Current File : //lib/modules/3.10.0-957.21.3.el7.centos.plus.x86_64/source/include/linux/gpio_keys.h
#ifndef _GPIO_KEYS_H
#define _GPIO_KEYS_H
struct device;
struct gpio_keys_button {
/* Configuration parameters */
unsigned int code; /* input event code (KEY_*, SW_*) */
int gpio; /* -1 if this key does not support gpio */
int active_low;
const char *desc;
unsigned int type; /* input event type (EV_KEY, EV_SW, EV_ABS) */
int wakeup; /* configure the button as a wake-up source */
int debounce_interval; /* debounce ticks interval in msecs */
bool can_disable;
int value; /* axis value for EV_ABS */
unsigned int irq; /* Irq number in case of interrupt keys */
};
struct gpio_keys_platform_data {
struct gpio_keys_button *buttons;
int nbuttons;
unsigned int poll_interval; /* polling interval in msecs -
for polling driver only */
unsigned int rep:1; /* enable input subsystem auto repeat */
int (*enable)(struct device *dev);
void (*disable)(struct device *dev);
const char *name; /* input device name */
};
#endif
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