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Relocate common backlight functionally (#7273)

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Joel Challis 2020-01-13 01:30:56 +00:00 • committed by GitHub
parent 2ce3025be2
commit b89e35bdd3
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 55 additions and 81 deletions
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25
quantum/backlight/backlight_arm.c
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@ -106,7 +106,6 @@ void backlight_task(void) {}
# define BREATHING_HALT_ON 2
# define BREATHING_STEPS 128
static uint8_t breathing_period = BREATHING_PERIOD;
static uint8_t breathing_halt = BREATHING_NO_HALT;
static uint16_t breathing_counter = 0;
@ -114,7 +113,7 @@ bool is_breathing(void) { return BACKLIGHT_PWM_DRIVER.config == &pwmCFG_breathin
static inline void breathing_min(void) { breathing_counter = 0; }
static inline void breathing_max(void) { breathing_counter = breathing_period * 256 / 2; }
static inline void breathing_max(void) { breathing_counter = get_breathing_period() * 256 / 2; }
void breathing_interrupt_enable(void) {
pwmStop(&BACKLIGHT_PWM_DRIVER);
@ -166,17 +165,6 @@ void breathing_toggle(void) {
breathing_enable();
}
void breathing_period_set(uint8_t value) {
if (!value) value = 1;
breathing_period = value;
}
void breathing_period_default(void) { breathing_period_set(BREATHING_PERIOD); }
void breathing_period_inc(void) { breathing_period_set(breathing_period + 1); }
void breathing_period_dec(void) { breathing_period_set(breathing_period - 1); }
/* To generate breathing curve in python:
* from math import sin, pi; [int(sin(x/128.0*pi)**4*255) for x in range(128)]
*/
@ -187,7 +175,8 @@ static inline uint16_t scale_backlight(uint16_t v) { return v / BACKLIGHT_LEVELS
static void breathing_callback(PWMDriver *pwmp) {
(void)pwmp;
uint16_t interval = (uint16_t)breathing_period * 256 / BREATHING_STEPS;
uint8_t breathing_period = get_breathing_period();
uint16_t interval = (uint16_t)breathing_period * 256 / BREATHING_STEPS;
// resetting after one period to prevent ugly reset at overflow.
breathing_counter = (breathing_counter + 1) % (breathing_period * 256);
uint8_t index = breathing_counter / interval % BREATHING_STEPS;
@ -203,12 +192,4 @@ static void breathing_callback(PWMDriver *pwmp) {
chSysUnlockFromISR();
}
#else
__attribute__((weak)) void backlight_init_ports(void) {}
__attribute__((weak)) void backlight_set(uint8_t level) {}
__attribute__((weak)) void backlight_task(void) {}
#endif