diff options
| author | Andrew Lunn <andrew@lunn.ch> | 2015-08-20 12:02:17 +0200 |
|---|---|---|
| committer | Jacek Anaszewski <j.anaszewski@samsung.com> | 2016-01-04 09:57:32 +0100 |
| commit | a478851c1fedb55d3f1c782b214ed15728054bf1 (patch) | |
| tree | 842e4f6c7f7f522dc2b2071fe4dcb821eb30e549 /drivers | |
| parent | 7e1761b0ade8a0d6ccda87b176ca4d562db546f9 (diff) | |
leds: lm3533: Remove work queue
Now the core implements the work queue, remove it from the driver,
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: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/leds/leds-lm3533.c | 30 |
1 files changed, 6 insertions, 24 deletions
diff --git a/drivers/leds/leds-lm3533.c b/drivers/leds/leds-lm3533.c index 6e2e02035dd7..196dcb5e6004 100644 --- a/drivers/leds/leds-lm3533.c +++ b/drivers/leds/leds-lm3533.c @@ -17,7 +17,6 @@ #include <linux/mutex.h> #include <linux/platform_device.h> #include <linux/slab.h> -#include <linux/workqueue.h> #include <linux/mfd/lm3533.h> @@ -53,9 +52,6 @@ struct lm3533_led { struct mutex mutex; unsigned long flags; - - struct work_struct work; - u8 new_brightness; }; @@ -123,27 +119,17 @@ out: return ret; } -static void lm3533_led_work(struct work_struct *work) -{ - struct lm3533_led *led = container_of(work, struct lm3533_led, work); - - dev_dbg(led->cdev.dev, "%s - %u\n", __func__, led->new_brightness); - - if (led->new_brightness == 0) - lm3533_led_pattern_enable(led, 0); /* disable blink */ - - lm3533_ctrlbank_set_brightness(&led->cb, led->new_brightness); -} - -static void lm3533_led_set(struct led_classdev *cdev, +static int lm3533_led_set(struct led_classdev *cdev, enum led_brightness value) { struct lm3533_led *led = to_lm3533_led(cdev); dev_dbg(led->cdev.dev, "%s - %d\n", __func__, value); - led->new_brightness = value; - schedule_work(&led->work); + if (value == 0) + lm3533_led_pattern_enable(led, 0); /* disable blink */ + + return lm3533_ctrlbank_set_brightness(&led->cb, value); } static enum led_brightness lm3533_led_get(struct led_classdev *cdev) @@ -693,7 +679,7 @@ static int lm3533_led_probe(struct platform_device *pdev) led->lm3533 = lm3533; led->cdev.name = pdata->name; led->cdev.default_trigger = pdata->default_trigger; - led->cdev.brightness_set = lm3533_led_set; + led->cdev.brightness_set_blocking = lm3533_led_set; led->cdev.brightness_get = lm3533_led_get; led->cdev.blink_set = lm3533_led_blink_set; led->cdev.brightness = LED_OFF; @@ -701,7 +687,6 @@ static int lm3533_led_probe(struct platform_device *pdev) led->id = pdev->id; mutex_init(&led->mutex); - INIT_WORK(&led->work, lm3533_led_work); /* The class framework makes a callback to get brightness during * registration so use parent device (for error reporting) until @@ -733,7 +718,6 @@ static int lm3533_led_probe(struct platform_device *pdev) err_unregister: led_classdev_unregister(&led->cdev); - flush_work(&led->work); return ret; } @@ -746,7 +730,6 @@ static int lm3533_led_remove(struct platform_device *pdev) lm3533_ctrlbank_disable(&led->cb); led_classdev_unregister(&led->cdev); - flush_work(&led->work); return 0; } @@ -760,7 +743,6 @@ static void lm3533_led_shutdown(struct platform_device *pdev) lm3533_ctrlbank_disable(&led->cb); lm3533_led_set(&led->cdev, LED_OFF); /* disable blink */ - flush_work(&led->work); } static struct platform_driver lm3533_led_driver = { |