Commit c37f7344 authored Feb 28, 2019 by Olivier Moysan Committed by Greg Kroah-Hartman May 10, 2019

ASoC: stm32: sai: fix exposed capabilities in spdif mode



[ Upstream commit b8468192971807c43a80d6e2c41f83141cb7b211 ]

Change capabilities exposed in SAI S/PDIF mode, to match
actually supported formats.
In S/PDIF mode only 32 bits stereo is supported.

Signed-off-by: Olivier Moysan <olivier.moysan@st.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent 2aeceaaf

sound/soc/stm/stm32_sai_sub.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -498,6 +498,14 @@ static int stm32_sai_startup(struct snd_pcm_substream *substream,

		sai->substream = substream;

		if (STM_SAI_PROTOCOL_IS_SPDIF(sai)) {
		snd_pcm_hw_constraint_mask64(substream->runtime,
		SNDRV_PCM_HW_PARAM_FORMAT,
		SNDRV_PCM_FMTBIT_S32_LE);
		snd_pcm_hw_constraint_single(substream->runtime,
		SNDRV_PCM_HW_PARAM_CHANNELS, 2);
		}

		ret = clk_prepare_enable(sai->sai_ck);
		if (ret < 0) {
		dev_err(cpu_dai->dev, "Failed to enable clock: %d\n", ret);