ASoC: samsung: Use of_device_get_match_data() helper

Simplify the code a little by using a standard function for
getting the match data.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c
index 7ea030e..27ca116 100644 (file)
--- a/sound/soc/samsung/i2s.c
+++ b/sound/soc/samsung/i2s.c
@@ -18,6 +18,7 @@
 #include <linux/io.h>
 #include <linux/module.h>
 #include <linux/of.h>
+#include <linux/of_device.h>
 #include <linux/of_gpio.h>
 #include <linux/pm_runtime.h>
 
@@ -1106,21 +1107,6 @@ static struct i2s_dai *i2s_alloc_dai(struct platform_device *pdev, bool sec)
        return i2s;
 }
 
-static const struct of_device_id exynos_i2s_match[];
-
-static inline const struct samsung_i2s_dai_data *samsung_i2s_get_driver_data(
-                                               struct platform_device *pdev)
-{
-       if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node) {
-               const struct of_device_id *match;
-               match = of_match_node(exynos_i2s_match, pdev->dev.of_node);
-               return match ? match->data : NULL;
-       } else {
-               return (struct samsung_i2s_dai_data *)
-                               platform_get_device_id(pdev)->driver_data;
-       }
-}
-
 #ifdef CONFIG_PM
 static int i2s_runtime_suspend(struct device *dev)
 {
@@ -1233,9 +1219,13 @@ static int samsung_i2s_probe(struct platform_device *pdev)
        const struct samsung_i2s_dai_data *i2s_dai_data;
        int ret;
 
-       /* Call during Seconday interface registration */
-       i2s_dai_data = samsung_i2s_get_driver_data(pdev);
+       if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node)
+               i2s_dai_data = of_device_get_match_data(&pdev->dev);
+       else
+               i2s_dai_data = (struct samsung_i2s_dai_data *)
+                               platform_get_device_id(pdev)->driver_data;
 
+       /* Call during the secondary interface registration */
        if (i2s_dai_data->dai_type == TYPE_SEC) {
                sec_dai = dev_get_drvdata(&pdev->dev);
                if (!sec_dai) {