snd_pcm_lib_preallocate_pages() and co always succeed, so the error check is simply redundant. Drop it.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/soc/intel/atom/sst-mfld-platform-pcm.c | 9 ++------- sound/soc/intel/baytrail/sst-baytrail-pcm.c | 15 ++++----------- sound/soc/intel/haswell/sst-haswell-pcm.c | 10 ++-------- sound/soc/intel/skylake/skl-pcm.c | 9 ++------- 4 files changed, 10 insertions(+), 33 deletions(-)
diff --git a/sound/soc/intel/atom/sst-mfld-platform-pcm.c b/sound/soc/intel/atom/sst-mfld-platform-pcm.c index 91a2436ce952..985abda3bfbb 100644 --- a/sound/soc/intel/atom/sst-mfld-platform-pcm.c +++ b/sound/soc/intel/atom/sst-mfld-platform-pcm.c @@ -687,20 +687,15 @@ static int sst_pcm_new(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_dai *dai = rtd->cpu_dai; struct snd_pcm *pcm = rtd->pcm; - int retval = 0;
if (dai->driver->playback.channels_min || dai->driver->capture.channels_min) { - retval = snd_pcm_lib_preallocate_pages_for_all(pcm, + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_CONTINUOUS, snd_dma_continuous_data(GFP_DMA), SST_MIN_BUFFER, SST_MAX_BUFFER); - if (retval) { - dev_err(rtd->dev, "dma buffer allocation failure\n"); - return retval; - } } - return retval; + return 0; }
static int sst_soc_probe(struct snd_soc_component *component) diff --git a/sound/soc/intel/baytrail/sst-baytrail-pcm.c b/sound/soc/intel/baytrail/sst-baytrail-pcm.c index aabb35bf6b96..aa358073ac0f 100644 --- a/sound/soc/intel/baytrail/sst-baytrail-pcm.c +++ b/sound/soc/intel/baytrail/sst-baytrail-pcm.c @@ -327,23 +327,16 @@ static int sst_byt_pcm_new(struct snd_soc_pcm_runtime *rtd) size_t size; struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME); struct sst_pdata *pdata = dev_get_platdata(component->dev); - int ret = 0;
if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream || pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) { size = sst_byt_pcm_hardware.buffer_bytes_max; - ret = snd_pcm_lib_preallocate_pages_for_all(pcm, - SNDRV_DMA_TYPE_DEV, - pdata->dma_dev, - size, size); - if (ret) { - dev_err(rtd->dev, "dma buffer allocation failed %d\n", - ret); - return ret; - } + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, + pdata->dma_dev, + size, size); }
- return ret; + return 0; }
static struct snd_soc_dai_driver byt_dais[] = { diff --git a/sound/soc/intel/haswell/sst-haswell-pcm.c b/sound/soc/intel/haswell/sst-haswell-pcm.c index fe2c826e710c..f21a7f2c11c2 100644 --- a/sound/soc/intel/haswell/sst-haswell-pcm.c +++ b/sound/soc/intel/haswell/sst-haswell-pcm.c @@ -946,27 +946,21 @@ static int hsw_pcm_new(struct snd_soc_pcm_runtime *rtd) struct sst_pdata *pdata = dev_get_platdata(component->dev); struct hsw_priv_data *priv_data = dev_get_drvdata(component->dev); struct device *dev = pdata->dma_dev; - int ret = 0;
if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream || pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) { - ret = snd_pcm_lib_preallocate_pages_for_all(pcm, + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG, dev, hsw_pcm_hardware.buffer_bytes_max, hsw_pcm_hardware.buffer_bytes_max); - if (ret) { - dev_err(rtd->dev, "dma buffer allocation failed %d\n", - ret); - return ret; - } } if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) priv_data->pcm[rtd->cpu_dai->id][SNDRV_PCM_STREAM_PLAYBACK].hsw_pcm = pcm; if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) priv_data->pcm[rtd->cpu_dai->id][SNDRV_PCM_STREAM_CAPTURE].hsw_pcm = pcm;
- return ret; + return 0; }
#define HSW_FORMATS \ diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c index 557f80c0bfe5..20c88c677473 100644 --- a/sound/soc/intel/skylake/skl-pcm.c +++ b/sound/soc/intel/skylake/skl-pcm.c @@ -1289,7 +1289,6 @@ static int skl_pcm_new(struct snd_soc_pcm_runtime *rtd) struct hdac_bus *bus = dev_get_drvdata(dai->dev); struct snd_pcm *pcm = rtd->pcm; unsigned int size; - int retval = 0; struct skl *skl = bus_to_skl(bus);
if (dai->driver->playback.channels_min || @@ -1298,17 +1297,13 @@ static int skl_pcm_new(struct snd_soc_pcm_runtime *rtd) size = CONFIG_SND_HDA_PREALLOC_SIZE * 1024; if (size > MAX_PREALLOC_SIZE) size = MAX_PREALLOC_SIZE; - retval = snd_pcm_lib_preallocate_pages_for_all(pcm, + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(skl->pci), size, MAX_PREALLOC_SIZE); - if (retval) { - dev_err(dai->dev, "dma buffer allocation fail\n"); - return retval; - } }
- return retval; + return 0; }
static int skl_get_module_info(struct skl *skl, struct skl_module_cfg *mconfig)