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authorHeiner Kallweit <hkallweit1@gmail.com>2016-02-29 21:34:50 +0100
committerJiri Kosina <jkosina@suse.cz>2016-03-02 10:20:30 +0100
commit3de68ce92bab247389fc478b86a5fdcb17845015 (patch)
treea31106e68c899213e09ce5afde2981190f4e8233 /drivers/hid
parentc2848f2eef4dd08b0fd2a8eba1694fd8e77ddb67 (diff)
downloadlinux-3de68ce92bab247389fc478b86a5fdcb17845015.tar.bz2
HID: thingm: remove workqueue
Defining workqueues in LED drivers isn't needed any longer as the LED core was extended with a generic workqueue recently. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/hid-thingm.c35
1 files changed, 13 insertions, 22 deletions
diff --git a/drivers/hid/hid-thingm.c b/drivers/hid/hid-thingm.c
index b95d3978c272..69a6ada09b39 100644
--- a/drivers/hid/hid-thingm.c
+++ b/drivers/hid/hid-thingm.c
@@ -14,7 +14,6 @@
#include <linux/leds.h>
#include <linux/module.h>
#include <linux/mutex.h>
-#include <linux/workqueue.h>
#include "hid-ids.h"
@@ -56,7 +55,6 @@ struct thingm_rgb {
struct thingm_led red;
struct thingm_led green;
struct thingm_led blue;
- struct work_struct work;
u8 num;
};
@@ -131,25 +129,21 @@ static int thingm_write_color(struct thingm_rgb *rgb)
return thingm_send(rgb->tdev, buf);
}
-static void thingm_work(struct work_struct *work)
+static int thingm_led_set(struct led_classdev *ldev,
+ enum led_brightness brightness)
{
- struct thingm_rgb *rgb = container_of(work, struct thingm_rgb, work);
+ struct thingm_led *led = container_of(ldev, struct thingm_led, ldev);
+ int ret;
- mutex_lock(&rgb->tdev->lock);
+ mutex_lock(&led->rgb->tdev->lock);
- if (thingm_write_color(rgb))
- hid_err(rgb->tdev->hdev, "failed to write color\n");
+ ret = thingm_write_color(led->rgb);
+ if (ret)
+ hid_err(led->rgb->tdev->hdev, "failed to write color\n");
- mutex_unlock(&rgb->tdev->lock);
-}
+ mutex_unlock(&led->rgb->tdev->lock);
-static void thingm_led_set(struct led_classdev *ldev,
- enum led_brightness brightness)
-{
- struct thingm_led *led = container_of(ldev, struct thingm_led, ldev);
-
- /* the ledclass has already stored the brightness value */
- schedule_work(&led->rgb->work);
+ return ret;
}
static int thingm_init_rgb(struct thingm_rgb *rgb)
@@ -162,7 +156,7 @@ static int thingm_init_rgb(struct thingm_rgb *rgb)
"thingm%d:red:led%d", minor, rgb->num);
rgb->red.ldev.name = rgb->red.name;
rgb->red.ldev.max_brightness = 255;
- rgb->red.ldev.brightness_set = thingm_led_set;
+ rgb->red.ldev.brightness_set_blocking = thingm_led_set;
rgb->red.rgb = rgb;
err = led_classdev_register(&rgb->tdev->hdev->dev, &rgb->red.ldev);
@@ -174,7 +168,7 @@ static int thingm_init_rgb(struct thingm_rgb *rgb)
"thingm%d:green:led%d", minor, rgb->num);
rgb->green.ldev.name = rgb->green.name;
rgb->green.ldev.max_brightness = 255;
- rgb->green.ldev.brightness_set = thingm_led_set;
+ rgb->green.ldev.brightness_set_blocking = thingm_led_set;
rgb->green.rgb = rgb;
err = led_classdev_register(&rgb->tdev->hdev->dev, &rgb->green.ldev);
@@ -186,15 +180,13 @@ static int thingm_init_rgb(struct thingm_rgb *rgb)
"thingm%d:blue:led%d", minor, rgb->num);
rgb->blue.ldev.name = rgb->blue.name;
rgb->blue.ldev.max_brightness = 255;
- rgb->blue.ldev.brightness_set = thingm_led_set;
+ rgb->blue.ldev.brightness_set_blocking = thingm_led_set;
rgb->blue.rgb = rgb;
err = led_classdev_register(&rgb->tdev->hdev->dev, &rgb->blue.ldev);
if (err)
goto unregister_green;
- INIT_WORK(&rgb->work, thingm_work);
-
return 0;
unregister_green:
@@ -211,7 +203,6 @@ static void thingm_remove_rgb(struct thingm_rgb *rgb)
led_classdev_unregister(&rgb->red.ldev);
led_classdev_unregister(&rgb->green.ldev);
led_classdev_unregister(&rgb->blue.ldev);
- flush_work(&rgb->work);
}
static int thingm_probe(struct hid_device *hdev, const struct hid_device_id *id)