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ALSA: seq: Handle the device directly

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Like the previous change for the timer device, this patch changes the
device management for the ALSA sequencer device using the struct
device directly.

Reviewed-by: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2015-01-30 08:04:21 +01:00
parent 89da061f0a
commit 5205388d2d
1 changed files with 11 additions and 2 deletions
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13
sound/core/seq/seq_clientmgr.c
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@ -2571,6 +2571,8 @@ static const struct file_operations snd_seq_f_ops =
.compat_ioctl = snd_seq_ioctl_compat, .compat_ioctl = snd_seq_ioctl_compat,
}; };
static struct device seq_dev;
/* /*
* register sequencer device * register sequencer device
*/ */
@ -2578,12 +2580,18 @@ int __init snd_sequencer_device_init(void)
{ {
int err; int err;
snd_device_initialize(&seq_dev, NULL);
dev_set_name(&seq_dev, "seq");
if (mutex_lock_interruptible(&register_mutex)) if (mutex_lock_interruptible(&register_mutex))
return -ERESTARTSYS; return -ERESTARTSYS;
if ((err = snd_register_device(SNDRV_DEVICE_TYPE_SEQUENCER, NULL, 0, err = snd_register_device_for_dev(SNDRV_DEVICE_TYPE_SEQUENCER, NULL, 0,
&snd_seq_f_ops, NULL, "seq")) < 0) { &snd_seq_f_ops, NULL,
&seq_dev, NULL, NULL);
if (err < 0) {
mutex_unlock(&register_mutex); mutex_unlock(&register_mutex);
put_device(&seq_dev);
return err; return err;
} }
@ -2600,4 +2608,5 @@ int __init snd_sequencer_device_init(void)
void __exit snd_sequencer_device_done(void) void __exit snd_sequencer_device_done(void)
{ {
snd_unregister_device(SNDRV_DEVICE_TYPE_SEQUENCER, NULL, 0); snd_unregister_device(SNDRV_DEVICE_TYPE_SEQUENCER, NULL, 0);
put_device(&seq_dev);
} }