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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
commit b89e35bdd3
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6 changed files with 55 additions and 81 deletions
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8
common_features.mk
View file

@ -257,13 +257,11 @@ ifeq ($(strip $(BACKLIGHT_ENABLE)), yes)
SRC += $(QUANTUM_DIR)/backlight/backlight.c
OPT_DEFS += -DBACKLIGHT_ENABLE
ifeq ($(strip $(BACKLIGHT_DRIVER)), software)
ifeq ($(strip $(BACKLIGHT_DRIVER)), custom)
OPT_DEFS += -DBACKLIGHT_CUSTOM_DRIVER
else ifeq ($(strip $(BACKLIGHT_DRIVER)), software)
SRC += $(QUANTUM_DIR)/backlight/backlight_soft.c
else
ifeq ($(strip $(BACKLIGHT_DRIVER)), custom)
OPT_DEFS += -DBACKLIGHT_CUSTOM_DRIVER
endif
ifeq ($(PLATFORM),AVR)
SRC += $(QUANTUM_DIR)/backlight/backlight_avr.c
else

21
quantum/backlight/backlight.c
View file

@ -21,6 +21,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
backlight_config_t backlight_config;
// TODO: migrate to backlight_config_t
static uint8_t breathing_period = BREATHING_PERIOD;
/** \brief Backlight initialization
*
* FIXME: needs doc
@ -191,3 +194,21 @@ void backlight_disable_breathing(void) {
*/
bool is_backlight_breathing(void) { return backlight_config.breathing; }
#endif
// following are marked as weak purely for backwards compatibility
__attribute__((weak)) void breathing_period_set(uint8_t value) { breathing_period = value ? value : 1; }
__attribute__((weak)) uint8_t get_breathing_period(void) { return breathing_period; }
__attribute__((weak)) void breathing_period_default(void) { breathing_period_set(BREATHING_PERIOD); }
__attribute__((weak)) void breathing_period_inc(void) { breathing_period_set(breathing_period + 1); }
__attribute__((weak)) void breathing_period_dec(void) { breathing_period_set(breathing_period - 1); }
// defaults for backlight api
__attribute__((weak)) void backlight_init_ports(void) {}
__attribute__((weak)) void backlight_set(uint8_t level) {}
__attribute__((weak)) void backlight_task(void) {}

23
quantum/backlight/backlight.h
View file

@ -41,22 +41,39 @@ typedef union {
} backlight_config_t;
void backlight_init(void);
void backlight_increase(void);
void backlight_decrease(void);
void backlight_toggle(void);
void backlight_enable(void);
void backlight_disable(void);
bool is_backlight_enabled(void);
void backlight_step(void);
void backlight_set(uint8_t level);
void backlight_increase(void);
void backlight_decrease(void);
void backlight_level(uint8_t level);
uint8_t get_backlight_level(void);
// implementation specific
void backlight_init_ports(void);
void backlight_set(uint8_t level);
void backlight_task(void);
#ifdef BACKLIGHT_BREATHING
void backlight_toggle_breathing(void);
void backlight_enable_breathing(void);
void backlight_disable_breathing(void);
bool is_backlight_breathing(void);
void breathing_period_set(uint8_t value);
uint8_t get_breathing_period(void);
void breathing_period_default(void);
void breathing_period_inc(void);
void breathing_period_dec(void);
// implementation specific
void breathing_enable(void);
void breathing_disable(void);
void breathing_toggle(void);
bool is_breathing(void);
void breathing_pulse(void);
void breathing_task(void);
#endif

25
quantum/backlight/backlight_arm.c
View file

@ -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

33
quantum/backlight/backlight_avr.c
View file

@ -206,7 +206,7 @@ static const pin_t backlight_pin = BACKLIGHT_PIN;
# endif
# ifdef NO_HARDWARE_PWM
__attribute__((weak)) void backlight_init_ports(void) {
void backlight_init_ports(void) {
// Setup backlight pin as output and output to on state.
FOR_EACH_LED(setPinOutput(backlight_pin); backlight_on(backlight_pin);)
@ -217,8 +217,6 @@ __attribute__((weak)) void backlight_init_ports(void) {
# endif
}
__attribute__((weak)) void backlight_set(uint8_t level) {}
uint8_t backlight_tick = 0;
# ifndef BACKLIGHT_CUSTOM_DRIVER
@ -303,7 +301,7 @@ static uint16_t cie_lightness(uint16_t v) {
static inline void set_pwm(uint16_t val) { OCRxx = val; }
# ifndef BACKLIGHT_CUSTOM_DRIVER
__attribute__((weak)) void backlight_set(uint8_t level) {
void backlight_set(uint8_t level) {
if (level > BACKLIGHT_LEVELS) level = BACKLIGHT_LEVELS;
if (level == 0) {
@ -342,7 +340,6 @@ 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;
@ -377,9 +374,9 @@ bool is_breathing(void) { return !!(TIMSKx & _BV(TOIEx)); }
do { \
breathing_counter = 0; \
} while (0)
# define breathing_max() \
do { \
breathing_counter = breathing_period * 244 / 2; \
# define breathing_max() \
do { \
breathing_counter = get_breathing_period() * 244 / 2; \
} while (0)
void breathing_enable(void) {
@ -417,17 +414,6 @@ 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)]
*/
@ -445,6 +431,7 @@ void breathing_task(void)
ISR(TIMERx_OVF_vect)
# endif
{
uint8_t breathing_period = get_breathing_period();
uint16_t interval = (uint16_t)breathing_period * 244 / BREATHING_STEPS;
// resetting after one period to prevent ugly reset at overflow.
breathing_counter = (breathing_counter + 1) % (breathing_period * 244);
@ -459,7 +446,7 @@ ISR(TIMERx_OVF_vect)
# endif // BACKLIGHT_BREATHING
__attribute__((weak)) void backlight_init_ports(void) {
void backlight_init_ports(void) {
// Setup backlight pin as output and output to on state.
FOR_EACH_LED(setPinOutput(backlight_pin); backlight_on(backlight_pin);)
@ -500,10 +487,4 @@ __attribute__((weak)) void backlight_init_ports(void) {
# endif // hardware backlight
#else // no backlight
__attribute__((weak)) void backlight_init_ports(void) {}
__attribute__((weak)) void backlight_set(uint8_t level) {}
#endif // backlight

24
quantum/quantum.h
View file

@ -251,30 +251,6 @@ void register_code16(uint16_t code);
void unregister_code16(uint16_t code);
void tap_code16(uint16_t code);
#ifdef BACKLIGHT_ENABLE
void backlight_init_ports(void);
void backlight_task(void);
void backlight_task_internal(void);
void backlight_on(pin_t backlight_pin);
void backlight_off(pin_t backlight_pin);
# ifdef BACKLIGHT_BREATHING
void breathing_task(void);
void breathing_enable(void);
void breathing_pulse(void);
void breathing_disable(void);
void breathing_self_disable(void);
void breathing_toggle(void);
bool is_breathing(void);
void breathing_intensity_default(void);
void breathing_period_default(void);
void breathing_period_set(uint8_t value);
void breathing_period_inc(void);
void breathing_period_dec(void);
# endif
#endif
void send_dword(uint32_t number);
void send_word(uint16_t number);
void send_byte(uint8_t number);