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authorPaul Mundt <lethal@linux-sh.org>2010-08-04 11:56:17 +0900
committerPaul Mundt <lethal@linux-sh.org>2010-08-04 11:56:17 +0900
commit701ec7a7b04a62c74ab1b83b59a3fd35c0ba5fdb (patch)
treec07aa954f48ec45c422641052d46008697a4a6b1 /sound/usb/mixer.c
parent285eba57db7bd7d7c3c5929fb8621fdcaaea1b00 (diff)
parent3a09b1be53d23df780a0cd0e4087a05e2ca4a00c (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: arch/arm/configs/ap4evb_defconfig arch/arm/configs/g3evm_defconfig arch/arm/configs/g4evm_defconfig Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'sound/usb/mixer.c')
-rw-r--r--sound/usb/mixer.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 6939d0f517d..736d134cc03 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -1107,6 +1107,19 @@ static void build_feature_ctl(struct mixer_build *state, void *raw_desc,
}
break;
+ case USB_ID(0x046d, 0x0809):
+ case USB_ID(0x046d, 0x0991):
+ /* Most audio usb devices lie about volume resolution.
+ * Most Logitech webcams have res = 384.
+ * Proboly there is some logitech magic behind this number --fishor
+ */
+ if (!strcmp(kctl->id.name, "Mic Capture Volume")) {
+ snd_printk(KERN_INFO
+ "set resolution quirk: cval->res = 384\n");
+ cval->res = 384;
+ }
+ break;
+
}
snd_printdd(KERN_INFO "[%d] FU [%s] ch = %d, val = %d/%d/%d\n",