added 16bit resolution support for bt i2s instance for stoney.
Signed-off-by: Vijendar Mukunda Vijendar.Mukunda@amd.com --- sound/soc/amd/acp-pcm-dma.c | 29 +++++++++++++++++++++++------ sound/soc/amd/acp.h | 1 + 2 files changed, 24 insertions(+), 6 deletions(-)
diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c index c695e42..92b163a 100644 --- a/sound/soc/amd/acp-pcm-dma.c +++ b/sound/soc/amd/acp-pcm-dma.c @@ -916,12 +916,29 @@ static int acp_dma_hw_params(struct snd_pcm_substream *substream, 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); + val = acp_reg_read(adata->acp_mmio, + mmACP_I2S_16BIT_RESOLUTION_EN); + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { + switch (rtd->i2s_play_instance) { + case I2S_BT_INSTANCE: + val |= ACP_I2S_BT_16BIT_RESOLUTION_EN; + break; + case I2S_SP_INSTANCE: + default: + val |= ACP_I2S_SP_16BIT_RESOLUTION_EN; + } + } else { + switch (rtd->i2s_capture_instance) { + case I2S_BT_INSTANCE: + val |= ACP_I2S_BT_16BIT_RESOLUTION_EN; + break; + case I2S_SP_INSTANCE: + default: + 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); diff --git a/sound/soc/amd/acp.h b/sound/soc/amd/acp.h index b697dcb..a91f0a9 100644 --- a/sound/soc/amd/acp.h +++ b/sound/soc/amd/acp.h @@ -106,6 +106,7 @@ #define mmACP_I2S_16BIT_RESOLUTION_EN 0x5209 #define ACP_I2S_MIC_16BIT_RESOLUTION_EN 0x01 #define ACP_I2S_SP_16BIT_RESOLUTION_EN 0x02 +#define ACP_I2S_BT_16BIT_RESOLUTION_EN 0x04 enum acp_dma_priority_level { /* 0x0 Specifies the DMA channel is given normal priority */ ACP_DMA_PRIORITY_LEVEL_NORMAL = 0x0,