ASoC: simple-card: use common PREFIX for each DT property

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c
index 4e39c0f..b6e6d9a 100644 (file)
--- a/sound/soc/generic/simple-card.c
+++ b/sound/soc/generic/simple-card.c
@@ -40,6 +40,8 @@ struct simple_card_data {
 #define simple_priv_to_link(priv, i) ((priv)->snd_card.dai_link + i)
 #define simple_priv_to_props(priv, i) ((priv)->dai_props + i)
 
+#define PREFIX "simple-audio-card,"
+
 static int asoc_simple_card_startup(struct snd_pcm_substream *substream)
 {
        struct snd_soc_pcm_runtime *rtd = substream->private_data;
@@ -344,7 +346,7 @@ static int asoc_simple_card_dai_link_of(struct device_node *node,
 
        /* For single DAI link & old style of DT node */
        if (is_top_level_node)
-               prefix = "simple-audio-card,";
+               prefix = PREFIX;
 
        snprintf(prop, sizeof(prop), "%scpu", prefix);
        cpu = of_get_child_by_name(node, prop);
@@ -453,26 +455,26 @@ static int asoc_simple_card_parse_of(struct device_node *node,
                return -EINVAL;
 
        /* Parse the card name from DT */
-       snd_soc_of_parse_card_name(&priv->snd_card, "simple-audio-card,name");
+       snd_soc_of_parse_card_name(&priv->snd_card, PREFIX "name");
 
        /* The off-codec widgets */
-       if (of_property_read_bool(node, "simple-audio-card,widgets")) {
+       if (of_property_read_bool(node, PREFIX "widgets")) {
                ret = snd_soc_of_parse_audio_simple_widgets(&priv->snd_card,
-                                       "simple-audio-card,widgets");
+                                       PREFIX "widgets");
                if (ret)
                        return ret;
        }
 
        /* DAPM routes */
-       if (of_property_read_bool(node, "simple-audio-card,routing")) {
+       if (of_property_read_bool(node, PREFIX "routing")) {
                ret = snd_soc_of_parse_audio_routing(&priv->snd_card,
-                                       "simple-audio-card,routing");
+                                       PREFIX "routing");
                if (ret)
                        return ret;
        }
 
        /* Factor to mclk, used in hw_params() */
-       ret = of_property_read_u32(node, "simple-audio-card,mclk-fs", &val);
+       ret = of_property_read_u32(node, PREFIX "mclk-fs", &val);
        if (ret == 0)
                priv->mclk_fs = val;
 
@@ -480,7 +482,7 @@ static int asoc_simple_card_parse_of(struct device_node *node,
                priv->snd_card.name : "");
 
        /* Single/Muti DAI link(s) & New style of DT node */
-       if (of_get_child_by_name(node, "simple-audio-card,dai-link")) {
+       if (of_get_child_by_name(node, PREFIX "dai-link")) {
                struct device_node *np = NULL;
                int i = 0;
 
@@ -502,13 +504,13 @@ static int asoc_simple_card_parse_of(struct device_node *node,
        }
 
        priv->gpio_hp_det = of_get_named_gpio_flags(node,
-                               "simple-audio-card,hp-det-gpio", 0, &flags);
+                               PREFIX "hp-det-gpio", 0, &flags);
        priv->gpio_hp_det_invert = !!(flags & OF_GPIO_ACTIVE_LOW);
        if (priv->gpio_hp_det == -EPROBE_DEFER)
                return -EPROBE_DEFER;
 
        priv->gpio_mic_det = of_get_named_gpio_flags(node,
-                               "simple-audio-card,mic-det-gpio", 0, &flags);
+                               PREFIX "mic-det-gpio", 0, &flags);
        priv->gpio_mic_det_invert = !!(flags & OF_GPIO_ACTIVE_LOW);
        if (priv->gpio_mic_det == -EPROBE_DEFER)
                return -EPROBE_DEFER;
@@ -543,7 +545,7 @@ static int asoc_simple_card_probe(struct platform_device *pdev)
        int num_links, ret;
 
        /* Get the number of DAI links */
-       if (np && of_get_child_by_name(np, "simple-audio-card,dai-link"))
+       if (np && of_get_child_by_name(np, PREFIX "dai-link"))
                num_links = of_get_child_count(np);
        else
                num_links = 1;