Unverified Commit 2f45a4e2 authored by Meng Tang's avatar Meng Tang Committed by Mark Brown
Browse files

ASoC: rockchip: i2s_tdm: Fixup config for SND_SOC_DAIFMT_DSP_A/B 



SND_SOC_DAIFMT_DSP_A: PCM delay 1 bit mode, L data MSB after FRM LRC
SND_SOC_DAIFMT_DSP_B: PCM no delay mode, L data MSB during FRM LRC

Fixes: 081068fd (ASoC: rockchip: add support for i2s-tdm controller)

Signed-off-by: default avatarMeng Tang <tangmeng@uniontech.com>
Link: https://lore.kernel.org/r/20220318100146.23991-1-tangmeng@uniontech.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 5cb90dcb

sound/soc/rockchip/rockchip_i2s_tdm.c

+5 −5
Original line number Diff line number Diff line
@@ -469,14 +469,14 @@ static int rockchip_i2s_tdm_set_fmt(struct snd_soc_dai *cpu_dai, 
		txcr_val = I2S_TXCR_IBM_NORMAL;

		rxcr_val = I2S_RXCR_IBM_NORMAL;

		break;

	case SND_SOC_DAIFMT_DSP_A: /* PCM no delay mode */

		txcr_val = I2S_TXCR_TFS_PCM;

		rxcr_val = I2S_RXCR_TFS_PCM;

		break;

	case SND_SOC_DAIFMT_DSP_B: /* PCM delay 1 mode */

	case SND_SOC_DAIFMT_DSP_A: /* PCM delay 1 mode */

		txcr_val = I2S_TXCR_TFS_PCM | I2S_TXCR_PBM_MODE(1);

		rxcr_val = I2S_RXCR_TFS_PCM | I2S_RXCR_PBM_MODE(1);

		break;

	case SND_SOC_DAIFMT_DSP_B: /* PCM no delay mode */

		txcr_val = I2S_TXCR_TFS_PCM;

		rxcr_val = I2S_RXCR_TFS_PCM;

		break;

	default:

		ret = -EINVAL;

		goto err_pm_put;