gpio_keys.c File Reference

#include <linux/module.h>
#include <linux/init.h>
#include <linux/fs.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/sched.h>
#include <linux/pm.h>
#include <linux/slab.h>
#include <linux/sysctl.h>
#include <linux/proc_fs.h>
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/workqueue.h>
#include <linux/gpio.h>
#include <linux/of_platform.h>
#include <linux/of_gpio.h>
#include <linux/spinlock.h>

Go to the source code of this file.

Data Structures
struct	gpio_button_data
struct	gpio_keys_drvdata

Macros
#define	ATTR_SHOW_FN(name, type, only_disabled)
#define	ATTR_STORE_FN(name, type)

Functions
	ATTR_SHOW_FN (keys, EV_KEY, false)
	ATTR_SHOW_FN (switches, EV_SW, false)
	ATTR_SHOW_FN (disabled_keys, EV_KEY, true)
	ATTR_SHOW_FN (disabled_switches, EV_SW, true)
	ATTR_STORE_FN (disabled_keys, EV_KEY)
	ATTR_STORE_FN (disabled_switches, EV_SW)
	late_initcall (gpio_keys_init)
	module_exit (gpio_keys_exit)
	MODULE_LICENSE ("GPL")
	MODULE_AUTHOR ("Phil Blundell <[email protected]>")
	MODULE_DESCRIPTION ("Keyboard driver for GPIOs")
	MODULE_ALIAS ("platform:gpio-keys")

Macro Definition Documentation

#define ATTR_SHOW_FN	(		name,
			type,
			only_disabled
	)

Value:

static ssize_t gpio_keys_show_##name(struct device *dev,        \
                     struct device_attribute *attr, \
                     char *buf)             \
{                                   \
	struct platform_device *pdev = to_platform_device(dev);        \
	struct gpio_keys_drvdata *ddata = platform_get_drvdata(pdev);  \
                                    \
    return gpio_keys_attr_show_helper(ddata, buf,           \
                      type, only_disabled);     \
}

Definition at line 254 of file gpio_keys.c.

#define ATTR_STORE_FN	(		name,
			type
	)

Value:

static ssize_t gpio_keys_store_##name(struct device *dev,       \
                      struct device_attribute *attr,    \
                      const char *buf,          \
                      size_t count)         \
{                                   \
	struct platform_device *pdev = to_platform_device(dev);        \
	struct gpio_keys_drvdata *ddata = platform_get_drvdata(pdev);  \
	ssize_t error;                         \
                                    \
    error = gpio_keys_attr_store_helper(ddata, buf, type);      \
    if (error)                          \
        return error;                       \
                                    \
    return count;                           \
}

Definition at line 280 of file gpio_keys.c.

Function Documentation

ATTR_SHOW_FN	(	keys	,
		EV_KEY	,
		false
	)

ATTR_SHOW_FN	(	switches	,
		EV_SW	,
		false
	)

ATTR_SHOW_FN	(	disabled_keys	,
		EV_KEY	,
		true
	)

ATTR_SHOW_FN	(	disabled_switches	,
		EV_SW	,
		true
	)

ATTR_STORE_FN	(	disabled_keys	,
		EV_KEY
	)

ATTR_STORE_FN	(	disabled_switches	,
		EV_SW
	)

late_initcall

(

gpio_keys_init

)

MODULE_ALIAS

(

"platform:gpio-keys"

)

MODULE_AUTHOR

(

"Phil Blundell <[email protected]>"

)

MODULE_DESCRIPTION

(

"Keyboard driver for GPIOs"

)

module_exit

(

gpio_keys_exit

)

MODULE_LICENSE

(

"GPL"

)