diff options
Diffstat (limited to 'sound/soc/sh/rcar/core.c')
-rw-r--r-- | sound/soc/sh/rcar/core.c | 120 |
1 files changed, 60 insertions, 60 deletions
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index 37cb61553d5f..56e8dae9a15c 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -1176,6 +1176,65 @@ of_node_compatible: return ret; } + +#define PREALLOC_BUFFER (32 * 1024) +#define PREALLOC_BUFFER_MAX (32 * 1024) + +static int rsnd_preallocate_pages(struct snd_soc_pcm_runtime *rtd, + struct rsnd_dai_stream *io, + int stream) +{ + struct rsnd_priv *priv = rsnd_io_to_priv(io); + struct device *dev = rsnd_priv_to_dev(priv); + struct snd_pcm_substream *substream; + + /* + * use Audio-DMAC dev if we can use IPMMU + * see + * rsnd_dmaen_attach() + */ + if (io->dmac_dev) + dev = io->dmac_dev; + + for (substream = rtd->pcm->streams[stream].substream; + substream; + substream = substream->next) { + snd_pcm_lib_preallocate_pages(substream, + SNDRV_DMA_TYPE_DEV, + dev, + PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); + } + + return 0; +} + +static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd, + struct snd_soc_dai *dai) +{ + struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); + int ret; + + ret = rsnd_dai_call(pcm_new, &rdai->playback, rtd); + if (ret) + return ret; + + ret = rsnd_dai_call(pcm_new, &rdai->capture, rtd); + if (ret) + return ret; + + ret = rsnd_preallocate_pages(rtd, &rdai->playback, + SNDRV_PCM_STREAM_PLAYBACK); + if (ret) + return ret; + + ret = rsnd_preallocate_pages(rtd, &rdai->capture, + SNDRV_PCM_STREAM_CAPTURE); + if (ret) + return ret; + + return 0; +} + static void __rsnd_dai_probe(struct rsnd_priv *priv, struct device_node *dai_np, int dai_i) @@ -1198,6 +1257,7 @@ static void __rsnd_dai_probe(struct rsnd_priv *priv, rdai->priv = priv; drv->name = rdai->name; drv->ops = &rsnd_soc_dai_ops; + drv->pcm_new = rsnd_pcm_new; snprintf(io_playback->name, RSND_DAI_NAME_SIZE, "DAI%d Playback", dai_i); @@ -1572,68 +1632,8 @@ int rsnd_kctrl_new(struct rsnd_mod *mod, /* * snd_soc_component */ - -#define PREALLOC_BUFFER (32 * 1024) -#define PREALLOC_BUFFER_MAX (32 * 1024) - -static int rsnd_preallocate_pages(struct snd_soc_pcm_runtime *rtd, - struct rsnd_dai_stream *io, - int stream) -{ - struct rsnd_priv *priv = rsnd_io_to_priv(io); - struct device *dev = rsnd_priv_to_dev(priv); - struct snd_pcm_substream *substream; - - /* - * use Audio-DMAC dev if we can use IPMMU - * see - * rsnd_dmaen_attach() - */ - if (io->dmac_dev) - dev = io->dmac_dev; - - for (substream = rtd->pcm->streams[stream].substream; - substream; - substream = substream->next) { - snd_pcm_lib_preallocate_pages(substream, - SNDRV_DMA_TYPE_DEV, - dev, - PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); - } - - return 0; -} - -static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_dai *dai = rtd->cpu_dai; - struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); - int ret; - - ret = rsnd_dai_call(pcm_new, &rdai->playback, rtd); - if (ret) - return ret; - - ret = rsnd_dai_call(pcm_new, &rdai->capture, rtd); - if (ret) - return ret; - - ret = rsnd_preallocate_pages(rtd, &rdai->playback, - SNDRV_PCM_STREAM_PLAYBACK); - if (ret) - return ret; - - ret = rsnd_preallocate_pages(rtd, &rdai->capture, - SNDRV_PCM_STREAM_CAPTURE); - if (ret) - return ret; - - return 0; -} - static const struct snd_soc_component_driver rsnd_soc_component = { .ops = &rsnd_pcm_ops, - .pcm_new = rsnd_pcm_new, .name = "rsnd", }; |