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ASoC: amd: acp: add pcm constraints for buffer size and period size

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ACP common dma driver has a buffer size and period size restriction
which should be 64 byte aligned. Add pcm constraints for the same.

Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Link: https://patch.msgid.link/20240617072844.871468-8-Vijendar.Mukunda@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Vijendar Mukunda 2024-06-17 12:58:41 +05:30 committed by Mark Brown
parent d85695b01c
commit 8978e1f7bc
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1 changed files with 14 additions and 0 deletions
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14
sound/soc/amd/acp/acp-platform.c
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@ -197,6 +197,20 @@ static int acp_dma_open(struct snd_soc_component *component, struct snd_pcm_subs
else
runtime->hw = acp_pcm_hardware_capture;
ret = snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, DMA_SIZE);
if (ret) {
dev_err(component->dev, "set hw constraint HW_PARAM_PERIOD_BYTES failed\n");
kfree(stream);
return ret;
}
ret = snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, DMA_SIZE);
if (ret) {
dev_err(component->dev, "set hw constraint HW_PARAM_BUFFER_BYTES failed\n");
kfree(stream);
return ret;
}
ret = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
if (ret < 0) {
dev_err(component->dev, "set integer constraint failed\n");