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Diffstat (limited to 'sound/soc/amd/acp-pcm-dma.c')
-rw-r--r--sound/soc/amd/acp-pcm-dma.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c
index c33a512283a4..9fb356db3ab2 100644
--- a/sound/soc/amd/acp-pcm-dma.c
+++ b/sound/soc/amd/acp-pcm-dma.c
@@ -579,13 +579,6 @@ static int acp_init(void __iomem *acp_mmio, u32 asic_type)
for (bank = 1; bank < 48; bank++)
acp_set_sram_bank_state(acp_mmio, bank, false);
}
-
- /* Stoney supports 16bit resolution */
- if (asic_type == CHIP_STONEY) {
- val = acp_reg_read(acp_mmio, mmACP_I2S_16BIT_RESOLUTION_EN);
- val |= 0x03;
- acp_reg_write(val, acp_mmio, mmACP_I2S_16BIT_RESOLUTION_EN);
- }
return 0;
}
@@ -774,6 +767,7 @@ static int acp_dma_hw_params(struct snd_pcm_substream *substream,
{
int status;
uint64_t size;
+ u32 val = 0;
struct page *pg;
struct snd_pcm_runtime *runtime;
struct audio_substream_data *rtd;
@@ -786,6 +780,14 @@ static int acp_dma_hw_params(struct snd_pcm_substream *substream,
if (WARN_ON(!rtd))
return -EINVAL;
+ if (adata->asic_type == CHIP_STONEY) {
+ val = acp_reg_read(adata->acp_mmio, mmACP_I2S_16BIT_RESOLUTION_EN);
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ val |= ACP_I2S_SP_16BIT_RESOLUTION_EN;
+ else
+ val |= ACP_I2S_MIC_16BIT_RESOLUTION_EN;
+ acp_reg_write(val, adata->acp_mmio, mmACP_I2S_16BIT_RESOLUTION_EN);
+ }
size = params_buffer_bytes(params);
status = snd_pcm_lib_malloc_pages(substream, size);
if (status < 0)