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ASoC: amd: refactoring dai_hw_params() callback 

Removed api config_pdm_stream_params().
Modified switch case for channel check.
Default case should return -EINVAL.

Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Link: https://lore.kernel.org/r/20200519143422.18255-2-Vijendar.Mukunda@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Vijendar Mukunda 2020-05-19 22:34:21 +08:00 committed by Mark Brown
parent fdae433e51
commit 19cc20bd64
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 5 additions and 10 deletions
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15
sound/soc/amd/renoir/acp3x-pdm-dma.c
View File

@ -72,14 +72,6 @@ static void init_pdm_ring_buffer(u32 physical_addr,
rn_writel(0x01, acp_base + ACPAXI2AXI_ATU_CTRL);
}
static void config_pdm_stream_params(unsigned int ch_mask,
void __iomem *acp_base)
{
rn_writel(ch_mask, acp_base + ACP_WOV_PDM_NO_OF_CHANNELS);
rn_writel(PDM_DECIMATION_FACTOR, acp_base +
ACP_WOV_PDM_DECIMATION_FACTOR);
}
static void enable_pdm_clock(void __iomem *acp_base)
{
u32 pdm_clk_enable, pdm_ctrl;
@ -332,11 +324,14 @@ static int acp_pdm_dai_hw_params(struct snd_pcm_substream *substream,
rtd = substream->runtime->private_data;
switch (params_channels(params)) {
case TWO_CH:
default:
ch_mask = 0x00;
break;
default:
return -EINVAL;
}
config_pdm_stream_params(ch_mask, rtd->acp_base);
rn_writel(ch_mask, rtd->acp_base + ACP_WOV_PDM_NO_OF_CHANNELS);
rn_writel(PDM_DECIMATION_FACTOR, rtd->acp_base +
ACP_WOV_PDM_DECIMATION_FACTOR);
return 0;
}