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 --- include/uapi/sound/asound.h | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h index 515b8fc..1774a5c 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