Commit 51b9f2fb authored by Uwe Kleine-König's avatar Uwe Kleine-König Committed by Thierry Reding
Browse files

pwm: imx27: Propagate errors in .get_state() to the caller 



.get_state() can return an error indication. Make use of it to propagate
failing hardware accesses.

Acked-by: default avatarConor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20221130152148.2769768-8-u.kleine-koenig@pengutronix.de


Signed-off-by: default avatarUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: default avatarThierry Reding <thierry.reding@gmail.com>
parent ee02c1cb

drivers/pwm/pwm-imx27.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -128,7 +128,7 @@ static int pwm_imx27_get_state(struct pwm_chip *chip, 




	ret = pwm_imx27_clk_prepare_enable(imx);

	ret = pwm_imx27_clk_prepare_enable(imx);

	if (ret < 0)

	if (ret < 0)

		return 0;

		return ret;





	val = readl(imx->mmio_base + MX3_PWMCR);

	val = readl(imx->mmio_base + MX3_PWMCR);