From: Kuninori Morimoto kuninori.morimoto.gx@renesas.com
"rtd" is handled by soc_xxx_pcm_runtime(), and "rtd->dev" is handled by soc_rtd_xxx().
There is no reason to separate these, and it makes code complex. We can create these in the same time.
This patch merges soc_rtd_init() into soc_new_pcm_runtime().
Signed-off-by: Kuninori Morimoto kuninori.morimoto.gx@renesas.com --- v1 -> v2
- separated into [04/14] and [05/14]
sound/soc/soc-core.c | 95 +++++++++++++++++++++++++++++----------------------- 1 file changed, 53 insertions(+), 42 deletions(-)
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index fe6cafd..b550fa9 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -355,8 +355,17 @@ EXPORT_SYMBOL_GPL(snd_soc_get_dai_substream);
static const struct snd_soc_ops null_snd_soc_ops;
+static void soc_release_rtd_dev(struct device *dev) +{ + /* "dev" means "rtd->dev" */ + kfree(dev); +} + static void soc_free_pcm_runtime(struct snd_soc_pcm_runtime *rtd) { + if (!rtd) + return; + kfree(rtd->codec_dais); snd_soc_rtdcom_del_all(rtd); list_del(&rtd->list); @@ -367,20 +376,54 @@ static struct snd_soc_pcm_runtime *soc_new_pcm_runtime( struct snd_soc_card *card, struct snd_soc_dai_link *dai_link) { struct snd_soc_pcm_runtime *rtd; + int ret;
+ /* + * for rtd + */ rtd = kzalloc(sizeof(struct snd_soc_pcm_runtime), GFP_KERNEL); if (!rtd) - return NULL; + goto free_rtd;
+ /* + * for rtd->codec_dais + */ rtd->codec_dais = kcalloc(dai_link->num_codecs, sizeof(struct snd_soc_dai *), GFP_KERNEL); - if (!rtd->codec_dais) { - kfree(rtd); - return NULL; + if (!rtd->codec_dais) + goto free_rtd; + + /* + * for rtd->dev + */ + rtd->dev = kzalloc(sizeof(struct device), GFP_KERNEL); + if (!rtd->dev) + goto free_rtd; + + rtd->dev->parent = card->dev; + rtd->dev->release = soc_release_rtd_dev; + rtd->dev->groups = soc_dev_attr_groups; + + dev_set_name(rtd->dev, "%s", dai_link->name); + dev_set_drvdata(rtd->dev, rtd); + + ret = device_register(rtd->dev); + if (ret < 0) { + put_device(rtd->dev); /* soc_release_rtd_dev */ + rtd->dev = NULL; + goto free_rtd; }
+ /* + * rtd remaining settings + */ INIT_LIST_HEAD(&rtd->component_list); + INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_PLAYBACK].be_clients); + INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_CAPTURE].be_clients); + INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_PLAYBACK].fe_clients); + INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_CAPTURE].fe_clients); + rtd->card = card; rtd->dai_link = dai_link; if (!rtd->dai_link->ops) @@ -391,7 +434,13 @@ static struct snd_soc_pcm_runtime *soc_new_pcm_runtime( rtd->num = card->num_rtd; card->num_rtd++;
+ rtd->dev_registered = 1; + return rtd; + +free_rtd: + soc_free_pcm_runtime(rtd); + return NULL; }
static void soc_remove_pcm_runtimes(struct snd_soc_card *card) @@ -1420,40 +1469,6 @@ static void soc_rtd_free(struct snd_soc_pcm_runtime *rtd) } }
-static void soc_rtd_release(struct device *dev) -{ - kfree(dev); -} - -static int soc_rtd_init(struct snd_soc_pcm_runtime *rtd, const char *name) -{ - int ret = 0; - - /* register the rtd device */ - rtd->dev = kzalloc(sizeof(struct device), GFP_KERNEL); - if (!rtd->dev) - return -ENOMEM; - rtd->dev->parent = rtd->card->dev; - rtd->dev->release = soc_rtd_release; - rtd->dev->groups = soc_dev_attr_groups; - dev_set_name(rtd->dev, "%s", name); - dev_set_drvdata(rtd->dev, rtd); - INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_PLAYBACK].be_clients); - INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_CAPTURE].be_clients); - INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_PLAYBACK].fe_clients); - INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_CAPTURE].fe_clients); - ret = device_register(rtd->dev); - if (ret < 0) { - /* calling put_device() here to free the rtd->dev */ - put_device(rtd->dev); - dev_err(rtd->card->dev, - "ASoC: failed to register runtime device: %d\n", ret); - return ret; - } - rtd->dev_registered = 1; - return 0; -} - static int soc_link_dai_pcm_new(struct snd_soc_dai **dais, int num_dais, struct snd_soc_pcm_runtime *rtd) { @@ -1503,10 +1518,6 @@ static int soc_link_init(struct snd_soc_card *card, return ret; }
- ret = soc_rtd_init(rtd, dai_link->name); - if (ret) - return ret; - /* add DPCM sysfs entries */ soc_dpcm_debugfs_add(rtd);