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kernel/linux-rt-4.4.41/drivers/scsi/fnic/fnic_stats.h 3.07 KB
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  /*
   * Copyright 2013 Cisco Systems, Inc.  All rights reserved.
   *
   * This program is free software; you may redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; version 2 of the License.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
   * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
   * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
   * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   */
  #ifndef _FNIC_STATS_H_
  #define _FNIC_STATS_H_
  struct io_path_stats {
  	atomic64_t active_ios;
  	atomic64_t max_active_ios;
  	atomic64_t io_completions;
  	atomic64_t io_failures;
  	atomic64_t ioreq_null;
  	atomic64_t alloc_failures;
  	atomic64_t sc_null;
  	atomic64_t io_not_found;
  	atomic64_t num_ios;
  };
  
  struct abort_stats {
  	atomic64_t aborts;
  	atomic64_t abort_failures;
  	atomic64_t abort_drv_timeouts;
  	atomic64_t abort_fw_timeouts;
  	atomic64_t abort_io_not_found;
  };
  
  struct terminate_stats {
  	atomic64_t terminates;
  	atomic64_t max_terminates;
  	atomic64_t terminate_drv_timeouts;
  	atomic64_t terminate_fw_timeouts;
  	atomic64_t terminate_io_not_found;
  	atomic64_t terminate_failures;
  };
  
  struct reset_stats {
  	atomic64_t device_resets;
  	atomic64_t device_reset_failures;
  	atomic64_t device_reset_aborts;
  	atomic64_t device_reset_timeouts;
  	atomic64_t device_reset_terminates;
  	atomic64_t fw_resets;
  	atomic64_t fw_reset_completions;
  	atomic64_t fw_reset_failures;
  	atomic64_t fnic_resets;
  	atomic64_t fnic_reset_completions;
  	atomic64_t fnic_reset_failures;
  };
  
  struct fw_stats {
  	atomic64_t active_fw_reqs;
  	atomic64_t max_fw_reqs;
  	atomic64_t fw_out_of_resources;
  	atomic64_t io_fw_errs;
  };
  
  struct vlan_stats {
  	atomic64_t vlan_disc_reqs;
  	atomic64_t resp_withno_vlanID;
  	atomic64_t sol_expiry_count;
  	atomic64_t flogi_rejects;
  };
  
  struct misc_stats {
  	u64 last_isr_time;
  	u64 last_ack_time;
  	atomic64_t isr_count;
  	atomic64_t max_cq_entries;
  	atomic64_t ack_index_out_of_range;
  	atomic64_t data_count_mismatch;
  	atomic64_t fcpio_timeout;
  	atomic64_t fcpio_aborted;
  	atomic64_t sgl_invalid;
  	atomic64_t mss_invalid;
  	atomic64_t abts_cpwq_alloc_failures;
  	atomic64_t devrst_cpwq_alloc_failures;
  	atomic64_t io_cpwq_alloc_failures;
  	atomic64_t no_icmnd_itmf_cmpls;
  	atomic64_t queue_fulls;
  	atomic64_t rport_not_ready;
  	atomic64_t frame_errors;
  };
  
  struct fnic_stats {
  	struct io_path_stats io_stats;
  	struct abort_stats abts_stats;
  	struct terminate_stats term_stats;
  	struct reset_stats reset_stats;
  	struct fw_stats fw_stats;
  	struct vlan_stats vlan_stats;
  	struct misc_stats misc_stats;
  };
  
  struct stats_debug_info {
  	char *debug_buffer;
  	void *i_private;
  	int buf_size;
  	int buffer_len;
  };
  
  int fnic_get_stats_data(struct stats_debug_info *, struct fnic_stats *);
  int fnic_stats_debugfs_init(struct fnic *);
  void fnic_stats_debugfs_remove(struct fnic *);
  #endif /* _FNIC_STATS_H_ */