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authorOlivier Moysan <olivier.moysan@st.com>2018-03-13 17:27:08 +0100
committerMark Brown <broonie@kernel.org>2018-03-13 09:42:08 -0700
commit2e78a5562ebc2e4bbdfd7f7729385b3acc94c36e (patch)
treeb63d81fb2b5c9ff0170d647e6efa2b8adcaf114b /include/sound
parentb84acf44d5b86597cebcb6aca16e7dd9ca2b0294 (diff)
downloadlinux-2e78a5562ebc2e4bbdfd7f7729385b3acc94c36e.tar.bz2
ASoC: dmaengine_pcm: document process callback
Add missing description of process callback. Fixes: 78648092ef46 ("ASoC: dmaengine_pcm: add processing support") Signed-off-by: Olivier Moysan <olivier.moysan@st.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/dmaengine_pcm.h2
1 files changed, 2 insertions, 0 deletions
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.