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Commit ba1c8179 authored by Jacek Anaszewski's avatar Jacek Anaszewski
Browse files

leds: ipaq-micro: Implement brightness_set_blocking op 



Since brightness setting can sleep for this driver, implement
brightness_set_blocking op, instead of brightness_set.
It makes this driver compatible with LED triggers.

Signed-off-by: default avatarJacek Anaszewski <j.anaszewski@samsung.com>
Reviewed-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 5a7c536f

drivers/leds/leds-ipaq-micro.c

+3 −3
Original line number Diff line number Diff line
@@ -20,7 +20,7 @@ 
#define LED_AUTOSTOP (1 << 5) /* LED ON/OFF auto stop set 0:disable, 1:enable */

#define LED_ALWAYS   (1 << 6) /* LED Interrupt Mask 0:No mask, 1:mask         */



static void micro_leds_brightness_set(struct led_classdev *led_cdev,

static int micro_leds_brightness_set(struct led_classdev *led_cdev,

				      enum led_brightness value)

{

	struct ipaq_micro *micro = dev_get_drvdata(led_cdev->dev->parent->parent);
@@ -50,7 +50,7 @@ static void micro_leds_brightness_set(struct led_classdev *led_cdev, 
		msg.tx_data[2] = 1;

		msg.tx_data[3] = 0; /* Duty cycle 256 */

	}

	ipaq_micro_tx_msg_sync(micro, &msg);

	return ipaq_micro_tx_msg_sync(micro, &msg);

}



/* Maximum duty cycle in ms 256/10 sec = 25600 ms */
@@ -102,7 +102,7 @@ static int micro_leds_blink_set(struct led_classdev *led_cdev, 


static struct led_classdev micro_led = {

	.name			= "led-ipaq-micro",

	.brightness_set		= micro_leds_brightness_set,

	.brightness_set_blocking = micro_leds_brightness_set,

	.blink_set		= micro_leds_blink_set,

	.flags			= LED_CORE_SUSPENDRESUME,

};