Added a function to get the controller firmware version

include/SDL_gamecontroller.h

@@ -493,6 +493,18 @@ extern DECLSPEC Uint16 SDLCALL SDL_GameControllerGetProduct(SDL_GameController *
  */
 extern DECLSPEC Uint16 SDLCALL SDL_GameControllerGetProductVersion(SDL_GameController *gamecontroller);
 
+/**
+ * Get the firmware version of an opened controller, if available.
+ *
+ * If the firmware version isn't available this function returns 0.
+ *
+ * \param gamecontroller the game controller object to query.
+ * \return the controller firmware version, or zero if unavailable.
+ *
+ * \since This function is available since SDL 2.24.0.
+ */
+extern DECLSPEC Uint16 SDLCALL SDL_GameControllerGetFirmwareVersion(SDL_GameController *gamecontroller);
+
 /**
  * Get the serial number of an opened controller, if available.
  *

include/SDL_joystick.h

@@ -574,6 +574,18 @@ extern DECLSPEC Uint16 SDLCALL SDL_JoystickGetProduct(SDL_Joystick *joystick);
  */
 extern DECLSPEC Uint16 SDLCALL SDL_JoystickGetProductVersion(SDL_Joystick *joystick);
 
+/**
+ * Get the firmware version of an opened joystick, if available.
+ *
+ * If the firmware version isn't available this function returns 0.
+ *
+ * \param joystick the SDL_Joystick obtained from SDL_JoystickOpen()
+ * \returns the firmware version of the selected joystick, or 0 if unavailable.
+ *
+ * \since This function is available since SDL 2.24.0.
+ */
+extern DECLSPEC Uint16 SDLCALL SDL_JoystickGetFirmwareVersion(SDL_Joystick *joystick);
+
 /**
  * Get the serial number of an opened joystick, if available.
  *