[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / linux / gpio-fan.h

/*
 * include/linux/gpio-fan.h
 *
 * Platform data structure for GPIO fan driver
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2.  This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
 */

#ifndef __LINUX_GPIO_FAN_H
#define __LINUX_GPIO_FAN_H

struct gpio_fan_alarm {
	unsigned	gpio;
	unsigned	active_low;
};

struct gpio_fan_speed {
	int rpm;
	int ctrl_val;
};

struct gpio_fan_platform_data {
	int			num_ctrl;
	unsigned		*ctrl;	/* fan control GPIOs. */
	struct gpio_fan_alarm	*alarm;	/* fan alarm GPIO. */
	/*
	 * Speed conversion array: rpm from/to GPIO bit field.
	 * This array _must_ be sorted in ascending rpm order.
	 */
	int			num_speed;
	struct gpio_fan_speed	*speed;
};

#endif /* __LINUX_GPIO_FAN_H */
Commit	Line	Data
d6fe1360 SG	1	/*
	2	* include/linux/gpio-fan.h
	3	*
	4	* Platform data structure for GPIO fan driver
	5	*
	6	* This file is licensed under the terms of the GNU General Public
	7	* License version 2. This program is licensed "as is" without any
	8	* warranty of any kind, whether express or implied.
	9	*/
	10
	11	#ifndef __LINUX_GPIO_FAN_H
	12	#define __LINUX_GPIO_FAN_H
	13
	14	struct gpio_fan_alarm {
	15	unsigned gpio;
	16	unsigned active_low;
	17	};
	18
	19	struct gpio_fan_speed {
	20	int rpm;
	21	int ctrl_val;
	22	};
	23
	24	struct gpio_fan_platform_data {
	25	int num_ctrl;
	26	unsigned ctrl; / fan control GPIOs. */
	27	struct gpio_fan_alarm alarm; / fan alarm GPIO. */
	28	/*
	29	* Speed conversion array: rpm from/to GPIO bit field.
	30	* This array _must_ be sorted in ascending rpm order.
	31	*/
	32	int num_speed;
	33	struct gpio_fan_speed *speed;
	34	};
	35
	36	#endif /* __LINUX_GPIO_FAN_H */