From df3770551a4dcbf8188a16453dd64fe1787f83d8 Mon Sep 17 00:00:00 2001
From: Ryan <fauxpark@gmail.com>
Date: Mon, 14 Mar 2022 10:46:13 +1100
Subject: USB-USB converter cleanup (#16618)

---
 keyboards/converter/usb_usb/custom_matrix.cpp | 40 +++++++++++----------------
 1 file changed, 16 insertions(+), 24 deletions(-)

(limited to 'keyboards/converter/usb_usb/custom_matrix.cpp')

diff --git a/keyboards/converter/usb_usb/custom_matrix.cpp b/keyboards/converter/usb_usb/custom_matrix.cpp
index 00b5bc5053..a92feeb6c1 100644
--- a/keyboards/converter/usb_usb/custom_matrix.cpp
+++ b/keyboards/converter/usb_usb/custom_matrix.cpp
@@ -58,36 +58,31 @@ extern "C" {
  */
 #define ROW_MASK 0xF0
 #define COL_MASK 0x0F
-#define CODE(row, col)  (((row) << 4) | (col))
-#define ROW(code)       (((code) & ROW_MASK) >> 4)
-#define COL(code)       ((code) & COL_MASK)
-#define ROW_BITS(code)  (1 << COL(code))
-
+#define CODE(row, col) (((row) << 4) | (col))
+#define ROW(code)      (((code) & ROW_MASK) >> 4)
+#define COL(code)      ((code) & COL_MASK)
+#define ROW_BITS(code) (1 << COL(code))
 
 // Integrated key state of all keyboards
 static report_keyboard_t local_keyboard_report;
 
-static bool matrix_is_mod = false;
-
 /*
  * USB Host Shield HID keyboards
  * This supports two cascaded hubs and four keyboards
  */
 USB usb_host;
-HIDBoot<HID_PROTOCOL_KEYBOARD>    kbd1(&usb_host);
-HIDBoot<HID_PROTOCOL_KEYBOARD>    kbd2(&usb_host);
-HIDBoot<HID_PROTOCOL_KEYBOARD>    kbd3(&usb_host);
-HIDBoot<HID_PROTOCOL_KEYBOARD>    kbd4(&usb_host);
+USBHub hub1(&usb_host);
+USBHub hub2(&usb_host);
+HIDBoot<HID_PROTOCOL_KEYBOARD> kbd1(&usb_host);
+HIDBoot<HID_PROTOCOL_KEYBOARD> kbd2(&usb_host);
+HIDBoot<HID_PROTOCOL_KEYBOARD> kbd3(&usb_host);
+HIDBoot<HID_PROTOCOL_KEYBOARD> kbd4(&usb_host);
 KBDReportParser kbd_parser1;
 KBDReportParser kbd_parser2;
 KBDReportParser kbd_parser3;
 KBDReportParser kbd_parser4;
-USBHub hub1(&usb_host);
-USBHub hub2(&usb_host);
-
 
-extern "C"
-{
+extern "C" {
     uint8_t matrix_rows(void) { return MATRIX_ROWS; }
     uint8_t matrix_cols(void) { return MATRIX_COLS; }
     bool matrix_has_ghost(void) { return false; }
@@ -135,6 +130,7 @@ extern "C"
     }
 
     uint8_t matrix_scan(void) {
+        bool changed = false;
         static uint16_t last_time_stamp1 = 0;
         static uint16_t last_time_stamp2 = 0;
         static uint16_t last_time_stamp3 = 0;
@@ -158,15 +154,13 @@ extern "C"
             or_report(kbd_parser3.report);
             or_report(kbd_parser4.report);
 
-            matrix_is_mod = true;
+            changed = true;
 
             dprintf("state:  %02X %02X", local_keyboard_report.mods, local_keyboard_report.reserved);
             for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) {
                 dprintf(" %02X", local_keyboard_report.keys[i]);
             }
             dprint("\r\n");
-        } else {
-            matrix_is_mod = false;
         }
 
         uint16_t timer;
@@ -189,7 +183,7 @@ extern "C"
             }
         }
         matrix_scan_quantum();
-        return 1;
+        return changed;
     }
 
     bool matrix_is_on(uint8_t row, uint8_t col) {
@@ -234,13 +228,11 @@ extern "C"
         }
     }
 
-    void led_set(uint8_t usb_led)
-    {
+    void led_set(uint8_t usb_led) {
         if (kbd1.isReady()) kbd1.SetReport(0, 0, 2, 0, 1, &usb_led);
         if (kbd2.isReady()) kbd2.SetReport(0, 0, 2, 0, 1, &usb_led);
         if (kbd3.isReady()) kbd3.SetReport(0, 0, 2, 0, 1, &usb_led);
         if (kbd4.isReady()) kbd4.SetReport(0, 0, 2, 0, 1, &usb_led);
         led_set_kb(usb_led);
     }
-
-};
+}
-- 
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