File 0037-PCM-Add-more-chmap-definitions-for-UAC2.patch of Package alsa

From 67d692af480ed0656fb0fe7fdc6451374447dc7c Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Mon, 26 Nov 2012 18:10:26 +0100
Subject: [PATCH 37/38] PCM: Add more chmap definitions for UAC2

The new PCM chmap positions have been added in (to be) 3.8-rc1 kernel,
and now updated alsa-lib, too.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 include/pcm.h          | 13 +++++++++++--
 include/sound/asound.h | 12 +++++++++++-
 src/pcm/pcm.c          | 12 ++++++++++++
 3 files changed, 34 insertions(+), 3 deletions(-)

diff --git a/include/pcm.h b/include/pcm.h
index 1ce91e7..2235678 100644
--- a/include/pcm.h
+++ b/include/pcm.h
@@ -475,7 +475,7 @@ int snd_pcm_link(snd_pcm_t *pcm1, snd_pcm_t *pcm2);
 int snd_pcm_unlink(snd_pcm_t *pcm);
 
 /** channel mapping API version number */
-#define SND_CHMAP_API_VERSION	((1 << 16) | (0 << 8) | 0)
+#define SND_CHMAP_API_VERSION	((1 << 16) | (0 << 8) | 1)
 
 /** channel map list type */
 enum snd_pcm_chmap_type {
@@ -516,7 +516,16 @@ enum snd_pcm_chmap_position {
 	SND_CHMAP_TRL,		/** top rear left */
 	SND_CHMAP_TRR,		/** top rear right */
 	SND_CHMAP_TRC,		/** top rear center */
-	SND_CHMAP_LAST = SND_CHMAP_TRC,	/** last entry */
+	SND_CHMAP_TFLC,		/* top front left center */
+	SND_CHMAP_TFRC,		/* top front right center */
+	SND_CHMAP_TSL,		/* top side left */
+	SND_CHMAP_TSR,		/* top side right */
+	SND_CHMAP_LLFE,		/* left LFE */
+	SND_CHMAP_RLFE,		/* right LFE */
+	SND_CHMAP_BC,		/* bottom center */
+	SND_CHMAP_BLC,		/* bottom left center */
+	SND_CHMAP_BRC,		/* bottom right center */
+	SND_CHMAP_LAST = SND_CHMAP_BRC,
 };
 
 /** bitmask for channel position */
diff --git a/include/sound/asound.h b/include/sound/asound.h
index 515b8fc..1774a5c 100644
--- a/include/sound/asound.h
+++ b/include/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
diff --git a/src/pcm/pcm.c b/src/pcm/pcm.c
index e16b07f..d616705 100644
--- a/src/pcm/pcm.c
+++ b/src/pcm/pcm.c
@@ -7434,6 +7434,9 @@ static const char *chmap_names[SND_CHMAP_LAST + 1] = {
 	_NAME(FLH), _NAME(FCH), _NAME(FRH), _NAME(TC),
 	_NAME(TFL), _NAME(TFR), _NAME(TFC),
 	_NAME(TRL), _NAME(TRR), _NAME(TRC),
+	_NAME(TFLC), _NAME(TFRC), _NAME(TSL), _NAME(TSR),
+	_NAME(LLFE), _NAME(RLFE),
+	_NAME(BC), _NAME(BLC), _NAME(BRC),
 };
 #undef _NAME
 #endif
@@ -7480,6 +7483,15 @@ static const char *chmap_long_names[SND_CHMAP_LAST + 1] = {
 	[SND_CHMAP_TRL] = "Top Rear Left",
 	[SND_CHMAP_TRR] = "Top Rear Right",
 	[SND_CHMAP_TRC] = "Top Rear Center",
+	[SND_CHMAP_TFLC] = "Top Front Left Center",
+	[SND_CHMAP_TFRC] = "Top Front Right Center",
+	[SND_CHMAP_TSL] = "Top Side Left",
+	[SND_CHMAP_TSR] = "Top Side Right",
+	[SND_CHMAP_LLFE] = "Left LFE",
+	[SND_CHMAP_RLFE] = "Right LFE",
+	[SND_CHMAP_BC] = "Bottom Center",
+	[SND_CHMAP_BLC] = "Bottom Left Center",
+	[SND_CHMAP_BRC] = "Bottom Right Center",
 };
 
 /**
-- 
1.8.0.1