radeonsi: expose all CB performance counters on Stoney

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
diff --git a/src/gallium/drivers/radeonsi/si_perfcounter.c b/src/gallium/drivers/radeonsi/si_perfcounter.c
index 56af0a0..5029af0 100644
--- a/src/gallium/drivers/radeonsi/si_perfcounter.c
+++ b/src/gallium/drivers/radeonsi/si_perfcounter.c
@@ -373,7 +373,7 @@
 };
 
 static struct si_pc_block groups_VI[] = {
-	{ &cik_CB, 396, 4 },
+	{ &cik_CB, 405, 4 },
 	{ &cik_CPF, 19 },
 	{ &cik_DB, 257, 4 },
 	{ &cik_GRBM, 34 },