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| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2022-12-02 19:35:35 +0100 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2022-12-06 12:46:28 +0100 |
| commit | 500f879843adf329281e418d302e1ad40baa26c3 (patch) | |
| tree | fedcff172b63a332eb3510777846ef984cf034bc /drivers/pwm | |
| parent | 790a8bae62f701821305dac37a9f6013cde8488f (diff) | |
| download | linux-500f879843adf329281e418d302e1ad40baa26c3.tar.bz2 | |
pwm: sprd: Propagate errors in .get_state() to the caller
.get_state() can return an error indication. Make use of it to propagate
failing hardware accesses.
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20221130152148.2769768-11-u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm')
| -rw-r--r-- | drivers/pwm/pwm-sprd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pwm/pwm-sprd.c b/drivers/pwm/pwm-sprd.c index bda8bc5af976..d866ce345f97 100644 --- a/drivers/pwm/pwm-sprd.c +++ b/drivers/pwm/pwm-sprd.c @@ -83,7 +83,7 @@ static int 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 0; + return ret; } val = sprd_pwm_read(spc, pwm->hwpwm, SPRD_PWM_ENABLE); |