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drm/i915/gvt: vGPU execlist virtualization

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This patch introduces the vGPU execlist virtualization.

Under virtulization environment, HW execlist interface are fully emulated
including virtual CSB emulation, virtual execlist emulation. The framework
will emulate the virtual CSB according to the guest workload running status

Signed-off-by: Zhi Wang <zhi.a.wang@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Zhi Wang
2016-05-01 02:48:25 -04:00
committed by Zhenyu Wang
parent 04d348ae3f
commit 8453d674ae
6 changed files with 537 additions and 1 deletions
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3
drivers/gpu/drm/i915/gvt/gvt.h
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@@ -41,6 +41,7 @@
#include "gtt.h"
#include "display.h"
#include "edid.h"
#include "execlist.h"
#define GVT_MAX_VGPU 8
@@ -146,6 +147,8 @@ struct intel_vgpu {
struct intel_vgpu_gtt gtt;
struct intel_vgpu_opregion opregion;
struct intel_vgpu_display display;
/* TODO: move the declaration of intel_gvt.h to a proper place. */
struct intel_vgpu_execlist execlist[I915_NUM_ENGINES];
};
struct intel_gvt_gm {