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authorDavid S. Miller <davem@davemloft.net>2009-11-18 22:19:03 -0800
committerDavid S. Miller <davem@davemloft.net>2009-11-18 22:19:03 -0800
commit3505d1a9fd65e2d3e00827857b6795d9d8983658 (patch)
tree941cfafdb57c427bb6b7ebf6354ee93b2a3693b5 /sound/usb/usbmixer.c
parentdfef948ed2ba69cf041840b5e860d6b4e16fa0b1 (diff)
parent66b00a7c93ec782d118d2c03bd599cfd041e80a1 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/sfc/sfe4001.c drivers/net/wireless/libertas/cmd.c drivers/staging/Kconfig drivers/staging/Makefile drivers/staging/rtl8187se/Kconfig drivers/staging/rtl8192e/Kconfig
Diffstat (limited to 'sound/usb/usbmixer.c')
-rw-r--r--sound/usb/usbmixer.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/usb/usbmixer.c b/sound/usb/usbmixer.c
index 9efcfd08d747..c998220b99c6 100644
--- a/sound/usb/usbmixer.c
+++ b/sound/usb/usbmixer.c
@@ -1071,6 +1071,15 @@ static int parse_audio_feature_unit(struct mixer_build *state, int unitid, unsig
channels = (ftr[0] - 7) / csize - 1;
master_bits = snd_usb_combine_bytes(ftr + 6, csize);
+ /* master configuration quirks */
+ switch (state->chip->usb_id) {
+ case USB_ID(0x08bb, 0x2702):
+ snd_printk(KERN_INFO
+ "usbmixer: master volume quirk for PCM2702 chip\n");
+ /* disable non-functional volume control */
+ master_bits &= ~(1 << (USB_FEATURE_VOLUME - 1));
+ break;
+ }
if (channels > 0)
first_ch_bits = snd_usb_combine_bytes(ftr + 6 + csize, csize);
else