drivers/net/wireless/ath/ath11k/thermal.h

   1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
   2 /*
   3  * Copyright (c) 2020 The Linux Foundation. All rights reserved.
   4  */
   5
   6 #ifndef _ATH11K_THERMAL_
   7 #define _ATH11K_THERMAL_
   8
   9 #define ATH11K_THERMAL_TEMP_LOW_MARK -100
  10 #define ATH11K_THERMAL_TEMP_HIGH_MARK 150
  11 #define ATH11K_THERMAL_THROTTLE_MAX     100
  12 #define ATH11K_THERMAL_DEFAULT_DUTY_CYCLE 100
  13 #define ATH11K_HWMON_NAME_LEN           15
  14 #define ATH11K_THERMAL_SYNC_TIMEOUT_HZ (5 * HZ)
  15
  16 struct ath11k_thermal {
  17         struct thermal_cooling_device *cdev;
  18         struct completion wmi_sync;
  19
  20         /* protected by conf_mutex */
  21         u32 throttle_state;
  22         /* temperature value in Celcius degree
  23          * protected by data_lock
  24          */
  25         int temperature;
  26 };
  27
  28 #if IS_REACHABLE(CONFIG_THERMAL)
  29 int ath11k_thermal_register(struct ath11k_base *sc);
  30 void ath11k_thermal_unregister(struct ath11k_base *sc);
  31 int ath11k_thermal_set_throttling(struct ath11k *ar, u32 throttle_state);
  32 void ath11k_thermal_event_temperature(struct ath11k *ar, int temperature);
  33 #else
  34 static inline int ath11k_thermal_register(struct ath11k_base *sc)
  35 {
  36         return 0;
  37 }
  38
  39 static inline void ath11k_thermal_unregister(struct ath11k_base *sc)
  40 {
  41 }
  42
  43 static inline int ath11k_thermal_set_throttling(struct ath11k *ar, u32 throttle_state)
  44 {
  45         return 0;
  46 }
  47
  48 static inline void ath11k_thermal_event_temperature(struct ath11k *ar,
  49                                                     int temperature)
  50 {
  51 }
  52
  53 #endif
  54 #endif /* _ATH11K_THERMAL_ */