Commit 4f2e22f6 authored Mar 22, 2023 by Uwe Kleine-König Committed by Greg Kroah-Hartman Apr 20, 2023

pwm: cros-ec: Explicitly set .polarity in .get_state()



[ Upstream commit 30006b77c7e130e01d1ab2148cc8abf73dfcc4bf ]

The driver only supports normal polarity. Complete the implementation of
.get_state() by setting .polarity accordingly.

Reviewed-by: Guenter Roeck <groeck@chromium.org>
Fixes: 1f0d3bb0 ("pwm: Add ChromeOS EC PWM driver")
Link: https://lore.kernel.org/r/20230228135508.1798428-3-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>

parent e573c833

drivers/pwm/pwm-cros-ec.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -125,6 +125,7 @@ static void cros_ec_pwm_get_state(struct pwm_chip chip, struct pwm_device pwm,

		state->enabled = (ret > 0);
		state->period = EC_PWM_MAX_DUTY;
		state->polarity = PWM_POLARITY_NORMAL;

		/* Note that "disabled" and "duty cycle == 0" are treated the same */
		state->duty_cycle = ret;