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ASoC: soc-compress: Deduce stream direction

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Previously we just hard coded all streams as playback streams, this
patch checks the DAI to see if it is a capture or playback stream. It is
worth noting that at this time only unidirectional streams are
supported.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Charles Keepax 2013-04-18 11:02:38 +01:00 committed by Takashi Iwai
parent 49bb6402f1
commit daa2db59ce
1 changed files with 8 additions and 1 deletions
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9
sound/soc/soc-compress.c
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@ -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");