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 26 struct 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) 40 int ath10k_thermal_register(struct ath10k *ar); 41 void ath10k_thermal_unregister(struct ath10k *ar); 42 void ath10k_thermal_event_temperature(struct ath10k *ar, int temperature); 43 void ath10k_thermal_set_throttling(struct ath10k *ar); 44 #else 45 static inline int ath10k_thermal_register(struct ath10k *ar) 46 { 47 return 0; 48 } 49 50 static inline void ath10k_thermal_unregister(struct ath10k *ar) 51 { 52 } 53 54 static inline void ath10k_thermal_event_temperature(struct ath10k *ar, 55 int temperature) 56 { 57 } 58 59 static inline void ath10k_thermal_set_throttling(struct ath10k *ar) 60 { 61 } 62 63 #endif 64 #endif /* _THERMAL_ */ 65