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+/* Copyright 2017 Jason Williams
+ * Copyright 2017 Jack Humbert
+ * Copyright 2018 Yiancar
+ * Copyright 2019 Clueboard
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LED_MATRIX_H
+#define LED_MATRIX_H
+
+#ifndef BACKLIGHT_ENABLE
+# error You must define BACKLIGHT_ENABLE with LED_MATRIX_ENABLE
+#endif
+
+typedef struct Point {
+ uint8_t x;
+ uint8_t y;
+} __attribute__((packed)) Point;
+
+typedef struct led_matrix {
+ union {
+ uint8_t raw;
+ struct {
+ uint8_t row : 4; // 16 max
+ uint8_t col : 4; // 16 max
+ };
+ } matrix_co;
+ Point point;
+ uint8_t modifier : 1;
+} __attribute__((packed)) led_matrix;
+
+extern const led_matrix g_leds[LED_DRIVER_LED_COUNT];
+
+typedef struct {
+ uint8_t index;
+ uint8_t value;
+} led_indicator;
+
+typedef union {
+ uint32_t raw;
+ struct {
+ bool enable : 1;
+ uint8_t mode : 6;
+ uint8_t hue : 8; // Unused by led_matrix
+ uint8_t sat : 8; // Unused by led_matrix
+ uint8_t val : 8;
+ uint8_t speed : 8; // EECONFIG needs to be increased to support this
+ };
+} led_config_t;
+
+enum led_matrix_effects {
+ LED_MATRIX_UNIFORM_BRIGHTNESS = 1,
+ // All new effects go above this line
+ LED_MATRIX_EFFECT_MAX
+};
+
+void led_matrix_set_index_value(int index, uint8_t value);
+void led_matrix_set_index_value_all(uint8_t value);
+
+// This runs after another backlight effect and replaces
+// colors already set
+void led_matrix_indicators(void);
+void led_matrix_indicators_kb(void);
+void led_matrix_indicators_user(void);
+
+void led_matrix_init(void);
+void led_matrix_setup_drivers(void);
+
+void led_matrix_set_suspend_state(bool state);
+void led_matrix_set_indicator_state(uint8_t state);
+
+void led_matrix_task(void);
+
+// This should not be called from an interrupt
+// (eg. from a timer interrupt).
+// Call this while idle (in between matrix scans).
+// If the buffer is dirty, it will update the driver with the buffer.
+void led_matrix_update_pwm_buffers(void);
+
+bool process_led_matrix(uint16_t keycode, keyrecord_t *record);
+
+uint32_t led_matrix_get_tick(void);
+
+void led_matrix_toggle(void);
+void led_matrix_enable(void);
+void led_matrix_enable_noeeprom(void);
+void led_matrix_disable(void);
+void led_matrix_disable_noeeprom(void);
+void led_matrix_step(void);
+void led_matrix_step_reverse(void);
+void led_matrix_increase_val(void);
+void led_matrix_decrease_val(void);
+void led_matrix_increase_speed(void);
+void led_matrix_decrease_speed(void);
+void led_matrix_mode(uint8_t mode, bool eeprom_write);
+void led_matrix_mode_noeeprom(uint8_t mode);
+uint8_t led_matrix_get_mode(void);
+void led_matrix_set_value(uint8_t mode);
+void led_matrix_set_value_noeeprom(uint8_t mode);
+
+typedef struct {
+ /* Perform any initialisation required for the other driver functions to work. */
+ void (*init)(void);
+
+ /* Set the brightness of a single LED in the buffer. */
+ void (*set_value)(int index, uint8_t value);
+ /* Set the brightness of all LEDS on the keyboard in the buffer. */
+ void (*set_value_all)(uint8_t value);
+ /* Flush any buffered changes to the hardware. */
+ void (*flush)(void);
+} led_matrix_driver_t;
+
+extern const led_matrix_driver_t led_matrix_driver;
+
+#endif