diff options
Diffstat (limited to 'drivers/pwm/pwm-sprd.c')
| -rw-r--r-- | drivers/pwm/pwm-sprd.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/pwm/pwm-sprd.c b/drivers/pwm/pwm-sprd.c index 7004f55bbf11..d866ce345f97 100644 --- a/drivers/pwm/pwm-sprd.c +++ b/drivers/pwm/pwm-sprd.c @@ -65,8 +65,8 @@ static void sprd_pwm_write(struct sprd_pwm_chip *spc, u32 hwid, writel_relaxed(val, spc->base + offset); } -static void sprd_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int sprd_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct sprd_pwm_chip *spc = container_of(chip, struct sprd_pwm_chip, chip); @@ -83,7 +83,7 @@ static void sprd_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, if (ret) { dev_err(spc->dev, "failed to enable pwm%u clocks\n", pwm->hwpwm); - return; + return ret; } val = sprd_pwm_read(spc, pwm->hwpwm, SPRD_PWM_ENABLE); @@ -113,6 +113,8 @@ static void sprd_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, /* Disable PWM clocks if the PWM channel is not in enable state. */ if (!state->enabled) clk_bulk_disable_unprepare(SPRD_PWM_CHN_CLKS_NUM, chn->clks); + + return 0; } static int sprd_pwm_config(struct sprd_pwm_chip *spc, struct pwm_device *pwm, |