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leds: flash: leds-qcom-flash: Turn off LED before setting flash current
author
Fenglin Wu
<quic_fenglinw@quicinc.com>
Tue, 25 Jul 2023 09:57:20 +0000
(17:57 +0800)
committer
Lee Jones
<lee@kernel.org>
Fri, 28 Jul 2023 11:17:32 +0000
(12:17 +0100)
Strobe off the LED before setting flash current to avoid it's being
enabled with an incorrect current if it has been working in torch
mode.
Signed-off-by: Fenglin Wu <quic_fenglinw@quicinc.com>
Link:
https://lore.kernel.org/r/20230725-leds-qcom-flash-driver-tiny-fixes-v2-2-0f5cbce5fed0@quicinc.com
Signed-off-by: Lee Jones <lee@kernel.org>
drivers/leds/flash/leds-qcom-flash.c
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diff --git
a/drivers/leds/flash/leds-qcom-flash.c
b/drivers/leds/flash/leds-qcom-flash.c
index
b089ca1
..
29cf094
100644
(file)
--- a/
drivers/leds/flash/leds-qcom-flash.c
+++ b/
drivers/leds/flash/leds-qcom-flash.c
@@
-309,6
+309,10
@@
static int qcom_flash_strobe_set(struct led_classdev_flash *fled_cdev, bool stat
struct qcom_flash_led *led = flcdev_to_qcom_fled(fled_cdev);
int rc;
+ rc = set_flash_strobe(led, SW_STROBE, false);
+ if (rc)
+ return rc;
+
rc = set_flash_current(led, led->flash_current_ma, FLASH_MODE);
if (rc)
return rc;