pwm: atmel: 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/f8ca10033204111e4eb2e7a4dad0bd1f7586c735.1707900770.git.u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2024-02-14 10:30:56 +01:00
parent cc2b5bc614
commit f9e4d438e1

View File

@ -210,7 +210,7 @@ static int atmel_pwm_calculate_cprd_and_pres(struct pwm_chip *chip,
shift = fls(cycles) - atmel_pwm->data->cfg.period_bits;
if (shift > PWM_MAX_PRES) {
dev_err(chip->dev, "pres exceeds the maximum value\n");
dev_err(pwmchip_parent(chip), "pres exceeds the maximum value\n");
return -EINVAL;
} else if (shift > 0) {
*pres = shift;
@ -318,7 +318,7 @@ static int atmel_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
ret = atmel_pwm_calculate_cprd_and_pres(chip, clkrate, state, &cprd,
&pres);
if (ret) {
dev_err(chip->dev,
dev_err(pwmchip_parent(chip),
"failed to calculate cprd and prescaler\n");
return ret;
}
@ -330,7 +330,7 @@ static int atmel_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
} else {
ret = clk_enable(atmel_pwm->clk);
if (ret) {
dev_err(chip->dev, "failed to enable clock\n");
dev_err(pwmchip_parent(chip), "failed to enable clock\n");
return ret;
}
}
@ -478,7 +478,7 @@ static int atmel_pwm_enable_clk_if_on(struct pwm_chip *chip, bool on)
for (i = 0; i < cnt; i++) {
ret = clk_enable(atmel_pwm->clk);
if (ret) {
dev_err(chip->dev,
dev_err(pwmchip_parent(chip),
"failed to enable clock for pwm %pe\n",
ERR_PTR(ret));