diff options
| author | Jacek Anaszewski <j.anaszewski@samsung.com> | 2015-10-07 12:10:47 +0300 |
|---|---|---|
| committer | Jacek Anaszewski <j.anaszewski@samsung.com> | 2016-01-04 11:57:31 +0300 |
| commit | 9d79a05e94d932774c5b143201a80963a4ddfbf8 (patch) | |
| tree | 70fccde5c4e55ea81f8a88da0dd5ea33cf17ae61 /drivers/leds | |
| parent | 269e92da8b0710ff58351c6d84eca2f77b8da3d4 (diff) | |
| download | linux-9d79a05e94d932774c5b143201a80963a4ddfbf8.tar.xz | |
leds: ktd2692: 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: Jacek Anaszewski <j.anaszewski@samsung.com>
Cc: Ingi Kim <ingi2.kim@samsung.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Diffstat (limited to 'drivers/leds')
| -rw-r--r-- | drivers/leds/leds-ktd2692.c | 41 |
1 files changed, 6 insertions, 35 deletions
diff --git a/drivers/leds/leds-ktd2692.c b/drivers/leds/leds-ktd2692.c index e37de1434312..abd04bfbbdf9 100644 --- a/drivers/leds/leds-ktd2692.c +++ b/drivers/leds/leds-ktd2692.c @@ -18,7 +18,6 @@ #include <linux/of.h> #include <linux/platform_device.h> #include <linux/regulator/consumer.h> -#include <linux/workqueue.h> /* Value related the movie mode */ #define KTD2692_MOVIE_MODE_CURRENT_LEVELS 16 @@ -82,7 +81,6 @@ struct ktd2692_context { /* secures access to the device */ struct mutex lock; struct regulator *regulator; - struct work_struct work_brightness_set; struct gpio_desc *aux_gpio; struct gpio_desc *ctrl_gpio; @@ -158,9 +156,12 @@ static void ktd2692_expresswire_write(struct ktd2692_context *led, u8 value) ktd2692_expresswire_end(led); } -static void ktd2692_brightness_set(struct ktd2692_context *led, - enum led_brightness brightness) +static int ktd2692_led_brightness_set(struct led_classdev *led_cdev, + enum led_brightness brightness) { + struct led_classdev_flash *fled_cdev = lcdev_to_flcdev(led_cdev); + struct ktd2692_context *led = fled_cdev_to_led(fled_cdev); + mutex_lock(&led->lock); if (brightness == LED_OFF) { @@ -174,33 +175,6 @@ static void ktd2692_brightness_set(struct ktd2692_context *led, ktd2692_expresswire_write(led, led->mode | KTD2692_REG_MODE_BASE); mutex_unlock(&led->lock); -} - -static void ktd2692_brightness_set_work(struct work_struct *work) -{ - struct ktd2692_context *led = - container_of(work, struct ktd2692_context, work_brightness_set); - - ktd2692_brightness_set(led, led->torch_brightness); -} - -static void ktd2692_led_brightness_set(struct led_classdev *led_cdev, - enum led_brightness brightness) -{ - struct led_classdev_flash *fled_cdev = lcdev_to_flcdev(led_cdev); - struct ktd2692_context *led = fled_cdev_to_led(fled_cdev); - - led->torch_brightness = brightness; - schedule_work(&led->work_brightness_set); -} - -static int ktd2692_led_brightness_set_sync(struct led_classdev *led_cdev, - enum led_brightness brightness) -{ - struct led_classdev_flash *fled_cdev = lcdev_to_flcdev(led_cdev); - struct ktd2692_context *led = fled_cdev_to_led(fled_cdev); - - ktd2692_brightness_set(led, brightness); return 0; } @@ -381,12 +355,10 @@ static int ktd2692_probe(struct platform_device *pdev) fled_cdev->ops = &flash_ops; led_cdev->max_brightness = led_cfg.max_brightness; - led_cdev->brightness_set = ktd2692_led_brightness_set; - led_cdev->brightness_set_blocking = ktd2692_led_brightness_set_sync; + led_cdev->brightness_set_blocking = ktd2692_led_brightness_set; led_cdev->flags |= LED_CORE_SUSPENDRESUME | LED_DEV_CAP_FLASH; mutex_init(&led->lock); - INIT_WORK(&led->work_brightness_set, ktd2692_brightness_set_work); platform_set_drvdata(pdev, led); @@ -408,7 +380,6 @@ static int ktd2692_remove(struct platform_device *pdev) int ret; led_classdev_flash_unregister(&led->fled_cdev); - cancel_work_sync(&led->work_brightness_set); if (led->regulator) { ret = regulator_disable(led->regulator); |