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authorKay Sievers <kay.sievers@vrfy.org>2009-04-30 15:23:42 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2009-06-15 21:30:26 -0700
commit7a9d56f6a459472bc4383aeb85612d72e79d1818 (patch)
tree4ec671fe098817eb3cad24f1b04604a8ebb56dfd /sound/sound_core.c
parentaa5ed63e96656bb246a9439e06c7b67d455a5aa1 (diff)
downloadlinux-linaro-7a9d56f6a459472bc4383aeb85612d72e79d1818.tar.gz
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.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/sound_core.c b/sound/sound_core.c
index 2b302bbffe7..12522e6913d 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;
}