Apply strict build.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>

src/led/led.c

@@ -35,11 +35,11 @@ void led_set_mode(uint32_t mode) {
     led_mode = mode;
 }
 
-uint32_t led_get_mode() {
+uint32_t led_get_mode(void) {
     return led_mode;
 }
 
-void led_blinking_task() {
+void led_blinking_task(void) {
 #if defined(PICO_PLATFORM) || defined(ESP_PLATFORM)
     static uint32_t start_ms = 0;
     static uint32_t stop_ms = 0;
@@ -81,7 +81,7 @@ void led_blinking_task() {
 #endif
 }
 
-void led_off_all() {
+void led_off_all(void) {
 #if defined(PICO_PLATFORM) || defined(ESP_PLATFORM)
     led_driver->set_color(LED_COLOR_OFF, 0, 0);
 #endif
@@ -93,11 +93,11 @@ extern led_driver_t led_driver_ws2812;
 extern led_driver_t led_driver_neopixel;
 extern led_driver_t led_driver_pimoroni;
 
-void led_driver_init_dummy() {
+static void led_driver_init_dummy(void) {
     // Do nothing
 }
 
-void led_driver_color_dummy(uint8_t color, uint32_t led_brightness, float progress) {
+static void led_driver_color_dummy(uint8_t color, uint32_t led_brightness, float progress) {
     (void)color;
     (void)led_brightness;
     (void)progress;
@@ -109,7 +109,7 @@ led_driver_t led_driver_dummy = {
     .set_color = led_driver_color_dummy,
 };
 
-void led_init() {
+void led_init(void) {
     led_driver = &led_driver_dummy;
 #if defined(PICO_PLATFORM) || defined(ESP_PLATFORM)
     // Guess default driver

src/led/led.h

@@ -62,13 +62,13 @@ enum  {
 };
 
 extern void led_set_mode(uint32_t mode);
-extern uint32_t led_get_mode();
-extern void led_blinking_task();
-extern void led_off_all();
-extern void led_init();
+extern uint32_t led_get_mode(void);
+extern void led_blinking_task(void);
+extern void led_off_all(void);
+extern void led_init(void);
 
 typedef struct {
-    void (*init)();
+    void (*init)(void);
     void (*set_color)(uint8_t color, uint32_t led_brightness, float progress);
 } led_driver_t;
 

src/led/led_cyw43.c

@@ -21,7 +21,7 @@
 
 #include "pico/cyw43_arch.h"
 
-void led_driver_init_cyw43() {
+void led_driver_init_cyw43(void) {
     cyw43_arch_init();
 }
 

src/led/led_neopixel.c

@@ -45,7 +45,7 @@ tNeopixel pixel[] = {
     #define NEOPIXEL_PIN GPIO_NUM_27
 #endif
 
-void led_driver_init_neopixel() {
+void led_driver_init_neopixel(void) {
     uint8_t gpio = NEOPIXEL_PIN;
     if (phy_data.led_gpio_present) {
         gpio = phy_data.led_gpio;

src/led/led_pico.c

@@ -32,7 +32,7 @@ static uint8_t gpio = 0;
 #endif
 
 #if defined(PICO_PLATFORM) || defined(ESP_PLATFORM)
-void led_driver_init_pico() {
+static void led_driver_init_pico(void) {
     if (phy_data.led_gpio_present) {
         gpio = phy_data.led_gpio;
     }
@@ -40,7 +40,8 @@ void led_driver_init_pico() {
     gpio_set_dir(gpio, GPIO_OUT);
 }
 
-void led_driver_color_pico(uint8_t color, uint32_t led_brightness, float progress) {
+static void led_driver_color_pico(uint8_t color, uint32_t led_brightness, float progress) {
+    (void)color;
     (void)led_brightness;
     gpio_put(gpio, progress >= 0.5);
 }

src/led/led_pimoroni.c

@@ -35,7 +35,7 @@ uint8_t pixel[][3] = {
     {0, 0, 0}  // 7: white
 };
 
-void led_driver_init_pimoroni() {
+static void led_driver_init_pimoroni(void) {
     if (phy_data.led_gpio_present) {
         gpio = phy_data.led_gpio;
     }
@@ -47,7 +47,8 @@ void led_driver_init_pimoroni() {
     gpio_set_dir(gpio+1, GPIO_OUT);
 }
 
-void led_driver_color_pimoroni(uint8_t color, uint32_t led_brightness, float progress) {
+static void led_driver_color_pimoroni(uint8_t color, uint32_t led_brightness, float progress) {
+    (void)led_brightness;
     if (progress < 0.5) {
         color = LED_COLOR_OFF;
     }

src/led/led_ws2812.c

@@ -69,7 +69,7 @@ static inline void ws2812_program_init(PIO pio, uint sm, uint offset, uint pin,
     pio_sm_set_enabled(pio, sm, true);
 }
 
-void led_driver_init_ws2812() {
+static void led_driver_init_ws2812(void) {
     PIO pio = pio0;
     int sm = 0;
     uint offset = pio_add_program(pio, &ws2812_program);
@@ -115,7 +115,7 @@ static inline void ws2812_put_pixel(uint32_t u32_pixel) {
     pio_sm_put_blocking(pio0, 0, u32_pixel << 8u);
 }
 
-void led_driver_color_ws2812(uint8_t color, uint32_t led_brightness, float progress) {
+static void led_driver_color_ws2812(uint8_t color, uint32_t led_brightness, float progress) {
     if (!(phy_data.opts & PHY_OPT_DIMM)) {
         progress = progress >= 0.5 ? 1 : 0;
     }