From 42245651e7515c0d323761c97e0f0d35ee6ff35a Mon Sep 17 00:00:00 2001
From: Joel Challis <git@zvecr.com>
Date: Fri, 8 Dec 2023 15:57:34 +0000
Subject: [PATCH] Align Dip Switch feature (#22625)

---
 quantum/dip_switch.c | 29 ++++++++++++-----------------
 quantum/dip_switch.h | 20 +++++++++++++++++++-
 quantum/keyboard.c   |  2 +-
 3 files changed, 32 insertions(+), 19 deletions(-)

diff --git a/quantum/dip_switch.c b/quantum/dip_switch.c
index 6e254578d1..c4d64aa133 100644
--- a/quantum/dip_switch.c
+++ b/quantum/dip_switch.c
@@ -19,8 +19,6 @@
 #include <string.h> // for memcpy
 
 #include "dip_switch.h"
-#include "gpio.h"
-#include "util.h"
 
 #ifdef SPLIT_KEYBOARD
 #    include "split_common/split_util.h"
@@ -35,24 +33,17 @@
 #endif
 
 #ifdef DIP_SWITCH_PINS
-#    define NUMBER_OF_DIP_SWITCHES (ARRAY_SIZE(dip_switch_pad))
 static pin_t dip_switch_pad[] = DIP_SWITCH_PINS;
 #endif
 
 #ifdef DIP_SWITCH_MATRIX_GRID
-typedef struct matrix_index_t {
-    uint8_t row;
-    uint8_t col;
-} matrix_index_t;
-
-#    define NUMBER_OF_DIP_SWITCHES (ARRAY_SIZE(dip_switch_pad))
-static matrix_index_t dip_switch_pad[] = DIP_SWITCH_MATRIX_GRID;
-extern bool           peek_matrix(uint8_t row_index, uint8_t col_index, bool read_raw);
-static uint16_t       scan_count;
+static matrix_intersection_t dip_switch_pad[] = DIP_SWITCH_MATRIX_GRID;
+extern bool                  peek_matrix(uint8_t row_index, uint8_t col_index, bool read_raw);
+static uint16_t              scan_count;
 #endif /* DIP_SWITCH_MATRIX_GRID */
 
-static bool dip_switch_state[NUMBER_OF_DIP_SWITCHES]      = {0};
-static bool last_dip_switch_state[NUMBER_OF_DIP_SWITCHES] = {0};
+static bool dip_switch_state[NUM_DIP_SWITCHES]      = {0};
+static bool last_dip_switch_state[NUM_DIP_SWITCHES] = {0};
 
 __attribute__((weak)) bool dip_switch_update_user(uint8_t index, bool active) {
     return true;
@@ -75,12 +66,12 @@ void dip_switch_init(void) {
 #    if defined(SPLIT_KEYBOARD) && defined(DIP_SWITCH_PINS_RIGHT)
     if (!isLeftHand) {
         const pin_t dip_switch_pad_right[] = DIP_SWITCH_PINS_RIGHT;
-        for (uint8_t i = 0; i < NUMBER_OF_DIP_SWITCHES; i++) {
+        for (uint8_t i = 0; i < NUM_DIP_SWITCHES; i++) {
             dip_switch_pad[i] = dip_switch_pad_right[i];
         }
     }
 #    endif
-    for (uint8_t i = 0; i < NUMBER_OF_DIP_SWITCHES; i++) {
+    for (uint8_t i = 0; i < NUM_DIP_SWITCHES; i++) {
         setPinInputHigh(dip_switch_pad[i]);
     }
     dip_switch_read(true);
@@ -108,7 +99,7 @@ void dip_switch_read(bool forced) {
     }
 #endif
 
-    for (uint8_t i = 0; i < NUMBER_OF_DIP_SWITCHES; i++) {
+    for (uint8_t i = 0; i < NUM_DIP_SWITCHES; i++) {
 #ifdef DIP_SWITCH_PINS
         dip_switch_state[i] = !readPin(dip_switch_pad[i]);
 #endif
@@ -126,3 +117,7 @@ void dip_switch_read(bool forced) {
         memcpy(last_dip_switch_state, dip_switch_state, sizeof(dip_switch_state));
     }
 }
+
+void dip_switch_task(void) {
+    dip_switch_read(false);
+}
diff --git a/quantum/dip_switch.h b/quantum/dip_switch.h
index 6e79dcb0bf..ee5b550ada 100644
--- a/quantum/dip_switch.h
+++ b/quantum/dip_switch.h
@@ -20,11 +20,29 @@
 
 #include <stdbool.h>
 #include <stdint.h>
+#include "gpio.h"
+#include "util.h"
+
+#if defined(DIP_SWITCH_PINS)
+#    define NUM_DIP_SWITCHES ARRAY_SIZE(((pin_t[])DIP_SWITCH_PINS))
+#elif defined(DIP_SWITCH_MATRIX_GRID)
+typedef struct matrix_intersection_t {
+    uint8_t row;
+    uint8_t col;
+} matrix_intersection_t;
+#    define NUM_DIP_SWITCHES ARRAY_SIZE(((matrix_intersection_t[])DIP_SWITCH_MATRIX_GRID))
+#endif
+
+#ifndef NUM_DIP_SWITCHES
+#    define NUM_DIP_SWITCHES 0
+#endif
 
 bool dip_switch_update_kb(uint8_t index, bool active);
 bool dip_switch_update_user(uint8_t index, bool active);
 bool dip_switch_update_mask_user(uint32_t state);
 bool dip_switch_update_mask_kb(uint32_t state);
 
-void dip_switch_init(void);
 void dip_switch_read(bool forced);
+
+void dip_switch_init(void);
+void dip_switch_task(void);
diff --git a/quantum/keyboard.c b/quantum/keyboard.c
index 86a1a9fea3..b5fa1a6e2e 100644
--- a/quantum/keyboard.c
+++ b/quantum/keyboard.c
@@ -615,7 +615,7 @@ void quantum_task(void) {
 #endif
 
 #ifdef DIP_SWITCH_ENABLE
-    dip_switch_read(false);
+    dip_switch_task();
 #endif
 
 #ifdef AUTO_SHIFT_ENABLE