leds: tlc591xx: 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>
This commit is contained in:
parent
fa1706c42e
commit
d890389f89
|
@ -14,7 +14,6 @@
|
|||
#include <linux/of_device.h>
|
||||
#include <linux/regmap.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/workqueue.h>
|
||||
|
||||
#define TLC591XX_MAX_LEDS 16
|
||||
|
||||
|
@ -42,13 +41,11 @@
|
|||
#define LEDOUT_MASK 0x3
|
||||
|
||||
#define ldev_to_led(c) container_of(c, struct tlc591xx_led, ldev)
|
||||
#define work_to_led(work) container_of(work, struct tlc591xx_led, work)
|
||||
|
||||
struct tlc591xx_led {
|
||||
bool active;
|
||||
unsigned int led_no;
|
||||
struct led_classdev ldev;
|
||||
struct work_struct work;
|
||||
struct tlc591xx_priv *priv;
|
||||
};
|
||||
|
||||
|
@ -110,12 +107,12 @@ tlc591xx_set_pwm(struct tlc591xx_priv *priv, struct tlc591xx_led *led,
|
|||
return regmap_write(priv->regmap, pwm, brightness);
|
||||
}
|
||||
|
||||
static void
|
||||
tlc591xx_led_work(struct work_struct *work)
|
||||
static int
|
||||
tlc591xx_brightness_set(struct led_classdev *led_cdev,
|
||||
enum led_brightness brightness)
|
||||
{
|
||||
struct tlc591xx_led *led = work_to_led(work);
|
||||
struct tlc591xx_led *led = ldev_to_led(led_cdev);
|
||||
struct tlc591xx_priv *priv = led->priv;
|
||||
enum led_brightness brightness = led->ldev.brightness;
|
||||
int err;
|
||||
|
||||
switch (brightness) {
|
||||
|
@ -131,18 +128,7 @@ tlc591xx_led_work(struct work_struct *work)
|
|||
err = tlc591xx_set_pwm(priv, led, brightness);
|
||||
}
|
||||
|
||||
if (err)
|
||||
dev_err(led->ldev.dev, "Failed setting brightness\n");
|
||||
}
|
||||
|
||||
static void
|
||||
tlc591xx_brightness_set(struct led_classdev *led_cdev,
|
||||
enum led_brightness brightness)
|
||||
{
|
||||
struct tlc591xx_led *led = ldev_to_led(led_cdev);
|
||||
|
||||
led->ldev.brightness = brightness;
|
||||
schedule_work(&led->work);
|
||||
return err;
|
||||
}
|
||||
|
||||
static void
|
||||
|
@ -151,10 +137,8 @@ tlc591xx_destroy_devices(struct tlc591xx_priv *priv, unsigned int j)
|
|||
int i = j;
|
||||
|
||||
while (--i >= 0) {
|
||||
if (priv->leds[i].active) {
|
||||
if (priv->leds[i].active)
|
||||
led_classdev_unregister(&priv->leds[i].ldev);
|
||||
cancel_work_sync(&priv->leds[i].work);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -175,9 +159,8 @@ tlc591xx_configure(struct device *dev,
|
|||
|
||||
led->priv = priv;
|
||||
led->led_no = i;
|
||||
led->ldev.brightness_set = tlc591xx_brightness_set;
|
||||
led->ldev.brightness_set_blocking = tlc591xx_brightness_set;
|
||||
led->ldev.max_brightness = LED_FULL;
|
||||
INIT_WORK(&led->work, tlc591xx_led_work);
|
||||
err = led_classdev_register(dev, &led->ldev);
|
||||
if (err < 0) {
|
||||
dev_err(dev, "couldn't register LED %s\n",
|
||||
|
|
Loading…
Reference in New Issue