pwm: mediatek: Make use of pwmchip_parent() accessor

struct pwm_chip::dev is about to change. To not have to touch this
driver in the same commit as struct pwm_chip::dev, use the accessor
function provided for exactly this purpose.

Link: https://lore.kernel.org/r/819996ee175bec0ab71acc385c78e7233617e136.1707900770.git.u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c
index 292c8bd5b3437af9bf4b9d646e342a0bc6b2766d..d8bdadb7b338e9ef4b4700630f9d6733abacb5b7 100644 (file)
--- a/drivers/pwm/pwm-mediatek.c
+++ b/drivers/pwm/pwm-mediatek.c
@@ -149,7 +149,7 @@ static int pwm_mediatek_config(struct pwm_chip *chip, struct pwm_device *pwm,
 
        if (clkdiv > PWM_CLK_DIV_MAX) {
                pwm_mediatek_clk_disable(chip, pwm);
-               dev_err(chip->dev, "period of %d ns not supported\n", period_ns);
+               dev_err(pwmchip_parent(chip), "period of %d ns not supported\n", period_ns);
                return -EINVAL;
        }