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authorPaul S McSpadden <fisch602@gmail.com>2014-08-03 17:47:36 -0500
committerTakashi Iwai <tiwai@suse.de>2014-08-04 11:19:04 +0200
commit542baf94ec3c5526955b4c9fd899c7f30fae4ebe (patch)
treec5f2ec86dfdcbf7fc63334436acf6686debbf43a /sound
parent82c1cf0a7fe13760baa891760015a6422d7900bb (diff)
ALSA: usb-audio: Adjust Gamecom 780 volume level
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 Signed-off-by: Paul S McSpadden <fisch602@gmail.com> Cc: <stable@vger.kernel.org> [v3.14+] Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/usb/quirks.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 7c57f2268dd..19a921eb75f 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -670,7 +670,7 @@ static int snd_usb_gamecon780_boot_quirk(struct usb_device *dev)
/* 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);