add pcm_hw_params callback for mt8186 to support continue
update dma host position
Signed-off-by: Chunxu Li <chunxu.li@xxxxxxxxxxxx>
---
sound/soc/sof/mediatek/mt8186/mt8186.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/sound/soc/sof/mediatek/mt8186/mt8186.c b/sound/soc/sof/mediatek/mt8186/mt8186.c
index a1be5d74f40b..9ec89fc7fec0 100644
--- a/sound/soc/sof/mediatek/mt8186/mt8186.c
+++ b/sound/soc/sof/mediatek/mt8186/mt8186.c
@@ -460,6 +460,16 @@ static int mt8186_get_bar_index(struct snd_sof_dev *sdev, u32 type)
return type;
}
+static int mt8186_pcm_hw_params(struct snd_sof_dev *sdev,
+ struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_sof_platform_stream_params *platform_params)
+{
+ platform_params->cont_update_posn = 1;
+
+ return 0;
+}
+
static struct snd_soc_dai_driver mt8186_dai[] = {
{
.name = "SOF_DL1",
@@ -526,6 +536,7 @@ static struct snd_sof_dsp_ops sof_mt8186_ops = {
/* stream callbacks */
.pcm_open = sof_stream_pcm_open,
+ .pcm_hw_params = mt8186_pcm_hw_params,
.pcm_close = sof_stream_pcm_close,
/* firmware loading */
--
2.25.1
