From: Ranjani Sridharan ranjani.sridharan@linux.intel.com
Add the indirections required at the core level for platform-specific operations on ack.
Note that on errors in the .ack the ALSA core will restore the previous appl_ptr.
Reviewed-by: Péter Ujfalusi peter.ujfalusi@linux.intel.com Reviewed-by: Kai Vehmanen kai.vehmanen@linux.intel.com Signed-off-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/sof/ops.h | 10 ++++++++++ sound/soc/sof/pcm.c | 9 +++++++++ sound/soc/sof/sof-priv.h | 3 +++ 3 files changed, 22 insertions(+)
diff --git a/sound/soc/sof/ops.h b/sound/soc/sof/ops.h index a93aa5b943b2..ca63efce493b 100644 --- a/sound/soc/sof/ops.h +++ b/sound/soc/sof/ops.h @@ -449,6 +449,16 @@ snd_sof_pcm_platform_pointer(struct snd_sof_dev *sdev, return 0; }
+/* pcm ack */ +static inline int snd_sof_pcm_platform_ack(struct snd_sof_dev *sdev, + struct snd_pcm_substream *substream) +{ + if (sof_ops(sdev) && sof_ops(sdev)->pcm_ack) + return sof_ops(sdev)->pcm_ack(sdev, substream); + + return 0; +} + #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_PROBES) static inline int snd_sof_probe_compr_assign(struct snd_sof_dev *sdev, diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c index 374df2dfa816..172a2737eaac 100644 --- a/sound/soc/sof/pcm.c +++ b/sound/soc/sof/pcm.c @@ -864,6 +864,14 @@ static void sof_pcm_remove(struct snd_soc_component *component) snd_soc_tplg_component_remove(component); }
+static int sof_pcm_ack(struct snd_soc_component *component, + struct snd_pcm_substream *substream) +{ + struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); + + return snd_sof_pcm_platform_ack(sdev, substream); +} + void snd_sof_new_platform_drv(struct snd_sof_dev *sdev) { struct snd_soc_component_driver *pd = &sdev->plat_drv; @@ -882,6 +890,7 @@ void snd_sof_new_platform_drv(struct snd_sof_dev *sdev) pd->hw_free = sof_pcm_hw_free; pd->trigger = sof_pcm_trigger; pd->pointer = sof_pcm_pointer; + pd->ack = sof_pcm_ack;
#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_PROBES) pd->compress_ops = &sof_probe_compressed_ops; diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h index 1289e2efeb62..753b6ef27f40 100644 --- a/sound/soc/sof/sof-priv.h +++ b/sound/soc/sof/sof-priv.h @@ -189,6 +189,9 @@ struct snd_sof_dsp_ops { snd_pcm_uframes_t (*pcm_pointer)(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream); /* optional */
+ /* pcm ack */ + int (*pcm_ack)(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream); /* optional */ + #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_PROBES) /* Except for probe_pointer, all probe ops are mandatory */ int (*probe_assign)(struct snd_sof_dev *sdev,