LXR linux/drivers/net/wireless/ath/ath9k/dfs

   1/*
   2 * Copyright (c) 2008-2011 Atheros Communications Inc.
   3 * Copyright (c) 2011 Neratec Solutions AG
   4 *
   5 * Permission to use, copy, modify, and/or distribute this software for any
   6 * purpose with or without fee is hereby granted, provided that the above
   7 * copyright notice and this permission notice appear in all copies.
   8 *
   9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16 */
  17
  18
  19#ifndef ATH9K_DFS_DEBUG_H
  20#define ATH9K_DFS_DEBUG_H
  21
  22#include "hw.h"
  23
  24/**
  25 * struct ath_dfs_stats - DFS Statistics per wiphy
  26 * @pulses_total:     pulses reported by HW
  27 * @pulses_no_dfs:    pulses wrongly reported as DFS
  28 * @pulses_detected:  pulses detected so far
  29 * @datalen_discards: pulses discarded due to invalid datalen
  30 * @rssi_discards:    pulses discarded due to invalid RSSI
  31 * @bwinfo_discards:  pulses discarded due to invalid BW info
  32 * @pri_phy_errors:   pulses reported for primary channel
  33 * @ext_phy_errors:   pulses reported for extension channel
  34 * @dc_phy_errors:    pulses reported for primary + extension channel
  35 * @pulses_processed: pulses forwarded to detector
  36 * @radar_detected:   radars detected
  37 */
  38struct ath_dfs_stats {
  39        /* pulse stats */
  40        u32 pulses_total;
  41        u32 pulses_no_dfs;
  42        u32 pulses_detected;
  43        u32 datalen_discards;
  44        u32 rssi_discards;
  45        u32 bwinfo_discards;
  46        u32 pri_phy_errors;
  47        u32 ext_phy_errors;
  48        u32 dc_phy_errors;
  49        /* pattern detection stats */
  50        u32 pulses_processed;
  51        u32 radar_detected;
  52};
  53
  54/**
  55 * struct ath_dfs_pool_stats - DFS Statistics for global pools
  56 */
  57struct ath_dfs_pool_stats {
  58        u32 pool_reference;
  59        u32 pulse_allocated;
  60        u32 pulse_alloc_error;
  61        u32 pulse_used;
  62        u32 pseq_allocated;
  63        u32 pseq_alloc_error;
  64        u32 pseq_used;
  65};
  66#if defined(CONFIG_ATH9K_DFS_DEBUGFS)
  67
  68#define DFS_STAT_INC(sc, c) (sc->debug.stats.dfs_stats.c++)
  69void ath9k_dfs_init_debug(struct ath_softc *sc);
  70
  71#define DFS_POOL_STAT_INC(c) (global_dfs_pool_stats.c++)
  72#define DFS_POOL_STAT_DEC(c) (global_dfs_pool_stats.c--)
  73extern struct ath_dfs_pool_stats global_dfs_pool_stats;
  74
  75#else
  76
  77#define DFS_STAT_INC(sc, c) do { } while (0)
  78static inline void ath9k_dfs_init_debug(struct ath_softc *sc) { }
  79
  80#define DFS_POOL_STAT_INC(c) do { } while (0)
  81#define DFS_POOL_STAT_DEC(c) do { } while (0)
  82#endif /* CONFIG_ATH9K_DFS_DEBUGFS */
  83
  84#endif /* ATH9K_DFS_DEBUG_H */
  85