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  * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
   5  */
   6
   7 #ifndef _ATH11K_THERMAL_
   8 #define _ATH11K_THERMAL_
   9
  10 #define ATH11K_THERMAL_TEMP_LOW_MARK -100
  11 #define ATH11K_THERMAL_TEMP_HIGH_MARK 150
  12 #define ATH11K_THERMAL_THROTTLE_MAX     100
  13 #define ATH11K_THERMAL_DEFAULT_DUTY_CYCLE 100
  14 #define ATH11K_HWMON_NAME_LEN           15
  15 #define ATH11K_THERMAL_SYNC_TIMEOUT_HZ (5 * HZ)
  16
  17 struct ath11k_thermal {
  18         struct thermal_cooling_device *cdev;
  19         struct completion wmi_sync;
  20
  21         /* protected by conf_mutex */
  22         u32 throttle_state;
  23         /* temperature value in Celsius degree
  24          * protected by data_lock
  25          */
  26         int temperature;
  27 };
  28
  29 #if IS_REACHABLE(CONFIG_THERMAL)
  30 int ath11k_thermal_register(struct ath11k_base *ab);
  31 void ath11k_thermal_unregister(struct ath11k_base *ab);
  32 int ath11k_thermal_set_throttling(struct ath11k *ar, u32 throttle_state);
  33 void ath11k_thermal_event_temperature(struct ath11k *ar, int temperature);
  34 #else
  35 static inline int ath11k_thermal_register(struct ath11k_base *ab)
  36 {
  37         return 0;
  38 }
  39
  40 static inline void ath11k_thermal_unregister(struct ath11k_base *ab)
  41 {
  42 }
  43
  44 static inline int ath11k_thermal_set_throttling(struct ath11k *ar, u32 throttle_state)
  45 {
  46         return 0;
  47 }
  48
  49 static inline void ath11k_thermal_event_temperature(struct ath11k *ar,
  50                                                     int temperature)
  51 {
  52 }
  53
  54 #endif
  55 #endif /* _ATH11K_THERMAL_ */