Commit 7cc17a31 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

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: default avatarTakashi Iwai <tiwai@suse.de>
parent 48779a0b

include/uapi/sound/asound.h

+11 −1
Original line number Diff line number Diff line
@@ -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

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