xref: /openbmc/linux/drivers/scsi/fnic/fnic_stats.h (revision 9cfc5c90)
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 struct io_path_stats {
20 	atomic64_t active_ios;
21 	atomic64_t max_active_ios;
22 	atomic64_t io_completions;
23 	atomic64_t io_failures;
24 	atomic64_t ioreq_null;
25 	atomic64_t alloc_failures;
26 	atomic64_t sc_null;
27 	atomic64_t io_not_found;
28 	atomic64_t num_ios;
29 };
30 
31 struct abort_stats {
32 	atomic64_t aborts;
33 	atomic64_t abort_failures;
34 	atomic64_t abort_drv_timeouts;
35 	atomic64_t abort_fw_timeouts;
36 	atomic64_t abort_io_not_found;
37 };
38 
39 struct terminate_stats {
40 	atomic64_t terminates;
41 	atomic64_t max_terminates;
42 	atomic64_t terminate_drv_timeouts;
43 	atomic64_t terminate_fw_timeouts;
44 	atomic64_t terminate_io_not_found;
45 	atomic64_t terminate_failures;
46 };
47 
48 struct reset_stats {
49 	atomic64_t device_resets;
50 	atomic64_t device_reset_failures;
51 	atomic64_t device_reset_aborts;
52 	atomic64_t device_reset_timeouts;
53 	atomic64_t device_reset_terminates;
54 	atomic64_t fw_resets;
55 	atomic64_t fw_reset_completions;
56 	atomic64_t fw_reset_failures;
57 	atomic64_t fnic_resets;
58 	atomic64_t fnic_reset_completions;
59 	atomic64_t fnic_reset_failures;
60 };
61 
62 struct fw_stats {
63 	atomic64_t active_fw_reqs;
64 	atomic64_t max_fw_reqs;
65 	atomic64_t fw_out_of_resources;
66 	atomic64_t io_fw_errs;
67 };
68 
69 struct vlan_stats {
70 	atomic64_t vlan_disc_reqs;
71 	atomic64_t resp_withno_vlanID;
72 	atomic64_t sol_expiry_count;
73 	atomic64_t flogi_rejects;
74 };
75 
76 struct misc_stats {
77 	u64 last_isr_time;
78 	u64 last_ack_time;
79 	atomic64_t isr_count;
80 	atomic64_t max_cq_entries;
81 	atomic64_t ack_index_out_of_range;
82 	atomic64_t data_count_mismatch;
83 	atomic64_t fcpio_timeout;
84 	atomic64_t fcpio_aborted;
85 	atomic64_t sgl_invalid;
86 	atomic64_t mss_invalid;
87 	atomic64_t abts_cpwq_alloc_failures;
88 	atomic64_t devrst_cpwq_alloc_failures;
89 	atomic64_t io_cpwq_alloc_failures;
90 	atomic64_t no_icmnd_itmf_cmpls;
91 	atomic64_t queue_fulls;
92 	atomic64_t rport_not_ready;
93 	atomic64_t frame_errors;
94 };
95 
96 struct fnic_stats {
97 	struct io_path_stats io_stats;
98 	struct abort_stats abts_stats;
99 	struct terminate_stats term_stats;
100 	struct reset_stats reset_stats;
101 	struct fw_stats fw_stats;
102 	struct vlan_stats vlan_stats;
103 	struct misc_stats misc_stats;
104 };
105 
106 struct stats_debug_info {
107 	char *debug_buffer;
108 	void *i_private;
109 	int buf_size;
110 	int buffer_len;
111 };
112 
113 int fnic_get_stats_data(struct stats_debug_info *, struct fnic_stats *);
114 int fnic_stats_debugfs_init(struct fnic *);
115 void fnic_stats_debugfs_remove(struct fnic *);
116 #endif /* _FNIC_STATS_H_ */
117