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#ifdef 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