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[1/2] ASoC: SOF: mediatek: mt8195: Add pcm_hw_params callback

Message ID 20220924033559.26599-2-chunxu.li@mediatek.com (mailing list archive)
State New, archived
Headers show
Series ASoC: SOF: mediatek: mt8195: Add dsp_ops callback | expand

Commit Message

Chunxu Li Sept. 24, 2022, 3:35 a.m. UTC 
Add pcm_hw_params callback for mt8195 to support continue
update dma host position

Signed-off-by: Chunxu Li <chunxu.li@mediatek.com>
---
 sound/soc/sof/mediatek/mt8195/mt8195.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

Comments

AngeloGioacchino Del Regno Sept. 26, 2022, 8:23 a.m. UTC | #1 
Il 24/09/22 05:35, Chunxu Li ha scritto:
> Add pcm_hw_params callback for mt8195 to support continue
> update dma host position
> 
> Signed-off-by: Chunxu Li <chunxu.li@mediatek.com>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
diff mbox series

Patch

diff --git a/sound/soc/sof/mediatek/mt8195/mt8195.c b/sound/soc/sof/mediatek/mt8195/mt8195.c
index c12192c8a6f8..882fde741cf5 100644
--- a/sound/soc/sof/mediatek/mt8195/mt8195.c
+++ b/sound/soc/sof/mediatek/mt8195/mt8195.c
@@ -496,6 +496,16 @@  static int mt8195_get_bar_index(struct snd_sof_dev *sdev, u32 type)
 	return type;
 }
 
+static int mt8195_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 void mt8195_adsp_dump(struct snd_sof_dev *sdev, u32 flags)
 {
 	u32 dbg_pc, dbg_data, dbg_bus0, dbg_bus1, dbg_inst;
@@ -588,6 +598,7 @@  static struct snd_sof_dsp_ops sof_mt8195_ops = {
 
 	/* stream callbacks */
 	.pcm_open	= sof_stream_pcm_open,
+	.pcm_hw_params	= mt8195_pcm_hw_params,
 	.pcm_close	= sof_stream_pcm_close,
 
 	/* firmware loading */