Commit f90df9cd authored by David Wu's avatar David Wu Committed by Thierry Reding

pwm: rockchip: Remove the judge from return value of pwm_config()

It seems the rockchip_pwm_config() always returns the result 0, so
remove the judge.
Signed-off-by: default avatarDavid Wu <david.wu@rock-chips.com>
Acked-by: default avatarBoris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: default avatarThierry Reding <thierry.reding@gmail.com>
parent 27922ff5
......@@ -165,7 +165,7 @@ static void rockchip_pwm_get_state(struct pwm_chip *chip,
clk_disable(pc->pclk);
}
static int rockchip_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
static void rockchip_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
int duty_ns, int period_ns)
{
struct rockchip_pwm_chip *pc = to_rockchip_pwm_chip(chip);
......@@ -188,8 +188,6 @@ static int rockchip_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
writel(period, pc->base + pc->data->regs.period);
writel(duty, pc->base + pc->data->regs.duty);
return 0;
}
static int rockchip_pwm_enable(struct pwm_chip *chip,
......@@ -236,13 +234,7 @@ static int rockchip_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
enabled = false;
}
ret = rockchip_pwm_config(chip, pwm, state->duty_cycle, state->period);
if (ret) {
if (enabled != curstate.enabled)
rockchip_pwm_enable(chip, pwm, !enabled,
state->polarity);
goto out;
}
rockchip_pwm_config(chip, pwm, state->duty_cycle, state->period);
if (state->enabled != enabled) {
ret = rockchip_pwm_enable(chip, pwm, state->enabled,
......
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