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authorTakashi Iwai <tiwai@suse.de>2012-11-26 16:18:59 +0100
committerTakashi Iwai <tiwai@suse.de>2012-11-26 16:18:59 +0100
commit7cc17a31ff5ca3d8e1719af88907beec7b1fd24e (patch)
tree1d7390d848187698e6a5679a0687bbf5f1d1e160 /include/uapi/sound
parent48779a0b8ffc45f7f2b519ef462a72b1c5208d09 (diff)
downloadlinux-7cc17a31ff5ca3d8e1719af88907beec7b1fd24e.tar.gz
ALSA: Extend chmap definitions for UAC2
USB audio class 2 has more channel map positions than we currently have. Let's add missing definitions. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/uapi/sound')
-rw-r--r--include/uapi/sound/asound.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h
index 515b8fcd1ca..1774a5c3ef1 100644
--- a/include/uapi/sound/asound.h
+++ b/include/uapi/sound/asound.h
@@ -492,7 +492,17 @@ enum {
SNDRV_CHMAP_TRL, /* top rear left */
SNDRV_CHMAP_TRR, /* top rear right */
SNDRV_CHMAP_TRC, /* top rear center */
- SNDRV_CHMAP_LAST = SNDRV_CHMAP_TRC,
+ /* new definitions for UAC2 */
+ SNDRV_CHMAP_TFLC, /* top front left center */
+ SNDRV_CHMAP_TFRC, /* top front right center */
+ SNDRV_CHMAP_TSL, /* top side left */
+ SNDRV_CHMAP_TSR, /* top side right */
+ SNDRV_CHMAP_LLFE, /* left LFE */
+ SNDRV_CHMAP_RLFE, /* right LFE */
+ SNDRV_CHMAP_BC, /* bottom center */
+ SNDRV_CHMAP_BLC, /* bottom left center */
+ SNDRV_CHMAP_BRC, /* bottom right center */
+ SNDRV_CHMAP_LAST = SNDRV_CHMAP_BRC,
};
#define SNDRV_CHMAP_POSITION_MASK 0xffff