From 3eb01b66084128efb5415e870f0218b6a63723b0 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Uwe=20Kleine-K=C3=B6nig?= Date: Wed, 22 Mar 2023 22:45:43 +0100 Subject: [PATCH] pwm: sprd: Explicitly set .polarity in .get_state() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit [ Upstream commit 2be4dcf6627e1bcbbef8e6ba1811f5127d39202c ] The driver only supports normal polarity. Complete the implementation of .get_state() by setting .polarity accordingly. Fixes: 4b1b2b7d3278 ("pwm: sprd: Add Spreadtrum PWM support") Link: https://lore.kernel.org/r/20230228135508.1798428-5-u.kleine-koenig@pengutronix.de Signed-off-by: Uwe Kleine-König Signed-off-by: Thierry Reding Signed-off-by: Sasha Levin --- 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 bda8bc5af9768..87d5cb7f67d67 100644 --- a/drivers/pwm/pwm-sprd.c +++ b/drivers/pwm/pwm-sprd.c @@ -109,6 +109,7 @@ static int 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) -- 2.39.5