Signed-off-by: Xiubo Li Li.Xiubo@freescale.com ---
Changes in V4: - To apply against current code.
sound/soc/generic/simple-card.c | 48 ++++++++++++++++++++--------------------- 1 file changed, 24 insertions(+), 24 deletions(-)
diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c index 4053152..f20feb4 100644 --- a/sound/soc/generic/simple-card.c +++ b/sound/soc/generic/simple-card.c @@ -122,7 +122,7 @@ asoc_simple_card_sub_parse_of(struct device_node *np, int ret;
/* - * get node via "sound-dai = <&phandle port>" + * Get node via "sound-dai = <&phandle port>" * it will be used as xxx_of_node on soc_bind_dai_link() */ ret = of_parse_phandle_with_args(np, "sound-dai", @@ -135,19 +135,19 @@ asoc_simple_card_sub_parse_of(struct device_node *np, if (args_count) *args_count = args.args_count;
- /* get dai->name */ + /* Get dai->name */ ret = snd_soc_of_get_dai_name(np, name); if (ret < 0) return ret;
- /* parse TDM slot */ + /* Parse TDM slot */ ret = snd_soc_of_parse_tdm_slot(np, &dai->slots, &dai->slot_width); if (ret) return ret;
/* - * dai->sysclk come from - * "clocks = <&xxx>" (if system has common clock) + * Parse dai->sysclk come from "clocks = <&xxx>" + * (if system has common clock) * or "system-clock-frequency = <xxx>" * or device's module clock. */ @@ -240,9 +240,11 @@ static int asoc_simple_card_dai_link_of(struct device_node *node, goto dai_link_of_err;
if (strlen(prefix) && !bitclkmaster && !framemaster) { - /* No dai-link level and master setting was not found from - sound node level, revert back to legacy DT parsing and - take the settings from codec node. */ + /* + * No DAI link level and master setting was found + * from sound node level, revert back to legacy DT + * parsing and take the settings from codec node. + */ dev_dbg(dev, "%s: Revert to legacy daifmt parsing\n", __func__); dai_props->cpu_dai.fmt = dai_props->codec_dai.fmt = @@ -271,10 +273,10 @@ static int asoc_simple_card_dai_link_of(struct device_node *node, goto dai_link_of_err; }
- /* simple-card assumes platform == cpu */ + /* Simple Card assumes platform == cpu */ dai_link->platform_of_node = dai_link->cpu_of_node;
- /* Link name is created from CPU/CODEC dai name */ + /* DAI link name is created from CPU/CODEC dai name */ name = devm_kzalloc(dev, strlen(dai_link->cpu_dai_name) + strlen(dai_link->codec_dai_name) + 2, @@ -296,11 +298,11 @@ static int asoc_simple_card_dai_link_of(struct device_node *node, dai_props->codec_dai.sysclk);
/* - * soc_bind_dai_link() will check cpu name - * after of_node matching if dai_link has cpu_dai_name. - * but, it will never match if name was created by fmt_single_name() - * remove cpu_dai_name if cpu_args was 0. - * see + * In soc_bind_dai_link() will check cpu name after + * of_node matching if dai_link has cpu_dai_name. + * but, it will never match if name was created by + * fmt_single_name() remove cpu_dai_name if cpu_args + * was 0. See: * fmt_single_name() * fmt_multiple_name() */ @@ -329,10 +331,10 @@ static int asoc_simple_card_parse_of(struct device_node *node, if (!node) return -EINVAL;
- /* parsing the card name from DT */ + /* Parse the card name from DT */ snd_soc_of_parse_card_name(&priv->snd_card, "simple-audio-card,name");
- /* off-codec widgets */ + /* The off-codec widgets */ if (of_property_read_bool(node, "simple-audio-card,widgets")) { ret = snd_soc_of_parse_audio_simple_widgets(&priv->snd_card, "simple-audio-card,widgets"); @@ -387,7 +389,7 @@ static int asoc_simple_card_parse_of(struct device_node *node, return 0; }
-/* update the reference count of the devices nodes at end of probe */ +/* Decrease the reference count of the device nodes */ static int asoc_simple_card_unref(struct platform_device *pdev) { struct snd_soc_card *card = platform_get_drvdata(pdev); @@ -416,29 +418,27 @@ static int asoc_simple_card_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; int num_links, ret;
- /* get the number of DAI links */ + /* Get the number of DAI links */ if (np && of_get_child_by_name(np, "simple-audio-card,dai-link")) num_links = of_get_child_count(np); else num_links = 1;
- /* allocate the private data and the DAI link array */ + /* Allocate the private data and the DAI link array */ priv = devm_kzalloc(dev, sizeof(*priv) + sizeof(*dai_link) * num_links, GFP_KERNEL); if (!priv) return -ENOMEM;
- /* - * init snd_soc_card - */ + /* Init snd_soc_card */ priv->snd_card.owner = THIS_MODULE; priv->snd_card.dev = dev; dai_link = priv->dai_link; priv->snd_card.dai_link = dai_link; priv->snd_card.num_links = num_links;
- /* get room for the other properties */ + /* Get room for the other properties */ priv->dai_props = devm_kzalloc(dev, sizeof(*priv->dai_props) * num_links, GFP_KERNEL);