[ Upstream commit b20b097128d9145fadcea1cbb45c4d186cb57466 ]
The driver only supports normal polarity. Complete the implementation of .get_state() by setting .polarity accordingly.
Fixes: 6f0841a8197b ("pwm: Add support for Azoteq IQS620A PWM generator") Reviewed-by: Jeff LaBundy jeff@labundy.com Link: https://lore.kernel.org/r/20230228135508.1798428-4-u.kleine-koenig@pengutron... Signed-off-by: Uwe Kleine-König u.kleine-koenig@pengutronix.de Signed-off-by: Thierry Reding thierry.reding@gmail.com Signed-off-by: Uwe Kleine-König u.kleine-koenig@pengutronix.de --- drivers/pwm/pwm-iqs620a.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/pwm/pwm-iqs620a.c b/drivers/pwm/pwm-iqs620a.c index 3e967a12458c..a2aef006cb71 100644 --- a/drivers/pwm/pwm-iqs620a.c +++ b/drivers/pwm/pwm-iqs620a.c @@ -132,6 +132,7 @@ static void iqs620_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, mutex_unlock(&iqs620_pwm->lock);
state->period = IQS620_PWM_PERIOD_NS; + state->polarity = PWM_POLARITY_NORMAL; }
static int iqs620_pwm_notifier(struct notifier_block *notifier,
[ Upstream commit 6f57937980142715e927697a6ffd2050f38ed6f6 ]
The driver only both polarities. Complete the implementation of .get_state() by setting .polarity according to the configured hardware state.
Fixes: d09f00810850 ("pwm: Add PWM driver for HiSilicon BVT SOCs") Link: https://lore.kernel.org/r/20230228135508.1798428-2-u.kleine-koenig@pengutron... Signed-off-by: Uwe Kleine-König u.kleine-koenig@pengutronix.de Signed-off-by: Thierry Reding thierry.reding@gmail.com Signed-off-by: Uwe Kleine-König u.kleine-koenig@pengutronix.de --- drivers/pwm/pwm-hibvt.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/pwm/pwm-hibvt.c b/drivers/pwm/pwm-hibvt.c index ad205fdad372..286e9b119ee5 100644 --- a/drivers/pwm/pwm-hibvt.c +++ b/drivers/pwm/pwm-hibvt.c @@ -146,6 +146,7 @@ static void hibvt_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm,
value = readl(base + PWM_CTRL_ADDR(pwm->hwpwm)); state->enabled = (PWM_ENABLE_MASK & value); + state->polarity = (PWM_POLARITY_MASK & value) ? PWM_POLARITY_INVERSED : PWM_POLARITY_NORMAL; }
static int hibvt_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
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Uwe Kleine-König