Drop C-style 'void' argument

Marlin/src/HAL/HAL_LINUX/HAL.cpp

@@ -31,10 +31,10 @@ HalSerial usb_serial;
 extern "C" void u8g_xMicroDelay(uint16_t val) {
   DELAY_US(val);
 }
-extern "C" void u8g_MicroDelay(void) {
+extern "C" void u8g_MicroDelay() {
   u8g_xMicroDelay(1);
 }
-extern "C" void u8g_10MicroDelay(void) {
+extern "C" void u8g_10MicroDelay() {
   u8g_xMicroDelay(10);
 }
 extern "C" void u8g_Delay(uint16_t val) {
@@ -51,7 +51,7 @@ int freeMemory() {
 // ADC
 // ------------------------
 
-void HAL_adc_init(void) {
+void HAL_adc_init() {
 
 }
 
@@ -64,18 +64,18 @@ void HAL_adc_start_conversion(const uint8_t ch) {
   active_ch = ch;
 }
 
-bool HAL_adc_finished(void) {
+bool HAL_adc_finished() {
   return true;
 }
 
-uint16_t HAL_adc_get_result(void) {
+uint16_t HAL_adc_get_result() {
   pin_t pin = analogInputToDigitalPin(active_ch);
   if (!VALID_PIN(pin)) return 0;
   uint16_t data = ((Gpio::get(pin) >> 2) & 0x3FF);
   return data;    // return 10bit value as Marlin expects
 }
 
-void HAL_pwm_init(void) {
+void HAL_pwm_init() {
 
 }
 

Marlin/src/HAL/HAL_LINUX/HAL.h

@@ -78,12 +78,12 @@ extern HalSerial usb_serial;
 #define ENABLE_ISRS()
 #define DISABLE_ISRS()
 
-inline void HAL_init(void) { }
+inline void HAL_init() { }
 
 // Utility functions
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wunused-function"
-int freeMemory(void);
+int freeMemory();
 #pragma GCC diagnostic pop
 
 // ADC
@@ -92,10 +92,10 @@ int freeMemory(void);
 #define HAL_READ_ADC()         HAL_adc_get_result()
 #define HAL_ADC_READY()        true
 
-void HAL_adc_init(void);
+void HAL_adc_init();
 void HAL_adc_enable_channel(int pin);
 void HAL_adc_start_conversion(const uint8_t adc_pin);
-uint16_t HAL_adc_get_result(void);
+uint16_t HAL_adc_get_result();
 
 /* ---------------- Delay in cycles */
 FORCE_INLINE static void DELAY_CYCLES(uint64_t x) {

Marlin/src/HAL/HAL_LINUX/arduino.cpp

@@ -28,8 +28,8 @@
 #include "../shared/Delay.h"
 
 // Interrupts
-void cli(void) { } // Disable
-void sei(void) { }  // Enable
+void cli() { } // Disable
+void sei() { }  // Enable
 
 // Time functions
 void _delay_ms(const int delay_ms) {

Marlin/src/HAL/HAL_LINUX/include/Arduino.h

@@ -63,9 +63,9 @@ typedef uint8_t byte;
 #define constrain(value, arg_min, arg_max) ((value) < (arg_min) ? (arg_min) :((value) > (arg_max) ? (arg_max) : (value)))
 
 //Interrupts
-void cli(void); // Disable
-void sei(void); // Enable
-void attachInterrupt(uint32_t pin, void (*callback)(void), uint32_t mode);
+void cli(); // Disable
+void sei(); // Enable
+void attachInterrupt(uint32_t pin, void (*callback)(), uint32_t mode);
 void detachInterrupt(uint32_t pin);
 extern "C" void GpioEnableInt(uint32_t port, uint32_t pin, uint32_t mode);
 extern "C" void GpioDisableInt(uint32_t port, uint32_t pin);

Marlin/src/HAL/HAL_LINUX/include/serial.h

@@ -108,11 +108,11 @@ public:
 
   void flush() { receive_buffer.clear(); }
 
-  uint8_t availableForWrite(void) {
+  uint8_t availableForWrite() {
     return transmit_buffer.free() > 255 ? 255 : (uint8_t)transmit_buffer.free();
   }
 
-  void flushTX(void) {
+  void flushTX() {
     if (host_connected)
       while (transmit_buffer.available()) { /* nada */ }
   }
@@ -200,7 +200,7 @@ public:
   void println(unsigned long value, int nbase = 0) { print(value, nbase); println(); }
   void println(float value, int round = 6) { printf("%f\n" , value); }
   void println(double value, int round = 6) { printf("%f\n" , value); }
-  void println(void) { print('\n'); }
+  void println() { print('\n'); }
 
   volatile RingBuffer<uint8_t, 128> receive_buffer;
   volatile RingBuffer<uint8_t, 128> transmit_buffer;

Marlin/src/HAL/HAL_LINUX/main.cpp

@@ -104,7 +104,7 @@ void simulation_loop() {
   }
 }
 
-int main(void) {
+int main() {
   std::thread write_serial (write_serial_thread);
   std::thread read_serial (read_serial_thread);
 

Marlin/src/HAL/HAL_LINUX/timers.cpp

@@ -37,7 +37,7 @@ HAL_TEMP_TIMER_ISR();
 
 Timer timers[2];
 
-void HAL_timer_init(void) {
+void HAL_timer_init() {
   timers[0].init(0, STEPPER_TIMER_RATE, TIMER0_IRQHandler);
   timers[1].init(1, TEMP_TIMER_RATE, TIMER1_IRQHandler);
 }

Marlin/src/HAL/HAL_LINUX/timers.h

@@ -59,16 +59,16 @@ typedef uint32_t hal_timer_t;
 #define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
 #define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
 
-#define HAL_STEP_TIMER_ISR()  extern "C" void TIMER0_IRQHandler(void)
-#define HAL_TEMP_TIMER_ISR()  extern "C" void TIMER1_IRQHandler(void)
+#define HAL_STEP_TIMER_ISR()  extern "C" void TIMER0_IRQHandler()
+#define HAL_TEMP_TIMER_ISR()  extern "C" void TIMER1_IRQHandler()
 
 // PWM timer
 #define HAL_PWM_TIMER
-#define HAL_PWM_TIMER_ISR()   extern "C" void TIMER3_IRQHandler(void)
+#define HAL_PWM_TIMER_ISR()   extern "C" void TIMER3_IRQHandler()
 #define HAL_PWM_TIMER_IRQn
 
 
-void HAL_timer_init(void);
+void HAL_timer_init();
 void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
 
 void HAL_timer_set_compare(const uint8_t timer_num, const hal_timer_t compare);

Marlin/src/HAL/HAL_LINUX/watchdog.cpp

@@ -28,19 +28,19 @@
 
 #include "watchdog.h"
 
-void watchdog_init(void) {}
+void watchdog_init() {}
 
-void HAL_clear_reset_source(void) {}
+void HAL_clear_reset_source() {}
 
-uint8_t HAL_get_reset_source(void) {
+uint8_t HAL_get_reset_source() {
   return RST_POWER_ON;
 }
 
 void watchdog_reset() {}
 
 #else
-  void HAL_clear_reset_source(void) {}
-  uint8_t HAL_get_reset_source(void) { return RST_POWER_ON; }
+  void HAL_clear_reset_source() {}
+  uint8_t HAL_get_reset_source() { return RST_POWER_ON; }
 #endif // USE_WATCHDOG
 
 #endif // __PLAT_LINUX__

Marlin/src/HAL/HAL_LINUX/watchdog.h

@@ -23,7 +23,7 @@
 
 #define WDT_TIMEOUT   4000000 // 4 second timeout
 
-void watchdog_init(void);
-void watchdog_reset(void);
-void HAL_clear_reset_source(void);
-uint8_t HAL_get_reset_source(void);
+void watchdog_init();
+void watchdog_reset();
+void HAL_clear_reset_source();
+uint8_t HAL_get_reset_source();