Re: [PATCH] usb-audio: Fix invalid volume resolution for Logitech HD Webcam C525

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Hello.

On 08/10/2013 12:20 PM, Maksim A. Boyko wrote:

Add the volume control quirk for avoiding the kernel warning
for the Logitech HD Webcam C525
as in the similar commit 36691e1be6ec551eef4a5225f126a281f8c051c2

   Please also specify that commit's summary line in parens.

for the Logitech HD Webcam C310.

Reported-by: Maksim Boyko <maksim.a.boyko@xxxxxxxxx>
Tested-by: Maksim Boyko <maksim.a.boyko@xxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx> # 3.10.5+
Signed-off-by: Maksim Boyko <maksim.a.boyko@xxxxxxxxx>
--
  sound/usb/mixer.c |    1 +
  1 file changed, 1 insertion(+)

--- linux-3.10.5-orig/sound/usb/mixer.c    2013-08-04 12:51:49.000000000
+0400
+++ linux-3.10.5/sound/usb/mixer.c    2013-08-06 21:12:42.274197287
+0400
@@ -888,6 +888,7 @@ static void volume_control_quirks(struct
      case USB_ID(0x046d, 0x081b): /* HD Webcam c310 */
      case USB_ID(0x046d, 0x081d): /* HD Webcam c510 */
      case USB_ID(0x046d, 0x0825): /* HD Webcam c270 */
+    case USB_ID(0x046d, 0x0826): /* HD Webcam c525 */
      case USB_ID(0x046d, 0x0991):
      /* Most audio usb devices lie about volume resolution.
       * Most Logitech webcams have res = 384.


--
WBR, Maksim

P.S. Please, use this patch due to it should have correct tab symbols.

Unfortunately, it seems to have a space added before each line starting with space.

WBR, Sergei


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