From 7a9d56f6a459472bc4383aeb85612d72e79d1818 Mon Sep 17 00:00:00 2001 From: Kay Sievers Date: Thu, 30 Apr 2009 15:23:42 +0200 Subject: 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 Signed-off-by: Jan Blunck Signed-off-by: Greg Kroah-Hartman --- sound/sound_core.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'sound/sound_core.c') 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; } -- cgit v1.2.3