These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / gpu / drm / i915 / i915_vgpu.h

diff --git a/kernel/drivers/gpu/drm/i915/i915_vgpu.h b/kernel/drivers/gpu/drm/i915/i915_vgpu.h
index 97a88b5..21c97f4 100644 (file)
--- a/kernel/drivers/gpu/drm/i915/i915_vgpu.h
+++ b/kernel/drivers/gpu/drm/i915/i915_vgpu.h
@@ -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) \