linux-kernel - [PATCH 5.11 019/152] ASoC: mediatek: mt8192: fix tdm out data is valid on rising edge

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Message-Id: <20210405085034.863501797@linuxfoundation.org>
Date:   Mon,  5 Apr 2021 10:52:48 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Jiaxin Yu <jiaxin.yu@...iatek.com>,
        Mark Brown <broonie@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.11 019/152] ASoC: mediatek: mt8192: fix tdm out data is valid on rising edge

From: Jiaxin Yu <jiaxin.yu@...iatek.com>

[ Upstream commit 8d06b9633a66f41fed520f6eebd163189518ba79 ]

This patch correct tdm out bck inverse register to AUDIO_TOP_CON3[3].

Signed-off-by: Jiaxin Yu <jiaxin.yu@...iatek.com>
Link: https://lore.kernel.org/r/1615516005-781-1-git-send-email-jiaxin.yu@mediatek.com
Signed-off-by: Mark Brown <broonie@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 sound/soc/mediatek/mt8192/mt8192-dai-tdm.c | 4 +++-
 sound/soc/mediatek/mt8192/mt8192-reg.h     | 8 +++++---
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/sound/soc/mediatek/mt8192/mt8192-dai-tdm.c b/sound/soc/mediatek/mt8192/mt8192-dai-tdm.c
index 8383536b7ae0..504293de2c0d 100644
--- a/sound/soc/mediatek/mt8192/mt8192-dai-tdm.c
+++ b/sound/soc/mediatek/mt8192/mt8192-dai-tdm.c
@@ -555,7 +555,9 @@ static int mtk_dai_tdm_hw_params(struct snd_pcm_substream *substream,
 
 	/* set tdm */
 	if (tdm_priv->bck_invert)
-		tdm_con |= 1 << BCK_INVERSE_SFT;
+		regmap_update_bits(afe->regmap, AUDIO_TOP_CON3,
+				   BCK_INVERSE_MASK_SFT,
+				   0x1 << BCK_INVERSE_SFT);
 
 	if (tdm_priv->lck_invert)
 		tdm_con |= 1 << LRCK_INVERSE_SFT;
diff --git a/sound/soc/mediatek/mt8192/mt8192-reg.h b/sound/soc/mediatek/mt8192/mt8192-reg.h
index 562f25c79c34..b9fb80d4afec 100644
--- a/sound/soc/mediatek/mt8192/mt8192-reg.h
+++ b/sound/soc/mediatek/mt8192/mt8192-reg.h
@@ -21,6 +21,11 @@ enum {
 /*****************************************************************************
  *                  R E G I S T E R       D E F I N I T I O N
  *****************************************************************************/
+/* AUDIO_TOP_CON3 */
+#define BCK_INVERSE_SFT                              3
+#define BCK_INVERSE_MASK                             0x1
+#define BCK_INVERSE_MASK_SFT                         (0x1 << 3)
+
 /* AFE_DAC_CON0 */
 #define VUL12_ON_SFT                                   31
 #define VUL12_ON_MASK                                  0x1
@@ -2079,9 +2084,6 @@ enum {
 #define TDM_EN_SFT                                     0
 #define TDM_EN_MASK                                    0x1
 #define TDM_EN_MASK_SFT                                (0x1 << 0)
-#define BCK_INVERSE_SFT                                1
-#define BCK_INVERSE_MASK                               0x1
-#define BCK_INVERSE_MASK_SFT                           (0x1 << 1)
 #define LRCK_INVERSE_SFT                               2
 #define LRCK_INVERSE_MASK                              0x1
 #define LRCK_INVERSE_MASK_SFT                          (0x1 << 2)
-- 
2.30.1