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ALSA: core: Remove unused snd_device_get_state 

snd_device_get_state() last use was removed in 2022 by
commit 7e1afce586 ("ALSA: usb-audio: Inform the delayed registration more
properly")

Remove it.

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/20250502235219.1000429-5-linux@treblig.org
This commit is contained in:
Dr. David Alan Gilbert 2025-05-03 00:52:18 +01:00 committed by Takashi Iwai
parent 81ea9e9294
commit 625a468166
2 changed files with 0 additions and 24 deletions
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1
include/sound/core.h
View File

@ -326,7 +326,6 @@ void snd_device_disconnect(struct snd_card *card, void *device_data);
void snd_device_disconnect_all(struct snd_card *card);
void snd_device_free(struct snd_card *card, void *device_data);
void snd_device_free_all(struct snd_card *card);
int snd_device_get_state(struct snd_card *card, void *device_data);
/* isadma.c */

23
sound/core/device.c
View File

@ -237,26 +237,3 @@ void snd_device_free_all(struct snd_card *card)
list_for_each_entry_safe_reverse(dev, next, &card->devices, list)
__snd_device_free(dev);
}
/**
* snd_device_get_state - Get the current state of the given device
* @card: the card instance
* @device_data: the data pointer to release
*
* Returns the current state of the given device object. For the valid
* device, either @SNDRV_DEV_BUILD, @SNDRV_DEV_REGISTERED or
* @SNDRV_DEV_DISCONNECTED is returned.
* Or for a non-existing device, -1 is returned as an error.
*
* Return: the current state, or -1 if not found
*/
int snd_device_get_state(struct snd_card *card, void *device_data)
{
struct snd_device *dev;
dev = look_for_dev(card, device_data);
if (dev)
return dev->state;
return -1;
}
EXPORT_SYMBOL_GPL(snd_device_get_state);