Added support for the Power A Nintendo Switch Enhanced Wireless Controller

src/joystick/android/SDL_sysjoystick.c

@@ -344,7 +344,7 @@ Android_AddJoystick(int device_id, const char *name, const char *desc, int vendo
     }
 
 #ifdef SDL_JOYSTICK_HIDAPI
-    if (HIDAPI_IsDevicePresent(vendor_id, product_id, 0)) {
+    if (HIDAPI_IsDevicePresent(vendor_id, product_id, 0, name)) {
         /* The HIDAPI driver is taking care of this device */
         return -1;
     }

src/joystick/darwin/SDL_sysjoystick.c

@@ -451,7 +451,7 @@ GetDeviceInfo(IOHIDDeviceRef hidDevice, recDevice *pDevice)
     }
 
 #ifdef SDL_JOYSTICK_HIDAPI
-    if (HIDAPI_IsDevicePresent(vendor, product, version)) {
+    if (HIDAPI_IsDevicePresent(vendor, product, version, pDevice->product)) {
         /* The HIDAPI driver is taking care of this device */
         return 0;
     }

src/joystick/hidapi/SDL_hidapi_ps4.c

@@ -139,7 +139,7 @@ static Uint32 crc32(Uint32 crc, const void *data, int count)
 }
 
 static SDL_bool
-HIDAPI_DriverPS4_IsSupportedDevice(Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number)
+HIDAPI_DriverPS4_IsSupportedDevice(Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number, const char *name)
 {
     return SDL_IsJoystickPS4(vendor_id, product_id);
 }

src/joystick/hidapi/SDL_hidapi_switch.c

@@ -193,6 +193,7 @@ typedef struct
 typedef struct {
     hid_device *dev;
     SDL_bool m_bInputOnly;
+    SDL_bool m_bHasHomeLED;
     SDL_bool m_bUsingBluetooth;
     SDL_bool m_bUseButtonLabels;
     Uint8 m_nCommandNumber;
@@ -222,8 +223,17 @@ typedef struct {
 
 
 static SDL_bool
-HIDAPI_DriverSwitch_IsSupportedDevice(Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number)
+HIDAPI_DriverSwitch_IsSupportedDevice(Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number, const char *name)
 {
+    if (vendor_id == 0 && product_id == 0) {
+        /* Some devices are only identifiable by their name */
+        if (SDL_strcmp(name, "Lic Pro Controller") == 0 ||
+            SDL_strcmp(name, "Nintendo Wireless Gamepad") == 0 ||
+            SDL_strcmp(name, "Wireless Gamepad") == 0) {
+            /* HORI or PowerA Switch Pro Controller clone */
+            return SDL_TRUE;
+        }
+    }
     return SDL_IsJoystickNintendoSwitchPro(vendor_id, product_id);
 }
 
@@ -231,10 +241,7 @@ static const char *
 HIDAPI_DriverSwitch_GetDeviceName(Uint16 vendor_id, Uint16 product_id)
 {
     /* Give a user friendly name for this controller */
-    if (SDL_IsJoystickNintendoSwitchPro(vendor_id, product_id)) {
+    return "Nintendo Switch Pro Controller";
-        return "Nintendo Switch Pro Controller";
-    }
-    return NULL;
 }
 
 static int ReadInput(SDL_DriverSwitch_Context *ctx)
@@ -624,6 +631,9 @@ HIDAPI_DriverSwitch_Init(SDL_Joystick *joystick, hid_device *dev, Uint16 vendor_
     /* Find out whether or not we can send output reports */
     ctx->m_bInputOnly = SDL_IsJoystickNintendoSwitchProInputOnly(vendor_id, product_id);
     if (!ctx->m_bInputOnly) {
+        /* The Power A Nintendo Switch Pro controllers don't have a Home LED */
+        ctx->m_bHasHomeLED = (vendor_id != 0 && product_id != 0) ? SDL_TRUE : SDL_FALSE;
+
         /* Initialize rumble data */
         SetNeutralRumble(&ctx->m_RumblePacket.rumbleData[0]);
         SetNeutralRumble(&ctx->m_RumblePacket.rumbleData[1]);
@@ -668,7 +678,9 @@ HIDAPI_DriverSwitch_Init(SDL_Joystick *joystick, hid_device *dev, Uint16 vendor_
         }
 
         /* Set the LED state */
-        SetHomeLED(ctx, 100);
+        if (ctx->m_bHasHomeLED) {
+            SetHomeLED(ctx, 100);
+        }
         SetSlotLED(ctx, (joystick->instance_id % 4));
     }
 

src/joystick/hidapi/SDL_hidapi_xbox360.c

@@ -247,7 +247,7 @@ HIDAPI_DriverXbox360_QuitWindowsGamingInput(SDL_DriverXbox360_Context *ctx)
 #endif /* SDL_JOYSTICK_HIDAPI_WINDOWS_GAMING_INPUT */
 
 static SDL_bool
-HIDAPI_DriverXbox360_IsSupportedDevice(Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number)
+HIDAPI_DriverXbox360_IsSupportedDevice(Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number, const char *name)
 {
 #if defined(__MACOSX__) || defined(__WIN32__)
     if (vendor_id == 0x045e && product_id == 0x028e && version == 1) {

src/joystick/hidapi/SDL_hidapi_xboxone.c

@@ -131,7 +131,7 @@ typedef struct {
 
 
 static SDL_bool
-HIDAPI_DriverXboxOne_IsSupportedDevice(Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number)
+HIDAPI_DriverXboxOne_IsSupportedDevice(Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number, const char *name)
 {
     return SDL_IsJoystickXboxOne(vendor_id, product_id);
 }

src/joystick/hidapi/SDL_hidapijoystick.c

@@ -564,13 +564,13 @@ HIDAPI_XboxControllerName(Uint16 vendor_id, Uint16 product_id)
 }
 
 static SDL_bool
-HIDAPI_IsDeviceSupported(Uint16 vendor_id, Uint16 product_id, Uint16 version)
+HIDAPI_IsDeviceSupported(Uint16 vendor_id, Uint16 product_id, Uint16 version, const char *name)
 {
     int i;
 
     for (i = 0; i < SDL_arraysize(SDL_HIDAPI_drivers); ++i) {
         SDL_HIDAPI_DeviceDriver *driver = SDL_HIDAPI_drivers[i];
-        if (driver->enabled && driver->IsSupportedDevice(vendor_id, product_id, version, -1)) {
+        if (driver->enabled && driver->IsSupportedDevice(vendor_id, product_id, version, -1, name)) {
             return SDL_TRUE;
         }
     }
@@ -599,7 +599,7 @@ HIDAPI_GetDeviceDriver(SDL_HIDAPI_Device *device)
 
     for (i = 0; i < SDL_arraysize(SDL_HIDAPI_drivers); ++i) {
         SDL_HIDAPI_DeviceDriver *driver = SDL_HIDAPI_drivers[i];
-        if (driver->enabled && driver->IsSupportedDevice(device->vendor_id, device->product_id, device->version, device->interface_number)) {
+        if (driver->enabled && driver->IsSupportedDevice(device->vendor_id, device->product_id, device->version, device->interface_number, device->name)) {
             return driver;
         }
     }
@@ -914,7 +914,7 @@ HIDAPI_UpdateDeviceList(void)
 }
 
 SDL_bool
-HIDAPI_IsDevicePresent(Uint16 vendor_id, Uint16 product_id, Uint16 version)
+HIDAPI_IsDevicePresent(Uint16 vendor_id, Uint16 product_id, Uint16 version, const char *name)
 {
     SDL_HIDAPI_Device *device;
 
@@ -924,13 +924,17 @@ HIDAPI_IsDevicePresent(Uint16 vendor_id, Uint16 product_id, Uint16 version)
     }
 
     /* Don't update the device list for devices we know aren't supported */
-    if (!HIDAPI_IsDeviceSupported(vendor_id, product_id, version)) {
+    if (!HIDAPI_IsDeviceSupported(vendor_id, product_id, version, name)) {
         return SDL_FALSE;
     }
 
     /* Make sure the device list is completely up to date when we check for device presence */
     HIDAPI_UpdateDeviceList();
 
+    /* Note that this isn't a perfect check - there may be multiple devices with 0 VID/PID,
+       or a different name than we have it listed here, etc, but if we support the device
+       and we have something similar in our device list, mark it as present.
+     */
     device = SDL_HIDAPI_devices;
     while (device) {
         if (device->vendor_id == vendor_id && device->product_id == product_id && device->driver) {

src/joystick/hidapi/SDL_hidapijoystick_c.h

@@ -47,7 +47,7 @@ typedef struct _SDL_HIDAPI_DeviceDriver
 {
     const char *hint;
     SDL_bool enabled;
-    SDL_bool (*IsSupportedDevice)(Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number);
+    SDL_bool (*IsSupportedDevice)(Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number, const char *name);
     const char *(*GetDeviceName)(Uint16 vendor_id, Uint16 product_id);
     SDL_bool (*Init)(SDL_Joystick *joystick, hid_device *dev, Uint16 vendor_id, Uint16 product_id, void **context);
     int (*Rumble)(SDL_Joystick *joystick, hid_device *dev, void *context, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble, Uint32 duration_ms);
@@ -64,7 +64,7 @@ extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverXbox360;
 extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverXboxOne;
 
 /* Return true if a HID device is present and supported as a joystick */
-extern SDL_bool HIDAPI_IsDevicePresent(Uint16 vendor_id, Uint16 product_id, Uint16 version);
+extern SDL_bool HIDAPI_IsDevicePresent(Uint16 vendor_id, Uint16 product_id, Uint16 version, const char *name);
 
 /* Return the name of an Xbox 360 or Xbox One controller */
 extern const char *HIDAPI_XboxControllerName(Uint16 vendor_id, Uint16 product_id);

src/joystick/linux/SDL_sysjoystick.c

@@ -120,7 +120,7 @@ IsJoystick(int fd, char *namebuf, const size_t namebuflen, SDL_JoystickGUID *gui
     }
 
 #ifdef SDL_JOYSTICK_HIDAPI
-    if (HIDAPI_IsDevicePresent(inpid.vendor, inpid.product, inpid.version)) {
+    if (HIDAPI_IsDevicePresent(inpid.vendor, inpid.product, inpid.version, namebuf)) {
         /* The HIDAPI driver is taking care of this device */
         return 0;
     }

src/joystick/windows/SDL_dinputjoystick.c

@@ -535,7 +535,7 @@ EnumJoysticksCallback(const DIDEVICEINSTANCE * pdidInstance, VOID * pContext)
     }
 
 #ifdef SDL_JOYSTICK_HIDAPI
-    if (HIDAPI_IsDevicePresent(vendor, product, 0)) {
+    if (HIDAPI_IsDevicePresent(vendor, product, 0, pNewJoystick->joystickname)) {
         /* The HIDAPI driver is taking care of this device */
         SDL_free(pNewJoystick);
         return DIENUM_CONTINUE;

src/joystick/windows/SDL_xinputjoystick.c

@@ -260,7 +260,7 @@ AddXInputDevice(Uint8 userid, BYTE SubType, JoyStick_DeviceData **pContext)
     }
 
 #ifdef SDL_JOYSTICK_HIDAPI
-    if (HIDAPI_IsDevicePresent(vendor, product, version)) {
+    if (HIDAPI_IsDevicePresent(vendor, product, version, pNewJoystick->joystickname)) {
         /* The HIDAPI driver is taking care of this device */
         SDL_free(pNewJoystick);
         return;