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 *sc);
31 void ath11k_thermal_unregister(struct ath11k_base *sc);
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
ath11k_thermal_register(struct ath11k_base * sc)35 static inline int ath11k_thermal_register(struct ath11k_base *sc)
36 {
37 	return 0;
38 }
39 
ath11k_thermal_unregister(struct ath11k_base * sc)40 static inline void ath11k_thermal_unregister(struct ath11k_base *sc)
41 {
42 }
43 
ath11k_thermal_set_throttling(struct ath11k * ar,u32 throttle_state)44 static inline int ath11k_thermal_set_throttling(struct ath11k *ar, u32 throttle_state)
45 {
46 	return 0;
47 }
48 
ath11k_thermal_event_temperature(struct ath11k * ar,int temperature)49 static inline void ath11k_thermal_event_temperature(struct ath11k *ar,
50 						    int temperature)
51 {
52 }
53 
54 #endif
55 #endif /* _ATH11K_THERMAL_ */
56