From 0fd08da806711112147cd6c3b9bdee0250f9f103 Mon Sep 17 00:00:00 2001
From: yiancar <yiangosyiangou@cytanet.com.cy>
Date: Sat, 11 Jun 2022 01:20:01 +0100
Subject: Scale brigthness for VIA (#17352)

Co-authored-by: yiancar <yiancar@gmail.com>
---
 quantum/via.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/quantum/via.c b/quantum/via.c
index 320bd5546d..a37bd38da8 100644
--- a/quantum/via.c
+++ b/quantum/via.c
@@ -64,6 +64,7 @@ void via_qmk_rgblight_get_value(uint8_t *data);
 #endif
 
 #if defined(VIA_QMK_RGB_MATRIX_ENABLE)
+#    include <lib/lib8tion/lib8tion.h>
 void via_qmk_rgb_matrix_set_value(uint8_t *data);
 void via_qmk_rgb_matrix_get_value(uint8_t *data);
 void eeconfig_update_rgb_matrix(void);
@@ -421,7 +422,7 @@ void via_qmk_backlight_get_value(uint8_t *data) {
     switch (*value_id) {
         case id_qmk_backlight_brightness: {
             // level / BACKLIGHT_LEVELS * 255
-            value_data[0] = ((uint16_t)get_backlight_level()) * 255 / BACKLIGHT_LEVELS;
+            value_data[0] = ((uint16_t)get_backlight_level() * UINT8_MAX) / BACKLIGHT_LEVELS;
             break;
         }
         case id_qmk_backlight_effect: {
@@ -441,7 +442,7 @@ void via_qmk_backlight_set_value(uint8_t *data) {
     switch (*value_id) {
         case id_qmk_backlight_brightness: {
             // level / 255 * BACKLIGHT_LEVELS
-            backlight_level_noeeprom(((uint16_t)value_data[0]) * BACKLIGHT_LEVELS / 255);
+            backlight_level_noeeprom(((uint16_t)value_data[0] * BACKLIGHT_LEVELS) / UINT8_MAX);
             break;
         }
         case id_qmk_backlight_effect: {
@@ -466,7 +467,7 @@ void via_qmk_rgblight_get_value(uint8_t *data) {
     uint8_t *value_data = &(data[1]);
     switch (*value_id) {
         case id_qmk_rgblight_brightness: {
-            value_data[0] = rgblight_get_val();
+            value_data[0] = ((uint16_t)rgblight_get_val() * UINT8_MAX) / RGBLIGHT_LIMIT_VAL;
             break;
         }
         case id_qmk_rgblight_effect: {
@@ -490,7 +491,7 @@ void via_qmk_rgblight_set_value(uint8_t *data) {
     uint8_t *value_data = &(data[1]);
     switch (*value_id) {
         case id_qmk_rgblight_brightness: {
-            rgblight_sethsv_noeeprom(rgblight_get_hue(), rgblight_get_sat(), value_data[0]);
+            rgblight_sethsv_noeeprom(rgblight_get_hue(), rgblight_get_sat(), ((uint16_t)value_data[0] * RGBLIGHT_LIMIT_VAL) / UINT8_MAX;
             break;
         }
         case id_qmk_rgblight_effect: {
@@ -557,7 +558,7 @@ void via_qmk_rgb_matrix_get_value(uint8_t *data) {
     uint8_t *value_data = &(data[1]);
     switch (*value_id) {
         case id_qmk_rgblight_brightness:
-            value_data[0] = rgb_matrix_get_val();
+            value_data[0] = ((uint16_t)rgb_matrix_get_val() * UINT8_MAX) / RGB_MATRIX_MAXIMUM_BRIGHTNESS;
             break;
         case id_qmk_rgblight_effect:
             value_data[0] = rgb_matrix_get_mode();
@@ -577,7 +578,7 @@ void via_qmk_rgb_matrix_set_value(uint8_t *data) {
     uint8_t *value_data = &(data[1]);
     switch (*value_id) {
         case id_qmk_rgblight_brightness:
-            rgb_matrix_sethsv_noeeprom(rgb_matrix_get_hue(), rgb_matrix_get_sat(), value_data[0]);
+            rgb_matrix_sethsv_noeeprom(rgb_matrix_get_hue(), rgb_matrix_get_sat(), scale8(value_data[0], RGB_MATRIX_MAXIMUM_BRIGHTNESS));
             break;
         case id_qmk_rgblight_effect:
             rgb_matrix_mode_noeeprom(value_data[0]);
-- 
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