ASoC: dapm: Add startup & shutdown for dai_links
For DAI link events, DSPs would like to get notified for startup
and shutdown event as well apart for existing hw_params. This
helps managing DSP resource allocation and freeup on these events
So add support for startup and shutdown for
snd_soc_dai_link_event()
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/soc-dapm.c b/sound/soc/soc-dapm.c
index 9762ac4..a28d6a1 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -3478,11 +3478,29 @@
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
substream.stream = SNDRV_PCM_STREAM_CAPTURE;
+ if (source->driver->ops && source->driver->ops->startup) {
+ ret = source->driver->ops->startup(&substream, source);
+ if (ret < 0) {
+ dev_err(source->dev,
+ "ASoC: startup() failed: %d\n", ret);
+ goto out;
+ }
+ source->active++;
+ }
ret = soc_dai_hw_params(&substream, params, source);
if (ret < 0)
goto out;
substream.stream = SNDRV_PCM_STREAM_PLAYBACK;
+ if (sink->driver->ops && sink->driver->ops->startup) {
+ ret = sink->driver->ops->startup(&substream, sink);
+ if (ret < 0) {
+ dev_err(sink->dev,
+ "ASoC: startup() failed: %d\n", ret);
+ goto out;
+ }
+ sink->active++;
+ }
ret = soc_dai_hw_params(&substream, params, sink);
if (ret < 0)
goto out;
@@ -3502,6 +3520,18 @@
if (ret != 0 && ret != -ENOTSUPP)
dev_warn(sink->dev, "ASoC: Failed to mute: %d\n", ret);
ret = 0;
+
+ source->active--;
+ if (source->driver->ops && source->driver->ops->shutdown) {
+ substream.stream = SNDRV_PCM_STREAM_CAPTURE;
+ source->driver->ops->shutdown(&substream, source);
+ }
+
+ sink->active--;
+ if (sink->driver->ops && sink->driver->ops->shutdown) {
+ substream.stream = SNDRV_PCM_STREAM_PLAYBACK;
+ sink->driver->ops->shutdown(&substream, sink);
+ }
break;
default:
