diff options
| author | Vijendar Mukunda <Vijendar.Mukunda@amd.com> | 2020-05-19 22:34:21 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-05-19 19:49:54 +0100 |
| commit | 19cc20bd644f7baf279671c0647ef79c36f259a3 (patch) | |
| tree | 56753331656e96261497128147738ecb17dfa484 /sound | |
| parent | fdae433e5129c4ca87716de08fdcc0034d5aabc8 (diff) | |
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>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/amd/renoir/acp3x-pdm-dma.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/sound/soc/amd/renoir/acp3x-pdm-dma.c b/sound/soc/amd/renoir/acp3x-pdm-dma.c index b33c7aec7481..623dfd3ea705 100644 --- a/sound/soc/amd/renoir/acp3x-pdm-dma.c +++ b/sound/soc/amd/renoir/acp3x-pdm-dma.c @@ -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; } |