LXR linux/drivers/net/wireless/ath/ath10k/thermal.h

   1/*
   2 * Copyright (c) 2014 Qualcomm Atheros, Inc.
   3 *
   4 * Permission to use, copy, modify, and/or distribute this software for any
   5 * purpose with or without fee is hereby granted, provided that the above
   6 * copyright notice and this permission notice appear in all copies.
   7 *
   8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15 */
  16#ifndef _THERMAL_
  17#define _THERMAL_
  18
  19#define ATH10K_QUIET_PERIOD_DEFAULT     100
  20#define ATH10K_QUIET_PERIOD_MIN         25
  21#define ATH10K_QUIET_START_OFFSET       10
  22#define ATH10K_HWMON_NAME_LEN           15
  23#define ATH10K_THERMAL_SYNC_TIMEOUT_HZ (5 * HZ)
  24#define ATH10K_THERMAL_THROTTLE_MAX     100
  25
  26struct ath10k_thermal {
  27        struct thermal_cooling_device *cdev;
  28        struct completion wmi_sync;
  29
  30        /* protected by conf_mutex */
  31        u32 throttle_state;
  32        u32 quiet_period;
  33        /* temperature value in Celcius degree
  34         * protected by data_lock
  35         */
  36        int temperature;
  37};
  38
  39#if IS_REACHABLE(CONFIG_THERMAL)
  40int ath10k_thermal_register(struct ath10k *ar);
  41void ath10k_thermal_unregister(struct ath10k *ar);
  42void ath10k_thermal_event_temperature(struct ath10k *ar, int temperature);
  43void ath10k_thermal_set_throttling(struct ath10k *ar);
  44#else
  45static inline int ath10k_thermal_register(struct ath10k *ar)
  46{
  47        return 0;
  48}
  49
  50static inline void ath10k_thermal_unregister(struct ath10k *ar)
  51{
  52}
  53
  54static inline void ath10k_thermal_event_temperature(struct ath10k *ar,
  55                                                    int temperature)
  56{
  57}
  58
  59static inline void ath10k_thermal_set_throttling(struct ath10k *ar)
  60{
  61}
  62
  63#endif
  64#endif /* _THERMAL_ */
  65