[ALSA] remove incorrect usage of SNDRV_PCM_INFO_SYNC_START and snd_pcm_set_sync()

Set the SNDRV_PCM_INFO_SYNC_START flag and the substream's sync ID
(only) if the substream actually can be linked to another one.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 1 insertions, 5 deletions

diff --git a/sound/pci/cs5535audio/cs5535audio_pcm.c b/sound/pci/cs5535audio/cs5535audio_pcm.c
index 5450a9e8f133..ec920cbb2a71 100644
--- a/sound/pci/cs5535audio/cs5535audio_pcm.c
+++ b/sound/pci/cs5535audio/cs5535audio_pcm.c
@@ -43,7 +43,6 @@ static struct snd_pcm_hardware snd_cs5535audio_playback =
                                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
                                 SNDRV_PCM_INFO_MMAP_VALID |
                                 SNDRV_PCM_INFO_PAUSE |
-                                SNDRV_PCM_INFO_SYNC_START |
                                 SNDRV_PCM_INFO_RESUME
                                 ),
         .formats =              (
@@ -71,8 +70,7 @@ static struct snd_pcm_hardware snd_cs5535audio_capture =
                                 SNDRV_PCM_INFO_MMAP |
                                 SNDRV_PCM_INFO_INTERLEAVED |
                                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
-                                SNDRV_PCM_INFO_MMAP_VALID |
-                                SNDRV_PCM_INFO_SYNC_START
+                                SNDRV_PCM_INFO_MMAP_VALID
                                 ),
         .formats =              (
                                 SNDRV_PCM_FMTBIT_S16_LE
@@ -102,7 +100,6 @@ static int snd_cs5535audio_playback_open(struct snd_pcm_substream *substream)
         runtime->hw = snd_cs5535audio_playback;
         cs5535au->playback_substream = substream;
         runtime->private_data = &(cs5535au->dmas[CS5535AUDIO_DMA_PLAYBACK]);
-        snd_pcm_set_sync(substream);
         if ((err = snd_pcm_hw_constraint_integer(runtime,
                                 SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
                 return err;
@@ -348,7 +345,6 @@ static int snd_cs5535audio_capture_open(struct snd_pcm_substream *substream)
         runtime->hw = snd_cs5535audio_capture;
         cs5535au->capture_substream = substream;
         runtime->private_data = &(cs5535au->dmas[CS5535AUDIO_DMA_CAPTURE]);
-        snd_pcm_set_sync(substream);
         if ((err = snd_pcm_hw_constraint_integer(runtime,
                                          SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
                 return err;