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hwmon: (aspeed-g6-pwm-tacho): 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.

Acked-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/5c6a11dd10cd29e0f7bfaa1fdef145523347cb58.1710777536.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
2024-03-18 17:09:49 +01:00
parent 190f1f46ed
commit 940052bcbc
1 changed files with 3 additions and 3 deletions
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drivers/hwmon/aspeed-g6-pwm-tach.c
+3 -3
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@@ -195,7 +195,7 @@ static int aspeed_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
expect_period = div64_u64(ULLONG_MAX, (u64)priv->clk_rate);
expect_period = min(expect_period, state->period);
dev_dbg(chip->dev, "expect period: %lldns, duty_cycle: %lldns",
dev_dbg(pwmchip_parent(chip), "expect period: %lldns, duty_cycle: %lldns",
expect_period, state->duty_cycle);
/*
* Pick the smallest value for div_h so that div_l can be the biggest
@@ -218,12 +218,12 @@ static int aspeed_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
if (div_l > 255)
div_l = 255;
dev_dbg(chip->dev, "clk source: %ld div_h %lld, div_l : %lld\n",
dev_dbg(pwmchip_parent(chip), "clk source: %ld div_h %lld, div_l : %lld\n",
priv->clk_rate, div_h, div_l);
/* duty_pt = duty_cycle * (PERIOD + 1) / period */
duty_pt = div64_u64(state->duty_cycle * priv->clk_rate,
(u64)NSEC_PER_SEC * (div_l + 1) << div_h);
dev_dbg(chip->dev, "duty_cycle = %lld, duty_pt = %d\n",
dev_dbg(pwmchip_parent(chip), "duty_cycle = %lld, duty_pt = %d\n",
state->duty_cycle, duty_pt);
/*