drm/i915: Update PV INFO page definition for Intel GVT-g
Subsystems (2)
PATCH 5/7 drm/i915: Update PV INFO page definition for Intel GVT-g
Some more definitions in the PV info page are added. They are mainly for the guest notification to Intel GVT-g device model. They are used for Broadwell enabling.
Signed-off-by Zhiyuan Lv <[email protected]>
Signed-off-by Zhi Wang <[email protected]>
--- drivers/gpu/drm/i915/i915_vgpu.h | 34 ++++++++++++++++++++++++++++++++-- 1 file changed, 32 insertions(+), 2 deletions(-)
drivers/gpu/drm/i915/i915_vgpu.h +32 -2
@@ -40,6 +40,19 @@#define INTEL_VGT_IF_VERSION \ INTEL_VGT_IF_VERSION_ENCODE(VGT_VERSION_MAJOR, VGT_VERSION_MINOR) +/* +* notifications from guest to vgpu device model +*/ +enum vgt_g2v_type { +VGT_G2V_PPGTT_L3_PAGE_TABLE_CREATE =2 , +VGT_G2V_PPGTT_L3_PAGE_TABLE_DESTROY , +VGT_G2V_PPGTT_L4_PAGE_TABLE_CREATE , +VGT_G2V_PPGTT_L4_PAGE_TABLE_DESTROY , +VGT_G2V_EXECLIST_CONTEXT_CREATE , +VGT_G2V_EXECLIST_CONTEXT_DESTROY , +VGT_G2V_MAX , +}; +struct vgt_if {uint64_t magic;/* VGT_MAGIC */ uint16_t version_major;
@@ -70,11 +83,28 @@ struct vgt_if {uint32_t rsv3[0x200 -24 ];/* pad to half page */ /* * The bottom half page is for response from Gfx driver to hypervisor. -* Set to reserved fields temporarily by now. */ uint32_t rsv4;uint32_t display_ready;/* ready for display owner switch */ -uint32_t rsv5[0x200 -2 ];/* pad to one page */ + +uint32_t rsv5[4 ]; + +uint32_t g2v_notify; +uint32_t rsv6[7 ]; + +uint32_t pdp0_lo; +uint32_t pdp0_hi; +uint32_t pdp1_lo; +uint32_t pdp1_hi; +uint32_t pdp2_lo; +uint32_t pdp2_hi; +uint32_t pdp3_lo; +uint32_t pdp3_hi; + +uint32_t execlist_context_descriptor_lo; +uint32_t execlist_context_descriptor_hi; + +uint32_t rsv7[0x200 -24 ];/* pad to one page */ } __packed;#define vgtif_reg (x) \
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