scsi/fnic/fnic_stats.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /* Copyright 2013 Cisco Systems, Inc.  All rights reserved. */
0003 #ifndef _FNIC_STATS_H_
0004 #define _FNIC_STATS_H_
0005
0006 struct stats_timestamps {
0007     struct timespec64 last_reset_time;
0008     struct timespec64 last_read_time;
0009 };
0010
0011 struct io_path_stats {
0012     atomic64_t active_ios;
0013     atomic64_t max_active_ios;
0014     atomic64_t io_completions;
0015     atomic64_t io_failures;
0016     atomic64_t ioreq_null;
0017     atomic64_t alloc_failures;
0018     atomic64_t sc_null;
0019     atomic64_t io_not_found;
0020     atomic64_t num_ios;
0021     atomic64_t io_btw_0_to_10_msec;
0022     atomic64_t io_btw_10_to_100_msec;
0023     atomic64_t io_btw_100_to_500_msec;
0024     atomic64_t io_btw_500_to_5000_msec;
0025     atomic64_t io_btw_5000_to_10000_msec;
0026     atomic64_t io_btw_10000_to_30000_msec;
0027     atomic64_t io_greater_than_30000_msec;
0028     atomic64_t current_max_io_time;
0029 };
0030
0031 struct abort_stats {
0032     atomic64_t aborts;
0033     atomic64_t abort_failures;
0034     atomic64_t abort_drv_timeouts;
0035     atomic64_t abort_fw_timeouts;
0036     atomic64_t abort_io_not_found;
0037     atomic64_t abort_issued_btw_0_to_6_sec;
0038     atomic64_t abort_issued_btw_6_to_20_sec;
0039     atomic64_t abort_issued_btw_20_to_30_sec;
0040     atomic64_t abort_issued_btw_30_to_40_sec;
0041     atomic64_t abort_issued_btw_40_to_50_sec;
0042     atomic64_t abort_issued_btw_50_to_60_sec;
0043     atomic64_t abort_issued_greater_than_60_sec;
0044 };
0045
0046 struct terminate_stats {
0047     atomic64_t terminates;
0048     atomic64_t max_terminates;
0049     atomic64_t terminate_drv_timeouts;
0050     atomic64_t terminate_fw_timeouts;
0051     atomic64_t terminate_io_not_found;
0052     atomic64_t terminate_failures;
0053 };
0054
0055 struct reset_stats {
0056     atomic64_t device_resets;
0057     atomic64_t device_reset_failures;
0058     atomic64_t device_reset_aborts;
0059     atomic64_t device_reset_timeouts;
0060     atomic64_t device_reset_terminates;
0061     atomic64_t fw_resets;
0062     atomic64_t fw_reset_completions;
0063     atomic64_t fw_reset_failures;
0064     atomic64_t fnic_resets;
0065     atomic64_t fnic_reset_completions;
0066     atomic64_t fnic_reset_failures;
0067 };
0068
0069 struct fw_stats {
0070     atomic64_t active_fw_reqs;
0071     atomic64_t max_fw_reqs;
0072     atomic64_t fw_out_of_resources;
0073     atomic64_t io_fw_errs;
0074 };
0075
0076 struct vlan_stats {
0077     atomic64_t vlan_disc_reqs;
0078     atomic64_t resp_withno_vlanID;
0079     atomic64_t sol_expiry_count;
0080     atomic64_t flogi_rejects;
0081 };
0082
0083 struct misc_stats {
0084     u64 last_isr_time;
0085     u64 last_ack_time;
0086     atomic64_t max_isr_jiffies;
0087     atomic64_t max_isr_time_ms;
0088     atomic64_t corr_work_done;
0089     atomic64_t isr_count;
0090     atomic64_t max_cq_entries;
0091     atomic64_t ack_index_out_of_range;
0092     atomic64_t data_count_mismatch;
0093     atomic64_t fcpio_timeout;
0094     atomic64_t fcpio_aborted;
0095     atomic64_t sgl_invalid;
0096     atomic64_t mss_invalid;
0097     atomic64_t abts_cpwq_alloc_failures;
0098     atomic64_t devrst_cpwq_alloc_failures;
0099     atomic64_t io_cpwq_alloc_failures;
0100     atomic64_t no_icmnd_itmf_cmpls;
0101     atomic64_t check_condition;
0102     atomic64_t queue_fulls;
0103     atomic64_t rport_not_ready;
0104     atomic64_t frame_errors;
0105     atomic64_t current_port_speed;
0106 };
0107
0108 struct fnic_stats {
0109     struct stats_timestamps stats_timestamps;
0110     struct io_path_stats io_stats;
0111     struct abort_stats abts_stats;
0112     struct terminate_stats term_stats;
0113     struct reset_stats reset_stats;
0114     struct fw_stats fw_stats;
0115     struct vlan_stats vlan_stats;
0116     struct misc_stats misc_stats;
0117 };
0118
0119 struct stats_debug_info {
0120     char *debug_buffer;
0121     void *i_private;
0122     int buf_size;
0123     int buffer_len;
0124 };
0125
0126 int fnic_get_stats_data(struct stats_debug_info *, struct fnic_stats *);
0127 void fnic_stats_debugfs_init(struct fnic *);
0128 void fnic_stats_debugfs_remove(struct fnic *);
0129 #endif /* _FNIC_STATS_H_ */