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* [PATCH] ASoC: pcm3168a: Enable TDM support for DSP_A/B modes
@ 2019-04-17 11:31 Peter Ujfalusi
  2019-04-17 16:42 ` Applied "ASoC: pcm3168a: Enable TDM support for DSP_A/B modes" to the asoc tree Mark Brown
  2019-05-02  2:18 ` Mark Brown
  0 siblings, 2 replies; 3+ messages in thread
From: Peter Ujfalusi @ 2019-04-17 11:31 UTC (permalink / raw)
  To: broonie, lgirdwood; +Cc: alsa-devel, kuninori.morimoto.gx

The 24-bit TDM mode also applies to DSP_A and DSP_B modes.
Most dais on the SoC side can not interpret I2S/Left_j with other than 2
channels of audio.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
---
 sound/soc/codecs/pcm3168a.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/sound/soc/codecs/pcm3168a.c b/sound/soc/codecs/pcm3168a.c
index 08d3fe192e65..e0d5839fe1a7 100644
--- a/sound/soc/codecs/pcm3168a.c
+++ b/sound/soc/codecs/pcm3168a.c
@@ -457,13 +457,16 @@ static int pcm3168a_hw_params(struct snd_pcm_substream *substream,
 	if (chan > 2) {
 		switch (fmt) {
 		case PCM3168A_FMT_I2S:
+		case PCM3168A_FMT_DSP_A:
 			fmt = PCM3168A_FMT_I2S_TDM;
 			break;
 		case PCM3168A_FMT_LEFT_J:
+		case PCM3168A_FMT_DSP_B:
 			fmt = PCM3168A_FMT_LEFT_J_TDM;
 			break;
 		default:
-			dev_err(component->dev, "TDM is supported under I2S/Left_J only\n");
+			dev_err(component->dev,
+				"TDM is supported under DSP/I2S/Left_J only\n");
 			return -EINVAL;
 		}
 	}
@@ -526,6 +529,8 @@ static int pcm3168a_startup(struct snd_pcm_substream *substream,
 		break;
 	case PCM3168A_FMT_LEFT_J:
 	case PCM3168A_FMT_I2S:
+	case PCM3168A_FMT_DSP_A:
+	case PCM3168A_FMT_DSP_B:
 		sample_min  = 24;
 		channel_max = channel_maxs[tx];
 		break;
-- 
Peter

Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki

^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2019-05-02  2:18 UTC | newest]

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2019-04-17 11:31 [PATCH] ASoC: pcm3168a: Enable TDM support for DSP_A/B modes Peter Ujfalusi
2019-04-17 16:42 ` Applied "ASoC: pcm3168a: Enable TDM support for DSP_A/B modes" to the asoc tree Mark Brown
2019-05-02  2:18 ` Mark Brown

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