diff options
| author | Vijendar Mukunda <Vijendar.Mukunda@amd.com> | 2024-06-17 12:58:41 +0530 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2024-06-21 13:18:09 +0100 |
| commit | 8978e1f7bc26655e0373c4a6b31e17fcdd497329 (patch) | |
| tree | 963160b6543a397d3e12a3ad5b54ee9ef9825573 /sound/soc/amd/acp/acp-platform.c | |
| parent | d85695b01cbb2455a2f70528bb9e53f2463a39cf (diff) | |
ASoC: amd: acp: add pcm constraints for buffer size and period size
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>
Diffstat (limited to 'sound/soc/amd/acp/acp-platform.c')
| -rw-r--r-- | sound/soc/amd/acp/acp-platform.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/sound/soc/amd/acp/acp-platform.c b/sound/soc/amd/acp/acp-platform.c index aaac8aa744cb..4f409cd09c11 100644 --- a/sound/soc/amd/acp/acp-platform.c +++ b/sound/soc/amd/acp/acp-platform.c @@ -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"); |