1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright (c) 2016-2017 Hisilicon Limited.
3
4 #include <linux/acpi.h>
5 #include <linux/device.h>
6 #include <linux/etherdevice.h>
7 #include <linux/init.h>
8 #include <linux/interrupt.h>
9 #include <linux/kernel.h>
10 #include <linux/module.h>
11 #include <linux/netdevice.h>
12 #include <linux/pci.h>
13 #include <linux/platform_device.h>
14 #include <linux/if_vlan.h>
15 #include <linux/crash_dump.h>
16 #include <net/ipv6.h>
17 #include <net/rtnetlink.h>
18 #include "hclge_cmd.h"
19 #include "hclge_dcb.h"
20 #include "hclge_main.h"
21 #include "hclge_mbx.h"
22 #include "hclge_mdio.h"
23 #include "hclge_regs.h"
24 #include "hclge_tm.h"
25 #include "hclge_err.h"
26 #include "hnae3.h"
27 #include "hclge_devlink.h"
28 #include "hclge_comm_cmd.h"
29
30 #define HCLGE_NAME "hclge"
31
32 #define HCLGE_BUF_SIZE_UNIT 256U
33 #define HCLGE_BUF_MUL_BY 2
34 #define HCLGE_BUF_DIV_BY 2
35 #define NEED_RESERVE_TC_NUM 2
36 #define BUF_MAX_PERCENT 100
37 #define BUF_RESERVE_PERCENT 90
38
39 #define HCLGE_RESET_MAX_FAIL_CNT 5
40 #define HCLGE_RESET_SYNC_TIME 100
41 #define HCLGE_PF_RESET_SYNC_TIME 20
42 #define HCLGE_PF_RESET_SYNC_CNT 1500
43
44 #define HCLGE_LINK_STATUS_MS 10
45
46 static int hclge_set_mac_mtu(struct hclge_dev *hdev, int new_mps);
47 static int hclge_init_vlan_config(struct hclge_dev *hdev);
48 static void hclge_sync_vlan_filter(struct hclge_dev *hdev);
49 static int hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev);
50 static bool hclge_get_hw_reset_stat(struct hnae3_handle *handle);
51 static void hclge_rfs_filter_expire(struct hclge_dev *hdev);
52 static int hclge_clear_arfs_rules(struct hclge_dev *hdev);
53 static enum hnae3_reset_type hclge_get_reset_level(struct hnae3_ae_dev *ae_dev,
54 unsigned long *addr);
55 static int hclge_set_default_loopback(struct hclge_dev *hdev);
56
57 static void hclge_sync_mac_table(struct hclge_dev *hdev);
58 static void hclge_restore_hw_table(struct hclge_dev *hdev);
59 static void hclge_sync_promisc_mode(struct hclge_dev *hdev);
60 static void hclge_sync_fd_table(struct hclge_dev *hdev);
61 static void hclge_update_fec_stats(struct hclge_dev *hdev);
62 static int hclge_mac_link_status_wait(struct hclge_dev *hdev, int link_ret,
63 int wait_cnt);
64 static int hclge_update_port_info(struct hclge_dev *hdev);
65
66 static struct hnae3_ae_algo ae_algo;
67
68 static struct workqueue_struct *hclge_wq;
69
70 static const struct pci_device_id ae_algo_pci_tbl[] = {
71 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_GE), 0},
72 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_25GE), 0},
73 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_25GE_RDMA), 0},
74 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_25GE_RDMA_MACSEC), 0},
75 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_50GE_RDMA), 0},
76 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_50GE_RDMA_MACSEC), 0},
77 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_100G_RDMA_MACSEC), 0},
78 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_200G_RDMA), 0},
79 /* required last entry */
80 {0, }
81 };
82
83 MODULE_DEVICE_TABLE(pci, ae_algo_pci_tbl);
84
85 static const char hns3_nic_test_strs[][ETH_GSTRING_LEN] = {
86 "External Loopback test",
87 "App Loopback test",
88 "Serdes serial Loopback test",
89 "Serdes parallel Loopback test",
90 "Phy Loopback test"
91 };
92
93 static const struct hclge_comm_stats_str g_mac_stats_string[] = {
94 {"mac_tx_mac_pause_num", HCLGE_MAC_STATS_MAX_NUM_V1,
95 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_mac_pause_num)},
96 {"mac_rx_mac_pause_num", HCLGE_MAC_STATS_MAX_NUM_V1,
97 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_mac_pause_num)},
98 {"mac_tx_pause_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
99 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pause_xoff_time)},
100 {"mac_rx_pause_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
101 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pause_xoff_time)},
102 {"mac_tx_control_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
103 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_ctrl_pkt_num)},
104 {"mac_rx_control_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
105 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_ctrl_pkt_num)},
106 {"mac_tx_pfc_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
107 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pause_pkt_num)},
108 {"mac_tx_pfc_pri0_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
109 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri0_pkt_num)},
110 {"mac_tx_pfc_pri1_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
111 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri1_pkt_num)},
112 {"mac_tx_pfc_pri2_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
113 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri2_pkt_num)},
114 {"mac_tx_pfc_pri3_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
115 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri3_pkt_num)},
116 {"mac_tx_pfc_pri4_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
117 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri4_pkt_num)},
118 {"mac_tx_pfc_pri5_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
119 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri5_pkt_num)},
120 {"mac_tx_pfc_pri6_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
121 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri6_pkt_num)},
122 {"mac_tx_pfc_pri7_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
123 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri7_pkt_num)},
124 {"mac_tx_pfc_pri0_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
125 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri0_xoff_time)},
126 {"mac_tx_pfc_pri1_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
127 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri1_xoff_time)},
128 {"mac_tx_pfc_pri2_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
129 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri2_xoff_time)},
130 {"mac_tx_pfc_pri3_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
131 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri3_xoff_time)},
132 {"mac_tx_pfc_pri4_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
133 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri4_xoff_time)},
134 {"mac_tx_pfc_pri5_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
135 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri5_xoff_time)},
136 {"mac_tx_pfc_pri6_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
137 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri6_xoff_time)},
138 {"mac_tx_pfc_pri7_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
139 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri7_xoff_time)},
140 {"mac_rx_pfc_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
141 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pause_pkt_num)},
142 {"mac_rx_pfc_pri0_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
143 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri0_pkt_num)},
144 {"mac_rx_pfc_pri1_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
145 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri1_pkt_num)},
146 {"mac_rx_pfc_pri2_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
147 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri2_pkt_num)},
148 {"mac_rx_pfc_pri3_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
149 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri3_pkt_num)},
150 {"mac_rx_pfc_pri4_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
151 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri4_pkt_num)},
152 {"mac_rx_pfc_pri5_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
153 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri5_pkt_num)},
154 {"mac_rx_pfc_pri6_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
155 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri6_pkt_num)},
156 {"mac_rx_pfc_pri7_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
157 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri7_pkt_num)},
158 {"mac_rx_pfc_pri0_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
159 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri0_xoff_time)},
160 {"mac_rx_pfc_pri1_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
161 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri1_xoff_time)},
162 {"mac_rx_pfc_pri2_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
163 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri2_xoff_time)},
164 {"mac_rx_pfc_pri3_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
165 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri3_xoff_time)},
166 {"mac_rx_pfc_pri4_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
167 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri4_xoff_time)},
168 {"mac_rx_pfc_pri5_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
169 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri5_xoff_time)},
170 {"mac_rx_pfc_pri6_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
171 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri6_xoff_time)},
172 {"mac_rx_pfc_pri7_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
173 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri7_xoff_time)},
174 {"mac_tx_total_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
175 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_total_pkt_num)},
176 {"mac_tx_total_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
177 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_total_oct_num)},
178 {"mac_tx_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
179 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_good_pkt_num)},
180 {"mac_tx_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
181 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_bad_pkt_num)},
182 {"mac_tx_good_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
183 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_good_oct_num)},
184 {"mac_tx_bad_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
185 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_bad_oct_num)},
186 {"mac_tx_uni_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
187 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_uni_pkt_num)},
188 {"mac_tx_multi_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
189 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_multi_pkt_num)},
190 {"mac_tx_broad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
191 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_broad_pkt_num)},
192 {"mac_tx_undersize_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
193 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_undersize_pkt_num)},
194 {"mac_tx_oversize_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
195 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_oversize_pkt_num)},
196 {"mac_tx_64_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
197 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_64_oct_pkt_num)},
198 {"mac_tx_65_127_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
199 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_65_127_oct_pkt_num)},
200 {"mac_tx_128_255_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
201 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_128_255_oct_pkt_num)},
202 {"mac_tx_256_511_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
203 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_256_511_oct_pkt_num)},
204 {"mac_tx_512_1023_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
205 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_512_1023_oct_pkt_num)},
206 {"mac_tx_1024_1518_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
207 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1024_1518_oct_pkt_num)},
208 {"mac_tx_1519_2047_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
209 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1519_2047_oct_pkt_num)},
210 {"mac_tx_2048_4095_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
211 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_2048_4095_oct_pkt_num)},
212 {"mac_tx_4096_8191_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
213 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_4096_8191_oct_pkt_num)},
214 {"mac_tx_8192_9216_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
215 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_8192_9216_oct_pkt_num)},
216 {"mac_tx_9217_12287_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
217 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_9217_12287_oct_pkt_num)},
218 {"mac_tx_12288_16383_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
219 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_12288_16383_oct_pkt_num)},
220 {"mac_tx_1519_max_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
221 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1519_max_good_oct_pkt_num)},
222 {"mac_tx_1519_max_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
223 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1519_max_bad_oct_pkt_num)},
224 {"mac_rx_total_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
225 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_total_pkt_num)},
226 {"mac_rx_total_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
227 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_total_oct_num)},
228 {"mac_rx_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
229 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_good_pkt_num)},
230 {"mac_rx_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
231 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_bad_pkt_num)},
232 {"mac_rx_good_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
233 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_good_oct_num)},
234 {"mac_rx_bad_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
235 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_bad_oct_num)},
236 {"mac_rx_uni_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
237 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_uni_pkt_num)},
238 {"mac_rx_multi_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
239 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_multi_pkt_num)},
240 {"mac_rx_broad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
241 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_broad_pkt_num)},
242 {"mac_rx_undersize_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
243 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_undersize_pkt_num)},
244 {"mac_rx_oversize_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
245 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_oversize_pkt_num)},
246 {"mac_rx_64_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
247 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_64_oct_pkt_num)},
248 {"mac_rx_65_127_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
249 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_65_127_oct_pkt_num)},
250 {"mac_rx_128_255_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
251 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_128_255_oct_pkt_num)},
252 {"mac_rx_256_511_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
253 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_256_511_oct_pkt_num)},
254 {"mac_rx_512_1023_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
255 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_512_1023_oct_pkt_num)},
256 {"mac_rx_1024_1518_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
257 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1024_1518_oct_pkt_num)},
258 {"mac_rx_1519_2047_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
259 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1519_2047_oct_pkt_num)},
260 {"mac_rx_2048_4095_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
261 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_2048_4095_oct_pkt_num)},
262 {"mac_rx_4096_8191_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
263 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_4096_8191_oct_pkt_num)},
264 {"mac_rx_8192_9216_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
265 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_8192_9216_oct_pkt_num)},
266 {"mac_rx_9217_12287_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
267 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_9217_12287_oct_pkt_num)},
268 {"mac_rx_12288_16383_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
269 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_12288_16383_oct_pkt_num)},
270 {"mac_rx_1519_max_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
271 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1519_max_good_oct_pkt_num)},
272 {"mac_rx_1519_max_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
273 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1519_max_bad_oct_pkt_num)},
274
275 {"mac_tx_fragment_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
276 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_fragment_pkt_num)},
277 {"mac_tx_undermin_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
278 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_undermin_pkt_num)},
279 {"mac_tx_jabber_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
280 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_jabber_pkt_num)},
281 {"mac_tx_err_all_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
282 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_err_all_pkt_num)},
283 {"mac_tx_from_app_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
284 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_from_app_good_pkt_num)},
285 {"mac_tx_from_app_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
286 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_from_app_bad_pkt_num)},
287 {"mac_rx_fragment_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
288 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_fragment_pkt_num)},
289 {"mac_rx_undermin_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
290 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_undermin_pkt_num)},
291 {"mac_rx_jabber_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
292 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_jabber_pkt_num)},
293 {"mac_rx_fcs_err_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
294 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_fcs_err_pkt_num)},
295 {"mac_rx_send_app_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
296 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_send_app_good_pkt_num)},
297 {"mac_rx_send_app_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
298 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_send_app_bad_pkt_num)}
299 };
300
301 static const struct hclge_mac_mgr_tbl_entry_cmd hclge_mgr_table[] = {
302 {
303 .flags = HCLGE_MAC_MGR_MASK_VLAN_B,
304 .ethter_type = cpu_to_le16(ETH_P_LLDP),
305 .mac_addr = {0x01, 0x80, 0xc2, 0x00, 0x00, 0x0e},
306 .i_port_bitmap = 0x1,
307 },
308 };
309
310 static const struct key_info meta_data_key_info[] = {
311 { PACKET_TYPE_ID, 6 },
312 { IP_FRAGEMENT, 1 },
313 { ROCE_TYPE, 1 },
314 { NEXT_KEY, 5 },
315 { VLAN_NUMBER, 2 },
316 { SRC_VPORT, 12 },
317 { DST_VPORT, 12 },
318 { TUNNEL_PACKET, 1 },
319 };
320
321 static const struct key_info tuple_key_info[] = {
322 { OUTER_DST_MAC, 48, KEY_OPT_MAC, -1, -1 },
323 { OUTER_SRC_MAC, 48, KEY_OPT_MAC, -1, -1 },
324 { OUTER_VLAN_TAG_FST, 16, KEY_OPT_LE16, -1, -1 },
325 { OUTER_VLAN_TAG_SEC, 16, KEY_OPT_LE16, -1, -1 },
326 { OUTER_ETH_TYPE, 16, KEY_OPT_LE16, -1, -1 },
327 { OUTER_L2_RSV, 16, KEY_OPT_LE16, -1, -1 },
328 { OUTER_IP_TOS, 8, KEY_OPT_U8, -1, -1 },
329 { OUTER_IP_PROTO, 8, KEY_OPT_U8, -1, -1 },
330 { OUTER_SRC_IP, 32, KEY_OPT_IP, -1, -1 },
331 { OUTER_DST_IP, 32, KEY_OPT_IP, -1, -1 },
332 { OUTER_L3_RSV, 16, KEY_OPT_LE16, -1, -1 },
333 { OUTER_SRC_PORT, 16, KEY_OPT_LE16, -1, -1 },
334 { OUTER_DST_PORT, 16, KEY_OPT_LE16, -1, -1 },
335 { OUTER_L4_RSV, 32, KEY_OPT_LE32, -1, -1 },
336 { OUTER_TUN_VNI, 24, KEY_OPT_VNI, -1, -1 },
337 { OUTER_TUN_FLOW_ID, 8, KEY_OPT_U8, -1, -1 },
338 { INNER_DST_MAC, 48, KEY_OPT_MAC,
339 offsetof(struct hclge_fd_rule, tuples.dst_mac),
340 offsetof(struct hclge_fd_rule, tuples_mask.dst_mac) },
341 { INNER_SRC_MAC, 48, KEY_OPT_MAC,
342 offsetof(struct hclge_fd_rule, tuples.src_mac),
343 offsetof(struct hclge_fd_rule, tuples_mask.src_mac) },
344 { INNER_VLAN_TAG_FST, 16, KEY_OPT_LE16,
345 offsetof(struct hclge_fd_rule, tuples.vlan_tag1),
346 offsetof(struct hclge_fd_rule, tuples_mask.vlan_tag1) },
347 { INNER_VLAN_TAG_SEC, 16, KEY_OPT_LE16, -1, -1 },
348 { INNER_ETH_TYPE, 16, KEY_OPT_LE16,
349 offsetof(struct hclge_fd_rule, tuples.ether_proto),
350 offsetof(struct hclge_fd_rule, tuples_mask.ether_proto) },
351 { INNER_L2_RSV, 16, KEY_OPT_LE16,
352 offsetof(struct hclge_fd_rule, tuples.l2_user_def),
353 offsetof(struct hclge_fd_rule, tuples_mask.l2_user_def) },
354 { INNER_IP_TOS, 8, KEY_OPT_U8,
355 offsetof(struct hclge_fd_rule, tuples.ip_tos),
356 offsetof(struct hclge_fd_rule, tuples_mask.ip_tos) },
357 { INNER_IP_PROTO, 8, KEY_OPT_U8,
358 offsetof(struct hclge_fd_rule, tuples.ip_proto),
359 offsetof(struct hclge_fd_rule, tuples_mask.ip_proto) },
360 { INNER_SRC_IP, 32, KEY_OPT_IP,
361 offsetof(struct hclge_fd_rule, tuples.src_ip),
362 offsetof(struct hclge_fd_rule, tuples_mask.src_ip) },
363 { INNER_DST_IP, 32, KEY_OPT_IP,
364 offsetof(struct hclge_fd_rule, tuples.dst_ip),
365 offsetof(struct hclge_fd_rule, tuples_mask.dst_ip) },
366 { INNER_L3_RSV, 16, KEY_OPT_LE16,
367 offsetof(struct hclge_fd_rule, tuples.l3_user_def),
368 offsetof(struct hclge_fd_rule, tuples_mask.l3_user_def) },
369 { INNER_SRC_PORT, 16, KEY_OPT_LE16,
370 offsetof(struct hclge_fd_rule, tuples.src_port),
371 offsetof(struct hclge_fd_rule, tuples_mask.src_port) },
372 { INNER_DST_PORT, 16, KEY_OPT_LE16,
373 offsetof(struct hclge_fd_rule, tuples.dst_port),
374 offsetof(struct hclge_fd_rule, tuples_mask.dst_port) },
375 { INNER_L4_RSV, 32, KEY_OPT_LE32,
376 offsetof(struct hclge_fd_rule, tuples.l4_user_def),
377 offsetof(struct hclge_fd_rule, tuples_mask.l4_user_def) },
378 };
379
380 /**
381 * hclge_cmd_send - send command to command queue
382 * @hw: pointer to the hw struct
383 * @desc: prefilled descriptor for describing the command
384 * @num : the number of descriptors to be sent
385 *
386 * This is the main send command for command queue, it
387 * sends the queue, cleans the queue, etc
388 **/
hclge_cmd_send(struct hclge_hw *hw, struct hclge_desc *desc, int num)389 int hclge_cmd_send(struct hclge_hw *hw, struct hclge_desc *desc, int num)
390 {
391 return hclge_comm_cmd_send(&hw->hw, desc, num);
392 }
393
hclge_mac_update_stats_defective(struct hclge_dev *hdev)394 static int hclge_mac_update_stats_defective(struct hclge_dev *hdev)
395 {
396 #define HCLGE_MAC_CMD_NUM 21
397
398 u64 *data = (u64 *)(&hdev->mac_stats);
399 struct hclge_desc desc[HCLGE_MAC_CMD_NUM];
400 __le64 *desc_data;
401 u32 data_size;
402 int ret;
403 u32 i;
404
405 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_STATS_MAC, true);
406 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_MAC_CMD_NUM);
407 if (ret) {
408 dev_err(&hdev->pdev->dev,
409 "Get MAC pkt stats fail, status = %d.\n", ret);
410
411 return ret;
412 }
413
414 /* The first desc has a 64-bit header, so data size need to minus 1 */
415 data_size = sizeof(desc) / (sizeof(u64)) - 1;
416
417 desc_data = (__le64 *)(&desc[0].data[0]);
418 for (i = 0; i < data_size; i++) {
419 /* data memory is continuous becase only the first desc has a
420 * header in this command
421 */
422 *data += le64_to_cpu(*desc_data);
423 data++;
424 desc_data++;
425 }
426
427 return 0;
428 }
429
hclge_mac_update_stats_complete(struct hclge_dev *hdev)430 static int hclge_mac_update_stats_complete(struct hclge_dev *hdev)
431 {
432 #define HCLGE_REG_NUM_PER_DESC 4
433
434 u32 reg_num = hdev->ae_dev->dev_specs.mac_stats_num;
435 u64 *data = (u64 *)(&hdev->mac_stats);
436 struct hclge_desc *desc;
437 __le64 *desc_data;
438 u32 data_size;
439 u32 desc_num;
440 int ret;
441 u32 i;
442
443 /* The first desc has a 64-bit header, so need to consider it */
444 desc_num = reg_num / HCLGE_REG_NUM_PER_DESC + 1;
445
446 /* This may be called inside atomic sections,
447 * so GFP_ATOMIC is more suitalbe here
448 */
449 desc = kcalloc(desc_num, sizeof(struct hclge_desc), GFP_ATOMIC);
450 if (!desc)
451 return -ENOMEM;
452
453 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_STATS_MAC_ALL, true);
454 ret = hclge_cmd_send(&hdev->hw, desc, desc_num);
455 if (ret) {
456 kfree(desc);
457 return ret;
458 }
459
460 data_size = min_t(u32, sizeof(hdev->mac_stats) / sizeof(u64), reg_num);
461
462 desc_data = (__le64 *)(&desc[0].data[0]);
463 for (i = 0; i < data_size; i++) {
464 /* data memory is continuous becase only the first desc has a
465 * header in this command
466 */
467 *data += le64_to_cpu(*desc_data);
468 data++;
469 desc_data++;
470 }
471
472 kfree(desc);
473
474 return 0;
475 }
476
hclge_mac_query_reg_num(struct hclge_dev *hdev, u32 *reg_num)477 static int hclge_mac_query_reg_num(struct hclge_dev *hdev, u32 *reg_num)
478 {
479 struct hclge_desc desc;
480 int ret;
481
482 /* Driver needs total register number of both valid registers and
483 * reserved registers, but the old firmware only returns number
484 * of valid registers in device V2. To be compatible with these
485 * devices, driver uses a fixed value.
486 */
487 if (hdev->ae_dev->dev_version == HNAE3_DEVICE_VERSION_V2) {
488 *reg_num = HCLGE_MAC_STATS_MAX_NUM_V1;
489 return 0;
490 }
491
492 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_MAC_REG_NUM, true);
493 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
494 if (ret) {
495 dev_err(&hdev->pdev->dev,
496 "failed to query mac statistic reg number, ret = %d\n",
497 ret);
498 return ret;
499 }
500
501 *reg_num = le32_to_cpu(desc.data[0]);
502 if (*reg_num == 0) {
503 dev_err(&hdev->pdev->dev,
504 "mac statistic reg number is invalid!\n");
505 return -ENODATA;
506 }
507
508 return 0;
509 }
510
hclge_mac_update_stats(struct hclge_dev *hdev)511 int hclge_mac_update_stats(struct hclge_dev *hdev)
512 {
513 /* The firmware supports the new statistics acquisition method */
514 if (hdev->ae_dev->dev_specs.mac_stats_num)
515 return hclge_mac_update_stats_complete(hdev);
516 else
517 return hclge_mac_update_stats_defective(hdev);
518 }
519
hclge_comm_get_count(struct hclge_dev *hdev, const struct hclge_comm_stats_str strs[], u32 size)520 static int hclge_comm_get_count(struct hclge_dev *hdev,
521 const struct hclge_comm_stats_str strs[],
522 u32 size)
523 {
524 int count = 0;
525 u32 i;
526
527 for (i = 0; i < size; i++)
528 if (strs[i].stats_num <= hdev->ae_dev->dev_specs.mac_stats_num)
529 count++;
530
531 return count;
532 }
533
hclge_comm_get_stats(struct hclge_dev *hdev, const struct hclge_comm_stats_str strs[], int size, u64 *data)534 static u64 *hclge_comm_get_stats(struct hclge_dev *hdev,
535 const struct hclge_comm_stats_str strs[],
536 int size, u64 *data)
537 {
538 u64 *buf = data;
539 u32 i;
540
541 for (i = 0; i < size; i++) {
542 if (strs[i].stats_num > hdev->ae_dev->dev_specs.mac_stats_num)
543 continue;
544
545 *buf = HCLGE_STATS_READ(&hdev->mac_stats, strs[i].offset);
546 buf++;
547 }
548
549 return buf;
550 }
551
hclge_comm_get_strings(struct hclge_dev *hdev, u32 stringset, const struct hclge_comm_stats_str strs[], int size, u8 *data)552 static u8 *hclge_comm_get_strings(struct hclge_dev *hdev, u32 stringset,
553 const struct hclge_comm_stats_str strs[],
554 int size, u8 *data)
555 {
556 char *buff = (char *)data;
557 u32 i;
558
559 if (stringset != ETH_SS_STATS)
560 return buff;
561
562 for (i = 0; i < size; i++) {
563 if (strs[i].stats_num > hdev->ae_dev->dev_specs.mac_stats_num)
564 continue;
565
566 snprintf(buff, ETH_GSTRING_LEN, "%s", strs[i].desc);
567 buff = buff + ETH_GSTRING_LEN;
568 }
569
570 return (u8 *)buff;
571 }
572
hclge_update_stats_for_all(struct hclge_dev *hdev)573 static void hclge_update_stats_for_all(struct hclge_dev *hdev)
574 {
575 struct hnae3_handle *handle;
576 int status;
577
578 handle = &hdev->vport[0].nic;
579 if (handle->client) {
580 status = hclge_comm_tqps_update_stats(handle, &hdev->hw.hw);
581 if (status) {
582 dev_err(&hdev->pdev->dev,
583 "Update TQPS stats fail, status = %d.\n",
584 status);
585 }
586 }
587
588 hclge_update_fec_stats(hdev);
589
590 status = hclge_mac_update_stats(hdev);
591 if (status)
592 dev_err(&hdev->pdev->dev,
593 "Update MAC stats fail, status = %d.\n", status);
594 }
595
hclge_update_stats(struct hnae3_handle *handle)596 static void hclge_update_stats(struct hnae3_handle *handle)
597 {
598 struct hclge_vport *vport = hclge_get_vport(handle);
599 struct hclge_dev *hdev = vport->back;
600 int status;
601
602 if (test_and_set_bit(HCLGE_STATE_STATISTICS_UPDATING, &hdev->state))
603 return;
604
605 status = hclge_mac_update_stats(hdev);
606 if (status)
607 dev_err(&hdev->pdev->dev,
608 "Update MAC stats fail, status = %d.\n",
609 status);
610
611 status = hclge_comm_tqps_update_stats(handle, &hdev->hw.hw);
612 if (status)
613 dev_err(&hdev->pdev->dev,
614 "Update TQPS stats fail, status = %d.\n",
615 status);
616
617 clear_bit(HCLGE_STATE_STATISTICS_UPDATING, &hdev->state);
618 }
619
hclge_get_sset_count(struct hnae3_handle *handle, int stringset)620 static int hclge_get_sset_count(struct hnae3_handle *handle, int stringset)
621 {
622 #define HCLGE_LOOPBACK_TEST_FLAGS (HNAE3_SUPPORT_APP_LOOPBACK | \
623 HNAE3_SUPPORT_PHY_LOOPBACK | \
624 HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK | \
625 HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK | \
626 HNAE3_SUPPORT_EXTERNAL_LOOPBACK)
627
628 struct hclge_vport *vport = hclge_get_vport(handle);
629 struct hclge_dev *hdev = vport->back;
630 int count = 0;
631
632 /* Loopback test support rules:
633 * mac: only GE mode support
634 * serdes: all mac mode will support include GE/XGE/LGE/CGE
635 * phy: only support when phy device exist on board
636 */
637 if (stringset == ETH_SS_TEST) {
638 /* clear loopback bit flags at first */
639 handle->flags = (handle->flags & (~HCLGE_LOOPBACK_TEST_FLAGS));
640 if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2 ||
641 hdev->hw.mac.speed == HCLGE_MAC_SPEED_10M ||
642 hdev->hw.mac.speed == HCLGE_MAC_SPEED_100M ||
643 hdev->hw.mac.speed == HCLGE_MAC_SPEED_1G) {
644 count += 1;
645 handle->flags |= HNAE3_SUPPORT_APP_LOOPBACK;
646 }
647
648 count += 1;
649 handle->flags |= HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK;
650 count += 1;
651 handle->flags |= HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK;
652 count += 1;
653 handle->flags |= HNAE3_SUPPORT_EXTERNAL_LOOPBACK;
654
655 if ((hdev->hw.mac.phydev && hdev->hw.mac.phydev->drv &&
656 hdev->hw.mac.phydev->drv->set_loopback) ||
657 hnae3_dev_phy_imp_supported(hdev)) {
658 count += 1;
659 handle->flags |= HNAE3_SUPPORT_PHY_LOOPBACK;
660 }
661 } else if (stringset == ETH_SS_STATS) {
662 count = hclge_comm_get_count(hdev, g_mac_stats_string,
663 ARRAY_SIZE(g_mac_stats_string)) +
664 hclge_comm_tqps_get_sset_count(handle);
665 }
666
667 return count;
668 }
669
hclge_get_strings(struct hnae3_handle *handle, u32 stringset, u8 *data)670 static void hclge_get_strings(struct hnae3_handle *handle, u32 stringset,
671 u8 *data)
672 {
673 struct hclge_vport *vport = hclge_get_vport(handle);
674 struct hclge_dev *hdev = vport->back;
675 u8 *p = (char *)data;
676 int size;
677
678 if (stringset == ETH_SS_STATS) {
679 size = ARRAY_SIZE(g_mac_stats_string);
680 p = hclge_comm_get_strings(hdev, stringset, g_mac_stats_string,
681 size, p);
682 p = hclge_comm_tqps_get_strings(handle, p);
683 } else if (stringset == ETH_SS_TEST) {
684 if (handle->flags & HNAE3_SUPPORT_EXTERNAL_LOOPBACK) {
685 memcpy(p, hns3_nic_test_strs[HNAE3_LOOP_EXTERNAL],
686 ETH_GSTRING_LEN);
687 p += ETH_GSTRING_LEN;
688 }
689 if (handle->flags & HNAE3_SUPPORT_APP_LOOPBACK) {
690 memcpy(p, hns3_nic_test_strs[HNAE3_LOOP_APP],
691 ETH_GSTRING_LEN);
692 p += ETH_GSTRING_LEN;
693 }
694 if (handle->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK) {
695 memcpy(p, hns3_nic_test_strs[HNAE3_LOOP_SERIAL_SERDES],
696 ETH_GSTRING_LEN);
697 p += ETH_GSTRING_LEN;
698 }
699 if (handle->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK) {
700 memcpy(p,
701 hns3_nic_test_strs[HNAE3_LOOP_PARALLEL_SERDES],
702 ETH_GSTRING_LEN);
703 p += ETH_GSTRING_LEN;
704 }
705 if (handle->flags & HNAE3_SUPPORT_PHY_LOOPBACK) {
706 memcpy(p, hns3_nic_test_strs[HNAE3_LOOP_PHY],
707 ETH_GSTRING_LEN);
708 p += ETH_GSTRING_LEN;
709 }
710 }
711 }
712
hclge_get_stats(struct hnae3_handle *handle, u64 *data)713 static void hclge_get_stats(struct hnae3_handle *handle, u64 *data)
714 {
715 struct hclge_vport *vport = hclge_get_vport(handle);
716 struct hclge_dev *hdev = vport->back;
717 u64 *p;
718
719 p = hclge_comm_get_stats(hdev, g_mac_stats_string,
720 ARRAY_SIZE(g_mac_stats_string), data);
721 p = hclge_comm_tqps_get_stats(handle, p);
722 }
723
hclge_get_mac_stat(struct hnae3_handle *handle, struct hns3_mac_stats *mac_stats)724 static void hclge_get_mac_stat(struct hnae3_handle *handle,
725 struct hns3_mac_stats *mac_stats)
726 {
727 struct hclge_vport *vport = hclge_get_vport(handle);
728 struct hclge_dev *hdev = vport->back;
729
730 hclge_update_stats(handle);
731
732 mac_stats->tx_pause_cnt = hdev->mac_stats.mac_tx_mac_pause_num;
733 mac_stats->rx_pause_cnt = hdev->mac_stats.mac_rx_mac_pause_num;
734 }
735
hclge_parse_func_status(struct hclge_dev *hdev, struct hclge_func_status_cmd *status)736 static int hclge_parse_func_status(struct hclge_dev *hdev,
737 struct hclge_func_status_cmd *status)
738 {
739 #define HCLGE_MAC_ID_MASK 0xF
740
741 if (!(status->pf_state & HCLGE_PF_STATE_DONE))
742 return -EINVAL;
743
744 /* Set the pf to main pf */
745 if (status->pf_state & HCLGE_PF_STATE_MAIN)
746 hdev->flag |= HCLGE_FLAG_MAIN;
747 else
748 hdev->flag &= ~HCLGE_FLAG_MAIN;
749
750 hdev->hw.mac.mac_id = status->mac_id & HCLGE_MAC_ID_MASK;
751 return 0;
752 }
753
hclge_query_function_status(struct hclge_dev *hdev)754 static int hclge_query_function_status(struct hclge_dev *hdev)
755 {
756 #define HCLGE_QUERY_MAX_CNT 5
757
758 struct hclge_func_status_cmd *req;
759 struct hclge_desc desc;
760 int timeout = 0;
761 int ret;
762
763 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_FUNC_STATUS, true);
764 req = (struct hclge_func_status_cmd *)desc.data;
765
766 do {
767 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
768 if (ret) {
769 dev_err(&hdev->pdev->dev,
770 "query function status failed %d.\n", ret);
771 return ret;
772 }
773
774 /* Check pf reset is done */
775 if (req->pf_state)
776 break;
777 usleep_range(1000, 2000);
778 } while (timeout++ < HCLGE_QUERY_MAX_CNT);
779
780 return hclge_parse_func_status(hdev, req);
781 }
782
hclge_query_pf_resource(struct hclge_dev *hdev)783 static int hclge_query_pf_resource(struct hclge_dev *hdev)
784 {
785 struct hclge_pf_res_cmd *req;
786 struct hclge_desc desc;
787 int ret;
788
789 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_PF_RSRC, true);
790 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
791 if (ret) {
792 dev_err(&hdev->pdev->dev,
793 "query pf resource failed %d.\n", ret);
794 return ret;
795 }
796
797 req = (struct hclge_pf_res_cmd *)desc.data;
798 hdev->num_tqps = le16_to_cpu(req->tqp_num) +
799 le16_to_cpu(req->ext_tqp_num);
800 hdev->pkt_buf_size = le16_to_cpu(req->buf_size) << HCLGE_BUF_UNIT_S;
801
802 if (req->tx_buf_size)
803 hdev->tx_buf_size =
804 le16_to_cpu(req->tx_buf_size) << HCLGE_BUF_UNIT_S;
805 else
806 hdev->tx_buf_size = HCLGE_DEFAULT_TX_BUF;
807
808 hdev->tx_buf_size = roundup(hdev->tx_buf_size, HCLGE_BUF_SIZE_UNIT);
809
810 if (req->dv_buf_size)
811 hdev->dv_buf_size =
812 le16_to_cpu(req->dv_buf_size) << HCLGE_BUF_UNIT_S;
813 else
814 hdev->dv_buf_size = HCLGE_DEFAULT_DV;
815
816 hdev->dv_buf_size = roundup(hdev->dv_buf_size, HCLGE_BUF_SIZE_UNIT);
817
818 hdev->num_nic_msi = le16_to_cpu(req->msixcap_localid_number_nic);
819 if (hdev->num_nic_msi < HNAE3_MIN_VECTOR_NUM) {
820 dev_err(&hdev->pdev->dev,
821 "only %u msi resources available, not enough for pf(min:2).\n",
822 hdev->num_nic_msi);
823 return -EINVAL;
824 }
825
826 if (hnae3_dev_roce_supported(hdev)) {
827 hdev->num_roce_msi =
828 le16_to_cpu(req->pf_intr_vector_number_roce);
829
830 /* PF should have NIC vectors and Roce vectors,
831 * NIC vectors are queued before Roce vectors.
832 */
833 hdev->num_msi = hdev->num_nic_msi + hdev->num_roce_msi;
834 } else {
835 hdev->num_msi = hdev->num_nic_msi;
836 }
837
838 return 0;
839 }
840
hclge_parse_speed(u8 speed_cmd, u32 *speed)841 static int hclge_parse_speed(u8 speed_cmd, u32 *speed)
842 {
843 switch (speed_cmd) {
844 case HCLGE_FW_MAC_SPEED_10M:
845 *speed = HCLGE_MAC_SPEED_10M;
846 break;
847 case HCLGE_FW_MAC_SPEED_100M:
848 *speed = HCLGE_MAC_SPEED_100M;
849 break;
850 case HCLGE_FW_MAC_SPEED_1G:
851 *speed = HCLGE_MAC_SPEED_1G;
852 break;
853 case HCLGE_FW_MAC_SPEED_10G:
854 *speed = HCLGE_MAC_SPEED_10G;
855 break;
856 case HCLGE_FW_MAC_SPEED_25G:
857 *speed = HCLGE_MAC_SPEED_25G;
858 break;
859 case HCLGE_FW_MAC_SPEED_40G:
860 *speed = HCLGE_MAC_SPEED_40G;
861 break;
862 case HCLGE_FW_MAC_SPEED_50G:
863 *speed = HCLGE_MAC_SPEED_50G;
864 break;
865 case HCLGE_FW_MAC_SPEED_100G:
866 *speed = HCLGE_MAC_SPEED_100G;
867 break;
868 case HCLGE_FW_MAC_SPEED_200G:
869 *speed = HCLGE_MAC_SPEED_200G;
870 break;
871 default:
872 return -EINVAL;
873 }
874
875 return 0;
876 }
877
878 static const struct hclge_speed_bit_map speed_bit_map[] = {
879 {HCLGE_MAC_SPEED_10M, HCLGE_SUPPORT_10M_BIT},
880 {HCLGE_MAC_SPEED_100M, HCLGE_SUPPORT_100M_BIT},
881 {HCLGE_MAC_SPEED_1G, HCLGE_SUPPORT_1G_BIT},
882 {HCLGE_MAC_SPEED_10G, HCLGE_SUPPORT_10G_BIT},
883 {HCLGE_MAC_SPEED_25G, HCLGE_SUPPORT_25G_BIT},
884 {HCLGE_MAC_SPEED_40G, HCLGE_SUPPORT_40G_BIT},
885 {HCLGE_MAC_SPEED_50G, HCLGE_SUPPORT_50G_BIT},
886 {HCLGE_MAC_SPEED_100G, HCLGE_SUPPORT_100G_BIT},
887 {HCLGE_MAC_SPEED_200G, HCLGE_SUPPORT_200G_BIT},
888 };
889
hclge_get_speed_bit(u32 speed, u32 *speed_bit)890 static int hclge_get_speed_bit(u32 speed, u32 *speed_bit)
891 {
892 u16 i;
893
894 for (i = 0; i < ARRAY_SIZE(speed_bit_map); i++) {
895 if (speed == speed_bit_map[i].speed) {
896 *speed_bit = speed_bit_map[i].speed_bit;
897 return 0;
898 }
899 }
900
901 return -EINVAL;
902 }
903
hclge_check_port_speed(struct hnae3_handle *handle, u32 speed)904 static int hclge_check_port_speed(struct hnae3_handle *handle, u32 speed)
905 {
906 struct hclge_vport *vport = hclge_get_vport(handle);
907 struct hclge_dev *hdev = vport->back;
908 u32 speed_ability = hdev->hw.mac.speed_ability;
909 u32 speed_bit = 0;
910 int ret;
911
912 ret = hclge_get_speed_bit(speed, &speed_bit);
913 if (ret)
914 return ret;
915
916 if (speed_bit & speed_ability)
917 return 0;
918
919 return -EINVAL;
920 }
921
hclge_update_fec_support(struct hclge_mac *mac)922 static void hclge_update_fec_support(struct hclge_mac *mac)
923 {
924 linkmode_clear_bit(ETHTOOL_LINK_MODE_FEC_BASER_BIT, mac->supported);
925 linkmode_clear_bit(ETHTOOL_LINK_MODE_FEC_RS_BIT, mac->supported);
926 linkmode_clear_bit(ETHTOOL_LINK_MODE_FEC_LLRS_BIT, mac->supported);
927 linkmode_clear_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT, mac->supported);
928
929 if (mac->fec_ability & BIT(HNAE3_FEC_BASER))
930 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_BASER_BIT,
931 mac->supported);
932 if (mac->fec_ability & BIT(HNAE3_FEC_RS))
933 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_RS_BIT,
934 mac->supported);
935 if (mac->fec_ability & BIT(HNAE3_FEC_LLRS))
936 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_LLRS_BIT,
937 mac->supported);
938 if (mac->fec_ability & BIT(HNAE3_FEC_NONE))
939 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT,
940 mac->supported);
941 }
942
hclge_convert_setting_sr(u16 speed_ability, unsigned long *link_mode)943 static void hclge_convert_setting_sr(u16 speed_ability,
944 unsigned long *link_mode)
945 {
946 if (speed_ability & HCLGE_SUPPORT_10G_BIT)
947 linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseSR_Full_BIT,
948 link_mode);
949 if (speed_ability & HCLGE_SUPPORT_25G_BIT)
950 linkmode_set_bit(ETHTOOL_LINK_MODE_25000baseSR_Full_BIT,
951 link_mode);
952 if (speed_ability & HCLGE_SUPPORT_40G_BIT)
953 linkmode_set_bit(ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT,
954 link_mode);
955 if (speed_ability & HCLGE_SUPPORT_50G_BIT)
956 linkmode_set_bit(ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT,
957 link_mode);
958 if (speed_ability & HCLGE_SUPPORT_100G_BIT)
959 linkmode_set_bit(ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT,
960 link_mode);
961 if (speed_ability & HCLGE_SUPPORT_200G_BIT)
962 linkmode_set_bit(ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT,
963 link_mode);
964 }
965
hclge_convert_setting_lr(u16 speed_ability, unsigned long *link_mode)966 static void hclge_convert_setting_lr(u16 speed_ability,
967 unsigned long *link_mode)
968 {
969 if (speed_ability & HCLGE_SUPPORT_10G_BIT)
970 linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseLR_Full_BIT,
971 link_mode);
972 if (speed_ability & HCLGE_SUPPORT_25G_BIT)
973 linkmode_set_bit(ETHTOOL_LINK_MODE_25000baseSR_Full_BIT,
974 link_mode);
975 if (speed_ability & HCLGE_SUPPORT_50G_BIT)
976 linkmode_set_bit(ETHTOOL_LINK_MODE_50000baseLR_ER_FR_Full_BIT,
977 link_mode);
978 if (speed_ability & HCLGE_SUPPORT_40G_BIT)
979 linkmode_set_bit(ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT,
980 link_mode);
981 if (speed_ability & HCLGE_SUPPORT_100G_BIT)
982 linkmode_set_bit(ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT,
983 link_mode);
984 if (speed_ability & HCLGE_SUPPORT_200G_BIT)
985 linkmode_set_bit(
986 ETHTOOL_LINK_MODE_200000baseLR4_ER4_FR4_Full_BIT,
987 link_mode);
988 }
989
hclge_convert_setting_cr(u16 speed_ability, unsigned long *link_mode)990 static void hclge_convert_setting_cr(u16 speed_ability,
991 unsigned long *link_mode)
992 {
993 if (speed_ability & HCLGE_SUPPORT_10G_BIT)
994 linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseCR_Full_BIT,
995 link_mode);
996 if (speed_ability & HCLGE_SUPPORT_25G_BIT)
997 linkmode_set_bit(ETHTOOL_LINK_MODE_25000baseCR_Full_BIT,
998 link_mode);
999 if (speed_ability & HCLGE_SUPPORT_40G_BIT)
1000 linkmode_set_bit(ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT,
1001 link_mode);
1002 if (speed_ability & HCLGE_SUPPORT_50G_BIT)
1003 linkmode_set_bit(ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT,
1004 link_mode);
1005 if (speed_ability & HCLGE_SUPPORT_100G_BIT)
1006 linkmode_set_bit(ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT,
1007 link_mode);
1008 if (speed_ability & HCLGE_SUPPORT_200G_BIT)
1009 linkmode_set_bit(ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT,
1010 link_mode);
1011 }
1012
hclge_convert_setting_kr(u16 speed_ability, unsigned long *link_mode)1013 static void hclge_convert_setting_kr(u16 speed_ability,
1014 unsigned long *link_mode)
1015 {
1016 if (speed_ability & HCLGE_SUPPORT_1G_BIT)
1017 linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseKX_Full_BIT,
1018 link_mode);
1019 if (speed_ability & HCLGE_SUPPORT_10G_BIT)
1020 linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseKR_Full_BIT,
1021 link_mode);
1022 if (speed_ability & HCLGE_SUPPORT_25G_BIT)
1023 linkmode_set_bit(ETHTOOL_LINK_MODE_25000baseKR_Full_BIT,
1024 link_mode);
1025 if (speed_ability & HCLGE_SUPPORT_40G_BIT)
1026 linkmode_set_bit(ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT,
1027 link_mode);
1028 if (speed_ability & HCLGE_SUPPORT_50G_BIT)
1029 linkmode_set_bit(ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT,
1030 link_mode);
1031 if (speed_ability & HCLGE_SUPPORT_100G_BIT)
1032 linkmode_set_bit(ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT,
1033 link_mode);
1034 if (speed_ability & HCLGE_SUPPORT_200G_BIT)
1035 linkmode_set_bit(ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT,
1036 link_mode);
1037 }
1038
hclge_convert_setting_fec(struct hclge_mac *mac)1039 static void hclge_convert_setting_fec(struct hclge_mac *mac)
1040 {
1041 /* If firmware has reported fec_ability, don't need to convert by speed */
1042 if (mac->fec_ability)
1043 goto out;
1044
1045 switch (mac->speed) {
1046 case HCLGE_MAC_SPEED_10G:
1047 case HCLGE_MAC_SPEED_40G:
1048 mac->fec_ability = BIT(HNAE3_FEC_BASER) | BIT(HNAE3_FEC_AUTO) |
1049 BIT(HNAE3_FEC_NONE);
1050 break;
1051 case HCLGE_MAC_SPEED_25G:
1052 case HCLGE_MAC_SPEED_50G:
1053 mac->fec_ability = BIT(HNAE3_FEC_BASER) | BIT(HNAE3_FEC_RS) |
1054 BIT(HNAE3_FEC_AUTO) | BIT(HNAE3_FEC_NONE);
1055 break;
1056 case HCLGE_MAC_SPEED_100G:
1057 mac->fec_ability = BIT(HNAE3_FEC_RS) | BIT(HNAE3_FEC_AUTO) |
1058 BIT(HNAE3_FEC_NONE);
1059 break;
1060 case HCLGE_MAC_SPEED_200G:
1061 mac->fec_ability = BIT(HNAE3_FEC_RS) | BIT(HNAE3_FEC_AUTO) |
1062 BIT(HNAE3_FEC_LLRS);
1063 break;
1064 default:
1065 mac->fec_ability = 0;
1066 break;
1067 }
1068
1069 out:
1070 hclge_update_fec_support(mac);
1071 }
1072
hclge_parse_fiber_link_mode(struct hclge_dev *hdev, u16 speed_ability)1073 static void hclge_parse_fiber_link_mode(struct hclge_dev *hdev,
1074 u16 speed_ability)
1075 {
1076 struct hclge_mac *mac = &hdev->hw.mac;
1077
1078 if (speed_ability & HCLGE_SUPPORT_1G_BIT)
1079 linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseX_Full_BIT,
1080 mac->supported);
1081
1082 hclge_convert_setting_sr(speed_ability, mac->supported);
1083 hclge_convert_setting_lr(speed_ability, mac->supported);
1084 hclge_convert_setting_cr(speed_ability, mac->supported);
1085 if (hnae3_dev_fec_supported(hdev))
1086 hclge_convert_setting_fec(mac);
1087
1088 if (hnae3_dev_pause_supported(hdev))
1089 linkmode_set_bit(ETHTOOL_LINK_MODE_Pause_BIT, mac->supported);
1090
1091 linkmode_set_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, mac->supported);
1092 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT, mac->supported);
1093 }
1094
hclge_parse_backplane_link_mode(struct hclge_dev *hdev, u16 speed_ability)1095 static void hclge_parse_backplane_link_mode(struct hclge_dev *hdev,
1096 u16 speed_ability)
1097 {
1098 struct hclge_mac *mac = &hdev->hw.mac;
1099
1100 hclge_convert_setting_kr(speed_ability, mac->supported);
1101 if (hnae3_dev_fec_supported(hdev))
1102 hclge_convert_setting_fec(mac);
1103
1104 if (hnae3_dev_pause_supported(hdev))
1105 linkmode_set_bit(ETHTOOL_LINK_MODE_Pause_BIT, mac->supported);
1106
1107 linkmode_set_bit(ETHTOOL_LINK_MODE_Backplane_BIT, mac->supported);
1108 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT, mac->supported);
1109 }
1110
hclge_parse_copper_link_mode(struct hclge_dev *hdev, u16 speed_ability)1111 static void hclge_parse_copper_link_mode(struct hclge_dev *hdev,
1112 u16 speed_ability)
1113 {
1114 unsigned long *supported = hdev->hw.mac.supported;
1115
1116 /* default to support all speed for GE port */
1117 if (!speed_ability)
1118 speed_ability = HCLGE_SUPPORT_GE;
1119
1120 if (speed_ability & HCLGE_SUPPORT_1G_BIT)
1121 linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
1122 supported);
1123
1124 if (speed_ability & HCLGE_SUPPORT_100M_BIT) {
1125 linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT,
1126 supported);
1127 linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT,
1128 supported);
1129 }
1130
1131 if (speed_ability & HCLGE_SUPPORT_10M_BIT) {
1132 linkmode_set_bit(ETHTOOL_LINK_MODE_10baseT_Full_BIT, supported);
1133 linkmode_set_bit(ETHTOOL_LINK_MODE_10baseT_Half_BIT, supported);
1134 }
1135
1136 if (hnae3_dev_pause_supported(hdev)) {
1137 linkmode_set_bit(ETHTOOL_LINK_MODE_Pause_BIT, supported);
1138 linkmode_set_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, supported);
1139 }
1140
1141 linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, supported);
1142 linkmode_set_bit(ETHTOOL_LINK_MODE_TP_BIT, supported);
1143 }
1144
hclge_parse_link_mode(struct hclge_dev *hdev, u16 speed_ability)1145 static void hclge_parse_link_mode(struct hclge_dev *hdev, u16 speed_ability)
1146 {
1147 u8 media_type = hdev->hw.mac.media_type;
1148
1149 if (media_type == HNAE3_MEDIA_TYPE_FIBER)
1150 hclge_parse_fiber_link_mode(hdev, speed_ability);
1151 else if (media_type == HNAE3_MEDIA_TYPE_COPPER)
1152 hclge_parse_copper_link_mode(hdev, speed_ability);
1153 else if (media_type == HNAE3_MEDIA_TYPE_BACKPLANE)
1154 hclge_parse_backplane_link_mode(hdev, speed_ability);
1155 }
1156
hclge_get_max_speed(u16 speed_ability)1157 static u32 hclge_get_max_speed(u16 speed_ability)
1158 {
1159 if (speed_ability & HCLGE_SUPPORT_200G_BIT)
1160 return HCLGE_MAC_SPEED_200G;
1161
1162 if (speed_ability & HCLGE_SUPPORT_100G_BIT)
1163 return HCLGE_MAC_SPEED_100G;
1164
1165 if (speed_ability & HCLGE_SUPPORT_50G_BIT)
1166 return HCLGE_MAC_SPEED_50G;
1167
1168 if (speed_ability & HCLGE_SUPPORT_40G_BIT)
1169 return HCLGE_MAC_SPEED_40G;
1170
1171 if (speed_ability & HCLGE_SUPPORT_25G_BIT)
1172 return HCLGE_MAC_SPEED_25G;
1173
1174 if (speed_ability & HCLGE_SUPPORT_10G_BIT)
1175 return HCLGE_MAC_SPEED_10G;
1176
1177 if (speed_ability & HCLGE_SUPPORT_1G_BIT)
1178 return HCLGE_MAC_SPEED_1G;
1179
1180 if (speed_ability & HCLGE_SUPPORT_100M_BIT)
1181 return HCLGE_MAC_SPEED_100M;
1182
1183 if (speed_ability & HCLGE_SUPPORT_10M_BIT)
1184 return HCLGE_MAC_SPEED_10M;
1185
1186 return HCLGE_MAC_SPEED_1G;
1187 }
1188
hclge_parse_cfg(struct hclge_cfg *cfg, struct hclge_desc *desc)1189 static void hclge_parse_cfg(struct hclge_cfg *cfg, struct hclge_desc *desc)
1190 {
1191 #define HCLGE_TX_SPARE_SIZE_UNIT 4096
1192 #define SPEED_ABILITY_EXT_SHIFT 8
1193
1194 struct hclge_cfg_param_cmd *req;
1195 u64 mac_addr_tmp_high;
1196 u16 speed_ability_ext;
1197 u64 mac_addr_tmp;
1198 unsigned int i;
1199
1200 req = (struct hclge_cfg_param_cmd *)desc[0].data;
1201
1202 /* get the configuration */
1203 cfg->tc_num = hnae3_get_field(__le32_to_cpu(req->param[0]),
1204 HCLGE_CFG_TC_NUM_M, HCLGE_CFG_TC_NUM_S);
1205 cfg->tqp_desc_num = hnae3_get_field(__le32_to_cpu(req->param[0]),
1206 HCLGE_CFG_TQP_DESC_N_M,
1207 HCLGE_CFG_TQP_DESC_N_S);
1208
1209 cfg->phy_addr = hnae3_get_field(__le32_to_cpu(req->param[1]),
1210 HCLGE_CFG_PHY_ADDR_M,
1211 HCLGE_CFG_PHY_ADDR_S);
1212 cfg->media_type = hnae3_get_field(__le32_to_cpu(req->param[1]),
1213 HCLGE_CFG_MEDIA_TP_M,
1214 HCLGE_CFG_MEDIA_TP_S);
1215 cfg->rx_buf_len = hnae3_get_field(__le32_to_cpu(req->param[1]),
1216 HCLGE_CFG_RX_BUF_LEN_M,
1217 HCLGE_CFG_RX_BUF_LEN_S);
1218 /* get mac_address */
1219 mac_addr_tmp = __le32_to_cpu(req->param[2]);
1220 mac_addr_tmp_high = hnae3_get_field(__le32_to_cpu(req->param[3]),
1221 HCLGE_CFG_MAC_ADDR_H_M,
1222 HCLGE_CFG_MAC_ADDR_H_S);
1223
1224 mac_addr_tmp |= (mac_addr_tmp_high << 31) << 1;
1225
1226 cfg->default_speed = hnae3_get_field(__le32_to_cpu(req->param[3]),
1227 HCLGE_CFG_DEFAULT_SPEED_M,
1228 HCLGE_CFG_DEFAULT_SPEED_S);
1229 cfg->vf_rss_size_max = hnae3_get_field(__le32_to_cpu(req->param[3]),
1230 HCLGE_CFG_RSS_SIZE_M,
1231 HCLGE_CFG_RSS_SIZE_S);
1232
1233 for (i = 0; i < ETH_ALEN; i++)
1234 cfg->mac_addr[i] = (mac_addr_tmp >> (8 * i)) & 0xff;
1235
1236 req = (struct hclge_cfg_param_cmd *)desc[1].data;
1237 cfg->numa_node_map = __le32_to_cpu(req->param[0]);
1238
1239 cfg->speed_ability = hnae3_get_field(__le32_to_cpu(req->param[1]),
1240 HCLGE_CFG_SPEED_ABILITY_M,
1241 HCLGE_CFG_SPEED_ABILITY_S);
1242 speed_ability_ext = hnae3_get_field(__le32_to_cpu(req->param[1]),
1243 HCLGE_CFG_SPEED_ABILITY_EXT_M,
1244 HCLGE_CFG_SPEED_ABILITY_EXT_S);
1245 cfg->speed_ability |= speed_ability_ext << SPEED_ABILITY_EXT_SHIFT;
1246
1247 cfg->vlan_fliter_cap = hnae3_get_field(__le32_to_cpu(req->param[1]),
1248 HCLGE_CFG_VLAN_FLTR_CAP_M,
1249 HCLGE_CFG_VLAN_FLTR_CAP_S);
1250
1251 cfg->umv_space = hnae3_get_field(__le32_to_cpu(req->param[1]),
1252 HCLGE_CFG_UMV_TBL_SPACE_M,
1253 HCLGE_CFG_UMV_TBL_SPACE_S);
1254
1255 cfg->pf_rss_size_max = hnae3_get_field(__le32_to_cpu(req->param[2]),
1256 HCLGE_CFG_PF_RSS_SIZE_M,
1257 HCLGE_CFG_PF_RSS_SIZE_S);
1258
1259 /* HCLGE_CFG_PF_RSS_SIZE_M is the PF max rss size, which is a
1260 * power of 2, instead of reading out directly. This would
1261 * be more flexible for future changes and expansions.
1262 * When VF max rss size field is HCLGE_CFG_RSS_SIZE_S,
1263 * it does not make sense if PF's field is 0. In this case, PF and VF
1264 * has the same max rss size filed: HCLGE_CFG_RSS_SIZE_S.
1265 */
1266 cfg->pf_rss_size_max = cfg->pf_rss_size_max ?
1267 1U << cfg->pf_rss_size_max :
1268 cfg->vf_rss_size_max;
1269
1270 /* The unit of the tx spare buffer size queried from configuration
1271 * file is HCLGE_TX_SPARE_SIZE_UNIT(4096) bytes, so a conversion is
1272 * needed here.
1273 */
1274 cfg->tx_spare_buf_size = hnae3_get_field(__le32_to_cpu(req->param[2]),
1275 HCLGE_CFG_TX_SPARE_BUF_SIZE_M,
1276 HCLGE_CFG_TX_SPARE_BUF_SIZE_S);
1277 cfg->tx_spare_buf_size *= HCLGE_TX_SPARE_SIZE_UNIT;
1278 }
1279
1280 /* hclge_get_cfg: query the static parameter from flash
1281 * @hdev: pointer to struct hclge_dev
1282 * @hcfg: the config structure to be getted
1283 */
hclge_get_cfg(struct hclge_dev *hdev, struct hclge_cfg *hcfg)1284 static int hclge_get_cfg(struct hclge_dev *hdev, struct hclge_cfg *hcfg)
1285 {
1286 struct hclge_desc desc[HCLGE_PF_CFG_DESC_NUM];
1287 struct hclge_cfg_param_cmd *req;
1288 unsigned int i;
1289 int ret;
1290
1291 for (i = 0; i < HCLGE_PF_CFG_DESC_NUM; i++) {
1292 u32 offset = 0;
1293
1294 req = (struct hclge_cfg_param_cmd *)desc[i].data;
1295 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_GET_CFG_PARAM,
1296 true);
1297 hnae3_set_field(offset, HCLGE_CFG_OFFSET_M,
1298 HCLGE_CFG_OFFSET_S, i * HCLGE_CFG_RD_LEN_BYTES);
1299 /* Len should be united by 4 bytes when send to hardware */
1300 hnae3_set_field(offset, HCLGE_CFG_RD_LEN_M, HCLGE_CFG_RD_LEN_S,
1301 HCLGE_CFG_RD_LEN_BYTES / HCLGE_CFG_RD_LEN_UNIT);
1302 req->offset = cpu_to_le32(offset);
1303 }
1304
1305 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_PF_CFG_DESC_NUM);
1306 if (ret) {
1307 dev_err(&hdev->pdev->dev, "get config failed %d.\n", ret);
1308 return ret;
1309 }
1310
1311 hclge_parse_cfg(hcfg, desc);
1312
1313 return 0;
1314 }
1315
hclge_set_default_dev_specs(struct hclge_dev *hdev)1316 static void hclge_set_default_dev_specs(struct hclge_dev *hdev)
1317 {
1318 #define HCLGE_MAX_NON_TSO_BD_NUM 8U
1319
1320 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
1321
1322 ae_dev->dev_specs.max_non_tso_bd_num = HCLGE_MAX_NON_TSO_BD_NUM;
1323 ae_dev->dev_specs.rss_ind_tbl_size = HCLGE_RSS_IND_TBL_SIZE;
1324 ae_dev->dev_specs.rss_key_size = HCLGE_COMM_RSS_KEY_SIZE;
1325 ae_dev->dev_specs.max_tm_rate = HCLGE_ETHER_MAX_RATE;
1326 ae_dev->dev_specs.max_int_gl = HCLGE_DEF_MAX_INT_GL;
1327 ae_dev->dev_specs.max_frm_size = HCLGE_MAC_MAX_FRAME;
1328 ae_dev->dev_specs.max_qset_num = HCLGE_MAX_QSET_NUM;
1329 ae_dev->dev_specs.umv_size = HCLGE_DEFAULT_UMV_SPACE_PER_PF;
1330 ae_dev->dev_specs.tnl_num = 0;
1331 }
1332
hclge_parse_dev_specs(struct hclge_dev *hdev, struct hclge_desc *desc)1333 static void hclge_parse_dev_specs(struct hclge_dev *hdev,
1334 struct hclge_desc *desc)
1335 {
1336 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
1337 struct hclge_dev_specs_0_cmd *req0;
1338 struct hclge_dev_specs_1_cmd *req1;
1339
1340 req0 = (struct hclge_dev_specs_0_cmd *)desc[0].data;
1341 req1 = (struct hclge_dev_specs_1_cmd *)desc[1].data;
1342
1343 ae_dev->dev_specs.max_non_tso_bd_num = req0->max_non_tso_bd_num;
1344 ae_dev->dev_specs.rss_ind_tbl_size =
1345 le16_to_cpu(req0->rss_ind_tbl_size);
1346 ae_dev->dev_specs.int_ql_max = le16_to_cpu(req0->int_ql_max);
1347 ae_dev->dev_specs.rss_key_size = le16_to_cpu(req0->rss_key_size);
1348 ae_dev->dev_specs.max_tm_rate = le32_to_cpu(req0->max_tm_rate);
1349 ae_dev->dev_specs.max_qset_num = le16_to_cpu(req1->max_qset_num);
1350 ae_dev->dev_specs.max_int_gl = le16_to_cpu(req1->max_int_gl);
1351 ae_dev->dev_specs.max_frm_size = le16_to_cpu(req1->max_frm_size);
1352 ae_dev->dev_specs.umv_size = le16_to_cpu(req1->umv_size);
1353 ae_dev->dev_specs.mc_mac_size = le16_to_cpu(req1->mc_mac_size);
1354 ae_dev->dev_specs.tnl_num = req1->tnl_num;
1355 }
1356
hclge_check_dev_specs(struct hclge_dev *hdev)1357 static void hclge_check_dev_specs(struct hclge_dev *hdev)
1358 {
1359 struct hnae3_dev_specs *dev_specs = &hdev->ae_dev->dev_specs;
1360
1361 if (!dev_specs->max_non_tso_bd_num)
1362 dev_specs->max_non_tso_bd_num = HCLGE_MAX_NON_TSO_BD_NUM;
1363 if (!dev_specs->rss_ind_tbl_size)
1364 dev_specs->rss_ind_tbl_size = HCLGE_RSS_IND_TBL_SIZE;
1365 if (!dev_specs->rss_key_size)
1366 dev_specs->rss_key_size = HCLGE_COMM_RSS_KEY_SIZE;
1367 if (!dev_specs->max_tm_rate)
1368 dev_specs->max_tm_rate = HCLGE_ETHER_MAX_RATE;
1369 if (!dev_specs->max_qset_num)
1370 dev_specs->max_qset_num = HCLGE_MAX_QSET_NUM;
1371 if (!dev_specs->max_int_gl)
1372 dev_specs->max_int_gl = HCLGE_DEF_MAX_INT_GL;
1373 if (!dev_specs->max_frm_size)
1374 dev_specs->max_frm_size = HCLGE_MAC_MAX_FRAME;
1375 if (!dev_specs->umv_size)
1376 dev_specs->umv_size = HCLGE_DEFAULT_UMV_SPACE_PER_PF;
1377 }
1378
hclge_query_mac_stats_num(struct hclge_dev *hdev)1379 static int hclge_query_mac_stats_num(struct hclge_dev *hdev)
1380 {
1381 u32 reg_num = 0;
1382 int ret;
1383
1384 ret = hclge_mac_query_reg_num(hdev, ®_num);
1385 if (ret && ret != -EOPNOTSUPP)
1386 return ret;
1387
1388 hdev->ae_dev->dev_specs.mac_stats_num = reg_num;
1389 return 0;
1390 }
1391
hclge_query_dev_specs(struct hclge_dev *hdev)1392 static int hclge_query_dev_specs(struct hclge_dev *hdev)
1393 {
1394 struct hclge_desc desc[HCLGE_QUERY_DEV_SPECS_BD_NUM];
1395 int ret;
1396 int i;
1397
1398 ret = hclge_query_mac_stats_num(hdev);
1399 if (ret)
1400 return ret;
1401
1402 /* set default specifications as devices lower than version V3 do not
1403 * support querying specifications from firmware.
1404 */
1405 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V3) {
1406 hclge_set_default_dev_specs(hdev);
1407 return 0;
1408 }
1409
1410 for (i = 0; i < HCLGE_QUERY_DEV_SPECS_BD_NUM - 1; i++) {
1411 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_QUERY_DEV_SPECS,
1412 true);
1413 desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
1414 }
1415 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_QUERY_DEV_SPECS, true);
1416
1417 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_QUERY_DEV_SPECS_BD_NUM);
1418 if (ret)
1419 return ret;
1420
1421 hclge_parse_dev_specs(hdev, desc);
1422 hclge_check_dev_specs(hdev);
1423
1424 return 0;
1425 }
1426
hclge_get_cap(struct hclge_dev *hdev)1427 static int hclge_get_cap(struct hclge_dev *hdev)
1428 {
1429 int ret;
1430
1431 ret = hclge_query_function_status(hdev);
1432 if (ret) {
1433 dev_err(&hdev->pdev->dev,
1434 "query function status error %d.\n", ret);
1435 return ret;
1436 }
1437
1438 /* get pf resource */
1439 return hclge_query_pf_resource(hdev);
1440 }
1441
hclge_init_kdump_kernel_config(struct hclge_dev *hdev)1442 static void hclge_init_kdump_kernel_config(struct hclge_dev *hdev)
1443 {
1444 #define HCLGE_MIN_TX_DESC 64
1445 #define HCLGE_MIN_RX_DESC 64
1446
1447 if (!is_kdump_kernel())
1448 return;
1449
1450 dev_info(&hdev->pdev->dev,
1451 "Running kdump kernel. Using minimal resources\n");
1452
1453 /* minimal queue pairs equals to the number of vports */
1454 hdev->num_tqps = hdev->num_req_vfs + 1;
1455 hdev->num_tx_desc = HCLGE_MIN_TX_DESC;
1456 hdev->num_rx_desc = HCLGE_MIN_RX_DESC;
1457 }
1458
hclge_init_tc_config(struct hclge_dev *hdev)1459 static void hclge_init_tc_config(struct hclge_dev *hdev)
1460 {
1461 unsigned int i;
1462
1463 if (hdev->tc_max > HNAE3_MAX_TC ||
1464 hdev->tc_max < 1) {
1465 dev_warn(&hdev->pdev->dev, "TC num = %u.\n",
1466 hdev->tc_max);
1467 hdev->tc_max = 1;
1468 }
1469
1470 /* Dev does not support DCB */
1471 if (!hnae3_dev_dcb_supported(hdev)) {
1472 hdev->tc_max = 1;
1473 hdev->pfc_max = 0;
1474 } else {
1475 hdev->pfc_max = hdev->tc_max;
1476 }
1477
1478 hdev->tm_info.num_tc = 1;
1479
1480 /* Currently not support uncontiuous tc */
1481 for (i = 0; i < hdev->tm_info.num_tc; i++)
1482 hnae3_set_bit(hdev->hw_tc_map, i, 1);
1483
1484 hdev->tx_sch_mode = HCLGE_FLAG_TC_BASE_SCH_MODE;
1485 }
1486
hclge_configure(struct hclge_dev *hdev)1487 static int hclge_configure(struct hclge_dev *hdev)
1488 {
1489 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
1490 struct hclge_cfg cfg;
1491 int ret;
1492
1493 ret = hclge_get_cfg(hdev, &cfg);
1494 if (ret)
1495 return ret;
1496
1497 hdev->base_tqp_pid = 0;
1498 hdev->vf_rss_size_max = cfg.vf_rss_size_max;
1499 hdev->pf_rss_size_max = cfg.pf_rss_size_max;
1500 hdev->rx_buf_len = cfg.rx_buf_len;
1501 ether_addr_copy(hdev->hw.mac.mac_addr, cfg.mac_addr);
1502 hdev->hw.mac.media_type = cfg.media_type;
1503 hdev->hw.mac.phy_addr = cfg.phy_addr;
1504 hdev->num_tx_desc = cfg.tqp_desc_num;
1505 hdev->num_rx_desc = cfg.tqp_desc_num;
1506 hdev->tm_info.num_pg = 1;
1507 hdev->tc_max = cfg.tc_num;
1508 hdev->tm_info.hw_pfc_map = 0;
1509 if (cfg.umv_space)
1510 hdev->wanted_umv_size = cfg.umv_space;
1511 else
1512 hdev->wanted_umv_size = hdev->ae_dev->dev_specs.umv_size;
1513 hdev->tx_spare_buf_size = cfg.tx_spare_buf_size;
1514 hdev->gro_en = true;
1515 if (cfg.vlan_fliter_cap == HCLGE_VLAN_FLTR_CAN_MDF)
1516 set_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, ae_dev->caps);
1517
1518 if (hnae3_ae_dev_fd_supported(hdev->ae_dev)) {
1519 hdev->fd_en = true;
1520 hdev->fd_active_type = HCLGE_FD_RULE_NONE;
1521 }
1522
1523 ret = hclge_parse_speed(cfg.default_speed, &hdev->hw.mac.speed);
1524 if (ret) {
1525 dev_err(&hdev->pdev->dev, "failed to parse speed %u, ret = %d\n",
1526 cfg.default_speed, ret);
1527 return ret;
1528 }
1529
1530 hclge_parse_link_mode(hdev, cfg.speed_ability);
1531
1532 hdev->hw.mac.max_speed = hclge_get_max_speed(cfg.speed_ability);
1533
1534 hclge_init_tc_config(hdev);
1535 hclge_init_kdump_kernel_config(hdev);
1536
1537 return ret;
1538 }
1539
hclge_config_tso(struct hclge_dev *hdev, u16 tso_mss_min, u16 tso_mss_max)1540 static int hclge_config_tso(struct hclge_dev *hdev, u16 tso_mss_min,
1541 u16 tso_mss_max)
1542 {
1543 struct hclge_cfg_tso_status_cmd *req;
1544 struct hclge_desc desc;
1545
1546 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TSO_GENERIC_CONFIG, false);
1547
1548 req = (struct hclge_cfg_tso_status_cmd *)desc.data;
1549 req->tso_mss_min = cpu_to_le16(tso_mss_min);
1550 req->tso_mss_max = cpu_to_le16(tso_mss_max);
1551
1552 return hclge_cmd_send(&hdev->hw, &desc, 1);
1553 }
1554
hclge_config_gro(struct hclge_dev *hdev)1555 static int hclge_config_gro(struct hclge_dev *hdev)
1556 {
1557 struct hclge_cfg_gro_status_cmd *req;
1558 struct hclge_desc desc;
1559 int ret;
1560
1561 if (!hnae3_ae_dev_gro_supported(hdev->ae_dev))
1562 return 0;
1563
1564 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_GRO_GENERIC_CONFIG, false);
1565 req = (struct hclge_cfg_gro_status_cmd *)desc.data;
1566
1567 req->gro_en = hdev->gro_en ? 1 : 0;
1568
1569 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1570 if (ret)
1571 dev_err(&hdev->pdev->dev,
1572 "GRO hardware config cmd failed, ret = %d\n", ret);
1573
1574 return ret;
1575 }
1576
hclge_alloc_tqps(struct hclge_dev *hdev)1577 static int hclge_alloc_tqps(struct hclge_dev *hdev)
1578 {
1579 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
1580 struct hclge_comm_tqp *tqp;
1581 int i;
1582
1583 hdev->htqp = devm_kcalloc(&hdev->pdev->dev, hdev->num_tqps,
1584 sizeof(struct hclge_comm_tqp), GFP_KERNEL);
1585 if (!hdev->htqp)
1586 return -ENOMEM;
1587
1588 tqp = hdev->htqp;
1589
1590 for (i = 0; i < hdev->num_tqps; i++) {
1591 tqp->dev = &hdev->pdev->dev;
1592 tqp->index = i;
1593
1594 tqp->q.ae_algo = &ae_algo;
1595 tqp->q.buf_size = hdev->rx_buf_len;
1596 tqp->q.tx_desc_num = hdev->num_tx_desc;
1597 tqp->q.rx_desc_num = hdev->num_rx_desc;
1598
1599 /* need an extended offset to configure queues >=
1600 * HCLGE_TQP_MAX_SIZE_DEV_V2
1601 */
1602 if (i < HCLGE_TQP_MAX_SIZE_DEV_V2)
1603 tqp->q.io_base = hdev->hw.hw.io_base +
1604 HCLGE_TQP_REG_OFFSET +
1605 i * HCLGE_TQP_REG_SIZE;
1606 else
1607 tqp->q.io_base = hdev->hw.hw.io_base +
1608 HCLGE_TQP_REG_OFFSET +
1609 HCLGE_TQP_EXT_REG_OFFSET +
1610 (i - HCLGE_TQP_MAX_SIZE_DEV_V2) *
1611 HCLGE_TQP_REG_SIZE;
1612
1613 /* when device supports tx push and has device memory,
1614 * the queue can execute push mode or doorbell mode on
1615 * device memory.
1616 */
1617 if (test_bit(HNAE3_DEV_SUPPORT_TX_PUSH_B, ae_dev->caps))
1618 tqp->q.mem_base = hdev->hw.hw.mem_base +
1619 HCLGE_TQP_MEM_OFFSET(hdev, i);
1620
1621 tqp++;
1622 }
1623
1624 return 0;
1625 }
1626
hclge_map_tqps_to_func(struct hclge_dev *hdev, u16 func_id, u16 tqp_pid, u16 tqp_vid, bool is_pf)1627 static int hclge_map_tqps_to_func(struct hclge_dev *hdev, u16 func_id,
1628 u16 tqp_pid, u16 tqp_vid, bool is_pf)
1629 {
1630 struct hclge_tqp_map_cmd *req;
1631 struct hclge_desc desc;
1632 int ret;
1633
1634 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_SET_TQP_MAP, false);
1635
1636 req = (struct hclge_tqp_map_cmd *)desc.data;
1637 req->tqp_id = cpu_to_le16(tqp_pid);
1638 req->tqp_vf = func_id;
1639 req->tqp_flag = 1U << HCLGE_TQP_MAP_EN_B;
1640 if (!is_pf)
1641 req->tqp_flag |= 1U << HCLGE_TQP_MAP_TYPE_B;
1642 req->tqp_vid = cpu_to_le16(tqp_vid);
1643
1644 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1645 if (ret)
1646 dev_err(&hdev->pdev->dev, "TQP map failed %d.\n", ret);
1647
1648 return ret;
1649 }
1650
hclge_assign_tqp(struct hclge_vport *vport, u16 num_tqps)1651 static int hclge_assign_tqp(struct hclge_vport *vport, u16 num_tqps)
1652 {
1653 struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
1654 struct hclge_dev *hdev = vport->back;
1655 int i, alloced;
1656
1657 for (i = 0, alloced = 0; i < hdev->num_tqps &&
1658 alloced < num_tqps; i++) {
1659 if (!hdev->htqp[i].alloced) {
1660 hdev->htqp[i].q.handle = &vport->nic;
1661 hdev->htqp[i].q.tqp_index = alloced;
1662 hdev->htqp[i].q.tx_desc_num = kinfo->num_tx_desc;
1663 hdev->htqp[i].q.rx_desc_num = kinfo->num_rx_desc;
1664 kinfo->tqp[alloced] = &hdev->htqp[i].q;
1665 hdev->htqp[i].alloced = true;
1666 alloced++;
1667 }
1668 }
1669 vport->alloc_tqps = alloced;
1670 kinfo->rss_size = min_t(u16, hdev->pf_rss_size_max,
1671 vport->alloc_tqps / hdev->tm_info.num_tc);
1672
1673 /* ensure one to one mapping between irq and queue at default */
1674 kinfo->rss_size = min_t(u16, kinfo->rss_size,
1675 (hdev->num_nic_msi - 1) / hdev->tm_info.num_tc);
1676
1677 return 0;
1678 }
1679
hclge_knic_setup(struct hclge_vport *vport, u16 num_tqps, u16 num_tx_desc, u16 num_rx_desc)1680 static int hclge_knic_setup(struct hclge_vport *vport, u16 num_tqps,
1681 u16 num_tx_desc, u16 num_rx_desc)
1682
1683 {
1684 struct hnae3_handle *nic = &vport->nic;
1685 struct hnae3_knic_private_info *kinfo = &nic->kinfo;
1686 struct hclge_dev *hdev = vport->back;
1687 int ret;
1688
1689 kinfo->num_tx_desc = num_tx_desc;
1690 kinfo->num_rx_desc = num_rx_desc;
1691
1692 kinfo->rx_buf_len = hdev->rx_buf_len;
1693 kinfo->tx_spare_buf_size = hdev->tx_spare_buf_size;
1694
1695 kinfo->tqp = devm_kcalloc(&hdev->pdev->dev, num_tqps,
1696 sizeof(struct hnae3_queue *), GFP_KERNEL);
1697 if (!kinfo->tqp)
1698 return -ENOMEM;
1699
1700 ret = hclge_assign_tqp(vport, num_tqps);
1701 if (ret)
1702 dev_err(&hdev->pdev->dev, "fail to assign TQPs %d.\n", ret);
1703
1704 return ret;
1705 }
1706
hclge_map_tqp_to_vport(struct hclge_dev *hdev, struct hclge_vport *vport)1707 static int hclge_map_tqp_to_vport(struct hclge_dev *hdev,
1708 struct hclge_vport *vport)
1709 {
1710 struct hnae3_handle *nic = &vport->nic;
1711 struct hnae3_knic_private_info *kinfo;
1712 u16 i;
1713
1714 kinfo = &nic->kinfo;
1715 for (i = 0; i < vport->alloc_tqps; i++) {
1716 struct hclge_comm_tqp *q =
1717 container_of(kinfo->tqp[i], struct hclge_comm_tqp, q);
1718 bool is_pf;
1719 int ret;
1720
1721 is_pf = !(vport->vport_id);
1722 ret = hclge_map_tqps_to_func(hdev, vport->vport_id, q->index,
1723 i, is_pf);
1724 if (ret)
1725 return ret;
1726 }
1727
1728 return 0;
1729 }
1730
hclge_map_tqp(struct hclge_dev *hdev)1731 static int hclge_map_tqp(struct hclge_dev *hdev)
1732 {
1733 struct hclge_vport *vport = hdev->vport;
1734 u16 i, num_vport;
1735
1736 num_vport = hdev->num_req_vfs + 1;
1737 for (i = 0; i < num_vport; i++) {
1738 int ret;
1739
1740 ret = hclge_map_tqp_to_vport(hdev, vport);
1741 if (ret)
1742 return ret;
1743
1744 vport++;
1745 }
1746
1747 return 0;
1748 }
1749
hclge_vport_setup(struct hclge_vport *vport, u16 num_tqps)1750 static int hclge_vport_setup(struct hclge_vport *vport, u16 num_tqps)
1751 {
1752 struct hnae3_handle *nic = &vport->nic;
1753 struct hclge_dev *hdev = vport->back;
1754 int ret;
1755
1756 nic->pdev = hdev->pdev;
1757 nic->ae_algo = &ae_algo;
1758 nic->numa_node_mask = hdev->numa_node_mask;
1759 nic->kinfo.io_base = hdev->hw.hw.io_base;
1760
1761 ret = hclge_knic_setup(vport, num_tqps,
1762 hdev->num_tx_desc, hdev->num_rx_desc);
1763 if (ret)
1764 dev_err(&hdev->pdev->dev, "knic setup failed %d\n", ret);
1765
1766 return ret;
1767 }
1768
hclge_alloc_vport(struct hclge_dev *hdev)1769 static int hclge_alloc_vport(struct hclge_dev *hdev)
1770 {
1771 struct pci_dev *pdev = hdev->pdev;
1772 struct hclge_vport *vport;
1773 u32 tqp_main_vport;
1774 u32 tqp_per_vport;
1775 int num_vport, i;
1776 int ret;
1777
1778 /* We need to alloc a vport for main NIC of PF */
1779 num_vport = hdev->num_req_vfs + 1;
1780
1781 if (hdev->num_tqps < num_vport) {
1782 dev_err(&hdev->pdev->dev, "tqps(%u) is less than vports(%d)",
1783 hdev->num_tqps, num_vport);
1784 return -EINVAL;
1785 }
1786
1787 /* Alloc the same number of TQPs for every vport */
1788 tqp_per_vport = hdev->num_tqps / num_vport;
1789 tqp_main_vport = tqp_per_vport + hdev->num_tqps % num_vport;
1790
1791 vport = devm_kcalloc(&pdev->dev, num_vport, sizeof(struct hclge_vport),
1792 GFP_KERNEL);
1793 if (!vport)
1794 return -ENOMEM;
1795
1796 hdev->vport = vport;
1797 hdev->num_alloc_vport = num_vport;
1798
1799 if (IS_ENABLED(CONFIG_PCI_IOV))
1800 hdev->num_alloc_vfs = hdev->num_req_vfs;
1801
1802 for (i = 0; i < num_vport; i++) {
1803 vport->back = hdev;
1804 vport->vport_id = i;
1805 vport->vf_info.link_state = IFLA_VF_LINK_STATE_AUTO;
1806 vport->mps = HCLGE_MAC_DEFAULT_FRAME;
1807 vport->port_base_vlan_cfg.state = HNAE3_PORT_BASE_VLAN_DISABLE;
1808 vport->port_base_vlan_cfg.tbl_sta = true;
1809 vport->rxvlan_cfg.rx_vlan_offload_en = true;
1810 vport->req_vlan_fltr_en = true;
1811 INIT_LIST_HEAD(&vport->vlan_list);
1812 INIT_LIST_HEAD(&vport->uc_mac_list);
1813 INIT_LIST_HEAD(&vport->mc_mac_list);
1814 spin_lock_init(&vport->mac_list_lock);
1815
1816 if (i == 0)
1817 ret = hclge_vport_setup(vport, tqp_main_vport);
1818 else
1819 ret = hclge_vport_setup(vport, tqp_per_vport);
1820 if (ret) {
1821 dev_err(&pdev->dev,
1822 "vport setup failed for vport %d, %d\n",
1823 i, ret);
1824 return ret;
1825 }
1826
1827 vport++;
1828 }
1829
1830 return 0;
1831 }
1832
hclge_cmd_alloc_tx_buff(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)1833 static int hclge_cmd_alloc_tx_buff(struct hclge_dev *hdev,
1834 struct hclge_pkt_buf_alloc *buf_alloc)
1835 {
1836 /* TX buffer size is unit by 128 byte */
1837 #define HCLGE_BUF_SIZE_UNIT_SHIFT 7
1838 #define HCLGE_BUF_SIZE_UPDATE_EN_MSK BIT(15)
1839 struct hclge_tx_buff_alloc_cmd *req;
1840 struct hclge_desc desc;
1841 int ret;
1842 u8 i;
1843
1844 req = (struct hclge_tx_buff_alloc_cmd *)desc.data;
1845
1846 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TX_BUFF_ALLOC, 0);
1847 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
1848 u32 buf_size = buf_alloc->priv_buf[i].tx_buf_size;
1849
1850 req->tx_pkt_buff[i] =
1851 cpu_to_le16((buf_size >> HCLGE_BUF_SIZE_UNIT_SHIFT) |
1852 HCLGE_BUF_SIZE_UPDATE_EN_MSK);
1853 }
1854
1855 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1856 if (ret)
1857 dev_err(&hdev->pdev->dev, "tx buffer alloc cmd failed %d.\n",
1858 ret);
1859
1860 return ret;
1861 }
1862
hclge_tx_buffer_alloc(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)1863 static int hclge_tx_buffer_alloc(struct hclge_dev *hdev,
1864 struct hclge_pkt_buf_alloc *buf_alloc)
1865 {
1866 int ret = hclge_cmd_alloc_tx_buff(hdev, buf_alloc);
1867
1868 if (ret)
1869 dev_err(&hdev->pdev->dev, "tx buffer alloc failed %d\n", ret);
1870
1871 return ret;
1872 }
1873
hclge_get_tc_num(struct hclge_dev *hdev)1874 static u32 hclge_get_tc_num(struct hclge_dev *hdev)
1875 {
1876 unsigned int i;
1877 u32 cnt = 0;
1878
1879 for (i = 0; i < HCLGE_MAX_TC_NUM; i++)
1880 if (hdev->hw_tc_map & BIT(i))
1881 cnt++;
1882 return cnt;
1883 }
1884
1885 /* Get the number of pfc enabled TCs, which have private buffer */
hclge_get_pfc_priv_num(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)1886 static int hclge_get_pfc_priv_num(struct hclge_dev *hdev,
1887 struct hclge_pkt_buf_alloc *buf_alloc)
1888 {
1889 struct hclge_priv_buf *priv;
1890 unsigned int i;
1891 int cnt = 0;
1892
1893 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
1894 priv = &buf_alloc->priv_buf[i];
1895 if ((hdev->tm_info.hw_pfc_map & BIT(i)) &&
1896 priv->enable)
1897 cnt++;
1898 }
1899
1900 return cnt;
1901 }
1902
1903 /* Get the number of pfc disabled TCs, which have private buffer */
hclge_get_no_pfc_priv_num(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)1904 static int hclge_get_no_pfc_priv_num(struct hclge_dev *hdev,
1905 struct hclge_pkt_buf_alloc *buf_alloc)
1906 {
1907 struct hclge_priv_buf *priv;
1908 unsigned int i;
1909 int cnt = 0;
1910
1911 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
1912 priv = &buf_alloc->priv_buf[i];
1913 if (hdev->hw_tc_map & BIT(i) &&
1914 !(hdev->tm_info.hw_pfc_map & BIT(i)) &&
1915 priv->enable)
1916 cnt++;
1917 }
1918
1919 return cnt;
1920 }
1921
hclge_get_rx_priv_buff_alloced(struct hclge_pkt_buf_alloc *buf_alloc)1922 static u32 hclge_get_rx_priv_buff_alloced(struct hclge_pkt_buf_alloc *buf_alloc)
1923 {
1924 struct hclge_priv_buf *priv;
1925 u32 rx_priv = 0;
1926 int i;
1927
1928 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
1929 priv = &buf_alloc->priv_buf[i];
1930 if (priv->enable)
1931 rx_priv += priv->buf_size;
1932 }
1933 return rx_priv;
1934 }
1935
hclge_get_tx_buff_alloced(struct hclge_pkt_buf_alloc *buf_alloc)1936 static u32 hclge_get_tx_buff_alloced(struct hclge_pkt_buf_alloc *buf_alloc)
1937 {
1938 u32 i, total_tx_size = 0;
1939
1940 for (i = 0; i < HCLGE_MAX_TC_NUM; i++)
1941 total_tx_size += buf_alloc->priv_buf[i].tx_buf_size;
1942
1943 return total_tx_size;
1944 }
1945
hclge_is_rx_buf_ok(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc, u32 rx_all)1946 static bool hclge_is_rx_buf_ok(struct hclge_dev *hdev,
1947 struct hclge_pkt_buf_alloc *buf_alloc,
1948 u32 rx_all)
1949 {
1950 u32 shared_buf_min, shared_buf_tc, shared_std, hi_thrd, lo_thrd;
1951 u32 tc_num = hclge_get_tc_num(hdev);
1952 u32 shared_buf, aligned_mps;
1953 u32 rx_priv;
1954 int i;
1955
1956 aligned_mps = roundup(hdev->mps, HCLGE_BUF_SIZE_UNIT);
1957
1958 if (hnae3_dev_dcb_supported(hdev))
1959 shared_buf_min = HCLGE_BUF_MUL_BY * aligned_mps +
1960 hdev->dv_buf_size;
1961 else
1962 shared_buf_min = aligned_mps + HCLGE_NON_DCB_ADDITIONAL_BUF
1963 + hdev->dv_buf_size;
1964
1965 shared_buf_tc = tc_num * aligned_mps + aligned_mps;
1966 shared_std = roundup(max_t(u32, shared_buf_min, shared_buf_tc),
1967 HCLGE_BUF_SIZE_UNIT);
1968
1969 rx_priv = hclge_get_rx_priv_buff_alloced(buf_alloc);
1970 if (rx_all < rx_priv + shared_std)
1971 return false;
1972
1973 shared_buf = rounddown(rx_all - rx_priv, HCLGE_BUF_SIZE_UNIT);
1974 buf_alloc->s_buf.buf_size = shared_buf;
1975 if (hnae3_dev_dcb_supported(hdev)) {
1976 buf_alloc->s_buf.self.high = shared_buf - hdev->dv_buf_size;
1977 buf_alloc->s_buf.self.low = buf_alloc->s_buf.self.high
1978 - roundup(aligned_mps / HCLGE_BUF_DIV_BY,
1979 HCLGE_BUF_SIZE_UNIT);
1980 } else {
1981 buf_alloc->s_buf.self.high = aligned_mps +
1982 HCLGE_NON_DCB_ADDITIONAL_BUF;
1983 buf_alloc->s_buf.self.low = aligned_mps;
1984 }
1985
1986 if (hnae3_dev_dcb_supported(hdev)) {
1987 hi_thrd = shared_buf - hdev->dv_buf_size;
1988
1989 if (tc_num <= NEED_RESERVE_TC_NUM)
1990 hi_thrd = hi_thrd * BUF_RESERVE_PERCENT
1991 / BUF_MAX_PERCENT;
1992
1993 if (tc_num)
1994 hi_thrd = hi_thrd / tc_num;
1995
1996 hi_thrd = max_t(u32, hi_thrd, HCLGE_BUF_MUL_BY * aligned_mps);
1997 hi_thrd = rounddown(hi_thrd, HCLGE_BUF_SIZE_UNIT);
1998 lo_thrd = hi_thrd - aligned_mps / HCLGE_BUF_DIV_BY;
1999 } else {
2000 hi_thrd = aligned_mps + HCLGE_NON_DCB_ADDITIONAL_BUF;
2001 lo_thrd = aligned_mps;
2002 }
2003
2004 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
2005 buf_alloc->s_buf.tc_thrd[i].low = lo_thrd;
2006 buf_alloc->s_buf.tc_thrd[i].high = hi_thrd;
2007 }
2008
2009 return true;
2010 }
2011
hclge_tx_buffer_calc(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)2012 static int hclge_tx_buffer_calc(struct hclge_dev *hdev,
2013 struct hclge_pkt_buf_alloc *buf_alloc)
2014 {
2015 u32 i, total_size;
2016
2017 total_size = hdev->pkt_buf_size;
2018
2019 /* alloc tx buffer for all enabled tc */
2020 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
2021 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2022
2023 if (hdev->hw_tc_map & BIT(i)) {
2024 if (total_size < hdev->tx_buf_size)
2025 return -ENOMEM;
2026
2027 priv->tx_buf_size = hdev->tx_buf_size;
2028 } else {
2029 priv->tx_buf_size = 0;
2030 }
2031
2032 total_size -= priv->tx_buf_size;
2033 }
2034
2035 return 0;
2036 }
2037
hclge_rx_buf_calc_all(struct hclge_dev *hdev, bool max, struct hclge_pkt_buf_alloc *buf_alloc)2038 static bool hclge_rx_buf_calc_all(struct hclge_dev *hdev, bool max,
2039 struct hclge_pkt_buf_alloc *buf_alloc)
2040 {
2041 u32 rx_all = hdev->pkt_buf_size - hclge_get_tx_buff_alloced(buf_alloc);
2042 u32 aligned_mps = round_up(hdev->mps, HCLGE_BUF_SIZE_UNIT);
2043 unsigned int i;
2044
2045 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
2046 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2047
2048 priv->enable = 0;
2049 priv->wl.low = 0;
2050 priv->wl.high = 0;
2051 priv->buf_size = 0;
2052
2053 if (!(hdev->hw_tc_map & BIT(i)))
2054 continue;
2055
2056 priv->enable = 1;
2057
2058 if (hdev->tm_info.hw_pfc_map & BIT(i)) {
2059 priv->wl.low = max ? aligned_mps : HCLGE_BUF_SIZE_UNIT;
2060 priv->wl.high = roundup(priv->wl.low + aligned_mps,
2061 HCLGE_BUF_SIZE_UNIT);
2062 } else {
2063 priv->wl.low = 0;
2064 priv->wl.high = max ? (aligned_mps * HCLGE_BUF_MUL_BY) :
2065 aligned_mps;
2066 }
2067
2068 priv->buf_size = priv->wl.high + hdev->dv_buf_size;
2069 }
2070
2071 return hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all);
2072 }
2073
hclge_drop_nopfc_buf_till_fit(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)2074 static bool hclge_drop_nopfc_buf_till_fit(struct hclge_dev *hdev,
2075 struct hclge_pkt_buf_alloc *buf_alloc)
2076 {
2077 u32 rx_all = hdev->pkt_buf_size - hclge_get_tx_buff_alloced(buf_alloc);
2078 int no_pfc_priv_num = hclge_get_no_pfc_priv_num(hdev, buf_alloc);
2079 int i;
2080
2081 /* let the last to be cleared first */
2082 for (i = HCLGE_MAX_TC_NUM - 1; i >= 0; i--) {
2083 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2084 unsigned int mask = BIT((unsigned int)i);
2085
2086 if (hdev->hw_tc_map & mask &&
2087 !(hdev->tm_info.hw_pfc_map & mask)) {
2088 /* Clear the no pfc TC private buffer */
2089 priv->wl.low = 0;
2090 priv->wl.high = 0;
2091 priv->buf_size = 0;
2092 priv->enable = 0;
2093 no_pfc_priv_num--;
2094 }
2095
2096 if (hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all) ||
2097 no_pfc_priv_num == 0)
2098 break;
2099 }
2100
2101 return hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all);
2102 }
2103
hclge_drop_pfc_buf_till_fit(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)2104 static bool hclge_drop_pfc_buf_till_fit(struct hclge_dev *hdev,
2105 struct hclge_pkt_buf_alloc *buf_alloc)
2106 {
2107 u32 rx_all = hdev->pkt_buf_size - hclge_get_tx_buff_alloced(buf_alloc);
2108 int pfc_priv_num = hclge_get_pfc_priv_num(hdev, buf_alloc);
2109 int i;
2110
2111 /* let the last to be cleared first */
2112 for (i = HCLGE_MAX_TC_NUM - 1; i >= 0; i--) {
2113 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2114 unsigned int mask = BIT((unsigned int)i);
2115
2116 if (hdev->hw_tc_map & mask &&
2117 hdev->tm_info.hw_pfc_map & mask) {
2118 /* Reduce the number of pfc TC with private buffer */
2119 priv->wl.low = 0;
2120 priv->enable = 0;
2121 priv->wl.high = 0;
2122 priv->buf_size = 0;
2123 pfc_priv_num--;
2124 }
2125
2126 if (hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all) ||
2127 pfc_priv_num == 0)
2128 break;
2129 }
2130
2131 return hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all);
2132 }
2133
hclge_only_alloc_priv_buff(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)2134 static int hclge_only_alloc_priv_buff(struct hclge_dev *hdev,
2135 struct hclge_pkt_buf_alloc *buf_alloc)
2136 {
2137 #define COMPENSATE_BUFFER 0x3C00
2138 #define COMPENSATE_HALF_MPS_NUM 5
2139 #define PRIV_WL_GAP 0x1800
2140
2141 u32 rx_priv = hdev->pkt_buf_size - hclge_get_tx_buff_alloced(buf_alloc);
2142 u32 tc_num = hclge_get_tc_num(hdev);
2143 u32 half_mps = hdev->mps >> 1;
2144 u32 min_rx_priv;
2145 unsigned int i;
2146
2147 if (tc_num)
2148 rx_priv = rx_priv / tc_num;
2149
2150 if (tc_num <= NEED_RESERVE_TC_NUM)
2151 rx_priv = rx_priv * BUF_RESERVE_PERCENT / BUF_MAX_PERCENT;
2152
2153 min_rx_priv = hdev->dv_buf_size + COMPENSATE_BUFFER +
2154 COMPENSATE_HALF_MPS_NUM * half_mps;
2155 min_rx_priv = round_up(min_rx_priv, HCLGE_BUF_SIZE_UNIT);
2156 rx_priv = round_down(rx_priv, HCLGE_BUF_SIZE_UNIT);
2157 if (rx_priv < min_rx_priv)
2158 return false;
2159
2160 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
2161 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2162
2163 priv->enable = 0;
2164 priv->wl.low = 0;
2165 priv->wl.high = 0;
2166 priv->buf_size = 0;
2167
2168 if (!(hdev->hw_tc_map & BIT(i)))
2169 continue;
2170
2171 priv->enable = 1;
2172 priv->buf_size = rx_priv;
2173 priv->wl.high = rx_priv - hdev->dv_buf_size;
2174 priv->wl.low = priv->wl.high - PRIV_WL_GAP;
2175 }
2176
2177 buf_alloc->s_buf.buf_size = 0;
2178
2179 return true;
2180 }
2181
2182 /* hclge_rx_buffer_calc: calculate the rx private buffer size for all TCs
2183 * @hdev: pointer to struct hclge_dev
2184 * @buf_alloc: pointer to buffer calculation data
2185 * @return: 0: calculate successful, negative: fail
2186 */
hclge_rx_buffer_calc(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)2187 static int hclge_rx_buffer_calc(struct hclge_dev *hdev,
2188 struct hclge_pkt_buf_alloc *buf_alloc)
2189 {
2190 /* When DCB is not supported, rx private buffer is not allocated. */
2191 if (!hnae3_dev_dcb_supported(hdev)) {
2192 u32 rx_all = hdev->pkt_buf_size;
2193
2194 rx_all -= hclge_get_tx_buff_alloced(buf_alloc);
2195 if (!hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all))
2196 return -ENOMEM;
2197
2198 return 0;
2199 }
2200
2201 if (hclge_only_alloc_priv_buff(hdev, buf_alloc))
2202 return 0;
2203
2204 if (hclge_rx_buf_calc_all(hdev, true, buf_alloc))
2205 return 0;
2206
2207 /* try to decrease the buffer size */
2208 if (hclge_rx_buf_calc_all(hdev, false, buf_alloc))
2209 return 0;
2210
2211 if (hclge_drop_nopfc_buf_till_fit(hdev, buf_alloc))
2212 return 0;
2213
2214 if (hclge_drop_pfc_buf_till_fit(hdev, buf_alloc))
2215 return 0;
2216
2217 return -ENOMEM;
2218 }
2219
hclge_rx_priv_buf_alloc(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)2220 static int hclge_rx_priv_buf_alloc(struct hclge_dev *hdev,
2221 struct hclge_pkt_buf_alloc *buf_alloc)
2222 {
2223 struct hclge_rx_priv_buff_cmd *req;
2224 struct hclge_desc desc;
2225 int ret;
2226 int i;
2227
2228 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_PRIV_BUFF_ALLOC, false);
2229 req = (struct hclge_rx_priv_buff_cmd *)desc.data;
2230
2231 /* Alloc private buffer TCs */
2232 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
2233 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2234
2235 req->buf_num[i] =
2236 cpu_to_le16(priv->buf_size >> HCLGE_BUF_UNIT_S);
2237 req->buf_num[i] |=
2238 cpu_to_le16(1 << HCLGE_TC0_PRI_BUF_EN_B);
2239 }
2240
2241 req->shared_buf =
2242 cpu_to_le16((buf_alloc->s_buf.buf_size >> HCLGE_BUF_UNIT_S) |
2243 (1 << HCLGE_TC0_PRI_BUF_EN_B));
2244
2245 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2246 if (ret)
2247 dev_err(&hdev->pdev->dev,
2248 "rx private buffer alloc cmd failed %d\n", ret);
2249
2250 return ret;
2251 }
2252
hclge_rx_priv_wl_config(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)2253 static int hclge_rx_priv_wl_config(struct hclge_dev *hdev,
2254 struct hclge_pkt_buf_alloc *buf_alloc)
2255 {
2256 struct hclge_rx_priv_wl_buf *req;
2257 struct hclge_priv_buf *priv;
2258 struct hclge_desc desc[2];
2259 int i, j;
2260 int ret;
2261
2262 for (i = 0; i < 2; i++) {
2263 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_RX_PRIV_WL_ALLOC,
2264 false);
2265 req = (struct hclge_rx_priv_wl_buf *)desc[i].data;
2266
2267 /* The first descriptor set the NEXT bit to 1 */
2268 if (i == 0)
2269 desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
2270 else
2271 desc[i].flag &= ~cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
2272
2273 for (j = 0; j < HCLGE_TC_NUM_ONE_DESC; j++) {
2274 u32 idx = i * HCLGE_TC_NUM_ONE_DESC + j;
2275
2276 priv = &buf_alloc->priv_buf[idx];
2277 req->tc_wl[j].high =
2278 cpu_to_le16(priv->wl.high >> HCLGE_BUF_UNIT_S);
2279 req->tc_wl[j].high |=
2280 cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2281 req->tc_wl[j].low =
2282 cpu_to_le16(priv->wl.low >> HCLGE_BUF_UNIT_S);
2283 req->tc_wl[j].low |=
2284 cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2285 }
2286 }
2287
2288 /* Send 2 descriptor at one time */
2289 ret = hclge_cmd_send(&hdev->hw, desc, 2);
2290 if (ret)
2291 dev_err(&hdev->pdev->dev,
2292 "rx private waterline config cmd failed %d\n",
2293 ret);
2294 return ret;
2295 }
2296
hclge_common_thrd_config(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)2297 static int hclge_common_thrd_config(struct hclge_dev *hdev,
2298 struct hclge_pkt_buf_alloc *buf_alloc)
2299 {
2300 struct hclge_shared_buf *s_buf = &buf_alloc->s_buf;
2301 struct hclge_rx_com_thrd *req;
2302 struct hclge_desc desc[2];
2303 struct hclge_tc_thrd *tc;
2304 int i, j;
2305 int ret;
2306
2307 for (i = 0; i < 2; i++) {
2308 hclge_cmd_setup_basic_desc(&desc[i],
2309 HCLGE_OPC_RX_COM_THRD_ALLOC, false);
2310 req = (struct hclge_rx_com_thrd *)&desc[i].data;
2311
2312 /* The first descriptor set the NEXT bit to 1 */
2313 if (i == 0)
2314 desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
2315 else
2316 desc[i].flag &= ~cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
2317
2318 for (j = 0; j < HCLGE_TC_NUM_ONE_DESC; j++) {
2319 tc = &s_buf->tc_thrd[i * HCLGE_TC_NUM_ONE_DESC + j];
2320
2321 req->com_thrd[j].high =
2322 cpu_to_le16(tc->high >> HCLGE_BUF_UNIT_S);
2323 req->com_thrd[j].high |=
2324 cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2325 req->com_thrd[j].low =
2326 cpu_to_le16(tc->low >> HCLGE_BUF_UNIT_S);
2327 req->com_thrd[j].low |=
2328 cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2329 }
2330 }
2331
2332 /* Send 2 descriptors at one time */
2333 ret = hclge_cmd_send(&hdev->hw, desc, 2);
2334 if (ret)
2335 dev_err(&hdev->pdev->dev,
2336 "common threshold config cmd failed %d\n", ret);
2337 return ret;
2338 }
2339
hclge_common_wl_config(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc)2340 static int hclge_common_wl_config(struct hclge_dev *hdev,
2341 struct hclge_pkt_buf_alloc *buf_alloc)
2342 {
2343 struct hclge_shared_buf *buf = &buf_alloc->s_buf;
2344 struct hclge_rx_com_wl *req;
2345 struct hclge_desc desc;
2346 int ret;
2347
2348 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_COM_WL_ALLOC, false);
2349
2350 req = (struct hclge_rx_com_wl *)desc.data;
2351 req->com_wl.high = cpu_to_le16(buf->self.high >> HCLGE_BUF_UNIT_S);
2352 req->com_wl.high |= cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2353
2354 req->com_wl.low = cpu_to_le16(buf->self.low >> HCLGE_BUF_UNIT_S);
2355 req->com_wl.low |= cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2356
2357 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2358 if (ret)
2359 dev_err(&hdev->pdev->dev,
2360 "common waterline config cmd failed %d\n", ret);
2361
2362 return ret;
2363 }
2364
hclge_buffer_alloc(struct hclge_dev *hdev)2365 int hclge_buffer_alloc(struct hclge_dev *hdev)
2366 {
2367 struct hclge_pkt_buf_alloc *pkt_buf;
2368 int ret;
2369
2370 pkt_buf = kzalloc(sizeof(*pkt_buf), GFP_KERNEL);
2371 if (!pkt_buf)
2372 return -ENOMEM;
2373
2374 ret = hclge_tx_buffer_calc(hdev, pkt_buf);
2375 if (ret) {
2376 dev_err(&hdev->pdev->dev,
2377 "could not calc tx buffer size for all TCs %d\n", ret);
2378 goto out;
2379 }
2380
2381 ret = hclge_tx_buffer_alloc(hdev, pkt_buf);
2382 if (ret) {
2383 dev_err(&hdev->pdev->dev,
2384 "could not alloc tx buffers %d\n", ret);
2385 goto out;
2386 }
2387
2388 ret = hclge_rx_buffer_calc(hdev, pkt_buf);
2389 if (ret) {
2390 dev_err(&hdev->pdev->dev,
2391 "could not calc rx priv buffer size for all TCs %d\n",
2392 ret);
2393 goto out;
2394 }
2395
2396 ret = hclge_rx_priv_buf_alloc(hdev, pkt_buf);
2397 if (ret) {
2398 dev_err(&hdev->pdev->dev, "could not alloc rx priv buffer %d\n",
2399 ret);
2400 goto out;
2401 }
2402
2403 if (hnae3_dev_dcb_supported(hdev)) {
2404 ret = hclge_rx_priv_wl_config(hdev, pkt_buf);
2405 if (ret) {
2406 dev_err(&hdev->pdev->dev,
2407 "could not configure rx private waterline %d\n",
2408 ret);
2409 goto out;
2410 }
2411
2412 ret = hclge_common_thrd_config(hdev, pkt_buf);
2413 if (ret) {
2414 dev_err(&hdev->pdev->dev,
2415 "could not configure common threshold %d\n",
2416 ret);
2417 goto out;
2418 }
2419 }
2420
2421 ret = hclge_common_wl_config(hdev, pkt_buf);
2422 if (ret)
2423 dev_err(&hdev->pdev->dev,
2424 "could not configure common waterline %d\n", ret);
2425
2426 out:
2427 kfree(pkt_buf);
2428 return ret;
2429 }
2430
hclge_init_roce_base_info(struct hclge_vport *vport)2431 static int hclge_init_roce_base_info(struct hclge_vport *vport)
2432 {
2433 struct hnae3_handle *roce = &vport->roce;
2434 struct hnae3_handle *nic = &vport->nic;
2435 struct hclge_dev *hdev = vport->back;
2436
2437 roce->rinfo.num_vectors = vport->back->num_roce_msi;
2438
2439 if (hdev->num_msi < hdev->num_nic_msi + hdev->num_roce_msi)
2440 return -EINVAL;
2441
2442 roce->rinfo.base_vector = hdev->num_nic_msi;
2443
2444 roce->rinfo.netdev = nic->kinfo.netdev;
2445 roce->rinfo.roce_io_base = hdev->hw.hw.io_base;
2446 roce->rinfo.roce_mem_base = hdev->hw.hw.mem_base;
2447
2448 roce->pdev = nic->pdev;
2449 roce->ae_algo = nic->ae_algo;
2450 roce->numa_node_mask = nic->numa_node_mask;
2451
2452 return 0;
2453 }
2454
hclge_init_msi(struct hclge_dev *hdev)2455 static int hclge_init_msi(struct hclge_dev *hdev)
2456 {
2457 struct pci_dev *pdev = hdev->pdev;
2458 int vectors;
2459 int i;
2460
2461 vectors = pci_alloc_irq_vectors(pdev, HNAE3_MIN_VECTOR_NUM,
2462 hdev->num_msi,
2463 PCI_IRQ_MSI | PCI_IRQ_MSIX);
2464 if (vectors < 0) {
2465 dev_err(&pdev->dev,
2466 "failed(%d) to allocate MSI/MSI-X vectors\n",
2467 vectors);
2468 return vectors;
2469 }
2470 if (vectors < hdev->num_msi)
2471 dev_warn(&hdev->pdev->dev,
2472 "requested %u MSI/MSI-X, but allocated %d MSI/MSI-X\n",
2473 hdev->num_msi, vectors);
2474
2475 hdev->num_msi = vectors;
2476 hdev->num_msi_left = vectors;
2477
2478 hdev->vector_status = devm_kcalloc(&pdev->dev, hdev->num_msi,
2479 sizeof(u16), GFP_KERNEL);
2480 if (!hdev->vector_status) {
2481 pci_free_irq_vectors(pdev);
2482 return -ENOMEM;
2483 }
2484
2485 for (i = 0; i < hdev->num_msi; i++)
2486 hdev->vector_status[i] = HCLGE_INVALID_VPORT;
2487
2488 hdev->vector_irq = devm_kcalloc(&pdev->dev, hdev->num_msi,
2489 sizeof(int), GFP_KERNEL);
2490 if (!hdev->vector_irq) {
2491 pci_free_irq_vectors(pdev);
2492 return -ENOMEM;
2493 }
2494
2495 return 0;
2496 }
2497
hclge_check_speed_dup(u8 duplex, int speed)2498 static u8 hclge_check_speed_dup(u8 duplex, int speed)
2499 {
2500 if (!(speed == HCLGE_MAC_SPEED_10M || speed == HCLGE_MAC_SPEED_100M))
2501 duplex = HCLGE_MAC_FULL;
2502
2503 return duplex;
2504 }
2505
2506 static struct hclge_mac_speed_map hclge_mac_speed_map_to_fw[] = {
2507 {HCLGE_MAC_SPEED_10M, HCLGE_FW_MAC_SPEED_10M},
2508 {HCLGE_MAC_SPEED_100M, HCLGE_FW_MAC_SPEED_100M},
2509 {HCLGE_MAC_SPEED_1G, HCLGE_FW_MAC_SPEED_1G},
2510 {HCLGE_MAC_SPEED_10G, HCLGE_FW_MAC_SPEED_10G},
2511 {HCLGE_MAC_SPEED_25G, HCLGE_FW_MAC_SPEED_25G},
2512 {HCLGE_MAC_SPEED_40G, HCLGE_FW_MAC_SPEED_40G},
2513 {HCLGE_MAC_SPEED_50G, HCLGE_FW_MAC_SPEED_50G},
2514 {HCLGE_MAC_SPEED_100G, HCLGE_FW_MAC_SPEED_100G},
2515 {HCLGE_MAC_SPEED_200G, HCLGE_FW_MAC_SPEED_200G},
2516 };
2517
hclge_convert_to_fw_speed(u32 speed_drv, u32 *speed_fw)2518 static int hclge_convert_to_fw_speed(u32 speed_drv, u32 *speed_fw)
2519 {
2520 u16 i;
2521
2522 for (i = 0; i < ARRAY_SIZE(hclge_mac_speed_map_to_fw); i++) {
2523 if (hclge_mac_speed_map_to_fw[i].speed_drv == speed_drv) {
2524 *speed_fw = hclge_mac_speed_map_to_fw[i].speed_fw;
2525 return 0;
2526 }
2527 }
2528
2529 return -EINVAL;
2530 }
2531
hclge_cfg_mac_speed_dup_hw(struct hclge_dev *hdev, int speed, u8 duplex, u8 lane_num)2532 static int hclge_cfg_mac_speed_dup_hw(struct hclge_dev *hdev, int speed,
2533 u8 duplex, u8 lane_num)
2534 {
2535 struct hclge_config_mac_speed_dup_cmd *req;
2536 struct hclge_desc desc;
2537 u32 speed_fw;
2538 int ret;
2539
2540 req = (struct hclge_config_mac_speed_dup_cmd *)desc.data;
2541
2542 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_SPEED_DUP, false);
2543
2544 if (duplex)
2545 hnae3_set_bit(req->speed_dup, HCLGE_CFG_DUPLEX_B, 1);
2546
2547 ret = hclge_convert_to_fw_speed(speed, &speed_fw);
2548 if (ret) {
2549 dev_err(&hdev->pdev->dev, "invalid speed (%d)\n", speed);
2550 return ret;
2551 }
2552
2553 hnae3_set_field(req->speed_dup, HCLGE_CFG_SPEED_M, HCLGE_CFG_SPEED_S,
2554 speed_fw);
2555 hnae3_set_bit(req->mac_change_fec_en, HCLGE_CFG_MAC_SPEED_CHANGE_EN_B,
2556 1);
2557 req->lane_num = lane_num;
2558
2559 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2560 if (ret) {
2561 dev_err(&hdev->pdev->dev,
2562 "mac speed/duplex config cmd failed %d.\n", ret);
2563 return ret;
2564 }
2565
2566 return 0;
2567 }
2568
hclge_cfg_mac_speed_dup(struct hclge_dev *hdev, int speed, u8 duplex, u8 lane_num)2569 int hclge_cfg_mac_speed_dup(struct hclge_dev *hdev, int speed, u8 duplex, u8 lane_num)
2570 {
2571 struct hclge_mac *mac = &hdev->hw.mac;
2572 int ret;
2573
2574 duplex = hclge_check_speed_dup(duplex, speed);
2575 if (!mac->support_autoneg && mac->speed == speed &&
2576 mac->duplex == duplex && (mac->lane_num == lane_num || lane_num == 0))
2577 return 0;
2578
2579 ret = hclge_cfg_mac_speed_dup_hw(hdev, speed, duplex, lane_num);
2580 if (ret)
2581 return ret;
2582
2583 hdev->hw.mac.speed = speed;
2584 hdev->hw.mac.duplex = duplex;
2585 if (!lane_num)
2586 hdev->hw.mac.lane_num = lane_num;
2587
2588 return 0;
2589 }
2590
hclge_cfg_mac_speed_dup_h(struct hnae3_handle *handle, int speed, u8 duplex, u8 lane_num)2591 static int hclge_cfg_mac_speed_dup_h(struct hnae3_handle *handle, int speed,
2592 u8 duplex, u8 lane_num)
2593 {
2594 struct hclge_vport *vport = hclge_get_vport(handle);
2595 struct hclge_dev *hdev = vport->back;
2596
2597 return hclge_cfg_mac_speed_dup(hdev, speed, duplex, lane_num);
2598 }
2599
hclge_set_autoneg_en(struct hclge_dev *hdev, bool enable)2600 static int hclge_set_autoneg_en(struct hclge_dev *hdev, bool enable)
2601 {
2602 struct hclge_config_auto_neg_cmd *req;
2603 struct hclge_desc desc;
2604 u32 flag = 0;
2605 int ret;
2606
2607 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_AN_MODE, false);
2608
2609 req = (struct hclge_config_auto_neg_cmd *)desc.data;
2610 if (enable)
2611 hnae3_set_bit(flag, HCLGE_MAC_CFG_AN_EN_B, 1U);
2612 req->cfg_an_cmd_flag = cpu_to_le32(flag);
2613
2614 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2615 if (ret)
2616 dev_err(&hdev->pdev->dev, "auto neg set cmd failed %d.\n",
2617 ret);
2618
2619 return ret;
2620 }
2621
hclge_set_autoneg(struct hnae3_handle *handle, bool enable)2622 static int hclge_set_autoneg(struct hnae3_handle *handle, bool enable)
2623 {
2624 struct hclge_vport *vport = hclge_get_vport(handle);
2625 struct hclge_dev *hdev = vport->back;
2626
2627 if (!hdev->hw.mac.support_autoneg) {
2628 if (enable) {
2629 dev_err(&hdev->pdev->dev,
2630 "autoneg is not supported by current port\n");
2631 return -EOPNOTSUPP;
2632 } else {
2633 return 0;
2634 }
2635 }
2636
2637 return hclge_set_autoneg_en(hdev, enable);
2638 }
2639
hclge_get_autoneg(struct hnae3_handle *handle)2640 static int hclge_get_autoneg(struct hnae3_handle *handle)
2641 {
2642 struct hclge_vport *vport = hclge_get_vport(handle);
2643 struct hclge_dev *hdev = vport->back;
2644 struct phy_device *phydev = hdev->hw.mac.phydev;
2645
2646 if (phydev)
2647 return phydev->autoneg;
2648
2649 return hdev->hw.mac.autoneg;
2650 }
2651
hclge_restart_autoneg(struct hnae3_handle *handle)2652 static int hclge_restart_autoneg(struct hnae3_handle *handle)
2653 {
2654 struct hclge_vport *vport = hclge_get_vport(handle);
2655 struct hclge_dev *hdev = vport->back;
2656 int ret;
2657
2658 dev_dbg(&hdev->pdev->dev, "restart autoneg\n");
2659
2660 ret = hclge_notify_client(hdev, HNAE3_DOWN_CLIENT);
2661 if (ret)
2662 return ret;
2663 return hclge_notify_client(hdev, HNAE3_UP_CLIENT);
2664 }
2665
hclge_halt_autoneg(struct hnae3_handle *handle, bool halt)2666 static int hclge_halt_autoneg(struct hnae3_handle *handle, bool halt)
2667 {
2668 struct hclge_vport *vport = hclge_get_vport(handle);
2669 struct hclge_dev *hdev = vport->back;
2670
2671 if (hdev->hw.mac.support_autoneg && hdev->hw.mac.autoneg)
2672 return hclge_set_autoneg_en(hdev, !halt);
2673
2674 return 0;
2675 }
2676
hclge_parse_fec_stats_lanes(struct hclge_dev *hdev, struct hclge_desc *desc, u32 desc_len)2677 static void hclge_parse_fec_stats_lanes(struct hclge_dev *hdev,
2678 struct hclge_desc *desc, u32 desc_len)
2679 {
2680 u32 lane_size = HCLGE_FEC_STATS_MAX_LANES * 2;
2681 u32 desc_index = 0;
2682 u32 data_index = 0;
2683 u32 i;
2684
2685 for (i = 0; i < lane_size; i++) {
2686 if (data_index >= HCLGE_DESC_DATA_LEN) {
2687 desc_index++;
2688 data_index = 0;
2689 }
2690
2691 if (desc_index >= desc_len)
2692 return;
2693
2694 hdev->fec_stats.per_lanes[i] +=
2695 le32_to_cpu(desc[desc_index].data[data_index]);
2696 data_index++;
2697 }
2698 }
2699
hclge_parse_fec_stats(struct hclge_dev *hdev, struct hclge_desc *desc, u32 desc_len)2700 static void hclge_parse_fec_stats(struct hclge_dev *hdev,
2701 struct hclge_desc *desc, u32 desc_len)
2702 {
2703 struct hclge_query_fec_stats_cmd *req;
2704
2705 req = (struct hclge_query_fec_stats_cmd *)desc[0].data;
2706
2707 hdev->fec_stats.base_r_lane_num = req->base_r_lane_num;
2708 hdev->fec_stats.rs_corr_blocks +=
2709 le32_to_cpu(req->rs_fec_corr_blocks);
2710 hdev->fec_stats.rs_uncorr_blocks +=
2711 le32_to_cpu(req->rs_fec_uncorr_blocks);
2712 hdev->fec_stats.rs_error_blocks +=
2713 le32_to_cpu(req->rs_fec_error_blocks);
2714 hdev->fec_stats.base_r_corr_blocks +=
2715 le32_to_cpu(req->base_r_fec_corr_blocks);
2716 hdev->fec_stats.base_r_uncorr_blocks +=
2717 le32_to_cpu(req->base_r_fec_uncorr_blocks);
2718
2719 hclge_parse_fec_stats_lanes(hdev, &desc[1], desc_len - 1);
2720 }
2721
hclge_update_fec_stats_hw(struct hclge_dev *hdev)2722 static int hclge_update_fec_stats_hw(struct hclge_dev *hdev)
2723 {
2724 struct hclge_desc desc[HCLGE_FEC_STATS_CMD_NUM];
2725 int ret;
2726 u32 i;
2727
2728 for (i = 0; i < HCLGE_FEC_STATS_CMD_NUM; i++) {
2729 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_QUERY_FEC_STATS,
2730 true);
2731 if (i != (HCLGE_FEC_STATS_CMD_NUM - 1))
2732 desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
2733 }
2734
2735 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_FEC_STATS_CMD_NUM);
2736 if (ret)
2737 return ret;
2738
2739 hclge_parse_fec_stats(hdev, desc, HCLGE_FEC_STATS_CMD_NUM);
2740
2741 return 0;
2742 }
2743
hclge_update_fec_stats(struct hclge_dev *hdev)2744 static void hclge_update_fec_stats(struct hclge_dev *hdev)
2745 {
2746 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
2747 int ret;
2748
2749 if (!hnae3_ae_dev_fec_stats_supported(ae_dev) ||
2750 test_and_set_bit(HCLGE_STATE_FEC_STATS_UPDATING, &hdev->state))
2751 return;
2752
2753 ret = hclge_update_fec_stats_hw(hdev);
2754 if (ret)
2755 dev_err(&hdev->pdev->dev,
2756 "failed to update fec stats, ret = %d\n", ret);
2757
2758 clear_bit(HCLGE_STATE_FEC_STATS_UPDATING, &hdev->state);
2759 }
2760
hclge_get_fec_stats_total(struct hclge_dev *hdev, struct ethtool_fec_stats *fec_stats)2761 static void hclge_get_fec_stats_total(struct hclge_dev *hdev,
2762 struct ethtool_fec_stats *fec_stats)
2763 {
2764 fec_stats->corrected_blocks.total = hdev->fec_stats.rs_corr_blocks;
2765 fec_stats->uncorrectable_blocks.total =
2766 hdev->fec_stats.rs_uncorr_blocks;
2767 }
2768
hclge_get_fec_stats_lanes(struct hclge_dev *hdev, struct ethtool_fec_stats *fec_stats)2769 static void hclge_get_fec_stats_lanes(struct hclge_dev *hdev,
2770 struct ethtool_fec_stats *fec_stats)
2771 {
2772 u32 i;
2773
2774 if (hdev->fec_stats.base_r_lane_num == 0 ||
2775 hdev->fec_stats.base_r_lane_num > HCLGE_FEC_STATS_MAX_LANES) {
2776 dev_err(&hdev->pdev->dev,
2777 "fec stats lane number(%llu) is invalid\n",
2778 hdev->fec_stats.base_r_lane_num);
2779 return;
2780 }
2781
2782 for (i = 0; i < hdev->fec_stats.base_r_lane_num; i++) {
2783 fec_stats->corrected_blocks.lanes[i] =
2784 hdev->fec_stats.base_r_corr_per_lanes[i];
2785 fec_stats->uncorrectable_blocks.lanes[i] =
2786 hdev->fec_stats.base_r_uncorr_per_lanes[i];
2787 }
2788 }
2789
hclge_comm_get_fec_stats(struct hclge_dev *hdev, struct ethtool_fec_stats *fec_stats)2790 static void hclge_comm_get_fec_stats(struct hclge_dev *hdev,
2791 struct ethtool_fec_stats *fec_stats)
2792 {
2793 u32 fec_mode = hdev->hw.mac.fec_mode;
2794
2795 switch (fec_mode) {
2796 case BIT(HNAE3_FEC_RS):
2797 case BIT(HNAE3_FEC_LLRS):
2798 hclge_get_fec_stats_total(hdev, fec_stats);
2799 break;
2800 case BIT(HNAE3_FEC_BASER):
2801 hclge_get_fec_stats_lanes(hdev, fec_stats);
2802 break;
2803 default:
2804 dev_err(&hdev->pdev->dev,
2805 "fec stats is not supported by current fec mode(0x%x)\n",
2806 fec_mode);
2807 break;
2808 }
2809 }
2810
hclge_get_fec_stats(struct hnae3_handle *handle, struct ethtool_fec_stats *fec_stats)2811 static void hclge_get_fec_stats(struct hnae3_handle *handle,
2812 struct ethtool_fec_stats *fec_stats)
2813 {
2814 struct hclge_vport *vport = hclge_get_vport(handle);
2815 struct hclge_dev *hdev = vport->back;
2816 u32 fec_mode = hdev->hw.mac.fec_mode;
2817
2818 if (fec_mode == BIT(HNAE3_FEC_NONE) ||
2819 fec_mode == BIT(HNAE3_FEC_AUTO) ||
2820 fec_mode == BIT(HNAE3_FEC_USER_DEF))
2821 return;
2822
2823 hclge_update_fec_stats(hdev);
2824
2825 hclge_comm_get_fec_stats(hdev, fec_stats);
2826 }
2827
hclge_set_fec_hw(struct hclge_dev *hdev, u32 fec_mode)2828 static int hclge_set_fec_hw(struct hclge_dev *hdev, u32 fec_mode)
2829 {
2830 struct hclge_config_fec_cmd *req;
2831 struct hclge_desc desc;
2832 int ret;
2833
2834 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_FEC_MODE, false);
2835
2836 req = (struct hclge_config_fec_cmd *)desc.data;
2837 if (fec_mode & BIT(HNAE3_FEC_AUTO))
2838 hnae3_set_bit(req->fec_mode, HCLGE_MAC_CFG_FEC_AUTO_EN_B, 1);
2839 if (fec_mode & BIT(HNAE3_FEC_RS))
2840 hnae3_set_field(req->fec_mode, HCLGE_MAC_CFG_FEC_MODE_M,
2841 HCLGE_MAC_CFG_FEC_MODE_S, HCLGE_MAC_FEC_RS);
2842 if (fec_mode & BIT(HNAE3_FEC_LLRS))
2843 hnae3_set_field(req->fec_mode, HCLGE_MAC_CFG_FEC_MODE_M,
2844 HCLGE_MAC_CFG_FEC_MODE_S, HCLGE_MAC_FEC_LLRS);
2845 if (fec_mode & BIT(HNAE3_FEC_BASER))
2846 hnae3_set_field(req->fec_mode, HCLGE_MAC_CFG_FEC_MODE_M,
2847 HCLGE_MAC_CFG_FEC_MODE_S, HCLGE_MAC_FEC_BASER);
2848
2849 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2850 if (ret)
2851 dev_err(&hdev->pdev->dev, "set fec mode failed %d.\n", ret);
2852
2853 return ret;
2854 }
2855
hclge_set_fec(struct hnae3_handle *handle, u32 fec_mode)2856 static int hclge_set_fec(struct hnae3_handle *handle, u32 fec_mode)
2857 {
2858 struct hclge_vport *vport = hclge_get_vport(handle);
2859 struct hclge_dev *hdev = vport->back;
2860 struct hclge_mac *mac = &hdev->hw.mac;
2861 int ret;
2862
2863 if (fec_mode && !(mac->fec_ability & fec_mode)) {
2864 dev_err(&hdev->pdev->dev, "unsupported fec mode\n");
2865 return -EINVAL;
2866 }
2867
2868 ret = hclge_set_fec_hw(hdev, fec_mode);
2869 if (ret)
2870 return ret;
2871
2872 mac->user_fec_mode = fec_mode | BIT(HNAE3_FEC_USER_DEF);
2873 return 0;
2874 }
2875
hclge_get_fec(struct hnae3_handle *handle, u8 *fec_ability, u8 *fec_mode)2876 static void hclge_get_fec(struct hnae3_handle *handle, u8 *fec_ability,
2877 u8 *fec_mode)
2878 {
2879 struct hclge_vport *vport = hclge_get_vport(handle);
2880 struct hclge_dev *hdev = vport->back;
2881 struct hclge_mac *mac = &hdev->hw.mac;
2882
2883 if (fec_ability)
2884 *fec_ability = mac->fec_ability;
2885 if (fec_mode)
2886 *fec_mode = mac->fec_mode;
2887 }
2888
hclge_mac_init(struct hclge_dev *hdev)2889 static int hclge_mac_init(struct hclge_dev *hdev)
2890 {
2891 struct hclge_mac *mac = &hdev->hw.mac;
2892 int ret;
2893
2894 hdev->support_sfp_query = true;
2895
2896 if (!test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
2897 hdev->hw.mac.duplex = HCLGE_MAC_FULL;
2898
2899 ret = hclge_cfg_mac_speed_dup_hw(hdev, hdev->hw.mac.speed,
2900 hdev->hw.mac.duplex, hdev->hw.mac.lane_num);
2901 if (ret)
2902 return ret;
2903
2904 if (hdev->hw.mac.support_autoneg) {
2905 ret = hclge_set_autoneg_en(hdev, hdev->hw.mac.autoneg);
2906 if (ret)
2907 return ret;
2908 }
2909
2910 mac->link = 0;
2911
2912 if (mac->user_fec_mode & BIT(HNAE3_FEC_USER_DEF)) {
2913 ret = hclge_set_fec_hw(hdev, mac->user_fec_mode);
2914 if (ret)
2915 return ret;
2916 }
2917
2918 ret = hclge_set_mac_mtu(hdev, hdev->mps);
2919 if (ret) {
2920 dev_err(&hdev->pdev->dev, "set mtu failed ret=%d\n", ret);
2921 return ret;
2922 }
2923
2924 ret = hclge_set_default_loopback(hdev);
2925 if (ret)
2926 return ret;
2927
2928 ret = hclge_buffer_alloc(hdev);
2929 if (ret)
2930 dev_err(&hdev->pdev->dev,
2931 "allocate buffer fail, ret=%d\n", ret);
2932
2933 return ret;
2934 }
2935
hclge_mbx_task_schedule(struct hclge_dev *hdev)2936 static void hclge_mbx_task_schedule(struct hclge_dev *hdev)
2937 {
2938 if (!test_bit(HCLGE_STATE_REMOVING, &hdev->state) &&
2939 !test_and_set_bit(HCLGE_STATE_MBX_SERVICE_SCHED, &hdev->state)) {
2940 hdev->last_mbx_scheduled = jiffies;
2941 mod_delayed_work(hclge_wq, &hdev->service_task, 0);
2942 }
2943 }
2944
hclge_reset_task_schedule(struct hclge_dev *hdev)2945 static void hclge_reset_task_schedule(struct hclge_dev *hdev)
2946 {
2947 if (!test_bit(HCLGE_STATE_REMOVING, &hdev->state) &&
2948 test_bit(HCLGE_STATE_SERVICE_INITED, &hdev->state) &&
2949 !test_and_set_bit(HCLGE_STATE_RST_SERVICE_SCHED, &hdev->state)) {
2950 hdev->last_rst_scheduled = jiffies;
2951 mod_delayed_work(hclge_wq, &hdev->service_task, 0);
2952 }
2953 }
2954
hclge_errhand_task_schedule(struct hclge_dev *hdev)2955 static void hclge_errhand_task_schedule(struct hclge_dev *hdev)
2956 {
2957 if (!test_bit(HCLGE_STATE_REMOVING, &hdev->state) &&
2958 !test_and_set_bit(HCLGE_STATE_ERR_SERVICE_SCHED, &hdev->state))
2959 mod_delayed_work(hclge_wq, &hdev->service_task, 0);
2960 }
2961
hclge_task_schedule(struct hclge_dev *hdev, unsigned long delay_time)2962 void hclge_task_schedule(struct hclge_dev *hdev, unsigned long delay_time)
2963 {
2964 if (!test_bit(HCLGE_STATE_REMOVING, &hdev->state) &&
2965 !test_bit(HCLGE_STATE_RST_FAIL, &hdev->state))
2966 mod_delayed_work(hclge_wq, &hdev->service_task, delay_time);
2967 }
2968
hclge_get_mac_link_status(struct hclge_dev *hdev, int *link_status)2969 static int hclge_get_mac_link_status(struct hclge_dev *hdev, int *link_status)
2970 {
2971 struct hclge_link_status_cmd *req;
2972 struct hclge_desc desc;
2973 int ret;
2974
2975 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_LINK_STATUS, true);
2976 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2977 if (ret) {
2978 dev_err(&hdev->pdev->dev, "get link status cmd failed %d\n",
2979 ret);
2980 return ret;
2981 }
2982
2983 req = (struct hclge_link_status_cmd *)desc.data;
2984 *link_status = (req->status & HCLGE_LINK_STATUS_UP_M) > 0 ?
2985 HCLGE_LINK_STATUS_UP : HCLGE_LINK_STATUS_DOWN;
2986
2987 return 0;
2988 }
2989
hclge_get_mac_phy_link(struct hclge_dev *hdev, int *link_status)2990 static int hclge_get_mac_phy_link(struct hclge_dev *hdev, int *link_status)
2991 {
2992 struct phy_device *phydev = hdev->hw.mac.phydev;
2993
2994 *link_status = HCLGE_LINK_STATUS_DOWN;
2995
2996 if (test_bit(HCLGE_STATE_DOWN, &hdev->state))
2997 return 0;
2998
2999 if (phydev && (phydev->state != PHY_RUNNING || !phydev->link))
3000 return 0;
3001
3002 return hclge_get_mac_link_status(hdev, link_status);
3003 }
3004
hclge_push_link_status(struct hclge_dev *hdev)3005 static void hclge_push_link_status(struct hclge_dev *hdev)
3006 {
3007 struct hclge_vport *vport;
3008 int ret;
3009 u16 i;
3010
3011 for (i = 0; i < pci_num_vf(hdev->pdev); i++) {
3012 vport = &hdev->vport[i + HCLGE_VF_VPORT_START_NUM];
3013
3014 if (!test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state) ||
3015 vport->vf_info.link_state != IFLA_VF_LINK_STATE_AUTO)
3016 continue;
3017
3018 ret = hclge_push_vf_link_status(vport);
3019 if (ret) {
3020 dev_err(&hdev->pdev->dev,
3021 "failed to push link status to vf%u, ret = %d\n",
3022 i, ret);
3023 }
3024 }
3025 }
3026
hclge_update_link_status(struct hclge_dev *hdev)3027 static void hclge_update_link_status(struct hclge_dev *hdev)
3028 {
3029 struct hnae3_handle *rhandle = &hdev->vport[0].roce;
3030 struct hnae3_handle *handle = &hdev->vport[0].nic;
3031 struct hnae3_client *rclient = hdev->roce_client;
3032 struct hnae3_client *client = hdev->nic_client;
3033 int state;
3034 int ret;
3035
3036 if (!client)
3037 return;
3038
3039 if (test_and_set_bit(HCLGE_STATE_LINK_UPDATING, &hdev->state))
3040 return;
3041
3042 ret = hclge_get_mac_phy_link(hdev, &state);
3043 if (ret) {
3044 clear_bit(HCLGE_STATE_LINK_UPDATING, &hdev->state);
3045 return;
3046 }
3047
3048 if (state != hdev->hw.mac.link) {
3049 hdev->hw.mac.link = state;
3050 if (state == HCLGE_LINK_STATUS_UP)
3051 hclge_update_port_info(hdev);
3052
3053 client->ops->link_status_change(handle, state);
3054 hclge_config_mac_tnl_int(hdev, state);
3055 if (rclient && rclient->ops->link_status_change)
3056 rclient->ops->link_status_change(rhandle, state);
3057
3058 hclge_push_link_status(hdev);
3059 }
3060
3061 clear_bit(HCLGE_STATE_LINK_UPDATING, &hdev->state);
3062 }
3063
hclge_update_speed_advertising(struct hclge_mac *mac)3064 static void hclge_update_speed_advertising(struct hclge_mac *mac)
3065 {
3066 u32 speed_ability;
3067
3068 if (hclge_get_speed_bit(mac->speed, &speed_ability))
3069 return;
3070
3071 switch (mac->module_type) {
3072 case HNAE3_MODULE_TYPE_FIBRE_LR:
3073 hclge_convert_setting_lr(speed_ability, mac->advertising);
3074 break;
3075 case HNAE3_MODULE_TYPE_FIBRE_SR:
3076 case HNAE3_MODULE_TYPE_AOC:
3077 hclge_convert_setting_sr(speed_ability, mac->advertising);
3078 break;
3079 case HNAE3_MODULE_TYPE_CR:
3080 hclge_convert_setting_cr(speed_ability, mac->advertising);
3081 break;
3082 case HNAE3_MODULE_TYPE_KR:
3083 hclge_convert_setting_kr(speed_ability, mac->advertising);
3084 break;
3085 default:
3086 break;
3087 }
3088 }
3089
hclge_update_fec_advertising(struct hclge_mac *mac)3090 static void hclge_update_fec_advertising(struct hclge_mac *mac)
3091 {
3092 if (mac->fec_mode & BIT(HNAE3_FEC_RS))
3093 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_RS_BIT,
3094 mac->advertising);
3095 else if (mac->fec_mode & BIT(HNAE3_FEC_LLRS))
3096 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_LLRS_BIT,
3097 mac->advertising);
3098 else if (mac->fec_mode & BIT(HNAE3_FEC_BASER))
3099 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_BASER_BIT,
3100 mac->advertising);
3101 else
3102 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT,
3103 mac->advertising);
3104 }
3105
hclge_update_pause_advertising(struct hclge_dev *hdev)3106 static void hclge_update_pause_advertising(struct hclge_dev *hdev)
3107 {
3108 struct hclge_mac *mac = &hdev->hw.mac;
3109 bool rx_en, tx_en;
3110
3111 switch (hdev->fc_mode_last_time) {
3112 case HCLGE_FC_RX_PAUSE:
3113 rx_en = true;
3114 tx_en = false;
3115 break;
3116 case HCLGE_FC_TX_PAUSE:
3117 rx_en = false;
3118 tx_en = true;
3119 break;
3120 case HCLGE_FC_FULL:
3121 rx_en = true;
3122 tx_en = true;
3123 break;
3124 default:
3125 rx_en = false;
3126 tx_en = false;
3127 break;
3128 }
3129
3130 linkmode_set_pause(mac->advertising, tx_en, rx_en);
3131 }
3132
hclge_update_advertising(struct hclge_dev *hdev)3133 static void hclge_update_advertising(struct hclge_dev *hdev)
3134 {
3135 struct hclge_mac *mac = &hdev->hw.mac;
3136
3137 linkmode_zero(mac->advertising);
3138 hclge_update_speed_advertising(mac);
3139 hclge_update_fec_advertising(mac);
3140 hclge_update_pause_advertising(hdev);
3141 }
3142
hclge_update_port_capability(struct hclge_dev *hdev, struct hclge_mac *mac)3143 static void hclge_update_port_capability(struct hclge_dev *hdev,
3144 struct hclge_mac *mac)
3145 {
3146 if (hnae3_dev_fec_supported(hdev))
3147 hclge_convert_setting_fec(mac);
3148
3149 /* firmware can not identify back plane type, the media type
3150 * read from configuration can help deal it
3151 */
3152 if (mac->media_type == HNAE3_MEDIA_TYPE_BACKPLANE &&
3153 mac->module_type == HNAE3_MODULE_TYPE_UNKNOWN)
3154 mac->module_type = HNAE3_MODULE_TYPE_KR;
3155 else if (mac->media_type == HNAE3_MEDIA_TYPE_COPPER)
3156 mac->module_type = HNAE3_MODULE_TYPE_TP;
3157
3158 if (mac->support_autoneg) {
3159 linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, mac->supported);
3160 linkmode_copy(mac->advertising, mac->supported);
3161 } else {
3162 linkmode_clear_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
3163 mac->supported);
3164 hclge_update_advertising(hdev);
3165 }
3166 }
3167
hclge_get_sfp_speed(struct hclge_dev *hdev, u32 *speed)3168 static int hclge_get_sfp_speed(struct hclge_dev *hdev, u32 *speed)
3169 {
3170 struct hclge_sfp_info_cmd *resp;
3171 struct hclge_desc desc;
3172 int ret;
3173
3174 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_GET_SFP_INFO, true);
3175 resp = (struct hclge_sfp_info_cmd *)desc.data;
3176 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
3177 if (ret == -EOPNOTSUPP) {
3178 dev_warn(&hdev->pdev->dev,
3179 "IMP do not support get SFP speed %d\n", ret);
3180 return ret;
3181 } else if (ret) {
3182 dev_err(&hdev->pdev->dev, "get sfp speed failed %d\n", ret);
3183 return ret;
3184 }
3185
3186 *speed = le32_to_cpu(resp->speed);
3187
3188 return 0;
3189 }
3190
hclge_get_sfp_info(struct hclge_dev *hdev, struct hclge_mac *mac)3191 static int hclge_get_sfp_info(struct hclge_dev *hdev, struct hclge_mac *mac)
3192 {
3193 struct hclge_sfp_info_cmd *resp;
3194 struct hclge_desc desc;
3195 int ret;
3196
3197 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_GET_SFP_INFO, true);
3198 resp = (struct hclge_sfp_info_cmd *)desc.data;
3199
3200 resp->query_type = QUERY_ACTIVE_SPEED;
3201
3202 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
3203 if (ret == -EOPNOTSUPP) {
3204 dev_warn(&hdev->pdev->dev,
3205 "IMP does not support get SFP info %d\n", ret);
3206 return ret;
3207 } else if (ret) {
3208 dev_err(&hdev->pdev->dev, "get sfp info failed %d\n", ret);
3209 return ret;
3210 }
3211
3212 /* In some case, mac speed get from IMP may be 0, it shouldn't be
3213 * set to mac->speed.
3214 */
3215 if (!le32_to_cpu(resp->speed))
3216 return 0;
3217
3218 mac->speed = le32_to_cpu(resp->speed);
3219 /* if resp->speed_ability is 0, it means it's an old version
3220 * firmware, do not update these params
3221 */
3222 if (resp->speed_ability) {
3223 mac->module_type = le32_to_cpu(resp->module_type);
3224 mac->speed_ability = le32_to_cpu(resp->speed_ability);
3225 mac->autoneg = resp->autoneg;
3226 mac->support_autoneg = resp->autoneg_ability;
3227 mac->speed_type = QUERY_ACTIVE_SPEED;
3228 mac->lane_num = resp->lane_num;
3229 if (!resp->active_fec)
3230 mac->fec_mode = 0;
3231 else
3232 mac->fec_mode = BIT(resp->active_fec);
3233 mac->fec_ability = resp->fec_ability;
3234 } else {
3235 mac->speed_type = QUERY_SFP_SPEED;
3236 }
3237
3238 return 0;
3239 }
3240
hclge_get_phy_link_ksettings(struct hnae3_handle *handle, struct ethtool_link_ksettings *cmd)3241 static int hclge_get_phy_link_ksettings(struct hnae3_handle *handle,
3242 struct ethtool_link_ksettings *cmd)
3243 {
3244 struct hclge_desc desc[HCLGE_PHY_LINK_SETTING_BD_NUM];
3245 struct hclge_vport *vport = hclge_get_vport(handle);
3246 struct hclge_phy_link_ksetting_0_cmd *req0;
3247 struct hclge_phy_link_ksetting_1_cmd *req1;
3248 u32 supported, advertising, lp_advertising;
3249 struct hclge_dev *hdev = vport->back;
3250 int ret;
3251
3252 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_PHY_LINK_KSETTING,
3253 true);
3254 desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
3255 hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_PHY_LINK_KSETTING,
3256 true);
3257
3258 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_PHY_LINK_SETTING_BD_NUM);
3259 if (ret) {
3260 dev_err(&hdev->pdev->dev,
3261 "failed to get phy link ksetting, ret = %d.\n", ret);
3262 return ret;
3263 }
3264
3265 req0 = (struct hclge_phy_link_ksetting_0_cmd *)desc[0].data;
3266 cmd->base.autoneg = req0->autoneg;
3267 cmd->base.speed = le32_to_cpu(req0->speed);
3268 cmd->base.duplex = req0->duplex;
3269 cmd->base.port = req0->port;
3270 cmd->base.transceiver = req0->transceiver;
3271 cmd->base.phy_address = req0->phy_address;
3272 cmd->base.eth_tp_mdix = req0->eth_tp_mdix;
3273 cmd->base.eth_tp_mdix_ctrl = req0->eth_tp_mdix_ctrl;
3274 supported = le32_to_cpu(req0->supported);
3275 advertising = le32_to_cpu(req0->advertising);
3276 lp_advertising = le32_to_cpu(req0->lp_advertising);
3277 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
3278 supported);
3279 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
3280 advertising);
3281 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.lp_advertising,
3282 lp_advertising);
3283
3284 req1 = (struct hclge_phy_link_ksetting_1_cmd *)desc[1].data;
3285 cmd->base.master_slave_cfg = req1->master_slave_cfg;
3286 cmd->base.master_slave_state = req1->master_slave_state;
3287
3288 return 0;
3289 }
3290
3291 static int
hclge_set_phy_link_ksettings(struct hnae3_handle *handle, const struct ethtool_link_ksettings *cmd)3292 hclge_set_phy_link_ksettings(struct hnae3_handle *handle,
3293 const struct ethtool_link_ksettings *cmd)
3294 {
3295 struct hclge_desc desc[HCLGE_PHY_LINK_SETTING_BD_NUM];
3296 struct hclge_vport *vport = hclge_get_vport(handle);
3297 struct hclge_phy_link_ksetting_0_cmd *req0;
3298 struct hclge_phy_link_ksetting_1_cmd *req1;
3299 struct hclge_dev *hdev = vport->back;
3300 u32 advertising;
3301 int ret;
3302
3303 if (cmd->base.autoneg == AUTONEG_DISABLE &&
3304 ((cmd->base.speed != SPEED_100 && cmd->base.speed != SPEED_10) ||
3305 (cmd->base.duplex != DUPLEX_HALF &&
3306 cmd->base.duplex != DUPLEX_FULL)))
3307 return -EINVAL;
3308
3309 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_PHY_LINK_KSETTING,
3310 false);
3311 desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
3312 hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_PHY_LINK_KSETTING,
3313 false);
3314
3315 req0 = (struct hclge_phy_link_ksetting_0_cmd *)desc[0].data;
3316 req0->autoneg = cmd->base.autoneg;
3317 req0->speed = cpu_to_le32(cmd->base.speed);
3318 req0->duplex = cmd->base.duplex;
3319 ethtool_convert_link_mode_to_legacy_u32(&advertising,
3320 cmd->link_modes.advertising);
3321 req0->advertising = cpu_to_le32(advertising);
3322 req0->eth_tp_mdix_ctrl = cmd->base.eth_tp_mdix_ctrl;
3323
3324 req1 = (struct hclge_phy_link_ksetting_1_cmd *)desc[1].data;
3325 req1->master_slave_cfg = cmd->base.master_slave_cfg;
3326
3327 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_PHY_LINK_SETTING_BD_NUM);
3328 if (ret) {
3329 dev_err(&hdev->pdev->dev,
3330 "failed to set phy link ksettings, ret = %d.\n", ret);
3331 return ret;
3332 }
3333
3334 hdev->hw.mac.autoneg = cmd->base.autoneg;
3335 hdev->hw.mac.speed = cmd->base.speed;
3336 hdev->hw.mac.duplex = cmd->base.duplex;
3337 linkmode_copy(hdev->hw.mac.advertising, cmd->link_modes.advertising);
3338
3339 return 0;
3340 }
3341
hclge_update_tp_port_info(struct hclge_dev *hdev)3342 static int hclge_update_tp_port_info(struct hclge_dev *hdev)
3343 {
3344 struct ethtool_link_ksettings cmd;
3345 int ret;
3346
3347 if (!hnae3_dev_phy_imp_supported(hdev))
3348 return 0;
3349
3350 ret = hclge_get_phy_link_ksettings(&hdev->vport->nic, &cmd);
3351 if (ret)
3352 return ret;
3353
3354 hdev->hw.mac.autoneg = cmd.base.autoneg;
3355 hdev->hw.mac.speed = cmd.base.speed;
3356 hdev->hw.mac.duplex = cmd.base.duplex;
3357 linkmode_copy(hdev->hw.mac.advertising, cmd.link_modes.advertising);
3358
3359 return 0;
3360 }
3361
hclge_tp_port_init(struct hclge_dev *hdev)3362 static int hclge_tp_port_init(struct hclge_dev *hdev)
3363 {
3364 struct ethtool_link_ksettings cmd;
3365
3366 if (!hnae3_dev_phy_imp_supported(hdev))
3367 return 0;
3368
3369 cmd.base.autoneg = hdev->hw.mac.autoneg;
3370 cmd.base.speed = hdev->hw.mac.speed;
3371 cmd.base.duplex = hdev->hw.mac.duplex;
3372 linkmode_copy(cmd.link_modes.advertising, hdev->hw.mac.advertising);
3373
3374 return hclge_set_phy_link_ksettings(&hdev->vport->nic, &cmd);
3375 }
3376
hclge_update_port_info(struct hclge_dev *hdev)3377 static int hclge_update_port_info(struct hclge_dev *hdev)
3378 {
3379 struct hclge_mac *mac = &hdev->hw.mac;
3380 int speed;
3381 int ret;
3382
3383 /* get the port info from SFP cmd if not copper port */
3384 if (mac->media_type == HNAE3_MEDIA_TYPE_COPPER)
3385 return hclge_update_tp_port_info(hdev);
3386
3387 /* if IMP does not support get SFP/qSFP info, return directly */
3388 if (!hdev->support_sfp_query)
3389 return 0;
3390
3391 if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) {
3392 speed = mac->speed;
3393 ret = hclge_get_sfp_info(hdev, mac);
3394 } else {
3395 speed = HCLGE_MAC_SPEED_UNKNOWN;
3396 ret = hclge_get_sfp_speed(hdev, &speed);
3397 }
3398
3399 if (ret == -EOPNOTSUPP) {
3400 hdev->support_sfp_query = false;
3401 return ret;
3402 } else if (ret) {
3403 return ret;
3404 }
3405
3406 if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) {
3407 if (mac->speed_type == QUERY_ACTIVE_SPEED) {
3408 hclge_update_port_capability(hdev, mac);
3409 if (mac->speed != speed)
3410 (void)hclge_tm_port_shaper_cfg(hdev);
3411 return 0;
3412 }
3413 return hclge_cfg_mac_speed_dup(hdev, mac->speed,
3414 HCLGE_MAC_FULL, mac->lane_num);
3415 } else {
3416 if (speed == HCLGE_MAC_SPEED_UNKNOWN)
3417 return 0; /* do nothing if no SFP */
3418
3419 /* must config full duplex for SFP */
3420 return hclge_cfg_mac_speed_dup(hdev, speed, HCLGE_MAC_FULL, 0);
3421 }
3422 }
3423
hclge_get_status(struct hnae3_handle *handle)3424 static int hclge_get_status(struct hnae3_handle *handle)
3425 {
3426 struct hclge_vport *vport = hclge_get_vport(handle);
3427 struct hclge_dev *hdev = vport->back;
3428
3429 hclge_update_link_status(hdev);
3430
3431 return hdev->hw.mac.link;
3432 }
3433
hclge_get_vf_vport(struct hclge_dev *hdev, int vf)3434 static struct hclge_vport *hclge_get_vf_vport(struct hclge_dev *hdev, int vf)
3435 {
3436 if (!pci_num_vf(hdev->pdev)) {
3437 dev_err(&hdev->pdev->dev,
3438 "SRIOV is disabled, can not get vport(%d) info.\n", vf);
3439 return NULL;
3440 }
3441
3442 if (vf < 0 || vf >= pci_num_vf(hdev->pdev)) {
3443 dev_err(&hdev->pdev->dev,
3444 "vf id(%d) is out of range(0 <= vfid < %d)\n",
3445 vf, pci_num_vf(hdev->pdev));
3446 return NULL;
3447 }
3448
3449 /* VF start from 1 in vport */
3450 vf += HCLGE_VF_VPORT_START_NUM;
3451 return &hdev->vport[vf];
3452 }
3453
hclge_get_vf_config(struct hnae3_handle *handle, int vf, struct ifla_vf_info *ivf)3454 static int hclge_get_vf_config(struct hnae3_handle *handle, int vf,
3455 struct ifla_vf_info *ivf)
3456 {
3457 struct hclge_vport *vport = hclge_get_vport(handle);
3458 struct hclge_dev *hdev = vport->back;
3459
3460 vport = hclge_get_vf_vport(hdev, vf);
3461 if (!vport)
3462 return -EINVAL;
3463
3464 ivf->vf = vf;
3465 ivf->linkstate = vport->vf_info.link_state;
3466 ivf->spoofchk = vport->vf_info.spoofchk;
3467 ivf->trusted = vport->vf_info.trusted;
3468 ivf->min_tx_rate = 0;
3469 ivf->max_tx_rate = vport->vf_info.max_tx_rate;
3470 ivf->vlan = vport->port_base_vlan_cfg.vlan_info.vlan_tag;
3471 ivf->vlan_proto = htons(vport->port_base_vlan_cfg.vlan_info.vlan_proto);
3472 ivf->qos = vport->port_base_vlan_cfg.vlan_info.qos;
3473 ether_addr_copy(ivf->mac, vport->vf_info.mac);
3474
3475 return 0;
3476 }
3477
hclge_set_vf_link_state(struct hnae3_handle *handle, int vf, int link_state)3478 static int hclge_set_vf_link_state(struct hnae3_handle *handle, int vf,
3479 int link_state)
3480 {
3481 struct hclge_vport *vport = hclge_get_vport(handle);
3482 struct hclge_dev *hdev = vport->back;
3483 int link_state_old;
3484 int ret;
3485
3486 vport = hclge_get_vf_vport(hdev, vf);
3487 if (!vport)
3488 return -EINVAL;
3489
3490 link_state_old = vport->vf_info.link_state;
3491 vport->vf_info.link_state = link_state;
3492
3493 /* return success directly if the VF is unalive, VF will
3494 * query link state itself when it starts work.
3495 */
3496 if (!test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state))
3497 return 0;
3498
3499 ret = hclge_push_vf_link_status(vport);
3500 if (ret) {
3501 vport->vf_info.link_state = link_state_old;
3502 dev_err(&hdev->pdev->dev,
3503 "failed to push vf%d link status, ret = %d\n", vf, ret);
3504 }
3505
3506 return ret;
3507 }
3508
hclge_check_event_cause(struct hclge_dev *hdev, u32 *clearval)3509 static u32 hclge_check_event_cause(struct hclge_dev *hdev, u32 *clearval)
3510 {
3511 u32 cmdq_src_reg, msix_src_reg, hw_err_src_reg;
3512
3513 /* fetch the events from their corresponding regs */
3514 cmdq_src_reg = hclge_read_dev(&hdev->hw, HCLGE_VECTOR0_CMDQ_SRC_REG);
3515 msix_src_reg = hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_INT_STS);
3516 hw_err_src_reg = hclge_read_dev(&hdev->hw,
3517 HCLGE_RAS_PF_OTHER_INT_STS_REG);
3518
3519 /* Assumption: If by any chance reset and mailbox events are reported
3520 * together then we will only process reset event in this go and will
3521 * defer the processing of the mailbox events. Since, we would have not
3522 * cleared RX CMDQ event this time we would receive again another
3523 * interrupt from H/W just for the mailbox.
3524 *
3525 * check for vector0 reset event sources
3526 */
3527 if (BIT(HCLGE_VECTOR0_IMPRESET_INT_B) & msix_src_reg) {
3528 dev_info(&hdev->pdev->dev, "IMP reset interrupt\n");
3529 set_bit(HNAE3_IMP_RESET, &hdev->reset_pending);
3530 set_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state);
3531 *clearval = BIT(HCLGE_VECTOR0_IMPRESET_INT_B);
3532 hdev->rst_stats.imp_rst_cnt++;
3533 return HCLGE_VECTOR0_EVENT_RST;
3534 }
3535
3536 if (BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B) & msix_src_reg) {
3537 dev_info(&hdev->pdev->dev, "global reset interrupt\n");
3538 set_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state);
3539 set_bit(HNAE3_GLOBAL_RESET, &hdev->reset_pending);
3540 *clearval = BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B);
3541 hdev->rst_stats.global_rst_cnt++;
3542 return HCLGE_VECTOR0_EVENT_RST;
3543 }
3544
3545 /* check for vector0 msix event and hardware error event source */
3546 if (msix_src_reg & HCLGE_VECTOR0_REG_MSIX_MASK ||
3547 hw_err_src_reg & HCLGE_RAS_REG_ERR_MASK)
3548 return HCLGE_VECTOR0_EVENT_ERR;
3549
3550 /* check for vector0 ptp event source */
3551 if (BIT(HCLGE_VECTOR0_REG_PTP_INT_B) & msix_src_reg) {
3552 *clearval = msix_src_reg;
3553 return HCLGE_VECTOR0_EVENT_PTP;
3554 }
3555
3556 /* check for vector0 mailbox(=CMDQ RX) event source */
3557 if (BIT(HCLGE_VECTOR0_RX_CMDQ_INT_B) & cmdq_src_reg) {
3558 cmdq_src_reg &= ~BIT(HCLGE_VECTOR0_RX_CMDQ_INT_B);
3559 *clearval = cmdq_src_reg;
3560 return HCLGE_VECTOR0_EVENT_MBX;
3561 }
3562
3563 /* print other vector0 event source */
3564 dev_info(&hdev->pdev->dev,
3565 "INT status: CMDQ(%#x) HW errors(%#x) other(%#x)\n",
3566 cmdq_src_reg, hw_err_src_reg, msix_src_reg);
3567
3568 return HCLGE_VECTOR0_EVENT_OTHER;
3569 }
3570
hclge_clear_event_cause(struct hclge_dev *hdev, u32 event_type, u32 regclr)3571 static void hclge_clear_event_cause(struct hclge_dev *hdev, u32 event_type,
3572 u32 regclr)
3573 {
3574 #define HCLGE_IMP_RESET_DELAY 5
3575
3576 switch (event_type) {
3577 case HCLGE_VECTOR0_EVENT_PTP:
3578 case HCLGE_VECTOR0_EVENT_RST:
3579 if (regclr == BIT(HCLGE_VECTOR0_IMPRESET_INT_B))
3580 mdelay(HCLGE_IMP_RESET_DELAY);
3581
3582 hclge_write_dev(&hdev->hw, HCLGE_MISC_RESET_STS_REG, regclr);
3583 break;
3584 case HCLGE_VECTOR0_EVENT_MBX:
3585 hclge_write_dev(&hdev->hw, HCLGE_VECTOR0_CMDQ_SRC_REG, regclr);
3586 break;
3587 default:
3588 break;
3589 }
3590 }
3591
hclge_clear_all_event_cause(struct hclge_dev *hdev)3592 static void hclge_clear_all_event_cause(struct hclge_dev *hdev)
3593 {
3594 hclge_clear_event_cause(hdev, HCLGE_VECTOR0_EVENT_RST,
3595 BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B) |
3596 BIT(HCLGE_VECTOR0_CORERESET_INT_B) |
3597 BIT(HCLGE_VECTOR0_IMPRESET_INT_B));
3598 hclge_clear_event_cause(hdev, HCLGE_VECTOR0_EVENT_MBX, 0);
3599 }
3600
hclge_enable_vector(struct hclge_misc_vector *vector, bool enable)3601 static void hclge_enable_vector(struct hclge_misc_vector *vector, bool enable)
3602 {
3603 writel(enable ? 1 : 0, vector->addr);
3604 }
3605
hclge_misc_irq_handle(int irq, void *data)3606 static irqreturn_t hclge_misc_irq_handle(int irq, void *data)
3607 {
3608 struct hclge_dev *hdev = data;
3609 unsigned long flags;
3610 u32 clearval = 0;
3611 u32 event_cause;
3612
3613 hclge_enable_vector(&hdev->misc_vector, false);
3614 event_cause = hclge_check_event_cause(hdev, &clearval);
3615
3616 /* vector 0 interrupt is shared with reset and mailbox source events. */
3617 switch (event_cause) {
3618 case HCLGE_VECTOR0_EVENT_ERR:
3619 hclge_errhand_task_schedule(hdev);
3620 break;
3621 case HCLGE_VECTOR0_EVENT_RST:
3622 hclge_reset_task_schedule(hdev);
3623 break;
3624 case HCLGE_VECTOR0_EVENT_PTP:
3625 spin_lock_irqsave(&hdev->ptp->lock, flags);
3626 hclge_ptp_clean_tx_hwts(hdev);
3627 spin_unlock_irqrestore(&hdev->ptp->lock, flags);
3628 break;
3629 case HCLGE_VECTOR0_EVENT_MBX:
3630 /* If we are here then,
3631 * 1. Either we are not handling any mbx task and we are not
3632 * scheduled as well
3633 * OR
3634 * 2. We could be handling a mbx task but nothing more is
3635 * scheduled.
3636 * In both cases, we should schedule mbx task as there are more
3637 * mbx messages reported by this interrupt.
3638 */
3639 hclge_mbx_task_schedule(hdev);
3640 break;
3641 default:
3642 dev_warn(&hdev->pdev->dev,
3643 "received unknown or unhandled event of vector0\n");
3644 break;
3645 }
3646
3647 hclge_clear_event_cause(hdev, event_cause, clearval);
3648
3649 /* Enable interrupt if it is not caused by reset event or error event */
3650 if (event_cause == HCLGE_VECTOR0_EVENT_PTP ||
3651 event_cause == HCLGE_VECTOR0_EVENT_MBX ||
3652 event_cause == HCLGE_VECTOR0_EVENT_OTHER)
3653 hclge_enable_vector(&hdev->misc_vector, true);
3654
3655 return IRQ_HANDLED;
3656 }
3657
hclge_free_vector(struct hclge_dev *hdev, int vector_id)3658 static void hclge_free_vector(struct hclge_dev *hdev, int vector_id)
3659 {
3660 if (hdev->vector_status[vector_id] == HCLGE_INVALID_VPORT) {
3661 dev_warn(&hdev->pdev->dev,
3662 "vector(vector_id %d) has been freed.\n", vector_id);
3663 return;
3664 }
3665
3666 hdev->vector_status[vector_id] = HCLGE_INVALID_VPORT;
3667 hdev->num_msi_left += 1;
3668 hdev->num_msi_used -= 1;
3669 }
3670
hclge_get_misc_vector(struct hclge_dev *hdev)3671 static void hclge_get_misc_vector(struct hclge_dev *hdev)
3672 {
3673 struct hclge_misc_vector *vector = &hdev->misc_vector;
3674
3675 vector->vector_irq = pci_irq_vector(hdev->pdev, 0);
3676
3677 vector->addr = hdev->hw.hw.io_base + HCLGE_MISC_VECTOR_REG_BASE;
3678 hdev->vector_status[0] = 0;
3679
3680 hdev->num_msi_left -= 1;
3681 hdev->num_msi_used += 1;
3682 }
3683
hclge_misc_irq_init(struct hclge_dev *hdev)3684 static int hclge_misc_irq_init(struct hclge_dev *hdev)
3685 {
3686 int ret;
3687
3688 hclge_get_misc_vector(hdev);
3689
3690 /* this would be explicitly freed in the end */
3691 snprintf(hdev->misc_vector.name, HNAE3_INT_NAME_LEN, "%s-misc-%s",
3692 HCLGE_NAME, pci_name(hdev->pdev));
3693 ret = request_irq(hdev->misc_vector.vector_irq, hclge_misc_irq_handle,
3694 0, hdev->misc_vector.name, hdev);
3695 if (ret) {
3696 hclge_free_vector(hdev, 0);
3697 dev_err(&hdev->pdev->dev, "request misc irq(%d) fail\n",
3698 hdev->misc_vector.vector_irq);
3699 }
3700
3701 return ret;
3702 }
3703
hclge_misc_irq_uninit(struct hclge_dev *hdev)3704 static void hclge_misc_irq_uninit(struct hclge_dev *hdev)
3705 {
3706 free_irq(hdev->misc_vector.vector_irq, hdev);
3707 hclge_free_vector(hdev, 0);
3708 }
3709
hclge_notify_client(struct hclge_dev *hdev, enum hnae3_reset_notify_type type)3710 int hclge_notify_client(struct hclge_dev *hdev,
3711 enum hnae3_reset_notify_type type)
3712 {
3713 struct hnae3_handle *handle = &hdev->vport[0].nic;
3714 struct hnae3_client *client = hdev->nic_client;
3715 int ret;
3716
3717 if (!test_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state) || !client)
3718 return 0;
3719
3720 if (!client->ops->reset_notify)
3721 return -EOPNOTSUPP;
3722
3723 ret = client->ops->reset_notify(handle, type);
3724 if (ret)
3725 dev_err(&hdev->pdev->dev, "notify nic client failed %d(%d)\n",
3726 type, ret);
3727
3728 return ret;
3729 }
3730
hclge_notify_roce_client(struct hclge_dev *hdev, enum hnae3_reset_notify_type type)3731 static int hclge_notify_roce_client(struct hclge_dev *hdev,
3732 enum hnae3_reset_notify_type type)
3733 {
3734 struct hnae3_handle *handle = &hdev->vport[0].roce;
3735 struct hnae3_client *client = hdev->roce_client;
3736 int ret;
3737
3738 if (!test_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state) || !client)
3739 return 0;
3740
3741 if (!client->ops->reset_notify)
3742 return -EOPNOTSUPP;
3743
3744 ret = client->ops->reset_notify(handle, type);
3745 if (ret)
3746 dev_err(&hdev->pdev->dev, "notify roce client failed %d(%d)",
3747 type, ret);
3748
3749 return ret;
3750 }
3751
hclge_reset_wait(struct hclge_dev *hdev)3752 static int hclge_reset_wait(struct hclge_dev *hdev)
3753 {
3754 #define HCLGE_RESET_WATI_MS 100
3755 #define HCLGE_RESET_WAIT_CNT 350
3756
3757 u32 val, reg, reg_bit;
3758 u32 cnt = 0;
3759
3760 switch (hdev->reset_type) {
3761 case HNAE3_IMP_RESET:
3762 reg = HCLGE_GLOBAL_RESET_REG;
3763 reg_bit = HCLGE_IMP_RESET_BIT;
3764 break;
3765 case HNAE3_GLOBAL_RESET:
3766 reg = HCLGE_GLOBAL_RESET_REG;
3767 reg_bit = HCLGE_GLOBAL_RESET_BIT;
3768 break;
3769 case HNAE3_FUNC_RESET:
3770 reg = HCLGE_FUN_RST_ING;
3771 reg_bit = HCLGE_FUN_RST_ING_B;
3772 break;
3773 default:
3774 dev_err(&hdev->pdev->dev,
3775 "Wait for unsupported reset type: %d\n",
3776 hdev->reset_type);
3777 return -EINVAL;
3778 }
3779
3780 val = hclge_read_dev(&hdev->hw, reg);
3781 while (hnae3_get_bit(val, reg_bit) && cnt < HCLGE_RESET_WAIT_CNT) {
3782 msleep(HCLGE_RESET_WATI_MS);
3783 val = hclge_read_dev(&hdev->hw, reg);
3784 cnt++;
3785 }
3786
3787 if (cnt >= HCLGE_RESET_WAIT_CNT) {
3788 dev_warn(&hdev->pdev->dev,
3789 "Wait for reset timeout: %d\n", hdev->reset_type);
3790 return -EBUSY;
3791 }
3792
3793 return 0;
3794 }
3795
hclge_set_vf_rst(struct hclge_dev *hdev, int func_id, bool reset)3796 static int hclge_set_vf_rst(struct hclge_dev *hdev, int func_id, bool reset)
3797 {
3798 struct hclge_vf_rst_cmd *req;
3799 struct hclge_desc desc;
3800
3801 req = (struct hclge_vf_rst_cmd *)desc.data;
3802 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_GBL_RST_STATUS, false);
3803 req->dest_vfid = func_id;
3804
3805 if (reset)
3806 req->vf_rst = 0x1;
3807
3808 return hclge_cmd_send(&hdev->hw, &desc, 1);
3809 }
3810
hclge_set_all_vf_rst(struct hclge_dev *hdev, bool reset)3811 static int hclge_set_all_vf_rst(struct hclge_dev *hdev, bool reset)
3812 {
3813 int i;
3814
3815 for (i = HCLGE_VF_VPORT_START_NUM; i < hdev->num_alloc_vport; i++) {
3816 struct hclge_vport *vport = &hdev->vport[i];
3817 int ret;
3818
3819 /* Send cmd to set/clear VF's FUNC_RST_ING */
3820 ret = hclge_set_vf_rst(hdev, vport->vport_id, reset);
3821 if (ret) {
3822 dev_err(&hdev->pdev->dev,
3823 "set vf(%u) rst failed %d!\n",
3824 vport->vport_id - HCLGE_VF_VPORT_START_NUM,
3825 ret);
3826 return ret;
3827 }
3828
3829 if (!reset ||
3830 !test_bit(HCLGE_VPORT_STATE_INITED, &vport->state))
3831 continue;
3832
3833 if (!test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state) &&
3834 hdev->reset_type == HNAE3_FUNC_RESET) {
3835 set_bit(HCLGE_VPORT_NEED_NOTIFY_RESET,
3836 &vport->need_notify);
3837 continue;
3838 }
3839
3840 /* Inform VF to process the reset.
3841 * hclge_inform_reset_assert_to_vf may fail if VF
3842 * driver is not loaded.
3843 */
3844 ret = hclge_inform_reset_assert_to_vf(vport);
3845 if (ret)
3846 dev_warn(&hdev->pdev->dev,
3847 "inform reset to vf(%u) failed %d!\n",
3848 vport->vport_id - HCLGE_VF_VPORT_START_NUM,
3849 ret);
3850 }
3851
3852 return 0;
3853 }
3854
hclge_mailbox_service_task(struct hclge_dev *hdev)3855 static void hclge_mailbox_service_task(struct hclge_dev *hdev)
3856 {
3857 if (!test_and_clear_bit(HCLGE_STATE_MBX_SERVICE_SCHED, &hdev->state) ||
3858 test_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state) ||
3859 test_and_set_bit(HCLGE_STATE_MBX_HANDLING, &hdev->state))
3860 return;
3861
3862 if (time_is_before_jiffies(hdev->last_mbx_scheduled +
3863 HCLGE_MBX_SCHED_TIMEOUT))
3864 dev_warn(&hdev->pdev->dev,
3865 "mbx service task is scheduled after %ums on cpu%u!\n",
3866 jiffies_to_msecs(jiffies - hdev->last_mbx_scheduled),
3867 smp_processor_id());
3868
3869 hclge_mbx_handler(hdev);
3870
3871 clear_bit(HCLGE_STATE_MBX_HANDLING, &hdev->state);
3872 }
3873
hclge_func_reset_sync_vf(struct hclge_dev *hdev)3874 static void hclge_func_reset_sync_vf(struct hclge_dev *hdev)
3875 {
3876 struct hclge_pf_rst_sync_cmd *req;
3877 struct hclge_desc desc;
3878 int cnt = 0;
3879 int ret;
3880
3881 req = (struct hclge_pf_rst_sync_cmd *)desc.data;
3882 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_VF_RST_RDY, true);
3883
3884 do {
3885 /* vf need to down netdev by mbx during PF or FLR reset */
3886 hclge_mailbox_service_task(hdev);
3887
3888 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
3889 /* for compatible with old firmware, wait
3890 * 100 ms for VF to stop IO
3891 */
3892 if (ret == -EOPNOTSUPP) {
3893 msleep(HCLGE_RESET_SYNC_TIME);
3894 return;
3895 } else if (ret) {
3896 dev_warn(&hdev->pdev->dev, "sync with VF fail %d!\n",
3897 ret);
3898 return;
3899 } else if (req->all_vf_ready) {
3900 return;
3901 }
3902 msleep(HCLGE_PF_RESET_SYNC_TIME);
3903 hclge_comm_cmd_reuse_desc(&desc, true);
3904 } while (cnt++ < HCLGE_PF_RESET_SYNC_CNT);
3905
3906 dev_warn(&hdev->pdev->dev, "sync with VF timeout!\n");
3907 }
3908
hclge_report_hw_error(struct hclge_dev *hdev, enum hnae3_hw_error_type type)3909 void hclge_report_hw_error(struct hclge_dev *hdev,
3910 enum hnae3_hw_error_type type)
3911 {
3912 struct hnae3_client *client = hdev->nic_client;
3913
3914 if (!client || !client->ops->process_hw_error ||
3915 !test_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state))
3916 return;
3917
3918 client->ops->process_hw_error(&hdev->vport[0].nic, type);
3919 }
3920
hclge_handle_imp_error(struct hclge_dev *hdev)3921 static void hclge_handle_imp_error(struct hclge_dev *hdev)
3922 {
3923 u32 reg_val;
3924
3925 reg_val = hclge_read_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG);
3926 if (reg_val & BIT(HCLGE_VECTOR0_IMP_RD_POISON_B)) {
3927 hclge_report_hw_error(hdev, HNAE3_IMP_RD_POISON_ERROR);
3928 reg_val &= ~BIT(HCLGE_VECTOR0_IMP_RD_POISON_B);
3929 hclge_write_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG, reg_val);
3930 }
3931
3932 if (reg_val & BIT(HCLGE_VECTOR0_IMP_CMDQ_ERR_B)) {
3933 hclge_report_hw_error(hdev, HNAE3_CMDQ_ECC_ERROR);
3934 reg_val &= ~BIT(HCLGE_VECTOR0_IMP_CMDQ_ERR_B);
3935 hclge_write_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG, reg_val);
3936 }
3937 }
3938
hclge_func_reset_cmd(struct hclge_dev *hdev, int func_id)3939 int hclge_func_reset_cmd(struct hclge_dev *hdev, int func_id)
3940 {
3941 struct hclge_desc desc;
3942 struct hclge_reset_cmd *req = (struct hclge_reset_cmd *)desc.data;
3943 int ret;
3944
3945 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_RST_TRIGGER, false);
3946 hnae3_set_bit(req->mac_func_reset, HCLGE_CFG_RESET_FUNC_B, 1);
3947 req->fun_reset_vfid = func_id;
3948
3949 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
3950 if (ret)
3951 dev_err(&hdev->pdev->dev,
3952 "send function reset cmd fail, status =%d\n", ret);
3953
3954 return ret;
3955 }
3956
hclge_do_reset(struct hclge_dev *hdev)3957 static void hclge_do_reset(struct hclge_dev *hdev)
3958 {
3959 struct hnae3_handle *handle = &hdev->vport[0].nic;
3960 struct pci_dev *pdev = hdev->pdev;
3961 u32 val;
3962
3963 if (hclge_get_hw_reset_stat(handle)) {
3964 dev_info(&pdev->dev, "hardware reset not finish\n");
3965 dev_info(&pdev->dev, "func_rst_reg:0x%x, global_rst_reg:0x%x\n",
3966 hclge_read_dev(&hdev->hw, HCLGE_FUN_RST_ING),
3967 hclge_read_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG));
3968 return;
3969 }
3970
3971 switch (hdev->reset_type) {
3972 case HNAE3_IMP_RESET:
3973 dev_info(&pdev->dev, "IMP reset requested\n");
3974 val = hclge_read_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG);
3975 hnae3_set_bit(val, HCLGE_TRIGGER_IMP_RESET_B, 1);
3976 hclge_write_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG, val);
3977 break;
3978 case HNAE3_GLOBAL_RESET:
3979 dev_info(&pdev->dev, "global reset requested\n");
3980 val = hclge_read_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG);
3981 hnae3_set_bit(val, HCLGE_GLOBAL_RESET_BIT, 1);
3982 hclge_write_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG, val);
3983 break;
3984 case HNAE3_FUNC_RESET:
3985 dev_info(&pdev->dev, "PF reset requested\n");
3986 /* schedule again to check later */
3987 set_bit(HNAE3_FUNC_RESET, &hdev->reset_pending);
3988 hclge_reset_task_schedule(hdev);
3989 break;
3990 default:
3991 dev_warn(&pdev->dev,
3992 "unsupported reset type: %d\n", hdev->reset_type);
3993 break;
3994 }
3995 }
3996
hclge_get_reset_level(struct hnae3_ae_dev *ae_dev, unsigned long *addr)3997 static enum hnae3_reset_type hclge_get_reset_level(struct hnae3_ae_dev *ae_dev,
3998 unsigned long *addr)
3999 {
4000 enum hnae3_reset_type rst_level = HNAE3_NONE_RESET;
4001 struct hclge_dev *hdev = ae_dev->priv;
4002
4003 /* return the highest priority reset level amongst all */
4004 if (test_bit(HNAE3_IMP_RESET, addr)) {
4005 rst_level = HNAE3_IMP_RESET;
4006 clear_bit(HNAE3_IMP_RESET, addr);
4007 clear_bit(HNAE3_GLOBAL_RESET, addr);
4008 clear_bit(HNAE3_FUNC_RESET, addr);
4009 } else if (test_bit(HNAE3_GLOBAL_RESET, addr)) {
4010 rst_level = HNAE3_GLOBAL_RESET;
4011 clear_bit(HNAE3_GLOBAL_RESET, addr);
4012 clear_bit(HNAE3_FUNC_RESET, addr);
4013 } else if (test_bit(HNAE3_FUNC_RESET, addr)) {
4014 rst_level = HNAE3_FUNC_RESET;
4015 clear_bit(HNAE3_FUNC_RESET, addr);
4016 } else if (test_bit(HNAE3_FLR_RESET, addr)) {
4017 rst_level = HNAE3_FLR_RESET;
4018 clear_bit(HNAE3_FLR_RESET, addr);
4019 }
4020
4021 if (hdev->reset_type != HNAE3_NONE_RESET &&
4022 rst_level < hdev->reset_type)
4023 return HNAE3_NONE_RESET;
4024
4025 return rst_level;
4026 }
4027
hclge_clear_reset_cause(struct hclge_dev *hdev)4028 static void hclge_clear_reset_cause(struct hclge_dev *hdev)
4029 {
4030 u32 clearval = 0;
4031
4032 switch (hdev->reset_type) {
4033 case HNAE3_IMP_RESET:
4034 clearval = BIT(HCLGE_VECTOR0_IMPRESET_INT_B);
4035 break;
4036 case HNAE3_GLOBAL_RESET:
4037 clearval = BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B);
4038 break;
4039 default:
4040 break;
4041 }
4042
4043 if (!clearval)
4044 return;
4045
4046 /* For revision 0x20, the reset interrupt source
4047 * can only be cleared after hardware reset done
4048 */
4049 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
4050 hclge_write_dev(&hdev->hw, HCLGE_MISC_RESET_STS_REG,
4051 clearval);
4052
4053 hclge_enable_vector(&hdev->misc_vector, true);
4054 }
4055
hclge_reset_handshake(struct hclge_dev *hdev, bool enable)4056 static void hclge_reset_handshake(struct hclge_dev *hdev, bool enable)
4057 {
4058 u32 reg_val;
4059
4060 reg_val = hclge_read_dev(&hdev->hw, HCLGE_COMM_NIC_CSQ_DEPTH_REG);
4061 if (enable)
4062 reg_val |= HCLGE_COMM_NIC_SW_RST_RDY;
4063 else
4064 reg_val &= ~HCLGE_COMM_NIC_SW_RST_RDY;
4065
4066 hclge_write_dev(&hdev->hw, HCLGE_COMM_NIC_CSQ_DEPTH_REG, reg_val);
4067 }
4068
hclge_func_reset_notify_vf(struct hclge_dev *hdev)4069 static int hclge_func_reset_notify_vf(struct hclge_dev *hdev)
4070 {
4071 int ret;
4072
4073 ret = hclge_set_all_vf_rst(hdev, true);
4074 if (ret)
4075 return ret;
4076
4077 hclge_func_reset_sync_vf(hdev);
4078
4079 return 0;
4080 }
4081
hclge_reset_prepare_wait(struct hclge_dev *hdev)4082 static int hclge_reset_prepare_wait(struct hclge_dev *hdev)
4083 {
4084 u32 reg_val;
4085 int ret = 0;
4086
4087 switch (hdev->reset_type) {
4088 case HNAE3_FUNC_RESET:
4089 ret = hclge_func_reset_notify_vf(hdev);
4090 if (ret)
4091 return ret;
4092
4093 ret = hclge_func_reset_cmd(hdev, 0);
4094 if (ret) {
4095 dev_err(&hdev->pdev->dev,
4096 "asserting function reset fail %d!\n", ret);
4097 return ret;
4098 }
4099
4100 /* After performaning pf reset, it is not necessary to do the
4101 * mailbox handling or send any command to firmware, because
4102 * any mailbox handling or command to firmware is only valid
4103 * after hclge_comm_cmd_init is called.
4104 */
4105 set_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state);
4106 hdev->rst_stats.pf_rst_cnt++;
4107 break;
4108 case HNAE3_FLR_RESET:
4109 ret = hclge_func_reset_notify_vf(hdev);
4110 if (ret)
4111 return ret;
4112 break;
4113 case HNAE3_IMP_RESET:
4114 hclge_handle_imp_error(hdev);
4115 reg_val = hclge_read_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG);
4116 hclge_write_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG,
4117 BIT(HCLGE_VECTOR0_IMP_RESET_INT_B) | reg_val);
4118 break;
4119 default:
4120 break;
4121 }
4122
4123 /* inform hardware that preparatory work is done */
4124 msleep(HCLGE_RESET_SYNC_TIME);
4125 hclge_reset_handshake(hdev, true);
4126 dev_info(&hdev->pdev->dev, "prepare wait ok\n");
4127
4128 return ret;
4129 }
4130
hclge_show_rst_info(struct hclge_dev *hdev)4131 static void hclge_show_rst_info(struct hclge_dev *hdev)
4132 {
4133 char *buf;
4134
4135 buf = kzalloc(HCLGE_DBG_RESET_INFO_LEN, GFP_KERNEL);
4136 if (!buf)
4137 return;
4138
4139 hclge_dbg_dump_rst_info(hdev, buf, HCLGE_DBG_RESET_INFO_LEN);
4140
4141 dev_info(&hdev->pdev->dev, "dump reset info:\n%s", buf);
4142
4143 kfree(buf);
4144 }
4145
hclge_reset_err_handle(struct hclge_dev *hdev)4146 static bool hclge_reset_err_handle(struct hclge_dev *hdev)
4147 {
4148 #define MAX_RESET_FAIL_CNT 5
4149
4150 if (hdev->reset_pending) {
4151 dev_info(&hdev->pdev->dev, "Reset pending %lu\n",
4152 hdev->reset_pending);
4153 return true;
4154 } else if (hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_INT_STS) &
4155 HCLGE_RESET_INT_M) {
4156 dev_info(&hdev->pdev->dev,
4157 "reset failed because new reset interrupt\n");
4158 hclge_clear_reset_cause(hdev);
4159 return false;
4160 } else if (hdev->rst_stats.reset_fail_cnt < MAX_RESET_FAIL_CNT) {
4161 hdev->rst_stats.reset_fail_cnt++;
4162 set_bit(hdev->reset_type, &hdev->reset_pending);
4163 dev_info(&hdev->pdev->dev,
4164 "re-schedule reset task(%u)\n",
4165 hdev->rst_stats.reset_fail_cnt);
4166 return true;
4167 }
4168
4169 hclge_clear_reset_cause(hdev);
4170
4171 /* recover the handshake status when reset fail */
4172 hclge_reset_handshake(hdev, true);
4173
4174 dev_err(&hdev->pdev->dev, "Reset fail!\n");
4175
4176 hclge_show_rst_info(hdev);
4177
4178 set_bit(HCLGE_STATE_RST_FAIL, &hdev->state);
4179
4180 return false;
4181 }
4182
hclge_update_reset_level(struct hclge_dev *hdev)4183 static void hclge_update_reset_level(struct hclge_dev *hdev)
4184 {
4185 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
4186 enum hnae3_reset_type reset_level;
4187
4188 /* reset request will not be set during reset, so clear
4189 * pending reset request to avoid unnecessary reset
4190 * caused by the same reason.
4191 */
4192 hclge_get_reset_level(ae_dev, &hdev->reset_request);
4193
4194 /* if default_reset_request has a higher level reset request,
4195 * it should be handled as soon as possible. since some errors
4196 * need this kind of reset to fix.
4197 */
4198 reset_level = hclge_get_reset_level(ae_dev,
4199 &hdev->default_reset_request);
4200 if (reset_level != HNAE3_NONE_RESET)
4201 set_bit(reset_level, &hdev->reset_request);
4202 }
4203
hclge_set_rst_done(struct hclge_dev *hdev)4204 static int hclge_set_rst_done(struct hclge_dev *hdev)
4205 {
4206 struct hclge_pf_rst_done_cmd *req;
4207 struct hclge_desc desc;
4208 int ret;
4209
4210 req = (struct hclge_pf_rst_done_cmd *)desc.data;
4211 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PF_RST_DONE, false);
4212 req->pf_rst_done |= HCLGE_PF_RESET_DONE_BIT;
4213
4214 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
4215 /* To be compatible with the old firmware, which does not support
4216 * command HCLGE_OPC_PF_RST_DONE, just print a warning and
4217 * return success
4218 */
4219 if (ret == -EOPNOTSUPP) {
4220 dev_warn(&hdev->pdev->dev,
4221 "current firmware does not support command(0x%x)!\n",
4222 HCLGE_OPC_PF_RST_DONE);
4223 return 0;
4224 } else if (ret) {
4225 dev_err(&hdev->pdev->dev, "assert PF reset done fail %d!\n",
4226 ret);
4227 }
4228
4229 return ret;
4230 }
4231
hclge_reset_prepare_up(struct hclge_dev *hdev)4232 static int hclge_reset_prepare_up(struct hclge_dev *hdev)
4233 {
4234 int ret = 0;
4235
4236 switch (hdev->reset_type) {
4237 case HNAE3_FUNC_RESET:
4238 case HNAE3_FLR_RESET:
4239 ret = hclge_set_all_vf_rst(hdev, false);
4240 break;
4241 case HNAE3_GLOBAL_RESET:
4242 case HNAE3_IMP_RESET:
4243 ret = hclge_set_rst_done(hdev);
4244 break;
4245 default:
4246 break;
4247 }
4248
4249 /* clear up the handshake status after re-initialize done */
4250 hclge_reset_handshake(hdev, false);
4251
4252 return ret;
4253 }
4254
hclge_reset_stack(struct hclge_dev *hdev)4255 static int hclge_reset_stack(struct hclge_dev *hdev)
4256 {
4257 int ret;
4258
4259 ret = hclge_notify_client(hdev, HNAE3_UNINIT_CLIENT);
4260 if (ret)
4261 return ret;
4262
4263 ret = hclge_reset_ae_dev(hdev->ae_dev);
4264 if (ret)
4265 return ret;
4266
4267 return hclge_notify_client(hdev, HNAE3_INIT_CLIENT);
4268 }
4269
hclge_reset_prepare(struct hclge_dev *hdev)4270 static int hclge_reset_prepare(struct hclge_dev *hdev)
4271 {
4272 int ret;
4273
4274 hdev->rst_stats.reset_cnt++;
4275 /* perform reset of the stack & ae device for a client */
4276 ret = hclge_notify_roce_client(hdev, HNAE3_DOWN_CLIENT);
4277 if (ret)
4278 return ret;
4279
4280 rtnl_lock();
4281 ret = hclge_notify_client(hdev, HNAE3_DOWN_CLIENT);
4282 rtnl_unlock();
4283 if (ret)
4284 return ret;
4285
4286 return hclge_reset_prepare_wait(hdev);
4287 }
4288
hclge_reset_rebuild(struct hclge_dev *hdev)4289 static int hclge_reset_rebuild(struct hclge_dev *hdev)
4290 {
4291 int ret;
4292
4293 hdev->rst_stats.hw_reset_done_cnt++;
4294
4295 ret = hclge_notify_roce_client(hdev, HNAE3_UNINIT_CLIENT);
4296 if (ret)
4297 return ret;
4298
4299 rtnl_lock();
4300 ret = hclge_reset_stack(hdev);
4301 rtnl_unlock();
4302 if (ret)
4303 return ret;
4304
4305 hclge_clear_reset_cause(hdev);
4306
4307 ret = hclge_notify_roce_client(hdev, HNAE3_INIT_CLIENT);
4308 /* ignore RoCE notify error if it fails HCLGE_RESET_MAX_FAIL_CNT - 1
4309 * times
4310 */
4311 if (ret &&
4312 hdev->rst_stats.reset_fail_cnt < HCLGE_RESET_MAX_FAIL_CNT - 1)
4313 return ret;
4314
4315 ret = hclge_reset_prepare_up(hdev);
4316 if (ret)
4317 return ret;
4318
4319 rtnl_lock();
4320 ret = hclge_notify_client(hdev, HNAE3_UP_CLIENT);
4321 rtnl_unlock();
4322 if (ret)
4323 return ret;
4324
4325 ret = hclge_notify_roce_client(hdev, HNAE3_UP_CLIENT);
4326 if (ret)
4327 return ret;
4328
4329 hdev->last_reset_time = jiffies;
4330 hdev->rst_stats.reset_fail_cnt = 0;
4331 hdev->rst_stats.reset_done_cnt++;
4332 clear_bit(HCLGE_STATE_RST_FAIL, &hdev->state);
4333
4334 hclge_update_reset_level(hdev);
4335
4336 return 0;
4337 }
4338
hclge_reset(struct hclge_dev *hdev)4339 static void hclge_reset(struct hclge_dev *hdev)
4340 {
4341 if (hclge_reset_prepare(hdev))
4342 goto err_reset;
4343
4344 if (hclge_reset_wait(hdev))
4345 goto err_reset;
4346
4347 if (hclge_reset_rebuild(hdev))
4348 goto err_reset;
4349
4350 return;
4351
4352 err_reset:
4353 if (hclge_reset_err_handle(hdev))
4354 hclge_reset_task_schedule(hdev);
4355 }
4356
hclge_reset_event(struct pci_dev *pdev, struct hnae3_handle *handle)4357 static void hclge_reset_event(struct pci_dev *pdev, struct hnae3_handle *handle)
4358 {
4359 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(pdev);
4360 struct hclge_dev *hdev = ae_dev->priv;
4361
4362 /* We might end up getting called broadly because of 2 below cases:
4363 * 1. Recoverable error was conveyed through APEI and only way to bring
4364 * normalcy is to reset.
4365 * 2. A new reset request from the stack due to timeout
4366 *
4367 * check if this is a new reset request and we are not here just because
4368 * last reset attempt did not succeed and watchdog hit us again. We will
4369 * know this if last reset request did not occur very recently (watchdog
4370 * timer = 5*HZ, let us check after sufficiently large time, say 4*5*Hz)
4371 * In case of new request we reset the "reset level" to PF reset.
4372 * And if it is a repeat reset request of the most recent one then we
4373 * want to make sure we throttle the reset request. Therefore, we will
4374 * not allow it again before 3*HZ times.
4375 */
4376
4377 if (time_before(jiffies, (hdev->last_reset_time +
4378 HCLGE_RESET_INTERVAL))) {
4379 mod_timer(&hdev->reset_timer, jiffies + HCLGE_RESET_INTERVAL);
4380 return;
4381 }
4382
4383 if (hdev->default_reset_request) {
4384 hdev->reset_level =
4385 hclge_get_reset_level(ae_dev,
4386 &hdev->default_reset_request);
4387 } else if (time_after(jiffies, (hdev->last_reset_time + 4 * 5 * HZ))) {
4388 hdev->reset_level = HNAE3_FUNC_RESET;
4389 }
4390
4391 dev_info(&hdev->pdev->dev, "received reset event, reset type is %d\n",
4392 hdev->reset_level);
4393
4394 /* request reset & schedule reset task */
4395 set_bit(hdev->reset_level, &hdev->reset_request);
4396 hclge_reset_task_schedule(hdev);
4397
4398 if (hdev->reset_level < HNAE3_GLOBAL_RESET)
4399 hdev->reset_level++;
4400 }
4401
hclge_set_def_reset_request(struct hnae3_ae_dev *ae_dev, enum hnae3_reset_type rst_type)4402 static void hclge_set_def_reset_request(struct hnae3_ae_dev *ae_dev,
4403 enum hnae3_reset_type rst_type)
4404 {
4405 struct hclge_dev *hdev = ae_dev->priv;
4406
4407 set_bit(rst_type, &hdev->default_reset_request);
4408 }
4409
hclge_reset_timer(struct timer_list *t)4410 static void hclge_reset_timer(struct timer_list *t)
4411 {
4412 struct hclge_dev *hdev = from_timer(hdev, t, reset_timer);
4413
4414 /* if default_reset_request has no value, it means that this reset
4415 * request has already be handled, so just return here
4416 */
4417 if (!hdev->default_reset_request)
4418 return;
4419
4420 dev_info(&hdev->pdev->dev,
4421 "triggering reset in reset timer\n");
4422 hclge_reset_event(hdev->pdev, NULL);
4423 }
4424
hclge_reset_subtask(struct hclge_dev *hdev)4425 static void hclge_reset_subtask(struct hclge_dev *hdev)
4426 {
4427 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
4428
4429 /* check if there is any ongoing reset in the hardware. This status can
4430 * be checked from reset_pending. If there is then, we need to wait for
4431 * hardware to complete reset.
4432 * a. If we are able to figure out in reasonable time that hardware
4433 * has fully resetted then, we can proceed with driver, client
4434 * reset.
4435 * b. else, we can come back later to check this status so re-sched
4436 * now.
4437 */
4438 hdev->last_reset_time = jiffies;
4439 hdev->reset_type = hclge_get_reset_level(ae_dev, &hdev->reset_pending);
4440 if (hdev->reset_type != HNAE3_NONE_RESET)
4441 hclge_reset(hdev);
4442
4443 /* check if we got any *new* reset requests to be honored */
4444 hdev->reset_type = hclge_get_reset_level(ae_dev, &hdev->reset_request);
4445 if (hdev->reset_type != HNAE3_NONE_RESET)
4446 hclge_do_reset(hdev);
4447
4448 hdev->reset_type = HNAE3_NONE_RESET;
4449 }
4450
hclge_handle_err_reset_request(struct hclge_dev *hdev)4451 static void hclge_handle_err_reset_request(struct hclge_dev *hdev)
4452 {
4453 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
4454 enum hnae3_reset_type reset_type;
4455
4456 if (ae_dev->hw_err_reset_req) {
4457 reset_type = hclge_get_reset_level(ae_dev,
4458 &ae_dev->hw_err_reset_req);
4459 hclge_set_def_reset_request(ae_dev, reset_type);
4460 }
4461
4462 if (hdev->default_reset_request && ae_dev->ops->reset_event)
4463 ae_dev->ops->reset_event(hdev->pdev, NULL);
4464
4465 /* enable interrupt after error handling complete */
4466 hclge_enable_vector(&hdev->misc_vector, true);
4467 }
4468
hclge_handle_err_recovery(struct hclge_dev *hdev)4469 static void hclge_handle_err_recovery(struct hclge_dev *hdev)
4470 {
4471 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
4472
4473 ae_dev->hw_err_reset_req = 0;
4474
4475 if (hclge_find_error_source(hdev)) {
4476 hclge_handle_error_info_log(ae_dev);
4477 hclge_handle_mac_tnl(hdev);
4478 }
4479
4480 hclge_handle_err_reset_request(hdev);
4481 }
4482
hclge_misc_err_recovery(struct hclge_dev *hdev)4483 static void hclge_misc_err_recovery(struct hclge_dev *hdev)
4484 {
4485 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
4486 struct device *dev = &hdev->pdev->dev;
4487 u32 msix_sts_reg;
4488
4489 msix_sts_reg = hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_INT_STS);
4490 if (msix_sts_reg & HCLGE_VECTOR0_REG_MSIX_MASK) {
4491 if (hclge_handle_hw_msix_error
4492 (hdev, &hdev->default_reset_request))
4493 dev_info(dev, "received msix interrupt 0x%x\n",
4494 msix_sts_reg);
4495 }
4496
4497 hclge_handle_hw_ras_error(ae_dev);
4498
4499 hclge_handle_err_reset_request(hdev);
4500 }
4501
hclge_errhand_service_task(struct hclge_dev *hdev)4502 static void hclge_errhand_service_task(struct hclge_dev *hdev)
4503 {
4504 if (!test_and_clear_bit(HCLGE_STATE_ERR_SERVICE_SCHED, &hdev->state))
4505 return;
4506
4507 if (hnae3_dev_ras_imp_supported(hdev))
4508 hclge_handle_err_recovery(hdev);
4509 else
4510 hclge_misc_err_recovery(hdev);
4511 }
4512
hclge_reset_service_task(struct hclge_dev *hdev)4513 static void hclge_reset_service_task(struct hclge_dev *hdev)
4514 {
4515 if (!test_and_clear_bit(HCLGE_STATE_RST_SERVICE_SCHED, &hdev->state))
4516 return;
4517
4518 if (time_is_before_jiffies(hdev->last_rst_scheduled +
4519 HCLGE_RESET_SCHED_TIMEOUT))
4520 dev_warn(&hdev->pdev->dev,
4521 "reset service task is scheduled after %ums on cpu%u!\n",
4522 jiffies_to_msecs(jiffies - hdev->last_rst_scheduled),
4523 smp_processor_id());
4524
4525 down(&hdev->reset_sem);
4526 set_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
4527
4528 hclge_reset_subtask(hdev);
4529
4530 clear_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
4531 up(&hdev->reset_sem);
4532 }
4533
hclge_update_vport_alive(struct hclge_dev *hdev)4534 static void hclge_update_vport_alive(struct hclge_dev *hdev)
4535 {
4536 #define HCLGE_ALIVE_SECONDS_NORMAL 8
4537
4538 unsigned long alive_time = HCLGE_ALIVE_SECONDS_NORMAL * HZ;
4539 int i;
4540
4541 /* start from vport 1 for PF is always alive */
4542 for (i = 1; i < hdev->num_alloc_vport; i++) {
4543 struct hclge_vport *vport = &hdev->vport[i];
4544
4545 if (!test_bit(HCLGE_VPORT_STATE_INITED, &vport->state) ||
4546 !test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state))
4547 continue;
4548 if (time_after(jiffies, vport->last_active_jiffies +
4549 alive_time)) {
4550 clear_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state);
4551 dev_warn(&hdev->pdev->dev,
4552 "VF %u heartbeat timeout\n",
4553 i - HCLGE_VF_VPORT_START_NUM);
4554 }
4555 }
4556 }
4557
hclge_periodic_service_task(struct hclge_dev *hdev)4558 static void hclge_periodic_service_task(struct hclge_dev *hdev)
4559 {
4560 unsigned long delta = round_jiffies_relative(HZ);
4561
4562 if (test_bit(HCLGE_STATE_RST_FAIL, &hdev->state))
4563 return;
4564
4565 /* Always handle the link updating to make sure link state is
4566 * updated when it is triggered by mbx.
4567 */
4568 hclge_update_link_status(hdev);
4569 hclge_sync_mac_table(hdev);
4570 hclge_sync_promisc_mode(hdev);
4571 hclge_sync_fd_table(hdev);
4572
4573 if (time_is_after_jiffies(hdev->last_serv_processed + HZ)) {
4574 delta = jiffies - hdev->last_serv_processed;
4575
4576 if (delta < round_jiffies_relative(HZ)) {
4577 delta = round_jiffies_relative(HZ) - delta;
4578 goto out;
4579 }
4580 }
4581
4582 hdev->serv_processed_cnt++;
4583 hclge_update_vport_alive(hdev);
4584
4585 if (test_bit(HCLGE_STATE_DOWN, &hdev->state)) {
4586 hdev->last_serv_processed = jiffies;
4587 goto out;
4588 }
4589
4590 if (!(hdev->serv_processed_cnt % HCLGE_STATS_TIMER_INTERVAL))
4591 hclge_update_stats_for_all(hdev);
4592
4593 hclge_update_port_info(hdev);
4594 hclge_sync_vlan_filter(hdev);
4595
4596 if (!(hdev->serv_processed_cnt % HCLGE_ARFS_EXPIRE_INTERVAL))
4597 hclge_rfs_filter_expire(hdev);
4598
4599 hdev->last_serv_processed = jiffies;
4600
4601 out:
4602 hclge_task_schedule(hdev, delta);
4603 }
4604
hclge_ptp_service_task(struct hclge_dev *hdev)4605 static void hclge_ptp_service_task(struct hclge_dev *hdev)
4606 {
4607 unsigned long flags;
4608
4609 if (!test_bit(HCLGE_STATE_PTP_EN, &hdev->state) ||
4610 !test_bit(HCLGE_STATE_PTP_TX_HANDLING, &hdev->state) ||
4611 !time_is_before_jiffies(hdev->ptp->tx_start + HZ))
4612 return;
4613
4614 /* to prevent concurrence with the irq handler */
4615 spin_lock_irqsave(&hdev->ptp->lock, flags);
4616
4617 /* check HCLGE_STATE_PTP_TX_HANDLING here again, since the irq
4618 * handler may handle it just before spin_lock_irqsave().
4619 */
4620 if (test_bit(HCLGE_STATE_PTP_TX_HANDLING, &hdev->state))
4621 hclge_ptp_clean_tx_hwts(hdev);
4622
4623 spin_unlock_irqrestore(&hdev->ptp->lock, flags);
4624 }
4625
hclge_service_task(struct work_struct *work)4626 static void hclge_service_task(struct work_struct *work)
4627 {
4628 struct hclge_dev *hdev =
4629 container_of(work, struct hclge_dev, service_task.work);
4630
4631 hclge_errhand_service_task(hdev);
4632 hclge_reset_service_task(hdev);
4633 hclge_ptp_service_task(hdev);
4634 hclge_mailbox_service_task(hdev);
4635 hclge_periodic_service_task(hdev);
4636
4637 /* Handle error recovery, reset and mbx again in case periodical task
4638 * delays the handling by calling hclge_task_schedule() in
4639 * hclge_periodic_service_task().
4640 */
4641 hclge_errhand_service_task(hdev);
4642 hclge_reset_service_task(hdev);
4643 hclge_mailbox_service_task(hdev);
4644 }
4645
hclge_get_vport(struct hnae3_handle *handle)4646 struct hclge_vport *hclge_get_vport(struct hnae3_handle *handle)
4647 {
4648 /* VF handle has no client */
4649 if (!handle->client)
4650 return container_of(handle, struct hclge_vport, nic);
4651 else if (handle->client->type == HNAE3_CLIENT_ROCE)
4652 return container_of(handle, struct hclge_vport, roce);
4653 else
4654 return container_of(handle, struct hclge_vport, nic);
4655 }
4656
hclge_get_vector_info(struct hclge_dev *hdev, u16 idx, struct hnae3_vector_info *vector_info)4657 static void hclge_get_vector_info(struct hclge_dev *hdev, u16 idx,
4658 struct hnae3_vector_info *vector_info)
4659 {
4660 #define HCLGE_PF_MAX_VECTOR_NUM_DEV_V2 64
4661
4662 vector_info->vector = pci_irq_vector(hdev->pdev, idx);
4663
4664 /* need an extend offset to config vector >= 64 */
4665 if (idx - 1 < HCLGE_PF_MAX_VECTOR_NUM_DEV_V2)
4666 vector_info->io_addr = hdev->hw.hw.io_base +
4667 HCLGE_VECTOR_REG_BASE +
4668 (idx - 1) * HCLGE_VECTOR_REG_OFFSET;
4669 else
4670 vector_info->io_addr = hdev->hw.hw.io_base +
4671 HCLGE_VECTOR_EXT_REG_BASE +
4672 (idx - 1) / HCLGE_PF_MAX_VECTOR_NUM_DEV_V2 *
4673 HCLGE_VECTOR_REG_OFFSET_H +
4674 (idx - 1) % HCLGE_PF_MAX_VECTOR_NUM_DEV_V2 *
4675 HCLGE_VECTOR_REG_OFFSET;
4676
4677 hdev->vector_status[idx] = hdev->vport[0].vport_id;
4678 hdev->vector_irq[idx] = vector_info->vector;
4679 }
4680
hclge_get_vector(struct hnae3_handle *handle, u16 vector_num, struct hnae3_vector_info *vector_info)4681 static int hclge_get_vector(struct hnae3_handle *handle, u16 vector_num,
4682 struct hnae3_vector_info *vector_info)
4683 {
4684 struct hclge_vport *vport = hclge_get_vport(handle);
4685 struct hnae3_vector_info *vector = vector_info;
4686 struct hclge_dev *hdev = vport->back;
4687 int alloc = 0;
4688 u16 i = 0;
4689 u16 j;
4690
4691 vector_num = min_t(u16, hdev->num_nic_msi - 1, vector_num);
4692 vector_num = min(hdev->num_msi_left, vector_num);
4693
4694 for (j = 0; j < vector_num; j++) {
4695 while (++i < hdev->num_nic_msi) {
4696 if (hdev->vector_status[i] == HCLGE_INVALID_VPORT) {
4697 hclge_get_vector_info(hdev, i, vector);
4698 vector++;
4699 alloc++;
4700
4701 break;
4702 }
4703 }
4704 }
4705 hdev->num_msi_left -= alloc;
4706 hdev->num_msi_used += alloc;
4707
4708 return alloc;
4709 }
4710
hclge_get_vector_index(struct hclge_dev *hdev, int vector)4711 static int hclge_get_vector_index(struct hclge_dev *hdev, int vector)
4712 {
4713 int i;
4714
4715 for (i = 0; i < hdev->num_msi; i++)
4716 if (vector == hdev->vector_irq[i])
4717 return i;
4718
4719 return -EINVAL;
4720 }
4721
hclge_put_vector(struct hnae3_handle *handle, int vector)4722 static int hclge_put_vector(struct hnae3_handle *handle, int vector)
4723 {
4724 struct hclge_vport *vport = hclge_get_vport(handle);
4725 struct hclge_dev *hdev = vport->back;
4726 int vector_id;
4727
4728 vector_id = hclge_get_vector_index(hdev, vector);
4729 if (vector_id < 0) {
4730 dev_err(&hdev->pdev->dev,
4731 "Get vector index fail. vector = %d\n", vector);
4732 return vector_id;
4733 }
4734
4735 hclge_free_vector(hdev, vector_id);
4736
4737 return 0;
4738 }
4739
hclge_get_rss(struct hnae3_handle *handle, u32 *indir, u8 *key, u8 *hfunc)4740 static int hclge_get_rss(struct hnae3_handle *handle, u32 *indir,
4741 u8 *key, u8 *hfunc)
4742 {
4743 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
4744 struct hclge_vport *vport = hclge_get_vport(handle);
4745 struct hclge_comm_rss_cfg *rss_cfg = &vport->back->rss_cfg;
4746
4747 hclge_comm_get_rss_hash_info(rss_cfg, key, hfunc);
4748
4749 hclge_comm_get_rss_indir_tbl(rss_cfg, indir,
4750 ae_dev->dev_specs.rss_ind_tbl_size);
4751
4752 return 0;
4753 }
4754
hclge_set_rss(struct hnae3_handle *handle, const u32 *indir, const u8 *key, const u8 hfunc)4755 static int hclge_set_rss(struct hnae3_handle *handle, const u32 *indir,
4756 const u8 *key, const u8 hfunc)
4757 {
4758 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
4759 struct hclge_vport *vport = hclge_get_vport(handle);
4760 struct hclge_dev *hdev = vport->back;
4761 struct hclge_comm_rss_cfg *rss_cfg = &hdev->rss_cfg;
4762 int ret, i;
4763
4764 ret = hclge_comm_set_rss_hash_key(rss_cfg, &hdev->hw.hw, key, hfunc);
4765 if (ret) {
4766 dev_err(&hdev->pdev->dev, "invalid hfunc type %u\n", hfunc);
4767 return ret;
4768 }
4769
4770 /* Update the shadow RSS table with user specified qids */
4771 for (i = 0; i < ae_dev->dev_specs.rss_ind_tbl_size; i++)
4772 rss_cfg->rss_indirection_tbl[i] = indir[i];
4773
4774 /* Update the hardware */
4775 return hclge_comm_set_rss_indir_table(ae_dev, &hdev->hw.hw,
4776 rss_cfg->rss_indirection_tbl);
4777 }
4778
hclge_set_rss_tuple(struct hnae3_handle *handle, struct ethtool_rxnfc *nfc)4779 static int hclge_set_rss_tuple(struct hnae3_handle *handle,
4780 struct ethtool_rxnfc *nfc)
4781 {
4782 struct hclge_vport *vport = hclge_get_vport(handle);
4783 struct hclge_dev *hdev = vport->back;
4784 int ret;
4785
4786 ret = hclge_comm_set_rss_tuple(hdev->ae_dev, &hdev->hw.hw,
4787 &hdev->rss_cfg, nfc);
4788 if (ret) {
4789 dev_err(&hdev->pdev->dev,
4790 "failed to set rss tuple, ret = %d.\n", ret);
4791 return ret;
4792 }
4793
4794 return 0;
4795 }
4796
hclge_get_rss_tuple(struct hnae3_handle *handle, struct ethtool_rxnfc *nfc)4797 static int hclge_get_rss_tuple(struct hnae3_handle *handle,
4798 struct ethtool_rxnfc *nfc)
4799 {
4800 struct hclge_vport *vport = hclge_get_vport(handle);
4801 u8 tuple_sets;
4802 int ret;
4803
4804 nfc->data = 0;
4805
4806 ret = hclge_comm_get_rss_tuple(&vport->back->rss_cfg, nfc->flow_type,
4807 &tuple_sets);
4808 if (ret || !tuple_sets)
4809 return ret;
4810
4811 nfc->data = hclge_comm_convert_rss_tuple(tuple_sets);
4812
4813 return 0;
4814 }
4815
hclge_get_tc_size(struct hnae3_handle *handle)4816 static int hclge_get_tc_size(struct hnae3_handle *handle)
4817 {
4818 struct hclge_vport *vport = hclge_get_vport(handle);
4819 struct hclge_dev *hdev = vport->back;
4820
4821 return hdev->pf_rss_size_max;
4822 }
4823
hclge_init_rss_tc_mode(struct hclge_dev *hdev)4824 static int hclge_init_rss_tc_mode(struct hclge_dev *hdev)
4825 {
4826 struct hnae3_ae_dev *ae_dev = hdev->ae_dev;
4827 struct hclge_vport *vport = hdev->vport;
4828 u16 tc_offset[HCLGE_MAX_TC_NUM] = {0};
4829 u16 tc_valid[HCLGE_MAX_TC_NUM] = {0};
4830 u16 tc_size[HCLGE_MAX_TC_NUM] = {0};
4831 struct hnae3_tc_info *tc_info;
4832 u16 roundup_size;
4833 u16 rss_size;
4834 int i;
4835
4836 tc_info = &vport->nic.kinfo.tc_info;
4837 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
4838 rss_size = tc_info->tqp_count[i];
4839 tc_valid[i] = 0;
4840
4841 if (!(hdev->hw_tc_map & BIT(i)))
4842 continue;
4843
4844 /* tc_size set to hardware is the log2 of roundup power of two
4845 * of rss_size, the acutal queue size is limited by indirection
4846 * table.
4847 */
4848 if (rss_size > ae_dev->dev_specs.rss_ind_tbl_size ||
4849 rss_size == 0) {
4850 dev_err(&hdev->pdev->dev,
4851 "Configure rss tc size failed, invalid TC_SIZE = %u\n",
4852 rss_size);
4853 return -EINVAL;
4854 }
4855
4856 roundup_size = roundup_pow_of_two(rss_size);
4857 roundup_size = ilog2(roundup_size);
4858
4859 tc_valid[i] = 1;
4860 tc_size[i] = roundup_size;
4861 tc_offset[i] = tc_info->tqp_offset[i];
4862 }
4863
4864 return hclge_comm_set_rss_tc_mode(&hdev->hw.hw, tc_offset, tc_valid,
4865 tc_size);
4866 }
4867
hclge_rss_init_hw(struct hclge_dev *hdev)4868 int hclge_rss_init_hw(struct hclge_dev *hdev)
4869 {
4870 u16 *rss_indir = hdev->rss_cfg.rss_indirection_tbl;
4871 u8 *key = hdev->rss_cfg.rss_hash_key;
4872 u8 hfunc = hdev->rss_cfg.rss_algo;
4873 int ret;
4874
4875 ret = hclge_comm_set_rss_indir_table(hdev->ae_dev, &hdev->hw.hw,
4876 rss_indir);
4877 if (ret)
4878 return ret;
4879
4880 ret = hclge_comm_set_rss_algo_key(&hdev->hw.hw, hfunc, key);
4881 if (ret)
4882 return ret;
4883
4884 ret = hclge_comm_set_rss_input_tuple(&hdev->hw.hw, &hdev->rss_cfg);
4885 if (ret)
4886 return ret;
4887
4888 return hclge_init_rss_tc_mode(hdev);
4889 }
4890
hclge_bind_ring_with_vector(struct hclge_vport *vport, int vector_id, bool en, struct hnae3_ring_chain_node *ring_chain)4891 int hclge_bind_ring_with_vector(struct hclge_vport *vport,
4892 int vector_id, bool en,
4893 struct hnae3_ring_chain_node *ring_chain)
4894 {
4895 struct hclge_dev *hdev = vport->back;
4896 struct hnae3_ring_chain_node *node;
4897 struct hclge_desc desc;
4898 struct hclge_ctrl_vector_chain_cmd *req =
4899 (struct hclge_ctrl_vector_chain_cmd *)desc.data;
4900 enum hclge_comm_cmd_status status;
4901 enum hclge_opcode_type op;
4902 u16 tqp_type_and_id;
4903 int i;
4904
4905 op = en ? HCLGE_OPC_ADD_RING_TO_VECTOR : HCLGE_OPC_DEL_RING_TO_VECTOR;
4906 hclge_cmd_setup_basic_desc(&desc, op, false);
4907 req->int_vector_id_l = hnae3_get_field(vector_id,
4908 HCLGE_VECTOR_ID_L_M,
4909 HCLGE_VECTOR_ID_L_S);
4910 req->int_vector_id_h = hnae3_get_field(vector_id,
4911 HCLGE_VECTOR_ID_H_M,
4912 HCLGE_VECTOR_ID_H_S);
4913
4914 i = 0;
4915 for (node = ring_chain; node; node = node->next) {
4916 tqp_type_and_id = le16_to_cpu(req->tqp_type_and_id[i]);
4917 hnae3_set_field(tqp_type_and_id, HCLGE_INT_TYPE_M,
4918 HCLGE_INT_TYPE_S,
4919 hnae3_get_bit(node->flag, HNAE3_RING_TYPE_B));
4920 hnae3_set_field(tqp_type_and_id, HCLGE_TQP_ID_M,
4921 HCLGE_TQP_ID_S, node->tqp_index);
4922 hnae3_set_field(tqp_type_and_id, HCLGE_INT_GL_IDX_M,
4923 HCLGE_INT_GL_IDX_S,
4924 hnae3_get_field(node->int_gl_idx,
4925 HNAE3_RING_GL_IDX_M,
4926 HNAE3_RING_GL_IDX_S));
4927 req->tqp_type_and_id[i] = cpu_to_le16(tqp_type_and_id);
4928 if (++i >= HCLGE_VECTOR_ELEMENTS_PER_CMD) {
4929 req->int_cause_num = HCLGE_VECTOR_ELEMENTS_PER_CMD;
4930 req->vfid = vport->vport_id;
4931
4932 status = hclge_cmd_send(&hdev->hw, &desc, 1);
4933 if (status) {
4934 dev_err(&hdev->pdev->dev,
4935 "Map TQP fail, status is %d.\n",
4936 status);
4937 return -EIO;
4938 }
4939 i = 0;
4940
4941 hclge_cmd_setup_basic_desc(&desc,
4942 op,
4943 false);
4944 req->int_vector_id_l =
4945 hnae3_get_field(vector_id,
4946 HCLGE_VECTOR_ID_L_M,
4947 HCLGE_VECTOR_ID_L_S);
4948 req->int_vector_id_h =
4949 hnae3_get_field(vector_id,
4950 HCLGE_VECTOR_ID_H_M,
4951 HCLGE_VECTOR_ID_H_S);
4952 }
4953 }
4954
4955 if (i > 0) {
4956 req->int_cause_num = i;
4957 req->vfid = vport->vport_id;
4958 status = hclge_cmd_send(&hdev->hw, &desc, 1);
4959 if (status) {
4960 dev_err(&hdev->pdev->dev,
4961 "Map TQP fail, status is %d.\n", status);
4962 return -EIO;
4963 }
4964 }
4965
4966 return 0;
4967 }
4968
hclge_map_ring_to_vector(struct hnae3_handle *handle, int vector, struct hnae3_ring_chain_node *ring_chain)4969 static int hclge_map_ring_to_vector(struct hnae3_handle *handle, int vector,
4970 struct hnae3_ring_chain_node *ring_chain)
4971 {
4972 struct hclge_vport *vport = hclge_get_vport(handle);
4973 struct hclge_dev *hdev = vport->back;
4974 int vector_id;
4975
4976 vector_id = hclge_get_vector_index(hdev, vector);
4977 if (vector_id < 0) {
4978 dev_err(&hdev->pdev->dev,
4979 "failed to get vector index. vector=%d\n", vector);
4980 return vector_id;
4981 }
4982
4983 return hclge_bind_ring_with_vector(vport, vector_id, true, ring_chain);
4984 }
4985
hclge_unmap_ring_frm_vector(struct hnae3_handle *handle, int vector, struct hnae3_ring_chain_node *ring_chain)4986 static int hclge_unmap_ring_frm_vector(struct hnae3_handle *handle, int vector,
4987 struct hnae3_ring_chain_node *ring_chain)
4988 {
4989 struct hclge_vport *vport = hclge_get_vport(handle);
4990 struct hclge_dev *hdev = vport->back;
4991 int vector_id, ret;
4992
4993 if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
4994 return 0;
4995
4996 vector_id = hclge_get_vector_index(hdev, vector);
4997 if (vector_id < 0) {
4998 dev_err(&handle->pdev->dev,
4999 "Get vector index fail. ret =%d\n", vector_id);
5000 return vector_id;
5001 }
5002
5003 ret = hclge_bind_ring_with_vector(vport, vector_id, false, ring_chain);
5004 if (ret)
5005 dev_err(&handle->pdev->dev,
5006 "Unmap ring from vector fail. vectorid=%d, ret =%d\n",
5007 vector_id, ret);
5008
5009 return ret;
5010 }
5011
hclge_cmd_set_promisc_mode(struct hclge_dev *hdev, u8 vf_id, bool en_uc, bool en_mc, bool en_bc)5012 static int hclge_cmd_set_promisc_mode(struct hclge_dev *hdev, u8 vf_id,
5013 bool en_uc, bool en_mc, bool en_bc)
5014 {
5015 struct hclge_vport *vport = &hdev->vport[vf_id];
5016 struct hnae3_handle *handle = &vport->nic;
5017 struct hclge_promisc_cfg_cmd *req;
5018 struct hclge_desc desc;
5019 bool uc_tx_en = en_uc;
5020 u8 promisc_cfg = 0;
5021 int ret;
5022
5023 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_PROMISC_MODE, false);
5024
5025 req = (struct hclge_promisc_cfg_cmd *)desc.data;
5026 req->vf_id = vf_id;
5027
5028 if (test_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags))
5029 uc_tx_en = false;
5030
5031 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_UC_RX_EN, en_uc ? 1 : 0);
5032 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_MC_RX_EN, en_mc ? 1 : 0);
5033 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_BC_RX_EN, en_bc ? 1 : 0);
5034 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_UC_TX_EN, uc_tx_en ? 1 : 0);
5035 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_MC_TX_EN, en_mc ? 1 : 0);
5036 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_BC_TX_EN, en_bc ? 1 : 0);
5037 req->extend_promisc = promisc_cfg;
5038
5039 /* to be compatible with DEVICE_VERSION_V1/2 */
5040 promisc_cfg = 0;
5041 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_EN_UC, en_uc ? 1 : 0);
5042 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_EN_MC, en_mc ? 1 : 0);
5043 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_EN_BC, en_bc ? 1 : 0);
5044 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_TX_EN, 1);
5045 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_RX_EN, 1);
5046 req->promisc = promisc_cfg;
5047
5048 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5049 if (ret)
5050 dev_err(&hdev->pdev->dev,
5051 "failed to set vport %u promisc mode, ret = %d.\n",
5052 vf_id, ret);
5053
5054 return ret;
5055 }
5056
hclge_set_vport_promisc_mode(struct hclge_vport *vport, bool en_uc_pmc, bool en_mc_pmc, bool en_bc_pmc)5057 int hclge_set_vport_promisc_mode(struct hclge_vport *vport, bool en_uc_pmc,
5058 bool en_mc_pmc, bool en_bc_pmc)
5059 {
5060 return hclge_cmd_set_promisc_mode(vport->back, vport->vport_id,
5061 en_uc_pmc, en_mc_pmc, en_bc_pmc);
5062 }
5063
hclge_set_promisc_mode(struct hnae3_handle *handle, bool en_uc_pmc, bool en_mc_pmc)5064 static int hclge_set_promisc_mode(struct hnae3_handle *handle, bool en_uc_pmc,
5065 bool en_mc_pmc)
5066 {
5067 struct hclge_vport *vport = hclge_get_vport(handle);
5068 struct hclge_dev *hdev = vport->back;
5069 bool en_bc_pmc = true;
5070
5071 /* For device whose version below V2, if broadcast promisc enabled,
5072 * vlan filter is always bypassed. So broadcast promisc should be
5073 * disabled until user enable promisc mode
5074 */
5075 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
5076 en_bc_pmc = handle->netdev_flags & HNAE3_BPE ? true : false;
5077
5078 return hclge_set_vport_promisc_mode(vport, en_uc_pmc, en_mc_pmc,
5079 en_bc_pmc);
5080 }
5081
hclge_request_update_promisc_mode(struct hnae3_handle *handle)5082 static void hclge_request_update_promisc_mode(struct hnae3_handle *handle)
5083 {
5084 struct hclge_vport *vport = hclge_get_vport(handle);
5085
5086 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state);
5087 }
5088
hclge_sync_fd_state(struct hclge_dev *hdev)5089 static void hclge_sync_fd_state(struct hclge_dev *hdev)
5090 {
5091 if (hlist_empty(&hdev->fd_rule_list))
5092 hdev->fd_active_type = HCLGE_FD_RULE_NONE;
5093 }
5094
hclge_fd_inc_rule_cnt(struct hclge_dev *hdev, u16 location)5095 static void hclge_fd_inc_rule_cnt(struct hclge_dev *hdev, u16 location)
5096 {
5097 if (!test_bit(location, hdev->fd_bmap)) {
5098 set_bit(location, hdev->fd_bmap);
5099 hdev->hclge_fd_rule_num++;
5100 }
5101 }
5102
hclge_fd_dec_rule_cnt(struct hclge_dev *hdev, u16 location)5103 static void hclge_fd_dec_rule_cnt(struct hclge_dev *hdev, u16 location)
5104 {
5105 if (test_bit(location, hdev->fd_bmap)) {
5106 clear_bit(location, hdev->fd_bmap);
5107 hdev->hclge_fd_rule_num--;
5108 }
5109 }
5110
hclge_fd_free_node(struct hclge_dev *hdev, struct hclge_fd_rule *rule)5111 static void hclge_fd_free_node(struct hclge_dev *hdev,
5112 struct hclge_fd_rule *rule)
5113 {
5114 hlist_del(&rule->rule_node);
5115 kfree(rule);
5116 hclge_sync_fd_state(hdev);
5117 }
5118
hclge_update_fd_rule_node(struct hclge_dev *hdev, struct hclge_fd_rule *old_rule, struct hclge_fd_rule *new_rule, enum HCLGE_FD_NODE_STATE state)5119 static void hclge_update_fd_rule_node(struct hclge_dev *hdev,
5120 struct hclge_fd_rule *old_rule,
5121 struct hclge_fd_rule *new_rule,
5122 enum HCLGE_FD_NODE_STATE state)
5123 {
5124 switch (state) {
5125 case HCLGE_FD_TO_ADD:
5126 case HCLGE_FD_ACTIVE:
5127 /* 1) if the new state is TO_ADD, just replace the old rule
5128 * with the same location, no matter its state, because the
5129 * new rule will be configured to the hardware.
5130 * 2) if the new state is ACTIVE, it means the new rule
5131 * has been configured to the hardware, so just replace
5132 * the old rule node with the same location.
5133 * 3) for it doesn't add a new node to the list, so it's
5134 * unnecessary to update the rule number and fd_bmap.
5135 */
5136 new_rule->rule_node.next = old_rule->rule_node.next;
5137 new_rule->rule_node.pprev = old_rule->rule_node.pprev;
5138 memcpy(old_rule, new_rule, sizeof(*old_rule));
5139 kfree(new_rule);
5140 break;
5141 case HCLGE_FD_DELETED:
5142 hclge_fd_dec_rule_cnt(hdev, old_rule->location);
5143 hclge_fd_free_node(hdev, old_rule);
5144 break;
5145 case HCLGE_FD_TO_DEL:
5146 /* if new request is TO_DEL, and old rule is existent
5147 * 1) the state of old rule is TO_DEL, we need do nothing,
5148 * because we delete rule by location, other rule content
5149 * is unncessary.
5150 * 2) the state of old rule is ACTIVE, we need to change its
5151 * state to TO_DEL, so the rule will be deleted when periodic
5152 * task being scheduled.
5153 * 3) the state of old rule is TO_ADD, it means the rule hasn't
5154 * been added to hardware, so we just delete the rule node from
5155 * fd_rule_list directly.
5156 */
5157 if (old_rule->state == HCLGE_FD_TO_ADD) {
5158 hclge_fd_dec_rule_cnt(hdev, old_rule->location);
5159 hclge_fd_free_node(hdev, old_rule);
5160 return;
5161 }
5162 old_rule->state = HCLGE_FD_TO_DEL;
5163 break;
5164 }
5165 }
5166
hclge_find_fd_rule(struct hlist_head *hlist, u16 location, struct hclge_fd_rule **parent)5167 static struct hclge_fd_rule *hclge_find_fd_rule(struct hlist_head *hlist,
5168 u16 location,
5169 struct hclge_fd_rule **parent)
5170 {
5171 struct hclge_fd_rule *rule;
5172 struct hlist_node *node;
5173
5174 hlist_for_each_entry_safe(rule, node, hlist, rule_node) {
5175 if (rule->location == location)
5176 return rule;
5177 else if (rule->location > location)
5178 return NULL;
5179 /* record the parent node, use to keep the nodes in fd_rule_list
5180 * in ascend order.
5181 */
5182 *parent = rule;
5183 }
5184
5185 return NULL;
5186 }
5187
5188 /* insert fd rule node in ascend order according to rule->location */
hclge_fd_insert_rule_node(struct hlist_head *hlist, struct hclge_fd_rule *rule, struct hclge_fd_rule *parent)5189 static void hclge_fd_insert_rule_node(struct hlist_head *hlist,
5190 struct hclge_fd_rule *rule,
5191 struct hclge_fd_rule *parent)
5192 {
5193 INIT_HLIST_NODE(&rule->rule_node);
5194
5195 if (parent)
5196 hlist_add_behind(&rule->rule_node, &parent->rule_node);
5197 else
5198 hlist_add_head(&rule->rule_node, hlist);
5199 }
5200
hclge_fd_set_user_def_cmd(struct hclge_dev *hdev, struct hclge_fd_user_def_cfg *cfg)5201 static int hclge_fd_set_user_def_cmd(struct hclge_dev *hdev,
5202 struct hclge_fd_user_def_cfg *cfg)
5203 {
5204 struct hclge_fd_user_def_cfg_cmd *req;
5205 struct hclge_desc desc;
5206 u16 data = 0;
5207 int ret;
5208
5209 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_USER_DEF_OP, false);
5210
5211 req = (struct hclge_fd_user_def_cfg_cmd *)desc.data;
5212
5213 hnae3_set_bit(data, HCLGE_FD_USER_DEF_EN_B, cfg[0].ref_cnt > 0);
5214 hnae3_set_field(data, HCLGE_FD_USER_DEF_OFT_M,
5215 HCLGE_FD_USER_DEF_OFT_S, cfg[0].offset);
5216 req->ol2_cfg = cpu_to_le16(data);
5217
5218 data = 0;
5219 hnae3_set_bit(data, HCLGE_FD_USER_DEF_EN_B, cfg[1].ref_cnt > 0);
5220 hnae3_set_field(data, HCLGE_FD_USER_DEF_OFT_M,
5221 HCLGE_FD_USER_DEF_OFT_S, cfg[1].offset);
5222 req->ol3_cfg = cpu_to_le16(data);
5223
5224 data = 0;
5225 hnae3_set_bit(data, HCLGE_FD_USER_DEF_EN_B, cfg[2].ref_cnt > 0);
5226 hnae3_set_field(data, HCLGE_FD_USER_DEF_OFT_M,
5227 HCLGE_FD_USER_DEF_OFT_S, cfg[2].offset);
5228 req->ol4_cfg = cpu_to_le16(data);
5229
5230 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5231 if (ret)
5232 dev_err(&hdev->pdev->dev,
5233 "failed to set fd user def data, ret= %d\n", ret);
5234 return ret;
5235 }
5236
hclge_sync_fd_user_def_cfg(struct hclge_dev *hdev, bool locked)5237 static void hclge_sync_fd_user_def_cfg(struct hclge_dev *hdev, bool locked)
5238 {
5239 int ret;
5240
5241 if (!test_and_clear_bit(HCLGE_STATE_FD_USER_DEF_CHANGED, &hdev->state))
5242 return;
5243
5244 if (!locked)
5245 spin_lock_bh(&hdev->fd_rule_lock);
5246
5247 ret = hclge_fd_set_user_def_cmd(hdev, hdev->fd_cfg.user_def_cfg);
5248 if (ret)
5249 set_bit(HCLGE_STATE_FD_USER_DEF_CHANGED, &hdev->state);
5250
5251 if (!locked)
5252 spin_unlock_bh(&hdev->fd_rule_lock);
5253 }
5254
hclge_fd_check_user_def_refcnt(struct hclge_dev *hdev, struct hclge_fd_rule *rule)5255 static int hclge_fd_check_user_def_refcnt(struct hclge_dev *hdev,
5256 struct hclge_fd_rule *rule)
5257 {
5258 struct hlist_head *hlist = &hdev->fd_rule_list;
5259 struct hclge_fd_rule *fd_rule, *parent = NULL;
5260 struct hclge_fd_user_def_info *info, *old_info;
5261 struct hclge_fd_user_def_cfg *cfg;
5262
5263 if (!rule || rule->rule_type != HCLGE_FD_EP_ACTIVE ||
5264 rule->ep.user_def.layer == HCLGE_FD_USER_DEF_NONE)
5265 return 0;
5266
5267 /* for valid layer is start from 1, so need minus 1 to get the cfg */
5268 cfg = &hdev->fd_cfg.user_def_cfg[rule->ep.user_def.layer - 1];
5269 info = &rule->ep.user_def;
5270
5271 if (!cfg->ref_cnt || cfg->offset == info->offset)
5272 return 0;
5273
5274 if (cfg->ref_cnt > 1)
5275 goto error;
5276
5277 fd_rule = hclge_find_fd_rule(hlist, rule->location, &parent);
5278 if (fd_rule) {
5279 old_info = &fd_rule->ep.user_def;
5280 if (info->layer == old_info->layer)
5281 return 0;
5282 }
5283
5284 error:
5285 dev_err(&hdev->pdev->dev,
5286 "No available offset for layer%d fd rule, each layer only support one user def offset.\n",
5287 info->layer + 1);
5288 return -ENOSPC;
5289 }
5290
hclge_fd_inc_user_def_refcnt(struct hclge_dev *hdev, struct hclge_fd_rule *rule)5291 static void hclge_fd_inc_user_def_refcnt(struct hclge_dev *hdev,
5292 struct hclge_fd_rule *rule)
5293 {
5294 struct hclge_fd_user_def_cfg *cfg;
5295
5296 if (!rule || rule->rule_type != HCLGE_FD_EP_ACTIVE ||
5297 rule->ep.user_def.layer == HCLGE_FD_USER_DEF_NONE)
5298 return;
5299
5300 cfg = &hdev->fd_cfg.user_def_cfg[rule->ep.user_def.layer - 1];
5301 if (!cfg->ref_cnt) {
5302 cfg->offset = rule->ep.user_def.offset;
5303 set_bit(HCLGE_STATE_FD_USER_DEF_CHANGED, &hdev->state);
5304 }
5305 cfg->ref_cnt++;
5306 }
5307
hclge_fd_dec_user_def_refcnt(struct hclge_dev *hdev, struct hclge_fd_rule *rule)5308 static void hclge_fd_dec_user_def_refcnt(struct hclge_dev *hdev,
5309 struct hclge_fd_rule *rule)
5310 {
5311 struct hclge_fd_user_def_cfg *cfg;
5312
5313 if (!rule || rule->rule_type != HCLGE_FD_EP_ACTIVE ||
5314 rule->ep.user_def.layer == HCLGE_FD_USER_DEF_NONE)
5315 return;
5316
5317 cfg = &hdev->fd_cfg.user_def_cfg[rule->ep.user_def.layer - 1];
5318 if (!cfg->ref_cnt)
5319 return;
5320
5321 cfg->ref_cnt--;
5322 if (!cfg->ref_cnt) {
5323 cfg->offset = 0;
5324 set_bit(HCLGE_STATE_FD_USER_DEF_CHANGED, &hdev->state);
5325 }
5326 }
5327
hclge_update_fd_list(struct hclge_dev *hdev, enum HCLGE_FD_NODE_STATE state, u16 location, struct hclge_fd_rule *new_rule)5328 static void hclge_update_fd_list(struct hclge_dev *hdev,
5329 enum HCLGE_FD_NODE_STATE state, u16 location,
5330 struct hclge_fd_rule *new_rule)
5331 {
5332 struct hlist_head *hlist = &hdev->fd_rule_list;
5333 struct hclge_fd_rule *fd_rule, *parent = NULL;
5334
5335 fd_rule = hclge_find_fd_rule(hlist, location, &parent);
5336 if (fd_rule) {
5337 hclge_fd_dec_user_def_refcnt(hdev, fd_rule);
5338 if (state == HCLGE_FD_ACTIVE)
5339 hclge_fd_inc_user_def_refcnt(hdev, new_rule);
5340 hclge_sync_fd_user_def_cfg(hdev, true);
5341
5342 hclge_update_fd_rule_node(hdev, fd_rule, new_rule, state);
5343 return;
5344 }
5345
5346 /* it's unlikely to fail here, because we have checked the rule
5347 * exist before.
5348 */
5349 if (unlikely(state == HCLGE_FD_TO_DEL || state == HCLGE_FD_DELETED)) {
5350 dev_warn(&hdev->pdev->dev,
5351 "failed to delete fd rule %u, it's inexistent\n",
5352 location);
5353 return;
5354 }
5355
5356 hclge_fd_inc_user_def_refcnt(hdev, new_rule);
5357 hclge_sync_fd_user_def_cfg(hdev, true);
5358
5359 hclge_fd_insert_rule_node(hlist, new_rule, parent);
5360 hclge_fd_inc_rule_cnt(hdev, new_rule->location);
5361
5362 if (state == HCLGE_FD_TO_ADD) {
5363 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
5364 hclge_task_schedule(hdev, 0);
5365 }
5366 }
5367
hclge_get_fd_mode(struct hclge_dev *hdev, u8 *fd_mode)5368 static int hclge_get_fd_mode(struct hclge_dev *hdev, u8 *fd_mode)
5369 {
5370 struct hclge_get_fd_mode_cmd *req;
5371 struct hclge_desc desc;
5372 int ret;
5373
5374 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_MODE_CTRL, true);
5375
5376 req = (struct hclge_get_fd_mode_cmd *)desc.data;
5377
5378 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5379 if (ret) {
5380 dev_err(&hdev->pdev->dev, "get fd mode fail, ret=%d\n", ret);
5381 return ret;
5382 }
5383
5384 *fd_mode = req->mode;
5385
5386 return ret;
5387 }
5388
hclge_get_fd_allocation(struct hclge_dev *hdev, u32 *stage1_entry_num, u32 *stage2_entry_num, u16 *stage1_counter_num, u16 *stage2_counter_num)5389 static int hclge_get_fd_allocation(struct hclge_dev *hdev,
5390 u32 *stage1_entry_num,
5391 u32 *stage2_entry_num,
5392 u16 *stage1_counter_num,
5393 u16 *stage2_counter_num)
5394 {
5395 struct hclge_get_fd_allocation_cmd *req;
5396 struct hclge_desc desc;
5397 int ret;
5398
5399 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_GET_ALLOCATION, true);
5400
5401 req = (struct hclge_get_fd_allocation_cmd *)desc.data;
5402
5403 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5404 if (ret) {
5405 dev_err(&hdev->pdev->dev, "query fd allocation fail, ret=%d\n",
5406 ret);
5407 return ret;
5408 }
5409
5410 *stage1_entry_num = le32_to_cpu(req->stage1_entry_num);
5411 *stage2_entry_num = le32_to_cpu(req->stage2_entry_num);
5412 *stage1_counter_num = le16_to_cpu(req->stage1_counter_num);
5413 *stage2_counter_num = le16_to_cpu(req->stage2_counter_num);
5414
5415 return ret;
5416 }
5417
hclge_set_fd_key_config(struct hclge_dev *hdev, enum HCLGE_FD_STAGE stage_num)5418 static int hclge_set_fd_key_config(struct hclge_dev *hdev,
5419 enum HCLGE_FD_STAGE stage_num)
5420 {
5421 struct hclge_set_fd_key_config_cmd *req;
5422 struct hclge_fd_key_cfg *stage;
5423 struct hclge_desc desc;
5424 int ret;
5425
5426 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_KEY_CONFIG, false);
5427
5428 req = (struct hclge_set_fd_key_config_cmd *)desc.data;
5429 stage = &hdev->fd_cfg.key_cfg[stage_num];
5430 req->stage = stage_num;
5431 req->key_select = stage->key_sel;
5432 req->inner_sipv6_word_en = stage->inner_sipv6_word_en;
5433 req->inner_dipv6_word_en = stage->inner_dipv6_word_en;
5434 req->outer_sipv6_word_en = stage->outer_sipv6_word_en;
5435 req->outer_dipv6_word_en = stage->outer_dipv6_word_en;
5436 req->tuple_mask = cpu_to_le32(~stage->tuple_active);
5437 req->meta_data_mask = cpu_to_le32(~stage->meta_data_active);
5438
5439 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5440 if (ret)
5441 dev_err(&hdev->pdev->dev, "set fd key fail, ret=%d\n", ret);
5442
5443 return ret;
5444 }
5445
hclge_fd_disable_user_def(struct hclge_dev *hdev)5446 static void hclge_fd_disable_user_def(struct hclge_dev *hdev)
5447 {
5448 struct hclge_fd_user_def_cfg *cfg = hdev->fd_cfg.user_def_cfg;
5449
5450 spin_lock_bh(&hdev->fd_rule_lock);
5451 memset(cfg, 0, sizeof(hdev->fd_cfg.user_def_cfg));
5452 spin_unlock_bh(&hdev->fd_rule_lock);
5453
5454 hclge_fd_set_user_def_cmd(hdev, cfg);
5455 }
5456
hclge_init_fd_config(struct hclge_dev *hdev)5457 static int hclge_init_fd_config(struct hclge_dev *hdev)
5458 {
5459 #define LOW_2_WORDS 0x03
5460 struct hclge_fd_key_cfg *key_cfg;
5461 int ret;
5462
5463 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
5464 return 0;
5465
5466 ret = hclge_get_fd_mode(hdev, &hdev->fd_cfg.fd_mode);
5467 if (ret)
5468 return ret;
5469
5470 switch (hdev->fd_cfg.fd_mode) {
5471 case HCLGE_FD_MODE_DEPTH_2K_WIDTH_400B_STAGE_1:
5472 hdev->fd_cfg.max_key_length = MAX_KEY_LENGTH;
5473 break;
5474 case HCLGE_FD_MODE_DEPTH_4K_WIDTH_200B_STAGE_1:
5475 hdev->fd_cfg.max_key_length = MAX_KEY_LENGTH / 2;
5476 break;
5477 default:
5478 dev_err(&hdev->pdev->dev,
5479 "Unsupported flow director mode %u\n",
5480 hdev->fd_cfg.fd_mode);
5481 return -EOPNOTSUPP;
5482 }
5483
5484 key_cfg = &hdev->fd_cfg.key_cfg[HCLGE_FD_STAGE_1];
5485 key_cfg->key_sel = HCLGE_FD_KEY_BASE_ON_TUPLE;
5486 key_cfg->inner_sipv6_word_en = LOW_2_WORDS;
5487 key_cfg->inner_dipv6_word_en = LOW_2_WORDS;
5488 key_cfg->outer_sipv6_word_en = 0;
5489 key_cfg->outer_dipv6_word_en = 0;
5490
5491 key_cfg->tuple_active = BIT(INNER_VLAN_TAG_FST) | BIT(INNER_ETH_TYPE) |
5492 BIT(INNER_IP_PROTO) | BIT(INNER_IP_TOS) |
5493 BIT(INNER_SRC_IP) | BIT(INNER_DST_IP) |
5494 BIT(INNER_SRC_PORT) | BIT(INNER_DST_PORT);
5495
5496 /* If use max 400bit key, we can support tuples for ether type */
5497 if (hdev->fd_cfg.fd_mode == HCLGE_FD_MODE_DEPTH_2K_WIDTH_400B_STAGE_1) {
5498 key_cfg->tuple_active |=
5499 BIT(INNER_DST_MAC) | BIT(INNER_SRC_MAC);
5500 if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3)
5501 key_cfg->tuple_active |= HCLGE_FD_TUPLE_USER_DEF_TUPLES;
5502 }
5503
5504 /* roce_type is used to filter roce frames
5505 * dst_vport is used to specify the rule
5506 */
5507 key_cfg->meta_data_active = BIT(ROCE_TYPE) | BIT(DST_VPORT);
5508
5509 ret = hclge_get_fd_allocation(hdev,
5510 &hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1],
5511 &hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_2],
5512 &hdev->fd_cfg.cnt_num[HCLGE_FD_STAGE_1],
5513 &hdev->fd_cfg.cnt_num[HCLGE_FD_STAGE_2]);
5514 if (ret)
5515 return ret;
5516
5517 return hclge_set_fd_key_config(hdev, HCLGE_FD_STAGE_1);
5518 }
5519
hclge_fd_tcam_config(struct hclge_dev *hdev, u8 stage, bool sel_x, int loc, u8 *key, bool is_add)5520 static int hclge_fd_tcam_config(struct hclge_dev *hdev, u8 stage, bool sel_x,
5521 int loc, u8 *key, bool is_add)
5522 {
5523 struct hclge_fd_tcam_config_1_cmd *req1;
5524 struct hclge_fd_tcam_config_2_cmd *req2;
5525 struct hclge_fd_tcam_config_3_cmd *req3;
5526 struct hclge_desc desc[3];
5527 int ret;
5528
5529 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_FD_TCAM_OP, false);
5530 desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
5531 hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_FD_TCAM_OP, false);
5532 desc[1].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
5533 hclge_cmd_setup_basic_desc(&desc[2], HCLGE_OPC_FD_TCAM_OP, false);
5534
5535 req1 = (struct hclge_fd_tcam_config_1_cmd *)desc[0].data;
5536 req2 = (struct hclge_fd_tcam_config_2_cmd *)desc[1].data;
5537 req3 = (struct hclge_fd_tcam_config_3_cmd *)desc[2].data;
5538
5539 req1->stage = stage;
5540 req1->xy_sel = sel_x ? 1 : 0;
5541 hnae3_set_bit(req1->port_info, HCLGE_FD_EPORT_SW_EN_B, 0);
5542 req1->index = cpu_to_le32(loc);
5543 req1->entry_vld = sel_x ? is_add : 0;
5544
5545 if (key) {
5546 memcpy(req1->tcam_data, &key[0], sizeof(req1->tcam_data));
5547 memcpy(req2->tcam_data, &key[sizeof(req1->tcam_data)],
5548 sizeof(req2->tcam_data));
5549 memcpy(req3->tcam_data, &key[sizeof(req1->tcam_data) +
5550 sizeof(req2->tcam_data)], sizeof(req3->tcam_data));
5551 }
5552
5553 ret = hclge_cmd_send(&hdev->hw, desc, 3);
5554 if (ret)
5555 dev_err(&hdev->pdev->dev,
5556 "config tcam key fail, ret=%d\n",
5557 ret);
5558
5559 return ret;
5560 }
5561
hclge_fd_ad_config(struct hclge_dev *hdev, u8 stage, int loc, struct hclge_fd_ad_data *action)5562 static int hclge_fd_ad_config(struct hclge_dev *hdev, u8 stage, int loc,
5563 struct hclge_fd_ad_data *action)
5564 {
5565 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
5566 struct hclge_fd_ad_config_cmd *req;
5567 struct hclge_desc desc;
5568 u64 ad_data = 0;
5569 int ret;
5570
5571 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_AD_OP, false);
5572
5573 req = (struct hclge_fd_ad_config_cmd *)desc.data;
5574 req->index = cpu_to_le32(loc);
5575 req->stage = stage;
5576
5577 hnae3_set_bit(ad_data, HCLGE_FD_AD_WR_RULE_ID_B,
5578 action->write_rule_id_to_bd);
5579 hnae3_set_field(ad_data, HCLGE_FD_AD_RULE_ID_M, HCLGE_FD_AD_RULE_ID_S,
5580 action->rule_id);
5581 if (test_bit(HNAE3_DEV_SUPPORT_FD_FORWARD_TC_B, ae_dev->caps)) {
5582 hnae3_set_bit(ad_data, HCLGE_FD_AD_TC_OVRD_B,
5583 action->override_tc);
5584 hnae3_set_field(ad_data, HCLGE_FD_AD_TC_SIZE_M,
5585 HCLGE_FD_AD_TC_SIZE_S, (u32)action->tc_size);
5586 }
5587 ad_data <<= 32;
5588 hnae3_set_bit(ad_data, HCLGE_FD_AD_DROP_B, action->drop_packet);
5589 hnae3_set_bit(ad_data, HCLGE_FD_AD_DIRECT_QID_B,
5590 action->forward_to_direct_queue);
5591 hnae3_set_field(ad_data, HCLGE_FD_AD_QID_M, HCLGE_FD_AD_QID_S,
5592 action->queue_id);
5593 hnae3_set_bit(ad_data, HCLGE_FD_AD_USE_COUNTER_B, action->use_counter);
5594 hnae3_set_field(ad_data, HCLGE_FD_AD_COUNTER_NUM_M,
5595 HCLGE_FD_AD_COUNTER_NUM_S, action->counter_id);
5596 hnae3_set_bit(ad_data, HCLGE_FD_AD_NXT_STEP_B, action->use_next_stage);
5597 hnae3_set_field(ad_data, HCLGE_FD_AD_NXT_KEY_M, HCLGE_FD_AD_NXT_KEY_S,
5598 action->counter_id);
5599
5600 req->ad_data = cpu_to_le64(ad_data);
5601 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5602 if (ret)
5603 dev_err(&hdev->pdev->dev, "fd ad config fail, ret=%d\n", ret);
5604
5605 return ret;
5606 }
5607
hclge_fd_convert_tuple(u32 tuple_bit, u8 *key_x, u8 *key_y, struct hclge_fd_rule *rule)5608 static bool hclge_fd_convert_tuple(u32 tuple_bit, u8 *key_x, u8 *key_y,
5609 struct hclge_fd_rule *rule)
5610 {
5611 int offset, moffset, ip_offset;
5612 enum HCLGE_FD_KEY_OPT key_opt;
5613 u16 tmp_x_s, tmp_y_s;
5614 u32 tmp_x_l, tmp_y_l;
5615 u8 *p = (u8 *)rule;
5616 int i;
5617
5618 if (rule->unused_tuple & BIT(tuple_bit))
5619 return true;
5620
5621 key_opt = tuple_key_info[tuple_bit].key_opt;
5622 offset = tuple_key_info[tuple_bit].offset;
5623 moffset = tuple_key_info[tuple_bit].moffset;
5624
5625 switch (key_opt) {
5626 case KEY_OPT_U8:
5627 calc_x(*key_x, p[offset], p[moffset]);
5628 calc_y(*key_y, p[offset], p[moffset]);
5629
5630 return true;
5631 case KEY_OPT_LE16:
5632 calc_x(tmp_x_s, *(u16 *)(&p[offset]), *(u16 *)(&p[moffset]));
5633 calc_y(tmp_y_s, *(u16 *)(&p[offset]), *(u16 *)(&p[moffset]));
5634 *(__le16 *)key_x = cpu_to_le16(tmp_x_s);
5635 *(__le16 *)key_y = cpu_to_le16(tmp_y_s);
5636
5637 return true;
5638 case KEY_OPT_LE32:
5639 calc_x(tmp_x_l, *(u32 *)(&p[offset]), *(u32 *)(&p[moffset]));
5640 calc_y(tmp_y_l, *(u32 *)(&p[offset]), *(u32 *)(&p[moffset]));
5641 *(__le32 *)key_x = cpu_to_le32(tmp_x_l);
5642 *(__le32 *)key_y = cpu_to_le32(tmp_y_l);
5643
5644 return true;
5645 case KEY_OPT_MAC:
5646 for (i = 0; i < ETH_ALEN; i++) {
5647 calc_x(key_x[ETH_ALEN - 1 - i], p[offset + i],
5648 p[moffset + i]);
5649 calc_y(key_y[ETH_ALEN - 1 - i], p[offset + i],
5650 p[moffset + i]);
5651 }
5652
5653 return true;
5654 case KEY_OPT_IP:
5655 ip_offset = IPV4_INDEX * sizeof(u32);
5656 calc_x(tmp_x_l, *(u32 *)(&p[offset + ip_offset]),
5657 *(u32 *)(&p[moffset + ip_offset]));
5658 calc_y(tmp_y_l, *(u32 *)(&p[offset + ip_offset]),
5659 *(u32 *)(&p[moffset + ip_offset]));
5660 *(__le32 *)key_x = cpu_to_le32(tmp_x_l);
5661 *(__le32 *)key_y = cpu_to_le32(tmp_y_l);
5662
5663 return true;
5664 default:
5665 return false;
5666 }
5667 }
5668
hclge_get_port_number(enum HLCGE_PORT_TYPE port_type, u8 pf_id, u8 vf_id, u8 network_port_id)5669 static u32 hclge_get_port_number(enum HLCGE_PORT_TYPE port_type, u8 pf_id,
5670 u8 vf_id, u8 network_port_id)
5671 {
5672 u32 port_number = 0;
5673
5674 if (port_type == HOST_PORT) {
5675 hnae3_set_field(port_number, HCLGE_PF_ID_M, HCLGE_PF_ID_S,
5676 pf_id);
5677 hnae3_set_field(port_number, HCLGE_VF_ID_M, HCLGE_VF_ID_S,
5678 vf_id);
5679 hnae3_set_bit(port_number, HCLGE_PORT_TYPE_B, HOST_PORT);
5680 } else {
5681 hnae3_set_field(port_number, HCLGE_NETWORK_PORT_ID_M,
5682 HCLGE_NETWORK_PORT_ID_S, network_port_id);
5683 hnae3_set_bit(port_number, HCLGE_PORT_TYPE_B, NETWORK_PORT);
5684 }
5685
5686 return port_number;
5687 }
5688
hclge_fd_convert_meta_data(struct hclge_fd_key_cfg *key_cfg, __le32 *key_x, __le32 *key_y, struct hclge_fd_rule *rule)5689 static void hclge_fd_convert_meta_data(struct hclge_fd_key_cfg *key_cfg,
5690 __le32 *key_x, __le32 *key_y,
5691 struct hclge_fd_rule *rule)
5692 {
5693 u32 tuple_bit, meta_data = 0, tmp_x, tmp_y, port_number;
5694 u8 cur_pos = 0, tuple_size, shift_bits;
5695 unsigned int i;
5696
5697 for (i = 0; i < MAX_META_DATA; i++) {
5698 tuple_size = meta_data_key_info[i].key_length;
5699 tuple_bit = key_cfg->meta_data_active & BIT(i);
5700
5701 switch (tuple_bit) {
5702 case BIT(ROCE_TYPE):
5703 hnae3_set_bit(meta_data, cur_pos, NIC_PACKET);
5704 cur_pos += tuple_size;
5705 break;
5706 case BIT(DST_VPORT):
5707 port_number = hclge_get_port_number(HOST_PORT, 0,
5708 rule->vf_id, 0);
5709 hnae3_set_field(meta_data,
5710 GENMASK(cur_pos + tuple_size, cur_pos),
5711 cur_pos, port_number);
5712 cur_pos += tuple_size;
5713 break;
5714 default:
5715 break;
5716 }
5717 }
5718
5719 calc_x(tmp_x, meta_data, 0xFFFFFFFF);
5720 calc_y(tmp_y, meta_data, 0xFFFFFFFF);
5721 shift_bits = sizeof(meta_data) * 8 - cur_pos;
5722
5723 *key_x = cpu_to_le32(tmp_x << shift_bits);
5724 *key_y = cpu_to_le32(tmp_y << shift_bits);
5725 }
5726
5727 /* A complete key is combined with meta data key and tuple key.
5728 * Meta data key is stored at the MSB region, and tuple key is stored at
5729 * the LSB region, unused bits will be filled 0.
5730 */
hclge_config_key(struct hclge_dev *hdev, u8 stage, struct hclge_fd_rule *rule)5731 static int hclge_config_key(struct hclge_dev *hdev, u8 stage,
5732 struct hclge_fd_rule *rule)
5733 {
5734 struct hclge_fd_key_cfg *key_cfg = &hdev->fd_cfg.key_cfg[stage];
5735 u8 key_x[MAX_KEY_BYTES], key_y[MAX_KEY_BYTES];
5736 u8 *cur_key_x, *cur_key_y;
5737 u8 meta_data_region;
5738 u8 tuple_size;
5739 int ret;
5740 u32 i;
5741
5742 memset(key_x, 0, sizeof(key_x));
5743 memset(key_y, 0, sizeof(key_y));
5744 cur_key_x = key_x;
5745 cur_key_y = key_y;
5746
5747 for (i = 0; i < MAX_TUPLE; i++) {
5748 bool tuple_valid;
5749
5750 tuple_size = tuple_key_info[i].key_length / 8;
5751 if (!(key_cfg->tuple_active & BIT(i)))
5752 continue;
5753
5754 tuple_valid = hclge_fd_convert_tuple(i, cur_key_x,
5755 cur_key_y, rule);
5756 if (tuple_valid) {
5757 cur_key_x += tuple_size;
5758 cur_key_y += tuple_size;
5759 }
5760 }
5761
5762 meta_data_region = hdev->fd_cfg.max_key_length / 8 -
5763 MAX_META_DATA_LENGTH / 8;
5764
5765 hclge_fd_convert_meta_data(key_cfg,
5766 (__le32 *)(key_x + meta_data_region),
5767 (__le32 *)(key_y + meta_data_region),
5768 rule);
5769
5770 ret = hclge_fd_tcam_config(hdev, stage, false, rule->location, key_y,
5771 true);
5772 if (ret) {
5773 dev_err(&hdev->pdev->dev,
5774 "fd key_y config fail, loc=%u, ret=%d\n",
5775 rule->queue_id, ret);
5776 return ret;
5777 }
5778
5779 ret = hclge_fd_tcam_config(hdev, stage, true, rule->location, key_x,
5780 true);
5781 if (ret)
5782 dev_err(&hdev->pdev->dev,
5783 "fd key_x config fail, loc=%u, ret=%d\n",
5784 rule->queue_id, ret);
5785 return ret;
5786 }
5787
hclge_config_action(struct hclge_dev *hdev, u8 stage, struct hclge_fd_rule *rule)5788 static int hclge_config_action(struct hclge_dev *hdev, u8 stage,
5789 struct hclge_fd_rule *rule)
5790 {
5791 struct hclge_vport *vport = hdev->vport;
5792 struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
5793 struct hclge_fd_ad_data ad_data;
5794
5795 memset(&ad_data, 0, sizeof(struct hclge_fd_ad_data));
5796 ad_data.ad_id = rule->location;
5797
5798 if (rule->action == HCLGE_FD_ACTION_DROP_PACKET) {
5799 ad_data.drop_packet = true;
5800 } else if (rule->action == HCLGE_FD_ACTION_SELECT_TC) {
5801 ad_data.override_tc = true;
5802 ad_data.queue_id =
5803 kinfo->tc_info.tqp_offset[rule->cls_flower.tc];
5804 ad_data.tc_size =
5805 ilog2(kinfo->tc_info.tqp_count[rule->cls_flower.tc]);
5806 } else {
5807 ad_data.forward_to_direct_queue = true;
5808 ad_data.queue_id = rule->queue_id;
5809 }
5810
5811 if (hdev->fd_cfg.cnt_num[HCLGE_FD_STAGE_1]) {
5812 ad_data.use_counter = true;
5813 ad_data.counter_id = rule->vf_id %
5814 hdev->fd_cfg.cnt_num[HCLGE_FD_STAGE_1];
5815 } else {
5816 ad_data.use_counter = false;
5817 ad_data.counter_id = 0;
5818 }
5819
5820 ad_data.use_next_stage = false;
5821 ad_data.next_input_key = 0;
5822
5823 ad_data.write_rule_id_to_bd = true;
5824 ad_data.rule_id = rule->location;
5825
5826 return hclge_fd_ad_config(hdev, stage, ad_data.ad_id, &ad_data);
5827 }
5828
hclge_fd_check_tcpip4_tuple(struct ethtool_tcpip4_spec *spec, u32 *unused_tuple)5829 static int hclge_fd_check_tcpip4_tuple(struct ethtool_tcpip4_spec *spec,
5830 u32 *unused_tuple)
5831 {
5832 if (!spec || !unused_tuple)
5833 return -EINVAL;
5834
5835 *unused_tuple |= BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC);
5836
5837 if (!spec->ip4src)
5838 *unused_tuple |= BIT(INNER_SRC_IP);
5839
5840 if (!spec->ip4dst)
5841 *unused_tuple |= BIT(INNER_DST_IP);
5842
5843 if (!spec->psrc)
5844 *unused_tuple |= BIT(INNER_SRC_PORT);
5845
5846 if (!spec->pdst)
5847 *unused_tuple |= BIT(INNER_DST_PORT);
5848
5849 if (!spec->tos)
5850 *unused_tuple |= BIT(INNER_IP_TOS);
5851
5852 return 0;
5853 }
5854
hclge_fd_check_ip4_tuple(struct ethtool_usrip4_spec *spec, u32 *unused_tuple)5855 static int hclge_fd_check_ip4_tuple(struct ethtool_usrip4_spec *spec,
5856 u32 *unused_tuple)
5857 {
5858 if (!spec || !unused_tuple)
5859 return -EINVAL;
5860
5861 *unused_tuple |= BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC) |
5862 BIT(INNER_SRC_PORT) | BIT(INNER_DST_PORT);
5863
5864 if (!spec->ip4src)
5865 *unused_tuple |= BIT(INNER_SRC_IP);
5866
5867 if (!spec->ip4dst)
5868 *unused_tuple |= BIT(INNER_DST_IP);
5869
5870 if (!spec->tos)
5871 *unused_tuple |= BIT(INNER_IP_TOS);
5872
5873 if (!spec->proto)
5874 *unused_tuple |= BIT(INNER_IP_PROTO);
5875
5876 if (spec->l4_4_bytes)
5877 return -EOPNOTSUPP;
5878
5879 if (spec->ip_ver != ETH_RX_NFC_IP4)
5880 return -EOPNOTSUPP;
5881
5882 return 0;
5883 }
5884
hclge_fd_check_tcpip6_tuple(struct ethtool_tcpip6_spec *spec, u32 *unused_tuple)5885 static int hclge_fd_check_tcpip6_tuple(struct ethtool_tcpip6_spec *spec,
5886 u32 *unused_tuple)
5887 {
5888 if (!spec || !unused_tuple)
5889 return -EINVAL;
5890
5891 *unused_tuple |= BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC);
5892
5893 /* check whether src/dst ip address used */
5894 if (ipv6_addr_any((struct in6_addr *)spec->ip6src))
5895 *unused_tuple |= BIT(INNER_SRC_IP);
5896
5897 if (ipv6_addr_any((struct in6_addr *)spec->ip6dst))
5898 *unused_tuple |= BIT(INNER_DST_IP);
5899
5900 if (!spec->psrc)
5901 *unused_tuple |= BIT(INNER_SRC_PORT);
5902
5903 if (!spec->pdst)
5904 *unused_tuple |= BIT(INNER_DST_PORT);
5905
5906 if (!spec->tclass)
5907 *unused_tuple |= BIT(INNER_IP_TOS);
5908
5909 return 0;
5910 }
5911
hclge_fd_check_ip6_tuple(struct ethtool_usrip6_spec *spec, u32 *unused_tuple)5912 static int hclge_fd_check_ip6_tuple(struct ethtool_usrip6_spec *spec,
5913 u32 *unused_tuple)
5914 {
5915 if (!spec || !unused_tuple)
5916 return -EINVAL;
5917
5918 *unused_tuple |= BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC) |
5919 BIT(INNER_SRC_PORT) | BIT(INNER_DST_PORT);
5920
5921 /* check whether src/dst ip address used */
5922 if (ipv6_addr_any((struct in6_addr *)spec->ip6src))
5923 *unused_tuple |= BIT(INNER_SRC_IP);
5924
5925 if (ipv6_addr_any((struct in6_addr *)spec->ip6dst))
5926 *unused_tuple |= BIT(INNER_DST_IP);
5927
5928 if (!spec->l4_proto)
5929 *unused_tuple |= BIT(INNER_IP_PROTO);
5930
5931 if (!spec->tclass)
5932 *unused_tuple |= BIT(INNER_IP_TOS);
5933
5934 if (spec->l4_4_bytes)
5935 return -EOPNOTSUPP;
5936
5937 return 0;
5938 }
5939
hclge_fd_check_ether_tuple(struct ethhdr *spec, u32 *unused_tuple)5940 static int hclge_fd_check_ether_tuple(struct ethhdr *spec, u32 *unused_tuple)
5941 {
5942 if (!spec || !unused_tuple)
5943 return -EINVAL;
5944
5945 *unused_tuple |= BIT(INNER_SRC_IP) | BIT(INNER_DST_IP) |
5946 BIT(INNER_SRC_PORT) | BIT(INNER_DST_PORT) |
5947 BIT(INNER_IP_TOS) | BIT(INNER_IP_PROTO);
5948
5949 if (is_zero_ether_addr(spec->h_source))
5950 *unused_tuple |= BIT(INNER_SRC_MAC);
5951
5952 if (is_zero_ether_addr(spec->h_dest))
5953 *unused_tuple |= BIT(INNER_DST_MAC);
5954
5955 if (!spec->h_proto)
5956 *unused_tuple |= BIT(INNER_ETH_TYPE);
5957
5958 return 0;
5959 }
5960
hclge_fd_check_ext_tuple(struct hclge_dev *hdev, struct ethtool_rx_flow_spec *fs, u32 *unused_tuple)5961 static int hclge_fd_check_ext_tuple(struct hclge_dev *hdev,
5962 struct ethtool_rx_flow_spec *fs,
5963 u32 *unused_tuple)
5964 {
5965 if (fs->flow_type & FLOW_EXT) {
5966 if (fs->h_ext.vlan_etype) {
5967 dev_err(&hdev->pdev->dev, "vlan-etype is not supported!\n");
5968 return -EOPNOTSUPP;
5969 }
5970
5971 if (!fs->h_ext.vlan_tci)
5972 *unused_tuple |= BIT(INNER_VLAN_TAG_FST);
5973
5974 if (fs->m_ext.vlan_tci &&
5975 be16_to_cpu(fs->h_ext.vlan_tci) >= VLAN_N_VID) {
5976 dev_err(&hdev->pdev->dev,
5977 "failed to config vlan_tci, invalid vlan_tci: %u, max is %d.\n",
5978 ntohs(fs->h_ext.vlan_tci), VLAN_N_VID - 1);
5979 return -EINVAL;
5980 }
5981 } else {
5982 *unused_tuple |= BIT(INNER_VLAN_TAG_FST);
5983 }
5984
5985 if (fs->flow_type & FLOW_MAC_EXT) {
5986 if (hdev->fd_cfg.fd_mode !=
5987 HCLGE_FD_MODE_DEPTH_2K_WIDTH_400B_STAGE_1) {
5988 dev_err(&hdev->pdev->dev,
5989 "FLOW_MAC_EXT is not supported in current fd mode!\n");
5990 return -EOPNOTSUPP;
5991 }
5992
5993 if (is_zero_ether_addr(fs->h_ext.h_dest))
5994 *unused_tuple |= BIT(INNER_DST_MAC);
5995 else
5996 *unused_tuple &= ~BIT(INNER_DST_MAC);
5997 }
5998
5999 return 0;
6000 }
6001
hclge_fd_get_user_def_layer(u32 flow_type, u32 *unused_tuple, struct hclge_fd_user_def_info *info)6002 static int hclge_fd_get_user_def_layer(u32 flow_type, u32 *unused_tuple,
6003 struct hclge_fd_user_def_info *info)
6004 {
6005 switch (flow_type) {
6006 case ETHER_FLOW:
6007 info->layer = HCLGE_FD_USER_DEF_L2;
6008 *unused_tuple &= ~BIT(INNER_L2_RSV);
6009 break;
6010 case IP_USER_FLOW:
6011 case IPV6_USER_FLOW:
6012 info->layer = HCLGE_FD_USER_DEF_L3;
6013 *unused_tuple &= ~BIT(INNER_L3_RSV);
6014 break;
6015 case TCP_V4_FLOW:
6016 case UDP_V4_FLOW:
6017 case TCP_V6_FLOW:
6018 case UDP_V6_FLOW:
6019 info->layer = HCLGE_FD_USER_DEF_L4;
6020 *unused_tuple &= ~BIT(INNER_L4_RSV);
6021 break;
6022 default:
6023 return -EOPNOTSUPP;
6024 }
6025
6026 return 0;
6027 }
6028
hclge_fd_is_user_def_all_masked(struct ethtool_rx_flow_spec *fs)6029 static bool hclge_fd_is_user_def_all_masked(struct ethtool_rx_flow_spec *fs)
6030 {
6031 return be32_to_cpu(fs->m_ext.data[1] | fs->m_ext.data[0]) == 0;
6032 }
6033
hclge_fd_parse_user_def_field(struct hclge_dev *hdev, struct ethtool_rx_flow_spec *fs, u32 *unused_tuple, struct hclge_fd_user_def_info *info)6034 static int hclge_fd_parse_user_def_field(struct hclge_dev *hdev,
6035 struct ethtool_rx_flow_spec *fs,
6036 u32 *unused_tuple,
6037 struct hclge_fd_user_def_info *info)
6038 {
6039 u32 tuple_active = hdev->fd_cfg.key_cfg[HCLGE_FD_STAGE_1].tuple_active;
6040 u32 flow_type = fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT);
6041 u16 data, offset, data_mask, offset_mask;
6042 int ret;
6043
6044 info->layer = HCLGE_FD_USER_DEF_NONE;
6045 *unused_tuple |= HCLGE_FD_TUPLE_USER_DEF_TUPLES;
6046
6047 if (!(fs->flow_type & FLOW_EXT) || hclge_fd_is_user_def_all_masked(fs))
6048 return 0;
6049
6050 /* user-def data from ethtool is 64 bit value, the bit0~15 is used
6051 * for data, and bit32~47 is used for offset.
6052 */
6053 data = be32_to_cpu(fs->h_ext.data[1]) & HCLGE_FD_USER_DEF_DATA;
6054 data_mask = be32_to_cpu(fs->m_ext.data[1]) & HCLGE_FD_USER_DEF_DATA;
6055 offset = be32_to_cpu(fs->h_ext.data[0]) & HCLGE_FD_USER_DEF_OFFSET;
6056 offset_mask = be32_to_cpu(fs->m_ext.data[0]) & HCLGE_FD_USER_DEF_OFFSET;
6057
6058 if (!(tuple_active & HCLGE_FD_TUPLE_USER_DEF_TUPLES)) {
6059 dev_err(&hdev->pdev->dev, "user-def bytes are not supported\n");
6060 return -EOPNOTSUPP;
6061 }
6062
6063 if (offset > HCLGE_FD_MAX_USER_DEF_OFFSET) {
6064 dev_err(&hdev->pdev->dev,
6065 "user-def offset[%u] should be no more than %u\n",
6066 offset, HCLGE_FD_MAX_USER_DEF_OFFSET);
6067 return -EINVAL;
6068 }
6069
6070 if (offset_mask != HCLGE_FD_USER_DEF_OFFSET_UNMASK) {
6071 dev_err(&hdev->pdev->dev, "user-def offset can't be masked\n");
6072 return -EINVAL;
6073 }
6074
6075 ret = hclge_fd_get_user_def_layer(flow_type, unused_tuple, info);
6076 if (ret) {
6077 dev_err(&hdev->pdev->dev,
6078 "unsupported flow type for user-def bytes, ret = %d\n",
6079 ret);
6080 return ret;
6081 }
6082
6083 info->data = data;
6084 info->data_mask = data_mask;
6085 info->offset = offset;
6086
6087 return 0;
6088 }
6089
hclge_fd_check_spec(struct hclge_dev *hdev, struct ethtool_rx_flow_spec *fs, u32 *unused_tuple, struct hclge_fd_user_def_info *info)6090 static int hclge_fd_check_spec(struct hclge_dev *hdev,
6091 struct ethtool_rx_flow_spec *fs,
6092 u32 *unused_tuple,
6093 struct hclge_fd_user_def_info *info)
6094 {
6095 u32 flow_type;
6096 int ret;
6097
6098 if (fs->location >= hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1]) {
6099 dev_err(&hdev->pdev->dev,
6100 "failed to config fd rules, invalid rule location: %u, max is %u\n.",
6101 fs->location,
6102 hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1] - 1);
6103 return -EINVAL;
6104 }
6105
6106 ret = hclge_fd_parse_user_def_field(hdev, fs, unused_tuple, info);
6107 if (ret)
6108 return ret;
6109
6110 flow_type = fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT);
6111 switch (flow_type) {
6112 case SCTP_V4_FLOW:
6113 case TCP_V4_FLOW:
6114 case UDP_V4_FLOW:
6115 ret = hclge_fd_check_tcpip4_tuple(&fs->h_u.tcp_ip4_spec,
6116 unused_tuple);
6117 break;
6118 case IP_USER_FLOW:
6119 ret = hclge_fd_check_ip4_tuple(&fs->h_u.usr_ip4_spec,
6120 unused_tuple);
6121 break;
6122 case SCTP_V6_FLOW:
6123 case TCP_V6_FLOW:
6124 case UDP_V6_FLOW:
6125 ret = hclge_fd_check_tcpip6_tuple(&fs->h_u.tcp_ip6_spec,
6126 unused_tuple);
6127 break;
6128 case IPV6_USER_FLOW:
6129 ret = hclge_fd_check_ip6_tuple(&fs->h_u.usr_ip6_spec,
6130 unused_tuple);
6131 break;
6132 case ETHER_FLOW:
6133 if (hdev->fd_cfg.fd_mode !=
6134 HCLGE_FD_MODE_DEPTH_2K_WIDTH_400B_STAGE_1) {
6135 dev_err(&hdev->pdev->dev,
6136 "ETHER_FLOW is not supported in current fd mode!\n");
6137 return -EOPNOTSUPP;
6138 }
6139
6140 ret = hclge_fd_check_ether_tuple(&fs->h_u.ether_spec,
6141 unused_tuple);
6142 break;
6143 default:
6144 dev_err(&hdev->pdev->dev,
6145 "unsupported protocol type, protocol type = %#x\n",
6146 flow_type);
6147 return -EOPNOTSUPP;
6148 }
6149
6150 if (ret) {
6151 dev_err(&hdev->pdev->dev,
6152 "failed to check flow union tuple, ret = %d\n",
6153 ret);
6154 return ret;
6155 }
6156
6157 return hclge_fd_check_ext_tuple(hdev, fs, unused_tuple);
6158 }
6159
hclge_fd_get_tcpip4_tuple(struct ethtool_rx_flow_spec *fs, struct hclge_fd_rule *rule, u8 ip_proto)6160 static void hclge_fd_get_tcpip4_tuple(struct ethtool_rx_flow_spec *fs,
6161 struct hclge_fd_rule *rule, u8 ip_proto)
6162 {
6163 rule->tuples.src_ip[IPV4_INDEX] =
6164 be32_to_cpu(fs->h_u.tcp_ip4_spec.ip4src);
6165 rule->tuples_mask.src_ip[IPV4_INDEX] =
6166 be32_to_cpu(fs->m_u.tcp_ip4_spec.ip4src);
6167
6168 rule->tuples.dst_ip[IPV4_INDEX] =
6169 be32_to_cpu(fs->h_u.tcp_ip4_spec.ip4dst);
6170 rule->tuples_mask.dst_ip[IPV4_INDEX] =
6171 be32_to_cpu(fs->m_u.tcp_ip4_spec.ip4dst);
6172
6173 rule->tuples.src_port = be16_to_cpu(fs->h_u.tcp_ip4_spec.psrc);
6174 rule->tuples_mask.src_port = be16_to_cpu(fs->m_u.tcp_ip4_spec.psrc);
6175
6176 rule->tuples.dst_port = be16_to_cpu(fs->h_u.tcp_ip4_spec.pdst);
6177 rule->tuples_mask.dst_port = be16_to_cpu(fs->m_u.tcp_ip4_spec.pdst);
6178
6179 rule->tuples.ip_tos = fs->h_u.tcp_ip4_spec.tos;
6180 rule->tuples_mask.ip_tos = fs->m_u.tcp_ip4_spec.tos;
6181
6182 rule->tuples.ether_proto = ETH_P_IP;
6183 rule->tuples_mask.ether_proto = 0xFFFF;
6184
6185 rule->tuples.ip_proto = ip_proto;
6186 rule->tuples_mask.ip_proto = 0xFF;
6187 }
6188
hclge_fd_get_ip4_tuple(struct ethtool_rx_flow_spec *fs, struct hclge_fd_rule *rule)6189 static void hclge_fd_get_ip4_tuple(struct ethtool_rx_flow_spec *fs,
6190 struct hclge_fd_rule *rule)
6191 {
6192 rule->tuples.src_ip[IPV4_INDEX] =
6193 be32_to_cpu(fs->h_u.usr_ip4_spec.ip4src);
6194 rule->tuples_mask.src_ip[IPV4_INDEX] =
6195 be32_to_cpu(fs->m_u.usr_ip4_spec.ip4src);
6196
6197 rule->tuples.dst_ip[IPV4_INDEX] =
6198 be32_to_cpu(fs->h_u.usr_ip4_spec.ip4dst);
6199 rule->tuples_mask.dst_ip[IPV4_INDEX] =
6200 be32_to_cpu(fs->m_u.usr_ip4_spec.ip4dst);
6201
6202 rule->tuples.ip_tos = fs->h_u.usr_ip4_spec.tos;
6203 rule->tuples_mask.ip_tos = fs->m_u.usr_ip4_spec.tos;
6204
6205 rule->tuples.ip_proto = fs->h_u.usr_ip4_spec.proto;
6206 rule->tuples_mask.ip_proto = fs->m_u.usr_ip4_spec.proto;
6207
6208 rule->tuples.ether_proto = ETH_P_IP;
6209 rule->tuples_mask.ether_proto = 0xFFFF;
6210 }
6211
hclge_fd_get_tcpip6_tuple(struct ethtool_rx_flow_spec *fs, struct hclge_fd_rule *rule, u8 ip_proto)6212 static void hclge_fd_get_tcpip6_tuple(struct ethtool_rx_flow_spec *fs,
6213 struct hclge_fd_rule *rule, u8 ip_proto)
6214 {
6215 be32_to_cpu_array(rule->tuples.src_ip, fs->h_u.tcp_ip6_spec.ip6src,
6216 IPV6_SIZE);
6217 be32_to_cpu_array(rule->tuples_mask.src_ip, fs->m_u.tcp_ip6_spec.ip6src,
6218 IPV6_SIZE);
6219
6220 be32_to_cpu_array(rule->tuples.dst_ip, fs->h_u.tcp_ip6_spec.ip6dst,
6221 IPV6_SIZE);
6222 be32_to_cpu_array(rule->tuples_mask.dst_ip, fs->m_u.tcp_ip6_spec.ip6dst,
6223 IPV6_SIZE);
6224
6225 rule->tuples.src_port = be16_to_cpu(fs->h_u.tcp_ip6_spec.psrc);
6226 rule->tuples_mask.src_port = be16_to_cpu(fs->m_u.tcp_ip6_spec.psrc);
6227
6228 rule->tuples.dst_port = be16_to_cpu(fs->h_u.tcp_ip6_spec.pdst);
6229 rule->tuples_mask.dst_port = be16_to_cpu(fs->m_u.tcp_ip6_spec.pdst);
6230
6231 rule->tuples.ether_proto = ETH_P_IPV6;
6232 rule->tuples_mask.ether_proto = 0xFFFF;
6233
6234 rule->tuples.ip_tos = fs->h_u.tcp_ip6_spec.tclass;
6235 rule->tuples_mask.ip_tos = fs->m_u.tcp_ip6_spec.tclass;
6236
6237 rule->tuples.ip_proto = ip_proto;
6238 rule->tuples_mask.ip_proto = 0xFF;
6239 }
6240
hclge_fd_get_ip6_tuple(struct ethtool_rx_flow_spec *fs, struct hclge_fd_rule *rule)6241 static void hclge_fd_get_ip6_tuple(struct ethtool_rx_flow_spec *fs,
6242 struct hclge_fd_rule *rule)
6243 {
6244 be32_to_cpu_array(rule->tuples.src_ip, fs->h_u.usr_ip6_spec.ip6src,
6245 IPV6_SIZE);
6246 be32_to_cpu_array(rule->tuples_mask.src_ip, fs->m_u.usr_ip6_spec.ip6src,
6247 IPV6_SIZE);
6248
6249 be32_to_cpu_array(rule->tuples.dst_ip, fs->h_u.usr_ip6_spec.ip6dst,
6250 IPV6_SIZE);
6251 be32_to_cpu_array(rule->tuples_mask.dst_ip, fs->m_u.usr_ip6_spec.ip6dst,
6252 IPV6_SIZE);
6253
6254 rule->tuples.ip_proto = fs->h_u.usr_ip6_spec.l4_proto;
6255 rule->tuples_mask.ip_proto = fs->m_u.usr_ip6_spec.l4_proto;
6256
6257 rule->tuples.ip_tos = fs->h_u.tcp_ip6_spec.tclass;
6258 rule->tuples_mask.ip_tos = fs->m_u.tcp_ip6_spec.tclass;
6259
6260 rule->tuples.ether_proto = ETH_P_IPV6;
6261 rule->tuples_mask.ether_proto = 0xFFFF;
6262 }
6263
hclge_fd_get_ether_tuple(struct ethtool_rx_flow_spec *fs, struct hclge_fd_rule *rule)6264 static void hclge_fd_get_ether_tuple(struct ethtool_rx_flow_spec *fs,
6265 struct hclge_fd_rule *rule)
6266 {
6267 ether_addr_copy(rule->tuples.src_mac, fs->h_u.ether_spec.h_source);
6268 ether_addr_copy(rule->tuples_mask.src_mac, fs->m_u.ether_spec.h_source);
6269
6270 ether_addr_copy(rule->tuples.dst_mac, fs->h_u.ether_spec.h_dest);
6271 ether_addr_copy(rule->tuples_mask.dst_mac, fs->m_u.ether_spec.h_dest);
6272
6273 rule->tuples.ether_proto = be16_to_cpu(fs->h_u.ether_spec.h_proto);
6274 rule->tuples_mask.ether_proto = be16_to_cpu(fs->m_u.ether_spec.h_proto);
6275 }
6276
hclge_fd_get_user_def_tuple(struct hclge_fd_user_def_info *info, struct hclge_fd_rule *rule)6277 static void hclge_fd_get_user_def_tuple(struct hclge_fd_user_def_info *info,
6278 struct hclge_fd_rule *rule)
6279 {
6280 switch (info->layer) {
6281 case HCLGE_FD_USER_DEF_L2:
6282 rule->tuples.l2_user_def = info->data;
6283 rule->tuples_mask.l2_user_def = info->data_mask;
6284 break;
6285 case HCLGE_FD_USER_DEF_L3:
6286 rule->tuples.l3_user_def = info->data;
6287 rule->tuples_mask.l3_user_def = info->data_mask;
6288 break;
6289 case HCLGE_FD_USER_DEF_L4:
6290 rule->tuples.l4_user_def = (u32)info->data << 16;
6291 rule->tuples_mask.l4_user_def = (u32)info->data_mask << 16;
6292 break;
6293 default:
6294 break;
6295 }
6296
6297 rule->ep.user_def = *info;
6298 }
6299
hclge_fd_get_tuple(struct ethtool_rx_flow_spec *fs, struct hclge_fd_rule *rule, struct hclge_fd_user_def_info *info)6300 static int hclge_fd_get_tuple(struct ethtool_rx_flow_spec *fs,
6301 struct hclge_fd_rule *rule,
6302 struct hclge_fd_user_def_info *info)
6303 {
6304 u32 flow_type = fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT);
6305
6306 switch (flow_type) {
6307 case SCTP_V4_FLOW:
6308 hclge_fd_get_tcpip4_tuple(fs, rule, IPPROTO_SCTP);
6309 break;
6310 case TCP_V4_FLOW:
6311 hclge_fd_get_tcpip4_tuple(fs, rule, IPPROTO_TCP);
6312 break;
6313 case UDP_V4_FLOW:
6314 hclge_fd_get_tcpip4_tuple(fs, rule, IPPROTO_UDP);
6315 break;
6316 case IP_USER_FLOW:
6317 hclge_fd_get_ip4_tuple(fs, rule);
6318 break;
6319 case SCTP_V6_FLOW:
6320 hclge_fd_get_tcpip6_tuple(fs, rule, IPPROTO_SCTP);
6321 break;
6322 case TCP_V6_FLOW:
6323 hclge_fd_get_tcpip6_tuple(fs, rule, IPPROTO_TCP);
6324 break;
6325 case UDP_V6_FLOW:
6326 hclge_fd_get_tcpip6_tuple(fs, rule, IPPROTO_UDP);
6327 break;
6328 case IPV6_USER_FLOW:
6329 hclge_fd_get_ip6_tuple(fs, rule);
6330 break;
6331 case ETHER_FLOW:
6332 hclge_fd_get_ether_tuple(fs, rule);
6333 break;
6334 default:
6335 return -EOPNOTSUPP;
6336 }
6337
6338 if (fs->flow_type & FLOW_EXT) {
6339 rule->tuples.vlan_tag1 = be16_to_cpu(fs->h_ext.vlan_tci);
6340 rule->tuples_mask.vlan_tag1 = be16_to_cpu(fs->m_ext.vlan_tci);
6341 hclge_fd_get_user_def_tuple(info, rule);
6342 }
6343
6344 if (fs->flow_type & FLOW_MAC_EXT) {
6345 ether_addr_copy(rule->tuples.dst_mac, fs->h_ext.h_dest);
6346 ether_addr_copy(rule->tuples_mask.dst_mac, fs->m_ext.h_dest);
6347 }
6348
6349 return 0;
6350 }
6351
hclge_fd_config_rule(struct hclge_dev *hdev, struct hclge_fd_rule *rule)6352 static int hclge_fd_config_rule(struct hclge_dev *hdev,
6353 struct hclge_fd_rule *rule)
6354 {
6355 int ret;
6356
6357 ret = hclge_config_action(hdev, HCLGE_FD_STAGE_1, rule);
6358 if (ret)
6359 return ret;
6360
6361 return hclge_config_key(hdev, HCLGE_FD_STAGE_1, rule);
6362 }
6363
hclge_add_fd_entry_common(struct hclge_dev *hdev, struct hclge_fd_rule *rule)6364 static int hclge_add_fd_entry_common(struct hclge_dev *hdev,
6365 struct hclge_fd_rule *rule)
6366 {
6367 int ret;
6368
6369 spin_lock_bh(&hdev->fd_rule_lock);
6370
6371 if (hdev->fd_active_type != rule->rule_type &&
6372 (hdev->fd_active_type == HCLGE_FD_TC_FLOWER_ACTIVE ||
6373 hdev->fd_active_type == HCLGE_FD_EP_ACTIVE)) {
6374 dev_err(&hdev->pdev->dev,
6375 "mode conflict(new type %d, active type %d), please delete existent rules first\n",
6376 rule->rule_type, hdev->fd_active_type);
6377 spin_unlock_bh(&hdev->fd_rule_lock);
6378 return -EINVAL;
6379 }
6380
6381 ret = hclge_fd_check_user_def_refcnt(hdev, rule);
6382 if (ret)
6383 goto out;
6384
6385 ret = hclge_clear_arfs_rules(hdev);
6386 if (ret)
6387 goto out;
6388
6389 ret = hclge_fd_config_rule(hdev, rule);
6390 if (ret)
6391 goto out;
6392
6393 rule->state = HCLGE_FD_ACTIVE;
6394 hdev->fd_active_type = rule->rule_type;
6395 hclge_update_fd_list(hdev, rule->state, rule->location, rule);
6396
6397 out:
6398 spin_unlock_bh(&hdev->fd_rule_lock);
6399 return ret;
6400 }
6401
hclge_is_cls_flower_active(struct hnae3_handle *handle)6402 static bool hclge_is_cls_flower_active(struct hnae3_handle *handle)
6403 {
6404 struct hclge_vport *vport = hclge_get_vport(handle);
6405 struct hclge_dev *hdev = vport->back;
6406
6407 return hdev->fd_active_type == HCLGE_FD_TC_FLOWER_ACTIVE;
6408 }
6409
hclge_fd_parse_ring_cookie(struct hclge_dev *hdev, u64 ring_cookie, u16 *vport_id, u8 *action, u16 *queue_id)6410 static int hclge_fd_parse_ring_cookie(struct hclge_dev *hdev, u64 ring_cookie,
6411 u16 *vport_id, u8 *action, u16 *queue_id)
6412 {
6413 struct hclge_vport *vport = hdev->vport;
6414
6415 if (ring_cookie == RX_CLS_FLOW_DISC) {
6416 *action = HCLGE_FD_ACTION_DROP_PACKET;
6417 } else {
6418 u32 ring = ethtool_get_flow_spec_ring(ring_cookie);
6419 u8 vf = ethtool_get_flow_spec_ring_vf(ring_cookie);
6420 u16 tqps;
6421
6422 /* To keep consistent with user's configuration, minus 1 when
6423 * printing 'vf', because vf id from ethtool is added 1 for vf.
6424 */
6425 if (vf > hdev->num_req_vfs) {
6426 dev_err(&hdev->pdev->dev,
6427 "Error: vf id (%u) should be less than %u\n",
6428 vf - 1U, hdev->num_req_vfs);
6429 return -EINVAL;
6430 }
6431
6432 *vport_id = vf ? hdev->vport[vf].vport_id : vport->vport_id;
6433 tqps = hdev->vport[vf].nic.kinfo.num_tqps;
6434
6435 if (ring >= tqps) {
6436 dev_err(&hdev->pdev->dev,
6437 "Error: queue id (%u) > max tqp num (%u)\n",
6438 ring, tqps - 1U);
6439 return -EINVAL;
6440 }
6441
6442 *action = HCLGE_FD_ACTION_SELECT_QUEUE;
6443 *queue_id = ring;
6444 }
6445
6446 return 0;
6447 }
6448
hclge_add_fd_entry(struct hnae3_handle *handle, struct ethtool_rxnfc *cmd)6449 static int hclge_add_fd_entry(struct hnae3_handle *handle,
6450 struct ethtool_rxnfc *cmd)
6451 {
6452 struct hclge_vport *vport = hclge_get_vport(handle);
6453 struct hclge_dev *hdev = vport->back;
6454 struct hclge_fd_user_def_info info;
6455 u16 dst_vport_id = 0, q_index = 0;
6456 struct ethtool_rx_flow_spec *fs;
6457 struct hclge_fd_rule *rule;
6458 u32 unused = 0;
6459 u8 action;
6460 int ret;
6461
6462 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev)) {
6463 dev_err(&hdev->pdev->dev,
6464 "flow table director is not supported\n");
6465 return -EOPNOTSUPP;
6466 }
6467
6468 if (!hdev->fd_en) {
6469 dev_err(&hdev->pdev->dev,
6470 "please enable flow director first\n");
6471 return -EOPNOTSUPP;
6472 }
6473
6474 fs = (struct ethtool_rx_flow_spec *)&cmd->fs;
6475
6476 ret = hclge_fd_check_spec(hdev, fs, &unused, &info);
6477 if (ret)
6478 return ret;
6479
6480 ret = hclge_fd_parse_ring_cookie(hdev, fs->ring_cookie, &dst_vport_id,
6481 &action, &q_index);
6482 if (ret)
6483 return ret;
6484
6485 rule = kzalloc(sizeof(*rule), GFP_KERNEL);
6486 if (!rule)
6487 return -ENOMEM;
6488
6489 ret = hclge_fd_get_tuple(fs, rule, &info);
6490 if (ret) {
6491 kfree(rule);
6492 return ret;
6493 }
6494
6495 rule->flow_type = fs->flow_type;
6496 rule->location = fs->location;
6497 rule->unused_tuple = unused;
6498 rule->vf_id = dst_vport_id;
6499 rule->queue_id = q_index;
6500 rule->action = action;
6501 rule->rule_type = HCLGE_FD_EP_ACTIVE;
6502
6503 ret = hclge_add_fd_entry_common(hdev, rule);
6504 if (ret)
6505 kfree(rule);
6506
6507 return ret;
6508 }
6509
hclge_del_fd_entry(struct hnae3_handle *handle, struct ethtool_rxnfc *cmd)6510 static int hclge_del_fd_entry(struct hnae3_handle *handle,
6511 struct ethtool_rxnfc *cmd)
6512 {
6513 struct hclge_vport *vport = hclge_get_vport(handle);
6514 struct hclge_dev *hdev = vport->back;
6515 struct ethtool_rx_flow_spec *fs;
6516 int ret;
6517
6518 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
6519 return -EOPNOTSUPP;
6520
6521 fs = (struct ethtool_rx_flow_spec *)&cmd->fs;
6522
6523 if (fs->location >= hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1])
6524 return -EINVAL;
6525
6526 spin_lock_bh(&hdev->fd_rule_lock);
6527 if (hdev->fd_active_type == HCLGE_FD_TC_FLOWER_ACTIVE ||
6528 !test_bit(fs->location, hdev->fd_bmap)) {
6529 dev_err(&hdev->pdev->dev,
6530 "Delete fail, rule %u is inexistent\n", fs->location);
6531 spin_unlock_bh(&hdev->fd_rule_lock);
6532 return -ENOENT;
6533 }
6534
6535 ret = hclge_fd_tcam_config(hdev, HCLGE_FD_STAGE_1, true, fs->location,
6536 NULL, false);
6537 if (ret)
6538 goto out;
6539
6540 hclge_update_fd_list(hdev, HCLGE_FD_DELETED, fs->location, NULL);
6541
6542 out:
6543 spin_unlock_bh(&hdev->fd_rule_lock);
6544 return ret;
6545 }
6546
hclge_clear_fd_rules_in_list(struct hclge_dev *hdev, bool clear_list)6547 static void hclge_clear_fd_rules_in_list(struct hclge_dev *hdev,
6548 bool clear_list)
6549 {
6550 struct hclge_fd_rule *rule;
6551 struct hlist_node *node;
6552 u16 location;
6553
6554 spin_lock_bh(&hdev->fd_rule_lock);
6555
6556 for_each_set_bit(location, hdev->fd_bmap,
6557 hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1])
6558 hclge_fd_tcam_config(hdev, HCLGE_FD_STAGE_1, true, location,
6559 NULL, false);
6560
6561 if (clear_list) {
6562 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list,
6563 rule_node) {
6564 hlist_del(&rule->rule_node);
6565 kfree(rule);
6566 }
6567 hdev->fd_active_type = HCLGE_FD_RULE_NONE;
6568 hdev->hclge_fd_rule_num = 0;
6569 bitmap_zero(hdev->fd_bmap,
6570 hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1]);
6571 }
6572
6573 spin_unlock_bh(&hdev->fd_rule_lock);
6574 }
6575
hclge_del_all_fd_entries(struct hclge_dev *hdev)6576 static void hclge_del_all_fd_entries(struct hclge_dev *hdev)
6577 {
6578 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
6579 return;
6580
6581 hclge_clear_fd_rules_in_list(hdev, true);
6582 hclge_fd_disable_user_def(hdev);
6583 }
6584
hclge_restore_fd_entries(struct hnae3_handle *handle)6585 static int hclge_restore_fd_entries(struct hnae3_handle *handle)
6586 {
6587 struct hclge_vport *vport = hclge_get_vport(handle);
6588 struct hclge_dev *hdev = vport->back;
6589 struct hclge_fd_rule *rule;
6590 struct hlist_node *node;
6591
6592 /* Return ok here, because reset error handling will check this
6593 * return value. If error is returned here, the reset process will
6594 * fail.
6595 */
6596 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
6597 return 0;
6598
6599 /* if fd is disabled, should not restore it when reset */
6600 if (!hdev->fd_en)
6601 return 0;
6602
6603 spin_lock_bh(&hdev->fd_rule_lock);
6604 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
6605 if (rule->state == HCLGE_FD_ACTIVE)
6606 rule->state = HCLGE_FD_TO_ADD;
6607 }
6608 spin_unlock_bh(&hdev->fd_rule_lock);
6609 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
6610
6611 return 0;
6612 }
6613
hclge_get_fd_rule_cnt(struct hnae3_handle *handle, struct ethtool_rxnfc *cmd)6614 static int hclge_get_fd_rule_cnt(struct hnae3_handle *handle,
6615 struct ethtool_rxnfc *cmd)
6616 {
6617 struct hclge_vport *vport = hclge_get_vport(handle);
6618 struct hclge_dev *hdev = vport->back;
6619
6620 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev) || hclge_is_cls_flower_active(handle))
6621 return -EOPNOTSUPP;
6622
6623 cmd->rule_cnt = hdev->hclge_fd_rule_num;
6624 cmd->data = hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1];
6625
6626 return 0;
6627 }
6628
hclge_fd_get_tcpip4_info(struct hclge_fd_rule *rule, struct ethtool_tcpip4_spec *spec, struct ethtool_tcpip4_spec *spec_mask)6629 static void hclge_fd_get_tcpip4_info(struct hclge_fd_rule *rule,
6630 struct ethtool_tcpip4_spec *spec,
6631 struct ethtool_tcpip4_spec *spec_mask)
6632 {
6633 spec->ip4src = cpu_to_be32(rule->tuples.src_ip[IPV4_INDEX]);
6634 spec_mask->ip4src = rule->unused_tuple & BIT(INNER_SRC_IP) ?
6635 0 : cpu_to_be32(rule->tuples_mask.src_ip[IPV4_INDEX]);
6636
6637 spec->ip4dst = cpu_to_be32(rule->tuples.dst_ip[IPV4_INDEX]);
6638 spec_mask->ip4dst = rule->unused_tuple & BIT(INNER_DST_IP) ?
6639 0 : cpu_to_be32(rule->tuples_mask.dst_ip[IPV4_INDEX]);
6640
6641 spec->psrc = cpu_to_be16(rule->tuples.src_port);
6642 spec_mask->psrc = rule->unused_tuple & BIT(INNER_SRC_PORT) ?
6643 0 : cpu_to_be16(rule->tuples_mask.src_port);
6644
6645 spec->pdst = cpu_to_be16(rule->tuples.dst_port);
6646 spec_mask->pdst = rule->unused_tuple & BIT(INNER_DST_PORT) ?
6647 0 : cpu_to_be16(rule->tuples_mask.dst_port);
6648
6649 spec->tos = rule->tuples.ip_tos;
6650 spec_mask->tos = rule->unused_tuple & BIT(INNER_IP_TOS) ?
6651 0 : rule->tuples_mask.ip_tos;
6652 }
6653
hclge_fd_get_ip4_info(struct hclge_fd_rule *rule, struct ethtool_usrip4_spec *spec, struct ethtool_usrip4_spec *spec_mask)6654 static void hclge_fd_get_ip4_info(struct hclge_fd_rule *rule,
6655 struct ethtool_usrip4_spec *spec,
6656 struct ethtool_usrip4_spec *spec_mask)
6657 {
6658 spec->ip4src = cpu_to_be32(rule->tuples.src_ip[IPV4_INDEX]);
6659 spec_mask->ip4src = rule->unused_tuple & BIT(INNER_SRC_IP) ?
6660 0 : cpu_to_be32(rule->tuples_mask.src_ip[IPV4_INDEX]);
6661
6662 spec->ip4dst = cpu_to_be32(rule->tuples.dst_ip[IPV4_INDEX]);
6663 spec_mask->ip4dst = rule->unused_tuple & BIT(INNER_DST_IP) ?
6664 0 : cpu_to_be32(rule->tuples_mask.dst_ip[IPV4_INDEX]);
6665
6666 spec->tos = rule->tuples.ip_tos;
6667 spec_mask->tos = rule->unused_tuple & BIT(INNER_IP_TOS) ?
6668 0 : rule->tuples_mask.ip_tos;
6669
6670 spec->proto = rule->tuples.ip_proto;
6671 spec_mask->proto = rule->unused_tuple & BIT(INNER_IP_PROTO) ?
6672 0 : rule->tuples_mask.ip_proto;
6673
6674 spec->ip_ver = ETH_RX_NFC_IP4;
6675 }
6676
hclge_fd_get_tcpip6_info(struct hclge_fd_rule *rule, struct ethtool_tcpip6_spec *spec, struct ethtool_tcpip6_spec *spec_mask)6677 static void hclge_fd_get_tcpip6_info(struct hclge_fd_rule *rule,
6678 struct ethtool_tcpip6_spec *spec,
6679 struct ethtool_tcpip6_spec *spec_mask)
6680 {
6681 cpu_to_be32_array(spec->ip6src,
6682 rule->tuples.src_ip, IPV6_SIZE);
6683 cpu_to_be32_array(spec->ip6dst,
6684 rule->tuples.dst_ip, IPV6_SIZE);
6685 if (rule->unused_tuple & BIT(INNER_SRC_IP))
6686 memset(spec_mask->ip6src, 0, sizeof(spec_mask->ip6src));
6687 else
6688 cpu_to_be32_array(spec_mask->ip6src, rule->tuples_mask.src_ip,
6689 IPV6_SIZE);
6690
6691 if (rule->unused_tuple & BIT(INNER_DST_IP))
6692 memset(spec_mask->ip6dst, 0, sizeof(spec_mask->ip6dst));
6693 else
6694 cpu_to_be32_array(spec_mask->ip6dst, rule->tuples_mask.dst_ip,
6695 IPV6_SIZE);
6696
6697 spec->tclass = rule->tuples.ip_tos;
6698 spec_mask->tclass = rule->unused_tuple & BIT(INNER_IP_TOS) ?
6699 0 : rule->tuples_mask.ip_tos;
6700
6701 spec->psrc = cpu_to_be16(rule->tuples.src_port);
6702 spec_mask->psrc = rule->unused_tuple & BIT(INNER_SRC_PORT) ?
6703 0 : cpu_to_be16(rule->tuples_mask.src_port);
6704
6705 spec->pdst = cpu_to_be16(rule->tuples.dst_port);
6706 spec_mask->pdst = rule->unused_tuple & BIT(INNER_DST_PORT) ?
6707 0 : cpu_to_be16(rule->tuples_mask.dst_port);
6708 }
6709
hclge_fd_get_ip6_info(struct hclge_fd_rule *rule, struct ethtool_usrip6_spec *spec, struct ethtool_usrip6_spec *spec_mask)6710 static void hclge_fd_get_ip6_info(struct hclge_fd_rule *rule,
6711 struct ethtool_usrip6_spec *spec,
6712 struct ethtool_usrip6_spec *spec_mask)
6713 {
6714 cpu_to_be32_array(spec->ip6src, rule->tuples.src_ip, IPV6_SIZE);
6715 cpu_to_be32_array(spec->ip6dst, rule->tuples.dst_ip, IPV6_SIZE);
6716 if (rule->unused_tuple & BIT(INNER_SRC_IP))
6717 memset(spec_mask->ip6src, 0, sizeof(spec_mask->ip6src));
6718 else
6719 cpu_to_be32_array(spec_mask->ip6src,
6720 rule->tuples_mask.src_ip, IPV6_SIZE);
6721
6722 if (rule->unused_tuple & BIT(INNER_DST_IP))
6723 memset(spec_mask->ip6dst, 0, sizeof(spec_mask->ip6dst));
6724 else
6725 cpu_to_be32_array(spec_mask->ip6dst,
6726 rule->tuples_mask.dst_ip, IPV6_SIZE);
6727
6728 spec->tclass = rule->tuples.ip_tos;
6729 spec_mask->tclass = rule->unused_tuple & BIT(INNER_IP_TOS) ?
6730 0 : rule->tuples_mask.ip_tos;
6731
6732 spec->l4_proto = rule->tuples.ip_proto;
6733 spec_mask->l4_proto = rule->unused_tuple & BIT(INNER_IP_PROTO) ?
6734 0 : rule->tuples_mask.ip_proto;
6735 }
6736
hclge_fd_get_ether_info(struct hclge_fd_rule *rule, struct ethhdr *spec, struct ethhdr *spec_mask)6737 static void hclge_fd_get_ether_info(struct hclge_fd_rule *rule,
6738 struct ethhdr *spec,
6739 struct ethhdr *spec_mask)
6740 {
6741 ether_addr_copy(spec->h_source, rule->tuples.src_mac);
6742 ether_addr_copy(spec->h_dest, rule->tuples.dst_mac);
6743
6744 if (rule->unused_tuple & BIT(INNER_SRC_MAC))
6745 eth_zero_addr(spec_mask->h_source);
6746 else
6747 ether_addr_copy(spec_mask->h_source, rule->tuples_mask.src_mac);
6748
6749 if (rule->unused_tuple & BIT(INNER_DST_MAC))
6750 eth_zero_addr(spec_mask->h_dest);
6751 else
6752 ether_addr_copy(spec_mask->h_dest, rule->tuples_mask.dst_mac);
6753
6754 spec->h_proto = cpu_to_be16(rule->tuples.ether_proto);
6755 spec_mask->h_proto = rule->unused_tuple & BIT(INNER_ETH_TYPE) ?
6756 0 : cpu_to_be16(rule->tuples_mask.ether_proto);
6757 }
6758
hclge_fd_get_user_def_info(struct ethtool_rx_flow_spec *fs, struct hclge_fd_rule *rule)6759 static void hclge_fd_get_user_def_info(struct ethtool_rx_flow_spec *fs,
6760 struct hclge_fd_rule *rule)
6761 {
6762 if ((rule->unused_tuple & HCLGE_FD_TUPLE_USER_DEF_TUPLES) ==
6763 HCLGE_FD_TUPLE_USER_DEF_TUPLES) {
6764 fs->h_ext.data[0] = 0;
6765 fs->h_ext.data[1] = 0;
6766 fs->m_ext.data[0] = 0;
6767 fs->m_ext.data[1] = 0;
6768 } else {
6769 fs->h_ext.data[0] = cpu_to_be32(rule->ep.user_def.offset);
6770 fs->h_ext.data[1] = cpu_to_be32(rule->ep.user_def.data);
6771 fs->m_ext.data[0] =
6772 cpu_to_be32(HCLGE_FD_USER_DEF_OFFSET_UNMASK);
6773 fs->m_ext.data[1] = cpu_to_be32(rule->ep.user_def.data_mask);
6774 }
6775 }
6776
hclge_fd_get_ext_info(struct ethtool_rx_flow_spec *fs, struct hclge_fd_rule *rule)6777 static void hclge_fd_get_ext_info(struct ethtool_rx_flow_spec *fs,
6778 struct hclge_fd_rule *rule)
6779 {
6780 if (fs->flow_type & FLOW_EXT) {
6781 fs->h_ext.vlan_tci = cpu_to_be16(rule->tuples.vlan_tag1);
6782 fs->m_ext.vlan_tci =
6783 rule->unused_tuple & BIT(INNER_VLAN_TAG_FST) ?
6784 0 : cpu_to_be16(rule->tuples_mask.vlan_tag1);
6785
6786 hclge_fd_get_user_def_info(fs, rule);
6787 }
6788
6789 if (fs->flow_type & FLOW_MAC_EXT) {
6790 ether_addr_copy(fs->h_ext.h_dest, rule->tuples.dst_mac);
6791 if (rule->unused_tuple & BIT(INNER_DST_MAC))
6792 eth_zero_addr(fs->m_u.ether_spec.h_dest);
6793 else
6794 ether_addr_copy(fs->m_u.ether_spec.h_dest,
6795 rule->tuples_mask.dst_mac);
6796 }
6797 }
6798
hclge_get_fd_rule(struct hclge_dev *hdev, u16 location)6799 static struct hclge_fd_rule *hclge_get_fd_rule(struct hclge_dev *hdev,
6800 u16 location)
6801 {
6802 struct hclge_fd_rule *rule = NULL;
6803 struct hlist_node *node2;
6804
6805 hlist_for_each_entry_safe(rule, node2, &hdev->fd_rule_list, rule_node) {
6806 if (rule->location == location)
6807 return rule;
6808 else if (rule->location > location)
6809 return NULL;
6810 }
6811
6812 return NULL;
6813 }
6814
hclge_fd_get_ring_cookie(struct ethtool_rx_flow_spec *fs, struct hclge_fd_rule *rule)6815 static void hclge_fd_get_ring_cookie(struct ethtool_rx_flow_spec *fs,
6816 struct hclge_fd_rule *rule)
6817 {
6818 if (rule->action == HCLGE_FD_ACTION_DROP_PACKET) {
6819 fs->ring_cookie = RX_CLS_FLOW_DISC;
6820 } else {
6821 u64 vf_id;
6822
6823 fs->ring_cookie = rule->queue_id;
6824 vf_id = rule->vf_id;
6825 vf_id <<= ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF;
6826 fs->ring_cookie |= vf_id;
6827 }
6828 }
6829
hclge_get_fd_rule_info(struct hnae3_handle *handle, struct ethtool_rxnfc *cmd)6830 static int hclge_get_fd_rule_info(struct hnae3_handle *handle,
6831 struct ethtool_rxnfc *cmd)
6832 {
6833 struct hclge_vport *vport = hclge_get_vport(handle);
6834 struct hclge_fd_rule *rule = NULL;
6835 struct hclge_dev *hdev = vport->back;
6836 struct ethtool_rx_flow_spec *fs;
6837
6838 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
6839 return -EOPNOTSUPP;
6840
6841 fs = (struct ethtool_rx_flow_spec *)&cmd->fs;
6842
6843 spin_lock_bh(&hdev->fd_rule_lock);
6844
6845 rule = hclge_get_fd_rule(hdev, fs->location);
6846 if (!rule) {
6847 spin_unlock_bh(&hdev->fd_rule_lock);
6848 return -ENOENT;
6849 }
6850
6851 fs->flow_type = rule->flow_type;
6852 switch (fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) {
6853 case SCTP_V4_FLOW:
6854 case TCP_V4_FLOW:
6855 case UDP_V4_FLOW:
6856 hclge_fd_get_tcpip4_info(rule, &fs->h_u.tcp_ip4_spec,
6857 &fs->m_u.tcp_ip4_spec);
6858 break;
6859 case IP_USER_FLOW:
6860 hclge_fd_get_ip4_info(rule, &fs->h_u.usr_ip4_spec,
6861 &fs->m_u.usr_ip4_spec);
6862 break;
6863 case SCTP_V6_FLOW:
6864 case TCP_V6_FLOW:
6865 case UDP_V6_FLOW:
6866 hclge_fd_get_tcpip6_info(rule, &fs->h_u.tcp_ip6_spec,
6867 &fs->m_u.tcp_ip6_spec);
6868 break;
6869 case IPV6_USER_FLOW:
6870 hclge_fd_get_ip6_info(rule, &fs->h_u.usr_ip6_spec,
6871 &fs->m_u.usr_ip6_spec);
6872 break;
6873 /* The flow type of fd rule has been checked before adding in to rule
6874 * list. As other flow types have been handled, it must be ETHER_FLOW
6875 * for the default case
6876 */
6877 default:
6878 hclge_fd_get_ether_info(rule, &fs->h_u.ether_spec,
6879 &fs->m_u.ether_spec);
6880 break;
6881 }
6882
6883 hclge_fd_get_ext_info(fs, rule);
6884
6885 hclge_fd_get_ring_cookie(fs, rule);
6886
6887 spin_unlock_bh(&hdev->fd_rule_lock);
6888
6889 return 0;
6890 }
6891
hclge_get_all_rules(struct hnae3_handle *handle, struct ethtool_rxnfc *cmd, u32 *rule_locs)6892 static int hclge_get_all_rules(struct hnae3_handle *handle,
6893 struct ethtool_rxnfc *cmd, u32 *rule_locs)
6894 {
6895 struct hclge_vport *vport = hclge_get_vport(handle);
6896 struct hclge_dev *hdev = vport->back;
6897 struct hclge_fd_rule *rule;
6898 struct hlist_node *node2;
6899 int cnt = 0;
6900
6901 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
6902 return -EOPNOTSUPP;
6903
6904 cmd->data = hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1];
6905
6906 spin_lock_bh(&hdev->fd_rule_lock);
6907 hlist_for_each_entry_safe(rule, node2,
6908 &hdev->fd_rule_list, rule_node) {
6909 if (cnt == cmd->rule_cnt) {
6910 spin_unlock_bh(&hdev->fd_rule_lock);
6911 return -EMSGSIZE;
6912 }
6913
6914 if (rule->state == HCLGE_FD_TO_DEL)
6915 continue;
6916
6917 rule_locs[cnt] = rule->location;
6918 cnt++;
6919 }
6920
6921 spin_unlock_bh(&hdev->fd_rule_lock);
6922
6923 cmd->rule_cnt = cnt;
6924
6925 return 0;
6926 }
6927
hclge_fd_get_flow_tuples(const struct flow_keys *fkeys, struct hclge_fd_rule_tuples *tuples)6928 static void hclge_fd_get_flow_tuples(const struct flow_keys *fkeys,
6929 struct hclge_fd_rule_tuples *tuples)
6930 {
6931 #define flow_ip6_src fkeys->addrs.v6addrs.src.in6_u.u6_addr32
6932 #define flow_ip6_dst fkeys->addrs.v6addrs.dst.in6_u.u6_addr32
6933
6934 tuples->ether_proto = be16_to_cpu(fkeys->basic.n_proto);
6935 tuples->ip_proto = fkeys->basic.ip_proto;
6936 tuples->dst_port = be16_to_cpu(fkeys->ports.dst);
6937
6938 if (fkeys->basic.n_proto == htons(ETH_P_IP)) {
6939 tuples->src_ip[3] = be32_to_cpu(fkeys->addrs.v4addrs.src);
6940 tuples->dst_ip[3] = be32_to_cpu(fkeys->addrs.v4addrs.dst);
6941 } else {
6942 int i;
6943
6944 for (i = 0; i < IPV6_SIZE; i++) {
6945 tuples->src_ip[i] = be32_to_cpu(flow_ip6_src[i]);
6946 tuples->dst_ip[i] = be32_to_cpu(flow_ip6_dst[i]);
6947 }
6948 }
6949 }
6950
6951 /* traverse all rules, check whether an existed rule has the same tuples */
6952 static struct hclge_fd_rule *
hclge_fd_search_flow_keys(struct hclge_dev *hdev, const struct hclge_fd_rule_tuples *tuples)6953 hclge_fd_search_flow_keys(struct hclge_dev *hdev,
6954 const struct hclge_fd_rule_tuples *tuples)
6955 {
6956 struct hclge_fd_rule *rule = NULL;
6957 struct hlist_node *node;
6958
6959 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
6960 if (!memcmp(tuples, &rule->tuples, sizeof(*tuples)))
6961 return rule;
6962 }
6963
6964 return NULL;
6965 }
6966
hclge_fd_build_arfs_rule(const struct hclge_fd_rule_tuples *tuples, struct hclge_fd_rule *rule)6967 static void hclge_fd_build_arfs_rule(const struct hclge_fd_rule_tuples *tuples,
6968 struct hclge_fd_rule *rule)
6969 {
6970 rule->unused_tuple = BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC) |
6971 BIT(INNER_VLAN_TAG_FST) | BIT(INNER_IP_TOS) |
6972 BIT(INNER_SRC_PORT);
6973 rule->action = 0;
6974 rule->vf_id = 0;
6975 rule->rule_type = HCLGE_FD_ARFS_ACTIVE;
6976 rule->state = HCLGE_FD_TO_ADD;
6977 if (tuples->ether_proto == ETH_P_IP) {
6978 if (tuples->ip_proto == IPPROTO_TCP)
6979 rule->flow_type = TCP_V4_FLOW;
6980 else
6981 rule->flow_type = UDP_V4_FLOW;
6982 } else {
6983 if (tuples->ip_proto == IPPROTO_TCP)
6984 rule->flow_type = TCP_V6_FLOW;
6985 else
6986 rule->flow_type = UDP_V6_FLOW;
6987 }
6988 memcpy(&rule->tuples, tuples, sizeof(rule->tuples));
6989 memset(&rule->tuples_mask, 0xFF, sizeof(rule->tuples_mask));
6990 }
6991
hclge_add_fd_entry_by_arfs(struct hnae3_handle *handle, u16 queue_id, u16 flow_id, struct flow_keys *fkeys)6992 static int hclge_add_fd_entry_by_arfs(struct hnae3_handle *handle, u16 queue_id,
6993 u16 flow_id, struct flow_keys *fkeys)
6994 {
6995 struct hclge_vport *vport = hclge_get_vport(handle);
6996 struct hclge_fd_rule_tuples new_tuples = {};
6997 struct hclge_dev *hdev = vport->back;
6998 struct hclge_fd_rule *rule;
6999 u16 bit_id;
7000
7001 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
7002 return -EOPNOTSUPP;
7003
7004 /* when there is already fd rule existed add by user,
7005 * arfs should not work
7006 */
7007 spin_lock_bh(&hdev->fd_rule_lock);
7008 if (hdev->fd_active_type != HCLGE_FD_ARFS_ACTIVE &&
7009 hdev->fd_active_type != HCLGE_FD_RULE_NONE) {
7010 spin_unlock_bh(&hdev->fd_rule_lock);
7011 return -EOPNOTSUPP;
7012 }
7013
7014 hclge_fd_get_flow_tuples(fkeys, &new_tuples);
7015
7016 /* check is there flow director filter existed for this flow,
7017 * if not, create a new filter for it;
7018 * if filter exist with different queue id, modify the filter;
7019 * if filter exist with same queue id, do nothing
7020 */
7021 rule = hclge_fd_search_flow_keys(hdev, &new_tuples);
7022 if (!rule) {
7023 bit_id = find_first_zero_bit(hdev->fd_bmap, MAX_FD_FILTER_NUM);
7024 if (bit_id >= hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1]) {
7025 spin_unlock_bh(&hdev->fd_rule_lock);
7026 return -ENOSPC;
7027 }
7028
7029 rule = kzalloc(sizeof(*rule), GFP_ATOMIC);
7030 if (!rule) {
7031 spin_unlock_bh(&hdev->fd_rule_lock);
7032 return -ENOMEM;
7033 }
7034
7035 rule->location = bit_id;
7036 rule->arfs.flow_id = flow_id;
7037 rule->queue_id = queue_id;
7038 hclge_fd_build_arfs_rule(&new_tuples, rule);
7039 hclge_update_fd_list(hdev, rule->state, rule->location, rule);
7040 hdev->fd_active_type = HCLGE_FD_ARFS_ACTIVE;
7041 } else if (rule->queue_id != queue_id) {
7042 rule->queue_id = queue_id;
7043 rule->state = HCLGE_FD_TO_ADD;
7044 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
7045 hclge_task_schedule(hdev, 0);
7046 }
7047 spin_unlock_bh(&hdev->fd_rule_lock);
7048 return rule->location;
7049 }
7050
hclge_rfs_filter_expire(struct hclge_dev *hdev)7051 static void hclge_rfs_filter_expire(struct hclge_dev *hdev)
7052 {
7053 #ifdef CONFIG_RFS_ACCEL
7054 struct hnae3_handle *handle = &hdev->vport[0].nic;
7055 struct hclge_fd_rule *rule;
7056 struct hlist_node *node;
7057
7058 spin_lock_bh(&hdev->fd_rule_lock);
7059 if (hdev->fd_active_type != HCLGE_FD_ARFS_ACTIVE) {
7060 spin_unlock_bh(&hdev->fd_rule_lock);
7061 return;
7062 }
7063 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
7064 if (rule->state != HCLGE_FD_ACTIVE)
7065 continue;
7066 if (rps_may_expire_flow(handle->netdev, rule->queue_id,
7067 rule->arfs.flow_id, rule->location)) {
7068 rule->state = HCLGE_FD_TO_DEL;
7069 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
7070 }
7071 }
7072 spin_unlock_bh(&hdev->fd_rule_lock);
7073 #endif
7074 }
7075
7076 /* make sure being called after lock up with fd_rule_lock */
hclge_clear_arfs_rules(struct hclge_dev *hdev)7077 static int hclge_clear_arfs_rules(struct hclge_dev *hdev)
7078 {
7079 #ifdef CONFIG_RFS_ACCEL
7080 struct hclge_fd_rule *rule;
7081 struct hlist_node *node;
7082 int ret;
7083
7084 if (hdev->fd_active_type != HCLGE_FD_ARFS_ACTIVE)
7085 return 0;
7086
7087 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
7088 switch (rule->state) {
7089 case HCLGE_FD_TO_DEL:
7090 case HCLGE_FD_ACTIVE:
7091 ret = hclge_fd_tcam_config(hdev, HCLGE_FD_STAGE_1, true,
7092 rule->location, NULL, false);
7093 if (ret)
7094 return ret;
7095 fallthrough;
7096 case HCLGE_FD_TO_ADD:
7097 hclge_fd_dec_rule_cnt(hdev, rule->location);
7098 hlist_del(&rule->rule_node);
7099 kfree(rule);
7100 break;
7101 default:
7102 break;
7103 }
7104 }
7105 hclge_sync_fd_state(hdev);
7106
7107 #endif
7108 return 0;
7109 }
7110
hclge_get_cls_key_basic(const struct flow_rule *flow, struct hclge_fd_rule *rule)7111 static void hclge_get_cls_key_basic(const struct flow_rule *flow,
7112 struct hclge_fd_rule *rule)
7113 {
7114 if (flow_rule_match_key(flow, FLOW_DISSECTOR_KEY_BASIC)) {
7115 struct flow_match_basic match;
7116 u16 ethtype_key, ethtype_mask;
7117
7118 flow_rule_match_basic(flow, &match);
7119 ethtype_key = ntohs(match.key->n_proto);
7120 ethtype_mask = ntohs(match.mask->n_proto);
7121
7122 if (ethtype_key == ETH_P_ALL) {
7123 ethtype_key = 0;
7124 ethtype_mask = 0;
7125 }
7126 rule->tuples.ether_proto = ethtype_key;
7127 rule->tuples_mask.ether_proto = ethtype_mask;
7128 rule->tuples.ip_proto = match.key->ip_proto;
7129 rule->tuples_mask.ip_proto = match.mask->ip_proto;
7130 } else {
7131 rule->unused_tuple |= BIT(INNER_IP_PROTO);
7132 rule->unused_tuple |= BIT(INNER_ETH_TYPE);
7133 }
7134 }
7135
hclge_get_cls_key_mac(const struct flow_rule *flow, struct hclge_fd_rule *rule)7136 static void hclge_get_cls_key_mac(const struct flow_rule *flow,
7137 struct hclge_fd_rule *rule)
7138 {
7139 if (flow_rule_match_key(flow, FLOW_DISSECTOR_KEY_ETH_ADDRS)) {
7140 struct flow_match_eth_addrs match;
7141
7142 flow_rule_match_eth_addrs(flow, &match);
7143 ether_addr_copy(rule->tuples.dst_mac, match.key->dst);
7144 ether_addr_copy(rule->tuples_mask.dst_mac, match.mask->dst);
7145 ether_addr_copy(rule->tuples.src_mac, match.key->src);
7146 ether_addr_copy(rule->tuples_mask.src_mac, match.mask->src);
7147 } else {
7148 rule->unused_tuple |= BIT(INNER_DST_MAC);
7149 rule->unused_tuple |= BIT(INNER_SRC_MAC);
7150 }
7151 }
7152
hclge_get_cls_key_vlan(const struct flow_rule *flow, struct hclge_fd_rule *rule)7153 static void hclge_get_cls_key_vlan(const struct flow_rule *flow,
7154 struct hclge_fd_rule *rule)
7155 {
7156 if (flow_rule_match_key(flow, FLOW_DISSECTOR_KEY_VLAN)) {
7157 struct flow_match_vlan match;
7158
7159 flow_rule_match_vlan(flow, &match);
7160 rule->tuples.vlan_tag1 = match.key->vlan_id |
7161 (match.key->vlan_priority << VLAN_PRIO_SHIFT);
7162 rule->tuples_mask.vlan_tag1 = match.mask->vlan_id |
7163 (match.mask->vlan_priority << VLAN_PRIO_SHIFT);
7164 } else {
7165 rule->unused_tuple |= BIT(INNER_VLAN_TAG_FST);
7166 }
7167 }
7168
hclge_get_cls_key_ip(const struct flow_rule *flow, struct hclge_fd_rule *rule)7169 static void hclge_get_cls_key_ip(const struct flow_rule *flow,
7170 struct hclge_fd_rule *rule)
7171 {
7172 u16 addr_type = 0;
7173
7174 if (flow_rule_match_key(flow, FLOW_DISSECTOR_KEY_CONTROL)) {
7175 struct flow_match_control match;
7176
7177 flow_rule_match_control(flow, &match);
7178 addr_type = match.key->addr_type;
7179 }
7180
7181 if (addr_type == FLOW_DISSECTOR_KEY_IPV4_ADDRS) {
7182 struct flow_match_ipv4_addrs match;
7183
7184 flow_rule_match_ipv4_addrs(flow, &match);
7185 rule->tuples.src_ip[IPV4_INDEX] = be32_to_cpu(match.key->src);
7186 rule->tuples_mask.src_ip[IPV4_INDEX] =
7187 be32_to_cpu(match.mask->src);
7188 rule->tuples.dst_ip[IPV4_INDEX] = be32_to_cpu(match.key->dst);
7189 rule->tuples_mask.dst_ip[IPV4_INDEX] =
7190 be32_to_cpu(match.mask->dst);
7191 } else if (addr_type == FLOW_DISSECTOR_KEY_IPV6_ADDRS) {
7192 struct flow_match_ipv6_addrs match;
7193
7194 flow_rule_match_ipv6_addrs(flow, &match);
7195 be32_to_cpu_array(rule->tuples.src_ip, match.key->src.s6_addr32,
7196 IPV6_SIZE);
7197 be32_to_cpu_array(rule->tuples_mask.src_ip,
7198 match.mask->src.s6_addr32, IPV6_SIZE);
7199 be32_to_cpu_array(rule->tuples.dst_ip, match.key->dst.s6_addr32,
7200 IPV6_SIZE);
7201 be32_to_cpu_array(rule->tuples_mask.dst_ip,
7202 match.mask->dst.s6_addr32, IPV6_SIZE);
7203 } else {
7204 rule->unused_tuple |= BIT(INNER_SRC_IP);
7205 rule->unused_tuple |= BIT(INNER_DST_IP);
7206 }
7207 }
7208
hclge_get_cls_key_port(const struct flow_rule *flow, struct hclge_fd_rule *rule)7209 static void hclge_get_cls_key_port(const struct flow_rule *flow,
7210 struct hclge_fd_rule *rule)
7211 {
7212 if (flow_rule_match_key(flow, FLOW_DISSECTOR_KEY_PORTS)) {
7213 struct flow_match_ports match;
7214
7215 flow_rule_match_ports(flow, &match);
7216
7217 rule->tuples.src_port = be16_to_cpu(match.key->src);
7218 rule->tuples_mask.src_port = be16_to_cpu(match.mask->src);
7219 rule->tuples.dst_port = be16_to_cpu(match.key->dst);
7220 rule->tuples_mask.dst_port = be16_to_cpu(match.mask->dst);
7221 } else {
7222 rule->unused_tuple |= BIT(INNER_SRC_PORT);
7223 rule->unused_tuple |= BIT(INNER_DST_PORT);
7224 }
7225 }
7226
hclge_parse_cls_flower(struct hclge_dev *hdev, struct flow_cls_offload *cls_flower, struct hclge_fd_rule *rule)7227 static int hclge_parse_cls_flower(struct hclge_dev *hdev,
7228 struct flow_cls_offload *cls_flower,
7229 struct hclge_fd_rule *rule)
7230 {
7231 struct flow_rule *flow = flow_cls_offload_flow_rule(cls_flower);
7232 struct flow_dissector *dissector = flow->match.dissector;
7233
7234 if (dissector->used_keys &
7235 ~(BIT_ULL(FLOW_DISSECTOR_KEY_CONTROL) |
7236 BIT_ULL(FLOW_DISSECTOR_KEY_BASIC) |
7237 BIT_ULL(FLOW_DISSECTOR_KEY_ETH_ADDRS) |
7238 BIT_ULL(FLOW_DISSECTOR_KEY_VLAN) |
7239 BIT_ULL(FLOW_DISSECTOR_KEY_IPV4_ADDRS) |
7240 BIT_ULL(FLOW_DISSECTOR_KEY_IPV6_ADDRS) |
7241 BIT_ULL(FLOW_DISSECTOR_KEY_PORTS))) {
7242 dev_err(&hdev->pdev->dev, "unsupported key set: %#llx\n",
7243 dissector->used_keys);
7244 return -EOPNOTSUPP;
7245 }
7246
7247 hclge_get_cls_key_basic(flow, rule);
7248 hclge_get_cls_key_mac(flow, rule);
7249 hclge_get_cls_key_vlan(flow, rule);
7250 hclge_get_cls_key_ip(flow, rule);
7251 hclge_get_cls_key_port(flow, rule);
7252
7253 return 0;
7254 }
7255
hclge_check_cls_flower(struct hclge_dev *hdev, struct flow_cls_offload *cls_flower, int tc)7256 static int hclge_check_cls_flower(struct hclge_dev *hdev,
7257 struct flow_cls_offload *cls_flower, int tc)
7258 {
7259 u32 prio = cls_flower->common.prio;
7260
7261 if (tc < 0 || tc > hdev->tc_max) {
7262 dev_err(&hdev->pdev->dev, "invalid traffic class\n");
7263 return -EINVAL;
7264 }
7265
7266 if (prio == 0 ||
7267 prio > hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1]) {
7268 dev_err(&hdev->pdev->dev,
7269 "prio %u should be in range[1, %u]\n",
7270 prio, hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1]);
7271 return -EINVAL;
7272 }
7273
7274 if (test_bit(prio - 1, hdev->fd_bmap)) {
7275 dev_err(&hdev->pdev->dev, "prio %u is already used\n", prio);
7276 return -EINVAL;
7277 }
7278 return 0;
7279 }
7280
hclge_add_cls_flower(struct hnae3_handle *handle, struct flow_cls_offload *cls_flower, int tc)7281 static int hclge_add_cls_flower(struct hnae3_handle *handle,
7282 struct flow_cls_offload *cls_flower,
7283 int tc)
7284 {
7285 struct hclge_vport *vport = hclge_get_vport(handle);
7286 struct hclge_dev *hdev = vport->back;
7287 struct hclge_fd_rule *rule;
7288 int ret;
7289
7290 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev)) {
7291 dev_err(&hdev->pdev->dev,
7292 "cls flower is not supported\n");
7293 return -EOPNOTSUPP;
7294 }
7295
7296 ret = hclge_check_cls_flower(hdev, cls_flower, tc);
7297 if (ret) {
7298 dev_err(&hdev->pdev->dev,
7299 "failed to check cls flower params, ret = %d\n", ret);
7300 return ret;
7301 }
7302
7303 rule = kzalloc(sizeof(*rule), GFP_KERNEL);
7304 if (!rule)
7305 return -ENOMEM;
7306
7307 ret = hclge_parse_cls_flower(hdev, cls_flower, rule);
7308 if (ret) {
7309 kfree(rule);
7310 return ret;
7311 }
7312
7313 rule->action = HCLGE_FD_ACTION_SELECT_TC;
7314 rule->cls_flower.tc = tc;
7315 rule->location = cls_flower->common.prio - 1;
7316 rule->vf_id = 0;
7317 rule->cls_flower.cookie = cls_flower->cookie;
7318 rule->rule_type = HCLGE_FD_TC_FLOWER_ACTIVE;
7319
7320 ret = hclge_add_fd_entry_common(hdev, rule);
7321 if (ret)
7322 kfree(rule);
7323
7324 return ret;
7325 }
7326
hclge_find_cls_flower(struct hclge_dev *hdev, unsigned long cookie)7327 static struct hclge_fd_rule *hclge_find_cls_flower(struct hclge_dev *hdev,
7328 unsigned long cookie)
7329 {
7330 struct hclge_fd_rule *rule;
7331 struct hlist_node *node;
7332
7333 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
7334 if (rule->cls_flower.cookie == cookie)
7335 return rule;
7336 }
7337
7338 return NULL;
7339 }
7340
hclge_del_cls_flower(struct hnae3_handle *handle, struct flow_cls_offload *cls_flower)7341 static int hclge_del_cls_flower(struct hnae3_handle *handle,
7342 struct flow_cls_offload *cls_flower)
7343 {
7344 struct hclge_vport *vport = hclge_get_vport(handle);
7345 struct hclge_dev *hdev = vport->back;
7346 struct hclge_fd_rule *rule;
7347 int ret;
7348
7349 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
7350 return -EOPNOTSUPP;
7351
7352 spin_lock_bh(&hdev->fd_rule_lock);
7353
7354 rule = hclge_find_cls_flower(hdev, cls_flower->cookie);
7355 if (!rule) {
7356 spin_unlock_bh(&hdev->fd_rule_lock);
7357 return -EINVAL;
7358 }
7359
7360 ret = hclge_fd_tcam_config(hdev, HCLGE_FD_STAGE_1, true, rule->location,
7361 NULL, false);
7362 if (ret) {
7363 /* if tcam config fail, set rule state to TO_DEL,
7364 * so the rule will be deleted when periodic
7365 * task being scheduled.
7366 */
7367 hclge_update_fd_list(hdev, HCLGE_FD_TO_DEL, rule->location, NULL);
7368 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
7369 spin_unlock_bh(&hdev->fd_rule_lock);
7370 return ret;
7371 }
7372
7373 hclge_update_fd_list(hdev, HCLGE_FD_DELETED, rule->location, NULL);
7374 spin_unlock_bh(&hdev->fd_rule_lock);
7375
7376 return 0;
7377 }
7378
hclge_sync_fd_list(struct hclge_dev *hdev, struct hlist_head *hlist)7379 static void hclge_sync_fd_list(struct hclge_dev *hdev, struct hlist_head *hlist)
7380 {
7381 struct hclge_fd_rule *rule;
7382 struct hlist_node *node;
7383 int ret = 0;
7384
7385 if (!test_and_clear_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state))
7386 return;
7387
7388 spin_lock_bh(&hdev->fd_rule_lock);
7389
7390 hlist_for_each_entry_safe(rule, node, hlist, rule_node) {
7391 switch (rule->state) {
7392 case HCLGE_FD_TO_ADD:
7393 ret = hclge_fd_config_rule(hdev, rule);
7394 if (ret)
7395 goto out;
7396 rule->state = HCLGE_FD_ACTIVE;
7397 break;
7398 case HCLGE_FD_TO_DEL:
7399 ret = hclge_fd_tcam_config(hdev, HCLGE_FD_STAGE_1, true,
7400 rule->location, NULL, false);
7401 if (ret)
7402 goto out;
7403 hclge_fd_dec_rule_cnt(hdev, rule->location);
7404 hclge_fd_free_node(hdev, rule);
7405 break;
7406 default:
7407 break;
7408 }
7409 }
7410
7411 out:
7412 if (ret)
7413 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
7414
7415 spin_unlock_bh(&hdev->fd_rule_lock);
7416 }
7417
hclge_sync_fd_table(struct hclge_dev *hdev)7418 static void hclge_sync_fd_table(struct hclge_dev *hdev)
7419 {
7420 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
7421 return;
7422
7423 if (test_and_clear_bit(HCLGE_STATE_FD_CLEAR_ALL, &hdev->state)) {
7424 bool clear_list = hdev->fd_active_type == HCLGE_FD_ARFS_ACTIVE;
7425
7426 hclge_clear_fd_rules_in_list(hdev, clear_list);
7427 }
7428
7429 hclge_sync_fd_user_def_cfg(hdev, false);
7430
7431 hclge_sync_fd_list(hdev, &hdev->fd_rule_list);
7432 }
7433
hclge_get_hw_reset_stat(struct hnae3_handle *handle)7434 static bool hclge_get_hw_reset_stat(struct hnae3_handle *handle)
7435 {
7436 struct hclge_vport *vport = hclge_get_vport(handle);
7437 struct hclge_dev *hdev = vport->back;
7438
7439 return hclge_read_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG) ||
7440 hclge_read_dev(&hdev->hw, HCLGE_FUN_RST_ING);
7441 }
7442
hclge_get_cmdq_stat(struct hnae3_handle *handle)7443 static bool hclge_get_cmdq_stat(struct hnae3_handle *handle)
7444 {
7445 struct hclge_vport *vport = hclge_get_vport(handle);
7446 struct hclge_dev *hdev = vport->back;
7447
7448 return test_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state);
7449 }
7450
hclge_ae_dev_resetting(struct hnae3_handle *handle)7451 static bool hclge_ae_dev_resetting(struct hnae3_handle *handle)
7452 {
7453 struct hclge_vport *vport = hclge_get_vport(handle);
7454 struct hclge_dev *hdev = vport->back;
7455
7456 return test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
7457 }
7458
hclge_ae_dev_reset_cnt(struct hnae3_handle *handle)7459 static unsigned long hclge_ae_dev_reset_cnt(struct hnae3_handle *handle)
7460 {
7461 struct hclge_vport *vport = hclge_get_vport(handle);
7462 struct hclge_dev *hdev = vport->back;
7463
7464 return hdev->rst_stats.hw_reset_done_cnt;
7465 }
7466
hclge_enable_fd(struct hnae3_handle *handle, bool enable)7467 static void hclge_enable_fd(struct hnae3_handle *handle, bool enable)
7468 {
7469 struct hclge_vport *vport = hclge_get_vport(handle);
7470 struct hclge_dev *hdev = vport->back;
7471
7472 hdev->fd_en = enable;
7473
7474 if (!enable)
7475 set_bit(HCLGE_STATE_FD_CLEAR_ALL, &hdev->state);
7476 else
7477 hclge_restore_fd_entries(handle);
7478
7479 hclge_task_schedule(hdev, 0);
7480 }
7481
hclge_cfg_mac_mode(struct hclge_dev *hdev, bool enable)7482 static void hclge_cfg_mac_mode(struct hclge_dev *hdev, bool enable)
7483 {
7484 #define HCLGE_LINK_STATUS_WAIT_CNT 3
7485
7486 struct hclge_desc desc;
7487 struct hclge_config_mac_mode_cmd *req =
7488 (struct hclge_config_mac_mode_cmd *)desc.data;
7489 u32 loop_en = 0;
7490 int ret;
7491
7492 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, false);
7493
7494 if (enable) {
7495 hnae3_set_bit(loop_en, HCLGE_MAC_TX_EN_B, 1U);
7496 hnae3_set_bit(loop_en, HCLGE_MAC_RX_EN_B, 1U);
7497 hnae3_set_bit(loop_en, HCLGE_MAC_PAD_TX_B, 1U);
7498 hnae3_set_bit(loop_en, HCLGE_MAC_PAD_RX_B, 1U);
7499 hnae3_set_bit(loop_en, HCLGE_MAC_FCS_TX_B, 1U);
7500 hnae3_set_bit(loop_en, HCLGE_MAC_RX_FCS_B, 1U);
7501 hnae3_set_bit(loop_en, HCLGE_MAC_RX_FCS_STRIP_B, 1U);
7502 hnae3_set_bit(loop_en, HCLGE_MAC_TX_OVERSIZE_TRUNCATE_B, 1U);
7503 hnae3_set_bit(loop_en, HCLGE_MAC_RX_OVERSIZE_TRUNCATE_B, 1U);
7504 hnae3_set_bit(loop_en, HCLGE_MAC_TX_UNDER_MIN_ERR_B, 1U);
7505 }
7506
7507 req->txrx_pad_fcs_loop_en = cpu_to_le32(loop_en);
7508
7509 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7510 if (ret) {
7511 dev_err(&hdev->pdev->dev,
7512 "mac enable fail, ret =%d.\n", ret);
7513 return;
7514 }
7515
7516 if (!enable)
7517 hclge_mac_link_status_wait(hdev, HCLGE_LINK_STATUS_DOWN,
7518 HCLGE_LINK_STATUS_WAIT_CNT);
7519 }
7520
hclge_config_switch_param(struct hclge_dev *hdev, int vfid, u8 switch_param, u8 param_mask)7521 static int hclge_config_switch_param(struct hclge_dev *hdev, int vfid,
7522 u8 switch_param, u8 param_mask)
7523 {
7524 struct hclge_mac_vlan_switch_cmd *req;
7525 struct hclge_desc desc;
7526 u32 func_id;
7527 int ret;
7528
7529 func_id = hclge_get_port_number(HOST_PORT, 0, vfid, 0);
7530 req = (struct hclge_mac_vlan_switch_cmd *)desc.data;
7531
7532 /* read current config parameter */
7533 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_SWITCH_PARAM,
7534 true);
7535 req->roce_sel = HCLGE_MAC_VLAN_NIC_SEL;
7536 req->func_id = cpu_to_le32(func_id);
7537
7538 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7539 if (ret) {
7540 dev_err(&hdev->pdev->dev,
7541 "read mac vlan switch parameter fail, ret = %d\n", ret);
7542 return ret;
7543 }
7544
7545 /* modify and write new config parameter */
7546 hclge_comm_cmd_reuse_desc(&desc, false);
7547 req->switch_param = (req->switch_param & param_mask) | switch_param;
7548 req->param_mask = param_mask;
7549
7550 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7551 if (ret)
7552 dev_err(&hdev->pdev->dev,
7553 "set mac vlan switch parameter fail, ret = %d\n", ret);
7554 return ret;
7555 }
7556
hclge_phy_link_status_wait(struct hclge_dev *hdev, int link_ret)7557 static void hclge_phy_link_status_wait(struct hclge_dev *hdev,
7558 int link_ret)
7559 {
7560 #define HCLGE_PHY_LINK_STATUS_NUM 200
7561
7562 struct phy_device *phydev = hdev->hw.mac.phydev;
7563 int i = 0;
7564 int ret;
7565
7566 do {
7567 ret = phy_read_status(phydev);
7568 if (ret) {
7569 dev_err(&hdev->pdev->dev,
7570 "phy update link status fail, ret = %d\n", ret);
7571 return;
7572 }
7573
7574 if (phydev->link == link_ret)
7575 break;
7576
7577 msleep(HCLGE_LINK_STATUS_MS);
7578 } while (++i < HCLGE_PHY_LINK_STATUS_NUM);
7579 }
7580
hclge_mac_link_status_wait(struct hclge_dev *hdev, int link_ret, int wait_cnt)7581 static int hclge_mac_link_status_wait(struct hclge_dev *hdev, int link_ret,
7582 int wait_cnt)
7583 {
7584 int link_status;
7585 int i = 0;
7586 int ret;
7587
7588 do {
7589 ret = hclge_get_mac_link_status(hdev, &link_status);
7590 if (ret)
7591 return ret;
7592 if (link_status == link_ret)
7593 return 0;
7594
7595 msleep(HCLGE_LINK_STATUS_MS);
7596 } while (++i < wait_cnt);
7597 return -EBUSY;
7598 }
7599
hclge_mac_phy_link_status_wait(struct hclge_dev *hdev, bool en, bool is_phy)7600 static int hclge_mac_phy_link_status_wait(struct hclge_dev *hdev, bool en,
7601 bool is_phy)
7602 {
7603 #define HCLGE_MAC_LINK_STATUS_NUM 100
7604
7605 int link_ret;
7606
7607 link_ret = en ? HCLGE_LINK_STATUS_UP : HCLGE_LINK_STATUS_DOWN;
7608
7609 if (is_phy)
7610 hclge_phy_link_status_wait(hdev, link_ret);
7611
7612 return hclge_mac_link_status_wait(hdev, link_ret,
7613 HCLGE_MAC_LINK_STATUS_NUM);
7614 }
7615
hclge_set_app_loopback(struct hclge_dev *hdev, bool en)7616 static int hclge_set_app_loopback(struct hclge_dev *hdev, bool en)
7617 {
7618 struct hclge_config_mac_mode_cmd *req;
7619 struct hclge_desc desc;
7620 u32 loop_en;
7621 int ret;
7622
7623 req = (struct hclge_config_mac_mode_cmd *)&desc.data[0];
7624 /* 1 Read out the MAC mode config at first */
7625 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, true);
7626 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7627 if (ret) {
7628 dev_err(&hdev->pdev->dev,
7629 "mac loopback get fail, ret =%d.\n", ret);
7630 return ret;
7631 }
7632
7633 /* 2 Then setup the loopback flag */
7634 loop_en = le32_to_cpu(req->txrx_pad_fcs_loop_en);
7635 hnae3_set_bit(loop_en, HCLGE_MAC_APP_LP_B, en ? 1 : 0);
7636
7637 req->txrx_pad_fcs_loop_en = cpu_to_le32(loop_en);
7638
7639 /* 3 Config mac work mode with loopback flag
7640 * and its original configure parameters
7641 */
7642 hclge_comm_cmd_reuse_desc(&desc, false);
7643 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7644 if (ret)
7645 dev_err(&hdev->pdev->dev,
7646 "mac loopback set fail, ret =%d.\n", ret);
7647 return ret;
7648 }
7649
hclge_cfg_common_loopback_cmd_send(struct hclge_dev *hdev, bool en, enum hnae3_loop loop_mode)7650 static int hclge_cfg_common_loopback_cmd_send(struct hclge_dev *hdev, bool en,
7651 enum hnae3_loop loop_mode)
7652 {
7653 struct hclge_common_lb_cmd *req;
7654 struct hclge_desc desc;
7655 u8 loop_mode_b;
7656 int ret;
7657
7658 req = (struct hclge_common_lb_cmd *)desc.data;
7659 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_COMMON_LOOPBACK, false);
7660
7661 switch (loop_mode) {
7662 case HNAE3_LOOP_SERIAL_SERDES:
7663 loop_mode_b = HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B;
7664 break;
7665 case HNAE3_LOOP_PARALLEL_SERDES:
7666 loop_mode_b = HCLGE_CMD_SERDES_PARALLEL_INNER_LOOP_B;
7667 break;
7668 case HNAE3_LOOP_PHY:
7669 loop_mode_b = HCLGE_CMD_GE_PHY_INNER_LOOP_B;
7670 break;
7671 default:
7672 dev_err(&hdev->pdev->dev,
7673 "unsupported loopback mode %d\n", loop_mode);
7674 return -ENOTSUPP;
7675 }
7676
7677 req->mask = loop_mode_b;
7678 if (en)
7679 req->enable = loop_mode_b;
7680
7681 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7682 if (ret)
7683 dev_err(&hdev->pdev->dev,
7684 "failed to send loopback cmd, loop_mode = %d, ret = %d\n",
7685 loop_mode, ret);
7686
7687 return ret;
7688 }
7689
hclge_cfg_common_loopback_wait(struct hclge_dev *hdev)7690 static int hclge_cfg_common_loopback_wait(struct hclge_dev *hdev)
7691 {
7692 #define HCLGE_COMMON_LB_RETRY_MS 10
7693 #define HCLGE_COMMON_LB_RETRY_NUM 100
7694
7695 struct hclge_common_lb_cmd *req;
7696 struct hclge_desc desc;
7697 u32 i = 0;
7698 int ret;
7699
7700 req = (struct hclge_common_lb_cmd *)desc.data;
7701
7702 do {
7703 msleep(HCLGE_COMMON_LB_RETRY_MS);
7704 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_COMMON_LOOPBACK,
7705 true);
7706 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7707 if (ret) {
7708 dev_err(&hdev->pdev->dev,
7709 "failed to get loopback done status, ret = %d\n",
7710 ret);
7711 return ret;
7712 }
7713 } while (++i < HCLGE_COMMON_LB_RETRY_NUM &&
7714 !(req->result & HCLGE_CMD_COMMON_LB_DONE_B));
7715
7716 if (!(req->result & HCLGE_CMD_COMMON_LB_DONE_B)) {
7717 dev_err(&hdev->pdev->dev, "wait loopback timeout\n");
7718 return -EBUSY;
7719 } else if (!(req->result & HCLGE_CMD_COMMON_LB_SUCCESS_B)) {
7720 dev_err(&hdev->pdev->dev, "failed to do loopback test\n");
7721 return -EIO;
7722 }
7723
7724 return 0;
7725 }
7726
hclge_cfg_common_loopback(struct hclge_dev *hdev, bool en, enum hnae3_loop loop_mode)7727 static int hclge_cfg_common_loopback(struct hclge_dev *hdev, bool en,
7728 enum hnae3_loop loop_mode)
7729 {
7730 int ret;
7731
7732 ret = hclge_cfg_common_loopback_cmd_send(hdev, en, loop_mode);
7733 if (ret)
7734 return ret;
7735
7736 return hclge_cfg_common_loopback_wait(hdev);
7737 }
7738
hclge_set_common_loopback(struct hclge_dev *hdev, bool en, enum hnae3_loop loop_mode)7739 static int hclge_set_common_loopback(struct hclge_dev *hdev, bool en,
7740 enum hnae3_loop loop_mode)
7741 {
7742 int ret;
7743
7744 ret = hclge_cfg_common_loopback(hdev, en, loop_mode);
7745 if (ret)
7746 return ret;
7747
7748 hclge_cfg_mac_mode(hdev, en);
7749
7750 ret = hclge_mac_phy_link_status_wait(hdev, en, false);
7751 if (ret)
7752 dev_err(&hdev->pdev->dev,
7753 "serdes loopback config mac mode timeout\n");
7754
7755 return ret;
7756 }
7757
hclge_enable_phy_loopback(struct hclge_dev *hdev, struct phy_device *phydev)7758 static int hclge_enable_phy_loopback(struct hclge_dev *hdev,
7759 struct phy_device *phydev)
7760 {
7761 int ret;
7762
7763 if (!phydev->suspended) {
7764 ret = phy_suspend(phydev);
7765 if (ret)
7766 return ret;
7767 }
7768
7769 ret = phy_resume(phydev);
7770 if (ret)
7771 return ret;
7772
7773 return phy_loopback(phydev, true);
7774 }
7775
hclge_disable_phy_loopback(struct hclge_dev *hdev, struct phy_device *phydev)7776 static int hclge_disable_phy_loopback(struct hclge_dev *hdev,
7777 struct phy_device *phydev)
7778 {
7779 int ret;
7780
7781 ret = phy_loopback(phydev, false);
7782 if (ret)
7783 return ret;
7784
7785 return phy_suspend(phydev);
7786 }
7787
hclge_set_phy_loopback(struct hclge_dev *hdev, bool en)7788 static int hclge_set_phy_loopback(struct hclge_dev *hdev, bool en)
7789 {
7790 struct phy_device *phydev = hdev->hw.mac.phydev;
7791 int ret;
7792
7793 if (!phydev) {
7794 if (hnae3_dev_phy_imp_supported(hdev))
7795 return hclge_set_common_loopback(hdev, en,
7796 HNAE3_LOOP_PHY);
7797 return -ENOTSUPP;
7798 }
7799
7800 if (en)
7801 ret = hclge_enable_phy_loopback(hdev, phydev);
7802 else
7803 ret = hclge_disable_phy_loopback(hdev, phydev);
7804 if (ret) {
7805 dev_err(&hdev->pdev->dev,
7806 "set phy loopback fail, ret = %d\n", ret);
7807 return ret;
7808 }
7809
7810 hclge_cfg_mac_mode(hdev, en);
7811
7812 ret = hclge_mac_phy_link_status_wait(hdev, en, true);
7813 if (ret)
7814 dev_err(&hdev->pdev->dev,
7815 "phy loopback config mac mode timeout\n");
7816
7817 return ret;
7818 }
7819
hclge_tqp_enable_cmd_send(struct hclge_dev *hdev, u16 tqp_id, u16 stream_id, bool enable)7820 static int hclge_tqp_enable_cmd_send(struct hclge_dev *hdev, u16 tqp_id,
7821 u16 stream_id, bool enable)
7822 {
7823 struct hclge_desc desc;
7824 struct hclge_cfg_com_tqp_queue_cmd *req =
7825 (struct hclge_cfg_com_tqp_queue_cmd *)desc.data;
7826
7827 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_COM_TQP_QUEUE, false);
7828 req->tqp_id = cpu_to_le16(tqp_id);
7829 req->stream_id = cpu_to_le16(stream_id);
7830 if (enable)
7831 req->enable |= 1U << HCLGE_TQP_ENABLE_B;
7832
7833 return hclge_cmd_send(&hdev->hw, &desc, 1);
7834 }
7835
hclge_tqp_enable(struct hnae3_handle *handle, bool enable)7836 static int hclge_tqp_enable(struct hnae3_handle *handle, bool enable)
7837 {
7838 struct hclge_vport *vport = hclge_get_vport(handle);
7839 struct hclge_dev *hdev = vport->back;
7840 int ret;
7841 u16 i;
7842
7843 for (i = 0; i < handle->kinfo.num_tqps; i++) {
7844 ret = hclge_tqp_enable_cmd_send(hdev, i, 0, enable);
7845 if (ret)
7846 return ret;
7847 }
7848 return 0;
7849 }
7850
hclge_set_loopback(struct hnae3_handle *handle, enum hnae3_loop loop_mode, bool en)7851 static int hclge_set_loopback(struct hnae3_handle *handle,
7852 enum hnae3_loop loop_mode, bool en)
7853 {
7854 struct hclge_vport *vport = hclge_get_vport(handle);
7855 struct hclge_dev *hdev = vport->back;
7856 int ret = 0;
7857
7858 /* Loopback can be enabled in three places: SSU, MAC, and serdes. By
7859 * default, SSU loopback is enabled, so if the SMAC and the DMAC are
7860 * the same, the packets are looped back in the SSU. If SSU loopback
7861 * is disabled, packets can reach MAC even if SMAC is the same as DMAC.
7862 */
7863 if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) {
7864 u8 switch_param = en ? 0 : BIT(HCLGE_SWITCH_ALW_LPBK_B);
7865
7866 ret = hclge_config_switch_param(hdev, PF_VPORT_ID, switch_param,
7867 HCLGE_SWITCH_ALW_LPBK_MASK);
7868 if (ret)
7869 return ret;
7870 }
7871
7872 switch (loop_mode) {
7873 case HNAE3_LOOP_APP:
7874 ret = hclge_set_app_loopback(hdev, en);
7875 break;
7876 case HNAE3_LOOP_SERIAL_SERDES:
7877 case HNAE3_LOOP_PARALLEL_SERDES:
7878 ret = hclge_set_common_loopback(hdev, en, loop_mode);
7879 break;
7880 case HNAE3_LOOP_PHY:
7881 ret = hclge_set_phy_loopback(hdev, en);
7882 break;
7883 case HNAE3_LOOP_EXTERNAL:
7884 break;
7885 default:
7886 ret = -ENOTSUPP;
7887 dev_err(&hdev->pdev->dev,
7888 "loop_mode %d is not supported\n", loop_mode);
7889 break;
7890 }
7891
7892 if (ret)
7893 return ret;
7894
7895 ret = hclge_tqp_enable(handle, en);
7896 if (ret)
7897 dev_err(&hdev->pdev->dev, "failed to %s tqp in loopback, ret = %d\n",
7898 en ? "enable" : "disable", ret);
7899
7900 return ret;
7901 }
7902
hclge_set_default_loopback(struct hclge_dev *hdev)7903 static int hclge_set_default_loopback(struct hclge_dev *hdev)
7904 {
7905 int ret;
7906
7907 ret = hclge_set_app_loopback(hdev, false);
7908 if (ret)
7909 return ret;
7910
7911 ret = hclge_cfg_common_loopback(hdev, false, HNAE3_LOOP_SERIAL_SERDES);
7912 if (ret)
7913 return ret;
7914
7915 return hclge_cfg_common_loopback(hdev, false,
7916 HNAE3_LOOP_PARALLEL_SERDES);
7917 }
7918
hclge_flush_link_update(struct hclge_dev *hdev)7919 static void hclge_flush_link_update(struct hclge_dev *hdev)
7920 {
7921 #define HCLGE_FLUSH_LINK_TIMEOUT 100000
7922
7923 unsigned long last = hdev->serv_processed_cnt;
7924 int i = 0;
7925
7926 while (test_bit(HCLGE_STATE_LINK_UPDATING, &hdev->state) &&
7927 i++ < HCLGE_FLUSH_LINK_TIMEOUT &&
7928 last == hdev->serv_processed_cnt)
7929 usleep_range(1, 1);
7930 }
7931
hclge_set_timer_task(struct hnae3_handle *handle, bool enable)7932 static void hclge_set_timer_task(struct hnae3_handle *handle, bool enable)
7933 {
7934 struct hclge_vport *vport = hclge_get_vport(handle);
7935 struct hclge_dev *hdev = vport->back;
7936
7937 if (enable) {
7938 hclge_task_schedule(hdev, 0);
7939 } else {
7940 /* Set the DOWN flag here to disable link updating */
7941 set_bit(HCLGE_STATE_DOWN, &hdev->state);
7942
7943 /* flush memory to make sure DOWN is seen by service task */
7944 smp_mb__before_atomic();
7945 hclge_flush_link_update(hdev);
7946 }
7947 }
7948
hclge_ae_start(struct hnae3_handle *handle)7949 static int hclge_ae_start(struct hnae3_handle *handle)
7950 {
7951 struct hclge_vport *vport = hclge_get_vport(handle);
7952 struct hclge_dev *hdev = vport->back;
7953
7954 /* mac enable */
7955 hclge_cfg_mac_mode(hdev, true);
7956 clear_bit(HCLGE_STATE_DOWN, &hdev->state);
7957 hdev->hw.mac.link = 0;
7958
7959 /* reset tqp stats */
7960 hclge_comm_reset_tqp_stats(handle);
7961
7962 hclge_mac_start_phy(hdev);
7963
7964 return 0;
7965 }
7966
hclge_ae_stop(struct hnae3_handle *handle)7967 static void hclge_ae_stop(struct hnae3_handle *handle)
7968 {
7969 struct hclge_vport *vport = hclge_get_vport(handle);
7970 struct hclge_dev *hdev = vport->back;
7971
7972 set_bit(HCLGE_STATE_DOWN, &hdev->state);
7973 spin_lock_bh(&hdev->fd_rule_lock);
7974 hclge_clear_arfs_rules(hdev);
7975 spin_unlock_bh(&hdev->fd_rule_lock);
7976
7977 /* If it is not PF reset or FLR, the firmware will disable the MAC,
7978 * so it only need to stop phy here.
7979 */
7980 if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) {
7981 hclge_pfc_pause_en_cfg(hdev, HCLGE_PFC_TX_RX_DISABLE,
7982 HCLGE_PFC_DISABLE);
7983 if (hdev->reset_type != HNAE3_FUNC_RESET &&
7984 hdev->reset_type != HNAE3_FLR_RESET) {
7985 hclge_mac_stop_phy(hdev);
7986 hclge_update_link_status(hdev);
7987 return;
7988 }
7989 }
7990
7991 hclge_reset_tqp(handle);
7992
7993 hclge_config_mac_tnl_int(hdev, false);
7994
7995 /* Mac disable */
7996 hclge_cfg_mac_mode(hdev, false);
7997
7998 hclge_mac_stop_phy(hdev);
7999
8000 /* reset tqp stats */
8001 hclge_comm_reset_tqp_stats(handle);
8002 hclge_update_link_status(hdev);
8003 }
8004
hclge_vport_start(struct hclge_vport *vport)8005 int hclge_vport_start(struct hclge_vport *vport)
8006 {
8007 struct hclge_dev *hdev = vport->back;
8008
8009 set_bit(HCLGE_VPORT_STATE_INITED, &vport->state);
8010 set_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state);
8011 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state);
8012 vport->last_active_jiffies = jiffies;
8013 vport->need_notify = 0;
8014
8015 if (test_bit(vport->vport_id, hdev->vport_config_block)) {
8016 if (vport->vport_id) {
8017 hclge_restore_mac_table_common(vport);
8018 hclge_restore_vport_vlan_table(vport);
8019 } else {
8020 hclge_restore_hw_table(hdev);
8021 }
8022 }
8023
8024 clear_bit(vport->vport_id, hdev->vport_config_block);
8025
8026 return 0;
8027 }
8028
hclge_vport_stop(struct hclge_vport *vport)8029 void hclge_vport_stop(struct hclge_vport *vport)
8030 {
8031 clear_bit(HCLGE_VPORT_STATE_INITED, &vport->state);
8032 clear_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state);
8033 vport->need_notify = 0;
8034 }
8035
hclge_client_start(struct hnae3_handle *handle)8036 static int hclge_client_start(struct hnae3_handle *handle)
8037 {
8038 struct hclge_vport *vport = hclge_get_vport(handle);
8039
8040 return hclge_vport_start(vport);
8041 }
8042
hclge_client_stop(struct hnae3_handle *handle)8043 static void hclge_client_stop(struct hnae3_handle *handle)
8044 {
8045 struct hclge_vport *vport = hclge_get_vport(handle);
8046
8047 hclge_vport_stop(vport);
8048 }
8049
hclge_get_mac_vlan_cmd_status(struct hclge_vport *vport, u16 cmdq_resp, u8 resp_code, enum hclge_mac_vlan_tbl_opcode op)8050 static int hclge_get_mac_vlan_cmd_status(struct hclge_vport *vport,
8051 u16 cmdq_resp, u8 resp_code,
8052 enum hclge_mac_vlan_tbl_opcode op)
8053 {
8054 struct hclge_dev *hdev = vport->back;
8055
8056 if (cmdq_resp) {
8057 dev_err(&hdev->pdev->dev,
8058 "cmdq execute failed for get_mac_vlan_cmd_status,status=%u.\n",
8059 cmdq_resp);
8060 return -EIO;
8061 }
8062
8063 if (op == HCLGE_MAC_VLAN_ADD) {
8064 if (!resp_code || resp_code == 1)
8065 return 0;
8066 else if (resp_code == HCLGE_ADD_UC_OVERFLOW ||
8067 resp_code == HCLGE_ADD_MC_OVERFLOW)
8068 return -ENOSPC;
8069
8070 dev_err(&hdev->pdev->dev,
8071 "add mac addr failed for undefined, code=%u.\n",
8072 resp_code);
8073 return -EIO;
8074 } else if (op == HCLGE_MAC_VLAN_REMOVE) {
8075 if (!resp_code) {
8076 return 0;
8077 } else if (resp_code == 1) {
8078 dev_dbg(&hdev->pdev->dev,
8079 "remove mac addr failed for miss.\n");
8080 return -ENOENT;
8081 }
8082
8083 dev_err(&hdev->pdev->dev,
8084 "remove mac addr failed for undefined, code=%u.\n",
8085 resp_code);
8086 return -EIO;
8087 } else if (op == HCLGE_MAC_VLAN_LKUP) {
8088 if (!resp_code) {
8089 return 0;
8090 } else if (resp_code == 1) {
8091 dev_dbg(&hdev->pdev->dev,
8092 "lookup mac addr failed for miss.\n");
8093 return -ENOENT;
8094 }
8095
8096 dev_err(&hdev->pdev->dev,
8097 "lookup mac addr failed for undefined, code=%u.\n",
8098 resp_code);
8099 return -EIO;
8100 }
8101
8102 dev_err(&hdev->pdev->dev,
8103 "unknown opcode for get_mac_vlan_cmd_status, opcode=%d.\n", op);
8104
8105 return -EINVAL;
8106 }
8107
hclge_update_desc_vfid(struct hclge_desc *desc, int vfid, bool clr)8108 static int hclge_update_desc_vfid(struct hclge_desc *desc, int vfid, bool clr)
8109 {
8110 #define HCLGE_VF_NUM_IN_FIRST_DESC 192
8111
8112 unsigned int word_num;
8113 unsigned int bit_num;
8114
8115 if (vfid > 255 || vfid < 0)
8116 return -EIO;
8117
8118 if (vfid >= 0 && vfid < HCLGE_VF_NUM_IN_FIRST_DESC) {
8119 word_num = vfid / 32;
8120 bit_num = vfid % 32;
8121 if (clr)
8122 desc[1].data[word_num] &= cpu_to_le32(~(1 << bit_num));
8123 else
8124 desc[1].data[word_num] |= cpu_to_le32(1 << bit_num);
8125 } else {
8126 word_num = (vfid - HCLGE_VF_NUM_IN_FIRST_DESC) / 32;
8127 bit_num = vfid % 32;
8128 if (clr)
8129 desc[2].data[word_num] &= cpu_to_le32(~(1 << bit_num));
8130 else
8131 desc[2].data[word_num] |= cpu_to_le32(1 << bit_num);
8132 }
8133
8134 return 0;
8135 }
8136
hclge_is_all_function_id_zero(struct hclge_desc *desc)8137 static bool hclge_is_all_function_id_zero(struct hclge_desc *desc)
8138 {
8139 #define HCLGE_DESC_NUMBER 3
8140 #define HCLGE_FUNC_NUMBER_PER_DESC 6
8141 int i, j;
8142
8143 for (i = 1; i < HCLGE_DESC_NUMBER; i++)
8144 for (j = 0; j < HCLGE_FUNC_NUMBER_PER_DESC; j++)
8145 if (desc[i].data[j])
8146 return false;
8147
8148 return true;
8149 }
8150
hclge_prepare_mac_addr(struct hclge_mac_vlan_tbl_entry_cmd *new_req, const u8 *addr, bool is_mc)8151 static void hclge_prepare_mac_addr(struct hclge_mac_vlan_tbl_entry_cmd *new_req,
8152 const u8 *addr, bool is_mc)
8153 {
8154 const unsigned char *mac_addr = addr;
8155 u32 high_val = mac_addr[2] << 16 | (mac_addr[3] << 24) |
8156 (mac_addr[0]) | (mac_addr[1] << 8);
8157 u32 low_val = mac_addr[4] | (mac_addr[5] << 8);
8158
8159 hnae3_set_bit(new_req->flags, HCLGE_MAC_VLAN_BIT0_EN_B, 1);
8160 if (is_mc) {
8161 hnae3_set_bit(new_req->entry_type, HCLGE_MAC_VLAN_BIT1_EN_B, 1);
8162 hnae3_set_bit(new_req->mc_mac_en, HCLGE_MAC_VLAN_BIT0_EN_B, 1);
8163 }
8164
8165 new_req->mac_addr_hi32 = cpu_to_le32(high_val);
8166 new_req->mac_addr_lo16 = cpu_to_le16(low_val & 0xffff);
8167 }
8168
hclge_remove_mac_vlan_tbl(struct hclge_vport *vport, struct hclge_mac_vlan_tbl_entry_cmd *req)8169 static int hclge_remove_mac_vlan_tbl(struct hclge_vport *vport,
8170 struct hclge_mac_vlan_tbl_entry_cmd *req)
8171 {
8172 struct hclge_dev *hdev = vport->back;
8173 struct hclge_desc desc;
8174 u8 resp_code;
8175 u16 retval;
8176 int ret;
8177
8178 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_REMOVE, false);
8179
8180 memcpy(desc.data, req, sizeof(struct hclge_mac_vlan_tbl_entry_cmd));
8181
8182 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
8183 if (ret) {
8184 dev_err(&hdev->pdev->dev,
8185 "del mac addr failed for cmd_send, ret =%d.\n",
8186 ret);
8187 return ret;
8188 }
8189 resp_code = (le32_to_cpu(desc.data[0]) >> 8) & 0xff;
8190 retval = le16_to_cpu(desc.retval);
8191
8192 return hclge_get_mac_vlan_cmd_status(vport, retval, resp_code,
8193 HCLGE_MAC_VLAN_REMOVE);
8194 }
8195
hclge_lookup_mac_vlan_tbl(struct hclge_vport *vport, struct hclge_mac_vlan_tbl_entry_cmd *req, struct hclge_desc *desc, bool is_mc)8196 static int hclge_lookup_mac_vlan_tbl(struct hclge_vport *vport,
8197 struct hclge_mac_vlan_tbl_entry_cmd *req,
8198 struct hclge_desc *desc,
8199 bool is_mc)
8200 {
8201 struct hclge_dev *hdev = vport->back;
8202 u8 resp_code;
8203 u16 retval;
8204 int ret;
8205
8206 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_MAC_VLAN_ADD, true);
8207 if (is_mc) {
8208 desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
8209 memcpy(desc[0].data,
8210 req,
8211 sizeof(struct hclge_mac_vlan_tbl_entry_cmd));
8212 hclge_cmd_setup_basic_desc(&desc[1],
8213 HCLGE_OPC_MAC_VLAN_ADD,
8214 true);
8215 desc[1].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
8216 hclge_cmd_setup_basic_desc(&desc[2],
8217 HCLGE_OPC_MAC_VLAN_ADD,
8218 true);
8219 ret = hclge_cmd_send(&hdev->hw, desc, 3);
8220 } else {
8221 memcpy(desc[0].data,
8222 req,
8223 sizeof(struct hclge_mac_vlan_tbl_entry_cmd));
8224 ret = hclge_cmd_send(&hdev->hw, desc, 1);
8225 }
8226 if (ret) {
8227 dev_err(&hdev->pdev->dev,
8228 "lookup mac addr failed for cmd_send, ret =%d.\n",
8229 ret);
8230 return ret;
8231 }
8232 resp_code = (le32_to_cpu(desc[0].data[0]) >> 8) & 0xff;
8233 retval = le16_to_cpu(desc[0].retval);
8234
8235 return hclge_get_mac_vlan_cmd_status(vport, retval, resp_code,
8236 HCLGE_MAC_VLAN_LKUP);
8237 }
8238
hclge_add_mac_vlan_tbl(struct hclge_vport *vport, struct hclge_mac_vlan_tbl_entry_cmd *req, struct hclge_desc *mc_desc)8239 static int hclge_add_mac_vlan_tbl(struct hclge_vport *vport,
8240 struct hclge_mac_vlan_tbl_entry_cmd *req,
8241 struct hclge_desc *mc_desc)
8242 {
8243 struct hclge_dev *hdev = vport->back;
8244 int cfg_status;
8245 u8 resp_code;
8246 u16 retval;
8247 int ret;
8248
8249 if (!mc_desc) {
8250 struct hclge_desc desc;
8251
8252 hclge_cmd_setup_basic_desc(&desc,
8253 HCLGE_OPC_MAC_VLAN_ADD,
8254 false);
8255 memcpy(desc.data, req,
8256 sizeof(struct hclge_mac_vlan_tbl_entry_cmd));
8257 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
8258 resp_code = (le32_to_cpu(desc.data[0]) >> 8) & 0xff;
8259 retval = le16_to_cpu(desc.retval);
8260
8261 cfg_status = hclge_get_mac_vlan_cmd_status(vport, retval,
8262 resp_code,
8263 HCLGE_MAC_VLAN_ADD);
8264 } else {
8265 hclge_comm_cmd_reuse_desc(&mc_desc[0], false);
8266 mc_desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
8267 hclge_comm_cmd_reuse_desc(&mc_desc[1], false);
8268 mc_desc[1].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
8269 hclge_comm_cmd_reuse_desc(&mc_desc[2], false);
8270 mc_desc[2].flag &= cpu_to_le16(~HCLGE_COMM_CMD_FLAG_NEXT);
8271 memcpy(mc_desc[0].data, req,
8272 sizeof(struct hclge_mac_vlan_tbl_entry_cmd));
8273 ret = hclge_cmd_send(&hdev->hw, mc_desc, 3);
8274 resp_code = (le32_to_cpu(mc_desc[0].data[0]) >> 8) & 0xff;
8275 retval = le16_to_cpu(mc_desc[0].retval);
8276
8277 cfg_status = hclge_get_mac_vlan_cmd_status(vport, retval,
8278 resp_code,
8279 HCLGE_MAC_VLAN_ADD);
8280 }
8281
8282 if (ret) {
8283 dev_err(&hdev->pdev->dev,
8284 "add mac addr failed for cmd_send, ret =%d.\n",
8285 ret);
8286 return ret;
8287 }
8288
8289 return cfg_status;
8290 }
8291
hclge_set_umv_space(struct hclge_dev *hdev, u16 space_size, u16 *allocated_size)8292 static int hclge_set_umv_space(struct hclge_dev *hdev, u16 space_size,
8293 u16 *allocated_size)
8294 {
8295 struct hclge_umv_spc_alc_cmd *req;
8296 struct hclge_desc desc;
8297 int ret;
8298
8299 req = (struct hclge_umv_spc_alc_cmd *)desc.data;
8300 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_ALLOCATE, false);
8301
8302 req->space_size = cpu_to_le32(space_size);
8303
8304 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
8305 if (ret) {
8306 dev_err(&hdev->pdev->dev, "failed to set umv space, ret = %d\n",
8307 ret);
8308 return ret;
8309 }
8310
8311 *allocated_size = le32_to_cpu(desc.data[1]);
8312
8313 return 0;
8314 }
8315
hclge_init_umv_space(struct hclge_dev *hdev)8316 static int hclge_init_umv_space(struct hclge_dev *hdev)
8317 {
8318 u16 allocated_size = 0;
8319 int ret;
8320
8321 ret = hclge_set_umv_space(hdev, hdev->wanted_umv_size, &allocated_size);
8322 if (ret)
8323 return ret;
8324
8325 if (allocated_size < hdev->wanted_umv_size)
8326 dev_warn(&hdev->pdev->dev,
8327 "failed to alloc umv space, want %u, get %u\n",
8328 hdev->wanted_umv_size, allocated_size);
8329
8330 hdev->max_umv_size = allocated_size;
8331 hdev->priv_umv_size = hdev->max_umv_size / (hdev->num_alloc_vport + 1);
8332 hdev->share_umv_size = hdev->priv_umv_size +
8333 hdev->max_umv_size % (hdev->num_alloc_vport + 1);
8334
8335 if (hdev->ae_dev->dev_specs.mc_mac_size)
8336 set_bit(HNAE3_DEV_SUPPORT_MC_MAC_MNG_B, hdev->ae_dev->caps);
8337
8338 return 0;
8339 }
8340
hclge_reset_umv_space(struct hclge_dev *hdev)8341 static void hclge_reset_umv_space(struct hclge_dev *hdev)
8342 {
8343 struct hclge_vport *vport;
8344 int i;
8345
8346 for (i = 0; i < hdev->num_alloc_vport; i++) {
8347 vport = &hdev->vport[i];
8348 vport->used_umv_num = 0;
8349 }
8350
8351 mutex_lock(&hdev->vport_lock);
8352 hdev->share_umv_size = hdev->priv_umv_size +
8353 hdev->max_umv_size % (hdev->num_alloc_vport + 1);
8354 mutex_unlock(&hdev->vport_lock);
8355
8356 hdev->used_mc_mac_num = 0;
8357 }
8358
hclge_is_umv_space_full(struct hclge_vport *vport, bool need_lock)8359 static bool hclge_is_umv_space_full(struct hclge_vport *vport, bool need_lock)
8360 {
8361 struct hclge_dev *hdev = vport->back;
8362 bool is_full;
8363
8364 if (need_lock)
8365 mutex_lock(&hdev->vport_lock);
8366
8367 is_full = (vport->used_umv_num >= hdev->priv_umv_size &&
8368 hdev->share_umv_size == 0);
8369
8370 if (need_lock)
8371 mutex_unlock(&hdev->vport_lock);
8372
8373 return is_full;
8374 }
8375
hclge_update_umv_space(struct hclge_vport *vport, bool is_free)8376 static void hclge_update_umv_space(struct hclge_vport *vport, bool is_free)
8377 {
8378 struct hclge_dev *hdev = vport->back;
8379
8380 if (is_free) {
8381 if (vport->used_umv_num > hdev->priv_umv_size)
8382 hdev->share_umv_size++;
8383
8384 if (vport->used_umv_num > 0)
8385 vport->used_umv_num--;
8386 } else {
8387 if (vport->used_umv_num >= hdev->priv_umv_size &&
8388 hdev->share_umv_size > 0)
8389 hdev->share_umv_size--;
8390 vport->used_umv_num++;
8391 }
8392 }
8393
hclge_find_mac_node(struct list_head *list, const u8 *mac_addr)8394 static struct hclge_mac_node *hclge_find_mac_node(struct list_head *list,
8395 const u8 *mac_addr)
8396 {
8397 struct hclge_mac_node *mac_node, *tmp;
8398
8399 list_for_each_entry_safe(mac_node, tmp, list, node)
8400 if (ether_addr_equal(mac_addr, mac_node->mac_addr))
8401 return mac_node;
8402
8403 return NULL;
8404 }
8405
hclge_update_mac_node(struct hclge_mac_node *mac_node, enum HCLGE_MAC_NODE_STATE state)8406 static void hclge_update_mac_node(struct hclge_mac_node *mac_node,
8407 enum HCLGE_MAC_NODE_STATE state)
8408 {
8409 switch (state) {
8410 /* from set_rx_mode or tmp_add_list */
8411 case HCLGE_MAC_TO_ADD:
8412 if (mac_node->state == HCLGE_MAC_TO_DEL)
8413 mac_node->state = HCLGE_MAC_ACTIVE;
8414 break;
8415 /* only from set_rx_mode */
8416 case HCLGE_MAC_TO_DEL:
8417 if (mac_node->state == HCLGE_MAC_TO_ADD) {
8418 list_del(&mac_node->node);
8419 kfree(mac_node);
8420 } else {
8421 mac_node->state = HCLGE_MAC_TO_DEL;
8422 }
8423 break;
8424 /* only from tmp_add_list, the mac_node->state won't be
8425 * ACTIVE.
8426 */
8427 case HCLGE_MAC_ACTIVE:
8428 if (mac_node->state == HCLGE_MAC_TO_ADD)
8429 mac_node->state = HCLGE_MAC_ACTIVE;
8430
8431 break;
8432 }
8433 }
8434
hclge_update_mac_list(struct hclge_vport *vport, enum HCLGE_MAC_NODE_STATE state, enum HCLGE_MAC_ADDR_TYPE mac_type, const unsigned char *addr)8435 int hclge_update_mac_list(struct hclge_vport *vport,
8436 enum HCLGE_MAC_NODE_STATE state,
8437 enum HCLGE_MAC_ADDR_TYPE mac_type,
8438 const unsigned char *addr)
8439 {
8440 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
8441 struct hclge_dev *hdev = vport->back;
8442 struct hclge_mac_node *mac_node;
8443 struct list_head *list;
8444
8445 list = (mac_type == HCLGE_MAC_ADDR_UC) ?
8446 &vport->uc_mac_list : &vport->mc_mac_list;
8447
8448 spin_lock_bh(&vport->mac_list_lock);
8449
8450 /* if the mac addr is already in the mac list, no need to add a new
8451 * one into it, just check the mac addr state, convert it to a new
8452 * state, or just remove it, or do nothing.
8453 */
8454 mac_node = hclge_find_mac_node(list, addr);
8455 if (mac_node) {
8456 hclge_update_mac_node(mac_node, state);
8457 spin_unlock_bh(&vport->mac_list_lock);
8458 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE, &vport->state);
8459 return 0;
8460 }
8461
8462 /* if this address is never added, unnecessary to delete */
8463 if (state == HCLGE_MAC_TO_DEL) {
8464 spin_unlock_bh(&vport->mac_list_lock);
8465 hnae3_format_mac_addr(format_mac_addr, addr);
8466 dev_err(&hdev->pdev->dev,
8467 "failed to delete address %s from mac list\n",
8468 format_mac_addr);
8469 return -ENOENT;
8470 }
8471
8472 mac_node = kzalloc(sizeof(*mac_node), GFP_ATOMIC);
8473 if (!mac_node) {
8474 spin_unlock_bh(&vport->mac_list_lock);
8475 return -ENOMEM;
8476 }
8477
8478 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE, &vport->state);
8479
8480 mac_node->state = state;
8481 ether_addr_copy(mac_node->mac_addr, addr);
8482 list_add_tail(&mac_node->node, list);
8483
8484 spin_unlock_bh(&vport->mac_list_lock);
8485
8486 return 0;
8487 }
8488
hclge_add_uc_addr(struct hnae3_handle *handle, const unsigned char *addr)8489 static int hclge_add_uc_addr(struct hnae3_handle *handle,
8490 const unsigned char *addr)
8491 {
8492 struct hclge_vport *vport = hclge_get_vport(handle);
8493
8494 return hclge_update_mac_list(vport, HCLGE_MAC_TO_ADD, HCLGE_MAC_ADDR_UC,
8495 addr);
8496 }
8497
hclge_add_uc_addr_common(struct hclge_vport *vport, const unsigned char *addr)8498 int hclge_add_uc_addr_common(struct hclge_vport *vport,
8499 const unsigned char *addr)
8500 {
8501 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
8502 struct hclge_dev *hdev = vport->back;
8503 struct hclge_mac_vlan_tbl_entry_cmd req;
8504 struct hclge_desc desc;
8505 u16 egress_port = 0;
8506 int ret;
8507
8508 /* mac addr check */
8509 if (is_zero_ether_addr(addr) ||
8510 is_broadcast_ether_addr(addr) ||
8511 is_multicast_ether_addr(addr)) {
8512 hnae3_format_mac_addr(format_mac_addr, addr);
8513 dev_err(&hdev->pdev->dev,
8514 "Set_uc mac err! invalid mac:%s. is_zero:%d,is_br=%d,is_mul=%d\n",
8515 format_mac_addr, is_zero_ether_addr(addr),
8516 is_broadcast_ether_addr(addr),
8517 is_multicast_ether_addr(addr));
8518 return -EINVAL;
8519 }
8520
8521 memset(&req, 0, sizeof(req));
8522
8523 hnae3_set_field(egress_port, HCLGE_MAC_EPORT_VFID_M,
8524 HCLGE_MAC_EPORT_VFID_S, vport->vport_id);
8525
8526 req.egress_port = cpu_to_le16(egress_port);
8527
8528 hclge_prepare_mac_addr(&req, addr, false);
8529
8530 /* Lookup the mac address in the mac_vlan table, and add
8531 * it if the entry is inexistent. Repeated unicast entry
8532 * is not allowed in the mac vlan table.
8533 */
8534 ret = hclge_lookup_mac_vlan_tbl(vport, &req, &desc, false);
8535 if (ret == -ENOENT) {
8536 mutex_lock(&hdev->vport_lock);
8537 if (!hclge_is_umv_space_full(vport, false)) {
8538 ret = hclge_add_mac_vlan_tbl(vport, &req, NULL);
8539 if (!ret)
8540 hclge_update_umv_space(vport, false);
8541 mutex_unlock(&hdev->vport_lock);
8542 return ret;
8543 }
8544 mutex_unlock(&hdev->vport_lock);
8545
8546 if (!(vport->overflow_promisc_flags & HNAE3_OVERFLOW_UPE))
8547 dev_err(&hdev->pdev->dev, "UC MAC table full(%u)\n",
8548 hdev->priv_umv_size);
8549
8550 return -ENOSPC;
8551 }
8552
8553 /* check if we just hit the duplicate */
8554 if (!ret)
8555 return -EEXIST;
8556
8557 return ret;
8558 }
8559
hclge_rm_uc_addr(struct hnae3_handle *handle, const unsigned char *addr)8560 static int hclge_rm_uc_addr(struct hnae3_handle *handle,
8561 const unsigned char *addr)
8562 {
8563 struct hclge_vport *vport = hclge_get_vport(handle);
8564
8565 return hclge_update_mac_list(vport, HCLGE_MAC_TO_DEL, HCLGE_MAC_ADDR_UC,
8566 addr);
8567 }
8568
hclge_rm_uc_addr_common(struct hclge_vport *vport, const unsigned char *addr)8569 int hclge_rm_uc_addr_common(struct hclge_vport *vport,
8570 const unsigned char *addr)
8571 {
8572 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
8573 struct hclge_dev *hdev = vport->back;
8574 struct hclge_mac_vlan_tbl_entry_cmd req;
8575 int ret;
8576
8577 /* mac addr check */
8578 if (is_zero_ether_addr(addr) ||
8579 is_broadcast_ether_addr(addr) ||
8580 is_multicast_ether_addr(addr)) {
8581 hnae3_format_mac_addr(format_mac_addr, addr);
8582 dev_dbg(&hdev->pdev->dev, "Remove mac err! invalid mac:%s.\n",
8583 format_mac_addr);
8584 return -EINVAL;
8585 }
8586
8587 memset(&req, 0, sizeof(req));
8588 hnae3_set_bit(req.entry_type, HCLGE_MAC_VLAN_BIT0_EN_B, 0);
8589 hclge_prepare_mac_addr(&req, addr, false);
8590 ret = hclge_remove_mac_vlan_tbl(vport, &req);
8591 if (!ret || ret == -ENOENT) {
8592 mutex_lock(&hdev->vport_lock);
8593 hclge_update_umv_space(vport, true);
8594 mutex_unlock(&hdev->vport_lock);
8595 return 0;
8596 }
8597
8598 return ret;
8599 }
8600
hclge_add_mc_addr(struct hnae3_handle *handle, const unsigned char *addr)8601 static int hclge_add_mc_addr(struct hnae3_handle *handle,
8602 const unsigned char *addr)
8603 {
8604 struct hclge_vport *vport = hclge_get_vport(handle);
8605
8606 return hclge_update_mac_list(vport, HCLGE_MAC_TO_ADD, HCLGE_MAC_ADDR_MC,
8607 addr);
8608 }
8609
hclge_add_mc_addr_common(struct hclge_vport *vport, const unsigned char *addr)8610 int hclge_add_mc_addr_common(struct hclge_vport *vport,
8611 const unsigned char *addr)
8612 {
8613 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
8614 struct hclge_dev *hdev = vport->back;
8615 struct hclge_mac_vlan_tbl_entry_cmd req;
8616 struct hclge_desc desc[3];
8617 bool is_new_addr = false;
8618 int status;
8619
8620 /* mac addr check */
8621 if (!is_multicast_ether_addr(addr)) {
8622 hnae3_format_mac_addr(format_mac_addr, addr);
8623 dev_err(&hdev->pdev->dev,
8624 "Add mc mac err! invalid mac:%s.\n",
8625 format_mac_addr);
8626 return -EINVAL;
8627 }
8628 memset(&req, 0, sizeof(req));
8629 hclge_prepare_mac_addr(&req, addr, true);
8630 status = hclge_lookup_mac_vlan_tbl(vport, &req, desc, true);
8631 if (status) {
8632 if (hnae3_ae_dev_mc_mac_mng_supported(hdev->ae_dev) &&
8633 hdev->used_mc_mac_num >=
8634 hdev->ae_dev->dev_specs.mc_mac_size)
8635 goto err_no_space;
8636
8637 is_new_addr = true;
8638
8639 /* This mac addr do not exist, add new entry for it */
8640 memset(desc[0].data, 0, sizeof(desc[0].data));
8641 memset(desc[1].data, 0, sizeof(desc[0].data));
8642 memset(desc[2].data, 0, sizeof(desc[0].data));
8643 }
8644 status = hclge_update_desc_vfid(desc, vport->vport_id, false);
8645 if (status)
8646 return status;
8647 status = hclge_add_mac_vlan_tbl(vport, &req, desc);
8648 if (status == -ENOSPC)
8649 goto err_no_space;
8650 else if (!status && is_new_addr)
8651 hdev->used_mc_mac_num++;
8652
8653 return status;
8654
8655 err_no_space:
8656 /* if already overflow, not to print each time */
8657 if (!(vport->overflow_promisc_flags & HNAE3_OVERFLOW_MPE)) {
8658 vport->overflow_promisc_flags |= HNAE3_OVERFLOW_MPE;
8659 dev_err(&hdev->pdev->dev, "mc mac vlan table is full\n");
8660 }
8661
8662 return -ENOSPC;
8663 }
8664
hclge_rm_mc_addr(struct hnae3_handle *handle, const unsigned char *addr)8665 static int hclge_rm_mc_addr(struct hnae3_handle *handle,
8666 const unsigned char *addr)
8667 {
8668 struct hclge_vport *vport = hclge_get_vport(handle);
8669
8670 return hclge_update_mac_list(vport, HCLGE_MAC_TO_DEL, HCLGE_MAC_ADDR_MC,
8671 addr);
8672 }
8673
hclge_rm_mc_addr_common(struct hclge_vport *vport, const unsigned char *addr)8674 int hclge_rm_mc_addr_common(struct hclge_vport *vport,
8675 const unsigned char *addr)
8676 {
8677 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
8678 struct hclge_dev *hdev = vport->back;
8679 struct hclge_mac_vlan_tbl_entry_cmd req;
8680 enum hclge_comm_cmd_status status;
8681 struct hclge_desc desc[3];
8682
8683 /* mac addr check */
8684 if (!is_multicast_ether_addr(addr)) {
8685 hnae3_format_mac_addr(format_mac_addr, addr);
8686 dev_dbg(&hdev->pdev->dev,
8687 "Remove mc mac err! invalid mac:%s.\n",
8688 format_mac_addr);
8689 return -EINVAL;
8690 }
8691
8692 memset(&req, 0, sizeof(req));
8693 hclge_prepare_mac_addr(&req, addr, true);
8694 status = hclge_lookup_mac_vlan_tbl(vport, &req, desc, true);
8695 if (!status) {
8696 /* This mac addr exist, remove this handle's VFID for it */
8697 status = hclge_update_desc_vfid(desc, vport->vport_id, true);
8698 if (status)
8699 return status;
8700
8701 if (hclge_is_all_function_id_zero(desc)) {
8702 /* All the vfid is zero, so need to delete this entry */
8703 status = hclge_remove_mac_vlan_tbl(vport, &req);
8704 if (!status)
8705 hdev->used_mc_mac_num--;
8706 } else {
8707 /* Not all the vfid is zero, update the vfid */
8708 status = hclge_add_mac_vlan_tbl(vport, &req, desc);
8709 }
8710 } else if (status == -ENOENT) {
8711 status = 0;
8712 }
8713
8714 return status;
8715 }
8716
hclge_sync_vport_mac_list(struct hclge_vport *vport, struct list_head *list, enum HCLGE_MAC_ADDR_TYPE mac_type)8717 static void hclge_sync_vport_mac_list(struct hclge_vport *vport,
8718 struct list_head *list,
8719 enum HCLGE_MAC_ADDR_TYPE mac_type)
8720 {
8721 int (*sync)(struct hclge_vport *vport, const unsigned char *addr);
8722 struct hclge_mac_node *mac_node, *tmp;
8723 int ret;
8724
8725 if (mac_type == HCLGE_MAC_ADDR_UC)
8726 sync = hclge_add_uc_addr_common;
8727 else
8728 sync = hclge_add_mc_addr_common;
8729
8730 list_for_each_entry_safe(mac_node, tmp, list, node) {
8731 ret = sync(vport, mac_node->mac_addr);
8732 if (!ret) {
8733 mac_node->state = HCLGE_MAC_ACTIVE;
8734 } else {
8735 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE,
8736 &vport->state);
8737
8738 /* If one unicast mac address is existing in hardware,
8739 * we need to try whether other unicast mac addresses
8740 * are new addresses that can be added.
8741 * Multicast mac address can be reusable, even though
8742 * there is no space to add new multicast mac address,
8743 * we should check whether other mac addresses are
8744 * existing in hardware for reuse.
8745 */
8746 if ((mac_type == HCLGE_MAC_ADDR_UC && ret != -EEXIST) ||
8747 (mac_type == HCLGE_MAC_ADDR_MC && ret != -ENOSPC))
8748 break;
8749 }
8750 }
8751 }
8752
hclge_unsync_vport_mac_list(struct hclge_vport *vport, struct list_head *list, enum HCLGE_MAC_ADDR_TYPE mac_type)8753 static void hclge_unsync_vport_mac_list(struct hclge_vport *vport,
8754 struct list_head *list,
8755 enum HCLGE_MAC_ADDR_TYPE mac_type)
8756 {
8757 int (*unsync)(struct hclge_vport *vport, const unsigned char *addr);
8758 struct hclge_mac_node *mac_node, *tmp;
8759 int ret;
8760
8761 if (mac_type == HCLGE_MAC_ADDR_UC)
8762 unsync = hclge_rm_uc_addr_common;
8763 else
8764 unsync = hclge_rm_mc_addr_common;
8765
8766 list_for_each_entry_safe(mac_node, tmp, list, node) {
8767 ret = unsync(vport, mac_node->mac_addr);
8768 if (!ret || ret == -ENOENT) {
8769 list_del(&mac_node->node);
8770 kfree(mac_node);
8771 } else {
8772 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE,
8773 &vport->state);
8774 break;
8775 }
8776 }
8777 }
8778
hclge_sync_from_add_list(struct list_head *add_list, struct list_head *mac_list)8779 static bool hclge_sync_from_add_list(struct list_head *add_list,
8780 struct list_head *mac_list)
8781 {
8782 struct hclge_mac_node *mac_node, *tmp, *new_node;
8783 bool all_added = true;
8784
8785 list_for_each_entry_safe(mac_node, tmp, add_list, node) {
8786 if (mac_node->state == HCLGE_MAC_TO_ADD)
8787 all_added = false;
8788
8789 /* if the mac address from tmp_add_list is not in the
8790 * uc/mc_mac_list, it means have received a TO_DEL request
8791 * during the time window of adding the mac address into mac
8792 * table. if mac_node state is ACTIVE, then change it to TO_DEL,
8793 * then it will be removed at next time. else it must be TO_ADD,
8794 * this address hasn't been added into mac table,
8795 * so just remove the mac node.
8796 */
8797 new_node = hclge_find_mac_node(mac_list, mac_node->mac_addr);
8798 if (new_node) {
8799 hclge_update_mac_node(new_node, mac_node->state);
8800 list_del(&mac_node->node);
8801 kfree(mac_node);
8802 } else if (mac_node->state == HCLGE_MAC_ACTIVE) {
8803 mac_node->state = HCLGE_MAC_TO_DEL;
8804 list_move_tail(&mac_node->node, mac_list);
8805 } else {
8806 list_del(&mac_node->node);
8807 kfree(mac_node);
8808 }
8809 }
8810
8811 return all_added;
8812 }
8813
hclge_sync_from_del_list(struct list_head *del_list, struct list_head *mac_list)8814 static void hclge_sync_from_del_list(struct list_head *del_list,
8815 struct list_head *mac_list)
8816 {
8817 struct hclge_mac_node *mac_node, *tmp, *new_node;
8818
8819 list_for_each_entry_safe(mac_node, tmp, del_list, node) {
8820 new_node = hclge_find_mac_node(mac_list, mac_node->mac_addr);
8821 if (new_node) {
8822 /* If the mac addr exists in the mac list, it means
8823 * received a new TO_ADD request during the time window
8824 * of configuring the mac address. For the mac node
8825 * state is TO_ADD, and the address is already in the
8826 * in the hardware(due to delete fail), so we just need
8827 * to change the mac node state to ACTIVE.
8828 */
8829 new_node->state = HCLGE_MAC_ACTIVE;
8830 list_del(&mac_node->node);
8831 kfree(mac_node);
8832 } else {
8833 list_move_tail(&mac_node->node, mac_list);
8834 }
8835 }
8836 }
8837
hclge_update_overflow_flags(struct hclge_vport *vport, enum HCLGE_MAC_ADDR_TYPE mac_type, bool is_all_added)8838 static void hclge_update_overflow_flags(struct hclge_vport *vport,
8839 enum HCLGE_MAC_ADDR_TYPE mac_type,
8840 bool is_all_added)
8841 {
8842 if (mac_type == HCLGE_MAC_ADDR_UC) {
8843 if (is_all_added)
8844 vport->overflow_promisc_flags &= ~HNAE3_OVERFLOW_UPE;
8845 else if (hclge_is_umv_space_full(vport, true))
8846 vport->overflow_promisc_flags |= HNAE3_OVERFLOW_UPE;
8847 } else {
8848 if (is_all_added)
8849 vport->overflow_promisc_flags &= ~HNAE3_OVERFLOW_MPE;
8850 else
8851 vport->overflow_promisc_flags |= HNAE3_OVERFLOW_MPE;
8852 }
8853 }
8854
hclge_sync_vport_mac_table(struct hclge_vport *vport, enum HCLGE_MAC_ADDR_TYPE mac_type)8855 static void hclge_sync_vport_mac_table(struct hclge_vport *vport,
8856 enum HCLGE_MAC_ADDR_TYPE mac_type)
8857 {
8858 struct hclge_mac_node *mac_node, *tmp, *new_node;
8859 struct list_head tmp_add_list, tmp_del_list;
8860 struct list_head *list;
8861 bool all_added;
8862
8863 INIT_LIST_HEAD(&tmp_add_list);
8864 INIT_LIST_HEAD(&tmp_del_list);
8865
8866 /* move the mac addr to the tmp_add_list and tmp_del_list, then
8867 * we can add/delete these mac addr outside the spin lock
8868 */
8869 list = (mac_type == HCLGE_MAC_ADDR_UC) ?
8870 &vport->uc_mac_list : &vport->mc_mac_list;
8871
8872 spin_lock_bh(&vport->mac_list_lock);
8873
8874 list_for_each_entry_safe(mac_node, tmp, list, node) {
8875 switch (mac_node->state) {
8876 case HCLGE_MAC_TO_DEL:
8877 list_move_tail(&mac_node->node, &tmp_del_list);
8878 break;
8879 case HCLGE_MAC_TO_ADD:
8880 new_node = kzalloc(sizeof(*new_node), GFP_ATOMIC);
8881 if (!new_node)
8882 goto stop_traverse;
8883 ether_addr_copy(new_node->mac_addr, mac_node->mac_addr);
8884 new_node->state = mac_node->state;
8885 list_add_tail(&new_node->node, &tmp_add_list);
8886 break;
8887 default:
8888 break;
8889 }
8890 }
8891
8892 stop_traverse:
8893 spin_unlock_bh(&vport->mac_list_lock);
8894
8895 /* delete first, in order to get max mac table space for adding */
8896 hclge_unsync_vport_mac_list(vport, &tmp_del_list, mac_type);
8897 hclge_sync_vport_mac_list(vport, &tmp_add_list, mac_type);
8898
8899 /* if some mac addresses were added/deleted fail, move back to the
8900 * mac_list, and retry at next time.
8901 */
8902 spin_lock_bh(&vport->mac_list_lock);
8903
8904 hclge_sync_from_del_list(&tmp_del_list, list);
8905 all_added = hclge_sync_from_add_list(&tmp_add_list, list);
8906
8907 spin_unlock_bh(&vport->mac_list_lock);
8908
8909 hclge_update_overflow_flags(vport, mac_type, all_added);
8910 }
8911
hclge_need_sync_mac_table(struct hclge_vport *vport)8912 static bool hclge_need_sync_mac_table(struct hclge_vport *vport)
8913 {
8914 struct hclge_dev *hdev = vport->back;
8915
8916 if (test_bit(vport->vport_id, hdev->vport_config_block))
8917 return false;
8918
8919 if (test_and_clear_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE, &vport->state))
8920 return true;
8921
8922 return false;
8923 }
8924
hclge_sync_mac_table(struct hclge_dev *hdev)8925 static void hclge_sync_mac_table(struct hclge_dev *hdev)
8926 {
8927 int i;
8928
8929 for (i = 0; i < hdev->num_alloc_vport; i++) {
8930 struct hclge_vport *vport = &hdev->vport[i];
8931
8932 if (!hclge_need_sync_mac_table(vport))
8933 continue;
8934
8935 hclge_sync_vport_mac_table(vport, HCLGE_MAC_ADDR_UC);
8936 hclge_sync_vport_mac_table(vport, HCLGE_MAC_ADDR_MC);
8937 }
8938 }
8939
hclge_build_del_list(struct list_head *list, bool is_del_list, struct list_head *tmp_del_list)8940 static void hclge_build_del_list(struct list_head *list,
8941 bool is_del_list,
8942 struct list_head *tmp_del_list)
8943 {
8944 struct hclge_mac_node *mac_cfg, *tmp;
8945
8946 list_for_each_entry_safe(mac_cfg, tmp, list, node) {
8947 switch (mac_cfg->state) {
8948 case HCLGE_MAC_TO_DEL:
8949 case HCLGE_MAC_ACTIVE:
8950 list_move_tail(&mac_cfg->node, tmp_del_list);
8951 break;
8952 case HCLGE_MAC_TO_ADD:
8953 if (is_del_list) {
8954 list_del(&mac_cfg->node);
8955 kfree(mac_cfg);
8956 }
8957 break;
8958 }
8959 }
8960 }
8961
hclge_unsync_del_list(struct hclge_vport *vport, int (*unsync)(struct hclge_vport *vport, const unsigned char *addr), bool is_del_list, struct list_head *tmp_del_list)8962 static void hclge_unsync_del_list(struct hclge_vport *vport,
8963 int (*unsync)(struct hclge_vport *vport,
8964 const unsigned char *addr),
8965 bool is_del_list,
8966 struct list_head *tmp_del_list)
8967 {
8968 struct hclge_mac_node *mac_cfg, *tmp;
8969 int ret;
8970
8971 list_for_each_entry_safe(mac_cfg, tmp, tmp_del_list, node) {
8972 ret = unsync(vport, mac_cfg->mac_addr);
8973 if (!ret || ret == -ENOENT) {
8974 /* clear all mac addr from hardware, but remain these
8975 * mac addr in the mac list, and restore them after
8976 * vf reset finished.
8977 */
8978 if (!is_del_list &&
8979 mac_cfg->state == HCLGE_MAC_ACTIVE) {
8980 mac_cfg->state = HCLGE_MAC_TO_ADD;
8981 } else {
8982 list_del(&mac_cfg->node);
8983 kfree(mac_cfg);
8984 }
8985 } else if (is_del_list) {
8986 mac_cfg->state = HCLGE_MAC_TO_DEL;
8987 }
8988 }
8989 }
8990
hclge_rm_vport_all_mac_table(struct hclge_vport *vport, bool is_del_list, enum HCLGE_MAC_ADDR_TYPE mac_type)8991 void hclge_rm_vport_all_mac_table(struct hclge_vport *vport, bool is_del_list,
8992 enum HCLGE_MAC_ADDR_TYPE mac_type)
8993 {
8994 int (*unsync)(struct hclge_vport *vport, const unsigned char *addr);
8995 struct hclge_dev *hdev = vport->back;
8996 struct list_head tmp_del_list, *list;
8997
8998 if (mac_type == HCLGE_MAC_ADDR_UC) {
8999 list = &vport->uc_mac_list;
9000 unsync = hclge_rm_uc_addr_common;
9001 } else {
9002 list = &vport->mc_mac_list;
9003 unsync = hclge_rm_mc_addr_common;
9004 }
9005
9006 INIT_LIST_HEAD(&tmp_del_list);
9007
9008 if (!is_del_list)
9009 set_bit(vport->vport_id, hdev->vport_config_block);
9010
9011 spin_lock_bh(&vport->mac_list_lock);
9012
9013 hclge_build_del_list(list, is_del_list, &tmp_del_list);
9014
9015 spin_unlock_bh(&vport->mac_list_lock);
9016
9017 hclge_unsync_del_list(vport, unsync, is_del_list, &tmp_del_list);
9018
9019 spin_lock_bh(&vport->mac_list_lock);
9020
9021 hclge_sync_from_del_list(&tmp_del_list, list);
9022
9023 spin_unlock_bh(&vport->mac_list_lock);
9024 }
9025
9026 /* remove all mac address when uninitailize */
hclge_uninit_vport_mac_list(struct hclge_vport *vport, enum HCLGE_MAC_ADDR_TYPE mac_type)9027 static void hclge_uninit_vport_mac_list(struct hclge_vport *vport,
9028 enum HCLGE_MAC_ADDR_TYPE mac_type)
9029 {
9030 struct hclge_mac_node *mac_node, *tmp;
9031 struct hclge_dev *hdev = vport->back;
9032 struct list_head tmp_del_list, *list;
9033
9034 INIT_LIST_HEAD(&tmp_del_list);
9035
9036 list = (mac_type == HCLGE_MAC_ADDR_UC) ?
9037 &vport->uc_mac_list : &vport->mc_mac_list;
9038
9039 spin_lock_bh(&vport->mac_list_lock);
9040
9041 list_for_each_entry_safe(mac_node, tmp, list, node) {
9042 switch (mac_node->state) {
9043 case HCLGE_MAC_TO_DEL:
9044 case HCLGE_MAC_ACTIVE:
9045 list_move_tail(&mac_node->node, &tmp_del_list);
9046 break;
9047 case HCLGE_MAC_TO_ADD:
9048 list_del(&mac_node->node);
9049 kfree(mac_node);
9050 break;
9051 }
9052 }
9053
9054 spin_unlock_bh(&vport->mac_list_lock);
9055
9056 hclge_unsync_vport_mac_list(vport, &tmp_del_list, mac_type);
9057
9058 if (!list_empty(&tmp_del_list))
9059 dev_warn(&hdev->pdev->dev,
9060 "uninit %s mac list for vport %u not completely.\n",
9061 mac_type == HCLGE_MAC_ADDR_UC ? "uc" : "mc",
9062 vport->vport_id);
9063
9064 list_for_each_entry_safe(mac_node, tmp, &tmp_del_list, node) {
9065 list_del(&mac_node->node);
9066 kfree(mac_node);
9067 }
9068 }
9069
hclge_uninit_mac_table(struct hclge_dev *hdev)9070 static void hclge_uninit_mac_table(struct hclge_dev *hdev)
9071 {
9072 struct hclge_vport *vport;
9073 int i;
9074
9075 for (i = 0; i < hdev->num_alloc_vport; i++) {
9076 vport = &hdev->vport[i];
9077 hclge_uninit_vport_mac_list(vport, HCLGE_MAC_ADDR_UC);
9078 hclge_uninit_vport_mac_list(vport, HCLGE_MAC_ADDR_MC);
9079 }
9080 }
9081
hclge_get_mac_ethertype_cmd_status(struct hclge_dev *hdev, u16 cmdq_resp, u8 resp_code)9082 static int hclge_get_mac_ethertype_cmd_status(struct hclge_dev *hdev,
9083 u16 cmdq_resp, u8 resp_code)
9084 {
9085 #define HCLGE_ETHERTYPE_SUCCESS_ADD 0
9086 #define HCLGE_ETHERTYPE_ALREADY_ADD 1
9087 #define HCLGE_ETHERTYPE_MGR_TBL_OVERFLOW 2
9088 #define HCLGE_ETHERTYPE_KEY_CONFLICT 3
9089
9090 int return_status;
9091
9092 if (cmdq_resp) {
9093 dev_err(&hdev->pdev->dev,
9094 "cmdq execute failed for get_mac_ethertype_cmd_status, status=%u.\n",
9095 cmdq_resp);
9096 return -EIO;
9097 }
9098
9099 switch (resp_code) {
9100 case HCLGE_ETHERTYPE_SUCCESS_ADD:
9101 case HCLGE_ETHERTYPE_ALREADY_ADD:
9102 return_status = 0;
9103 break;
9104 case HCLGE_ETHERTYPE_MGR_TBL_OVERFLOW:
9105 dev_err(&hdev->pdev->dev,
9106 "add mac ethertype failed for manager table overflow.\n");
9107 return_status = -EIO;
9108 break;
9109 case HCLGE_ETHERTYPE_KEY_CONFLICT:
9110 dev_err(&hdev->pdev->dev,
9111 "add mac ethertype failed for key conflict.\n");
9112 return_status = -EIO;
9113 break;
9114 default:
9115 dev_err(&hdev->pdev->dev,
9116 "add mac ethertype failed for undefined, code=%u.\n",
9117 resp_code);
9118 return_status = -EIO;
9119 }
9120
9121 return return_status;
9122 }
9123
hclge_set_vf_mac(struct hnae3_handle *handle, int vf, u8 *mac_addr)9124 static int hclge_set_vf_mac(struct hnae3_handle *handle, int vf,
9125 u8 *mac_addr)
9126 {
9127 struct hclge_vport *vport = hclge_get_vport(handle);
9128 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
9129 struct hclge_dev *hdev = vport->back;
9130
9131 vport = hclge_get_vf_vport(hdev, vf);
9132 if (!vport)
9133 return -EINVAL;
9134
9135 hnae3_format_mac_addr(format_mac_addr, mac_addr);
9136 if (ether_addr_equal(mac_addr, vport->vf_info.mac)) {
9137 dev_info(&hdev->pdev->dev,
9138 "Specified MAC(=%s) is same as before, no change committed!\n",
9139 format_mac_addr);
9140 return 0;
9141 }
9142
9143 ether_addr_copy(vport->vf_info.mac, mac_addr);
9144
9145 /* there is a timewindow for PF to know VF unalive, it may
9146 * cause send mailbox fail, but it doesn't matter, VF will
9147 * query it when reinit.
9148 */
9149 if (test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state)) {
9150 dev_info(&hdev->pdev->dev,
9151 "MAC of VF %d has been set to %s, and it will be reinitialized!\n",
9152 vf, format_mac_addr);
9153 (void)hclge_inform_reset_assert_to_vf(vport);
9154 return 0;
9155 }
9156
9157 dev_info(&hdev->pdev->dev,
9158 "MAC of VF %d has been set to %s, will be active after VF reset\n",
9159 vf, format_mac_addr);
9160 return 0;
9161 }
9162
hclge_add_mgr_tbl(struct hclge_dev *hdev, const struct hclge_mac_mgr_tbl_entry_cmd *req)9163 static int hclge_add_mgr_tbl(struct hclge_dev *hdev,
9164 const struct hclge_mac_mgr_tbl_entry_cmd *req)
9165 {
9166 struct hclge_desc desc;
9167 u8 resp_code;
9168 u16 retval;
9169 int ret;
9170
9171 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_ETHTYPE_ADD, false);
9172 memcpy(desc.data, req, sizeof(struct hclge_mac_mgr_tbl_entry_cmd));
9173
9174 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
9175 if (ret) {
9176 dev_err(&hdev->pdev->dev,
9177 "add mac ethertype failed for cmd_send, ret =%d.\n",
9178 ret);
9179 return ret;
9180 }
9181
9182 resp_code = (le32_to_cpu(desc.data[0]) >> 8) & 0xff;
9183 retval = le16_to_cpu(desc.retval);
9184
9185 return hclge_get_mac_ethertype_cmd_status(hdev, retval, resp_code);
9186 }
9187
init_mgr_tbl(struct hclge_dev *hdev)9188 static int init_mgr_tbl(struct hclge_dev *hdev)
9189 {
9190 int ret;
9191 int i;
9192
9193 for (i = 0; i < ARRAY_SIZE(hclge_mgr_table); i++) {
9194 ret = hclge_add_mgr_tbl(hdev, &hclge_mgr_table[i]);
9195 if (ret) {
9196 dev_err(&hdev->pdev->dev,
9197 "add mac ethertype failed, ret =%d.\n",
9198 ret);
9199 return ret;
9200 }
9201 }
9202
9203 return 0;
9204 }
9205
hclge_get_mac_addr(struct hnae3_handle *handle, u8 *p)9206 static void hclge_get_mac_addr(struct hnae3_handle *handle, u8 *p)
9207 {
9208 struct hclge_vport *vport = hclge_get_vport(handle);
9209 struct hclge_dev *hdev = vport->back;
9210
9211 ether_addr_copy(p, hdev->hw.mac.mac_addr);
9212 }
9213
hclge_update_mac_node_for_dev_addr(struct hclge_vport *vport, const u8 *old_addr, const u8 *new_addr)9214 int hclge_update_mac_node_for_dev_addr(struct hclge_vport *vport,
9215 const u8 *old_addr, const u8 *new_addr)
9216 {
9217 struct list_head *list = &vport->uc_mac_list;
9218 struct hclge_mac_node *old_node, *new_node;
9219
9220 new_node = hclge_find_mac_node(list, new_addr);
9221 if (!new_node) {
9222 new_node = kzalloc(sizeof(*new_node), GFP_ATOMIC);
9223 if (!new_node)
9224 return -ENOMEM;
9225
9226 new_node->state = HCLGE_MAC_TO_ADD;
9227 ether_addr_copy(new_node->mac_addr, new_addr);
9228 list_add(&new_node->node, list);
9229 } else {
9230 if (new_node->state == HCLGE_MAC_TO_DEL)
9231 new_node->state = HCLGE_MAC_ACTIVE;
9232
9233 /* make sure the new addr is in the list head, avoid dev
9234 * addr may be not re-added into mac table for the umv space
9235 * limitation after global/imp reset which will clear mac
9236 * table by hardware.
9237 */
9238 list_move(&new_node->node, list);
9239 }
9240
9241 if (old_addr && !ether_addr_equal(old_addr, new_addr)) {
9242 old_node = hclge_find_mac_node(list, old_addr);
9243 if (old_node) {
9244 if (old_node->state == HCLGE_MAC_TO_ADD) {
9245 list_del(&old_node->node);
9246 kfree(old_node);
9247 } else {
9248 old_node->state = HCLGE_MAC_TO_DEL;
9249 }
9250 }
9251 }
9252
9253 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE, &vport->state);
9254
9255 return 0;
9256 }
9257
hclge_set_mac_addr(struct hnae3_handle *handle, const void *p, bool is_first)9258 static int hclge_set_mac_addr(struct hnae3_handle *handle, const void *p,
9259 bool is_first)
9260 {
9261 const unsigned char *new_addr = (const unsigned char *)p;
9262 struct hclge_vport *vport = hclge_get_vport(handle);
9263 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
9264 struct hclge_dev *hdev = vport->back;
9265 unsigned char *old_addr = NULL;
9266 int ret;
9267
9268 /* mac addr check */
9269 if (is_zero_ether_addr(new_addr) ||
9270 is_broadcast_ether_addr(new_addr) ||
9271 is_multicast_ether_addr(new_addr)) {
9272 hnae3_format_mac_addr(format_mac_addr, new_addr);
9273 dev_err(&hdev->pdev->dev,
9274 "change uc mac err! invalid mac: %s.\n",
9275 format_mac_addr);
9276 return -EINVAL;
9277 }
9278
9279 ret = hclge_pause_addr_cfg(hdev, new_addr);
9280 if (ret) {
9281 dev_err(&hdev->pdev->dev,
9282 "failed to configure mac pause address, ret = %d\n",
9283 ret);
9284 return ret;
9285 }
9286
9287 if (!is_first)
9288 old_addr = hdev->hw.mac.mac_addr;
9289
9290 spin_lock_bh(&vport->mac_list_lock);
9291 ret = hclge_update_mac_node_for_dev_addr(vport, old_addr, new_addr);
9292 if (ret) {
9293 hnae3_format_mac_addr(format_mac_addr, new_addr);
9294 dev_err(&hdev->pdev->dev,
9295 "failed to change the mac addr:%s, ret = %d\n",
9296 format_mac_addr, ret);
9297 spin_unlock_bh(&vport->mac_list_lock);
9298
9299 if (!is_first)
9300 hclge_pause_addr_cfg(hdev, old_addr);
9301
9302 return ret;
9303 }
9304 /* we must update dev addr with spin lock protect, preventing dev addr
9305 * being removed by set_rx_mode path.
9306 */
9307 ether_addr_copy(hdev->hw.mac.mac_addr, new_addr);
9308 spin_unlock_bh(&vport->mac_list_lock);
9309
9310 hclge_task_schedule(hdev, 0);
9311
9312 return 0;
9313 }
9314
hclge_mii_ioctl(struct hclge_dev *hdev, struct ifreq *ifr, int cmd)9315 static int hclge_mii_ioctl(struct hclge_dev *hdev, struct ifreq *ifr, int cmd)
9316 {
9317 struct mii_ioctl_data *data = if_mii(ifr);
9318
9319 if (!hnae3_dev_phy_imp_supported(hdev))
9320 return -EOPNOTSUPP;
9321
9322 switch (cmd) {
9323 case SIOCGMIIPHY:
9324 data->phy_id = hdev->hw.mac.phy_addr;
9325 /* this command reads phy id and register at the same time */
9326 fallthrough;
9327 case SIOCGMIIREG:
9328 data->val_out = hclge_read_phy_reg(hdev, data->reg_num);
9329 return 0;
9330
9331 case SIOCSMIIREG:
9332 return hclge_write_phy_reg(hdev, data->reg_num, data->val_in);
9333 default:
9334 return -EOPNOTSUPP;
9335 }
9336 }
9337
hclge_do_ioctl(struct hnae3_handle *handle, struct ifreq *ifr, int cmd)9338 static int hclge_do_ioctl(struct hnae3_handle *handle, struct ifreq *ifr,
9339 int cmd)
9340 {
9341 struct hclge_vport *vport = hclge_get_vport(handle);
9342 struct hclge_dev *hdev = vport->back;
9343
9344 switch (cmd) {
9345 case SIOCGHWTSTAMP:
9346 return hclge_ptp_get_cfg(hdev, ifr);
9347 case SIOCSHWTSTAMP:
9348 return hclge_ptp_set_cfg(hdev, ifr);
9349 default:
9350 if (!hdev->hw.mac.phydev)
9351 return hclge_mii_ioctl(hdev, ifr, cmd);
9352 }
9353
9354 return phy_mii_ioctl(hdev->hw.mac.phydev, ifr, cmd);
9355 }
9356
hclge_set_port_vlan_filter_bypass(struct hclge_dev *hdev, u8 vf_id, bool bypass_en)9357 static int hclge_set_port_vlan_filter_bypass(struct hclge_dev *hdev, u8 vf_id,
9358 bool bypass_en)
9359 {
9360 struct hclge_port_vlan_filter_bypass_cmd *req;
9361 struct hclge_desc desc;
9362 int ret;
9363
9364 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PORT_VLAN_BYPASS, false);
9365 req = (struct hclge_port_vlan_filter_bypass_cmd *)desc.data;
9366 req->vf_id = vf_id;
9367 hnae3_set_bit(req->bypass_state, HCLGE_INGRESS_BYPASS_B,
9368 bypass_en ? 1 : 0);
9369
9370 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
9371 if (ret)
9372 dev_err(&hdev->pdev->dev,
9373 "failed to set vport%u port vlan filter bypass state, ret = %d.\n",
9374 vf_id, ret);
9375
9376 return ret;
9377 }
9378
hclge_set_vlan_filter_ctrl(struct hclge_dev *hdev, u8 vlan_type, u8 fe_type, bool filter_en, u8 vf_id)9379 static int hclge_set_vlan_filter_ctrl(struct hclge_dev *hdev, u8 vlan_type,
9380 u8 fe_type, bool filter_en, u8 vf_id)
9381 {
9382 struct hclge_vlan_filter_ctrl_cmd *req;
9383 struct hclge_desc desc;
9384 int ret;
9385
9386 /* read current vlan filter parameter */
9387 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_FILTER_CTRL, true);
9388 req = (struct hclge_vlan_filter_ctrl_cmd *)desc.data;
9389 req->vlan_type = vlan_type;
9390 req->vf_id = vf_id;
9391
9392 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
9393 if (ret) {
9394 dev_err(&hdev->pdev->dev, "failed to get vport%u vlan filter config, ret = %d.\n",
9395 vf_id, ret);
9396 return ret;
9397 }
9398
9399 /* modify and write new config parameter */
9400 hclge_comm_cmd_reuse_desc(&desc, false);
9401 req->vlan_fe = filter_en ?
9402 (req->vlan_fe | fe_type) : (req->vlan_fe & ~fe_type);
9403
9404 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
9405 if (ret)
9406 dev_err(&hdev->pdev->dev, "failed to set vport%u vlan filter, ret = %d.\n",
9407 vf_id, ret);
9408
9409 return ret;
9410 }
9411
hclge_set_vport_vlan_filter(struct hclge_vport *vport, bool enable)9412 static int hclge_set_vport_vlan_filter(struct hclge_vport *vport, bool enable)
9413 {
9414 struct hclge_dev *hdev = vport->back;
9415 struct hnae3_ae_dev *ae_dev = hdev->ae_dev;
9416 int ret;
9417
9418 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
9419 return hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF,
9420 HCLGE_FILTER_FE_EGRESS_V1_B,
9421 enable, vport->vport_id);
9422
9423 ret = hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF,
9424 HCLGE_FILTER_FE_EGRESS, enable,
9425 vport->vport_id);
9426 if (ret)
9427 return ret;
9428
9429 if (test_bit(HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B, ae_dev->caps)) {
9430 ret = hclge_set_port_vlan_filter_bypass(hdev, vport->vport_id,
9431 !enable);
9432 } else if (!vport->vport_id) {
9433 if (test_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, ae_dev->caps))
9434 enable = false;
9435
9436 ret = hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_PORT,
9437 HCLGE_FILTER_FE_INGRESS,
9438 enable, 0);
9439 }
9440
9441 return ret;
9442 }
9443
hclge_need_enable_vport_vlan_filter(struct hclge_vport *vport)9444 static bool hclge_need_enable_vport_vlan_filter(struct hclge_vport *vport)
9445 {
9446 struct hnae3_handle *handle = &vport->nic;
9447 struct hclge_vport_vlan_cfg *vlan, *tmp;
9448 struct hclge_dev *hdev = vport->back;
9449
9450 if (vport->vport_id) {
9451 if (vport->port_base_vlan_cfg.state !=
9452 HNAE3_PORT_BASE_VLAN_DISABLE)
9453 return true;
9454
9455 if (vport->vf_info.trusted && vport->vf_info.request_uc_en)
9456 return false;
9457 } else if (handle->netdev_flags & HNAE3_USER_UPE) {
9458 return false;
9459 }
9460
9461 if (!vport->req_vlan_fltr_en)
9462 return false;
9463
9464 /* compatible with former device, always enable vlan filter */
9465 if (!test_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, hdev->ae_dev->caps))
9466 return true;
9467
9468 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node)
9469 if (vlan->vlan_id != 0)
9470 return true;
9471
9472 return false;
9473 }
9474
hclge_enable_vport_vlan_filter(struct hclge_vport *vport, bool request_en)9475 int hclge_enable_vport_vlan_filter(struct hclge_vport *vport, bool request_en)
9476 {
9477 struct hclge_dev *hdev = vport->back;
9478 bool need_en;
9479 int ret;
9480
9481 mutex_lock(&hdev->vport_lock);
9482
9483 vport->req_vlan_fltr_en = request_en;
9484
9485 need_en = hclge_need_enable_vport_vlan_filter(vport);
9486 if (need_en == vport->cur_vlan_fltr_en) {
9487 mutex_unlock(&hdev->vport_lock);
9488 return 0;
9489 }
9490
9491 ret = hclge_set_vport_vlan_filter(vport, need_en);
9492 if (ret) {
9493 mutex_unlock(&hdev->vport_lock);
9494 return ret;
9495 }
9496
9497 vport->cur_vlan_fltr_en = need_en;
9498
9499 mutex_unlock(&hdev->vport_lock);
9500
9501 return 0;
9502 }
9503
hclge_enable_vlan_filter(struct hnae3_handle *handle, bool enable)9504 static int hclge_enable_vlan_filter(struct hnae3_handle *handle, bool enable)
9505 {
9506 struct hclge_vport *vport = hclge_get_vport(handle);
9507
9508 return hclge_enable_vport_vlan_filter(vport, enable);
9509 }
9510
hclge_set_vf_vlan_filter_cmd(struct hclge_dev *hdev, u16 vfid, bool is_kill, u16 vlan, struct hclge_desc *desc)9511 static int hclge_set_vf_vlan_filter_cmd(struct hclge_dev *hdev, u16 vfid,
9512 bool is_kill, u16 vlan,
9513 struct hclge_desc *desc)
9514 {
9515 struct hclge_vlan_filter_vf_cfg_cmd *req0;
9516 struct hclge_vlan_filter_vf_cfg_cmd *req1;
9517 u8 vf_byte_val;
9518 u8 vf_byte_off;
9519 int ret;
9520
9521 hclge_cmd_setup_basic_desc(&desc[0],
9522 HCLGE_OPC_VLAN_FILTER_VF_CFG, false);
9523 hclge_cmd_setup_basic_desc(&desc[1],
9524 HCLGE_OPC_VLAN_FILTER_VF_CFG, false);
9525
9526 desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
9527
9528 vf_byte_off = vfid / 8;
9529 vf_byte_val = 1 << (vfid % 8);
9530
9531 req0 = (struct hclge_vlan_filter_vf_cfg_cmd *)desc[0].data;
9532 req1 = (struct hclge_vlan_filter_vf_cfg_cmd *)desc[1].data;
9533
9534 req0->vlan_id = cpu_to_le16(vlan);
9535 req0->vlan_cfg = is_kill;
9536
9537 if (vf_byte_off < HCLGE_MAX_VF_BYTES)
9538 req0->vf_bitmap[vf_byte_off] = vf_byte_val;
9539 else
9540 req1->vf_bitmap[vf_byte_off - HCLGE_MAX_VF_BYTES] = vf_byte_val;
9541
9542 ret = hclge_cmd_send(&hdev->hw, desc, 2);
9543 if (ret) {
9544 dev_err(&hdev->pdev->dev,
9545 "Send vf vlan command fail, ret =%d.\n",
9546 ret);
9547 return ret;
9548 }
9549
9550 return 0;
9551 }
9552
hclge_check_vf_vlan_cmd_status(struct hclge_dev *hdev, u16 vfid, bool is_kill, struct hclge_desc *desc)9553 static int hclge_check_vf_vlan_cmd_status(struct hclge_dev *hdev, u16 vfid,
9554 bool is_kill, struct hclge_desc *desc)
9555 {
9556 struct hclge_vlan_filter_vf_cfg_cmd *req;
9557
9558 req = (struct hclge_vlan_filter_vf_cfg_cmd *)desc[0].data;
9559
9560 if (!is_kill) {
9561 #define HCLGE_VF_VLAN_NO_ENTRY 2
9562 if (!req->resp_code || req->resp_code == 1)
9563 return 0;
9564
9565 if (req->resp_code == HCLGE_VF_VLAN_NO_ENTRY) {
9566 set_bit(vfid, hdev->vf_vlan_full);
9567 dev_warn(&hdev->pdev->dev,
9568 "vf vlan table is full, vf vlan filter is disabled\n");
9569 return 0;
9570 }
9571
9572 dev_err(&hdev->pdev->dev,
9573 "Add vf vlan filter fail, ret =%u.\n",
9574 req->resp_code);
9575 } else {
9576 #define HCLGE_VF_VLAN_DEL_NO_FOUND 1
9577 if (!req->resp_code)
9578 return 0;
9579
9580 /* vf vlan filter is disabled when vf vlan table is full,
9581 * then new vlan id will not be added into vf vlan table.
9582 * Just return 0 without warning, avoid massive verbose
9583 * print logs when unload.
9584 */
9585 if (req->resp_code == HCLGE_VF_VLAN_DEL_NO_FOUND)
9586 return 0;
9587
9588 dev_err(&hdev->pdev->dev,
9589 "Kill vf vlan filter fail, ret =%u.\n",
9590 req->resp_code);
9591 }
9592
9593 return -EIO;
9594 }
9595
hclge_set_vf_vlan_common(struct hclge_dev *hdev, u16 vfid, bool is_kill, u16 vlan)9596 static int hclge_set_vf_vlan_common(struct hclge_dev *hdev, u16 vfid,
9597 bool is_kill, u16 vlan)
9598 {
9599 struct hclge_vport *vport = &hdev->vport[vfid];
9600 struct hclge_desc desc[2];
9601 int ret;
9602
9603 /* if vf vlan table is full, firmware will close vf vlan filter, it
9604 * is unable and unnecessary to add new vlan id to vf vlan filter.
9605 * If spoof check is enable, and vf vlan is full, it shouldn't add
9606 * new vlan, because tx packets with these vlan id will be dropped.
9607 */
9608 if (test_bit(vfid, hdev->vf_vlan_full) && !is_kill) {
9609 if (vport->vf_info.spoofchk && vlan) {
9610 dev_err(&hdev->pdev->dev,
9611 "Can't add vlan due to spoof check is on and vf vlan table is full\n");
9612 return -EPERM;
9613 }
9614 return 0;
9615 }
9616
9617 ret = hclge_set_vf_vlan_filter_cmd(hdev, vfid, is_kill, vlan, desc);
9618 if (ret)
9619 return ret;
9620
9621 return hclge_check_vf_vlan_cmd_status(hdev, vfid, is_kill, desc);
9622 }
9623
hclge_set_port_vlan_filter(struct hclge_dev *hdev, __be16 proto, u16 vlan_id, bool is_kill)9624 static int hclge_set_port_vlan_filter(struct hclge_dev *hdev, __be16 proto,
9625 u16 vlan_id, bool is_kill)
9626 {
9627 struct hclge_vlan_filter_pf_cfg_cmd *req;
9628 struct hclge_desc desc;
9629 u8 vlan_offset_byte_val;
9630 u8 vlan_offset_byte;
9631 u8 vlan_offset_160;
9632 int ret;
9633
9634 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_FILTER_PF_CFG, false);
9635
9636 vlan_offset_160 = vlan_id / HCLGE_VLAN_ID_OFFSET_STEP;
9637 vlan_offset_byte = (vlan_id % HCLGE_VLAN_ID_OFFSET_STEP) /
9638 HCLGE_VLAN_BYTE_SIZE;
9639 vlan_offset_byte_val = 1 << (vlan_id % HCLGE_VLAN_BYTE_SIZE);
9640
9641 req = (struct hclge_vlan_filter_pf_cfg_cmd *)desc.data;
9642 req->vlan_offset = vlan_offset_160;
9643 req->vlan_cfg = is_kill;
9644 req->vlan_offset_bitmap[vlan_offset_byte] = vlan_offset_byte_val;
9645
9646 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
9647 if (ret)
9648 dev_err(&hdev->pdev->dev,
9649 "port vlan command, send fail, ret =%d.\n", ret);
9650 return ret;
9651 }
9652
hclge_need_update_port_vlan(struct hclge_dev *hdev, u16 vport_id, u16 vlan_id, bool is_kill)9653 static bool hclge_need_update_port_vlan(struct hclge_dev *hdev, u16 vport_id,
9654 u16 vlan_id, bool is_kill)
9655 {
9656 /* vlan 0 may be added twice when 8021q module is enabled */
9657 if (!is_kill && !vlan_id &&
9658 test_bit(vport_id, hdev->vlan_table[vlan_id]))
9659 return false;
9660
9661 if (!is_kill && test_and_set_bit(vport_id, hdev->vlan_table[vlan_id])) {
9662 dev_warn(&hdev->pdev->dev,
9663 "Add port vlan failed, vport %u is already in vlan %u\n",
9664 vport_id, vlan_id);
9665 return false;
9666 }
9667
9668 if (is_kill &&
9669 !test_and_clear_bit(vport_id, hdev->vlan_table[vlan_id])) {
9670 dev_warn(&hdev->pdev->dev,
9671 "Delete port vlan failed, vport %u is not in vlan %u\n",
9672 vport_id, vlan_id);
9673 return false;
9674 }
9675
9676 return true;
9677 }
9678
hclge_set_vlan_filter_hw(struct hclge_dev *hdev, __be16 proto, u16 vport_id, u16 vlan_id, bool is_kill)9679 static int hclge_set_vlan_filter_hw(struct hclge_dev *hdev, __be16 proto,
9680 u16 vport_id, u16 vlan_id,
9681 bool is_kill)
9682 {
9683 u16 vport_idx, vport_num = 0;
9684 int ret;
9685
9686 if (is_kill && !vlan_id)
9687 return 0;
9688
9689 if (vlan_id >= VLAN_N_VID)
9690 return -EINVAL;
9691
9692 ret = hclge_set_vf_vlan_common(hdev, vport_id, is_kill, vlan_id);
9693 if (ret) {
9694 dev_err(&hdev->pdev->dev,
9695 "Set %u vport vlan filter config fail, ret =%d.\n",
9696 vport_id, ret);
9697 return ret;
9698 }
9699
9700 if (!hclge_need_update_port_vlan(hdev, vport_id, vlan_id, is_kill))
9701 return 0;
9702
9703 for_each_set_bit(vport_idx, hdev->vlan_table[vlan_id], HCLGE_VPORT_NUM)
9704 vport_num++;
9705
9706 if ((is_kill && vport_num == 0) || (!is_kill && vport_num == 1))
9707 ret = hclge_set_port_vlan_filter(hdev, proto, vlan_id,
9708 is_kill);
9709
9710 return ret;
9711 }
9712
hclge_set_vlan_tx_offload_cfg(struct hclge_vport *vport)9713 static int hclge_set_vlan_tx_offload_cfg(struct hclge_vport *vport)
9714 {
9715 struct hclge_tx_vtag_cfg *vcfg = &vport->txvlan_cfg;
9716 struct hclge_vport_vtag_tx_cfg_cmd *req;
9717 struct hclge_dev *hdev = vport->back;
9718 struct hclge_desc desc;
9719 u16 bmap_index;
9720 int status;
9721
9722 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_PORT_TX_CFG, false);
9723
9724 req = (struct hclge_vport_vtag_tx_cfg_cmd *)desc.data;
9725 req->def_vlan_tag1 = cpu_to_le16(vcfg->default_tag1);
9726 req->def_vlan_tag2 = cpu_to_le16(vcfg->default_tag2);
9727 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_TAG1_B,
9728 vcfg->accept_tag1 ? 1 : 0);
9729 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_UNTAG1_B,
9730 vcfg->accept_untag1 ? 1 : 0);
9731 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_TAG2_B,
9732 vcfg->accept_tag2 ? 1 : 0);
9733 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_UNTAG2_B,
9734 vcfg->accept_untag2 ? 1 : 0);
9735 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_PORT_INS_TAG1_EN_B,
9736 vcfg->insert_tag1_en ? 1 : 0);
9737 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_PORT_INS_TAG2_EN_B,
9738 vcfg->insert_tag2_en ? 1 : 0);
9739 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_TAG_SHIFT_MODE_EN_B,
9740 vcfg->tag_shift_mode_en ? 1 : 0);
9741 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_CFG_NIC_ROCE_SEL_B, 0);
9742
9743 req->vf_offset = vport->vport_id / HCLGE_VF_NUM_PER_CMD;
9744 bmap_index = vport->vport_id % HCLGE_VF_NUM_PER_CMD /
9745 HCLGE_VF_NUM_PER_BYTE;
9746 req->vf_bitmap[bmap_index] =
9747 1U << (vport->vport_id % HCLGE_VF_NUM_PER_BYTE);
9748
9749 status = hclge_cmd_send(&hdev->hw, &desc, 1);
9750 if (status)
9751 dev_err(&hdev->pdev->dev,
9752 "Send port txvlan cfg command fail, ret =%d\n",
9753 status);
9754
9755 return status;
9756 }
9757
hclge_set_vlan_rx_offload_cfg(struct hclge_vport *vport)9758 static int hclge_set_vlan_rx_offload_cfg(struct hclge_vport *vport)
9759 {
9760 struct hclge_rx_vtag_cfg *vcfg = &vport->rxvlan_cfg;
9761 struct hclge_vport_vtag_rx_cfg_cmd *req;
9762 struct hclge_dev *hdev = vport->back;
9763 struct hclge_desc desc;
9764 u16 bmap_index;
9765 int status;
9766
9767 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_PORT_RX_CFG, false);
9768
9769 req = (struct hclge_vport_vtag_rx_cfg_cmd *)desc.data;
9770 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_REM_TAG1_EN_B,
9771 vcfg->strip_tag1_en ? 1 : 0);
9772 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_REM_TAG2_EN_B,
9773 vcfg->strip_tag2_en ? 1 : 0);
9774 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_SHOW_TAG1_EN_B,
9775 vcfg->vlan1_vlan_prionly ? 1 : 0);
9776 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_SHOW_TAG2_EN_B,
9777 vcfg->vlan2_vlan_prionly ? 1 : 0);
9778 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_DISCARD_TAG1_EN_B,
9779 vcfg->strip_tag1_discard_en ? 1 : 0);
9780 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_DISCARD_TAG2_EN_B,
9781 vcfg->strip_tag2_discard_en ? 1 : 0);
9782
9783 req->vf_offset = vport->vport_id / HCLGE_VF_NUM_PER_CMD;
9784 bmap_index = vport->vport_id % HCLGE_VF_NUM_PER_CMD /
9785 HCLGE_VF_NUM_PER_BYTE;
9786 req->vf_bitmap[bmap_index] =
9787 1U << (vport->vport_id % HCLGE_VF_NUM_PER_BYTE);
9788
9789 status = hclge_cmd_send(&hdev->hw, &desc, 1);
9790 if (status)
9791 dev_err(&hdev->pdev->dev,
9792 "Send port rxvlan cfg command fail, ret =%d\n",
9793 status);
9794
9795 return status;
9796 }
9797
hclge_vlan_offload_cfg(struct hclge_vport *vport, u16 port_base_vlan_state, u16 vlan_tag, u8 qos)9798 static int hclge_vlan_offload_cfg(struct hclge_vport *vport,
9799 u16 port_base_vlan_state,
9800 u16 vlan_tag, u8 qos)
9801 {
9802 int ret;
9803
9804 if (port_base_vlan_state == HNAE3_PORT_BASE_VLAN_DISABLE) {
9805 vport->txvlan_cfg.accept_tag1 = true;
9806 vport->txvlan_cfg.insert_tag1_en = false;
9807 vport->txvlan_cfg.default_tag1 = 0;
9808 } else {
9809 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(vport->nic.pdev);
9810
9811 vport->txvlan_cfg.accept_tag1 =
9812 ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3;
9813 vport->txvlan_cfg.insert_tag1_en = true;
9814 vport->txvlan_cfg.default_tag1 = (qos << VLAN_PRIO_SHIFT) |
9815 vlan_tag;
9816 }
9817
9818 vport->txvlan_cfg.accept_untag1 = true;
9819
9820 /* accept_tag2 and accept_untag2 are not supported on
9821 * pdev revision(0x20), new revision support them,
9822 * this two fields can not be configured by user.
9823 */
9824 vport->txvlan_cfg.accept_tag2 = true;
9825 vport->txvlan_cfg.accept_untag2 = true;
9826 vport->txvlan_cfg.insert_tag2_en = false;
9827 vport->txvlan_cfg.default_tag2 = 0;
9828 vport->txvlan_cfg.tag_shift_mode_en = true;
9829
9830 if (port_base_vlan_state == HNAE3_PORT_BASE_VLAN_DISABLE) {
9831 vport->rxvlan_cfg.strip_tag1_en = false;
9832 vport->rxvlan_cfg.strip_tag2_en =
9833 vport->rxvlan_cfg.rx_vlan_offload_en;
9834 vport->rxvlan_cfg.strip_tag2_discard_en = false;
9835 } else {
9836 vport->rxvlan_cfg.strip_tag1_en =
9837 vport->rxvlan_cfg.rx_vlan_offload_en;
9838 vport->rxvlan_cfg.strip_tag2_en = true;
9839 vport->rxvlan_cfg.strip_tag2_discard_en = true;
9840 }
9841
9842 vport->rxvlan_cfg.strip_tag1_discard_en = false;
9843 vport->rxvlan_cfg.vlan1_vlan_prionly = false;
9844 vport->rxvlan_cfg.vlan2_vlan_prionly = false;
9845
9846 ret = hclge_set_vlan_tx_offload_cfg(vport);
9847 if (ret)
9848 return ret;
9849
9850 return hclge_set_vlan_rx_offload_cfg(vport);
9851 }
9852
hclge_set_vlan_protocol_type(struct hclge_dev *hdev)9853 static int hclge_set_vlan_protocol_type(struct hclge_dev *hdev)
9854 {
9855 struct hclge_rx_vlan_type_cfg_cmd *rx_req;
9856 struct hclge_tx_vlan_type_cfg_cmd *tx_req;
9857 struct hclge_desc desc;
9858 int status;
9859
9860 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_TYPE_ID, false);
9861 rx_req = (struct hclge_rx_vlan_type_cfg_cmd *)desc.data;
9862 rx_req->ot_fst_vlan_type =
9863 cpu_to_le16(hdev->vlan_type_cfg.rx_ot_fst_vlan_type);
9864 rx_req->ot_sec_vlan_type =
9865 cpu_to_le16(hdev->vlan_type_cfg.rx_ot_sec_vlan_type);
9866 rx_req->in_fst_vlan_type =
9867 cpu_to_le16(hdev->vlan_type_cfg.rx_in_fst_vlan_type);
9868 rx_req->in_sec_vlan_type =
9869 cpu_to_le16(hdev->vlan_type_cfg.rx_in_sec_vlan_type);
9870
9871 status = hclge_cmd_send(&hdev->hw, &desc, 1);
9872 if (status) {
9873 dev_err(&hdev->pdev->dev,
9874 "Send rxvlan protocol type command fail, ret =%d\n",
9875 status);
9876 return status;
9877 }
9878
9879 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_INSERT, false);
9880
9881 tx_req = (struct hclge_tx_vlan_type_cfg_cmd *)desc.data;
9882 tx_req->ot_vlan_type = cpu_to_le16(hdev->vlan_type_cfg.tx_ot_vlan_type);
9883 tx_req->in_vlan_type = cpu_to_le16(hdev->vlan_type_cfg.tx_in_vlan_type);
9884
9885 status = hclge_cmd_send(&hdev->hw, &desc, 1);
9886 if (status)
9887 dev_err(&hdev->pdev->dev,
9888 "Send txvlan protocol type command fail, ret =%d\n",
9889 status);
9890
9891 return status;
9892 }
9893
hclge_init_vlan_filter(struct hclge_dev *hdev)9894 static int hclge_init_vlan_filter(struct hclge_dev *hdev)
9895 {
9896 struct hclge_vport *vport;
9897 int ret;
9898 int i;
9899
9900 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
9901 return hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF,
9902 HCLGE_FILTER_FE_EGRESS_V1_B,
9903 true, 0);
9904
9905 /* for revision 0x21, vf vlan filter is per function */
9906 for (i = 0; i < hdev->num_alloc_vport; i++) {
9907 vport = &hdev->vport[i];
9908 ret = hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF,
9909 HCLGE_FILTER_FE_EGRESS, true,
9910 vport->vport_id);
9911 if (ret)
9912 return ret;
9913 vport->cur_vlan_fltr_en = true;
9914 }
9915
9916 return hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_PORT,
9917 HCLGE_FILTER_FE_INGRESS, true, 0);
9918 }
9919
hclge_init_vlan_type(struct hclge_dev *hdev)9920 static int hclge_init_vlan_type(struct hclge_dev *hdev)
9921 {
9922 hdev->vlan_type_cfg.rx_in_fst_vlan_type = ETH_P_8021Q;
9923 hdev->vlan_type_cfg.rx_in_sec_vlan_type = ETH_P_8021Q;
9924 hdev->vlan_type_cfg.rx_ot_fst_vlan_type = ETH_P_8021Q;
9925 hdev->vlan_type_cfg.rx_ot_sec_vlan_type = ETH_P_8021Q;
9926 hdev->vlan_type_cfg.tx_ot_vlan_type = ETH_P_8021Q;
9927 hdev->vlan_type_cfg.tx_in_vlan_type = ETH_P_8021Q;
9928
9929 return hclge_set_vlan_protocol_type(hdev);
9930 }
9931
hclge_init_vport_vlan_offload(struct hclge_dev *hdev)9932 static int hclge_init_vport_vlan_offload(struct hclge_dev *hdev)
9933 {
9934 struct hclge_port_base_vlan_config *cfg;
9935 struct hclge_vport *vport;
9936 int ret;
9937 int i;
9938
9939 for (i = 0; i < hdev->num_alloc_vport; i++) {
9940 vport = &hdev->vport[i];
9941 cfg = &vport->port_base_vlan_cfg;
9942
9943 ret = hclge_vlan_offload_cfg(vport, cfg->state,
9944 cfg->vlan_info.vlan_tag,
9945 cfg->vlan_info.qos);
9946 if (ret)
9947 return ret;
9948 }
9949 return 0;
9950 }
9951
hclge_init_vlan_config(struct hclge_dev *hdev)9952 static int hclge_init_vlan_config(struct hclge_dev *hdev)
9953 {
9954 struct hnae3_handle *handle = &hdev->vport[0].nic;
9955 int ret;
9956
9957 ret = hclge_init_vlan_filter(hdev);
9958 if (ret)
9959 return ret;
9960
9961 ret = hclge_init_vlan_type(hdev);
9962 if (ret)
9963 return ret;
9964
9965 ret = hclge_init_vport_vlan_offload(hdev);
9966 if (ret)
9967 return ret;
9968
9969 return hclge_set_vlan_filter(handle, htons(ETH_P_8021Q), 0, false);
9970 }
9971
hclge_add_vport_vlan_table(struct hclge_vport *vport, u16 vlan_id, bool writen_to_tbl)9972 static void hclge_add_vport_vlan_table(struct hclge_vport *vport, u16 vlan_id,
9973 bool writen_to_tbl)
9974 {
9975 struct hclge_vport_vlan_cfg *vlan, *tmp;
9976 struct hclge_dev *hdev = vport->back;
9977
9978 mutex_lock(&hdev->vport_lock);
9979
9980 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
9981 if (vlan->vlan_id == vlan_id) {
9982 mutex_unlock(&hdev->vport_lock);
9983 return;
9984 }
9985 }
9986
9987 vlan = kzalloc(sizeof(*vlan), GFP_KERNEL);
9988 if (!vlan) {
9989 mutex_unlock(&hdev->vport_lock);
9990 return;
9991 }
9992
9993 vlan->hd_tbl_status = writen_to_tbl;
9994 vlan->vlan_id = vlan_id;
9995
9996 list_add_tail(&vlan->node, &vport->vlan_list);
9997 mutex_unlock(&hdev->vport_lock);
9998 }
9999
hclge_add_vport_all_vlan_table(struct hclge_vport *vport)10000 static int hclge_add_vport_all_vlan_table(struct hclge_vport *vport)
10001 {
10002 struct hclge_vport_vlan_cfg *vlan, *tmp;
10003 struct hclge_dev *hdev = vport->back;
10004 int ret;
10005
10006 mutex_lock(&hdev->vport_lock);
10007
10008 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
10009 if (!vlan->hd_tbl_status) {
10010 ret = hclge_set_vlan_filter_hw(hdev, htons(ETH_P_8021Q),
10011 vport->vport_id,
10012 vlan->vlan_id, false);
10013 if (ret) {
10014 dev_err(&hdev->pdev->dev,
10015 "restore vport vlan list failed, ret=%d\n",
10016 ret);
10017
10018 mutex_unlock(&hdev->vport_lock);
10019 return ret;
10020 }
10021 }
10022 vlan->hd_tbl_status = true;
10023 }
10024
10025 mutex_unlock(&hdev->vport_lock);
10026
10027 return 0;
10028 }
10029
hclge_rm_vport_vlan_table(struct hclge_vport *vport, u16 vlan_id, bool is_write_tbl)10030 static void hclge_rm_vport_vlan_table(struct hclge_vport *vport, u16 vlan_id,
10031 bool is_write_tbl)
10032 {
10033 struct hclge_vport_vlan_cfg *vlan, *tmp;
10034 struct hclge_dev *hdev = vport->back;
10035
10036 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
10037 if (vlan->vlan_id == vlan_id) {
10038 if (is_write_tbl && vlan->hd_tbl_status)
10039 hclge_set_vlan_filter_hw(hdev,
10040 htons(ETH_P_8021Q),
10041 vport->vport_id,
10042 vlan_id,
10043 true);
10044
10045 list_del(&vlan->node);
10046 kfree(vlan);
10047 break;
10048 }
10049 }
10050 }
10051
hclge_rm_vport_all_vlan_table(struct hclge_vport *vport, bool is_del_list)10052 void hclge_rm_vport_all_vlan_table(struct hclge_vport *vport, bool is_del_list)
10053 {
10054 struct hclge_vport_vlan_cfg *vlan, *tmp;
10055 struct hclge_dev *hdev = vport->back;
10056
10057 mutex_lock(&hdev->vport_lock);
10058
10059 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
10060 if (vlan->hd_tbl_status)
10061 hclge_set_vlan_filter_hw(hdev,
10062 htons(ETH_P_8021Q),
10063 vport->vport_id,
10064 vlan->vlan_id,
10065 true);
10066
10067 vlan->hd_tbl_status = false;
10068 if (is_del_list) {
10069 list_del(&vlan->node);
10070 kfree(vlan);
10071 }
10072 }
10073 clear_bit(vport->vport_id, hdev->vf_vlan_full);
10074 mutex_unlock(&hdev->vport_lock);
10075 }
10076
hclge_uninit_vport_vlan_table(struct hclge_dev *hdev)10077 void hclge_uninit_vport_vlan_table(struct hclge_dev *hdev)
10078 {
10079 struct hclge_vport_vlan_cfg *vlan, *tmp;
10080 struct hclge_vport *vport;
10081 int i;
10082
10083 mutex_lock(&hdev->vport_lock);
10084
10085 for (i = 0; i < hdev->num_alloc_vport; i++) {
10086 vport = &hdev->vport[i];
10087 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
10088 list_del(&vlan->node);
10089 kfree(vlan);
10090 }
10091 }
10092
10093 mutex_unlock(&hdev->vport_lock);
10094 }
10095
hclge_restore_vport_port_base_vlan_config(struct hclge_dev *hdev)10096 void hclge_restore_vport_port_base_vlan_config(struct hclge_dev *hdev)
10097 {
10098 struct hclge_vlan_info *vlan_info;
10099 struct hclge_vport *vport;
10100 u16 vlan_proto;
10101 u16 vlan_id;
10102 u16 state;
10103 int vf_id;
10104 int ret;
10105
10106 /* PF should restore all vfs port base vlan */
10107 for (vf_id = 0; vf_id < hdev->num_alloc_vfs; vf_id++) {
10108 vport = &hdev->vport[vf_id + HCLGE_VF_VPORT_START_NUM];
10109 vlan_info = vport->port_base_vlan_cfg.tbl_sta ?
10110 &vport->port_base_vlan_cfg.vlan_info :
10111 &vport->port_base_vlan_cfg.old_vlan_info;
10112
10113 vlan_id = vlan_info->vlan_tag;
10114 vlan_proto = vlan_info->vlan_proto;
10115 state = vport->port_base_vlan_cfg.state;
10116
10117 if (state != HNAE3_PORT_BASE_VLAN_DISABLE) {
10118 clear_bit(vport->vport_id, hdev->vlan_table[vlan_id]);
10119 ret = hclge_set_vlan_filter_hw(hdev, htons(vlan_proto),
10120 vport->vport_id,
10121 vlan_id, false);
10122 vport->port_base_vlan_cfg.tbl_sta = ret == 0;
10123 }
10124 }
10125 }
10126
hclge_restore_vport_vlan_table(struct hclge_vport *vport)10127 void hclge_restore_vport_vlan_table(struct hclge_vport *vport)
10128 {
10129 struct hclge_vport_vlan_cfg *vlan, *tmp;
10130 struct hclge_dev *hdev = vport->back;
10131 int ret;
10132
10133 mutex_lock(&hdev->vport_lock);
10134
10135 if (vport->port_base_vlan_cfg.state == HNAE3_PORT_BASE_VLAN_DISABLE) {
10136 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
10137 ret = hclge_set_vlan_filter_hw(hdev, htons(ETH_P_8021Q),
10138 vport->vport_id,
10139 vlan->vlan_id, false);
10140 if (ret)
10141 break;
10142 vlan->hd_tbl_status = true;
10143 }
10144 }
10145
10146 mutex_unlock(&hdev->vport_lock);
10147 }
10148
10149 /* For global reset and imp reset, hardware will clear the mac table,
10150 * so we change the mac address state from ACTIVE to TO_ADD, then they
10151 * can be restored in the service task after reset complete. Furtherly,
10152 * the mac addresses with state TO_DEL or DEL_FAIL are unnecessary to
10153 * be restored after reset, so just remove these mac nodes from mac_list.
10154 */
hclge_mac_node_convert_for_reset(struct list_head *list)10155 static void hclge_mac_node_convert_for_reset(struct list_head *list)
10156 {
10157 struct hclge_mac_node *mac_node, *tmp;
10158
10159 list_for_each_entry_safe(mac_node, tmp, list, node) {
10160 if (mac_node->state == HCLGE_MAC_ACTIVE) {
10161 mac_node->state = HCLGE_MAC_TO_ADD;
10162 } else if (mac_node->state == HCLGE_MAC_TO_DEL) {
10163 list_del(&mac_node->node);
10164 kfree(mac_node);
10165 }
10166 }
10167 }
10168
hclge_restore_mac_table_common(struct hclge_vport *vport)10169 void hclge_restore_mac_table_common(struct hclge_vport *vport)
10170 {
10171 spin_lock_bh(&vport->mac_list_lock);
10172
10173 hclge_mac_node_convert_for_reset(&vport->uc_mac_list);
10174 hclge_mac_node_convert_for_reset(&vport->mc_mac_list);
10175 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE, &vport->state);
10176
10177 spin_unlock_bh(&vport->mac_list_lock);
10178 }
10179
hclge_restore_hw_table(struct hclge_dev *hdev)10180 static void hclge_restore_hw_table(struct hclge_dev *hdev)
10181 {
10182 struct hclge_vport *vport = &hdev->vport[0];
10183 struct hnae3_handle *handle = &vport->nic;
10184
10185 hclge_restore_mac_table_common(vport);
10186 hclge_restore_vport_port_base_vlan_config(hdev);
10187 hclge_restore_vport_vlan_table(vport);
10188 set_bit(HCLGE_STATE_FD_USER_DEF_CHANGED, &hdev->state);
10189 hclge_restore_fd_entries(handle);
10190 }
10191
hclge_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable)10192 int hclge_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable)
10193 {
10194 struct hclge_vport *vport = hclge_get_vport(handle);
10195
10196 if (vport->port_base_vlan_cfg.state == HNAE3_PORT_BASE_VLAN_DISABLE) {
10197 vport->rxvlan_cfg.strip_tag1_en = false;
10198 vport->rxvlan_cfg.strip_tag2_en = enable;
10199 vport->rxvlan_cfg.strip_tag2_discard_en = false;
10200 } else {
10201 vport->rxvlan_cfg.strip_tag1_en = enable;
10202 vport->rxvlan_cfg.strip_tag2_en = true;
10203 vport->rxvlan_cfg.strip_tag2_discard_en = true;
10204 }
10205
10206 vport->rxvlan_cfg.strip_tag1_discard_en = false;
10207 vport->rxvlan_cfg.vlan1_vlan_prionly = false;
10208 vport->rxvlan_cfg.vlan2_vlan_prionly = false;
10209 vport->rxvlan_cfg.rx_vlan_offload_en = enable;
10210
10211 return hclge_set_vlan_rx_offload_cfg(vport);
10212 }
10213
hclge_set_vport_vlan_fltr_change(struct hclge_vport *vport)10214 static void hclge_set_vport_vlan_fltr_change(struct hclge_vport *vport)
10215 {
10216 struct hclge_dev *hdev = vport->back;
10217
10218 if (test_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, hdev->ae_dev->caps))
10219 set_bit(HCLGE_VPORT_STATE_VLAN_FLTR_CHANGE, &vport->state);
10220 }
10221
hclge_update_vlan_filter_entries(struct hclge_vport *vport, u16 port_base_vlan_state, struct hclge_vlan_info *new_info, struct hclge_vlan_info *old_info)10222 static int hclge_update_vlan_filter_entries(struct hclge_vport *vport,
10223 u16 port_base_vlan_state,
10224 struct hclge_vlan_info *new_info,
10225 struct hclge_vlan_info *old_info)
10226 {
10227 struct hclge_dev *hdev = vport->back;
10228 int ret;
10229
10230 if (port_base_vlan_state == HNAE3_PORT_BASE_VLAN_ENABLE) {
10231 hclge_rm_vport_all_vlan_table(vport, false);
10232 /* force clear VLAN 0 */
10233 ret = hclge_set_vf_vlan_common(hdev, vport->vport_id, true, 0);
10234 if (ret)
10235 return ret;
10236 return hclge_set_vlan_filter_hw(hdev,
10237 htons(new_info->vlan_proto),
10238 vport->vport_id,
10239 new_info->vlan_tag,
10240 false);
10241 }
10242
10243 vport->port_base_vlan_cfg.tbl_sta = false;
10244
10245 /* force add VLAN 0 */
10246 ret = hclge_set_vf_vlan_common(hdev, vport->vport_id, false, 0);
10247 if (ret)
10248 return ret;
10249
10250 ret = hclge_set_vlan_filter_hw(hdev, htons(old_info->vlan_proto),
10251 vport->vport_id, old_info->vlan_tag,
10252 true);
10253 if (ret)
10254 return ret;
10255
10256 return hclge_add_vport_all_vlan_table(vport);
10257 }
10258
hclge_need_update_vlan_filter(const struct hclge_vlan_info *new_cfg, const struct hclge_vlan_info *old_cfg)10259 static bool hclge_need_update_vlan_filter(const struct hclge_vlan_info *new_cfg,
10260 const struct hclge_vlan_info *old_cfg)
10261 {
10262 if (new_cfg->vlan_tag != old_cfg->vlan_tag)
10263 return true;
10264
10265 if (new_cfg->vlan_tag == 0 && (new_cfg->qos == 0 || old_cfg->qos == 0))
10266 return true;
10267
10268 return false;
10269 }
10270
hclge_modify_port_base_vlan_tag(struct hclge_vport *vport, struct hclge_vlan_info *new_info, struct hclge_vlan_info *old_info)10271 static int hclge_modify_port_base_vlan_tag(struct hclge_vport *vport,
10272 struct hclge_vlan_info *new_info,
10273 struct hclge_vlan_info *old_info)
10274 {
10275 struct hclge_dev *hdev = vport->back;
10276 int ret;
10277
10278 /* add new VLAN tag */
10279 ret = hclge_set_vlan_filter_hw(hdev, htons(new_info->vlan_proto),
10280 vport->vport_id, new_info->vlan_tag,
10281 false);
10282 if (ret)
10283 return ret;
10284
10285 vport->port_base_vlan_cfg.tbl_sta = false;
10286 /* remove old VLAN tag */
10287 if (old_info->vlan_tag == 0)
10288 ret = hclge_set_vf_vlan_common(hdev, vport->vport_id,
10289 true, 0);
10290 else
10291 ret = hclge_set_vlan_filter_hw(hdev, htons(ETH_P_8021Q),
10292 vport->vport_id,
10293 old_info->vlan_tag, true);
10294 if (ret)
10295 dev_err(&hdev->pdev->dev,
10296 "failed to clear vport%u port base vlan %u, ret = %d.\n",
10297 vport->vport_id, old_info->vlan_tag, ret);
10298
10299 return ret;
10300 }
10301
hclge_update_port_base_vlan_cfg(struct hclge_vport *vport, u16 state, struct hclge_vlan_info *vlan_info)10302 int hclge_update_port_base_vlan_cfg(struct hclge_vport *vport, u16 state,
10303 struct hclge_vlan_info *vlan_info)
10304 {
10305 struct hnae3_handle *nic = &vport->nic;
10306 struct hclge_vlan_info *old_vlan_info;
10307 int ret;
10308
10309 old_vlan_info = &vport->port_base_vlan_cfg.vlan_info;
10310
10311 ret = hclge_vlan_offload_cfg(vport, state, vlan_info->vlan_tag,
10312 vlan_info->qos);
10313 if (ret)
10314 return ret;
10315
10316 if (!hclge_need_update_vlan_filter(vlan_info, old_vlan_info))
10317 goto out;
10318
10319 if (state == HNAE3_PORT_BASE_VLAN_MODIFY)
10320 ret = hclge_modify_port_base_vlan_tag(vport, vlan_info,
10321 old_vlan_info);
10322 else
10323 ret = hclge_update_vlan_filter_entries(vport, state, vlan_info,
10324 old_vlan_info);
10325 if (ret)
10326 return ret;
10327
10328 out:
10329 vport->port_base_vlan_cfg.state = state;
10330 if (state == HNAE3_PORT_BASE_VLAN_DISABLE)
10331 nic->port_base_vlan_state = HNAE3_PORT_BASE_VLAN_DISABLE;
10332 else
10333 nic->port_base_vlan_state = HNAE3_PORT_BASE_VLAN_ENABLE;
10334
10335 vport->port_base_vlan_cfg.old_vlan_info = *old_vlan_info;
10336 vport->port_base_vlan_cfg.vlan_info = *vlan_info;
10337 vport->port_base_vlan_cfg.tbl_sta = true;
10338 hclge_set_vport_vlan_fltr_change(vport);
10339
10340 return 0;
10341 }
10342
hclge_get_port_base_vlan_state(struct hclge_vport *vport, enum hnae3_port_base_vlan_state state, u16 vlan, u8 qos)10343 static u16 hclge_get_port_base_vlan_state(struct hclge_vport *vport,
10344 enum hnae3_port_base_vlan_state state,
10345 u16 vlan, u8 qos)
10346 {
10347 if (state == HNAE3_PORT_BASE_VLAN_DISABLE) {
10348 if (!vlan && !qos)
10349 return HNAE3_PORT_BASE_VLAN_NOCHANGE;
10350
10351 return HNAE3_PORT_BASE_VLAN_ENABLE;
10352 }
10353
10354 if (!vlan && !qos)
10355 return HNAE3_PORT_BASE_VLAN_DISABLE;
10356
10357 if (vport->port_base_vlan_cfg.vlan_info.vlan_tag == vlan &&
10358 vport->port_base_vlan_cfg.vlan_info.qos == qos)
10359 return HNAE3_PORT_BASE_VLAN_NOCHANGE;
10360
10361 return HNAE3_PORT_BASE_VLAN_MODIFY;
10362 }
10363
hclge_set_vf_vlan_filter(struct hnae3_handle *handle, int vfid, u16 vlan, u8 qos, __be16 proto)10364 static int hclge_set_vf_vlan_filter(struct hnae3_handle *handle, int vfid,
10365 u16 vlan, u8 qos, __be16 proto)
10366 {
10367 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
10368 struct hclge_vport *vport = hclge_get_vport(handle);
10369 struct hclge_dev *hdev = vport->back;
10370 struct hclge_vlan_info vlan_info;
10371 u16 state;
10372 int ret;
10373
10374 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
10375 return -EOPNOTSUPP;
10376
10377 vport = hclge_get_vf_vport(hdev, vfid);
10378 if (!vport)
10379 return -EINVAL;
10380
10381 /* qos is a 3 bits value, so can not be bigger than 7 */
10382 if (vlan > VLAN_N_VID - 1 || qos > 7)
10383 return -EINVAL;
10384 if (proto != htons(ETH_P_8021Q))
10385 return -EPROTONOSUPPORT;
10386
10387 state = hclge_get_port_base_vlan_state(vport,
10388 vport->port_base_vlan_cfg.state,
10389 vlan, qos);
10390 if (state == HNAE3_PORT_BASE_VLAN_NOCHANGE)
10391 return 0;
10392
10393 vlan_info.vlan_tag = vlan;
10394 vlan_info.qos = qos;
10395 vlan_info.vlan_proto = ntohs(proto);
10396
10397 ret = hclge_update_port_base_vlan_cfg(vport, state, &vlan_info);
10398 if (ret) {
10399 dev_err(&hdev->pdev->dev,
10400 "failed to update port base vlan for vf %d, ret = %d\n",
10401 vfid, ret);
10402 return ret;
10403 }
10404
10405 /* there is a timewindow for PF to know VF unalive, it may
10406 * cause send mailbox fail, but it doesn't matter, VF will
10407 * query it when reinit.
10408 * for DEVICE_VERSION_V3, vf doesn't need to know about the port based
10409 * VLAN state.
10410 */
10411 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V3) {
10412 if (test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state))
10413 (void)hclge_push_vf_port_base_vlan_info(&hdev->vport[0],
10414 vport->vport_id,
10415 state,
10416 &vlan_info);
10417 else
10418 set_bit(HCLGE_VPORT_NEED_NOTIFY_VF_VLAN,
10419 &vport->need_notify);
10420 }
10421 return 0;
10422 }
10423
hclge_clear_vf_vlan(struct hclge_dev *hdev)10424 static void hclge_clear_vf_vlan(struct hclge_dev *hdev)
10425 {
10426 struct hclge_vlan_info *vlan_info;
10427 struct hclge_vport *vport;
10428 int ret;
10429 int vf;
10430
10431 /* clear port base vlan for all vf */
10432 for (vf = HCLGE_VF_VPORT_START_NUM; vf < hdev->num_alloc_vport; vf++) {
10433 vport = &hdev->vport[vf];
10434 vlan_info = &vport->port_base_vlan_cfg.vlan_info;
10435
10436 ret = hclge_set_vlan_filter_hw(hdev, htons(ETH_P_8021Q),
10437 vport->vport_id,
10438 vlan_info->vlan_tag, true);
10439 if (ret)
10440 dev_err(&hdev->pdev->dev,
10441 "failed to clear vf vlan for vf%d, ret = %d\n",
10442 vf - HCLGE_VF_VPORT_START_NUM, ret);
10443 }
10444 }
10445
hclge_set_vlan_filter(struct hnae3_handle *handle, __be16 proto, u16 vlan_id, bool is_kill)10446 int hclge_set_vlan_filter(struct hnae3_handle *handle, __be16 proto,
10447 u16 vlan_id, bool is_kill)
10448 {
10449 struct hclge_vport *vport = hclge_get_vport(handle);
10450 struct hclge_dev *hdev = vport->back;
10451 bool writen_to_tbl = false;
10452 int ret = 0;
10453
10454 /* When device is resetting or reset failed, firmware is unable to
10455 * handle mailbox. Just record the vlan id, and remove it after
10456 * reset finished.
10457 */
10458 mutex_lock(&hdev->vport_lock);
10459 if ((test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) ||
10460 test_bit(HCLGE_STATE_RST_FAIL, &hdev->state)) && is_kill) {
10461 set_bit(vlan_id, vport->vlan_del_fail_bmap);
10462 mutex_unlock(&hdev->vport_lock);
10463 return -EBUSY;
10464 } else if (!is_kill && test_bit(vlan_id, vport->vlan_del_fail_bmap)) {
10465 clear_bit(vlan_id, vport->vlan_del_fail_bmap);
10466 }
10467 mutex_unlock(&hdev->vport_lock);
10468
10469 /* when port base vlan enabled, we use port base vlan as the vlan
10470 * filter entry. In this case, we don't update vlan filter table
10471 * when user add new vlan or remove exist vlan, just update the vport
10472 * vlan list. The vlan id in vlan list will be writen in vlan filter
10473 * table until port base vlan disabled
10474 */
10475 if (handle->port_base_vlan_state == HNAE3_PORT_BASE_VLAN_DISABLE) {
10476 ret = hclge_set_vlan_filter_hw(hdev, proto, vport->vport_id,
10477 vlan_id, is_kill);
10478 writen_to_tbl = true;
10479 }
10480
10481 if (!ret) {
10482 if (!is_kill) {
10483 hclge_add_vport_vlan_table(vport, vlan_id,
10484 writen_to_tbl);
10485 } else if (is_kill && vlan_id != 0) {
10486 mutex_lock(&hdev->vport_lock);
10487 hclge_rm_vport_vlan_table(vport, vlan_id, false);
10488 mutex_unlock(&hdev->vport_lock);
10489 }
10490 } else if (is_kill) {
10491 /* when remove hw vlan filter failed, record the vlan id,
10492 * and try to remove it from hw later, to be consistence
10493 * with stack
10494 */
10495 mutex_lock(&hdev->vport_lock);
10496 set_bit(vlan_id, vport->vlan_del_fail_bmap);
10497 mutex_unlock(&hdev->vport_lock);
10498 }
10499
10500 hclge_set_vport_vlan_fltr_change(vport);
10501
10502 return ret;
10503 }
10504
hclge_sync_vlan_fltr_state(struct hclge_dev *hdev)10505 static void hclge_sync_vlan_fltr_state(struct hclge_dev *hdev)
10506 {
10507 struct hclge_vport *vport;
10508 int ret;
10509 u16 i;
10510
10511 for (i = 0; i < hdev->num_alloc_vport; i++) {
10512 vport = &hdev->vport[i];
10513 if (!test_and_clear_bit(HCLGE_VPORT_STATE_VLAN_FLTR_CHANGE,
10514 &vport->state))
10515 continue;
10516
10517 ret = hclge_enable_vport_vlan_filter(vport,
10518 vport->req_vlan_fltr_en);
10519 if (ret) {
10520 dev_err(&hdev->pdev->dev,
10521 "failed to sync vlan filter state for vport%u, ret = %d\n",
10522 vport->vport_id, ret);
10523 set_bit(HCLGE_VPORT_STATE_VLAN_FLTR_CHANGE,
10524 &vport->state);
10525 return;
10526 }
10527 }
10528 }
10529
hclge_sync_vlan_filter(struct hclge_dev *hdev)10530 static void hclge_sync_vlan_filter(struct hclge_dev *hdev)
10531 {
10532 #define HCLGE_MAX_SYNC_COUNT 60
10533
10534 int i, ret, sync_cnt = 0;
10535 u16 vlan_id;
10536
10537 mutex_lock(&hdev->vport_lock);
10538 /* start from vport 1 for PF is always alive */
10539 for (i = 0; i < hdev->num_alloc_vport; i++) {
10540 struct hclge_vport *vport = &hdev->vport[i];
10541
10542 vlan_id = find_first_bit(vport->vlan_del_fail_bmap,
10543 VLAN_N_VID);
10544 while (vlan_id != VLAN_N_VID) {
10545 ret = hclge_set_vlan_filter_hw(hdev, htons(ETH_P_8021Q),
10546 vport->vport_id, vlan_id,
10547 true);
10548 if (ret && ret != -EINVAL) {
10549 mutex_unlock(&hdev->vport_lock);
10550 return;
10551 }
10552
10553 clear_bit(vlan_id, vport->vlan_del_fail_bmap);
10554 hclge_rm_vport_vlan_table(vport, vlan_id, false);
10555 hclge_set_vport_vlan_fltr_change(vport);
10556
10557 sync_cnt++;
10558 if (sync_cnt >= HCLGE_MAX_SYNC_COUNT) {
10559 mutex_unlock(&hdev->vport_lock);
10560 return;
10561 }
10562
10563 vlan_id = find_first_bit(vport->vlan_del_fail_bmap,
10564 VLAN_N_VID);
10565 }
10566 }
10567 mutex_unlock(&hdev->vport_lock);
10568
10569 hclge_sync_vlan_fltr_state(hdev);
10570 }
10571
hclge_set_mac_mtu(struct hclge_dev *hdev, int new_mps)10572 static int hclge_set_mac_mtu(struct hclge_dev *hdev, int new_mps)
10573 {
10574 struct hclge_config_max_frm_size_cmd *req;
10575 struct hclge_desc desc;
10576
10577 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAX_FRM_SIZE, false);
10578
10579 req = (struct hclge_config_max_frm_size_cmd *)desc.data;
10580 req->max_frm_size = cpu_to_le16(new_mps);
10581 req->min_frm_size = HCLGE_MAC_MIN_FRAME;
10582
10583 return hclge_cmd_send(&hdev->hw, &desc, 1);
10584 }
10585
hclge_set_mtu(struct hnae3_handle *handle, int new_mtu)10586 static int hclge_set_mtu(struct hnae3_handle *handle, int new_mtu)
10587 {
10588 struct hclge_vport *vport = hclge_get_vport(handle);
10589
10590 return hclge_set_vport_mtu(vport, new_mtu);
10591 }
10592
hclge_set_vport_mtu(struct hclge_vport *vport, int new_mtu)10593 int hclge_set_vport_mtu(struct hclge_vport *vport, int new_mtu)
10594 {
10595 struct hclge_dev *hdev = vport->back;
10596 int i, max_frm_size, ret;
10597
10598 /* HW supprt 2 layer vlan */
10599 max_frm_size = new_mtu + ETH_HLEN + ETH_FCS_LEN + 2 * VLAN_HLEN;
10600 if (max_frm_size < HCLGE_MAC_MIN_FRAME ||
10601 max_frm_size > hdev->ae_dev->dev_specs.max_frm_size)
10602 return -EINVAL;
10603
10604 max_frm_size = max(max_frm_size, HCLGE_MAC_DEFAULT_FRAME);
10605 mutex_lock(&hdev->vport_lock);
10606 /* VF's mps must fit within hdev->mps */
10607 if (vport->vport_id && max_frm_size > hdev->mps) {
10608 mutex_unlock(&hdev->vport_lock);
10609 return -EINVAL;
10610 } else if (vport->vport_id) {
10611 vport->mps = max_frm_size;
10612 mutex_unlock(&hdev->vport_lock);
10613 return 0;
10614 }
10615
10616 /* PF's mps must be greater then VF's mps */
10617 for (i = 1; i < hdev->num_alloc_vport; i++)
10618 if (max_frm_size < hdev->vport[i].mps) {
10619 dev_err(&hdev->pdev->dev,
10620 "failed to set pf mtu for less than vport %d, mps = %u.\n",
10621 i, hdev->vport[i].mps);
10622 mutex_unlock(&hdev->vport_lock);
10623 return -EINVAL;
10624 }
10625
10626 hclge_notify_client(hdev, HNAE3_DOWN_CLIENT);
10627
10628 ret = hclge_set_mac_mtu(hdev, max_frm_size);
10629 if (ret) {
10630 dev_err(&hdev->pdev->dev,
10631 "Change mtu fail, ret =%d\n", ret);
10632 goto out;
10633 }
10634
10635 hdev->mps = max_frm_size;
10636 vport->mps = max_frm_size;
10637
10638 ret = hclge_buffer_alloc(hdev);
10639 if (ret)
10640 dev_err(&hdev->pdev->dev,
10641 "Allocate buffer fail, ret =%d\n", ret);
10642
10643 out:
10644 hclge_notify_client(hdev, HNAE3_UP_CLIENT);
10645 mutex_unlock(&hdev->vport_lock);
10646 return ret;
10647 }
10648
hclge_reset_tqp_cmd_send(struct hclge_dev *hdev, u16 queue_id, bool enable)10649 static int hclge_reset_tqp_cmd_send(struct hclge_dev *hdev, u16 queue_id,
10650 bool enable)
10651 {
10652 struct hclge_reset_tqp_queue_cmd *req;
10653 struct hclge_desc desc;
10654 int ret;
10655
10656 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RESET_TQP_QUEUE, false);
10657
10658 req = (struct hclge_reset_tqp_queue_cmd *)desc.data;
10659 req->tqp_id = cpu_to_le16(queue_id);
10660 if (enable)
10661 hnae3_set_bit(req->reset_req, HCLGE_TQP_RESET_B, 1U);
10662
10663 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
10664 if (ret) {
10665 dev_err(&hdev->pdev->dev,
10666 "Send tqp reset cmd error, status =%d\n", ret);
10667 return ret;
10668 }
10669
10670 return 0;
10671 }
10672
hclge_get_reset_status(struct hclge_dev *hdev, u16 queue_id, u8 *reset_status)10673 static int hclge_get_reset_status(struct hclge_dev *hdev, u16 queue_id,
10674 u8 *reset_status)
10675 {
10676 struct hclge_reset_tqp_queue_cmd *req;
10677 struct hclge_desc desc;
10678 int ret;
10679
10680 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RESET_TQP_QUEUE, true);
10681
10682 req = (struct hclge_reset_tqp_queue_cmd *)desc.data;
10683 req->tqp_id = cpu_to_le16(queue_id);
10684
10685 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
10686 if (ret) {
10687 dev_err(&hdev->pdev->dev,
10688 "Get reset status error, status =%d\n", ret);
10689 return ret;
10690 }
10691
10692 *reset_status = hnae3_get_bit(req->ready_to_reset, HCLGE_TQP_RESET_B);
10693
10694 return 0;
10695 }
10696
hclge_covert_handle_qid_global(struct hnae3_handle *handle, u16 queue_id)10697 u16 hclge_covert_handle_qid_global(struct hnae3_handle *handle, u16 queue_id)
10698 {
10699 struct hclge_comm_tqp *tqp;
10700 struct hnae3_queue *queue;
10701
10702 queue = handle->kinfo.tqp[queue_id];
10703 tqp = container_of(queue, struct hclge_comm_tqp, q);
10704
10705 return tqp->index;
10706 }
10707
hclge_reset_tqp_cmd(struct hnae3_handle *handle)10708 static int hclge_reset_tqp_cmd(struct hnae3_handle *handle)
10709 {
10710 struct hclge_vport *vport = hclge_get_vport(handle);
10711 struct hclge_dev *hdev = vport->back;
10712 u16 reset_try_times = 0;
10713 u8 reset_status;
10714 u16 queue_gid;
10715 int ret;
10716 u16 i;
10717
10718 for (i = 0; i < handle->kinfo.num_tqps; i++) {
10719 queue_gid = hclge_covert_handle_qid_global(handle, i);
10720 ret = hclge_reset_tqp_cmd_send(hdev, queue_gid, true);
10721 if (ret) {
10722 dev_err(&hdev->pdev->dev,
10723 "failed to send reset tqp cmd, ret = %d\n",
10724 ret);
10725 return ret;
10726 }
10727
10728 while (reset_try_times++ < HCLGE_TQP_RESET_TRY_TIMES) {
10729 ret = hclge_get_reset_status(hdev, queue_gid,
10730 &reset_status);
10731 if (ret)
10732 return ret;
10733
10734 if (reset_status)
10735 break;
10736
10737 /* Wait for tqp hw reset */
10738 usleep_range(1000, 1200);
10739 }
10740
10741 if (reset_try_times >= HCLGE_TQP_RESET_TRY_TIMES) {
10742 dev_err(&hdev->pdev->dev,
10743 "wait for tqp hw reset timeout\n");
10744 return -ETIME;
10745 }
10746
10747 ret = hclge_reset_tqp_cmd_send(hdev, queue_gid, false);
10748 if (ret) {
10749 dev_err(&hdev->pdev->dev,
10750 "failed to deassert soft reset, ret = %d\n",
10751 ret);
10752 return ret;
10753 }
10754 reset_try_times = 0;
10755 }
10756 return 0;
10757 }
10758
hclge_reset_rcb(struct hnae3_handle *handle)10759 static int hclge_reset_rcb(struct hnae3_handle *handle)
10760 {
10761 #define HCLGE_RESET_RCB_NOT_SUPPORT 0U
10762 #define HCLGE_RESET_RCB_SUCCESS 1U
10763
10764 struct hclge_vport *vport = hclge_get_vport(handle);
10765 struct hclge_dev *hdev = vport->back;
10766 struct hclge_reset_cmd *req;
10767 struct hclge_desc desc;
10768 u8 return_status;
10769 u16 queue_gid;
10770 int ret;
10771
10772 queue_gid = hclge_covert_handle_qid_global(handle, 0);
10773
10774 req = (struct hclge_reset_cmd *)desc.data;
10775 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_RST_TRIGGER, false);
10776 hnae3_set_bit(req->fun_reset_rcb, HCLGE_CFG_RESET_RCB_B, 1);
10777 req->fun_reset_rcb_vqid_start = cpu_to_le16(queue_gid);
10778 req->fun_reset_rcb_vqid_num = cpu_to_le16(handle->kinfo.num_tqps);
10779
10780 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
10781 if (ret) {
10782 dev_err(&hdev->pdev->dev,
10783 "failed to send rcb reset cmd, ret = %d\n", ret);
10784 return ret;
10785 }
10786
10787 return_status = req->fun_reset_rcb_return_status;
10788 if (return_status == HCLGE_RESET_RCB_SUCCESS)
10789 return 0;
10790
10791 if (return_status != HCLGE_RESET_RCB_NOT_SUPPORT) {
10792 dev_err(&hdev->pdev->dev, "failed to reset rcb, ret = %u\n",
10793 return_status);
10794 return -EIO;
10795 }
10796
10797 /* if reset rcb cmd is unsupported, we need to send reset tqp cmd
10798 * again to reset all tqps
10799 */
10800 return hclge_reset_tqp_cmd(handle);
10801 }
10802
hclge_reset_tqp(struct hnae3_handle *handle)10803 int hclge_reset_tqp(struct hnae3_handle *handle)
10804 {
10805 struct hclge_vport *vport = hclge_get_vport(handle);
10806 struct hclge_dev *hdev = vport->back;
10807 int ret;
10808
10809 /* only need to disable PF's tqp */
10810 if (!vport->vport_id) {
10811 ret = hclge_tqp_enable(handle, false);
10812 if (ret) {
10813 dev_err(&hdev->pdev->dev,
10814 "failed to disable tqp, ret = %d\n", ret);
10815 return ret;
10816 }
10817 }
10818
10819 return hclge_reset_rcb(handle);
10820 }
10821
hclge_get_fw_version(struct hnae3_handle *handle)10822 static u32 hclge_get_fw_version(struct hnae3_handle *handle)
10823 {
10824 struct hclge_vport *vport = hclge_get_vport(handle);
10825 struct hclge_dev *hdev = vport->back;
10826
10827 return hdev->fw_version;
10828 }
10829
hclge_set_flowctrl_adv(struct hclge_dev *hdev, u32 rx_en, u32 tx_en)10830 static void hclge_set_flowctrl_adv(struct hclge_dev *hdev, u32 rx_en, u32 tx_en)
10831 {
10832 struct phy_device *phydev = hdev->hw.mac.phydev;
10833
10834 if (!phydev)
10835 return;
10836
10837 phy_set_asym_pause(phydev, rx_en, tx_en);
10838 }
10839
hclge_cfg_pauseparam(struct hclge_dev *hdev, u32 rx_en, u32 tx_en)10840 static int hclge_cfg_pauseparam(struct hclge_dev *hdev, u32 rx_en, u32 tx_en)
10841 {
10842 int ret;
10843
10844 if (hdev->tm_info.fc_mode == HCLGE_FC_PFC)
10845 return 0;
10846
10847 ret = hclge_mac_pause_en_cfg(hdev, tx_en, rx_en);
10848 if (ret)
10849 dev_err(&hdev->pdev->dev,
10850 "configure pauseparam error, ret = %d.\n", ret);
10851
10852 return ret;
10853 }
10854
hclge_cfg_flowctrl(struct hclge_dev *hdev)10855 int hclge_cfg_flowctrl(struct hclge_dev *hdev)
10856 {
10857 struct phy_device *phydev = hdev->hw.mac.phydev;
10858 u16 remote_advertising = 0;
10859 u16 local_advertising;
10860 u32 rx_pause, tx_pause;
10861 u8 flowctl;
10862
10863 if (!phydev->link)
10864 return 0;
10865
10866 if (!phydev->autoneg)
10867 return hclge_mac_pause_setup_hw(hdev);
10868
10869 local_advertising = linkmode_adv_to_lcl_adv_t(phydev->advertising);
10870
10871 if (phydev->pause)
10872 remote_advertising = LPA_PAUSE_CAP;
10873
10874 if (phydev->asym_pause)
10875 remote_advertising |= LPA_PAUSE_ASYM;
10876
10877 flowctl = mii_resolve_flowctrl_fdx(local_advertising,
10878 remote_advertising);
10879 tx_pause = flowctl & FLOW_CTRL_TX;
10880 rx_pause = flowctl & FLOW_CTRL_RX;
10881
10882 if (phydev->duplex == HCLGE_MAC_HALF) {
10883 tx_pause = 0;
10884 rx_pause = 0;
10885 }
10886
10887 return hclge_cfg_pauseparam(hdev, rx_pause, tx_pause);
10888 }
10889
hclge_get_pauseparam(struct hnae3_handle *handle, u32 *auto_neg, u32 *rx_en, u32 *tx_en)10890 static void hclge_get_pauseparam(struct hnae3_handle *handle, u32 *auto_neg,
10891 u32 *rx_en, u32 *tx_en)
10892 {
10893 struct hclge_vport *vport = hclge_get_vport(handle);
10894 struct hclge_dev *hdev = vport->back;
10895 u8 media_type = hdev->hw.mac.media_type;
10896
10897 *auto_neg = (media_type == HNAE3_MEDIA_TYPE_COPPER) ?
10898 hclge_get_autoneg(handle) : 0;
10899
10900 if (hdev->tm_info.fc_mode == HCLGE_FC_PFC) {
10901 *rx_en = 0;
10902 *tx_en = 0;
10903 return;
10904 }
10905
10906 if (hdev->tm_info.fc_mode == HCLGE_FC_RX_PAUSE) {
10907 *rx_en = 1;
10908 *tx_en = 0;
10909 } else if (hdev->tm_info.fc_mode == HCLGE_FC_TX_PAUSE) {
10910 *tx_en = 1;
10911 *rx_en = 0;
10912 } else if (hdev->tm_info.fc_mode == HCLGE_FC_FULL) {
10913 *rx_en = 1;
10914 *tx_en = 1;
10915 } else {
10916 *rx_en = 0;
10917 *tx_en = 0;
10918 }
10919 }
10920
hclge_record_user_pauseparam(struct hclge_dev *hdev, u32 rx_en, u32 tx_en)10921 static void hclge_record_user_pauseparam(struct hclge_dev *hdev,
10922 u32 rx_en, u32 tx_en)
10923 {
10924 if (rx_en && tx_en)
10925 hdev->fc_mode_last_time = HCLGE_FC_FULL;
10926 else if (rx_en && !tx_en)
10927 hdev->fc_mode_last_time = HCLGE_FC_RX_PAUSE;
10928 else if (!rx_en && tx_en)
10929 hdev->fc_mode_last_time = HCLGE_FC_TX_PAUSE;
10930 else
10931 hdev->fc_mode_last_time = HCLGE_FC_NONE;
10932
10933 hdev->tm_info.fc_mode = hdev->fc_mode_last_time;
10934 }
10935
hclge_set_pauseparam(struct hnae3_handle *handle, u32 auto_neg, u32 rx_en, u32 tx_en)10936 static int hclge_set_pauseparam(struct hnae3_handle *handle, u32 auto_neg,
10937 u32 rx_en, u32 tx_en)
10938 {
10939 struct hclge_vport *vport = hclge_get_vport(handle);
10940 struct hclge_dev *hdev = vport->back;
10941 struct phy_device *phydev = hdev->hw.mac.phydev;
10942 u32 fc_autoneg;
10943
10944 if (phydev || hnae3_dev_phy_imp_supported(hdev)) {
10945 fc_autoneg = hclge_get_autoneg(handle);
10946 if (auto_neg != fc_autoneg) {
10947 dev_info(&hdev->pdev->dev,
10948 "To change autoneg please use: ethtool -s <dev> autoneg <on|off>\n");
10949 return -EOPNOTSUPP;
10950 }
10951 }
10952
10953 if (hdev->tm_info.fc_mode == HCLGE_FC_PFC) {
10954 dev_info(&hdev->pdev->dev,
10955 "Priority flow control enabled. Cannot set link flow control.\n");
10956 return -EOPNOTSUPP;
10957 }
10958
10959 hclge_set_flowctrl_adv(hdev, rx_en, tx_en);
10960
10961 hclge_record_user_pauseparam(hdev, rx_en, tx_en);
10962
10963 if (!auto_neg || hnae3_dev_phy_imp_supported(hdev))
10964 return hclge_cfg_pauseparam(hdev, rx_en, tx_en);
10965
10966 if (phydev)
10967 return phy_start_aneg(phydev);
10968
10969 return -EOPNOTSUPP;
10970 }
10971
hclge_get_ksettings_an_result(struct hnae3_handle *handle, u8 *auto_neg, u32 *speed, u8 *duplex, u32 *lane_num)10972 static void hclge_get_ksettings_an_result(struct hnae3_handle *handle,
10973 u8 *auto_neg, u32 *speed, u8 *duplex, u32 *lane_num)
10974 {
10975 struct hclge_vport *vport = hclge_get_vport(handle);
10976 struct hclge_dev *hdev = vport->back;
10977
10978 if (speed)
10979 *speed = hdev->hw.mac.speed;
10980 if (duplex)
10981 *duplex = hdev->hw.mac.duplex;
10982 if (auto_neg)
10983 *auto_neg = hdev->hw.mac.autoneg;
10984 if (lane_num)
10985 *lane_num = hdev->hw.mac.lane_num;
10986 }
10987
hclge_get_media_type(struct hnae3_handle *handle, u8 *media_type, u8 *module_type)10988 static void hclge_get_media_type(struct hnae3_handle *handle, u8 *media_type,
10989 u8 *module_type)
10990 {
10991 struct hclge_vport *vport = hclge_get_vport(handle);
10992 struct hclge_dev *hdev = vport->back;
10993
10994 /* When nic is down, the service task is not running, doesn't update
10995 * the port information per second. Query the port information before
10996 * return the media type, ensure getting the correct media information.
10997 */
10998 hclge_update_port_info(hdev);
10999
11000 if (media_type)
11001 *media_type = hdev->hw.mac.media_type;
11002
11003 if (module_type)
11004 *module_type = hdev->hw.mac.module_type;
11005 }
11006
hclge_get_mdix_mode(struct hnae3_handle *handle, u8 *tp_mdix_ctrl, u8 *tp_mdix)11007 static void hclge_get_mdix_mode(struct hnae3_handle *handle,
11008 u8 *tp_mdix_ctrl, u8 *tp_mdix)
11009 {
11010 struct hclge_vport *vport = hclge_get_vport(handle);
11011 struct hclge_dev *hdev = vport->back;
11012 struct phy_device *phydev = hdev->hw.mac.phydev;
11013 int mdix_ctrl, mdix, is_resolved;
11014 unsigned int retval;
11015
11016 if (!phydev) {
11017 *tp_mdix_ctrl = ETH_TP_MDI_INVALID;
11018 *tp_mdix = ETH_TP_MDI_INVALID;
11019 return;
11020 }
11021
11022 phy_write(phydev, HCLGE_PHY_PAGE_REG, HCLGE_PHY_PAGE_MDIX);
11023
11024 retval = phy_read(phydev, HCLGE_PHY_CSC_REG);
11025 mdix_ctrl = hnae3_get_field(retval, HCLGE_PHY_MDIX_CTRL_M,
11026 HCLGE_PHY_MDIX_CTRL_S);
11027
11028 retval = phy_read(phydev, HCLGE_PHY_CSS_REG);
11029 mdix = hnae3_get_bit(retval, HCLGE_PHY_MDIX_STATUS_B);
11030 is_resolved = hnae3_get_bit(retval, HCLGE_PHY_SPEED_DUP_RESOLVE_B);
11031
11032 phy_write(phydev, HCLGE_PHY_PAGE_REG, HCLGE_PHY_PAGE_COPPER);
11033
11034 switch (mdix_ctrl) {
11035 case 0x0:
11036 *tp_mdix_ctrl = ETH_TP_MDI;
11037 break;
11038 case 0x1:
11039 *tp_mdix_ctrl = ETH_TP_MDI_X;
11040 break;
11041 case 0x3:
11042 *tp_mdix_ctrl = ETH_TP_MDI_AUTO;
11043 break;
11044 default:
11045 *tp_mdix_ctrl = ETH_TP_MDI_INVALID;
11046 break;
11047 }
11048
11049 if (!is_resolved)
11050 *tp_mdix = ETH_TP_MDI_INVALID;
11051 else if (mdix)
11052 *tp_mdix = ETH_TP_MDI_X;
11053 else
11054 *tp_mdix = ETH_TP_MDI;
11055 }
11056
hclge_info_show(struct hclge_dev *hdev)11057 static void hclge_info_show(struct hclge_dev *hdev)
11058 {
11059 struct hnae3_handle *handle = &hdev->vport->nic;
11060 struct device *dev = &hdev->pdev->dev;
11061
11062 dev_info(dev, "PF info begin:\n");
11063
11064 dev_info(dev, "Task queue pairs numbers: %u\n", hdev->num_tqps);
11065 dev_info(dev, "Desc num per TX queue: %u\n", hdev->num_tx_desc);
11066 dev_info(dev, "Desc num per RX queue: %u\n", hdev->num_rx_desc);
11067 dev_info(dev, "Numbers of vports: %u\n", hdev->num_alloc_vport);
11068 dev_info(dev, "Numbers of VF for this PF: %u\n", hdev->num_req_vfs);
11069 dev_info(dev, "HW tc map: 0x%x\n", hdev->hw_tc_map);
11070 dev_info(dev, "Total buffer size for TX/RX: %u\n", hdev->pkt_buf_size);
11071 dev_info(dev, "TX buffer size for each TC: %u\n", hdev->tx_buf_size);
11072 dev_info(dev, "DV buffer size for each TC: %u\n", hdev->dv_buf_size);
11073 dev_info(dev, "This is %s PF\n",
11074 hdev->flag & HCLGE_FLAG_MAIN ? "main" : "not main");
11075 dev_info(dev, "DCB %s\n",
11076 handle->kinfo.tc_info.dcb_ets_active ? "enable" : "disable");
11077 dev_info(dev, "MQPRIO %s\n",
11078 handle->kinfo.tc_info.mqprio_active ? "enable" : "disable");
11079 dev_info(dev, "Default tx spare buffer size: %u\n",
11080 hdev->tx_spare_buf_size);
11081
11082 dev_info(dev, "PF info end.\n");
11083 }
11084
hclge_init_nic_client_instance(struct hnae3_ae_dev *ae_dev, struct hclge_vport *vport)11085 static int hclge_init_nic_client_instance(struct hnae3_ae_dev *ae_dev,
11086 struct hclge_vport *vport)
11087 {
11088 struct hnae3_client *client = vport->nic.client;
11089 struct hclge_dev *hdev = ae_dev->priv;
11090 int rst_cnt = hdev->rst_stats.reset_cnt;
11091 int ret;
11092
11093 ret = client->ops->init_instance(&vport->nic);
11094 if (ret)
11095 return ret;
11096
11097 set_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state);
11098 if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) ||
11099 rst_cnt != hdev->rst_stats.reset_cnt) {
11100 ret = -EBUSY;
11101 goto init_nic_err;
11102 }
11103
11104 /* Enable nic hw error interrupts */
11105 ret = hclge_config_nic_hw_error(hdev, true);
11106 if (ret) {
11107 dev_err(&ae_dev->pdev->dev,
11108 "fail(%d) to enable hw error interrupts\n", ret);
11109 goto init_nic_err;
11110 }
11111
11112 hnae3_set_client_init_flag(client, ae_dev, 1);
11113
11114 if (netif_msg_drv(&hdev->vport->nic))
11115 hclge_info_show(hdev);
11116
11117 return ret;
11118
11119 init_nic_err:
11120 clear_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state);
11121 while (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
11122 msleep(HCLGE_WAIT_RESET_DONE);
11123
11124 client->ops->uninit_instance(&vport->nic, 0);
11125
11126 return ret;
11127 }
11128
hclge_init_roce_client_instance(struct hnae3_ae_dev *ae_dev, struct hclge_vport *vport)11129 static int hclge_init_roce_client_instance(struct hnae3_ae_dev *ae_dev,
11130 struct hclge_vport *vport)
11131 {
11132 struct hclge_dev *hdev = ae_dev->priv;
11133 struct hnae3_client *client;
11134 int rst_cnt;
11135 int ret;
11136
11137 if (!hnae3_dev_roce_supported(hdev) || !hdev->roce_client ||
11138 !hdev->nic_client)
11139 return 0;
11140
11141 client = hdev->roce_client;
11142 ret = hclge_init_roce_base_info(vport);
11143 if (ret)
11144 return ret;
11145
11146 rst_cnt = hdev->rst_stats.reset_cnt;
11147 ret = client->ops->init_instance(&vport->roce);
11148 if (ret)
11149 return ret;
11150
11151 set_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state);
11152 if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) ||
11153 rst_cnt != hdev->rst_stats.reset_cnt) {
11154 ret = -EBUSY;
11155 goto init_roce_err;
11156 }
11157
11158 /* Enable roce ras interrupts */
11159 ret = hclge_config_rocee_ras_interrupt(hdev, true);
11160 if (ret) {
11161 dev_err(&ae_dev->pdev->dev,
11162 "fail(%d) to enable roce ras interrupts\n", ret);
11163 goto init_roce_err;
11164 }
11165
11166 hnae3_set_client_init_flag(client, ae_dev, 1);
11167
11168 return 0;
11169
11170 init_roce_err:
11171 clear_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state);
11172 while (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
11173 msleep(HCLGE_WAIT_RESET_DONE);
11174
11175 hdev->roce_client->ops->uninit_instance(&vport->roce, 0);
11176
11177 return ret;
11178 }
11179
hclge_init_client_instance(struct hnae3_client *client, struct hnae3_ae_dev *ae_dev)11180 static int hclge_init_client_instance(struct hnae3_client *client,
11181 struct hnae3_ae_dev *ae_dev)
11182 {
11183 struct hclge_dev *hdev = ae_dev->priv;
11184 struct hclge_vport *vport = &hdev->vport[0];
11185 int ret;
11186
11187 switch (client->type) {
11188 case HNAE3_CLIENT_KNIC:
11189 hdev->nic_client = client;
11190 vport->nic.client = client;
11191 ret = hclge_init_nic_client_instance(ae_dev, vport);
11192 if (ret)
11193 goto clear_nic;
11194
11195 ret = hclge_init_roce_client_instance(ae_dev, vport);
11196 if (ret)
11197 goto clear_roce;
11198
11199 break;
11200 case HNAE3_CLIENT_ROCE:
11201 if (hnae3_dev_roce_supported(hdev)) {
11202 hdev->roce_client = client;
11203 vport->roce.client = client;
11204 }
11205
11206 ret = hclge_init_roce_client_instance(ae_dev, vport);
11207 if (ret)
11208 goto clear_roce;
11209
11210 break;
11211 default:
11212 return -EINVAL;
11213 }
11214
11215 return 0;
11216
11217 clear_nic:
11218 hdev->nic_client = NULL;
11219 vport->nic.client = NULL;
11220 return ret;
11221 clear_roce:
11222 hdev->roce_client = NULL;
11223 vport->roce.client = NULL;
11224 return ret;
11225 }
11226
hclge_uninit_client_instance(struct hnae3_client *client, struct hnae3_ae_dev *ae_dev)11227 static void hclge_uninit_client_instance(struct hnae3_client *client,
11228 struct hnae3_ae_dev *ae_dev)
11229 {
11230 struct hclge_dev *hdev = ae_dev->priv;
11231 struct hclge_vport *vport = &hdev->vport[0];
11232
11233 if (hdev->roce_client) {
11234 clear_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state);
11235 while (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
11236 msleep(HCLGE_WAIT_RESET_DONE);
11237
11238 hdev->roce_client->ops->uninit_instance(&vport->roce, 0);
11239 hdev->roce_client = NULL;
11240 vport->roce.client = NULL;
11241 }
11242 if (client->type == HNAE3_CLIENT_ROCE)
11243 return;
11244 if (hdev->nic_client && client->ops->uninit_instance) {
11245 clear_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state);
11246 while (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
11247 msleep(HCLGE_WAIT_RESET_DONE);
11248
11249 client->ops->uninit_instance(&vport->nic, 0);
11250 hdev->nic_client = NULL;
11251 vport->nic.client = NULL;
11252 }
11253 }
11254
hclge_dev_mem_map(struct hclge_dev *hdev)11255 static int hclge_dev_mem_map(struct hclge_dev *hdev)
11256 {
11257 struct pci_dev *pdev = hdev->pdev;
11258 struct hclge_hw *hw = &hdev->hw;
11259
11260 /* for device does not have device memory, return directly */
11261 if (!(pci_select_bars(pdev, IORESOURCE_MEM) & BIT(HCLGE_MEM_BAR)))
11262 return 0;
11263
11264 hw->hw.mem_base =
11265 devm_ioremap_wc(&pdev->dev,
11266 pci_resource_start(pdev, HCLGE_MEM_BAR),
11267 pci_resource_len(pdev, HCLGE_MEM_BAR));
11268 if (!hw->hw.mem_base) {
11269 dev_err(&pdev->dev, "failed to map device memory\n");
11270 return -EFAULT;
11271 }
11272
11273 return 0;
11274 }
11275
hclge_pci_init(struct hclge_dev *hdev)11276 static int hclge_pci_init(struct hclge_dev *hdev)
11277 {
11278 struct pci_dev *pdev = hdev->pdev;
11279 struct hclge_hw *hw;
11280 int ret;
11281
11282 ret = pci_enable_device(pdev);
11283 if (ret) {
11284 dev_err(&pdev->dev, "failed to enable PCI device\n");
11285 return ret;
11286 }
11287
11288 ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
11289 if (ret) {
11290 ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
11291 if (ret) {
11292 dev_err(&pdev->dev,
11293 "can't set consistent PCI DMA");
11294 goto err_disable_device;
11295 }
11296 dev_warn(&pdev->dev, "set DMA mask to 32 bits\n");
11297 }
11298
11299 ret = pci_request_regions(pdev, HCLGE_DRIVER_NAME);
11300 if (ret) {
11301 dev_err(&pdev->dev, "PCI request regions failed %d\n", ret);
11302 goto err_disable_device;
11303 }
11304
11305 pci_set_master(pdev);
11306 hw = &hdev->hw;
11307 hw->hw.io_base = pcim_iomap(pdev, 2, 0);
11308 if (!hw->hw.io_base) {
11309 dev_err(&pdev->dev, "Can't map configuration register space\n");
11310 ret = -ENOMEM;
11311 goto err_release_regions;
11312 }
11313
11314 ret = hclge_dev_mem_map(hdev);
11315 if (ret)
11316 goto err_unmap_io_base;
11317
11318 hdev->num_req_vfs = pci_sriov_get_totalvfs(pdev);
11319
11320 return 0;
11321
11322 err_unmap_io_base:
11323 pcim_iounmap(pdev, hdev->hw.hw.io_base);
11324 err_release_regions:
11325 pci_release_regions(pdev);
11326 err_disable_device:
11327 pci_disable_device(pdev);
11328
11329 return ret;
11330 }
11331
hclge_pci_uninit(struct hclge_dev *hdev)11332 static void hclge_pci_uninit(struct hclge_dev *hdev)
11333 {
11334 struct pci_dev *pdev = hdev->pdev;
11335
11336 if (hdev->hw.hw.mem_base)
11337 devm_iounmap(&pdev->dev, hdev->hw.hw.mem_base);
11338
11339 pcim_iounmap(pdev, hdev->hw.hw.io_base);
11340 pci_free_irq_vectors(pdev);
11341 pci_release_mem_regions(pdev);
11342 pci_disable_device(pdev);
11343 }
11344
hclge_state_init(struct hclge_dev *hdev)11345 static void hclge_state_init(struct hclge_dev *hdev)
11346 {
11347 set_bit(HCLGE_STATE_SERVICE_INITED, &hdev->state);
11348 set_bit(HCLGE_STATE_DOWN, &hdev->state);
11349 clear_bit(HCLGE_STATE_RST_SERVICE_SCHED, &hdev->state);
11350 clear_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
11351 clear_bit(HCLGE_STATE_RST_FAIL, &hdev->state);
11352 clear_bit(HCLGE_STATE_MBX_SERVICE_SCHED, &hdev->state);
11353 clear_bit(HCLGE_STATE_MBX_HANDLING, &hdev->state);
11354 }
11355
hclge_state_uninit(struct hclge_dev *hdev)11356 static void hclge_state_uninit(struct hclge_dev *hdev)
11357 {
11358 set_bit(HCLGE_STATE_DOWN, &hdev->state);
11359 set_bit(HCLGE_STATE_REMOVING, &hdev->state);
11360
11361 if (hdev->reset_timer.function)
11362 del_timer_sync(&hdev->reset_timer);
11363 if (hdev->service_task.work.func)
11364 cancel_delayed_work_sync(&hdev->service_task);
11365 }
11366
hclge_reset_prepare_general(struct hnae3_ae_dev *ae_dev, enum hnae3_reset_type rst_type)11367 static void hclge_reset_prepare_general(struct hnae3_ae_dev *ae_dev,
11368 enum hnae3_reset_type rst_type)
11369 {
11370 #define HCLGE_RESET_RETRY_WAIT_MS 500
11371 #define HCLGE_RESET_RETRY_CNT 5
11372
11373 struct hclge_dev *hdev = ae_dev->priv;
11374 int retry_cnt = 0;
11375 int ret;
11376
11377 while (retry_cnt++ < HCLGE_RESET_RETRY_CNT) {
11378 down(&hdev->reset_sem);
11379 set_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
11380 hdev->reset_type = rst_type;
11381 ret = hclge_reset_prepare(hdev);
11382 if (!ret && !hdev->reset_pending)
11383 break;
11384
11385 dev_err(&hdev->pdev->dev,
11386 "failed to prepare to reset, ret=%d, reset_pending:0x%lx, retry_cnt:%d\n",
11387 ret, hdev->reset_pending, retry_cnt);
11388 clear_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
11389 up(&hdev->reset_sem);
11390 msleep(HCLGE_RESET_RETRY_WAIT_MS);
11391 }
11392
11393 /* disable misc vector before reset done */
11394 hclge_enable_vector(&hdev->misc_vector, false);
11395 set_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state);
11396
11397 if (hdev->reset_type == HNAE3_FLR_RESET)
11398 hdev->rst_stats.flr_rst_cnt++;
11399 }
11400
hclge_reset_done(struct hnae3_ae_dev *ae_dev)11401 static void hclge_reset_done(struct hnae3_ae_dev *ae_dev)
11402 {
11403 struct hclge_dev *hdev = ae_dev->priv;
11404 int ret;
11405
11406 hclge_enable_vector(&hdev->misc_vector, true);
11407
11408 ret = hclge_reset_rebuild(hdev);
11409 if (ret)
11410 dev_err(&hdev->pdev->dev, "fail to rebuild, ret=%d\n", ret);
11411
11412 hdev->reset_type = HNAE3_NONE_RESET;
11413 clear_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
11414 up(&hdev->reset_sem);
11415 }
11416
hclge_clear_resetting_state(struct hclge_dev *hdev)11417 static void hclge_clear_resetting_state(struct hclge_dev *hdev)
11418 {
11419 u16 i;
11420
11421 for (i = 0; i < hdev->num_alloc_vport; i++) {
11422 struct hclge_vport *vport = &hdev->vport[i];
11423 int ret;
11424
11425 /* Send cmd to clear vport's FUNC_RST_ING */
11426 ret = hclge_set_vf_rst(hdev, vport->vport_id, false);
11427 if (ret)
11428 dev_warn(&hdev->pdev->dev,
11429 "clear vport(%u) rst failed %d!\n",
11430 vport->vport_id, ret);
11431 }
11432 }
11433
hclge_clear_hw_resource(struct hclge_dev *hdev)11434 static int hclge_clear_hw_resource(struct hclge_dev *hdev)
11435 {
11436 struct hclge_desc desc;
11437 int ret;
11438
11439 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CLEAR_HW_RESOURCE, false);
11440
11441 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
11442 /* This new command is only supported by new firmware, it will
11443 * fail with older firmware. Error value -EOPNOSUPP can only be
11444 * returned by older firmware running this command, to keep code
11445 * backward compatible we will override this value and return
11446 * success.
11447 */
11448 if (ret && ret != -EOPNOTSUPP) {
11449 dev_err(&hdev->pdev->dev,
11450 "failed to clear hw resource, ret = %d\n", ret);
11451 return ret;
11452 }
11453 return 0;
11454 }
11455
hclge_init_rxd_adv_layout(struct hclge_dev *hdev)11456 static void hclge_init_rxd_adv_layout(struct hclge_dev *hdev)
11457 {
11458 if (hnae3_ae_dev_rxd_adv_layout_supported(hdev->ae_dev))
11459 hclge_write_dev(&hdev->hw, HCLGE_RXD_ADV_LAYOUT_EN_REG, 1);
11460 }
11461
hclge_uninit_rxd_adv_layout(struct hclge_dev *hdev)11462 static void hclge_uninit_rxd_adv_layout(struct hclge_dev *hdev)
11463 {
11464 if (hnae3_ae_dev_rxd_adv_layout_supported(hdev->ae_dev))
11465 hclge_write_dev(&hdev->hw, HCLGE_RXD_ADV_LAYOUT_EN_REG, 0);
11466 }
11467
hclge_get_wol_info(struct hnae3_handle *handle)11468 static struct hclge_wol_info *hclge_get_wol_info(struct hnae3_handle *handle)
11469 {
11470 struct hclge_vport *vport = hclge_get_vport(handle);
11471
11472 return &vport->back->hw.mac.wol;
11473 }
11474
hclge_get_wol_supported_mode(struct hclge_dev *hdev, u32 *wol_supported)11475 static int hclge_get_wol_supported_mode(struct hclge_dev *hdev,
11476 u32 *wol_supported)
11477 {
11478 struct hclge_query_wol_supported_cmd *wol_supported_cmd;
11479 struct hclge_desc desc;
11480 int ret;
11481
11482 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_WOL_GET_SUPPORTED_MODE,
11483 true);
11484 wol_supported_cmd = (struct hclge_query_wol_supported_cmd *)desc.data;
11485
11486 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
11487 if (ret) {
11488 dev_err(&hdev->pdev->dev,
11489 "failed to query wol supported, ret = %d\n", ret);
11490 return ret;
11491 }
11492
11493 *wol_supported = le32_to_cpu(wol_supported_cmd->supported_wake_mode);
11494
11495 return 0;
11496 }
11497
hclge_set_wol_cfg(struct hclge_dev *hdev, struct hclge_wol_info *wol_info)11498 static int hclge_set_wol_cfg(struct hclge_dev *hdev,
11499 struct hclge_wol_info *wol_info)
11500 {
11501 struct hclge_wol_cfg_cmd *wol_cfg_cmd;
11502 struct hclge_desc desc;
11503 int ret;
11504
11505 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_WOL_CFG, false);
11506 wol_cfg_cmd = (struct hclge_wol_cfg_cmd *)desc.data;
11507 wol_cfg_cmd->wake_on_lan_mode = cpu_to_le32(wol_info->wol_current_mode);
11508 wol_cfg_cmd->sopass_size = wol_info->wol_sopass_size;
11509 memcpy(wol_cfg_cmd->sopass, wol_info->wol_sopass, SOPASS_MAX);
11510
11511 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
11512 if (ret)
11513 dev_err(&hdev->pdev->dev,
11514 "failed to set wol config, ret = %d\n", ret);
11515
11516 return ret;
11517 }
11518
hclge_update_wol(struct hclge_dev *hdev)11519 static int hclge_update_wol(struct hclge_dev *hdev)
11520 {
11521 struct hclge_wol_info *wol_info = &hdev->hw.mac.wol;
11522
11523 if (!hnae3_ae_dev_wol_supported(hdev->ae_dev))
11524 return 0;
11525
11526 return hclge_set_wol_cfg(hdev, wol_info);
11527 }
11528
hclge_init_wol(struct hclge_dev *hdev)11529 static int hclge_init_wol(struct hclge_dev *hdev)
11530 {
11531 struct hclge_wol_info *wol_info = &hdev->hw.mac.wol;
11532 int ret;
11533
11534 if (!hnae3_ae_dev_wol_supported(hdev->ae_dev))
11535 return 0;
11536
11537 memset(wol_info, 0, sizeof(struct hclge_wol_info));
11538 ret = hclge_get_wol_supported_mode(hdev,
11539 &wol_info->wol_support_mode);
11540 if (ret) {
11541 wol_info->wol_support_mode = 0;
11542 return ret;
11543 }
11544
11545 return hclge_update_wol(hdev);
11546 }
11547
hclge_get_wol(struct hnae3_handle *handle, struct ethtool_wolinfo *wol)11548 static void hclge_get_wol(struct hnae3_handle *handle,
11549 struct ethtool_wolinfo *wol)
11550 {
11551 struct hclge_wol_info *wol_info = hclge_get_wol_info(handle);
11552
11553 wol->supported = wol_info->wol_support_mode;
11554 wol->wolopts = wol_info->wol_current_mode;
11555 if (wol_info->wol_current_mode & WAKE_MAGICSECURE)
11556 memcpy(wol->sopass, wol_info->wol_sopass, SOPASS_MAX);
11557 }
11558
hclge_set_wol(struct hnae3_handle *handle, struct ethtool_wolinfo *wol)11559 static int hclge_set_wol(struct hnae3_handle *handle,
11560 struct ethtool_wolinfo *wol)
11561 {
11562 struct hclge_wol_info *wol_info = hclge_get_wol_info(handle);
11563 struct hclge_vport *vport = hclge_get_vport(handle);
11564 u32 wol_mode;
11565 int ret;
11566
11567 wol_mode = wol->wolopts;
11568 if (wol_mode & ~wol_info->wol_support_mode)
11569 return -EINVAL;
11570
11571 wol_info->wol_current_mode = wol_mode;
11572 if (wol_mode & WAKE_MAGICSECURE) {
11573 memcpy(wol_info->wol_sopass, wol->sopass, SOPASS_MAX);
11574 wol_info->wol_sopass_size = SOPASS_MAX;
11575 } else {
11576 wol_info->wol_sopass_size = 0;
11577 }
11578
11579 ret = hclge_set_wol_cfg(vport->back, wol_info);
11580 if (ret)
11581 wol_info->wol_current_mode = 0;
11582
11583 return ret;
11584 }
11585
hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev)11586 static int hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev)
11587 {
11588 struct pci_dev *pdev = ae_dev->pdev;
11589 struct hclge_dev *hdev;
11590 int ret;
11591
11592 hdev = devm_kzalloc(&pdev->dev, sizeof(*hdev), GFP_KERNEL);
11593 if (!hdev)
11594 return -ENOMEM;
11595
11596 hdev->pdev = pdev;
11597 hdev->ae_dev = ae_dev;
11598 hdev->reset_type = HNAE3_NONE_RESET;
11599 hdev->reset_level = HNAE3_FUNC_RESET;
11600 ae_dev->priv = hdev;
11601
11602 /* HW supprt 2 layer vlan */
11603 hdev->mps = ETH_FRAME_LEN + ETH_FCS_LEN + 2 * VLAN_HLEN;
11604
11605 mutex_init(&hdev->vport_lock);
11606 spin_lock_init(&hdev->fd_rule_lock);
11607 sema_init(&hdev->reset_sem, 1);
11608
11609 ret = hclge_pci_init(hdev);
11610 if (ret)
11611 goto out;
11612
11613 ret = hclge_devlink_init(hdev);
11614 if (ret)
11615 goto err_pci_uninit;
11616
11617 /* Firmware command queue initialize */
11618 ret = hclge_comm_cmd_queue_init(hdev->pdev, &hdev->hw.hw);
11619 if (ret)
11620 goto err_devlink_uninit;
11621
11622 /* Firmware command initialize */
11623 ret = hclge_comm_cmd_init(hdev->ae_dev, &hdev->hw.hw, &hdev->fw_version,
11624 true, hdev->reset_pending);
11625 if (ret)
11626 goto err_cmd_uninit;
11627
11628 ret = hclge_clear_hw_resource(hdev);
11629 if (ret)
11630 goto err_cmd_uninit;
11631
11632 ret = hclge_get_cap(hdev);
11633 if (ret)
11634 goto err_cmd_uninit;
11635
11636 ret = hclge_query_dev_specs(hdev);
11637 if (ret) {
11638 dev_err(&pdev->dev, "failed to query dev specifications, ret = %d.\n",
11639 ret);
11640 goto err_cmd_uninit;
11641 }
11642
11643 ret = hclge_configure(hdev);
11644 if (ret) {
11645 dev_err(&pdev->dev, "Configure dev error, ret = %d.\n", ret);
11646 goto err_cmd_uninit;
11647 }
11648
11649 ret = hclge_init_msi(hdev);
11650 if (ret) {
11651 dev_err(&pdev->dev, "Init MSI/MSI-X error, ret = %d.\n", ret);
11652 goto err_cmd_uninit;
11653 }
11654
11655 ret = hclge_misc_irq_init(hdev);
11656 if (ret)
11657 goto err_msi_uninit;
11658
11659 ret = hclge_alloc_tqps(hdev);
11660 if (ret) {
11661 dev_err(&pdev->dev, "Allocate TQPs error, ret = %d.\n", ret);
11662 goto err_msi_irq_uninit;
11663 }
11664
11665 ret = hclge_alloc_vport(hdev);
11666 if (ret)
11667 goto err_msi_irq_uninit;
11668
11669 ret = hclge_map_tqp(hdev);
11670 if (ret)
11671 goto err_msi_irq_uninit;
11672
11673 if (hdev->hw.mac.media_type == HNAE3_MEDIA_TYPE_COPPER) {
11674 clear_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps);
11675 if (hnae3_dev_phy_imp_supported(hdev))
11676 ret = hclge_update_tp_port_info(hdev);
11677 else
11678 ret = hclge_mac_mdio_config(hdev);
11679
11680 if (ret)
11681 goto err_msi_irq_uninit;
11682 }
11683
11684 ret = hclge_init_umv_space(hdev);
11685 if (ret)
11686 goto err_mdiobus_unreg;
11687
11688 ret = hclge_mac_init(hdev);
11689 if (ret) {
11690 dev_err(&pdev->dev, "Mac init error, ret = %d\n", ret);
11691 goto err_mdiobus_unreg;
11692 }
11693
11694 ret = hclge_config_tso(hdev, HCLGE_TSO_MSS_MIN, HCLGE_TSO_MSS_MAX);
11695 if (ret) {
11696 dev_err(&pdev->dev, "Enable tso fail, ret =%d\n", ret);
11697 goto err_mdiobus_unreg;
11698 }
11699
11700 ret = hclge_config_gro(hdev);
11701 if (ret)
11702 goto err_mdiobus_unreg;
11703
11704 ret = hclge_init_vlan_config(hdev);
11705 if (ret) {
11706 dev_err(&pdev->dev, "VLAN init fail, ret =%d\n", ret);
11707 goto err_mdiobus_unreg;
11708 }
11709
11710 ret = hclge_tm_schd_init(hdev);
11711 if (ret) {
11712 dev_err(&pdev->dev, "tm schd init fail, ret =%d\n", ret);
11713 goto err_mdiobus_unreg;
11714 }
11715
11716 ret = hclge_comm_rss_init_cfg(&hdev->vport->nic, hdev->ae_dev,
11717 &hdev->rss_cfg);
11718 if (ret) {
11719 dev_err(&pdev->dev, "failed to init rss cfg, ret = %d\n", ret);
11720 goto err_mdiobus_unreg;
11721 }
11722
11723 ret = hclge_rss_init_hw(hdev);
11724 if (ret) {
11725 dev_err(&pdev->dev, "Rss init fail, ret =%d\n", ret);
11726 goto err_mdiobus_unreg;
11727 }
11728
11729 ret = init_mgr_tbl(hdev);
11730 if (ret) {
11731 dev_err(&pdev->dev, "manager table init fail, ret =%d\n", ret);
11732 goto err_mdiobus_unreg;
11733 }
11734
11735 ret = hclge_init_fd_config(hdev);
11736 if (ret) {
11737 dev_err(&pdev->dev,
11738 "fd table init fail, ret=%d\n", ret);
11739 goto err_mdiobus_unreg;
11740 }
11741
11742 ret = hclge_ptp_init(hdev);
11743 if (ret)
11744 goto err_mdiobus_unreg;
11745
11746 ret = hclge_update_port_info(hdev);
11747 if (ret)
11748 goto err_mdiobus_unreg;
11749
11750 INIT_KFIFO(hdev->mac_tnl_log);
11751
11752 hclge_dcb_ops_set(hdev);
11753
11754 timer_setup(&hdev->reset_timer, hclge_reset_timer, 0);
11755 INIT_DELAYED_WORK(&hdev->service_task, hclge_service_task);
11756
11757 hclge_clear_all_event_cause(hdev);
11758 hclge_clear_resetting_state(hdev);
11759
11760 /* Log and clear the hw errors those already occurred */
11761 if (hnae3_dev_ras_imp_supported(hdev))
11762 hclge_handle_occurred_error(hdev);
11763 else
11764 hclge_handle_all_hns_hw_errors(ae_dev);
11765
11766 /* request delayed reset for the error recovery because an immediate
11767 * global reset on a PF affecting pending initialization of other PFs
11768 */
11769 if (ae_dev->hw_err_reset_req) {
11770 enum hnae3_reset_type reset_level;
11771
11772 reset_level = hclge_get_reset_level(ae_dev,
11773 &ae_dev->hw_err_reset_req);
11774 hclge_set_def_reset_request(ae_dev, reset_level);
11775 mod_timer(&hdev->reset_timer, jiffies + HCLGE_RESET_INTERVAL);
11776 }
11777
11778 hclge_init_rxd_adv_layout(hdev);
11779
11780 /* Enable MISC vector(vector0) */
11781 hclge_enable_vector(&hdev->misc_vector, true);
11782
11783 ret = hclge_init_wol(hdev);
11784 if (ret)
11785 dev_warn(&pdev->dev,
11786 "failed to wake on lan init, ret = %d\n", ret);
11787
11788 hclge_state_init(hdev);
11789 hdev->last_reset_time = jiffies;
11790
11791 dev_info(&hdev->pdev->dev, "%s driver initialization finished.\n",
11792 HCLGE_DRIVER_NAME);
11793
11794 hclge_task_schedule(hdev, round_jiffies_relative(HZ));
11795
11796 return 0;
11797
11798 err_mdiobus_unreg:
11799 if (hdev->hw.mac.phydev)
11800 mdiobus_unregister(hdev->hw.mac.mdio_bus);
11801 err_msi_irq_uninit:
11802 hclge_misc_irq_uninit(hdev);
11803 err_msi_uninit:
11804 pci_free_irq_vectors(pdev);
11805 err_cmd_uninit:
11806 hclge_comm_cmd_uninit(hdev->ae_dev, &hdev->hw.hw);
11807 err_devlink_uninit:
11808 hclge_devlink_uninit(hdev);
11809 err_pci_uninit:
11810 pcim_iounmap(pdev, hdev->hw.hw.io_base);
11811 pci_release_regions(pdev);
11812 pci_disable_device(pdev);
11813 out:
11814 mutex_destroy(&hdev->vport_lock);
11815 return ret;
11816 }
11817
hclge_stats_clear(struct hclge_dev *hdev)11818 static void hclge_stats_clear(struct hclge_dev *hdev)
11819 {
11820 memset(&hdev->mac_stats, 0, sizeof(hdev->mac_stats));
11821 memset(&hdev->fec_stats, 0, sizeof(hdev->fec_stats));
11822 }
11823
hclge_set_mac_spoofchk(struct hclge_dev *hdev, int vf, bool enable)11824 static int hclge_set_mac_spoofchk(struct hclge_dev *hdev, int vf, bool enable)
11825 {
11826 return hclge_config_switch_param(hdev, vf, enable,
11827 HCLGE_SWITCH_ANTI_SPOOF_MASK);
11828 }
11829
hclge_set_vlan_spoofchk(struct hclge_dev *hdev, int vf, bool enable)11830 static int hclge_set_vlan_spoofchk(struct hclge_dev *hdev, int vf, bool enable)
11831 {
11832 return hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF,
11833 HCLGE_FILTER_FE_NIC_INGRESS_B,
11834 enable, vf);
11835 }
11836
hclge_set_vf_spoofchk_hw(struct hclge_dev *hdev, int vf, bool enable)11837 static int hclge_set_vf_spoofchk_hw(struct hclge_dev *hdev, int vf, bool enable)
11838 {
11839 int ret;
11840
11841 ret = hclge_set_mac_spoofchk(hdev, vf, enable);
11842 if (ret) {
11843 dev_err(&hdev->pdev->dev,
11844 "Set vf %d mac spoof check %s failed, ret=%d\n",
11845 vf, enable ? "on" : "off", ret);
11846 return ret;
11847 }
11848
11849 ret = hclge_set_vlan_spoofchk(hdev, vf, enable);
11850 if (ret)
11851 dev_err(&hdev->pdev->dev,
11852 "Set vf %d vlan spoof check %s failed, ret=%d\n",
11853 vf, enable ? "on" : "off", ret);
11854
11855 return ret;
11856 }
11857
hclge_set_vf_spoofchk(struct hnae3_handle *handle, int vf, bool enable)11858 static int hclge_set_vf_spoofchk(struct hnae3_handle *handle, int vf,
11859 bool enable)
11860 {
11861 struct hclge_vport *vport = hclge_get_vport(handle);
11862 struct hclge_dev *hdev = vport->back;
11863 u32 new_spoofchk = enable ? 1 : 0;
11864 int ret;
11865
11866 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
11867 return -EOPNOTSUPP;
11868
11869 vport = hclge_get_vf_vport(hdev, vf);
11870 if (!vport)
11871 return -EINVAL;
11872
11873 if (vport->vf_info.spoofchk == new_spoofchk)
11874 return 0;
11875
11876 if (enable && test_bit(vport->vport_id, hdev->vf_vlan_full))
11877 dev_warn(&hdev->pdev->dev,
11878 "vf %d vlan table is full, enable spoof check may cause its packet send fail\n",
11879 vf);
11880 else if (enable && hclge_is_umv_space_full(vport, true))
11881 dev_warn(&hdev->pdev->dev,
11882 "vf %d mac table is full, enable spoof check may cause its packet send fail\n",
11883 vf);
11884
11885 ret = hclge_set_vf_spoofchk_hw(hdev, vport->vport_id, enable);
11886 if (ret)
11887 return ret;
11888
11889 vport->vf_info.spoofchk = new_spoofchk;
11890 return 0;
11891 }
11892
hclge_reset_vport_spoofchk(struct hclge_dev *hdev)11893 static int hclge_reset_vport_spoofchk(struct hclge_dev *hdev)
11894 {
11895 struct hclge_vport *vport = hdev->vport;
11896 int ret;
11897 int i;
11898
11899 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
11900 return 0;
11901
11902 /* resume the vf spoof check state after reset */
11903 for (i = 0; i < hdev->num_alloc_vport; i++) {
11904 ret = hclge_set_vf_spoofchk_hw(hdev, vport->vport_id,
11905 vport->vf_info.spoofchk);
11906 if (ret)
11907 return ret;
11908
11909 vport++;
11910 }
11911
11912 return 0;
11913 }
11914
hclge_set_vf_trust(struct hnae3_handle *handle, int vf, bool enable)11915 static int hclge_set_vf_trust(struct hnae3_handle *handle, int vf, bool enable)
11916 {
11917 struct hclge_vport *vport = hclge_get_vport(handle);
11918 struct hclge_dev *hdev = vport->back;
11919 u32 new_trusted = enable ? 1 : 0;
11920
11921 vport = hclge_get_vf_vport(hdev, vf);
11922 if (!vport)
11923 return -EINVAL;
11924
11925 if (vport->vf_info.trusted == new_trusted)
11926 return 0;
11927
11928 vport->vf_info.trusted = new_trusted;
11929 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state);
11930 hclge_task_schedule(hdev, 0);
11931
11932 return 0;
11933 }
11934
hclge_reset_vf_rate(struct hclge_dev *hdev)11935 static void hclge_reset_vf_rate(struct hclge_dev *hdev)
11936 {
11937 int ret;
11938 int vf;
11939
11940 /* reset vf rate to default value */
11941 for (vf = HCLGE_VF_VPORT_START_NUM; vf < hdev->num_alloc_vport; vf++) {
11942 struct hclge_vport *vport = &hdev->vport[vf];
11943
11944 vport->vf_info.max_tx_rate = 0;
11945 ret = hclge_tm_qs_shaper_cfg(vport, vport->vf_info.max_tx_rate);
11946 if (ret)
11947 dev_err(&hdev->pdev->dev,
11948 "vf%d failed to reset to default, ret=%d\n",
11949 vf - HCLGE_VF_VPORT_START_NUM, ret);
11950 }
11951 }
11952
hclge_vf_rate_param_check(struct hclge_dev *hdev, int min_tx_rate, int max_tx_rate)11953 static int hclge_vf_rate_param_check(struct hclge_dev *hdev,
11954 int min_tx_rate, int max_tx_rate)
11955 {
11956 if (min_tx_rate != 0 ||
11957 max_tx_rate < 0 || max_tx_rate > hdev->hw.mac.max_speed) {
11958 dev_err(&hdev->pdev->dev,
11959 "min_tx_rate:%d [0], max_tx_rate:%d [0, %u]\n",
11960 min_tx_rate, max_tx_rate, hdev->hw.mac.max_speed);
11961 return -EINVAL;
11962 }
11963
11964 return 0;
11965 }
11966
hclge_set_vf_rate(struct hnae3_handle *handle, int vf, int min_tx_rate, int max_tx_rate, bool force)11967 static int hclge_set_vf_rate(struct hnae3_handle *handle, int vf,
11968 int min_tx_rate, int max_tx_rate, bool force)
11969 {
11970 struct hclge_vport *vport = hclge_get_vport(handle);
11971 struct hclge_dev *hdev = vport->back;
11972 int ret;
11973
11974 ret = hclge_vf_rate_param_check(hdev, min_tx_rate, max_tx_rate);
11975 if (ret)
11976 return ret;
11977
11978 vport = hclge_get_vf_vport(hdev, vf);
11979 if (!vport)
11980 return -EINVAL;
11981
11982 if (!force && max_tx_rate == vport->vf_info.max_tx_rate)
11983 return 0;
11984
11985 ret = hclge_tm_qs_shaper_cfg(vport, max_tx_rate);
11986 if (ret)
11987 return ret;
11988
11989 vport->vf_info.max_tx_rate = max_tx_rate;
11990
11991 return 0;
11992 }
11993
hclge_resume_vf_rate(struct hclge_dev *hdev)11994 static int hclge_resume_vf_rate(struct hclge_dev *hdev)
11995 {
11996 struct hnae3_handle *handle = &hdev->vport->nic;
11997 struct hclge_vport *vport;
11998 int ret;
11999 int vf;
12000
12001 /* resume the vf max_tx_rate after reset */
12002 for (vf = 0; vf < pci_num_vf(hdev->pdev); vf++) {
12003 vport = hclge_get_vf_vport(hdev, vf);
12004 if (!vport)
12005 return -EINVAL;
12006
12007 /* zero means max rate, after reset, firmware already set it to
12008 * max rate, so just continue.
12009 */
12010 if (!vport->vf_info.max_tx_rate)
12011 continue;
12012
12013 ret = hclge_set_vf_rate(handle, vf, 0,
12014 vport->vf_info.max_tx_rate, true);
12015 if (ret) {
12016 dev_err(&hdev->pdev->dev,
12017 "vf%d failed to resume tx_rate:%u, ret=%d\n",
12018 vf, vport->vf_info.max_tx_rate, ret);
12019 return ret;
12020 }
12021 }
12022
12023 return 0;
12024 }
12025
hclge_reset_vport_state(struct hclge_dev *hdev)12026 static void hclge_reset_vport_state(struct hclge_dev *hdev)
12027 {
12028 struct hclge_vport *vport = hdev->vport;
12029 int i;
12030
12031 for (i = 0; i < hdev->num_alloc_vport; i++) {
12032 clear_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state);
12033 vport++;
12034 }
12035 }
12036
hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev)12037 static int hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev)
12038 {
12039 struct hclge_dev *hdev = ae_dev->priv;
12040 struct pci_dev *pdev = ae_dev->pdev;
12041 int ret;
12042
12043 set_bit(HCLGE_STATE_DOWN, &hdev->state);
12044
12045 hclge_stats_clear(hdev);
12046 /* NOTE: pf reset needn't to clear or restore pf and vf table entry.
12047 * so here should not clean table in memory.
12048 */
12049 if (hdev->reset_type == HNAE3_IMP_RESET ||
12050 hdev->reset_type == HNAE3_GLOBAL_RESET) {
12051 memset(hdev->vlan_table, 0, sizeof(hdev->vlan_table));
12052 memset(hdev->vf_vlan_full, 0, sizeof(hdev->vf_vlan_full));
12053 bitmap_set(hdev->vport_config_block, 0, hdev->num_alloc_vport);
12054 hclge_reset_umv_space(hdev);
12055 }
12056
12057 ret = hclge_comm_cmd_init(hdev->ae_dev, &hdev->hw.hw, &hdev->fw_version,
12058 true, hdev->reset_pending);
12059 if (ret) {
12060 dev_err(&pdev->dev, "Cmd queue init failed\n");
12061 return ret;
12062 }
12063
12064 ret = hclge_map_tqp(hdev);
12065 if (ret) {
12066 dev_err(&pdev->dev, "Map tqp error, ret = %d.\n", ret);
12067 return ret;
12068 }
12069
12070 ret = hclge_mac_init(hdev);
12071 if (ret) {
12072 dev_err(&pdev->dev, "Mac init error, ret = %d\n", ret);
12073 return ret;
12074 }
12075
12076 ret = hclge_tp_port_init(hdev);
12077 if (ret) {
12078 dev_err(&pdev->dev, "failed to init tp port, ret = %d\n",
12079 ret);
12080 return ret;
12081 }
12082
12083 ret = hclge_config_tso(hdev, HCLGE_TSO_MSS_MIN, HCLGE_TSO_MSS_MAX);
12084 if (ret) {
12085 dev_err(&pdev->dev, "Enable tso fail, ret =%d\n", ret);
12086 return ret;
12087 }
12088
12089 ret = hclge_config_gro(hdev);
12090 if (ret)
12091 return ret;
12092
12093 ret = hclge_init_vlan_config(hdev);
12094 if (ret) {
12095 dev_err(&pdev->dev, "VLAN init fail, ret =%d\n", ret);
12096 return ret;
12097 }
12098
12099 ret = hclge_tm_init_hw(hdev, true);
12100 if (ret) {
12101 dev_err(&pdev->dev, "tm init hw fail, ret =%d\n", ret);
12102 return ret;
12103 }
12104
12105 ret = hclge_rss_init_hw(hdev);
12106 if (ret) {
12107 dev_err(&pdev->dev, "Rss init fail, ret =%d\n", ret);
12108 return ret;
12109 }
12110
12111 ret = init_mgr_tbl(hdev);
12112 if (ret) {
12113 dev_err(&pdev->dev,
12114 "failed to reinit manager table, ret = %d\n", ret);
12115 return ret;
12116 }
12117
12118 ret = hclge_init_fd_config(hdev);
12119 if (ret) {
12120 dev_err(&pdev->dev, "fd table init fail, ret=%d\n", ret);
12121 return ret;
12122 }
12123
12124 ret = hclge_ptp_init(hdev);
12125 if (ret)
12126 return ret;
12127
12128 /* Log and clear the hw errors those already occurred */
12129 if (hnae3_dev_ras_imp_supported(hdev))
12130 hclge_handle_occurred_error(hdev);
12131 else
12132 hclge_handle_all_hns_hw_errors(ae_dev);
12133
12134 /* Re-enable the hw error interrupts because
12135 * the interrupts get disabled on global reset.
12136 */
12137 ret = hclge_config_nic_hw_error(hdev, true);
12138 if (ret) {
12139 dev_err(&pdev->dev,
12140 "fail(%d) to re-enable NIC hw error interrupts\n",
12141 ret);
12142 return ret;
12143 }
12144
12145 if (hdev->roce_client) {
12146 ret = hclge_config_rocee_ras_interrupt(hdev, true);
12147 if (ret) {
12148 dev_err(&pdev->dev,
12149 "fail(%d) to re-enable roce ras interrupts\n",
12150 ret);
12151 return ret;
12152 }
12153 }
12154
12155 hclge_reset_vport_state(hdev);
12156 ret = hclge_reset_vport_spoofchk(hdev);
12157 if (ret)
12158 return ret;
12159
12160 ret = hclge_resume_vf_rate(hdev);
12161 if (ret)
12162 return ret;
12163
12164 hclge_init_rxd_adv_layout(hdev);
12165
12166 ret = hclge_update_wol(hdev);
12167 if (ret)
12168 dev_warn(&pdev->dev,
12169 "failed to update wol config, ret = %d\n", ret);
12170
12171 dev_info(&pdev->dev, "Reset done, %s driver initialization finished.\n",
12172 HCLGE_DRIVER_NAME);
12173
12174 return 0;
12175 }
12176
hclge_uninit_ae_dev(struct hnae3_ae_dev *ae_dev)12177 static void hclge_uninit_ae_dev(struct hnae3_ae_dev *ae_dev)
12178 {
12179 struct hclge_dev *hdev = ae_dev->priv;
12180 struct hclge_mac *mac = &hdev->hw.mac;
12181
12182 hclge_reset_vf_rate(hdev);
12183 hclge_clear_vf_vlan(hdev);
12184 hclge_state_uninit(hdev);
12185 hclge_ptp_uninit(hdev);
12186 hclge_uninit_rxd_adv_layout(hdev);
12187 hclge_uninit_mac_table(hdev);
12188 hclge_del_all_fd_entries(hdev);
12189
12190 if (mac->phydev)
12191 mdiobus_unregister(mac->mdio_bus);
12192
12193 /* Disable MISC vector(vector0) */
12194 hclge_enable_vector(&hdev->misc_vector, false);
12195 synchronize_irq(hdev->misc_vector.vector_irq);
12196
12197 /* Disable all hw interrupts */
12198 hclge_config_mac_tnl_int(hdev, false);
12199 hclge_config_nic_hw_error(hdev, false);
12200 hclge_config_rocee_ras_interrupt(hdev, false);
12201
12202 hclge_comm_cmd_uninit(hdev->ae_dev, &hdev->hw.hw);
12203 hclge_misc_irq_uninit(hdev);
12204 hclge_devlink_uninit(hdev);
12205 hclge_pci_uninit(hdev);
12206 hclge_uninit_vport_vlan_table(hdev);
12207 mutex_destroy(&hdev->vport_lock);
12208 ae_dev->priv = NULL;
12209 }
12210
hclge_get_max_channels(struct hnae3_handle *handle)12211 static u32 hclge_get_max_channels(struct hnae3_handle *handle)
12212 {
12213 struct hclge_vport *vport = hclge_get_vport(handle);
12214 struct hclge_dev *hdev = vport->back;
12215
12216 return min_t(u32, hdev->pf_rss_size_max, vport->alloc_tqps);
12217 }
12218
hclge_get_channels(struct hnae3_handle *handle, struct ethtool_channels *ch)12219 static void hclge_get_channels(struct hnae3_handle *handle,
12220 struct ethtool_channels *ch)
12221 {
12222 ch->max_combined = hclge_get_max_channels(handle);
12223 ch->other_count = 1;
12224 ch->max_other = 1;
12225 ch->combined_count = handle->kinfo.rss_size;
12226 }
12227
hclge_get_tqps_and_rss_info(struct hnae3_handle *handle, u16 *alloc_tqps, u16 *max_rss_size)12228 static void hclge_get_tqps_and_rss_info(struct hnae3_handle *handle,
12229 u16 *alloc_tqps, u16 *max_rss_size)
12230 {
12231 struct hclge_vport *vport = hclge_get_vport(handle);
12232 struct hclge_dev *hdev = vport->back;
12233
12234 *alloc_tqps = vport->alloc_tqps;
12235 *max_rss_size = hdev->pf_rss_size_max;
12236 }
12237
hclge_set_rss_tc_mode_cfg(struct hnae3_handle *handle)12238 static int hclge_set_rss_tc_mode_cfg(struct hnae3_handle *handle)
12239 {
12240 struct hclge_vport *vport = hclge_get_vport(handle);
12241 u16 tc_offset[HCLGE_MAX_TC_NUM] = {0};
12242 struct hclge_dev *hdev = vport->back;
12243 u16 tc_size[HCLGE_MAX_TC_NUM] = {0};
12244 u16 tc_valid[HCLGE_MAX_TC_NUM];
12245 u16 roundup_size;
12246 unsigned int i;
12247
12248 roundup_size = roundup_pow_of_two(vport->nic.kinfo.rss_size);
12249 roundup_size = ilog2(roundup_size);
12250 /* Set the RSS TC mode according to the new RSS size */
12251 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
12252 tc_valid[i] = 0;
12253
12254 if (!(hdev->hw_tc_map & BIT(i)))
12255 continue;
12256
12257 tc_valid[i] = 1;
12258 tc_size[i] = roundup_size;
12259 tc_offset[i] = vport->nic.kinfo.rss_size * i;
12260 }
12261
12262 return hclge_comm_set_rss_tc_mode(&hdev->hw.hw, tc_offset, tc_valid,
12263 tc_size);
12264 }
12265
hclge_set_channels(struct hnae3_handle *handle, u32 new_tqps_num, bool rxfh_configured)12266 static int hclge_set_channels(struct hnae3_handle *handle, u32 new_tqps_num,
12267 bool rxfh_configured)
12268 {
12269 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
12270 struct hclge_vport *vport = hclge_get_vport(handle);
12271 struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
12272 struct hclge_dev *hdev = vport->back;
12273 u16 cur_rss_size = kinfo->rss_size;
12274 u16 cur_tqps = kinfo->num_tqps;
12275 u32 *rss_indir;
12276 unsigned int i;
12277 int ret;
12278
12279 kinfo->req_rss_size = new_tqps_num;
12280
12281 ret = hclge_tm_vport_map_update(hdev);
12282 if (ret) {
12283 dev_err(&hdev->pdev->dev, "tm vport map fail, ret =%d\n", ret);
12284 return ret;
12285 }
12286
12287 ret = hclge_set_rss_tc_mode_cfg(handle);
12288 if (ret)
12289 return ret;
12290
12291 /* RSS indirection table has been configured by user */
12292 if (rxfh_configured)
12293 goto out;
12294
12295 /* Reinitializes the rss indirect table according to the new RSS size */
12296 rss_indir = kcalloc(ae_dev->dev_specs.rss_ind_tbl_size, sizeof(u32),
12297 GFP_KERNEL);
12298 if (!rss_indir)
12299 return -ENOMEM;
12300
12301 for (i = 0; i < ae_dev->dev_specs.rss_ind_tbl_size; i++)
12302 rss_indir[i] = i % kinfo->rss_size;
12303
12304 ret = hclge_set_rss(handle, rss_indir, NULL, 0);
12305 if (ret)
12306 dev_err(&hdev->pdev->dev, "set rss indir table fail, ret=%d\n",
12307 ret);
12308
12309 kfree(rss_indir);
12310
12311 out:
12312 if (!ret)
12313 dev_info(&hdev->pdev->dev,
12314 "Channels changed, rss_size from %u to %u, tqps from %u to %u",
12315 cur_rss_size, kinfo->rss_size,
12316 cur_tqps, kinfo->rss_size * kinfo->tc_info.num_tc);
12317
12318 return ret;
12319 }
12320
hclge_set_led_status(struct hclge_dev *hdev, u8 locate_led_status)12321 static int hclge_set_led_status(struct hclge_dev *hdev, u8 locate_led_status)
12322 {
12323 struct hclge_set_led_state_cmd *req;
12324 struct hclge_desc desc;
12325 int ret;
12326
12327 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_LED_STATUS_CFG, false);
12328
12329 req = (struct hclge_set_led_state_cmd *)desc.data;
12330 hnae3_set_field(req->locate_led_config, HCLGE_LED_LOCATE_STATE_M,
12331 HCLGE_LED_LOCATE_STATE_S, locate_led_status);
12332
12333 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
12334 if (ret)
12335 dev_err(&hdev->pdev->dev,
12336 "Send set led state cmd error, ret =%d\n", ret);
12337
12338 return ret;
12339 }
12340
12341 enum hclge_led_status {
12342 HCLGE_LED_OFF,
12343 HCLGE_LED_ON,
12344 HCLGE_LED_NO_CHANGE = 0xFF,
12345 };
12346
hclge_set_led_id(struct hnae3_handle *handle, enum ethtool_phys_id_state status)12347 static int hclge_set_led_id(struct hnae3_handle *handle,
12348 enum ethtool_phys_id_state status)
12349 {
12350 struct hclge_vport *vport = hclge_get_vport(handle);
12351 struct hclge_dev *hdev = vport->back;
12352
12353 switch (status) {
12354 case ETHTOOL_ID_ACTIVE:
12355 return hclge_set_led_status(hdev, HCLGE_LED_ON);
12356 case ETHTOOL_ID_INACTIVE:
12357 return hclge_set_led_status(hdev, HCLGE_LED_OFF);
12358 default:
12359 return -EINVAL;
12360 }
12361 }
12362
hclge_get_link_mode(struct hnae3_handle *handle, unsigned long *supported, unsigned long *advertising)12363 static void hclge_get_link_mode(struct hnae3_handle *handle,
12364 unsigned long *supported,
12365 unsigned long *advertising)
12366 {
12367 unsigned int size = BITS_TO_LONGS(__ETHTOOL_LINK_MODE_MASK_NBITS);
12368 struct hclge_vport *vport = hclge_get_vport(handle);
12369 struct hclge_dev *hdev = vport->back;
12370 unsigned int idx = 0;
12371
12372 for (; idx < size; idx++) {
12373 supported[idx] = hdev->hw.mac.supported[idx];
12374 advertising[idx] = hdev->hw.mac.advertising[idx];
12375 }
12376 }
12377
hclge_gro_en(struct hnae3_handle *handle, bool enable)12378 static int hclge_gro_en(struct hnae3_handle *handle, bool enable)
12379 {
12380 struct hclge_vport *vport = hclge_get_vport(handle);
12381 struct hclge_dev *hdev = vport->back;
12382 bool gro_en_old = hdev->gro_en;
12383 int ret;
12384
12385 hdev->gro_en = enable;
12386 ret = hclge_config_gro(hdev);
12387 if (ret)
12388 hdev->gro_en = gro_en_old;
12389
12390 return ret;
12391 }
12392
hclge_sync_vport_promisc_mode(struct hclge_vport *vport)12393 static int hclge_sync_vport_promisc_mode(struct hclge_vport *vport)
12394 {
12395 struct hnae3_handle *handle = &vport->nic;
12396 struct hclge_dev *hdev = vport->back;
12397 bool uc_en = false;
12398 bool mc_en = false;
12399 u8 tmp_flags;
12400 bool bc_en;
12401 int ret;
12402
12403 if (vport->last_promisc_flags != vport->overflow_promisc_flags) {
12404 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state);
12405 vport->last_promisc_flags = vport->overflow_promisc_flags;
12406 }
12407
12408 if (!test_and_clear_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE,
12409 &vport->state))
12410 return 0;
12411
12412 /* for PF */
12413 if (!vport->vport_id) {
12414 tmp_flags = handle->netdev_flags | vport->last_promisc_flags;
12415 ret = hclge_set_promisc_mode(handle, tmp_flags & HNAE3_UPE,
12416 tmp_flags & HNAE3_MPE);
12417 if (!ret)
12418 set_bit(HCLGE_VPORT_STATE_VLAN_FLTR_CHANGE,
12419 &vport->state);
12420 else
12421 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE,
12422 &vport->state);
12423 return ret;
12424 }
12425
12426 /* for VF */
12427 if (vport->vf_info.trusted) {
12428 uc_en = vport->vf_info.request_uc_en > 0 ||
12429 vport->overflow_promisc_flags & HNAE3_OVERFLOW_UPE;
12430 mc_en = vport->vf_info.request_mc_en > 0 ||
12431 vport->overflow_promisc_flags & HNAE3_OVERFLOW_MPE;
12432 }
12433 bc_en = vport->vf_info.request_bc_en > 0;
12434
12435 ret = hclge_cmd_set_promisc_mode(hdev, vport->vport_id, uc_en,
12436 mc_en, bc_en);
12437 if (ret) {
12438 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state);
12439 return ret;
12440 }
12441 hclge_set_vport_vlan_fltr_change(vport);
12442
12443 return 0;
12444 }
12445
hclge_sync_promisc_mode(struct hclge_dev *hdev)12446 static void hclge_sync_promisc_mode(struct hclge_dev *hdev)
12447 {
12448 struct hclge_vport *vport;
12449 int ret;
12450 u16 i;
12451
12452 for (i = 0; i < hdev->num_alloc_vport; i++) {
12453 vport = &hdev->vport[i];
12454
12455 ret = hclge_sync_vport_promisc_mode(vport);
12456 if (ret)
12457 return;
12458 }
12459 }
12460
hclge_module_existed(struct hclge_dev *hdev)12461 static bool hclge_module_existed(struct hclge_dev *hdev)
12462 {
12463 struct hclge_desc desc;
12464 u32 existed;
12465 int ret;
12466
12467 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_GET_SFP_EXIST, true);
12468 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
12469 if (ret) {
12470 dev_err(&hdev->pdev->dev,
12471 "failed to get SFP exist state, ret = %d\n", ret);
12472 return false;
12473 }
12474
12475 existed = le32_to_cpu(desc.data[0]);
12476
12477 return existed != 0;
12478 }
12479
12480 /* need 6 bds(total 140 bytes) in one reading
12481 * return the number of bytes actually read, 0 means read failed.
12482 */
hclge_get_sfp_eeprom_info(struct hclge_dev *hdev, u32 offset, u32 len, u8 *data)12483 static u16 hclge_get_sfp_eeprom_info(struct hclge_dev *hdev, u32 offset,
12484 u32 len, u8 *data)
12485 {
12486 struct hclge_desc desc[HCLGE_SFP_INFO_CMD_NUM];
12487 struct hclge_sfp_info_bd0_cmd *sfp_info_bd0;
12488 u16 read_len;
12489 u16 copy_len;
12490 int ret;
12491 int i;
12492
12493 /* setup all 6 bds to read module eeprom info. */
12494 for (i = 0; i < HCLGE_SFP_INFO_CMD_NUM; i++) {
12495 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_GET_SFP_EEPROM,
12496 true);
12497
12498 /* bd0~bd4 need next flag */
12499 if (i < HCLGE_SFP_INFO_CMD_NUM - 1)
12500 desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
12501 }
12502
12503 /* setup bd0, this bd contains offset and read length. */
12504 sfp_info_bd0 = (struct hclge_sfp_info_bd0_cmd *)desc[0].data;
12505 sfp_info_bd0->offset = cpu_to_le16((u16)offset);
12506 read_len = min_t(u16, len, HCLGE_SFP_INFO_MAX_LEN);
12507 sfp_info_bd0->read_len = cpu_to_le16(read_len);
12508
12509 ret = hclge_cmd_send(&hdev->hw, desc, i);
12510 if (ret) {
12511 dev_err(&hdev->pdev->dev,
12512 "failed to get SFP eeprom info, ret = %d\n", ret);
12513 return 0;
12514 }
12515
12516 /* copy sfp info from bd0 to out buffer. */
12517 copy_len = min_t(u16, len, HCLGE_SFP_INFO_BD0_LEN);
12518 memcpy(data, sfp_info_bd0->data, copy_len);
12519 read_len = copy_len;
12520
12521 /* copy sfp info from bd1~bd5 to out buffer if needed. */
12522 for (i = 1; i < HCLGE_SFP_INFO_CMD_NUM; i++) {
12523 if (read_len >= len)
12524 return read_len;
12525
12526 copy_len = min_t(u16, len - read_len, HCLGE_SFP_INFO_BDX_LEN);
12527 memcpy(data + read_len, desc[i].data, copy_len);
12528 read_len += copy_len;
12529 }
12530
12531 return read_len;
12532 }
12533
hclge_get_module_eeprom(struct hnae3_handle *handle, u32 offset, u32 len, u8 *data)12534 static int hclge_get_module_eeprom(struct hnae3_handle *handle, u32 offset,
12535 u32 len, u8 *data)
12536 {
12537 struct hclge_vport *vport = hclge_get_vport(handle);
12538 struct hclge_dev *hdev = vport->back;
12539 u32 read_len = 0;
12540 u16 data_len;
12541
12542 if (hdev->hw.mac.media_type != HNAE3_MEDIA_TYPE_FIBER)
12543 return -EOPNOTSUPP;
12544
12545 if (!hclge_module_existed(hdev))
12546 return -ENXIO;
12547
12548 while (read_len < len) {
12549 data_len = hclge_get_sfp_eeprom_info(hdev,
12550 offset + read_len,
12551 len - read_len,
12552 data + read_len);
12553 if (!data_len)
12554 return -EIO;
12555
12556 read_len += data_len;
12557 }
12558
12559 return 0;
12560 }
12561
hclge_get_link_diagnosis_info(struct hnae3_handle *handle, u32 *status_code)12562 static int hclge_get_link_diagnosis_info(struct hnae3_handle *handle,
12563 u32 *status_code)
12564 {
12565 struct hclge_vport *vport = hclge_get_vport(handle);
12566 struct hclge_dev *hdev = vport->back;
12567 struct hclge_desc desc;
12568 int ret;
12569
12570 if (hdev->ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2)
12571 return -EOPNOTSUPP;
12572
12573 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_LINK_DIAGNOSIS, true);
12574 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
12575 if (ret) {
12576 dev_err(&hdev->pdev->dev,
12577 "failed to query link diagnosis info, ret = %d\n", ret);
12578 return ret;
12579 }
12580
12581 *status_code = le32_to_cpu(desc.data[0]);
12582 return 0;
12583 }
12584
12585 /* After disable sriov, VF still has some config and info need clean,
12586 * which configed by PF.
12587 */
hclge_clear_vport_vf_info(struct hclge_vport *vport, int vfid)12588 static void hclge_clear_vport_vf_info(struct hclge_vport *vport, int vfid)
12589 {
12590 struct hclge_dev *hdev = vport->back;
12591 struct hclge_vlan_info vlan_info;
12592 int ret;
12593
12594 clear_bit(HCLGE_VPORT_STATE_INITED, &vport->state);
12595 clear_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state);
12596 vport->need_notify = 0;
12597 vport->mps = 0;
12598
12599 /* after disable sriov, clean VF rate configured by PF */
12600 ret = hclge_tm_qs_shaper_cfg(vport, 0);
12601 if (ret)
12602 dev_err(&hdev->pdev->dev,
12603 "failed to clean vf%d rate config, ret = %d\n",
12604 vfid, ret);
12605
12606 vlan_info.vlan_tag = 0;
12607 vlan_info.qos = 0;
12608 vlan_info.vlan_proto = ETH_P_8021Q;
12609 ret = hclge_update_port_base_vlan_cfg(vport,
12610 HNAE3_PORT_BASE_VLAN_DISABLE,
12611 &vlan_info);
12612 if (ret)
12613 dev_err(&hdev->pdev->dev,
12614 "failed to clean vf%d port base vlan, ret = %d\n",
12615 vfid, ret);
12616
12617 ret = hclge_set_vf_spoofchk_hw(hdev, vport->vport_id, false);
12618 if (ret)
12619 dev_err(&hdev->pdev->dev,
12620 "failed to clean vf%d spoof config, ret = %d\n",
12621 vfid, ret);
12622
12623 memset(&vport->vf_info, 0, sizeof(vport->vf_info));
12624 }
12625
hclge_clean_vport_config(struct hnae3_ae_dev *ae_dev, int num_vfs)12626 static void hclge_clean_vport_config(struct hnae3_ae_dev *ae_dev, int num_vfs)
12627 {
12628 struct hclge_dev *hdev = ae_dev->priv;
12629 struct hclge_vport *vport;
12630 int i;
12631
12632 for (i = 0; i < num_vfs; i++) {
12633 vport = &hdev->vport[i + HCLGE_VF_VPORT_START_NUM];
12634
12635 hclge_clear_vport_vf_info(vport, i);
12636 }
12637 }
12638
hclge_get_dscp_prio(struct hnae3_handle *h, u8 dscp, u8 *tc_mode, u8 *priority)12639 static int hclge_get_dscp_prio(struct hnae3_handle *h, u8 dscp, u8 *tc_mode,
12640 u8 *priority)
12641 {
12642 struct hclge_vport *vport = hclge_get_vport(h);
12643
12644 if (dscp >= HNAE3_MAX_DSCP)
12645 return -EINVAL;
12646
12647 if (tc_mode)
12648 *tc_mode = vport->nic.kinfo.tc_map_mode;
12649 if (priority)
12650 *priority = vport->nic.kinfo.dscp_prio[dscp] == HNAE3_PRIO_ID_INVALID ? 0 :
12651 vport->nic.kinfo.dscp_prio[dscp];
12652
12653 return 0;
12654 }
12655
12656 static const struct hnae3_ae_ops hclge_ops = {
12657 .init_ae_dev = hclge_init_ae_dev,
12658 .uninit_ae_dev = hclge_uninit_ae_dev,
12659 .reset_prepare = hclge_reset_prepare_general,
12660 .reset_done = hclge_reset_done,
12661 .init_client_instance = hclge_init_client_instance,
12662 .uninit_client_instance = hclge_uninit_client_instance,
12663 .map_ring_to_vector = hclge_map_ring_to_vector,
12664 .unmap_ring_from_vector = hclge_unmap_ring_frm_vector,
12665 .get_vector = hclge_get_vector,
12666 .put_vector = hclge_put_vector,
12667 .set_promisc_mode = hclge_set_promisc_mode,
12668 .request_update_promisc_mode = hclge_request_update_promisc_mode,
12669 .set_loopback = hclge_set_loopback,
12670 .start = hclge_ae_start,
12671 .stop = hclge_ae_stop,
12672 .client_start = hclge_client_start,
12673 .client_stop = hclge_client_stop,
12674 .get_status = hclge_get_status,
12675 .get_ksettings_an_result = hclge_get_ksettings_an_result,
12676 .cfg_mac_speed_dup_h = hclge_cfg_mac_speed_dup_h,
12677 .get_media_type = hclge_get_media_type,
12678 .check_port_speed = hclge_check_port_speed,
12679 .get_fec_stats = hclge_get_fec_stats,
12680 .get_fec = hclge_get_fec,
12681 .set_fec = hclge_set_fec,
12682 .get_rss_key_size = hclge_comm_get_rss_key_size,
12683 .get_rss = hclge_get_rss,
12684 .set_rss = hclge_set_rss,
12685 .set_rss_tuple = hclge_set_rss_tuple,
12686 .get_rss_tuple = hclge_get_rss_tuple,
12687 .get_tc_size = hclge_get_tc_size,
12688 .get_mac_addr = hclge_get_mac_addr,
12689 .set_mac_addr = hclge_set_mac_addr,
12690 .do_ioctl = hclge_do_ioctl,
12691 .add_uc_addr = hclge_add_uc_addr,
12692 .rm_uc_addr = hclge_rm_uc_addr,
12693 .add_mc_addr = hclge_add_mc_addr,
12694 .rm_mc_addr = hclge_rm_mc_addr,
12695 .set_autoneg = hclge_set_autoneg,
12696 .get_autoneg = hclge_get_autoneg,
12697 .restart_autoneg = hclge_restart_autoneg,
12698 .halt_autoneg = hclge_halt_autoneg,
12699 .get_pauseparam = hclge_get_pauseparam,
12700 .set_pauseparam = hclge_set_pauseparam,
12701 .set_mtu = hclge_set_mtu,
12702 .reset_queue = hclge_reset_tqp,
12703 .get_stats = hclge_get_stats,
12704 .get_mac_stats = hclge_get_mac_stat,
12705 .update_stats = hclge_update_stats,
12706 .get_strings = hclge_get_strings,
12707 .get_sset_count = hclge_get_sset_count,
12708 .get_fw_version = hclge_get_fw_version,
12709 .get_mdix_mode = hclge_get_mdix_mode,
12710 .enable_vlan_filter = hclge_enable_vlan_filter,
12711 .set_vlan_filter = hclge_set_vlan_filter,
12712 .set_vf_vlan_filter = hclge_set_vf_vlan_filter,
12713 .enable_hw_strip_rxvtag = hclge_en_hw_strip_rxvtag,
12714 .reset_event = hclge_reset_event,
12715 .get_reset_level = hclge_get_reset_level,
12716 .set_default_reset_request = hclge_set_def_reset_request,
12717 .get_tqps_and_rss_info = hclge_get_tqps_and_rss_info,
12718 .set_channels = hclge_set_channels,
12719 .get_channels = hclge_get_channels,
12720 .get_regs_len = hclge_get_regs_len,
12721 .get_regs = hclge_get_regs,
12722 .set_led_id = hclge_set_led_id,
12723 .get_link_mode = hclge_get_link_mode,
12724 .add_fd_entry = hclge_add_fd_entry,
12725 .del_fd_entry = hclge_del_fd_entry,
12726 .get_fd_rule_cnt = hclge_get_fd_rule_cnt,
12727 .get_fd_rule_info = hclge_get_fd_rule_info,
12728 .get_fd_all_rules = hclge_get_all_rules,
12729 .enable_fd = hclge_enable_fd,
12730 .add_arfs_entry = hclge_add_fd_entry_by_arfs,
12731 .dbg_read_cmd = hclge_dbg_read_cmd,
12732 .handle_hw_ras_error = hclge_handle_hw_ras_error,
12733 .get_hw_reset_stat = hclge_get_hw_reset_stat,
12734 .ae_dev_resetting = hclge_ae_dev_resetting,
12735 .ae_dev_reset_cnt = hclge_ae_dev_reset_cnt,
12736 .set_gro_en = hclge_gro_en,
12737 .get_global_queue_id = hclge_covert_handle_qid_global,
12738 .set_timer_task = hclge_set_timer_task,
12739 .mac_connect_phy = hclge_mac_connect_phy,
12740 .mac_disconnect_phy = hclge_mac_disconnect_phy,
12741 .get_vf_config = hclge_get_vf_config,
12742 .set_vf_link_state = hclge_set_vf_link_state,
12743 .set_vf_spoofchk = hclge_set_vf_spoofchk,
12744 .set_vf_trust = hclge_set_vf_trust,
12745 .set_vf_rate = hclge_set_vf_rate,
12746 .set_vf_mac = hclge_set_vf_mac,
12747 .get_module_eeprom = hclge_get_module_eeprom,
12748 .get_cmdq_stat = hclge_get_cmdq_stat,
12749 .add_cls_flower = hclge_add_cls_flower,
12750 .del_cls_flower = hclge_del_cls_flower,
12751 .cls_flower_active = hclge_is_cls_flower_active,
12752 .get_phy_link_ksettings = hclge_get_phy_link_ksettings,
12753 .set_phy_link_ksettings = hclge_set_phy_link_ksettings,
12754 .set_tx_hwts_info = hclge_ptp_set_tx_info,
12755 .get_rx_hwts = hclge_ptp_get_rx_hwts,
12756 .get_ts_info = hclge_ptp_get_ts_info,
12757 .get_link_diagnosis_info = hclge_get_link_diagnosis_info,
12758 .clean_vf_config = hclge_clean_vport_config,
12759 .get_dscp_prio = hclge_get_dscp_prio,
12760 .get_wol = hclge_get_wol,
12761 .set_wol = hclge_set_wol,
12762 };
12763
12764 static struct hnae3_ae_algo ae_algo = {
12765 .ops = &hclge_ops,
12766 .pdev_id_table = ae_algo_pci_tbl,
12767 };
12768
hclge_init(void)12769 static int __init hclge_init(void)
12770 {
12771 pr_info("%s is initializing\n", HCLGE_NAME);
12772
12773 hclge_wq = alloc_workqueue("%s", WQ_UNBOUND, 0, HCLGE_NAME);
12774 if (!hclge_wq) {
12775 pr_err("%s: failed to create workqueue\n", HCLGE_NAME);
12776 return -ENOMEM;
12777 }
12778
12779 hnae3_register_ae_algo(&ae_algo);
12780
12781 return 0;
12782 }
12783
hclge_exit(void)12784 static void __exit hclge_exit(void)
12785 {
12786 hnae3_unregister_ae_algo_prepare(&ae_algo);
12787 hnae3_unregister_ae_algo(&ae_algo);
12788 destroy_workqueue(hclge_wq);
12789 }
12790 module_init(hclge_init);
12791 module_exit(hclge_exit);
12792
12793 MODULE_LICENSE("GPL");
12794 MODULE_AUTHOR("Huawei Tech. Co., Ltd.");
12795 MODULE_DESCRIPTION("HCLGE Driver");
12796 MODULE_VERSION(HCLGE_MOD_VERSION);
12797