Re: PATCH Gamecom 780 volume level (resubmit) kernel 3.15

Re: PATCH Gamecom 780 volume level (resubmit) kernel 3.15

[Takashi Iwai]

At Sun, 03 Aug 2014 17:47:36 -0500,
paul wrote:
> 
> Original patch fixed the original problem, but the sound was far too low 
> for most users. This patch references a compare matrix to allow the 
> volume levels to act normally. I personally tested this patch myself, 
> and volume levels returned to normal. Please see this discussion for 
> more details: https://bugzilla.kernel.org/show_bug.cgi?id=65251
> 
> Patch notes: Fixed low volume levels of the Gamecom 780 starting with 
> the 3.14 kernel.
> 
> Patch----------------------------------------------------------------------------
> 
> --- linux-3.15/sound/usb/quirks.c.orig	2014-06-08 13:19:54.000000000 -0500
> +++ linux-3.15/sound/usb/quirks.c	2014-08-03 14:42:03.000000000 -0500
> @@ -670,7 +670,7 @@ static int snd_usb_gamecon780_boot_quirk
>   	/* set the initial volume and don't change; other values are either
>   	 * too loud or silent due to firmware bug (bko#65251)
>   	 */
> -	u8 buf[2] = { 0x74, 0xdc };
> +	u8 buf[2] = { 0x74, 0xe3 };
>   	return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR,
>   			USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
>   			UAC_FU_VOLUME << 8, 9 << 8, buf, 2);
> 
> 
> 
> Signed-off-by: Paul S McSpadden <fisch602@gmail.com>

I applied the patch after manual adjustment now.  But, at the next
time, please submit the patch directly applicable.  See
Documentation/SubmittingPatches for details.


thanks,

Takashi