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authorRanjani Sridharan <ranjani.sridharan@linux.intel.com>2022-03-17 10:50:40 -0700
committerMark Brown <broonie@kernel.org>2022-03-18 16:04:49 +0000
commitbeac3f4cb66fa05e902768ae75ea691c4a2c0911 (patch)
treeae19e8899a9fbd87e223e13a8e87c426edca3954 /sound
parent621fd48c8cc8d77101a3ac69f7f058d3f8afdbcc (diff)
downloadlinux-beac3f4cb66fa05e902768ae75ea691c4a2c0911.tar.bz2
ASoC: SOF: Add trigger PCM op for IPC3
Add the trigger PCM op for IPC3 and use it. Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220317175044.1752400-16-ranjani.sridharan@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/sof/ipc3-pcm.c43
-rw-r--r--sound/soc/sof/pcm.c23
2 files changed, 49 insertions, 17 deletions
diff --git a/sound/soc/sof/ipc3-pcm.c b/sound/soc/sof/ipc3-pcm.c
index b715199a2aaa..d83d54540bbe 100644
--- a/sound/soc/sof/ipc3-pcm.c
+++ b/sound/soc/sof/ipc3-pcm.c
@@ -137,7 +137,50 @@ static int sof_ipc3_pcm_hw_params(struct snd_soc_component *component,
return ret;
}
+static int sof_ipc3_pcm_trigger(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream, int cmd)
+{
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
+ struct sof_ipc_stream stream;
+ struct sof_ipc_reply reply;
+ struct snd_sof_pcm *spcm;
+
+ spcm = snd_sof_find_spcm_dai(component, rtd);
+ if (!spcm)
+ return -EINVAL;
+
+ stream.hdr.size = sizeof(stream);
+ stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG;
+ stream.comp_id = spcm->stream[substream->stream].comp_id;
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_PAUSE;
+ break;
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_RELEASE;
+ break;
+ case SNDRV_PCM_TRIGGER_START:
+ stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_START;
+ break;
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ fallthrough;
+ case SNDRV_PCM_TRIGGER_STOP:
+ stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_STOP;
+ break;
+ default:
+ dev_err(component->dev, "Unhandled trigger cmd %d\n", cmd);
+ return -EINVAL;
+ }
+
+ /* send IPC to the DSP */
+ return sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream,
+ sizeof(stream), &reply, sizeof(reply));
+}
+
const struct sof_ipc_pcm_ops ipc3_pcm_ops = {
.hw_params = sof_ipc3_pcm_hw_params,
.hw_free = sof_ipc3_pcm_hw_free,
+ .trigger = sof_ipc3_pcm_trigger,
};
diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c
index 8a194c130981..dc55a04a1588 100644
--- a/sound/soc/sof/pcm.c
+++ b/sound/soc/sof/pcm.c
@@ -274,13 +274,12 @@ static int sof_pcm_trigger(struct snd_soc_component *component,
{
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
+ const struct sof_ipc_pcm_ops *pcm_ops = sdev->ipc->ops->pcm;
struct snd_sof_pcm *spcm;
- struct sof_ipc_stream stream;
- struct sof_ipc_reply reply;
bool reset_hw_params = false;
bool free_widget_list = false;
bool ipc_first = false;
- int ret;
+ int ret = 0;
/* nothing to do for BE */
if (rtd->dai_link->no_pcm)
@@ -293,17 +292,11 @@ static int sof_pcm_trigger(struct snd_soc_component *component,
dev_dbg(component->dev, "pcm: trigger stream %d dir %d cmd %d\n",
spcm->pcm.pcm_id, substream->stream, cmd);
- stream.hdr.size = sizeof(stream);
- stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG;
- stream.comp_id = spcm->stream[substream->stream].comp_id;
-
switch (cmd) {
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_PAUSE;
ipc_first = true;
break;
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_RELEASE;
break;
case SNDRV_PCM_TRIGGER_START:
if (spcm->stream[substream->stream].suspend_ignored) {
@@ -315,7 +308,6 @@ static int sof_pcm_trigger(struct snd_soc_component *component,
spcm->stream[substream->stream].suspend_ignored = false;
return 0;
}
- stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_START;
break;
case SNDRV_PCM_TRIGGER_SUSPEND:
if (sdev->system_suspend_target == SOF_SUSPEND_S0IX &&
@@ -332,13 +324,11 @@ static int sof_pcm_trigger(struct snd_soc_component *component,
free_widget_list = true;
fallthrough;
case SNDRV_PCM_TRIGGER_STOP:
- stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_STOP;
ipc_first = true;
reset_hw_params = true;
break;
default:
- dev_err(component->dev, "error: unhandled trigger cmd %d\n",
- cmd);
+ dev_err(component->dev, "Unhandled trigger cmd %d\n", cmd);
return -EINVAL;
}
@@ -349,11 +339,10 @@ static int sof_pcm_trigger(struct snd_soc_component *component,
if (!ipc_first)
snd_sof_pcm_platform_trigger(sdev, substream, cmd);
- /* send IPC to the DSP */
- ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream,
- sizeof(stream), &reply, sizeof(reply));
+ if (pcm_ops->trigger)
+ ret = pcm_ops->trigger(component, substream, cmd);
- /* need to STOP DMA even if STOP IPC failed */
+ /* need to STOP DMA even if trigger IPC failed */
if (ipc_first)
snd_sof_pcm_platform_trigger(sdev, substream, cmd);