1/* SPDX-License-Identifier: GPL-2.0+ */
2// Copyright (c) 2016-2017 Hisilicon Limited.
3
4#ifndef __HNS3_ENET_H
5#define __HNS3_ENET_H
6
7#include <linux/if_vlan.h>
8
9#include "hnae3.h"
10
11enum hns3_nic_state {
12	HNS3_NIC_STATE_TESTING,
13	HNS3_NIC_STATE_RESETTING,
14	HNS3_NIC_STATE_INITED,
15	HNS3_NIC_STATE_DOWN,
16	HNS3_NIC_STATE_DISABLED,
17	HNS3_NIC_STATE_REMOVING,
18	HNS3_NIC_STATE_SERVICE_INITED,
19	HNS3_NIC_STATE_SERVICE_SCHED,
20	HNS3_NIC_STATE2_RESET_REQUESTED,
21	HNS3_NIC_STATE_MAX
22};
23
24#define HNS3_RING_RX_RING_BASEADDR_L_REG	0x00000
25#define HNS3_RING_RX_RING_BASEADDR_H_REG	0x00004
26#define HNS3_RING_RX_RING_BD_NUM_REG		0x00008
27#define HNS3_RING_RX_RING_BD_LEN_REG		0x0000C
28#define HNS3_RING_RX_RING_TAIL_REG		0x00018
29#define HNS3_RING_RX_RING_HEAD_REG		0x0001C
30#define HNS3_RING_RX_RING_FBDNUM_REG		0x00020
31#define HNS3_RING_RX_RING_PKTNUM_RECORD_REG	0x0002C
32
33#define HNS3_RING_TX_RING_BASEADDR_L_REG	0x00040
34#define HNS3_RING_TX_RING_BASEADDR_H_REG	0x00044
35#define HNS3_RING_TX_RING_BD_NUM_REG		0x00048
36#define HNS3_RING_TX_RING_TC_REG		0x00050
37#define HNS3_RING_TX_RING_TAIL_REG		0x00058
38#define HNS3_RING_TX_RING_HEAD_REG		0x0005C
39#define HNS3_RING_TX_RING_FBDNUM_REG		0x00060
40#define HNS3_RING_TX_RING_OFFSET_REG		0x00064
41#define HNS3_RING_TX_RING_EBDNUM_REG		0x00068
42#define HNS3_RING_TX_RING_PKTNUM_RECORD_REG	0x0006C
43#define HNS3_RING_TX_RING_EBD_OFFSET_REG	0x00070
44#define HNS3_RING_TX_RING_BD_ERR_REG		0x00074
45#define HNS3_RING_EN_REG			0x00090
46#define HNS3_RING_RX_EN_REG			0x00098
47#define HNS3_RING_TX_EN_REG			0x000D4
48
49#define HNS3_RX_HEAD_SIZE			256
50
51#define HNS3_TX_TIMEOUT (5 * HZ)
52#define HNS3_RING_NAME_LEN			16
53#define HNS3_BUFFER_SIZE_2048			2048
54#define HNS3_RING_MAX_PENDING			32760
55#define HNS3_RING_MIN_PENDING			72
56#define HNS3_RING_BD_MULTIPLE			8
57/* max frame size of mac */
58#define HNS3_MAC_MAX_FRAME			9728
59#define HNS3_MAX_MTU \
60	(HNS3_MAC_MAX_FRAME - (ETH_HLEN + ETH_FCS_LEN + 2 * VLAN_HLEN))
61
62#define HNS3_BD_SIZE_512_TYPE			0
63#define HNS3_BD_SIZE_1024_TYPE			1
64#define HNS3_BD_SIZE_2048_TYPE			2
65#define HNS3_BD_SIZE_4096_TYPE			3
66
67#define HNS3_RX_FLAG_VLAN_PRESENT		0x1
68#define HNS3_RX_FLAG_L3ID_IPV4			0x0
69#define HNS3_RX_FLAG_L3ID_IPV6			0x1
70#define HNS3_RX_FLAG_L4ID_UDP			0x0
71#define HNS3_RX_FLAG_L4ID_TCP			0x1
72
73#define HNS3_RXD_DMAC_S				0
74#define HNS3_RXD_DMAC_M				(0x3 << HNS3_RXD_DMAC_S)
75#define HNS3_RXD_VLAN_S				2
76#define HNS3_RXD_VLAN_M				(0x3 << HNS3_RXD_VLAN_S)
77#define HNS3_RXD_L3ID_S				4
78#define HNS3_RXD_L3ID_M				(0xf << HNS3_RXD_L3ID_S)
79#define HNS3_RXD_L4ID_S				8
80#define HNS3_RXD_L4ID_M				(0xf << HNS3_RXD_L4ID_S)
81#define HNS3_RXD_FRAG_B				12
82#define HNS3_RXD_STRP_TAGP_S			13
83#define HNS3_RXD_STRP_TAGP_M			(0x3 << HNS3_RXD_STRP_TAGP_S)
84
85#define HNS3_RXD_L2E_B				16
86#define HNS3_RXD_L3E_B				17
87#define HNS3_RXD_L4E_B				18
88#define HNS3_RXD_TRUNCAT_B			19
89#define HNS3_RXD_HOI_B				20
90#define HNS3_RXD_DOI_B				21
91#define HNS3_RXD_OL3E_B				22
92#define HNS3_RXD_OL4E_B				23
93#define HNS3_RXD_GRO_COUNT_S			24
94#define HNS3_RXD_GRO_COUNT_M			(0x3f << HNS3_RXD_GRO_COUNT_S)
95#define HNS3_RXD_GRO_FIXID_B			30
96#define HNS3_RXD_GRO_ECN_B			31
97
98#define HNS3_RXD_ODMAC_S			0
99#define HNS3_RXD_ODMAC_M			(0x3 << HNS3_RXD_ODMAC_S)
100#define HNS3_RXD_OVLAN_S			2
101#define HNS3_RXD_OVLAN_M			(0x3 << HNS3_RXD_OVLAN_S)
102#define HNS3_RXD_OL3ID_S			4
103#define HNS3_RXD_OL3ID_M			(0xf << HNS3_RXD_OL3ID_S)
104#define HNS3_RXD_OL4ID_S			8
105#define HNS3_RXD_OL4ID_M			(0xf << HNS3_RXD_OL4ID_S)
106#define HNS3_RXD_FBHI_S				12
107#define HNS3_RXD_FBHI_M				(0x3 << HNS3_RXD_FBHI_S)
108#define HNS3_RXD_FBLI_S				14
109#define HNS3_RXD_FBLI_M				(0x3 << HNS3_RXD_FBLI_S)
110
111#define HNS3_RXD_BDTYPE_S			0
112#define HNS3_RXD_BDTYPE_M			(0xf << HNS3_RXD_BDTYPE_S)
113#define HNS3_RXD_VLD_B				4
114#define HNS3_RXD_UDP0_B				5
115#define HNS3_RXD_EXTEND_B			7
116#define HNS3_RXD_FE_B				8
117#define HNS3_RXD_LUM_B				9
118#define HNS3_RXD_CRCP_B				10
119#define HNS3_RXD_L3L4P_B			11
120#define HNS3_RXD_TSIND_S			12
121#define HNS3_RXD_TSIND_M			(0x7 << HNS3_RXD_TSIND_S)
122#define HNS3_RXD_LKBK_B				15
123#define HNS3_RXD_GRO_SIZE_S			16
124#define HNS3_RXD_GRO_SIZE_M			(0x3fff << HNS3_RXD_GRO_SIZE_S)
125
126#define HNS3_TXD_L3T_S				0
127#define HNS3_TXD_L3T_M				(0x3 << HNS3_TXD_L3T_S)
128#define HNS3_TXD_L4T_S				2
129#define HNS3_TXD_L4T_M				(0x3 << HNS3_TXD_L4T_S)
130#define HNS3_TXD_L3CS_B				4
131#define HNS3_TXD_L4CS_B				5
132#define HNS3_TXD_VLAN_B				6
133#define HNS3_TXD_TSO_B				7
134
135#define HNS3_TXD_L2LEN_S			8
136#define HNS3_TXD_L2LEN_M			(0xff << HNS3_TXD_L2LEN_S)
137#define HNS3_TXD_L3LEN_S			16
138#define HNS3_TXD_L3LEN_M			(0xff << HNS3_TXD_L3LEN_S)
139#define HNS3_TXD_L4LEN_S			24
140#define HNS3_TXD_L4LEN_M			(0xff << HNS3_TXD_L4LEN_S)
141
142#define HNS3_TXD_OL3T_S				0
143#define HNS3_TXD_OL3T_M				(0x3 << HNS3_TXD_OL3T_S)
144#define HNS3_TXD_OVLAN_B			2
145#define HNS3_TXD_MACSEC_B			3
146#define HNS3_TXD_TUNTYPE_S			4
147#define HNS3_TXD_TUNTYPE_M			(0xf << HNS3_TXD_TUNTYPE_S)
148
149#define HNS3_TXD_BDTYPE_S			0
150#define HNS3_TXD_BDTYPE_M			(0xf << HNS3_TXD_BDTYPE_S)
151#define HNS3_TXD_FE_B				4
152#define HNS3_TXD_SC_S				5
153#define HNS3_TXD_SC_M				(0x3 << HNS3_TXD_SC_S)
154#define HNS3_TXD_EXTEND_B			7
155#define HNS3_TXD_VLD_B				8
156#define HNS3_TXD_RI_B				9
157#define HNS3_TXD_RA_B				10
158#define HNS3_TXD_TSYN_B				11
159#define HNS3_TXD_DECTTL_S			12
160#define HNS3_TXD_DECTTL_M			(0xf << HNS3_TXD_DECTTL_S)
161
162#define HNS3_TXD_MSS_S				0
163#define HNS3_TXD_MSS_M				(0x3fff << HNS3_TXD_MSS_S)
164
165#define HNS3_VECTOR_TX_IRQ			BIT_ULL(0)
166#define HNS3_VECTOR_RX_IRQ			BIT_ULL(1)
167
168#define HNS3_VECTOR_NOT_INITED			0
169#define HNS3_VECTOR_INITED			1
170
171#define HNS3_MAX_BD_SIZE			65535
172#define HNS3_MAX_TSO_BD_NUM			63U
173#define HNS3_MAX_TSO_SIZE			1048576U
174#define HNS3_MAX_NON_TSO_SIZE			9728U
175
176
177#define HNS3_VECTOR_GL0_OFFSET			0x100
178#define HNS3_VECTOR_GL1_OFFSET			0x200
179#define HNS3_VECTOR_GL2_OFFSET			0x300
180#define HNS3_VECTOR_RL_OFFSET			0x900
181#define HNS3_VECTOR_RL_EN_B			6
182
183#define HNS3_RING_EN_B				0
184
185enum hns3_pkt_l2t_type {
186	HNS3_L2_TYPE_UNICAST,
187	HNS3_L2_TYPE_MULTICAST,
188	HNS3_L2_TYPE_BROADCAST,
189	HNS3_L2_TYPE_INVALID,
190};
191
192enum hns3_pkt_l3t_type {
193	HNS3_L3T_NONE,
194	HNS3_L3T_IPV6,
195	HNS3_L3T_IPV4,
196	HNS3_L3T_RESERVED
197};
198
199enum hns3_pkt_l4t_type {
200	HNS3_L4T_UNKNOWN,
201	HNS3_L4T_TCP,
202	HNS3_L4T_UDP,
203	HNS3_L4T_SCTP
204};
205
206enum hns3_pkt_ol3t_type {
207	HNS3_OL3T_NONE,
208	HNS3_OL3T_IPV6,
209	HNS3_OL3T_IPV4_NO_CSUM,
210	HNS3_OL3T_IPV4_CSUM
211};
212
213enum hns3_pkt_tun_type {
214	HNS3_TUN_NONE,
215	HNS3_TUN_MAC_IN_UDP,
216	HNS3_TUN_NVGRE,
217	HNS3_TUN_OTHER
218};
219
220/* hardware spec ring buffer format */
221struct __packed hns3_desc {
222	__le64 addr;
223	union {
224		struct {
225			__le16 vlan_tag;
226			__le16 send_size;
227			union {
228				__le32 type_cs_vlan_tso_len;
229				struct {
230					__u8 type_cs_vlan_tso;
231					__u8 l2_len;
232					__u8 l3_len;
233					__u8 l4_len;
234				};
235			};
236			__le16 outer_vlan_tag;
237			__le16 tv;
238
239		union {
240			__le32 ol_type_vlan_len_msec;
241			struct {
242				__u8 ol_type_vlan_msec;
243				__u8 ol2_len;
244				__u8 ol3_len;
245				__u8 ol4_len;
246			};
247		};
248
249			__le32 paylen;
250			__le16 bdtp_fe_sc_vld_ra_ri;
251			__le16 mss;
252		} tx;
253
254		struct {
255			__le32 l234_info;
256			__le16 pkt_len;
257			__le16 size;
258
259			__le32 rss_hash;
260			__le16 fd_id;
261			__le16 vlan_tag;
262
263			union {
264				__le32 ol_info;
265				struct {
266					__le16 o_dm_vlan_id_fb;
267					__le16 ot_vlan_tag;
268				};
269			};
270
271			__le32 bd_base_info;
272		} rx;
273	};
274};
275
276struct hns3_desc_cb {
277	dma_addr_t dma; /* dma address of this desc */
278	void *buf;      /* cpu addr for a desc */
279
280	/* priv data for the desc, e.g. skb when use with ip stack */
281	void *priv;
282	u32 page_offset;
283	u32 length;     /* length of the buffer */
284
285	u16 reuse_flag;
286	u16 refill;
287
288	/* desc type, used by the ring user to mark the type of the priv data */
289	u16 type;
290	u16 pagecnt_bias;
291};
292
293enum hns3_pkt_l3type {
294	HNS3_L3_TYPE_IPV4,
295	HNS3_L3_TYPE_IPV6,
296	HNS3_L3_TYPE_ARP,
297	HNS3_L3_TYPE_RARP,
298	HNS3_L3_TYPE_IPV4_OPT,
299	HNS3_L3_TYPE_IPV6_EXT,
300	HNS3_L3_TYPE_LLDP,
301	HNS3_L3_TYPE_BPDU,
302	HNS3_L3_TYPE_MAC_PAUSE,
303	HNS3_L3_TYPE_PFC_PAUSE,/* 0x9*/
304
305	/* reserved for 0xA~0xB */
306
307	HNS3_L3_TYPE_CNM = 0xc,
308
309	/* reserved for 0xD~0xE */
310
311	HNS3_L3_TYPE_PARSE_FAIL	= 0xf /* must be last */
312};
313
314enum hns3_pkt_l4type {
315	HNS3_L4_TYPE_UDP,
316	HNS3_L4_TYPE_TCP,
317	HNS3_L4_TYPE_GRE,
318	HNS3_L4_TYPE_SCTP,
319	HNS3_L4_TYPE_IGMP,
320	HNS3_L4_TYPE_ICMP,
321
322	/* reserved for 0x6~0xE */
323
324	HNS3_L4_TYPE_PARSE_FAIL	= 0xf /* must be last */
325};
326
327enum hns3_pkt_ol3type {
328	HNS3_OL3_TYPE_IPV4 = 0,
329	HNS3_OL3_TYPE_IPV6,
330	/* reserved for 0x2~0x3 */
331	HNS3_OL3_TYPE_IPV4_OPT = 4,
332	HNS3_OL3_TYPE_IPV6_EXT,
333
334	/* reserved for 0x6~0xE */
335
336	HNS3_OL3_TYPE_PARSE_FAIL = 0xf	/* must be last */
337};
338
339enum hns3_pkt_ol4type {
340	HNS3_OL4_TYPE_NO_TUN,
341	HNS3_OL4_TYPE_MAC_IN_UDP,
342	HNS3_OL4_TYPE_NVGRE,
343	HNS3_OL4_TYPE_UNKNOWN
344};
345
346struct ring_stats {
347	u64 sw_err_cnt;
348	u64 seg_pkt_cnt;
349	union {
350		struct {
351			u64 tx_pkts;
352			u64 tx_bytes;
353			u64 tx_more;
354			u64 restart_queue;
355			u64 tx_busy;
356			u64 tx_copy;
357			u64 tx_vlan_err;
358			u64 tx_l4_proto_err;
359			u64 tx_l2l3l4_err;
360			u64 tx_tso_err;
361			u64 over_max_recursion;
362			u64 hw_limitation;
363		};
364		struct {
365			u64 rx_pkts;
366			u64 rx_bytes;
367			u64 rx_err_cnt;
368			u64 reuse_pg_cnt;
369			u64 err_pkt_len;
370			u64 err_bd_num;
371			u64 l2_err;
372			u64 l3l4_csum_err;
373			u64 rx_multicast;
374			u64 non_reuse_pg;
375		};
376	};
377};
378
379struct hns3_enet_ring {
380	struct hns3_desc *desc; /* dma map address space */
381	struct hns3_desc_cb *desc_cb;
382	struct hns3_enet_ring *next;
383	struct hns3_enet_tqp_vector *tqp_vector;
384	struct hnae3_queue *tqp;
385	int queue_index;
386	struct device *dev; /* will be used for DMA mapping of descriptors */
387
388	/* statistic */
389	struct ring_stats stats;
390	struct u64_stats_sync syncp;
391
392	dma_addr_t desc_dma_addr;
393	u32 buf_size;       /* size for hnae_desc->addr, preset by AE */
394	u16 desc_num;       /* total number of desc */
395	int next_to_use;    /* idx of next spare desc */
396
397	/* idx of lastest sent desc, the ring is empty when equal to
398	 * next_to_use
399	 */
400	int next_to_clean;
401	union {
402		int last_to_use;	/* last idx used by xmit */
403		u32 pull_len;		/* memcpy len for current rx packet */
404	};
405	u32 frag_num;
406	void *va; /* first buffer address for current packet */
407
408	u32 flag;          /* ring attribute */
409
410	int pending_buf;
411	struct sk_buff *skb;
412	struct sk_buff *tail_skb;
413} ____cacheline_internodealigned_in_smp;
414
415enum hns3_flow_level_range {
416	HNS3_FLOW_LOW = 0,
417	HNS3_FLOW_MID = 1,
418	HNS3_FLOW_HIGH = 2,
419	HNS3_FLOW_ULTRA = 3,
420};
421
422#define HNS3_INT_GL_MAX			0x1FE0
423#define HNS3_INT_GL_50K			0x0014
424#define HNS3_INT_GL_20K			0x0032
425#define HNS3_INT_GL_18K			0x0036
426#define HNS3_INT_GL_8K			0x007C
427
428#define HNS3_INT_RL_MAX			0x00EC
429#define HNS3_INT_RL_ENABLE_MASK		0x40
430
431struct hns3_enet_coalesce {
432	u16 int_gl;
433	u8 gl_adapt_enable;
434	enum hns3_flow_level_range flow_level;
435};
436
437struct hns3_enet_ring_group {
438	/* array of pointers to rings */
439	struct hns3_enet_ring *ring;
440	u64 total_bytes;	/* total bytes processed this group */
441	u64 total_packets;	/* total packets processed this group */
442	u16 count;
443	struct hns3_enet_coalesce coal;
444};
445
446struct hns3_enet_tqp_vector {
447	struct hnae3_handle *handle;
448	u8 __iomem *mask_addr;
449	int vector_irq;
450	int irq_init_flag;
451
452	u16 idx;		/* index in the TQP vector array per handle. */
453
454	struct napi_struct napi;
455
456	struct hns3_enet_ring_group rx_group;
457	struct hns3_enet_ring_group tx_group;
458
459	cpumask_t affinity_mask;
460	u16 num_tqps;	/* total number of tqps in TQP vector */
461	struct irq_affinity_notify affinity_notify;
462
463	char name[HNAE3_INT_NAME_LEN];
464
465	unsigned long last_jiffies;
466} ____cacheline_internodealigned_in_smp;
467
468struct hns3_nic_priv {
469	struct hnae3_handle *ae_handle;
470	struct net_device *netdev;
471	struct device *dev;
472
473	/**
474	 * the cb for nic to manage the ring buffer, the first half of the
475	 * array is for tx_ring and vice versa for the second half
476	 */
477	struct hns3_enet_ring *ring;
478	struct hns3_enet_tqp_vector *tqp_vector;
479	u16 vector_num;
480	u8 max_non_tso_bd_num;
481
482	u64 tx_timeout_count;
483
484	unsigned long state;
485
486	struct hns3_enet_coalesce tx_coal;
487	struct hns3_enet_coalesce rx_coal;
488};
489
490union l3_hdr_info {
491	struct iphdr *v4;
492	struct ipv6hdr *v6;
493	unsigned char *hdr;
494};
495
496union l4_hdr_info {
497	struct tcphdr *tcp;
498	struct udphdr *udp;
499	struct gre_base_hdr *gre;
500	unsigned char *hdr;
501};
502
503struct hns3_hw_error_info {
504	enum hnae3_hw_error_type type;
505	const char *msg;
506};
507
508static inline int ring_space(struct hns3_enet_ring *ring)
509{
510	/* This smp_load_acquire() pairs with smp_store_release() in
511	 * hns3_nic_reclaim_one_desc called by hns3_clean_tx_ring.
512	 */
513	int begin = smp_load_acquire(&ring->next_to_clean);
514	int end = READ_ONCE(ring->next_to_use);
515
516	return ((end >= begin) ? (ring->desc_num - end + begin) :
517			(begin - end)) - 1;
518}
519
520static inline u32 hns3_read_reg(void __iomem *base, u32 reg)
521{
522	return readl(base + reg);
523}
524
525static inline void hns3_write_reg(void __iomem *base, u32 reg, u32 value)
526{
527	u8 __iomem *reg_addr = READ_ONCE(base);
528
529	writel(value, reg_addr + reg);
530}
531
532#define hns3_read_dev(a, reg) \
533	hns3_read_reg((a)->io_base, (reg))
534
535static inline bool hns3_nic_resetting(struct net_device *netdev)
536{
537	struct hns3_nic_priv *priv = netdev_priv(netdev);
538
539	return test_bit(HNS3_NIC_STATE_RESETTING, &priv->state);
540}
541
542#define hns3_write_dev(a, reg, value) \
543	hns3_write_reg((a)->io_base, (reg), (value))
544
545#define ring_to_dev(ring) ((ring)->dev)
546
547#define ring_to_netdev(ring)	((ring)->tqp_vector->napi.dev)
548
549#define ring_to_dma_dir(ring) (HNAE3_IS_TX_RING(ring) ? \
550	DMA_TO_DEVICE : DMA_FROM_DEVICE)
551
552#define hns3_buf_size(_ring) ((_ring)->buf_size)
553
554static inline unsigned int hns3_page_order(struct hns3_enet_ring *ring)
555{
556#if (PAGE_SIZE < 8192)
557	if (ring->buf_size > (PAGE_SIZE / 2))
558		return 1;
559#endif
560	return 0;
561}
562
563#define hns3_page_size(_ring) (PAGE_SIZE << hns3_page_order(_ring))
564
565/* iterator for handling rings in ring group */
566#define hns3_for_each_ring(pos, head) \
567	for (pos = (head).ring; pos; pos = pos->next)
568
569#define hns3_get_handle(ndev) \
570	(((struct hns3_nic_priv *)netdev_priv(ndev))->ae_handle)
571
572#define hns3_gl_usec_to_reg(int_gl) (int_gl >> 1)
573#define hns3_gl_round_down(int_gl) round_down(int_gl, 2)
574
575#define hns3_rl_usec_to_reg(int_rl) (int_rl >> 2)
576#define hns3_rl_round_down(int_rl) round_down(int_rl, 4)
577
578void hns3_ethtool_set_ops(struct net_device *netdev);
579int hns3_set_channels(struct net_device *netdev,
580		      struct ethtool_channels *ch);
581
582void hns3_clean_tx_ring(struct hns3_enet_ring *ring, int budget);
583int hns3_init_all_ring(struct hns3_nic_priv *priv);
584int hns3_uninit_all_ring(struct hns3_nic_priv *priv);
585int hns3_nic_reset_all_ring(struct hnae3_handle *h);
586void hns3_fini_ring(struct hns3_enet_ring *ring);
587netdev_tx_t hns3_nic_net_xmit(struct sk_buff *skb, struct net_device *netdev);
588bool hns3_is_phys_func(struct pci_dev *pdev);
589int hns3_clean_rx_ring(
590		struct hns3_enet_ring *ring, int budget,
591		void (*rx_fn)(struct hns3_enet_ring *, struct sk_buff *));
592
593void hns3_set_vector_coalesce_rx_gl(struct hns3_enet_tqp_vector *tqp_vector,
594				    u32 gl_value);
595void hns3_set_vector_coalesce_tx_gl(struct hns3_enet_tqp_vector *tqp_vector,
596				    u32 gl_value);
597void hns3_set_vector_coalesce_rl(struct hns3_enet_tqp_vector *tqp_vector,
598				 u32 rl_value);
599
600void hns3_enable_vlan_filter(struct net_device *netdev, bool enable);
601void hns3_request_update_promisc_mode(struct hnae3_handle *handle);
602
603#ifdef CONFIG_HNS3_DCB
604void hns3_dcbnl_setup(struct hnae3_handle *handle);
605#else
606static inline void hns3_dcbnl_setup(struct hnae3_handle *handle) {}
607#endif
608
609void hns3_dbg_init(struct hnae3_handle *handle);
610void hns3_dbg_uninit(struct hnae3_handle *handle);
611void hns3_dbg_register_debugfs(const char *debugfs_dir_name);
612void hns3_dbg_unregister_debugfs(void);
613void hns3_shinfo_pack(struct skb_shared_info *shinfo, __u32 *size);
614#endif
615