[media] rtl28xxu: add [1b80:d3b0] Sveon STV21

Added Sveon STV21 device based on Realtek RTL2832U and FC0013 tuner
Signed-off-by: NSebastian Kemper <sebastian_ml@gmx.net>
Acked-by: NAntti Palosaari <crope@iki.fi>
Reviewed-by: NAntti Palosaari <crope@iki.fi>
Signed-off-by: NMauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/dvb-core/dvb-usb-ids.h

@@ -364,6 +364,7 @@
 #define USB_PID_TVWAY_PLUS				0x0002
 #define USB_PID_SVEON_STV20				0xe39d
 #define USB_PID_SVEON_STV20_RTL2832U			0xd39d
+#define USB_PID_SVEON_STV21				0xd3b0
 #define USB_PID_SVEON_STV22				0xe401
 #define USB_PID_SVEON_STV22_IT9137			0xe411
 #define USB_PID_AZUREWAVE_AZ6027			0x3275

drivers/media/usb/dvb-usb-v2/rtl28xxu.c

@@ -1541,6 +1541,8 @@ static const struct usb_device_id rtl28xxu_id_table[] = {
 		&rtl2832u_props, "Peak DVB-T USB", NULL) },
 	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20_RTL2832U,
 		&rtl2832u_props, "Sveon STV20", NULL) },
+	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV21,
+		&rtl2832u_props, "Sveon STV21", NULL) },
 	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV27,
 		&rtl2832u_props, "Sveon STV27", NULL) },