ALSA: oxygen: add mute mask for the OXYGEN_PLAY_ROUTING register

The Xonar DG/DGX driver needs this mask to mute unnecessary
channels.

Signed-off-by: Roman Volkov <v1ron@mail.ru>
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>

diff --git a/sound/pci/oxygen/oxygen_regs.h b/sound/pci/oxygen/oxygen_regs.h
index 63dc7a0ab55592b9b3a82aea7ccbeb18bea46799..8c191badaae8cf5077ed55fd6849aab52fbf448b 100644 (file)
--- a/sound/pci/oxygen/oxygen_regs.h
+++ b/sound/pci/oxygen/oxygen_regs.h
@@ -318,6 +318,7 @@
 #define  OXYGEN_PLAY_MUTE23            0x0002
 #define  OXYGEN_PLAY_MUTE45            0x0004
 #define  OXYGEN_PLAY_MUTE67            0x0008
+#define  OXYGEN_PLAY_MUTE_MASK         0x000f
 #define  OXYGEN_PLAY_MULTICH_MASK      0x0010
 #define  OXYGEN_PLAY_MULTICH_I2S_DAC   0x0000
 #define  OXYGEN_PLAY_MULTICH_AC97      0x0010