ASoC: simple-card: use devm_get_clk_from_child()

Current simple-card-utils is getting clk by of_clk_get(), but didn't call
clk_free(). Now we can use devm_get_clk_from_child() for this purpose.
Let's use it.

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

4 files changed, 14 insertions, 13 deletions

diff --git a/include/sound/simple_card_utils.h b/include/sound/simple_card_utils.h
index 64e90ca9ad32..af58d2362975 100644
--- a/include/sound/simple_card_utils.h
+++ b/include/sound/simple_card_utils.h
@@ -34,11 +34,12 @@ int asoc_simple_card_set_dailink_name(struct device *dev,
 int asoc_simple_card_parse_card_name(struct snd_soc_card *card,
                                      char *prefix);
 
-#define asoc_simple_card_parse_clk_cpu(node, dai_link, simple_dai)              \
-        asoc_simple_card_parse_clk(node, dai_link->cpu_of_node, simple_dai)
-#define asoc_simple_card_parse_clk_codec(node, dai_link, simple_dai)            \
-        asoc_simple_card_parse_clk(node, dai_link->codec_of_node, simple_dai)
-int asoc_simple_card_parse_clk(struct device_node *node,
+#define asoc_simple_card_parse_clk_cpu(dev, node, dai_link, simple_dai)         \
+        asoc_simple_card_parse_clk(dev, node, dai_link->cpu_of_node, simple_dai)
+#define asoc_simple_card_parse_clk_codec(dev, node, dai_link, simple_dai)       \
+        asoc_simple_card_parse_clk(dev, node, dai_link->codec_of_node, simple_dai)
+int asoc_simple_card_parse_clk(struct device *dev,
+                               struct device_node *node,
                                struct device_node *dai_of_node,
                                struct asoc_simple_dai *simple_dai);
 
diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c
index cf026252cd4a..4924575d2e95 100644
--- a/sound/soc/generic/simple-card-utils.c
+++ b/sound/soc/generic/simple-card-utils.c
@@ -98,7 +98,8 @@ int asoc_simple_card_parse_card_name(struct snd_soc_card *card,
 }
 EXPORT_SYMBOL_GPL(asoc_simple_card_parse_card_name);
 
-int asoc_simple_card_parse_clk(struct device_node *node,
+int asoc_simple_card_parse_clk(struct device *dev,
+                               struct device_node *node,
                                struct device_node *dai_of_node,
                                struct asoc_simple_dai *simple_dai)
 {
@@ -111,14 +112,13 @@ int asoc_simple_card_parse_clk(struct device_node *node,
          *  or "system-clock-frequency = <xxx>"
          *  or device's module clock.
          */
-        clk = of_clk_get(node, 0);
+        clk = devm_get_clk_from_child(dev, node, NULL);
         if (!IS_ERR(clk)) {
                 simple_dai->sysclk = clk_get_rate(clk);
-                simple_dai->clk = clk;
         } else if (!of_property_read_u32(node, "system-clock-frequency", &val)) {
                 simple_dai->sysclk = val;
         } else {
-                clk = of_clk_get(dai_of_node, 0);
+                clk = devm_get_clk_from_child(dev, dai_of_node, NULL);
                 if (!IS_ERR(clk))
                         simple_dai->sysclk = clk_get_rate(clk);
         }
diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c
index a385ff6bfa4b..85b4f1806514 100644
--- a/sound/soc/generic/simple-card.c
+++ b/sound/soc/generic/simple-card.c
@@ -278,11 +278,11 @@ static int asoc_simple_card_dai_link_of(struct device_node *node,
         if (ret < 0)
                 goto dai_link_of_err;
 
-        ret = asoc_simple_card_parse_clk_cpu(cpu, dai_link, cpu_dai);
+        ret = asoc_simple_card_parse_clk_cpu(dev, cpu, dai_link, cpu_dai);
         if (ret < 0)
                 goto dai_link_of_err;
 
-        ret = asoc_simple_card_parse_clk_codec(codec, dai_link, codec_dai);
+        ret = asoc_simple_card_parse_clk_codec(dev, codec, dai_link, codec_dai);
         if (ret < 0)
                 goto dai_link_of_err;
 
diff --git a/sound/soc/generic/simple-scu-card.c b/sound/soc/generic/simple-scu-card.c
index bb86ee042490..308ff4c11a8d 100644
--- a/sound/soc/generic/simple-scu-card.c
+++ b/sound/soc/generic/simple-scu-card.c
@@ -128,7 +128,7 @@ static int asoc_simple_card_dai_link_of(struct device_node *np,
                 if (ret)
                         return ret;
 
-                ret = asoc_simple_card_parse_clk_cpu(np, dai_link, dai_props);
+                ret = asoc_simple_card_parse_clk_cpu(dev, np, dai_link, dai_props);
                 if (ret < 0)
                         return ret;
 
@@ -153,7 +153,7 @@ static int asoc_simple_card_dai_link_of(struct device_node *np,
                 if (ret < 0)
                         return ret;
 
-                ret = asoc_simple_card_parse_clk_codec(np, dai_link, dai_props);
+                ret = asoc_simple_card_parse_clk_codec(dev, np, dai_link, dai_props);
                 if (ret < 0)
                         return ret;