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| author | Kay Sievers <kay.sievers@vrfy.org> | 2009-04-30 15:23:42 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-06-15 21:30:26 -0700 |
| commit | 7a9d56f6a459472bc4383aeb85612d72e79d1818 (patch) | |
| tree | 4ec671fe098817eb3cad24f1b04604a8ebb56dfd /sound/sound_core.c | |
| parent | aa5ed63e96656bb246a9439e06c7b67d455a5aa1 (diff) | |
| download | lwn-7a9d56f6a459472bc4383aeb85612d72e79d1818.tar.gz lwn-7a9d56f6a459472bc4383aeb85612d72e79d1818.zip | |
Driver Core: sound: add nodename for sound drivers
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>
Diffstat (limited to 'sound/sound_core.c')
| -rw-r--r-- | sound/sound_core.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/sound_core.c b/sound/sound_core.c index 2b302bbffe73..12522e6913d9 100644 --- a/sound/sound_core.c +++ b/sound/sound_core.c @@ -27,6 +27,11 @@ MODULE_DESCRIPTION("Core sound module"); MODULE_AUTHOR("Alan Cox"); 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) { int rc; @@ -41,6 +46,8 @@ static int __init init_soundcore(void) return PTR_ERR(sound_class); } + sound_class->nodename = sound_nodename; + return 0; } |