pwm: sun4i: 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.

Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/3ddaec73f3abefb45625d0a469026fa8d13da8c0.1707900770.git.u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c
index 1a439025540d45a0cbf979cb46f8cd92bb1a691a..44edf1ce573915abdf1854ad1d55a3abb5466054 100644 (file)
--- a/drivers/pwm/pwm-sun4i.c
+++ b/drivers/pwm/pwm-sun4i.c
@@ -245,7 +245,7 @@ static int sun4i_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
        if (!cstate.enabled) {
                ret = clk_prepare_enable(sun4i_pwm->clk);
                if (ret) {
-                       dev_err(chip->dev, "failed to enable PWM clock\n");
+                       dev_err(pwmchip_parent(chip), "failed to enable PWM clock\n");
                        return ret;
                }
        }
@@ -253,7 +253,7 @@ static int sun4i_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
        ret = sun4i_pwm_calculate(sun4i_pwm, state, &duty, &period, &prescaler,
                                  &bypass);
        if (ret) {
-               dev_err(chip->dev, "period exceeds the maximum value\n");
+               dev_err(pwmchip_parent(chip), "period exceeds the maximum value\n");
                if (!cstate.enabled)
                        clk_disable_unprepare(sun4i_pwm->clk);
                return ret;