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fl16: Fix white backlight not recovering after reset

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If the backlight brightness was changed and the keyboard unplugged and
replugged, the lights would stay off. They should come back to the
previous value, which will happen automatically but the code would
override.

Signed-off-by: Daniel Schaefer <dhs@frame.work>
This commit is contained in:
Daniel Schaefer 2023-08-07 19:25:22 +08:00
parent ca08e9373a
commit 9c752c120e
1 changed files with 8 additions and 2 deletions
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10
keyboards/framework/matrix.c
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@ -51,6 +51,8 @@
// 29000 = 2.9V * 10000
const adc10ksample_t ADC_THRESHOLD = (adc10ksample_t) 29000;
bool have_slept = false;
adc10ksample_t to_voltage(adcsample_t sample) {
int voltage = sample * 33000;
return voltage / 1023;
@ -273,7 +275,12 @@ bool handle_idle(void) {
if (is_backlight_enabled() != !asleep) {
if (asleep) {
backlight_disable();
} else {
have_slept = true;
} else if (have_slept) {
// For some reason this will not set the proper value right after
// turning on. But the quantum code will have set it properly
// already, so there's no need to run this. Unless we actually wake
// up from sleep.
backlight_enable_old_level();
}
}
@ -369,7 +376,6 @@ static void adc_mux_init(void) {
* Overriding behavior of matrix_init from quantum/matrix.c
*/
void matrix_init_custom(void) {
backlight_enable(); // To signal "live-ness"
adc_mux_init();
adc_gpio_init(ADC_CH2_PIN);