ALSA: Define more channel map positions

[firefly-linux-kernel-4.4.55.git] / include / sound / asound.h

diff --git a/include/sound/asound.h b/include/sound/asound.h
index 27686da0f650fd5daf99960ded33042a47f08837..dfe7d441748c208501d0cc3c3806ba293da9b862 100644 (file)
--- a/include/sound/asound.h
+++ b/include/sound/asound.h
@@ -474,8 +474,10 @@ enum {
 
 /* channel positions */
 enum {
-       /* this follows the alsa-lib mixer channel value + 1 */
        SNDRV_CHMAP_UNKNOWN = 0,
+       SNDRV_CHMAP_NA,         /* N/A, silent */
+       SNDRV_CHMAP_MONO,       /* mono stream */
+       /* this follows the alsa-lib mixer channel value + 3 */
        SNDRV_CHMAP_FL,         /* front left */
        SNDRV_CHMAP_FR,         /* front right */
        SNDRV_CHMAP_RL,         /* rear left */
@@ -496,8 +498,13 @@ enum {
        SNDRV_CHMAP_FCH,        /* front center high */
        SNDRV_CHMAP_FRH,        /* front right high */
        SNDRV_CHMAP_TC,         /* top center */
-       SNDRV_CHMAP_NA,         /* N/A, silent */
-       SNDRV_CHMAP_LAST = SNDRV_CHMAP_NA,
+       SNDRV_CHMAP_TFL,        /* top front left */
+       SNDRV_CHMAP_TFR,        /* top front right */
+       SNDRV_CHMAP_TFC,        /* top front center */
+       SNDRV_CHMAP_TRL,        /* top rear left */
+       SNDRV_CHMAP_TRR,        /* top rear right */
+       SNDRV_CHMAP_TRC,        /* top rear center */
+       SNDRV_CHMAP_LAST = SNDRV_CHMAP_TRC,
 };
 
 #define SNDRV_CHMAP_POSITION_MASK      0xffff