From: Ondrej Jirman Date: Sat, 17 Feb 2024 19:11:30 +0000 (+0100) Subject: leds: sgm3140: Add missing timer cleanup and flash gpio control X-Git-Tag: v6.9-rc1~118^2~10 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=205c29887a333ee4b37596e6533373e38cb23947;p=thirdparty%2Fkernel%2Flinux.git leds: sgm3140: Add missing timer cleanup and flash gpio control Enabling strobe and then setting brightness to 0 causes the driver to enter invalid state after strobe end timer fires. We should cancel strobe mode resources when changing brightness (aka torch mode). Fixes: cef8ec8cbd21 ("leds: add sgm3140 driver") Signed-off-by: Ondrej Jirman Link: https://lore.kernel.org/r/20240217191133.1757553-1-megi@xff.cz Signed-off-by: Lee Jones --- diff --git a/drivers/leds/flash/leds-sgm3140.c b/drivers/leds/flash/leds-sgm3140.c index eb648ff54b4e5..db0ac6641954e 100644 --- a/drivers/leds/flash/leds-sgm3140.c +++ b/drivers/leds/flash/leds-sgm3140.c @@ -114,8 +114,11 @@ static int sgm3140_brightness_set(struct led_classdev *led_cdev, "failed to enable regulator: %d\n", ret); return ret; } + gpiod_set_value_cansleep(priv->flash_gpio, 0); gpiod_set_value_cansleep(priv->enable_gpio, 1); } else { + del_timer_sync(&priv->powerdown_timer); + gpiod_set_value_cansleep(priv->flash_gpio, 0); gpiod_set_value_cansleep(priv->enable_gpio, 0); ret = regulator_disable(priv->vin_regulator); if (ret) {