mirror of
https://github.com/openstenoproject/qmk
synced 2024-11-10 02:30:07 +00:00
3a303bd2ae
* rename backlight_soft to match rules.mk * rename backlight_soft to match rules.mk - update common_features * Carve out a better location for private driver backlight functionality
49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
#include "quantum.h"
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#include "backlight.h"
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#include "backlight_driver_common.h"
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#if !defined(BACKLIGHT_PIN) && !defined(BACKLIGHT_PINS)
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# error "Backlight pin/pins not defined. Please configure."
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#endif
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#if defined(BACKLIGHT_PINS)
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static const pin_t backlight_pins[] = BACKLIGHT_PINS;
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# ifndef BACKLIGHT_LED_COUNT
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# define BACKLIGHT_LED_COUNT (sizeof(backlight_pins) / sizeof(pin_t))
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# endif
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# define FOR_EACH_LED(x) \
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for (uint8_t i = 0; i < BACKLIGHT_LED_COUNT; i++) { \
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pin_t backlight_pin = backlight_pins[i]; \
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{ x } \
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}
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#else
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// we support only one backlight pin
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static const pin_t backlight_pin = BACKLIGHT_PIN;
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# define FOR_EACH_LED(x) x
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#endif
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static inline void backlight_on(pin_t backlight_pin) {
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#if BACKLIGHT_ON_STATE == 0
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writePinLow(backlight_pin);
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#else
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writePinHigh(backlight_pin);
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#endif
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}
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static inline void backlight_off(pin_t backlight_pin) {
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#if BACKLIGHT_ON_STATE == 0
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writePinHigh(backlight_pin);
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#else
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writePinLow(backlight_pin);
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#endif
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}
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void backlight_pins_init(void) {
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// Setup backlight pin as output and output to off state.
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FOR_EACH_LED(setPinOutput(backlight_pin); backlight_off(backlight_pin);)
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}
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void backlight_pins_on(void) { FOR_EACH_LED(backlight_on(backlight_pin);) }
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void backlight_pins_off(void) { FOR_EACH_LED(backlight_off(backlight_pin);) }
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