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Driver Core: sound: add nodename for sound drivers

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This adds support to the sound core to report the proper device name to
userspace for their devices.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Jan Blunck <jblunck@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers 2009-04-30 15:23:42 +02:00 committed by Greg Kroah-Hartman
parent aa5ed63e96
commit 7a9d56f6a4
1 changed files with 7 additions and 0 deletions
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7
sound/sound_core.c
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@ -27,6 +27,11 @@ MODULE_DESCRIPTION("Core sound module");
MODULE_AUTHOR("Alan Cox"); MODULE_AUTHOR("Alan Cox");
MODULE_LICENSE("GPL"); MODULE_LICENSE("GPL");
static char *sound_nodename(struct device *dev)
{
return kasprintf(GFP_KERNEL, "snd/%s", dev_name(dev));
}
static int __init init_soundcore(void) static int __init init_soundcore(void)
{ {
int rc; int rc;
@ -41,6 +46,8 @@ static int __init init_soundcore(void)
return PTR_ERR(sound_class); return PTR_ERR(sound_class);
} }
sound_class->nodename = sound_nodename;
return 0; return 0;
} }