added 16bit resolution support for bt i2s instance for stoney.
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@xxxxxxx>
---
sound/soc/amd/acp-pcm-dma.c | 23 +++++++++++++++++++----
sound/soc/amd/acp.h | 1 +
2 files changed, 20 insertions(+), 4 deletions(-)
diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c
index ad46719..a6787ac 100644
--- a/sound/soc/amd/acp-pcm-dma.c
+++ b/sound/soc/amd/acp-pcm-dma.c
@@ -919,10 +919,25 @@ static int acp_dma_hw_params(struct snd_pcm_substream *substream,
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;
+ 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);
diff --git a/sound/soc/amd/acp.h b/sound/soc/amd/acp.h
index d40749a..cd83a03 100644
--- a/sound/soc/amd/acp.h
+++ b/sound/soc/amd/acp.h
@@ -105,6 +105,7 @@
#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
#define I2S_SP_INSTANCE 1
#define I2S_BT_INSTANCE 3
enum acp_dma_priority_level {
--
2.7.4
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