xref: /openbmc/linux/drivers/scsi/fnic/fnic_stats.h (revision e15a5365)
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 
20 struct stats_timestamps {
21 	struct timespec64 last_reset_time;
22 	struct timespec64 last_read_time;
23 };
24 
25 struct 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 
45 struct 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 
60 struct 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 
69 struct 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 
83 struct 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 
90 struct 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 
97 struct 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 
122 struct 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 
133 struct stats_debug_info {
134 	char *debug_buffer;
135 	void *i_private;
136 	int buf_size;
137 	int buffer_len;
138 };
139 
140 int fnic_get_stats_data(struct stats_debug_info *, struct fnic_stats *);
141 void fnic_stats_debugfs_init(struct fnic *);
142 void fnic_stats_debugfs_remove(struct fnic *);
143 #endif /* _FNIC_STATS_H_ */
144