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alistair23-linux
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Merge branch 'fix/misc' into for-linus

hifive-unleashed-5.1
Takashi Iwai 2010-07-08 16:55:26 +02:00
parent b492c4e895 a5c7d797dc
commit 7645054f18
1 changed files with 13 additions and 0 deletions
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13
sound/usb/mixer.c
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@ -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",