Add missing description of process callback.
Fixes: 78648092ef46 ("ASoC: dmaengine_pcm: add processing support")
Signed-off-by: Olivier Moysan <olivier.moysan@xxxxxx>
---
include/sound/dmaengine_pcm.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/sound/dmaengine_pcm.h b/include/sound/dmaengine_pcm.h
index 47ef486852ed..e3481eebdd98 100644
--- a/include/sound/dmaengine_pcm.h
+++ b/include/sound/dmaengine_pcm.h
@@ -118,6 +118,8 @@ void snd_dmaengine_pcm_set_config_from_dai_data(
* PCM substream. Will be called from the PCM drivers hwparams callback.
* @compat_request_channel: Callback to request a DMA channel for platforms
* which do not use devicetree.
+ * @process: Callback used to apply processing on samples transferred from/to
+ * user space.
* @compat_filter_fn: Will be used as the filter function when requesting a
* channel for platforms which do not use devicetree. The filter parameter
* will be the DAI's DMA data.
--
1.9.1
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