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Restore led state on remove

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This commit is contained in:
Werner Sembach 2022-10-25 13:46:46 +02:00
parent b05e55e40f
commit 69cdf54752
1 changed files with 5 additions and 2 deletions
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7
src/uniwill_leds.h
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@ -155,6 +155,7 @@ static struct led_classdev_mc uniwill_mcled_cdev = {
int uniwill_leds_init_early(struct platform_device *dev) int uniwill_leds_init_early(struct platform_device *dev)
{ {
// FIXME Use mutexes
int ret; int ret;
if ( dmi_match(DMI_BOARD_NAME, "POLARIS1501A1650TI") if ( dmi_match(DMI_BOARD_NAME, "POLARIS1501A1650TI")
@ -193,7 +194,6 @@ int uniwill_leds_init_early(struct platform_device *dev)
} }
} }
// FIXME Race condition?
uw_leds_initialized = true; uw_leds_initialized = true;
return 0; return 0;
} }
@ -201,6 +201,7 @@ EXPORT_SYMBOL(uniwill_leds_init_early);
int uniwill_leds_init_late(struct platform_device *dev) int uniwill_leds_init_late(struct platform_device *dev)
{ {
// FIXME Use mutexes
int ret; int ret;
ret = uniwill_write_ec_ram(UW_EC_REG_KBD_BL_MAX_BRIGHTNESS, 0xff); ret = uniwill_write_ec_ram(UW_EC_REG_KBD_BL_MAX_BRIGHTNESS, 0xff);
@ -217,9 +218,11 @@ int uniwill_leds_init_late(struct platform_device *dev)
EXPORT_SYMBOL(uniwill_leds_init_late); EXPORT_SYMBOL(uniwill_leds_init_late);
int uniwill_leds_remove(struct platform_device *dev) { int uniwill_leds_remove(struct platform_device *dev) {
// FIXME Race condition? // FIXME Use mutexes
if (uw_leds_initialized) { if (uw_leds_initialized) {
uw_leds_initialized = false; uw_leds_initialized = false;
uniwill_leds_set_brightness_extern(0x00);
ret = uniwill_write_ec_ram(UW_EC_REG_KBD_BL_MAX_BRIGHTNESS, 0xc8);
if (uniwill_kb_backlight_type == UNIWILL_KB_BACKLIGHT_TYPE_FIXED_COLOR) { if (uniwill_kb_backlight_type == UNIWILL_KB_BACKLIGHT_TYPE_FIXED_COLOR) {
led_classdev_unregister(&uniwill_led_cdev); led_classdev_unregister(&uniwill_led_cdev);
} }