From 9155b59e1a496b64f7aa576e6e4cb84fd0a9607b Mon Sep 17 00:00:00 2001
From: Ryan <fauxpark@gmail.com>
Date: Mon, 8 Mar 2021 16:55:00 +1100
Subject: LED Matrix: decouple from Backlight (#12054)

---
 quantum/led_matrix.c                        |  8 +-------
 quantum/led_matrix.h                        |  4 ----
 quantum/process_keycode/process_backlight.c | 29 +++++++++++++++++++++++++++--
 quantum/quantum.c                           |  9 ++++-----
 quantum/quantum.h                           | 12 ++++++------
 5 files changed, 38 insertions(+), 24 deletions(-)

(limited to 'quantum')

diff --git a/quantum/led_matrix.c b/quantum/led_matrix.c
index 4f1f06c7ac..39bccdd580 100644
--- a/quantum/led_matrix.c
+++ b/quantum/led_matrix.c
@@ -45,10 +45,6 @@ led_eeconfig_t led_matrix_eeconfig;
 #    define LED_DISABLE_WHEN_USB_SUSPENDED false
 #endif
 
-#ifndef EECONFIG_LED_MATRIX
-#    define EECONFIG_LED_MATRIX EECONFIG_RGBLIGHT
-#endif
-
 #if !defined(LED_MATRIX_MAXIMUM_BRIGHTNESS) || LED_MATRIX_MAXIMUM_BRIGHTNESS > 255
 #    define LED_MATRIX_MAXIMUM_BRIGHTNESS 255
 #endif
@@ -135,7 +131,7 @@ void led_matrix_set_suspend_state(bool state) { g_suspend_state = state; }
 void led_matrix_all_off(void) { led_matrix_set_index_value_all(0); }
 
 // Uniform brightness
-void led_matrix_uniform_brightness(void) { led_matrix_set_index_value_all(LED_MATRIX_MAXIMUM_BRIGHTNESS / BACKLIGHT_LEVELS * led_matrix_eeconfig.val); }
+void led_matrix_uniform_brightness(void) { led_matrix_set_index_value_all(led_matrix_eeconfig.val); }
 
 void led_matrix_custom(void) {}
 
@@ -344,5 +340,3 @@ void led_matrix_set_value(uint8_t val) {
     led_matrix_set_value_noeeprom(val);
     eeconfig_update_led_matrix(led_matrix_eeconfig.raw);
 }
-
-void backlight_set(uint8_t val) { led_matrix_set_value(val); }
diff --git a/quantum/led_matrix.h b/quantum/led_matrix.h
index 85bae43c15..0817d13573 100644
--- a/quantum/led_matrix.h
+++ b/quantum/led_matrix.h
@@ -21,10 +21,6 @@
 
 #include "led_matrix_types.h"
 
-#ifndef BACKLIGHT_ENABLE
-#    error You must define BACKLIGHT_ENABLE with LED_MATRIX_ENABLE
-#endif
-
 enum led_matrix_effects {
     LED_MATRIX_UNIFORM_BRIGHTNESS = 1,
     // All new effects go above this line
diff --git a/quantum/process_keycode/process_backlight.c b/quantum/process_keycode/process_backlight.c
index 4d12f6813a..8b70339a55 100644
--- a/quantum/process_keycode/process_backlight.c
+++ b/quantum/process_keycode/process_backlight.c
@@ -16,11 +16,35 @@
 
 #include "process_backlight.h"
 
-#include "backlight.h"
+#ifdef LED_MATRIX_ENABLE
+#    include "led_matrix.h"
+#else
+#    include "backlight.h"
+#endif
 
 bool process_backlight(uint16_t keycode, keyrecord_t *record) {
     if (record->event.pressed) {
         switch (keycode) {
+#ifdef LED_MATRIX_ENABLE
+            case BL_ON:
+                led_matrix_enable();
+                return false;
+            case BL_OFF:
+                led_matrix_disable();
+                return false;
+            case BL_DEC:
+                led_matrix_decrease_val();
+                return false;
+            case BL_INC:
+                led_matrix_increase_val();
+                return false;
+            case BL_TOGG:
+                led_matrix_toggle();
+                return false;
+            case BL_STEP:
+                led_matrix_step();
+                return false;
+#else
             case BL_ON:
                 backlight_level(BACKLIGHT_LEVELS);
                 return false;
@@ -39,10 +63,11 @@ bool process_backlight(uint16_t keycode, keyrecord_t *record) {
             case BL_STEP:
                 backlight_step();
                 return false;
-#ifdef BACKLIGHT_BREATHING
+#    ifdef BACKLIGHT_BREATHING
             case BL_BRTG:
                 backlight_toggle_breathing();
                 return false;
+#    endif
 #endif
         }
     }
diff --git a/quantum/quantum.c b/quantum/quantum.c
index 78601ce6bf..59d95f2f54 100644
--- a/quantum/quantum.c
+++ b/quantum/quantum.c
@@ -234,7 +234,7 @@ bool process_record_quantum(keyrecord_t *record) {
 #ifdef AUDIO_ENABLE
             process_audio(keycode, record) &&
 #endif
-#ifdef BACKLIGHT_ENABLE
+#if defined(BACKLIGHT_ENABLE) || defined(LED_MATRIX_ENABLE)
             process_backlight(keycode, record) &&
 #endif
 #ifdef STENO_ENABLE
@@ -387,15 +387,14 @@ void matrix_init_quantum() {
     led_init_ports();
 #endif
 #ifdef BACKLIGHT_ENABLE
-#    ifdef LED_MATRIX_ENABLE
-    led_matrix_init();
-#    else
     backlight_init_ports();
-#    endif
 #endif
 #ifdef AUDIO_ENABLE
     audio_init();
 #endif
+#ifdef LED_MATRIX_ENABLE
+    led_matrix_init();
+#endif
 #ifdef RGB_MATRIX_ENABLE
     rgb_matrix_init();
 #endif
diff --git a/quantum/quantum.h b/quantum/quantum.h
index 070bd01317..7c2dcaa829 100644
--- a/quantum/quantum.h
+++ b/quantum/quantum.h
@@ -30,11 +30,11 @@
 #include "keymap.h"
 
 #ifdef BACKLIGHT_ENABLE
-#    ifdef LED_MATRIX_ENABLE
-#        include "led_matrix.h"
-#    else
-#        include "backlight.h"
-#    endif
+#    include "backlight.h"
+#endif
+
+#ifdef LED_MATRIX_ENABLE
+#    include "led_matrix.h"
 #endif
 
 #if defined(RGBLIGHT_ENABLE)
@@ -98,7 +98,7 @@ extern layer_state_t layer_state;
 #    include "process_music.h"
 #endif
 
-#ifdef BACKLIGHT_ENABLE
+#if defined(BACKLIGHT_ENABLE) || defined(LED_MATRIX_ENABLE)
 #    include "process_backlight.h"
 #endif
 
-- 
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