From: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com
To support streaming across multiple links, the stream allocation/free needs to be at the dailink level, not the dai.
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Signed-off-by: Bard Liao yung-chuan.liao@linux.intel.com --- drivers/soundwire/intel.c | 57 +-------------------------------------- 1 file changed, 1 insertion(+), 56 deletions(-)
diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c index 3f2f23cf8020..2e1e1088a743 100644 --- a/drivers/soundwire/intel.c +++ b/drivers/soundwire/intel.c @@ -625,57 +625,6 @@ static int intel_post_bank_switch(struct sdw_bus *bus) * DAI routines */
-static int sdw_stream_setup(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct sdw_stream_runtime *sdw_stream = NULL; - char *name; - int i, ret; - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - name = kasprintf(GFP_KERNEL, "%s-Playback", dai->name); - else - name = kasprintf(GFP_KERNEL, "%s-Capture", dai->name); - - if (!name) - return -ENOMEM; - - sdw_stream = sdw_alloc_stream(name); - if (!sdw_stream) { - dev_err(dai->dev, "alloc stream failed for DAI %s", dai->name); - ret = -ENOMEM; - goto error; - } - - /* Set stream pointer on CPU DAI */ - ret = snd_soc_dai_set_sdw_stream(dai, sdw_stream, substream->stream); - if (ret < 0) { - dev_err(dai->dev, "failed to set stream pointer on cpu dai %s", - dai->name); - goto release_stream; - } - - /* Set stream pointer on all CODEC DAIs */ - for (i = 0; i < rtd->num_codecs; i++) { - ret = snd_soc_dai_set_sdw_stream(asoc_rtd_to_codec(rtd, i), sdw_stream, - substream->stream); - if (ret < 0) { - dev_err(dai->dev, "failed to set stream pointer on codec dai %s", - asoc_rtd_to_codec(rtd, i)->name); - goto release_stream; - } - } - - return 0; - -release_stream: - sdw_release_stream(sdw_stream); -error: - kfree(name); - return ret; -} - static int intel_startup(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { @@ -683,8 +632,7 @@ static int intel_startup(struct snd_pcm_substream *substream, * TODO: add pm_runtime support here, the startup callback * will make sure the IP is 'active' */ - - return sdw_stream_setup(substream, dai); + return 0; }
static int intel_hw_params(struct snd_pcm_substream *substream, @@ -852,9 +800,6 @@ intel_hw_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) return ret; }
- kfree(dma->stream->name); - sdw_release_stream(dma->stream); - return 0; }