ALSA: oxygen: add support for third analog input

Make it possible for cards to have three stereo analog input pairs.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/oxygen/oxygen.h b/sound/pci/oxygen/oxygen.h
index c10ab07..293d0b9 100644
--- a/sound/pci/oxygen/oxygen.h
+++ b/sound/pci/oxygen/oxygen.h
@@ -35,7 +35,7 @@
 #define CAPTURE_1_FROM_SPDIF	0x0080
 #define CAPTURE_2_FROM_I2S_2	0x0100
 #define CAPTURE_2_FROM_AC97_1	0x0200
-     /* CAPTURE_3_FROM_I2S_3		not implemented */
+#define CAPTURE_3_FROM_I2S_3	0x0400
 #define MIDI_OUTPUT		0x0800
 #define MIDI_INPUT		0x1000
 #define AC97_CD_INPUT		0x2000