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Groups > linux.kernel > #1387164

[PATCH] ASoC: mediatek: HDMI audio LR channel swapped

From PC Liao <pc.liao@mediatek.com>
Newsgroups linux.kernel
Subject [PATCH] ASoC: mediatek: HDMI audio LR channel swapped
Date 2016-04-26 08:40 +0200
Message-ID <rs4P7-2R0-3@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

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Because LRCK of TDM use High to Low as default setting, this patch
changes the TDM setting to inverse LRCK.

Signed-off-by: PC Liao <pc.liao@mediatek.com>
---
 sound/soc/mediatek/mtk-afe-pcm.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/mediatek/mtk-afe-pcm.c b/sound/soc/mediatek/mtk-afe-pcm.c
index f1c58a2..2b5df2e 100644
--- a/sound/soc/mediatek/mtk-afe-pcm.c
+++ b/sound/soc/mediatek/mtk-afe-pcm.c
@@ -123,6 +123,7 @@
 #define AFE_TDM_CON1_WLEN_32BIT		(0x2 << 8)
 #define AFE_TDM_CON1_MSB_ALIGNED	(0x1 << 4)
 #define AFE_TDM_CON1_1_BCK_DELAY	(0x1 << 3)
+#define AFE_TDM_CON1_LRCK_INV		(0x1 << 2)
 #define AFE_TDM_CON1_BCK_INV		(0x1 << 1)
 #define AFE_TDM_CON1_EN			(0x1 << 0)
 
@@ -449,6 +450,7 @@ static int mtk_afe_hdmi_prepare(struct snd_pcm_substream *substream,
 			      runtime->rate * runtime->channels * 32);
 
 	val = AFE_TDM_CON1_BCK_INV |
+	      AFE_TDM_CON1_LRCK_INV |
 	      AFE_TDM_CON1_1_BCK_DELAY |
 	      AFE_TDM_CON1_MSB_ALIGNED | /* I2S mode */
 	      AFE_TDM_CON1_WLEN_32BIT |
-- 
1.7.9.5

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[PATCH] ASoC: mediatek: HDMI audio LR channel swapped PC Liao <pc.liao@mediatek.com> - 2016-04-26 08:40 +0200
  Applied "ASoC: mediatek: HDMI audio LR channel swapped" to the asoc tree Mark Brown <broonie@kernel.org> - 2016-04-26 12:30 +0200

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