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author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2023-03-22 22:45:40 +0100 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-04-13 16:55:18 +0200 |
commit | 98ba763cc91c8e0117ccc28e300640eee52f9b44 (patch) | |
tree | 78519cd1958bf42ad29a3a711b41b96b653762bb /drivers/pwm | |
parent | 547cc8dae2474605490912c64123c3df7f36df38 (diff) | |
download | linux-98ba763cc91c8e0117ccc28e300640eee52f9b44.tar.gz |
pwm: hibvt: Explicitly set .polarity in .get_state()
[ 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@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-hibvt.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pwm/pwm-hibvt.c b/drivers/pwm/pwm-hibvt.c index 12c05c155cab..1b9274c5ad87 100644 --- a/drivers/pwm/pwm-hibvt.c +++ b/drivers/pwm/pwm-hibvt.c @@ -146,6 +146,7 @@ static int 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; return 0; } |