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Commit 946260e5 authored by Zhenyu Wang's avatar Zhenyu Wang
Browse files

drm/i915/gvt: Fix broken mocs offset 



Fix missed mocs offset reg setting for save/restore function.

Signed-off-by: default avatarZhenyu Wang <zhenyuw@linux.intel.com>
parent 1c860a30

drivers/gpu/drm/i915/gvt/render.c

+2 −0
Original line number Diff line number Diff line
@@ -177,6 +177,7 @@ static void load_mocs(struct intel_vgpu *vgpu, int ring_id) 
	if (!IS_SKYLAKE(dev_priv))

		return;



	offset.reg = regs[ring_id];

	for (i = 0; i < 64; i++) {

		gen9_render_mocs[ring_id][i] = I915_READ(offset);

		I915_WRITE(offset, vgpu_vreg(vgpu, offset));
@@ -214,6 +215,7 @@ static void restore_mocs(struct intel_vgpu *vgpu, int ring_id) 
	if (!IS_SKYLAKE(dev_priv))

		return;



	offset.reg = regs[ring_id];

	for (i = 0; i < 64; i++) {

		vgpu_vreg(vgpu, offset) = I915_READ(offset);

		I915_WRITE(offset, gen9_render_mocs[ring_id][i]);