drm/nouveau/bios/extdev: also parse v4.1 table

Signed-off-by: NKarol Herbst <nouveau@karolherbst.de>
Reviewed-by: NMartin Peres <martin.peres@free.fr>

drivers/gpu/drm/nouveau/nvkm/subdev/bios/extdev.c

@@ -32,7 +32,7 @@ extdev_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *len, u8 *cnt)
 	u16 dcb, extdev = 0;
 
 	dcb = dcb_table(bios, &dcb_ver, &dcb_hdr, &dcb_cnt, &dcb_len);
-	if (!dcb || (dcb_ver != 0x30 && dcb_ver != 0x40))
+	if (!dcb || (dcb_ver != 0x30 && dcb_ver != 0x40 && dcb_ver != 0x41))
 		return 0x0000;
 
 	extdev = nvbios_rd16(bios, dcb + 18);