RGB Matrix: Reload from EEPROM (qmk#15923)

Co-authored-by: Sergey Vlasov <[email protected]>
jesperhellberg · Feb 5, 2022 · eb8ace0 · eb8ace0
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diff --git a/docs/feature_rgb_matrix.md b/docs/feature_rgb_matrix.md
@@ -709,6 +709,7 @@ Where `28` is an unused index from `eeconfig.h`.
 |`rgb_matrix_decrease_speed_noeeprom()` |Decrease the speed of the animations (not written to EEPROM) |
 |`rgb_matrix_set_speed(speed)` |Set the speed of the animations to the given value where `speed` is between 0 and 255 |
 |`rgb_matrix_set_speed_noeeprom(speed)` |Set the speed of the animations to the given value where `speed` is between 0 and 255 (not written to EEPROM) |
+|`rgb_matrix_reload_from_eeprom()` |Reload the effect configuration (enabled, mode and color) from EEPROM |
 
 ### Change Color :id=change-color
 |Function |Description |

diff --git a/quantum/rgb_matrix/rgb_matrix.c b/quantum/rgb_matrix/rgb_matrix.c
@@ -164,6 +164,16 @@ void eeconfig_debug_rgb_matrix(void) {
  dprintf("rgb_matrix_config.flags = %d\n", rgb_matrix_config.flags);
 }
 
+void rgb_matrix_reload_from_eeprom(void) {
+ rgb_matrix_disable_noeeprom();
+ /* Reset back to what we have in eeprom */
+ eeconfig_init_rgb_matrix();
+ eeconfig_debug_rgb_matrix(); // display current eeprom values
+ if (rgb_matrix_config.enable) {
+ rgb_matrix_mode_noeeprom(rgb_matrix_config.mode);
+ }
+}
+
 __attribute__((weak)) uint8_t rgb_matrix_map_row_column_to_led_kb(uint8_t row, uint8_t column, uint8_t *led_i) { return 0; }
 
 uint8_t rgb_matrix_map_row_column_to_led(uint8_t row, uint8_t column, uint8_t *led_i) {

diff --git a/quantum/rgb_matrix/rgb_matrix.h b/quantum/rgb_matrix/rgb_matrix.h
@@ -136,6 +136,8 @@ void rgb_matrix_indicators_advanced_user(uint8_t led_min, uint8_t led_max);
 
 void rgb_matrix_init(void);
 
+void rgb_matrix_reload_from_eeprom(void);
+
 void rgb_matrix_set_suspend_state(bool state);
 bool rgb_matrix_get_suspend_state(void);
 void rgb_matrix_toggle(void);
@@ -182,6 +184,7 @@ void rgb_matrix_set_flags(led_flags_t flags);
 
 #ifndef RGBLIGHT_ENABLE
 # define eeconfig_update_rgblight_current eeconfig_update_rgb_matrix
+# define rgblight_reload_from_eeprom rgb_matrix_reload_from_eeprom
 # define rgblight_toggle rgb_matrix_toggle
 # define rgblight_toggle_noeeprom rgb_matrix_toggle_noeeprom
 # define rgblight_enable rgb_matrix_enable