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| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2023-03-23 00:45:43 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-04-13 17:55:19 +0300 |
| commit | c6af1a3ae767e26708b17e329e961b0eacffdfeb (patch) | |
| tree | 720c1b73e651cd0581e909b3e7f06dcab457e2fe /drivers/pwm | |
| parent | 116a17f97764fa017637eca3d3f63f7a54f6cd17 (diff) | |
| download | linux-c6af1a3ae767e26708b17e329e961b0eacffdfeb.tar.xz | |
pwm: sprd: Explicitly set .polarity in .get_state()
[ 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@pengutronix.de
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>
Diffstat (limited to 'drivers/pwm')
| -rw-r--r-- | drivers/pwm/pwm-sprd.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pwm/pwm-sprd.c b/drivers/pwm/pwm-sprd.c index bda8bc5af976..87d5cb7f67d6 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) |