#include <sound/soc-dai.h>
#include <sound/simple_card_utils.h>
-struct asoc_simple_card_priv {
+struct simple_card_data {
struct snd_soc_card snd_card;
struct snd_soc_codec_conf codec_conf;
struct asoc_simple_dai *dai_props;
static int asoc_simple_card_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct asoc_simple_card_priv *priv = snd_soc_card_get_drvdata(rtd->card);
+ struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card);
struct asoc_simple_dai *dai_props =
simple_priv_to_props(priv, rtd->num);
static void asoc_simple_card_shutdown(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct asoc_simple_card_priv *priv = snd_soc_card_get_drvdata(rtd->card);
+ struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card);
struct asoc_simple_dai *dai_props =
simple_priv_to_props(priv, rtd->num);
static int asoc_simple_card_dai_init(struct snd_soc_pcm_runtime *rtd)
{
- struct asoc_simple_card_priv *priv = snd_soc_card_get_drvdata(rtd->card);
+ struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_dai *dai;
struct snd_soc_dai_link *dai_link;
struct asoc_simple_dai *dai_props;
static int asoc_simple_card_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
- struct asoc_simple_card_priv *priv = snd_soc_card_get_drvdata(rtd->card);
+ struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card);
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
struct snd_interval *channels = hw_param_interval(params,
return 0;
}
-static int asoc_simple_card_parse_links(struct device_node *np,
- struct asoc_simple_card_priv *priv,
+static int asoc_simple_card_dai_link_of(struct device_node *np,
+ struct simple_card_data *priv,
unsigned int daifmt,
int idx, bool is_fe)
{
return 0;
}
-static int asoc_simple_card_dai_link_of(struct device_node *node,
- struct asoc_simple_card_priv *priv)
+static int asoc_simple_card_parse_of(struct device_node *node,
+ struct simple_card_data *priv)
+
{
struct device *dev = simple_priv_to_dev(priv);
struct device_node *np;
unsigned int daifmt = 0;
- int ret, i;
bool is_fe;
+ int ret, i;
+
+ if (!node)
+ return -EINVAL;
+
+ ret = snd_soc_of_parse_audio_routing(&priv->snd_card, PREFIX "routing");
+ if (ret < 0)
+ return ret;
+
+ /* sampling rate convert */
+ of_property_read_u32(node, PREFIX "convert-rate", &priv->convert_rate);
+
+ /* channels transfer */
+ of_property_read_u32(node, PREFIX "convert-channels", &priv->convert_channels);
/* find 1st codec */
np = of_get_child_by_name(node, PREFIX "codec");
if (!np)
return -ENODEV;
- ret = asoc_simple_card_parse_daifmt(dev, node, np,
- PREFIX, &daifmt);
+ ret = asoc_simple_card_parse_daifmt(dev, node, np, PREFIX, &daifmt);
if (ret < 0)
return ret;
if (strcmp(np->name, PREFIX "cpu") == 0)
is_fe = true;
- ret = asoc_simple_card_parse_links(np, priv, daifmt, i, is_fe);
+ ret = asoc_simple_card_dai_link_of(np, priv, daifmt, i, is_fe);
if (ret < 0)
return ret;
i++;
}
- return 0;
-}
-
-static int asoc_simple_card_parse_of(struct device_node *node,
- struct asoc_simple_card_priv *priv,
- struct device *dev)
-{
- struct asoc_simple_dai *props;
- struct snd_soc_dai_link *links;
- int ret;
- int num;
-
- if (!node)
- return -EINVAL;
-
- num = of_get_child_count(node);
- props = devm_kzalloc(dev, sizeof(*props) * num, GFP_KERNEL);
- links = devm_kzalloc(dev, sizeof(*links) * num, GFP_KERNEL);
- if (!props || !links)
- return -ENOMEM;
-
- priv->dai_props = props;
- priv->dai_link = links;
-
- /* Init snd_soc_card */
- priv->snd_card.owner = THIS_MODULE;
- priv->snd_card.dev = dev;
- priv->snd_card.dai_link = priv->dai_link;
- priv->snd_card.num_links = num;
- priv->snd_card.codec_conf = &priv->codec_conf;
- priv->snd_card.num_configs = 1;
-
- ret = snd_soc_of_parse_audio_routing(&priv->snd_card, PREFIX "routing");
- if (ret < 0)
- return ret;
-
- /* sampling rate convert */
- of_property_read_u32(node, PREFIX "convert-rate", &priv->convert_rate);
-
- /* channels transfer */
- of_property_read_u32(node, PREFIX "convert-channels", &priv->convert_channels);
-
- ret = asoc_simple_card_dai_link_of(node, priv);
- if (ret < 0)
- return ret;
-
ret = asoc_simple_card_parse_card_name(&priv->snd_card, PREFIX);
if (ret < 0)
return ret;
static int asoc_simple_card_probe(struct platform_device *pdev)
{
- struct asoc_simple_card_priv *priv;
- struct device_node *np = pdev->dev.of_node;
+ struct simple_card_data *priv;
+ struct snd_soc_dai_link *dai_link;
+ struct asoc_simple_dai *dai_props;
struct device *dev = &pdev->dev;
- int ret;
+ struct device_node *np = pdev->dev.of_node;
+ int num, ret;
/* Allocate the private data */
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
- ret = asoc_simple_card_parse_of(np, priv, dev);
+ num = of_get_child_count(np);
+
+ dai_props = devm_kzalloc(dev, sizeof(*dai_props) * num, GFP_KERNEL);
+ dai_link = devm_kzalloc(dev, sizeof(*dai_link) * num, GFP_KERNEL);
+ if (!dai_props || !dai_link)
+ return -ENOMEM;
+
+ priv->dai_props = dai_props;
+ priv->dai_link = dai_link;
+
+ /* Init snd_soc_card */
+ priv->snd_card.owner = THIS_MODULE;
+ priv->snd_card.dev = dev;
+ priv->snd_card.dai_link = priv->dai_link;
+ priv->snd_card.num_links = num;
+ priv->snd_card.codec_conf = &priv->codec_conf;
+ priv->snd_card.num_configs = 1;
+
+ ret = asoc_simple_card_parse_of(np, priv);
if (ret < 0) {
if (ret != -EPROBE_DEFER)
dev_err(dev, "parse error %d\n", ret);
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