1/*
2 * Copyright 2013 Cisco Systems, Inc.  All rights reserved.
3 *
4 * This program is free software; you may redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
9 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
10 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
11 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
12 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
13 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
14 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
15 * SOFTWARE.
16 */
17#ifndef _FNIC_STATS_H_
18#define _FNIC_STATS_H_
19
20struct stats_timestamps {
21	struct timespec64 last_reset_time;
22	struct timespec64 last_read_time;
23};
24
25struct io_path_stats {
26	atomic64_t active_ios;
27	atomic64_t max_active_ios;
28	atomic64_t io_completions;
29	atomic64_t io_failures;
30	atomic64_t ioreq_null;
31	atomic64_t alloc_failures;
32	atomic64_t sc_null;
33	atomic64_t io_not_found;
34	atomic64_t num_ios;
35	atomic64_t io_btw_0_to_10_msec;
36	atomic64_t io_btw_10_to_100_msec;
37	atomic64_t io_btw_100_to_500_msec;
38	atomic64_t io_btw_500_to_5000_msec;
39	atomic64_t io_btw_5000_to_10000_msec;
40	atomic64_t io_btw_10000_to_30000_msec;
41	atomic64_t io_greater_than_30000_msec;
42	atomic64_t current_max_io_time;
43};
44
45struct abort_stats {
46	atomic64_t aborts;
47	atomic64_t abort_failures;
48	atomic64_t abort_drv_timeouts;
49	atomic64_t abort_fw_timeouts;
50	atomic64_t abort_io_not_found;
51	atomic64_t abort_issued_btw_0_to_6_sec;
52	atomic64_t abort_issued_btw_6_to_20_sec;
53	atomic64_t abort_issued_btw_20_to_30_sec;
54	atomic64_t abort_issued_btw_30_to_40_sec;
55	atomic64_t abort_issued_btw_40_to_50_sec;
56	atomic64_t abort_issued_btw_50_to_60_sec;
57	atomic64_t abort_issued_greater_than_60_sec;
58};
59
60struct terminate_stats {
61	atomic64_t terminates;
62	atomic64_t max_terminates;
63	atomic64_t terminate_drv_timeouts;
64	atomic64_t terminate_fw_timeouts;
65	atomic64_t terminate_io_not_found;
66	atomic64_t terminate_failures;
67};
68
69struct reset_stats {
70	atomic64_t device_resets;
71	atomic64_t device_reset_failures;
72	atomic64_t device_reset_aborts;
73	atomic64_t device_reset_timeouts;
74	atomic64_t device_reset_terminates;
75	atomic64_t fw_resets;
76	atomic64_t fw_reset_completions;
77	atomic64_t fw_reset_failures;
78	atomic64_t fnic_resets;
79	atomic64_t fnic_reset_completions;
80	atomic64_t fnic_reset_failures;
81};
82
83struct fw_stats {
84	atomic64_t active_fw_reqs;
85	atomic64_t max_fw_reqs;
86	atomic64_t fw_out_of_resources;
87	atomic64_t io_fw_errs;
88};
89
90struct vlan_stats {
91	atomic64_t vlan_disc_reqs;
92	atomic64_t resp_withno_vlanID;
93	atomic64_t sol_expiry_count;
94	atomic64_t flogi_rejects;
95};
96
97struct misc_stats {
98	u64 last_isr_time;
99	u64 last_ack_time;
100	atomic64_t max_isr_jiffies;
101	atomic64_t max_isr_time_ms;
102	atomic64_t corr_work_done;
103	atomic64_t isr_count;
104	atomic64_t max_cq_entries;
105	atomic64_t ack_index_out_of_range;
106	atomic64_t data_count_mismatch;
107	atomic64_t fcpio_timeout;
108	atomic64_t fcpio_aborted;
109	atomic64_t sgl_invalid;
110	atomic64_t mss_invalid;
111	atomic64_t abts_cpwq_alloc_failures;
112	atomic64_t devrst_cpwq_alloc_failures;
113	atomic64_t io_cpwq_alloc_failures;
114	atomic64_t no_icmnd_itmf_cmpls;
115	atomic64_t check_condition;
116	atomic64_t queue_fulls;
117	atomic64_t rport_not_ready;
118	atomic64_t frame_errors;
119	atomic64_t current_port_speed;
120};
121
122struct fnic_stats {
123	struct stats_timestamps stats_timestamps;
124	struct io_path_stats io_stats;
125	struct abort_stats abts_stats;
126	struct terminate_stats term_stats;
127	struct reset_stats reset_stats;
128	struct fw_stats fw_stats;
129	struct vlan_stats vlan_stats;
130	struct misc_stats misc_stats;
131};
132
133struct stats_debug_info {
134	char *debug_buffer;
135	void *i_private;
136	int buf_size;
137	int buffer_len;
138};
139
140int fnic_get_stats_data(struct stats_debug_info *, struct fnic_stats *);
141void fnic_stats_debugfs_init(struct fnic *);
142void fnic_stats_debugfs_remove(struct fnic *);
143#endif /* _FNIC_STATS_H_ */
144