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authorAndrew Lunn <andrew@lunn.ch>2015-08-20 12:22:57 +0200
committerJacek Anaszewski <j.anaszewski@samsung.com>2016-01-04 09:57:33 +0100
commit95b2af637e283e3d549c8a6af9f182b0bd972a2e (patch)
treeab1d6e73c0a060faa36dda71b66ab0b9cd829e8e /drivers/leds/leds-lp55xx-common.c
parent525d6a65a2abe279889b019e2663b8a11bc4f90b (diff)
leds: lp55xx: Remove work queue
Now the core implements the work queue, remove it from the drivers, and switch to using brightness_set_blocking op. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com> Cc: Milo Kim <milo.kim@ti.com>
Diffstat (limited to 'drivers/leds/leds-lp55xx-common.c')
-rw-r--r--drivers/leds/leds-lp55xx-common.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/leds/leds-lp55xx-common.c b/drivers/leds/leds-lp55xx-common.c
index 59b76833f0d3..5377f22ff994 100644
--- a/drivers/leds/leds-lp55xx-common.c
+++ b/drivers/leds/leds-lp55xx-common.c
@@ -134,13 +134,14 @@ static struct attribute *lp55xx_led_attrs[] = {
};
ATTRIBUTE_GROUPS(lp55xx_led);
-static void lp55xx_set_brightness(struct led_classdev *cdev,
+static int lp55xx_set_brightness(struct led_classdev *cdev,
enum led_brightness brightness)
{
struct lp55xx_led *led = cdev_to_lp55xx_led(cdev);
+ struct lp55xx_device_config *cfg = led->chip->cfg;
led->brightness = (u8)brightness;
- schedule_work(&led->brightness_work);
+ return cfg->brightness_fn(led);
}
static int lp55xx_init_led(struct lp55xx_led *led,
@@ -172,7 +173,7 @@ static int lp55xx_init_led(struct lp55xx_led *led,
return -EINVAL;
}
- led->cdev.brightness_set = lp55xx_set_brightness;
+ led->cdev.brightness_set_blocking = lp55xx_set_brightness;
led->cdev.groups = lp55xx_led_groups;
if (pdata->led_config[chan].name) {
@@ -464,7 +465,7 @@ int lp55xx_register_leds(struct lp55xx_led *led, struct lp55xx_chip *chip)
int ret;
int i;
- if (!cfg->brightness_work_fn) {
+ if (!cfg->brightness_fn) {
dev_err(&chip->cl->dev, "empty brightness configuration\n");
return -EINVAL;
}
@@ -481,8 +482,6 @@ int lp55xx_register_leds(struct lp55xx_led *led, struct lp55xx_chip *chip)
if (ret)
goto err_init_led;
- INIT_WORK(&each->brightness_work, cfg->brightness_work_fn);
-
chip->num_leds++;
each->chip = chip;
@@ -507,7 +506,6 @@ void lp55xx_unregister_leds(struct lp55xx_led *led, struct lp55xx_chip *chip)
for (i = 0; i < chip->num_leds; i++) {
each = led + i;
led_classdev_unregister(&each->cdev);
- flush_work(&each->brightness_work);
}
}
EXPORT_SYMBOL_GPL(lp55xx_unregister_leds);