Fix functions with empty params (#19647)

* Fix functions with empty params

* Found a bunch more

docs/gpio_control.md

@@ -30,7 +30,7 @@ The above functions are not always guaranteed to work atomically. Therefore, if
 
 eg.
 ```c
-void some_function() {
+void some_function(void) {
      // some process
      ATOMIC_BLOCK_FORCEON {
         // Atomic Processing

docs/quantum_painter_lvgl.md

@@ -45,7 +45,7 @@ To init. the display please read the [Display Initialisation](quantum_painter.md
 ### Quantum Painter LVGL Detach :id=lvgl-api-init
 
 ```c
-void qp_lvgl_detach()
+void qp_lvgl_detach(void)
 ```
 
 The `qp_lvgl_detach` function stops the internal LVGL ticks and releases resources related to it.

drivers/lcd/hd44780.c

@@ -158,7 +158,7 @@ void hd44780_on(bool cursor, bool blink) {
     }
 }
 
-void hd44780_off() {
+void hd44780_off(void) {
     hd44780_command(HD44780_CMD_DISPLAY);
 }
 

drivers/sensors/adns9800.c

@@ -99,7 +99,7 @@ uint8_t adns9800_read(uint8_t reg_addr) {
     return data;
 }
 
-void adns9800_init() {
+void adns9800_init(void) {
     setPinOutput(ADNS9800_CS_PIN);
 
     spi_init();

drivers/sensors/cirque_pinnacle.c

@@ -87,7 +87,7 @@ void cirque_pinnacle_scale_data(pinnacle_data_t* coordinates, uint16_t xResoluti
 }
 
 // Clears Status1 register flags (SW_CC and SW_DR)
-void cirque_pinnacle_clear_flags() {
+void cirque_pinnacle_clear_flags(void) {
     RAP_Write(HOSTREG__STATUS1, HOSTREG__STATUS1_DEFVAL & ~(HOSTREG__STATUS1__COMMAND_COMPLETE | HOSTREG__STATUS1__DATA_READY));
     wait_us(50);
 }

drivers/usb2422.c

@@ -344,7 +344,7 @@ static void USB2422_write_block(void) {
 
 // ***************************************************************
 
-void USB2422_init() {
+void USB2422_init(void) {
 #ifdef USB2422_RESET_PIN
     setPinOutput(USB2422_RESET_PIN);
 #endif
@@ -355,7 +355,7 @@ void USB2422_init() {
     i2c_init(); // IC2 clk must be high at USB2422 reset release time to signal SMB configuration
 }
 
-void USB2422_configure() {
+void USB2422_configure(void) {
     static const char SERNAME[] = "Unavailable";
 
     memset(&config, 0, sizeof(Usb2422_t));
@@ -385,7 +385,7 @@ void USB2422_configure() {
     USB2422_write_block();
 }
 
-void USB2422_reset() {
+void USB2422_reset(void) {
 #ifdef USB2422_RESET_PIN
     writePinLow(USB2422_RESET_PIN);
     wait_us(2);
@@ -393,7 +393,7 @@ void USB2422_reset() {
 #endif
 }
 
-bool USB2422_active() {
+bool USB2422_active(void) {
 #ifdef USB2422_ACTIVE_PIN
     return readPin(USB2422_ACTIVE_PIN);
 #else

keyboards/40percentclub/gherkin/keymaps/mjt/keymap.c

@@ -174,13 +174,13 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(20); // gets rid of tick
     PLAY_SONG(tone_startup);
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {
     PLAY_SONG(tone_goodbye);
     _delay_ms(150);

keyboards/40percentclub/gherkin/keymaps/steno/keymap.c

@@ -8,6 +8,6 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     STN_NUM, STN_NUM, STN_A,   STN_O,   STN_NUM, STN_E,   STN_U,   STN_NUM, STN_NUM, STN_NUM),
 };
 
-void matrix_init_user() {
+void matrix_init_user(void) {
   steno_set_mode(STENO_MODE_GEMINI); // or STENO_MODE_BOLT
 }

keyboards/40percentclub/mf68/keymaps/delivrance/keymap.c

@@ -197,7 +197,7 @@ void led_set_user(uint8_t usb_led) {
 static uint32_t timer;
 static bool is_idle;
 
-void matrix_scan_user() {
+void matrix_scan_user(void) {
     // Check the timer only if the keyboard is not idle
     if (!is_idle) {
         if (timer_elapsed32(timer) >= (uint32_t) BACKLIGHT_IDLE_TIMEOUT * 1000) {

keyboards/40percentclub/ut47/ut47.c

@@ -17,7 +17,7 @@
 #ifdef LED_ENABLE
   #include "uart.h"
 
-void matrix_init_kb() {
+void matrix_init_kb(void) {
   uart_init(9600);
 }
 #endif

keyboards/annepro2/annepro2.c

@@ -111,7 +111,7 @@ void keyboard_post_init_kb(void) {
     keyboard_post_init_user();
 }
 
-void matrix_scan_kb() {
+void matrix_scan_kb(void) {
     // if there's stuff on the ble serial buffer
     // read it into the capslock struct
     while (!sdGetWouldBlock(&SD1)) {

keyboards/annepro2/ap2_led.c

@@ -60,15 +60,15 @@ void ap2_led_enable(void) { proto_tx(CMD_LED_ON, NULL, 0, 3); }
 
 void ap2_led_set_profile(uint8_t prof) { proto_tx(CMD_LED_SET_PROFILE, &prof, sizeof(prof), 3); }
 
-void ap2_led_get_status() { proto_tx(CMD_LED_GET_STATUS, NULL, 0, 3); }
+void ap2_led_get_status(void) { proto_tx(CMD_LED_GET_STATUS, NULL, 0, 3); }
 
-void ap2_led_next_profile() { proto_tx(CMD_LED_NEXT_PROFILE, NULL, 0, 3); }
+void ap2_led_next_profile(void) { proto_tx(CMD_LED_NEXT_PROFILE, NULL, 0, 3); }
 
-void ap2_led_next_intensity() { proto_tx(CMD_LED_NEXT_INTENSITY, NULL, 0, 3); }
+void ap2_led_next_intensity(void) { proto_tx(CMD_LED_NEXT_INTENSITY, NULL, 0, 3); }
 
-void ap2_led_next_animation_speed() { proto_tx(CMD_LED_NEXT_ANIMATION_SPEED, NULL, 0, 3); }
+void ap2_led_next_animation_speed(void) { proto_tx(CMD_LED_NEXT_ANIMATION_SPEED, NULL, 0, 3); }
 
-void ap2_led_prev_profile() { proto_tx(CMD_LED_PREV_PROFILE, NULL, 0, 3); }
+void ap2_led_prev_profile(void) { proto_tx(CMD_LED_PREV_PROFILE, NULL, 0, 3); }
 
 void ap2_led_mask_set_key(uint8_t row, uint8_t col, ap2_led_t color) {
     uint8_t payload[] = {row, col, color.p.blue, color.p.green, color.p.red, color.p.alpha};
@@ -127,7 +127,7 @@ void ap2_led_set_foreground_color(uint8_t red, uint8_t green, uint8_t blue) {
     ap2_led_mask_set_mono(color);
 }
 
-void ap2_led_reset_foreground_color() {
+void ap2_led_reset_foreground_color(void) {
     ap2_led_t color = {
         .p.red   = 0,
         .p.green = 0,

keyboards/bemeier/bmek/bmek.c

@@ -16,7 +16,7 @@
 #include "bmek.h"
 
 __attribute__((weak))
-void shutdown_user() {
+void shutdown_user(void) {
 #ifdef RGBLIGHT_ENABLE
     rgblight_setrgb(255, 0, 0);
 #endif

keyboards/bpiphany/frosty_flake/20130602/20130602.c

@@ -1,6 +1,6 @@
 #include "frosty_flake.h"
 
-void keyboard_pre_init_kb() {
+void keyboard_pre_init_kb(void) {
     setPinOutput(B7); // caps lock
     writePinHigh(B7);
     setPinOutput(C5); // num lock

keyboards/bpiphany/frosty_flake/20140521/20140521.c

@@ -1,6 +1,6 @@
 #include "frosty_flake.h"
 
-void keyboard_pre_init_kb() {
+void keyboard_pre_init_kb(void) {
     setPinOutput(B7); // num lock
     writePinHigh(B7);
     setPinOutput(C5); // caps lock

keyboards/cannonkeys/satisfaction75/satisfaction75.c

@@ -361,11 +361,11 @@ void custom_config_reset(void){
   eeprom_update_byte((uint8_t*)EEPROM_ENABLED_ENCODER_MODES, 0x1F);
 }
 
-void backlight_config_save(){
+void backlight_config_save(void){
   eeprom_update_byte((uint8_t*)EEPROM_CUSTOM_BACKLIGHT, kb_backlight_config.raw);
 }
 
-void custom_config_load(){
+void custom_config_load(void){
   kb_backlight_config.raw = eeprom_read_byte((uint8_t*)EEPROM_CUSTOM_BACKLIGHT);
 #ifdef DYNAMIC_KEYMAP_ENABLE
   oled_mode = eeprom_read_byte((uint8_t*)EEPROM_DEFAULT_OLED);

keyboards/cannonkeys/satisfaction75/satisfaction_encoder.c

@@ -1,7 +1,7 @@
 #include "satisfaction75.h"
 #include "eeprom.h"
 
-void pre_encoder_mode_change(){
+void pre_encoder_mode_change(void){
   if(encoder_mode == ENC_MODE_CLOCK_SET){
     RTCDateTime timespec;
     timespec.year = year_config;
@@ -16,7 +16,7 @@ void pre_encoder_mode_change(){
   }
 }
 
-void post_encoder_mode_change(){
+void post_encoder_mode_change(void){
   if(encoder_mode == ENC_MODE_CLOCK_SET){
     hour_config = (last_minute / 60);
     minute_config = last_minute % 60;
@@ -86,7 +86,7 @@ void update_time_config(int8_t increment){
   }
 }
 
-uint16_t handle_encoder_clockwise(){
+uint16_t handle_encoder_clockwise(void){
   uint16_t mapped_code = 0;
   switch(encoder_mode){
     default:
@@ -130,7 +130,7 @@ uint16_t handle_encoder_clockwise(){
   return mapped_code;
 }
 
-uint16_t handle_encoder_ccw(){
+uint16_t handle_encoder_ccw(void){
   uint16_t mapped_code = 0;
   switch(encoder_mode){
     default:
@@ -175,7 +175,7 @@ uint16_t handle_encoder_ccw(){
   return mapped_code;
 }
 
-uint16_t handle_encoder_press(){
+uint16_t handle_encoder_press(void){
   uint16_t mapped_code = 0;
   switch(encoder_mode){
     case ENC_MODE_VOLUME:

keyboards/cannonkeys/satisfaction75/satisfaction_oled.c

@@ -168,7 +168,7 @@ static char* get_date(void) {
     return date_str;
 }
 
-void draw_default() {
+void draw_default(void) {
     oled_write_P(PSTR("LAYER "), false);
     oled_write_char(get_highest_layer(layer_state) + 0x30, true);
 
@@ -220,7 +220,7 @@ void draw_default() {
     draw_line_v(71, 0, 8);
 }
 
-void draw_clock() {
+void draw_clock(void) {
     oled_set_cursor(0, 0);
     oled_write(get_date(), false);
     oled_set_cursor(0, 2);

keyboards/capsunlocked/cu75/cu75.c

@@ -98,7 +98,7 @@ bool process_record_kb(uint16_t keycode, keyrecord_t* record)
     return process_record_user(keycode, record);
 }
 
-void reset_keyboard_kb(){
+void reset_keyboard_kb(void){
 #ifdef WATCHDOG_ENABLE
     MCUSR = 0;
     wdt_disable();

keyboards/converter/adb_usb/adb.c

@@ -238,15 +238,15 @@ void adb_host_kbd_led(uint8_t led) {
 }
 
 #ifdef ADB_PSW_BIT
-static inline void psw_lo() {
+static inline void psw_lo(void) {
     ADB_DDR |= (1 << ADB_PSW_BIT);
     ADB_PORT &= ~(1 << ADB_PSW_BIT);
 }
-static inline void psw_hi() {
+static inline void psw_hi(void) {
     ADB_PORT |= (1 << ADB_PSW_BIT);
     ADB_DDR &= ~(1 << ADB_PSW_BIT);
 }
-static inline bool psw_in() {
+static inline bool psw_in(void) {
     ADB_PORT |= (1 << ADB_PSW_BIT);
     ADB_DDR &= ~(1 << ADB_PSW_BIT);
     return ADB_PIN & (1 << ADB_PSW_BIT);

keyboards/converter/hp_46010a/matrix.c

@@ -145,7 +145,7 @@ void Matrix_ThrowByte(void) {
     return ;
 }
 
-void matrix_init () {
+void matrix_init (void) {
     // debug_matrix = 1;
     // PB0 (SS) and PB1 (SCLK) set to outputs
     DDRB |= RESET | SCLK ;

keyboards/converter/ibm_terminal/keymaps/priyadi/keymap.c

@@ -297,6 +297,6 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
   return true;
 }
 
-void matrix_init_user() {
+void matrix_init_user(void) {
   set_unicode_input_mode(UNICODE_MODE_LINUX);
 }

keyboards/converter/m0110_usb/m0110.c

@@ -318,31 +318,31 @@ static inline uint8_t instant(void) {
     return data;
 }
 
-static inline void clock_lo() {
+static inline void clock_lo(void) {
     M0110_CLOCK_PORT &= ~(1 << M0110_CLOCK_BIT);
     M0110_CLOCK_DDR |= (1 << M0110_CLOCK_BIT);
 }
-static inline void clock_hi() {
+static inline void clock_hi(void) {
     /* input with pull up */
     M0110_CLOCK_DDR &= ~(1 << M0110_CLOCK_BIT);
     M0110_CLOCK_PORT |= (1 << M0110_CLOCK_BIT);
 }
-static inline bool clock_in() {
+static inline bool clock_in(void) {
     M0110_CLOCK_DDR &= ~(1 << M0110_CLOCK_BIT);
     M0110_CLOCK_PORT |= (1 << M0110_CLOCK_BIT);
     _delay_us(1);
     return M0110_CLOCK_PIN & (1 << M0110_CLOCK_BIT);
 }
-static inline void data_lo() {
+static inline void data_lo(void) {
     M0110_DATA_PORT &= ~(1 << M0110_DATA_BIT);
     M0110_DATA_DDR |= (1 << M0110_DATA_BIT);
 }
-static inline void data_hi() {
+static inline void data_hi(void) {
     /* input with pull up */
     M0110_DATA_DDR &= ~(1 << M0110_DATA_BIT);
     M0110_DATA_PORT |= (1 << M0110_DATA_BIT);
 }
-static inline bool data_in() {
+static inline bool data_in(void) {
     M0110_DATA_DDR &= ~(1 << M0110_DATA_BIT);
     M0110_DATA_PORT |= (1 << M0110_DATA_BIT);
     _delay_us(1);

keyboards/crkbd/keymaps/jpe230/oled/avr/master/oled_master_handler.c

@@ -63,7 +63,7 @@ void oled_render_keylog(void) {
     oled_write((const char *)&logged_char, false);
 }
 
-void render_master_oled() {
+void render_master_oled(void) {
     if (timer_elapsed32(oled_timer) > CUSTOM_OLED_TIMEOUT) {
         oled_off();
         return;

keyboards/crkbd/keymaps/jpe230/oled/avr/slave/oled_slave_handler.c

@@ -3,7 +3,7 @@
 
 #include "jpe230.h"
 
-void render_slave_oled() {
+void render_slave_oled(void) {
     static const char PROGMEM crkbd_logo[] = {
         0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94,
         0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0, 0xb1, 0xb2, 0xb3, 0xb4,

keyboards/crkbd/keymaps/jpe230/oled/oled_handler.c

@@ -12,7 +12,7 @@ __attribute__ ((weak)) void handle_oled_keypress(uint16_t keycode, keyrecord_t *
 __attribute__ ((weak)) oled_rotation_t rotate_master(oled_rotation_t rotation) {return rotation;}
 __attribute__ ((weak)) oled_rotation_t rotate_slave(oled_rotation_t rotation) {return rotation;}
 
-void oled_timer_reset() { oled_timer = timer_read32(); }
+void oled_timer_reset(void) { oled_timer = timer_read32(); }
 
 oled_rotation_t oled_init_user(oled_rotation_t rotation) {
 

keyboards/crkbd/keymaps/jpe230/oled/rp2040/master/oled_master_handler.c

@@ -40,7 +40,7 @@ void oled_render_layer_state(void) {
 
 }
 
-void render_master_oled() {
+void render_master_oled(void) {
     if (timer_elapsed32(oled_timer) > CUSTOM_OLED_TIMEOUT) {
         oled_off();
         return;

keyboards/crkbd/keymaps/jpe230/oled/rp2040/slave/oled_slave_handler.c

@@ -4,7 +4,7 @@
 #include "jpe230.h"
 #include "ocean_dream.h"
 
-void render_slave_oled() {
+void render_slave_oled(void) {
     render_stars();
 }
 

keyboards/dmqdesign/spin/keymaps/spidey3_pad/keymap.c

@@ -147,7 +147,7 @@ void keyboard_post_init_user(void) {
     do_rgb_layers(layer_state, LAYER_BASE, LAYER_BASE_END);
 }
 
-void shutdown_user() {
+void shutdown_user(void) {
     clear_rgb_layers();
     rgblight_enable();
     rgblight_mode_noeeprom(RGBLIGHT_MODE_STATIC_LIGHT);

keyboards/dp60/matrix.c

@@ -123,7 +123,7 @@ static void init_rows(void)
   setPinInputHigh(D4);
 }
 
-static uint8_t read_rows()
+static uint8_t read_rows(void)
 {
   return ((readPin(E6) ? 0 : (1 << 0)) |
           (readPin(F6) ? 0 : (1 << 1)) |

keyboards/duck/jetfire/jetfire.c

@@ -76,7 +76,7 @@ void backlight_set(uint8_t level)
   backlight_toggle_rgb(level & BACKLIGHT_RGB);
 }
 
-void backlight_update_state()
+void backlight_update_state(void)
 {
   cli();
   send_color(backlight_state_led & (1<<STATE_LED_SCROLL_LOCK) ? 255 : 0,

keyboards/duck/lightsaver/matrix.c

@@ -138,7 +138,7 @@ static void init_rows(void) {
   PORTE |=  0b00000100;
 }
 
-static uint8_t read_rows() {
+static uint8_t read_rows(void) {
   return (PINB&(1<<7) ? (1<<0) : 0) |
     (PIND&(1<<0) ? (1<<1) : 0) |
     (PIND&(1<<1) ? (1<<2) : 0) |

keyboards/dumbpad/v0x/v0x.c

@@ -22,7 +22,7 @@ void keyboard_pre_init_kb(void) {
     keyboard_pre_init_user();
 }
 
-void shutdown_user() {
+void shutdown_user(void) {
     // Shutdown LEDs
     writePinLow(LED_00);
     writePinLow(LED_01);

keyboards/dumbpad/v0x_dualencoder/v0x_dualencoder.c

@@ -22,7 +22,7 @@ void keyboard_pre_init_kb(void) {
     keyboard_pre_init_user();
 }
 
-void shutdown_user() {
+void shutdown_user(void) {
     // Shutdown LEDs
     writePinLow(LED_00);
     writePinLow(LED_01);

keyboards/dumbpad/v0x_right/v0x_right.c

@@ -22,7 +22,7 @@ void keyboard_pre_init_kb(void) {
     keyboard_pre_init_user();
 }
 
-void shutdown_user() {
+void shutdown_user(void) {
     // Shutdown LEDs
     writePinLow(LED_00);
     writePinLow(LED_01);

keyboards/dumbpad/v1x/v1x.c

@@ -23,7 +23,7 @@ void keyboard_pre_init_kb(void) {
     keyboard_pre_init_user();
 }
 
-void shutdown_user() {
+void shutdown_user(void) {
     // Shutdown LEDs
     writePinLow(LED_00);
     writePinLow(LED_01);

keyboards/dumbpad/v1x_dualencoder/v1x_dualencoder.c

@@ -23,7 +23,7 @@ void keyboard_pre_init_kb(void) {
     keyboard_pre_init_user();
 }
 
-void shutdown_user() {
+void shutdown_user(void) {
     // Shutdown LEDs
     writePinLow(LED_00);
     writePinLow(LED_01);

keyboards/dumbpad/v1x_right/v1x_right.c

@@ -23,7 +23,7 @@ void keyboard_pre_init_kb(void) {
     keyboard_pre_init_user();
 }
 
-void shutdown_user() {
+void shutdown_user(void) {
     // Shutdown LEDs
     writePinLow(LED_00);
     writePinLow(LED_01);

keyboards/dumbpad/v3x/v3x.c

@@ -54,7 +54,7 @@ void keyboard_pre_init_kb(void) {
     keyboard_pre_init_user();
 }
 
-void shutdown_user() {
+void shutdown_user(void) {
     // Shutdown LEDs
     writePinLow(LED_00);
     writePinLow(LED_01);

keyboards/dz60/keymaps/marianas/relativity.c

@@ -24,7 +24,7 @@ bool tempOff = false;
 
 
 
-void initStringData()
+void initStringData(void)
 {
   if (macroTaps == 0)
   {
@@ -382,7 +382,7 @@ bool processSmartMacroTap(uint16_t kc)
 
 
 bool shifted = false;
-bool isShifted()
+bool isShifted(void)
 {
   return shifted;
 }

keyboards/eco/keymaps/that_canadian/keymap.c

@@ -183,13 +183,13 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(20); // gets rid of tick
     PLAY_SONG(tone_startup);
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {
     PLAY_SONG(tone_goodbye);
     _delay_ms(150);

keyboards/eyeohdesigns/babyv/keymaps/bghull/keymap.c

@@ -116,7 +116,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 
-void matrix_init_user() {
+void matrix_init_user(void) {
   steno_set_mode(STENO_MODE_GEMINI);
 };
 

keyboards/gboards/butterstick/sten.c

@@ -370,7 +370,7 @@ void saveState(uint32_t cleanChord) {
 	for (int i = 0; i < 32; i++) 
 		pChordState[i] = chordState[i];
 }
-void restoreState() {
+void restoreState(void) {
 	cChord = pChord;
 	chordIndex = pChordIndex;
 	for (int i = 0; i < 32; i++) 

keyboards/gboards/engine/engine.c

@@ -53,7 +53,7 @@ bool   inMouse = false;
 int8_t mousePress;
 
 // All processing done at chordUp goes through here
-void processKeysUp() {
+void processKeysUp(void) {
     // Check for mousekeys, this is release
 #ifdef MOUSEKEY_ENABLE
     if (inMouse) {
@@ -372,7 +372,7 @@ void saveState(C_SIZE cleanChord) {
     pChordIndex = chordIndex;
     for (int i = 0; i < 32; i++) pChordState[i] = chordState[i];
 }
-void restoreState() {
+void restoreState(void) {
     cChord     = pChord;
     chordIndex = pChordIndex;
     for (int i = 0; i < 32; i++) chordState[i] = pChordState[i];

keyboards/gboards/g/engine.c

@@ -53,7 +53,7 @@ bool   inMouse = false;
 int8_t mousePress;
 
 // All processing done at chordUp goes through here
-void processKeysUp() {
+void processKeysUp(void) {
     // Check for mousekeys, this is release
 #ifdef MOUSEKEY_ENABLE
     if (inMouse) {
@@ -377,7 +377,7 @@ void saveState(C_SIZE cleanChord) {
     pChordIndex = chordIndex;
     for (int i = 0; i < 32; i++) pChordState[i] = chordState[i];
 }
-void restoreState() {
+void restoreState(void) {
     cChord     = pChord;
     chordIndex = pChordIndex;
     for (int i = 0; i < 32; i++) chordState[i] = pChordState[i];

keyboards/gboards/georgi/sten.c

@@ -370,7 +370,7 @@ void saveState(uint32_t cleanChord) {
 	for (int i = 0; i < 32; i++) 
 		pChordState[i] = chordState[i];
 }
-void restoreState() {
+void restoreState(void) {
 	cChord = pChord;
 	chordIndex = pChordIndex;
 	for (int i = 0; i < 32; i++) 

keyboards/gmmk/pro/rev1/ansi/keymaps/andrebrait/keymap.c

@@ -296,7 +296,7 @@ bool rgb_matrix_indicators_user(void) {
     return false;
 }
 
-static void start_effects() {
+static void start_effects(void) {
     effect_started_time = sync_timer_read();
     if (!rgb_matrix_is_enabled()) {
         /* Turn it ON, signal the cause (EFFECTS) */
@@ -319,7 +319,7 @@ static void start_effects() {
 //  87, led 07                                                                                                                                                                      88, led 18
 //  91, led 08                                                                                                                                                                      92, led 19
 
-static void set_rgb_caps_leds() {
+static void set_rgb_caps_leds(void) {
     rgb_matrix_set_color(0, 0xFF, 0x0, 0x0); // ESC
     rgb_matrix_set_color(6, 0xFF, 0x0, 0x0); // F1
     rgb_matrix_set_color(12, 0xFF, 0x0, 0x0); // F2

keyboards/gmmk/pro/rev1/ansi/keymaps/byungyoonc/keymap.c

@@ -81,7 +81,7 @@ bool encoder_update_user(uint8_t index, bool clockwise) {
 
 static void set_rgb_caps_leds(void);
 
-static void set_rgb_caps_leds() {
+static void set_rgb_caps_leds(void) {
     rgb_matrix_set_color(73, 0xFF, 0x77, 0x77);  // Left side LED 3
     rgb_matrix_set_color(74, 0xFF, 0x77, 0x77);  // Right side LED 3
     rgb_matrix_set_color(76, 0xFF, 0x77, 0x77);  // Left side LED 4
@@ -97,14 +97,14 @@ static void set_rgb_nlck_notset_leds(void);
 
 static void set_rgb_wlck_leds(void);
 
-static void set_rgb_nlck_notset_leds() {
+static void set_rgb_nlck_notset_leds(void) {
     rgb_matrix_set_color(67, 0x77, 0x77, 0xFF);  // Left side LED 1
     rgb_matrix_set_color(68, 0x77, 0x77, 0xFF);  // Right side LED 1
     rgb_matrix_set_color(70, 0x77, 0x77, 0xFF);  // Left side LED 2
     rgb_matrix_set_color(71, 0x77, 0x77, 0xFF);  // Right side LED 2
 }
 
-static void set_rgb_wlck_leds() {
+static void set_rgb_wlck_leds(void) {
     rgb_matrix_set_color(87, 0x77, 0xFF, 0x77);  // Left side LED 7
     rgb_matrix_set_color(88, 0x77, 0xFF, 0x77);  // Right side LED 7
     rgb_matrix_set_color(91, 0x77, 0xFF, 0x77);  // Left side LED 8

keyboards/gmmk/pro/rev1/ansi/keymaps/hachetman/keymap.c

@@ -220,7 +220,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 }
 
 
-bool rgb_matrix_indicators_user() {
+bool rgb_matrix_indicators_user(void) {
     #if RGB_CONFIRMATION_BLINKING_TIME > 0
     if (effect_started_time > 0) {
         /* Render blinking EFFECTS */
@@ -262,7 +262,7 @@ bool rgb_matrix_indicators_user() {
 }
 
 #if RGB_CONFIRMATION_BLINKING_TIME > 0
-static void start_effects() {
+static void start_effects(void) {
     effect_started_time = sync_timer_read();
     if (!rgb_matrix_is_enabled()) {
         /* Turn it ON, signal the cause (EFFECTS) */
@@ -286,7 +286,7 @@ static void start_effects() {
 //  87, led 07                                                                                                                                                                      88, led 18
 //  91, led 08                                                                                                                                                                      92, led 19
 
-static void set_rgb_caps_leds() {
+static void set_rgb_caps_leds(void) {
     rgb_matrix_set_color(67, 0xFF, 0x0, 0x0); // Left side LED 1
     rgb_matrix_set_color(68, 0xFF, 0x0, 0x0); // Right side LED 1
     rgb_matrix_set_color(70, 0xFF, 0x0, 0x0); // Left side LED 2

keyboards/gmmk/pro/rev1/ansi/keymaps/lalitmaganti/keymap.c

@@ -73,14 +73,14 @@ bool encoder_update_user(uint8_t index, bool clockwise) {
 
 static void set_rgb_side_leds(void);
 
-static void set_rgb_side_leds() {
+static void set_rgb_side_leds(void) {
     rgb_matrix_set_color(67, RGB_WHITE); // Left side LED 1
     rgb_matrix_set_color(68, RGB_WHITE); // Right side LED 1
     rgb_matrix_set_color(91, RGB_WHITE); // Left side LED 8
     rgb_matrix_set_color(92, RGB_WHITE); // Right side LED 8
 }
 
-bool rgb_matrix_indicators_user() {
+bool rgb_matrix_indicators_user(void) {
     rgb_matrix_set_color_all(0x0, 0x0, 0x0);
     if (IS_HOST_LED_ON(USB_LED_CAPS_LOCK)) {
         rgb_matrix_set_color(3, RGB_WHITE); // CAPS

keyboards/gmmk/pro/rev1/ansi/keymaps/macos/keymap.c

@@ -414,7 +414,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   }
 
   #if RGB_CONFIRMATION_BLINKING_TIME > 0
-  static void start_effects() {
+  static void start_effects(void) {
     effect_started_time = sync_timer_read();
     if (!rgb_matrix_is_enabled()) {
       /* Turn it ON, signal the cause (EFFECTS) */
@@ -427,7 +427,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   }
   #endif // RGB_CONFIRMATION_BLINKING_TIME > 0
 
-  static void set_rgb_caps_leds() {
+  static void set_rgb_caps_leds(void) {
     rgb_matrix_set_color(67, 0xFF, 0x0, 0x0); // Left side LED 1
     rgb_matrix_set_color(68, 0xFF, 0x0, 0x0); // Right side LED 1
     rgb_matrix_set_color(70, 0xFF, 0x0, 0x0); // Left side LED 2

keyboards/gmmk/pro/rev1/ansi/keymaps/mike1808/encoder.c

@@ -36,9 +36,9 @@ const encoder_callback encoder_mapping[][2] = {
 
 // clang-format on
 
-void volume_up() { tap_code(KC_VOLU); }
+void volume_up(void) { tap_code(KC_VOLU); }
 
-void volume_down() { tap_code(KC_VOLD); }
+void volume_down(void) { tap_code(KC_VOLD); }
 
 bool encoder_update_user(uint8_t index, bool clockwise) {
     dprintf("current encoder state is: %d\n", state);
@@ -65,7 +65,7 @@ void handle_rgb_key(bool pressed) {
 
 static KeyPressState *rgb_state;
 
-void keyboard_post_init_encoder() {
+void keyboard_post_init_encoder(void) {
     rgb_state = NewKeyPressState(handle_rgb_key);
 }
 

keyboards/gmmk/pro/rev1/ansi/keymaps/mike1808/process_record.c

@@ -116,4 +116,4 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
            process_record_fun(keycode, record);
 }
 
-void keyboard_post_init_user() { keyboard_post_init_encoder(); }
+void keyboard_post_init_user(void) { keyboard_post_init_encoder(); }

keyboards/gmmk/pro/rev1/ansi/keymaps/mike1808/rgb_matrix_ledmaps.c

@@ -58,12 +58,12 @@ void set_layer_rgb(uint8_t led_min, uint8_t led_max, int layer) {
     }
 }
 
-void rgb_matrix_layers_enable() {
+void rgb_matrix_layers_enable(void) {
     dprintf("ledmaps are enabled\n");
     enabled = true;
 }
 
-void rgb_matrix_layers_disable() {
+void rgb_matrix_layers_disable(void) {
     dprintf("ledmaps are disabled\n");
     enabled = false;
 }

keyboards/gmmk/pro/rev1/ansi/keymaps/mike1808/utils.c

@@ -15,7 +15,7 @@
  */
 #include "utils.h"
 
-void store_rgb_state_to_eeprom() {
+void store_rgb_state_to_eeprom(void) {
     uint8_t mode  = rgb_matrix_get_mode();
     uint8_t speed = rgb_matrix_get_speed();
     HSV     color = rgb_matrix_get_hsv();

keyboards/gmmk/pro/rev1/ansi/keymaps/stickandgum/keymap.c

@@ -247,7 +247,7 @@ bool rgb_matrix_indicators_user(void) {
 //  87, led 07                                                                                                                                                                      88, led 18
 //  91, led 08                                                                                                                                                                      92, led 19
 
-static void set_rgb_caps_leds_on() {
+static void set_rgb_caps_leds_on(void) {
         rgb_matrix_set_color(0, 255, 0, 0);       //Escape Key
         rgb_matrix_set_color(3, 255, 0, 0);       //capslock key
         rgb_matrix_set_color(5, 255, 0, 0);       //Left CTRL key
@@ -269,7 +269,7 @@ static void set_rgb_caps_leds_on() {
         rgb_matrix_set_color(92, 255, 255, 255);  //Right LED 19
 }
 
-static void set_rgb_caps_leds_off() {
+static void set_rgb_caps_leds_off(void) {
         rgb_matrix_set_color(0,  0, 0, 0); //Escape Key
         rgb_matrix_set_color(3,  0, 0, 0); //capslock key
         rgb_matrix_set_color(5,  0, 0, 0); //Left CTRL key
@@ -291,11 +291,11 @@ static void set_rgb_caps_leds_off() {
         rgb_matrix_set_color(92, 0, 0, 0); //Right LED 19
 }
 
-static void set_rgb_scroll_leds_on() {
+static void set_rgb_scroll_leds_on(void) {
         rgb_matrix_set_color(72, 255, 255, 255); // Under Rotary (HOME)
 }
 
-static void set_rgb_scroll_leds_off() {
+static void set_rgb_scroll_leds_off(void) {
         rgb_matrix_set_color(72, 0, 0, 0); // Under Rotary (HOME)
 }
 

keyboards/gmmk/pro/rev1/ansi/keymaps/trwnh/keymap.c

@@ -62,7 +62,7 @@ const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][2] = {
 	static void set_rgb_caps_leds_off(void);
 	static void set_rgb_scroll_leds_off(void);
 
-	static void set_rgb_caps_leds_on() {
+	static void set_rgb_caps_leds_on(void) {
 		// Set alpha and capslock to red
 
 		rgb_matrix_set_color( 3, 255, 0, 0);	// Caps
@@ -97,7 +97,7 @@ const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][2] = {
 		rgb_matrix_set_color(43, 255, 0, 0);	// M
 	}
 
-	static void set_rgb_caps_leds_off() {
+	static void set_rgb_caps_leds_off(void) {
 		// Set alpha and capslock to black
 
 		rgb_matrix_set_color( 3, 0, 0, 0);	// Caps
@@ -132,11 +132,11 @@ const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][2] = {
 		rgb_matrix_set_color(43, 0, 0, 0);	// M
 	}
 
-	static void set_rgb_scroll_leds_on() {
+	static void set_rgb_scroll_leds_on(void) {
 		rgb_matrix_set_color(72, 255, 255, 255); // Under Rotary (HOME)
 	}
 
-	static void set_rgb_scroll_leds_off() {
+	static void set_rgb_scroll_leds_off(void) {
 		rgb_matrix_set_color(72, 0, 0, 0); // Under Rotary (HOME)
 	}
 

keyboards/hadron/ver2/keymaps/side_numpad/keymap.c

@@ -325,13 +325,13 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(20); // gets rid of tick
     PLAY_SONG(tone_startup);
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {cc
     PLAY_SONG(tone_goodbye);
     _delay_ms(150);

keyboards/handwired/atreus50/keymaps/default/keymap.c

@@ -187,13 +187,13 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(20); // gets rid of tick
     PLAY_SONG(tone_startup);
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {
     PLAY_SONG(tone_goodbye);
     _delay_ms(150);

keyboards/handwired/jotanck/jotanck.c

@@ -1,6 +1,6 @@
 #include "jotanck.h"
 
-void keyboard_pre_init_kb() {
+void keyboard_pre_init_kb(void) {
     setPinOutput(JOTANCK_LED1);
     setPinOutput(JOTANCK_LED2);
     

keyboards/handwired/jotpad16/jotpad16.c

@@ -1,6 +1,6 @@
 #include "jotpad16.h"
 
-void keyboard_pre_init_kb() {
+void keyboard_pre_init_kb(void) {
     setPinOutput(JOTPAD16_LED1);
     setPinOutput(JOTPAD16_LED2);
     

keyboards/handwired/jscotto/scotto36/keymaps/default/keymap.c

@@ -216,7 +216,7 @@ static void render_animation(void) {
 }
 
 // Draw to OLED
-bool oled_task_user() {
+bool oled_task_user(void) {
     // Render Bongo Cat
     render_animation();
 

keyboards/handwired/jscotto/scottocmd/keymaps/default/keymap.c

@@ -349,7 +349,7 @@ static void render_animation(void) {
 }
 
 // Draw to OLED
-bool oled_task_user() {
+bool oled_task_user(void) {
     // Caps lock text
     led_t led_state = host_keyboard_led_state();
     oled_set_cursor(0,1);

keyboards/handwired/onekey/keymaps/digitizer/keymap.c

@@ -32,7 +32,7 @@ void keyboard_post_init_user(void) {
     digitizer_in_range_on();
 }
 
-void matrix_scan_user() {
+void matrix_scan_user(void) {
     if (timer_elapsed32(timer) < 200) {
         return;
     }

keyboards/handwired/onekey/keymaps/joystick/keymap.c

@@ -8,7 +8,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     LAYOUT_ortho_1x1(JS_0)
 };
 
-void matrix_scan_user() {
+void matrix_scan_user(void) {
     int16_t val = (((uint32_t)timer_read() % 5000 - 2500) * 255) / 5000;
     joystick_set_axis(1, val);
 }

keyboards/handwired/ortho5x13/keymaps/default/keymap.c

@@ -256,13 +256,13 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(20); // gets rid of tick
     PLAY_SONG(tone_startup);
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {
     PLAY_SONG(tone_goodbye);
     _delay_ms(150);

keyboards/handwired/promethium/keymaps/default/keymap.c

@@ -1272,7 +1272,7 @@ void set_output_user(uint8_t output) {
 #endif
 }
 
-void matrix_init_user() {
+void matrix_init_user(void) {
   wait_ms(500); // give time for usb to initialize
 
   set_unicode_input_mode(UNICODE_MODE_LINUX);
@@ -1292,7 +1292,7 @@ void matrix_init_user() {
 #endif
 }
 
-void turn_off_capslock() {
+void turn_off_capslock(void) {
   if (capslock) {
     register_code(KC_CAPS);
     unregister_code(KC_CAPS);
@@ -1323,7 +1323,7 @@ void turn_off_capslock() {
 #endif
 
 #ifdef PS2_MOUSE_ENABLE
-  void ps2_mouse_init_user() {
+  void ps2_mouse_init_user(void) {
       uint8_t rcv;
 
       // set TrackPoint sensitivity

keyboards/handwired/promethium/keymaps/priyadi/keymap.c

@@ -1275,7 +1275,7 @@ void set_output_user(uint8_t output) {
 #endif
 }
 
-void matrix_init_user() {
+void matrix_init_user(void) {
   wait_ms(500); // give time for usb to initialize
 
   set_unicode_input_mode(UNICODE_MODE_LINUX);
@@ -1295,7 +1295,7 @@ void matrix_init_user() {
 #endif
 }
 
-void turn_off_capslock() {
+void turn_off_capslock(void) {
   if (capslock) {
     register_code(KC_CAPS);
     unregister_code(KC_CAPS);
@@ -1326,7 +1326,7 @@ void turn_off_capslock() {
 #endif
 
 #ifdef PS2_MOUSE_ENABLE
-  void ps2_mouse_init_user() {
+  void ps2_mouse_init_user(void) {
       uint8_t rcv;
 
       // set TrackPoint sensitivity

keyboards/helix/pico/keymaps/default/keymap.c

@@ -340,12 +340,12 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(50); // gets rid of tick
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {
     _delay_ms(150);
     stop_all_notes();

keyboards/helix/pico/keymaps/mtei/keymap.c

@@ -344,12 +344,12 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(50); // gets rid of tick
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {
     _delay_ms(150);
     stop_all_notes();

keyboards/helix/rev2/keymaps/default/keymap.c

@@ -479,12 +479,12 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(20); // gets rid of tick
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {
     _delay_ms(150);
     stop_all_notes();

keyboards/helix/rev2/keymaps/froggy/keymap.c

@@ -464,12 +464,12 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(20); // gets rid of tick
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {
     _delay_ms(150);
     stop_all_notes();

keyboards/helix/rev2/keymaps/yshrsmz/keymap.c

@@ -459,12 +459,12 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(20); // gets rid of tick
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {
     _delay_ms(150);
     stop_all_notes();

keyboards/ibnuda/squiggle/keymaps/rick-complicated/keymap.c

@@ -183,7 +183,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 LEADER_EXTERNS();
 
-void matrix_scan_user() {
+void matrix_scan_user(void) {
   LEADER_DICTIONARY() {
     leading = false;
     leader_end();

keyboards/input_club/ergodox_infinity/ergodox_infinity.c

@@ -94,7 +94,7 @@ __attribute__ ((weak)) void matrix_init_user(void) {}
 __attribute__ ((weak)) void matrix_scan_user(void) {}
 
 
-void keyboard_pre_init_kb() {
+void keyboard_pre_init_kb(void) {
 #ifdef LED_MATRIX_ENABLE
     // Turn on LED controller
     setPinOutput(B16);

keyboards/input_club/ergodox_infinity/keymaps/dudeofawesome/keymap.c

@@ -470,7 +470,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 };
 
-void matrix_init_user() {
+void matrix_init_user(void) {
   led_matrix_enable_noeeprom();
   led_matrix_set_val_noeeprom(UINT8_MAX);
 }

keyboards/input_club/k_type/keymaps/andrew-fahmy/keymap.c

@@ -52,7 +52,7 @@ void keyboard_post_init_user(void) {
 
 #ifdef RGB_MATRIX_ENABLE
 // Turn off SDB
-void keyboard_pre_init_user() {
+void keyboard_pre_init_user(void) {
     palSetPadMode(GPIOB, 16, PAL_MODE_OUTPUT_PUSHPULL);
     palSetPad(GPIOB, 16);
 }

keyboards/jels/jels88/jels88.c

@@ -22,7 +22,7 @@
 #define CAPS_LED D5
 #define SCROLL_LED D4
 
-void keyboard_pre_init_kb() {
+void keyboard_pre_init_kb(void) {
     setPinOutput(CAPS_LED);
     setPinOutput(SCROLL_LED);
     keyboard_pre_init_user();

keyboards/kbdfans/niu_mini/keymaps/yttyx/keymap.c

@@ -90,6 +90,6 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 };
 
-void matrix_init_user() {
+void matrix_init_user(void) {
   steno_set_mode(STENO_MODE_GEMINI);
 }

keyboards/keebio/iris/keymaps/edvorakjp/keymap.c

@@ -50,7 +50,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 // clang-format on
 
-void matrix_init_keymap() {}
+void matrix_init_keymap(void) {}
 
 #ifdef RGBLIGHT_EFFECT_STATIC_GRADIENT
 layer_state_t layer_state_set_keymap(layer_state_t state) {

keyboards/keebio/levinson/keymaps/steno/keymap.c

@@ -91,7 +91,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] =
 };
 
 
-void matrix_init_user() {
+void matrix_init_user(void) {
   steno_set_mode(STENO_MODE_GEMINI); // or STENO_MODE_BOLT
 }
 

keyboards/knops/mini/keymaps/mverteuil/keymap.c

@@ -222,7 +222,7 @@ void set_layer_led(int layerLedMode) {
     }
 }
 
-void led_init_animation() {
+void led_init_animation(void) {
     for (int i = ALL_LAYERS_OFF; i <= ALL_LAYERS_ON; i++) {
         led_set_layer(i);
     }

keyboards/lazydesigners/dimple/staggered/staggered.c

@@ -14,10 +14,10 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include "staggered.h"
-void dimple_led_on() {
+void dimple_led_on(void) {
     writePinLow(E6);
   }
 
- void dimple_led_off() {
+ void dimple_led_off(void) {
     writePinHigh(E6);
   }

keyboards/lazydesigners/the50/the50.c

@@ -1,9 +1,9 @@
 #include "the50.h"
 
-void the50_led_on() {
+void the50_led_on(void) {
   DDRB |= (1 << 7); PORTB &= ~(1 << 7);
 }
 
-void the50_led_off() {
+void the50_led_off(void) {
   DDRB &= ~(1 << 7); PORTB &= ~(1 << 7);
 }

keyboards/lfkeyboards/TWIlib.c

@@ -24,7 +24,7 @@ int RXBuffLen; // The total number of bytes to read (should be less than RXMAXBU
 
 TWIInfoStruct TWIInfo;
 
-void TWIInit()
+void TWIInit(void)
 {
 	TWIInfo.mode = Ready;
 	TWIInfo.errorCode = 0xFF;
@@ -37,7 +37,7 @@ void TWIInit()
 	TWCR = (1 << TWIE) | (1 << TWEN);
 }
 
-uint8_t isTWIReady()
+uint8_t isTWIReady(void)
 {
 	if ( (TWIInfo.mode == Ready) | (TWIInfo.mode == RepeatedStartSent) )
 	{

keyboards/lfkeyboards/lfk65_hs/lfk65_hs.c

@@ -13,7 +13,7 @@ bool process_record_kb(uint16_t keycode, keyrecord_t* record)
     return process_record_user(keycode, record);
 }
 
-void reset_keyboard_kb(){
+void reset_keyboard_kb(void){
 #ifdef WATCHDOG_ENABLE
     MCUSR = 0;
     wdt_disable();

keyboards/lfkeyboards/lfk78/lfk78.c

@@ -137,7 +137,7 @@ bool process_record_kb(uint16_t keycode, keyrecord_t* record) {
     return process_record_user(keycode, record);
 }
 
-void reset_keyboard_kb() {
+void reset_keyboard_kb(void) {
 #ifdef WATCHDOG_ENABLE
     MCUSR = 0;
     wdt_disable();

keyboards/lfkeyboards/lfk87/lfk87.c

@@ -116,7 +116,7 @@ bool process_record_kb(uint16_t keycode, keyrecord_t* record)
     return process_record_user(keycode, record);
 }
 
-void reset_keyboard_kb(){
+void reset_keyboard_kb(void){
 #ifdef WATCHDOG_ENABLE
     MCUSR = 0;
     wdt_disable();

keyboards/lfkeyboards/lighting.c

@@ -112,7 +112,7 @@ void set_backlight_by_keymap(uint8_t col, uint8_t row){
 #endif
 }
 
-void force_issi_refresh(){
+void force_issi_refresh(void){
 #ifdef ISSI_ENABLE
     issi_devices[0]->led_dirty = true;
     update_issi(0, true);
@@ -121,7 +121,7 @@ void force_issi_refresh(){
 #endif
 }
 
-void led_test(){
+void led_test(void){
 #ifdef ISSI_ENABLE
 #ifdef WATCHDOG_ENABLE
     // This test take a long time to run, disable the WTD until its complete

keyboards/lfkeyboards/mini1800/mini1800.c

@@ -122,7 +122,7 @@ bool process_record_kb(uint16_t keycode, keyrecord_t* record)
     return process_record_user(keycode, record);
 }
 
-void reset_keyboard_kb(){
+void reset_keyboard_kb(void){
 #ifdef WATCHDOG_ENABLE
     MCUSR = 0;
     wdt_disable();

keyboards/lfkeyboards/smk65/revb/revb.c

@@ -81,7 +81,7 @@ bool process_record_kb(uint16_t keycode, keyrecord_t* record)
     return process_record_user(keycode, record);
 }
 
-void reset_keyboard_kb(){
+void reset_keyboard_kb(void){
 #ifdef WATCHDOG_ENABLE
     MCUSR = 0;
     wdt_disable();

keyboards/macrocat/macrocat.c

@@ -126,12 +126,12 @@ void encoder_double_click(void) {
 void encoder_triple_click(void) {
     tap_code(KC_MPRV);
 }
-void matrix_init_kb() {
+void matrix_init_kb(void) {
     matrix_init_user();
 
     setPinInputHigh(ENCODER_SWITCH);
 }
-void matrix_scan_kb() {
+void matrix_scan_kb(void) {
     matrix_scan_user();
     if (readPin(ENCODER_SWITCH)) {
         if (encoder_pressed) { // release switch

keyboards/makeymakey/makeymakey.c

@@ -108,7 +108,7 @@ void cycle_leds(void) {
     }
 }
 
-void matrix_scan_kb() {
+void matrix_scan_kb(void) {
     cycle_leds();
     matrix_scan_user();
 }

keyboards/matrix/noah/keymaps/blockader/keymap.c

@@ -645,7 +645,7 @@ bool process_record_user(uint16_t key, keyrecord_t* record) {
     return handle_common_key(key, record);
 }
 
-void keyboard_post_init_user() {
+void keyboard_post_init_user(void) {
     rgblight_disable_noeeprom();
     rgb_matrix_disable();
     common_layer_data.back = false;

keyboards/mechwild/bbs/bbs.c

@@ -16,7 +16,7 @@ bool dip_switch_update_kb(uint8_t index, bool active) {
 }
 #endif
 
-void eeconfig_init_kb() {
+void eeconfig_init_kb(void) {
     steno_set_mode(STENO_MODE_GEMINI); // or STENO_MODE_BOLT
     eeconfig_init_user();
 }

keyboards/nek_type_a/mcp23017.c

@@ -53,7 +53,7 @@ void expander_init(void) {
 }
 
 // set IN and HI
-void expander_unselect_all() {
+void expander_unselect_all(void) {
     expander_write(EXPANDER_REG_IODIRA, 0xff);
     expander_write(EXPANDER_REG_IODIRB, 0xff);
     expander_write(EXPANDER_REG_OLATA, 0xff);
@@ -74,7 +74,7 @@ void expander_select(uint8_t pin) {
     wait_us(EXPANDER_PAUSE);
 }
 
-void expander_config() {
+void expander_config(void) {
     // set everything to input
     expander_write(EXPANDER_REG_IODIRA, 0xff);
     expander_write(EXPANDER_REG_IODIRB, 0xff);

keyboards/neopad/rev1/rev1.c

@@ -22,7 +22,7 @@ void keyboard_pre_init_kb(void) {
     keyboard_pre_init_user();
 }
 
-void shutdown_user() {
+void shutdown_user(void) {
     // Shutdown LEDs
     writePinLow(LED_00);
     writePinLow(LED_01);

keyboards/opendeck/32/rev1/rev1.c

@@ -102,7 +102,7 @@ void keyboard_pre_init_kb(void) {
     setPinInput(RGB_IRQ_N_PIN);
 }
 
-void keyboard_post_init_user() {
+void keyboard_post_init_user(void) {
     // RGB enabled by default, no way to turn off. No need to expend EEPROM write cycles here.
     rgb_matrix_enable_noeeprom();
 }

keyboards/planck/keymaps/circuit/keymap.c

@@ -219,13 +219,13 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(20); // gets rid of tick
     PLAY_SONG(tone_startup);
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {
     PLAY_SONG(tone_goodbye);
     _delay_ms(150);

keyboards/planck/keymaps/dbroqua/keymap.c

@@ -192,13 +192,13 @@ void matrix_init_user(void) {
 
 #ifdef AUDIO_ENABLE
 
-void startup_user()
+void startup_user(void)
 {
     _delay_ms(20); // gets rid of tick
     PLAY_SONG(tone_startup);
 }
 
-void shutdown_user()
+void shutdown_user(void)
 {
     PLAY_SONG(tone_goodbye);
     _delay_ms(150);