| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright (c) 2020 MediaTek Inc. |
| */ |
| |
| #ifndef _WIFI_COOLING_H |
| #define _WIFI_COOLING_H |
| |
| #include <linux/thermal.h> |
| |
| /*=========================================================== |
| * Macro Definitions |
| *=========================================================== |
| */ |
| #define WIFI_COOLING_UNLIMITED_STATE (0) |
| #define MAX_WIFI_COOLER_NAME_LEN (20) |
| /*connsys has 5 thermal throttle levels */ |
| #define WIFI_COOLING_MAX_STATE (5) |
| /*================================================== |
| * Type Definitions |
| *================================================== |
| */ |
| |
| /** |
| * struct wifi_cooling_device - data for wifi cooling device |
| * @name: naming string for this cooling device |
| * @target_state: target cooling state which is set in set_cur_state() |
| * callback. |
| * @max_state: maximum state supported for this cooling device |
| * @cdev: thermal_cooling_device pointer to keep track of the |
| * registered cooling device. |
| * @throttle: callback function to handle throttle request |
| * @dev: device node pointer |
| */ |
| struct wifi_cooling_device { |
| char name[MAX_WIFI_COOLER_NAME_LEN]; |
| unsigned long target_state; |
| unsigned long max_state; |
| struct thermal_cooling_device *cdev; |
| struct device *dev; |
| const struct wifi_cooling_platform_data *throttle; |
| }; |
| |
| |
| /** |
| * struct wifi_cooling_platform_data - wifi cooler platform dependent data |
| * @state_to_wifi_limit: callback function set cooling state Level |
| */ |
| struct wifi_cooling_platform_data { |
| int (*state_to_wifi_limit)(struct wifi_cooling_device *wifi_cdev); |
| }; |
| #endif |
