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pwm: img: Make use of pwmchip_parent() accessor

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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/bbea7e6e4c5412c6b0773faa9f165b6311cd53b6.1707900770.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 10:31:31 +01:00
parent 9bd3e889d2
commit 2231f6fe83
1 changed files with 8 additions and 8 deletions
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16
drivers/pwm/pwm-img.c
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@ -98,7 +98,7 @@ static int img_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
if (period_ns < imgchip->min_period_ns ||
period_ns > imgchip->max_period_ns) {
dev_err(chip->dev, "configured period not in range\n");
dev_err(pwmchip_parent(chip), "configured period not in range\n");
return -ERANGE;
}
@ -119,14 +119,14 @@ static int img_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
div = PWM_CTRL_CFG_SUB_DIV0_DIV1;
timebase = DIV_ROUND_UP(mul, 512);
} else {
dev_err(chip->dev,
dev_err(pwmchip_parent(chip),
"failed to configure timebase steps/divider value\n");
return -EINVAL;
}
duty = DIV_ROUND_UP(timebase * duty_ns, period_ns);
ret = pm_runtime_resume_and_get(chip->dev);
ret = pm_runtime_resume_and_get(pwmchip_parent(chip));
if (ret < 0)
return ret;
@ -140,8 +140,8 @@ static int img_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
(timebase << PWM_CH_CFG_TMBASE_SHIFT);
img_pwm_writel(imgchip, PWM_CH_CFG(pwm->hwpwm), val);
pm_runtime_mark_last_busy(chip->dev);
pm_runtime_put_autosuspend(chip->dev);
pm_runtime_mark_last_busy(pwmchip_parent(chip));
pm_runtime_put_autosuspend(pwmchip_parent(chip));
return 0;
}
@ -152,7 +152,7 @@ static int img_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm)
struct img_pwm_chip *imgchip = to_img_pwm_chip(chip);
int ret;
ret = pm_runtime_resume_and_get(chip->dev);
ret = pm_runtime_resume_and_get(pwmchip_parent(chip));
if (ret < 0)
return ret;
@ -176,8 +176,8 @@ static void img_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm)
val &= ~BIT(pwm->hwpwm);
img_pwm_writel(imgchip, PWM_CTRL_CFG, val);
pm_runtime_mark_last_busy(chip->dev);
pm_runtime_put_autosuspend(chip->dev);
pm_runtime_mark_last_busy(pwmchip_parent(chip));
pm_runtime_put_autosuspend(pwmchip_parent(chip));
}
static int img_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,