input: It looks like the Saitek RumblePad needs a BADPAD entry.

drivers/usb/input/hid-core.c

@@ -1367,6 +1367,9 @@ void hid_init_reports(struct hid_device *hid)
 #define USB_VENDOR_ID_ALPS		0x0433
 #define USB_DEVICE_ID_IBM_GAMEPAD	0x1101
 
+#define USB_VENDOR_ID_SAITEK		0x06a3
+#define USB_DEVICE_ID_SAITEK_RUMBLEPAD	0xff17
+
 struct hid_blacklist {
 	__u16 idVendor;
 	__u16 idProduct;
@@ -1419,6 +1422,7 @@ struct hid_blacklist {
 	{ USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK },
 	{ USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_ALPS, USB_DEVICE_ID_IBM_GAMEPAD, HID_QUIRK_BADPAD },
+	{ USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RUMBLEPAD, HID_QUIRK_BADPAD },
 	{ 0, 0 }
 };