[Intel-gfx] [PATCH] xvmc: fix broken xvmc on 965

[Xiang, Haihao]

---
 src/i830_video.c |   35 ++++++++++++++++++++++++-----------
 src/i965_video.c |   14 +++++++++-----
 2 files changed, 33 insertions(+), 16 deletions(-)

diff --git a/src/i830_video.c b/src/i830_video.c
index be2d28e..3140f70 100644
--- a/src/i830_video.c
+++ b/src/i830_video.c
@@ -2383,18 +2383,31 @@ I830PutImage(ScrnInfoPtr pScrn,
 	pPriv->buf = NULL;
     }
 
-    if (pPriv->buf == NULL) {
-	pPriv->buf = drm_intel_bo_alloc(pI830->bufmgr,
-					"xv buffer", alloc_size, 4096);
-	if (pPriv->buf == NULL)
-	    return BadAlloc;
-	if (!pPriv->textured && drm_intel_bo_pin(pPriv->buf, 4096) != 0) {
-	    drm_intel_bo_unreference(pPriv->buf);
-	    xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
-		       "Failed to pin xv buffer\n");
-	    return BadAlloc;
-	}
+#ifdef INTEL_XVMC
+    if (id == FOURCC_XVMC && 
+        pPriv->rotation == RR_Rotate_0) {
+        if (pPriv->buf) {
+            assert(pPriv->textured);
+            drm_intel_bo_unreference(pPriv->buf);
+            pPriv->buf = NULL;
+        }
+    } else {
+#endif
+        if (pPriv->buf == NULL) {
+            pPriv->buf = drm_intel_bo_alloc(pI830->bufmgr,
+                                         "xv buffer", alloc_size, 4096);
+            if (pPriv->buf == NULL)
+                return BadAlloc;
+            if (!pPriv->textured && drm_intel_bo_pin(pPriv->buf, 4096) != 0) {
+                drm_intel_bo_unreference(pPriv->buf);
+                xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
+                           "Failed to pin xv buffer\n");
+                return BadAlloc;
+            }
+        }
+#ifdef INTEL_XVMC
     }
+#endif
 
     /* fixup pointers */
 #ifdef INTEL_XVMC
diff --git a/src/i965_video.c b/src/i965_video.c
index 72a55d6..0fc9c42 100644
--- a/src/i965_video.c
+++ b/src/i965_video.c
@@ -431,11 +431,15 @@ i965_create_src_surface_state(ScrnInfoPtr scrn,
     src_surf_state->ss2.render_target_rotation = 0;
     src_surf_state->ss3.pitch = src_pitch - 1;
 
-    src_surf_state->ss1.base_addr =
-	intel_emit_reloc(surface_bo,
-			 offsetof(struct brw_surface_state, ss1),
-			 src_bo, src_offset,
-			 I915_GEM_DOMAIN_SAMPLER, 0);
+    if (src_bo) {
+        src_surf_state->ss1.base_addr =
+            intel_emit_reloc(surface_bo,
+                             offsetof(struct brw_surface_state, ss1),
+                             src_bo, src_offset,
+                             I915_GEM_DOMAIN_SAMPLER, 0);
+    } else {
+        src_surf_state->ss1.base_addr = src_offset;
+    }
 
     drm_intel_bo_unmap(surface_bo);
     return surface_bo;
-- 
1.5.6.3