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Commit 62a75d83 authored by Corentin Chary's avatar Corentin Chary Committed by Matthew Garrett
Browse files

eeepc-laptop: add a getter for touchpad led 



Allow te get the current led state in a more accurate way.

Signed-off-by: default avatarCorentin Chary <corentincj@iksaif.net>
Signed-off-by: default avatarMatthew Garrett <mjg@redhat.com>
parent dfed65d5

drivers/platform/x86/eeepc-laptop.c

+11 −0
Original line number Diff line number Diff line
@@ -529,6 +529,15 @@ static void tpd_led_set(struct led_classdev *led_cdev, 
	queue_work(eeepc->led_workqueue, &eeepc->tpd_led_work);

}



static enum led_brightness tpd_led_get(struct led_classdev *led_cdev)

{

	struct eeepc_laptop *eeepc;



	eeepc = container_of(led_cdev, struct eeepc_laptop, tpd_led);



	return get_acpi(eeepc, CM_ASL_TPD);

}



static int eeepc_led_init(struct eeepc_laptop *eeepc)

{

	int rv;
@@ -543,6 +552,8 @@ static int eeepc_led_init(struct eeepc_laptop *eeepc) 


	eeepc->tpd_led.name = "eeepc::touchpad";

	eeepc->tpd_led.brightness_set = tpd_led_set;

	if (get_acpi(eeepc, CM_ASL_TPD) >= 0) /* if method is available */

	  eeepc->tpd_led.brightness_get = tpd_led_get;

	eeepc->tpd_led.max_brightness = 1;



	rv = led_classdev_register(&eeepc->platform_device->dev,