ASoC: Intel: Skylake: Reset DSP pipe when host/link DMA is reset
In case of XRUN recovery PCM prepare will be called. In this case
Host/Link DMAs are reset and reconfigured, hence the corresponding
FE/BE pipe needs to be reset in order to get to a clean state.
Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c
index 7c81b31..ff04917 100644
--- a/sound/soc/intel/skylake/skl-pcm.c
+++ b/sound/soc/intel/skylake/skl-pcm.c
@@ -227,16 +227,25 @@
struct snd_soc_dai *dai)
{
struct hdac_ext_stream *stream = get_hdac_ext_stream(substream);
+ struct skl *skl = get_skl_ctx(dai->dev);
unsigned int format_val;
int err;
+ struct skl_module_cfg *mconfig;
dev_dbg(dai->dev, "%s: %s\n", __func__, dai->name);
+ mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream);
+
format_val = skl_get_format(substream, dai);
dev_dbg(dai->dev, "stream_tag=%d formatvalue=%d\n",
hdac_stream(stream)->stream_tag, format_val);
snd_hdac_stream_reset(hdac_stream(stream));
+ /* In case of XRUN recovery, reset the FW pipe to clean state */
+ if (mconfig && (substream->runtime->status->state ==
+ SNDRV_PCM_STATE_XRUN))
+ skl_reset_pipe(skl->skl_sst, mconfig->pipe);
+
err = snd_hdac_stream_set_params(hdac_stream(stream), format_val);
if (err < 0)
return err;
@@ -521,6 +530,8 @@
struct skl_dma_params *dma_params;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct hdac_ext_link *link;
+ struct skl *skl = get_skl_ctx(dai->dev);
+ struct skl_module_cfg *mconfig = NULL;
dma_params = (struct skl_dma_params *)
snd_soc_dai_get_dma_data(codec_dai, substream);
@@ -535,6 +546,12 @@
snd_hdac_ext_link_stream_reset(link_dev);
+ /* In case of XRUN recovery, reset the FW pipe to clean state */
+ mconfig = skl_tplg_be_get_cpr_module(dai, substream->stream);
+ if (mconfig && (substream->runtime->status->state ==
+ SNDRV_PCM_STATE_XRUN))
+ skl_reset_pipe(skl->skl_sst, mconfig->pipe);
+
snd_hdac_ext_link_stream_setup(link_dev, format_val);
snd_hdac_ext_link_set_stream_id(link, hdac_stream(link_dev)->stream_tag);