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Commit 153a60bb authored by Sean Young's avatar Sean Young Committed by Mauro Carvalho Chehab
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[media] rc: add feedback led trigger for rc keypresses 



Many devices with an ir receiver also have a feedback led. Add the
led trigger to support this.

Signed-off-by: default avatarSean Young <sean@mess.org>
Signed-off-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent 38e35a85

drivers/media/rc/rc-main.c

+6 −0
Original line number Original line Diff line number Diff line
@@ -16,6 +16,7 @@ 
#include <linux/spinlock.h>

#include <linux/spinlock.h>

#include <linux/delay.h>

#include <linux/delay.h>

#include <linux/input.h>

#include <linux/input.h>

#include <linux/leds.h>

#include <linux/slab.h>

#include <linux/slab.h>

#include <linux/device.h>

#include <linux/device.h>

#include <linux/module.h>

#include <linux/module.h>
@@ -31,6 +32,7 @@ 
/* Used to keep track of known keymaps */

/* Used to keep track of known keymaps */

static LIST_HEAD(rc_map_list);

static LIST_HEAD(rc_map_list);

static DEFINE_SPINLOCK(rc_map_lock);

static DEFINE_SPINLOCK(rc_map_lock);

static struct led_trigger *led_feedback;





static struct rc_map_list *seek_rc_map(const char *name)

static struct rc_map_list *seek_rc_map(const char *name)

{

{
@@ -535,6 +537,7 @@ static void ir_do_keyup(struct rc_dev *dev, bool sync) 




	IR_dprintk(1, "keyup key 0x%04x\n", dev->last_keycode);

	IR_dprintk(1, "keyup key 0x%04x\n", dev->last_keycode);

	input_report_key(dev->input_dev, dev->last_keycode, 0);

	input_report_key(dev->input_dev, dev->last_keycode, 0);

	led_trigger_event(led_feedback, LED_OFF);

	if (sync)

	if (sync)

		input_sync(dev->input_dev);

		input_sync(dev->input_dev);

	dev->keypressed = false;

	dev->keypressed = false;
@@ -648,6 +651,7 @@ static void ir_do_keydown(struct rc_dev *dev, int scancode, 
		input_report_key(dev->input_dev, keycode, 1);

		input_report_key(dev->input_dev, keycode, 1);

	}

	}





	led_trigger_event(led_feedback, LED_FULL);

	input_sync(dev->input_dev);

	input_sync(dev->input_dev);

}

}
@@ -1222,6 +1226,7 @@ static int __init rc_core_init(void) 
		return rc;

		return rc;

	}

	}





	led_trigger_register_simple("rc-feedback", &led_feedback);

	rc_map_register(&empty_map);

	rc_map_register(&empty_map);





	return 0;

	return 0;
@@ -1230,6 +1235,7 @@ static int __init rc_core_init(void) 
static void __exit rc_core_exit(void)

static void __exit rc_core_exit(void)

{

{

	class_unregister(&rc_class);

	class_unregister(&rc_class);

	led_trigger_unregister_simple(led_feedback);

	rc_map_unregister(&empty_map);

	rc_map_unregister(&empty_map);

}

}