[PATCH] drm/i915/gvt: Fix cmd parser error for Passmark9

[Zhenyu Wang]

This is to add one new register required for windows guest driver
update when running Passmark9, otherwise cmd parser would complain
and fail guest workload.

Cc: Terrence Xu <terrence.xu at intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw at linux.intel.com>
---
 drivers/gpu/drm/i915/gvt/handlers.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c
index cde0a477fb49..805fee4e91ef 100644
--- a/drivers/gpu/drm/i915/gvt/handlers.c
+++ b/drivers/gpu/drm/i915/gvt/handlers.c
@@ -3436,6 +3436,7 @@ static int init_skl_mmio_info(struct intel_gvt *gvt)
 
 	MMIO_DFH(GAMT_CHKN_BIT_REG, D_KBL | D_CFL, F_CMD_ACCESS, NULL, NULL);
 	MMIO_D(GEN9_CTX_PREEMPT_REG, D_SKL_PLUS & ~D_BXT);
+	MMIO_DFH(_MMIO(0xe4cc), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
 
 	return 0;
 }
-- 
2.33.0