pwm: simplify getting .drvdata

We should get drvdata from struct device directly. Going via
platform_device is an unneeded step back and forth.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/pwm/pwm-rcar.c b/drivers/pwm/pwm-rcar.c
index 91d11f2e2fef..748f614d5375 100644
--- a/drivers/pwm/pwm-rcar.c
+++ b/drivers/pwm/pwm-rcar.c
@@ -261,8 +261,7 @@ MODULE_DEVICE_TABLE(of, rcar_pwm_of_table);
 #ifdef CONFIG_PM_SLEEP
 static struct pwm_device *rcar_pwm_dev_to_pwm_dev(struct device *dev)
 {
-        struct platform_device *pdev = to_platform_device(dev);
-        struct rcar_pwm_chip *rcar_pwm = platform_get_drvdata(pdev);
+        struct rcar_pwm_chip *rcar_pwm = dev_get_drvdata(dev);
         struct pwm_chip *chip = &rcar_pwm->chip;
 
         return &chip->pwms[0];