Re: [PATCH/RFC 09/51] leds: adp5520: Remove work queue

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On 07/17/2015 10:46 AM, Jacek Anaszewski wrote:
From: Andrew Lunn <andrew@xxxxxxx>

Now the core implements the work queue, remove it from the driver.

Signed-off-by: Andrew Lunn <andrew@xxxxxxx>

Acked-by: Michael Hennerich <michael.hennerich@xxxxxxxxxx>

Cc: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
---
  drivers/leds/leds-adp5520.c |   22 +++-------------------
  1 file changed, 3 insertions(+), 19 deletions(-)

diff --git a/drivers/leds/leds-adp5520.c b/drivers/leds/leds-adp5520.c
index 07e66ca..6378150 100644
--- a/drivers/leds/leds-adp5520.c
+++ b/drivers/leds/leds-adp5520.c
@@ -17,34 +17,24 @@
  #include <linux/kernel.h>
  #include <linux/platform_device.h>
  #include <linux/leds.h>
-#include <linux/workqueue.h>
  #include <linux/mfd/adp5520.h>
  #include <linux/slab.h>
struct adp5520_led {
  	struct led_classdev	cdev;
-	struct work_struct	work;
  	struct device		*master;
-	enum led_brightness	new_brightness;
  	int			id;
  	int			flags;
  };
-static void adp5520_led_work(struct work_struct *work)
-{
-	struct adp5520_led *led = container_of(work, struct adp5520_led, work);
-	adp5520_write(led->master, ADP5520_LED1_CURRENT + led->id - 1,
-			 led->new_brightness >> 2);
-}
-
  static void adp5520_led_set(struct led_classdev *led_cdev,
  			   enum led_brightness value)
  {
  	struct adp5520_led *led;
led = container_of(led_cdev, struct adp5520_led, cdev);
-	led->new_brightness = value;
-	schedule_work(&led->work);
+	adp5520_write(led->master, ADP5520_LED1_CURRENT + led->id - 1,
+			 value >> 2);
  }
static int adp5520_led_setup(struct adp5520_led *led)
@@ -146,9 +136,6 @@ static int adp5520_led_probe(struct platform_device *pdev)
  		led_dat->id = led_dat->flags & ADP5520_FLAG_LED_MASK;
led_dat->master = pdev->dev.parent;
-		led_dat->new_brightness = LED_OFF;
-
-		INIT_WORK(&led_dat->work, adp5520_led_work);
ret = led_classdev_register(led_dat->master, &led_dat->cdev);
  		if (ret) {
@@ -170,10 +157,8 @@ static int adp5520_led_probe(struct platform_device *pdev)
err:
  	if (i > 0) {
-		for (i = i - 1; i >= 0; i--) {
+		for (i = i - 1; i >= 0; i--)
  			led_classdev_unregister(&led[i].cdev);
-			cancel_work_sync(&led[i].work);
-		}
  	}
return ret;
@@ -192,7 +177,6 @@ static int adp5520_led_remove(struct platform_device *pdev)
for (i = 0; i < pdata->num_leds; i++) {
  		led_classdev_unregister(&led[i].cdev);
-		cancel_work_sync(&led[i].work);
  	}
return 0;


--
Greetings,
Michael

--
Analog Devices GmbH      Wilhelm-Wagenfeld-Str. 6      80807 Muenchen
Sitz der Gesellschaft: Muenchen; Registergericht: Muenchen HRB 40368;
Geschaeftsfuehrer:Dr.Carsten Suckrow, Thomas Wessel, William A. Martin,
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