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Diffstat (limited to 'sound/core/control_led.c')
-rw-r--r--sound/core/control_led.c33
1 files changed, 26 insertions, 7 deletions
diff --git a/sound/core/control_led.c b/sound/core/control_led.c
index 25f57c14f294..a90e31dbde61 100644
--- a/sound/core/control_led.c
+++ b/sound/core/control_led.c
@@ -17,6 +17,9 @@ MODULE_LICENSE("GPL");
#define MAX_LED (((SNDRV_CTL_ELEM_ACCESS_MIC_LED - SNDRV_CTL_ELEM_ACCESS_SPK_LED) \
>> SNDRV_CTL_ELEM_ACCESS_LED_SHIFT) + 1)
+#define to_led_card_dev(_dev) \
+ container_of(_dev, struct snd_ctl_led_card, dev)
+
enum snd_ctl_led_mode {
MODE_FOLLOW_MUTE = 0,
MODE_FOLLOW_ROUTE,
@@ -371,6 +374,21 @@ static void snd_ctl_led_disconnect(struct snd_card *card)
snd_ctl_led_refresh();
}
+static void snd_ctl_led_card_release(struct device *dev)
+{
+ struct snd_ctl_led_card *led_card = to_led_card_dev(dev);
+
+ kfree(led_card);
+}
+
+static void snd_ctl_led_release(struct device *dev)
+{
+}
+
+static void snd_ctl_led_dev_release(struct device *dev)
+{
+}
+
/*
* sysfs
*/
@@ -663,6 +681,7 @@ static void snd_ctl_led_sysfs_add(struct snd_card *card)
led_card->number = card->number;
led_card->led = led;
device_initialize(&led_card->dev);
+ led_card->dev.release = snd_ctl_led_card_release;
if (dev_set_name(&led_card->dev, "card%d", card->number) < 0)
goto cerr;
led_card->dev.parent = &led->dev;
@@ -681,7 +700,6 @@ cerr:
put_device(&led_card->dev);
cerr2:
printk(KERN_ERR "snd_ctl_led: unable to add card%d", card->number);
- kfree(led_card);
}
}
@@ -700,8 +718,7 @@ static void snd_ctl_led_sysfs_remove(struct snd_card *card)
snprintf(link_name, sizeof(link_name), "led-%s", led->name);
sysfs_remove_link(&card->ctl_dev.kobj, link_name);
sysfs_remove_link(&led_card->dev.kobj, "card");
- device_del(&led_card->dev);
- kfree(led_card);
+ device_unregister(&led_card->dev);
led->cards[card->number] = NULL;
}
}
@@ -723,6 +740,7 @@ static int __init snd_ctl_led_init(void)
device_initialize(&snd_ctl_led_dev);
snd_ctl_led_dev.class = sound_class;
+ snd_ctl_led_dev.release = snd_ctl_led_dev_release;
dev_set_name(&snd_ctl_led_dev, "ctl-led");
if (device_add(&snd_ctl_led_dev)) {
put_device(&snd_ctl_led_dev);
@@ -733,15 +751,16 @@ static int __init snd_ctl_led_init(void)
INIT_LIST_HEAD(&led->controls);
device_initialize(&led->dev);
led->dev.parent = &snd_ctl_led_dev;
+ led->dev.release = snd_ctl_led_release;
led->dev.groups = snd_ctl_led_dev_attr_groups;
dev_set_name(&led->dev, led->name);
if (device_add(&led->dev)) {
put_device(&led->dev);
for (; group > 0; group--) {
led = &snd_ctl_leds[group - 1];
- device_del(&led->dev);
+ device_unregister(&led->dev);
}
- device_del(&snd_ctl_led_dev);
+ device_unregister(&snd_ctl_led_dev);
return -ENOMEM;
}
}
@@ -767,9 +786,9 @@ static void __exit snd_ctl_led_exit(void)
}
for (group = 0; group < MAX_LED; group++) {
led = &snd_ctl_leds[group];
- device_del(&led->dev);
+ device_unregister(&led->dev);
}
- device_del(&snd_ctl_led_dev);
+ device_unregister(&snd_ctl_led_dev);
snd_ctl_led_clean(NULL);
}