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authorVinod Koul <vinod.koul@intel.com>2016-03-04 20:25:29 +0530
committerTakashi Iwai <tiwai@suse.de>2016-03-04 17:49:42 +0100
commit862bca5d16c631d0a5d39a6f24857a5148970afb (patch)
treea7ab8f9be836e1700068716736310455f582d709 /sound/core
parent35383a24129a47a0b8365ed17d3dcd2f75175929 (diff)
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ALSA: compress: Add SNDRV_PCM_STATE_PREPARED state explanation
Stream states were explained in the code comments but SNDRV_PCM_STATE_PREPARED was missed so add it Signed-off-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core')
-rw-r--r--sound/core/compress_offload.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c
index 9e7c2f0831d7..a5b213e4cd7b 100644
--- a/sound/core/compress_offload.c
+++ b/sound/core/compress_offload.c
@@ -74,6 +74,9 @@ struct snd_compr_file {
* SNDRV_PCM_STATE_SETUP: When stream has been initialized. This is done by
* calling SNDRV_COMPRESS_SET_PARAMS. running streams will come to this
* state at stop by calling SNDRV_COMPRESS_STOP, or at end of drain.
+ * SNDRV_PCM_STATE_PREPARED: When a stream has been written to (for
+ * playback only). User after setting up stream writes the data buffer
+ * before starting the stream.
* SNDRV_PCM_STATE_RUNNING: When stream has been started and is
* decoding/encoding and rendering/capturing data.
* SNDRV_PCM_STATE_DRAINING: When stream is draining current data. This is done