drm/radeon/cik: fix CP jump table size

Align to the jump table offset. May fix hangs on some
asics with GFX PG enabled.

Reviewed-by: Nicolai Hähnle <[e-mail]>
Acked-by: Tom St Denis <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/radeon/cik.c

···
 		}
 	}
 	rdev->rlc.cs_data = ci_cs_data;
-	rdev->rlc.cp_table_size = CP_ME_TABLE_SIZE * 5 * 4; /* CP JT */
+	rdev->rlc.cp_table_size = ALIGN(CP_ME_TABLE_SIZE * 5 * 4, 2048); /* CP JT */
 	rdev->rlc.cp_table_size += 64 * 1024; /* GDS */
 	r = sumo_rlc_init(rdev);
 	if (r) {