diff options
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/soc-compress.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c index 29093a306ea2..3853f7eb3f28 100644 --- a/sound/soc/soc-compress.c +++ b/sound/soc/soc-compress.c @@ -315,7 +315,7 @@ static int soc_compr_pointer(struct snd_compr_stream *cstream, } static int soc_compr_copy(struct snd_compr_stream *cstream, - const char __user *buf, size_t count) + char __user *buf, size_t count) { struct snd_soc_pcm_runtime *rtd = cstream->private_data; struct snd_soc_platform *platform = rtd->platform; @@ -384,7 +384,14 @@ int soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) /* check client and interface hw capabilities */ snprintf(new_name, sizeof(new_name), "%s %s-%d", rtd->dai_link->stream_name, codec_dai->name, num); - direction = SND_COMPRESS_PLAYBACK; + + if (codec_dai->driver->playback.channels_min) + direction = SND_COMPRESS_PLAYBACK; + else if (codec_dai->driver->capture.channels_min) + direction = SND_COMPRESS_CAPTURE; + else + return -EINVAL; + compr = kzalloc(sizeof(*compr), GFP_KERNEL); if (compr == NULL) { snd_printk(KERN_ERR "Cannot allocate compr\n"); |