i965_drv_video: VC-1 on Sandybridge

Currently support progressive picture.
Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>

i965_drv_video/gen6_mfd.h

@@ -34,13 +34,30 @@
 #include <i915_drm.h>
 #include <intel_bufmgr.h>
 
-struct gen6_mfd_surface
+struct gen6_avc_surface
 {
     dri_bo *dmv_top;
     dri_bo *dmv_bottom;
     int dmv_bottom_flag;
 };
 
+#define GEN6_VC1_I_PICTURE              0
+#define GEN6_VC1_P_PICTURE              1
+#define GEN6_VC1_B_PICTURE              2
+#define GEN6_VC1_BI_PICTURE             3
+#define GEN6_VC1_SKIPPED_PICTURE        4
+
+#define GEN6_VC1_SIMPLE_PROFILE         0
+#define GEN6_VC1_MAIN_PROFILE           1
+#define GEN6_VC1_ADVANCED_PROFILE       2
+#define GEN6_VC1_RESERVED_PROFILE       3
+
+struct gen6_vc1_surface
+{
+    dri_bo *dmv;
+    int picture_type;
+};
+
 #define MAX_MFX_REFERENCE_SURFACES        16
 struct gen6_mfd_context
 {

i965_drv_video/i965_defines.h

@@ -159,6 +159,12 @@
 
 #define MFD_MPEG2_BSD_OBJECT                    MFX(2, 3, 1, 8)
 
+#define MFX_VC1_PIC_STATE                       MFX(2, 2, 0, 0)
+#define MFX_VC1_PRED_PIPE_STATE                 MFX(2, 2, 0, 1)
+#define MFX_VC1_DIRECTMODE_STATE                MFX(2, 2, 0, 2)
+
+#define MFD_VC1_BSD_OBJECT                      MFX(2, 2, 1, 8)
+
 #define I965_DEPTHFORMAT_D32_FLOAT              1
 
 #define BASE_ADDRESS_MODIFY             (1 << 0)