From: Uwe Kleine-König u.kleine-koenig@pengutronix.de
[ Upstream commit 2be4dcf6627e1bcbbef8e6ba1811f5127d39202c ]
The driver only supports normal polarity. Complete the implementation of .get_state() by setting .polarity accordingly.
Fixes: 8aae4b02e8a6 ("pwm: sprd: Add Spreadtrum PWM support") Link: https://lore.kernel.org/r/20230228135508.1798428-5-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: Sasha Levin sashal@kernel.org --- drivers/pwm/pwm-sprd.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/pwm/pwm-sprd.c b/drivers/pwm/pwm-sprd.c index 9eeb59cb81b68..b23456d38bd22 100644 --- a/drivers/pwm/pwm-sprd.c +++ b/drivers/pwm/pwm-sprd.c @@ -109,6 +109,7 @@ static void sprd_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, duty = val & SPRD_PWM_DUTY_MSK; tmp = (prescale + 1) * NSEC_PER_SEC * duty; state->duty_cycle = DIV_ROUND_CLOSEST_ULL(tmp, chn->clk_rate); + state->polarity = PWM_POLARITY_NORMAL;
/* Disable PWM clocks if the PWM channel is not in enable state. */ if (!state->enabled)