@@ -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);
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(-)