[Libva] [PATCH v3 intel-driver 3/8] surface: factor out release of surface buffer storage.

[Gwenole Beauchesne]

Introduce a new i965_destroy_surface_storage() helper function to
unreference the underlying GEM buffer object, and any associated
private data, if any.

Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne at intel.com>
---
 src/i965_decoder_utils.c |  6 +-----
 src/i965_drv_video.c     | 14 +++++++++++---
 src/i965_drv_video.h     |  3 +++
 src/i965_output_dri.c    |  6 +-----
 4 files changed, 16 insertions(+), 13 deletions(-)

diff --git a/src/i965_decoder_utils.c b/src/i965_decoder_utils.c
index 617bc15..fac9628 100644
--- a/src/i965_decoder_utils.c
+++ b/src/i965_decoder_utils.c
@@ -387,14 +387,10 @@ intel_update_avc_frame_store_index(VADriverContextP ctx,
             obj_surface->flags &= ~SURFACE_REFERENCED;
 
             if ((obj_surface->flags & SURFACE_ALL_MASK) == SURFACE_DISPLAYED) {
-                dri_bo_unreference(obj_surface->bo);
-                obj_surface->bo = NULL;
                 obj_surface->flags &= ~SURFACE_REF_DIS_MASK;
+                i965_destroy_surface_storage(obj_surface);
             }
 
-            if (obj_surface->free_private_data)
-                obj_surface->free_private_data(&obj_surface->private_data);
-
             frame_store[i].surface_id = VA_INVALID_ID;
             frame_store[i].frame_store_id = -1;
             frame_store[i].obj_surface = NULL;
diff --git a/src/i965_drv_video.c b/src/i965_drv_video.c
index 064cb26..4f473ee 100755
--- a/src/i965_drv_video.c
+++ b/src/i965_drv_video.c
@@ -749,10 +749,11 @@ VAStatus i965_QueryConfigAttributes(VADriverContextP ctx,
     return vaStatus;
 }
 
-static void 
-i965_destroy_surface(struct object_heap *heap, struct object_base *obj)
+void
+i965_destroy_surface_storage(struct object_surface *obj_surface)
 {
-    struct object_surface *obj_surface = (struct object_surface *)obj;
+    if (!obj_surface)
+        return;
 
     dri_bo_unreference(obj_surface->bo);
     obj_surface->bo = NULL;
@@ -761,7 +762,14 @@ i965_destroy_surface(struct object_heap *heap, struct object_base *obj)
         obj_surface->free_private_data(&obj_surface->private_data);
         obj_surface->private_data = NULL;
     }
+}
+
+static void 
+i965_destroy_surface(struct object_heap *heap, struct object_base *obj)
+{
+    struct object_surface *obj_surface = (struct object_surface *)obj;
 
+    i965_destroy_surface_storage(obj_surface);
     object_heap_free(heap, obj);
 }
 
diff --git a/src/i965_drv_video.h b/src/i965_drv_video.h
index 535402f..8f2d288 100644
--- a/src/i965_drv_video.h
+++ b/src/i965_drv_video.h
@@ -423,4 +423,7 @@ extern VAStatus i965_DestroySurfaces(VADriverContextP ctx,
 #define I965_SURFACE_MEM_GEM_FLINK          1
 #define I965_SURFACE_MEM_DRM_PRIME          2
 
+void
+i965_destroy_surface_storage(struct object_surface *obj_surface);
+
 #endif /* _I965_DRV_VIDEO_H_ */
diff --git a/src/i965_output_dri.c b/src/i965_output_dri.c
index 717ee9a..fdd69ce 100644
--- a/src/i965_output_dri.c
+++ b/src/i965_output_dri.c
@@ -209,12 +209,8 @@ i965_put_surface_dri(
     obj_surface->flags |= SURFACE_DISPLAYED;
 
     if ((obj_surface->flags & SURFACE_ALL_MASK) == SURFACE_DISPLAYED) {
-        dri_bo_unreference(obj_surface->bo);
-        obj_surface->bo = NULL;
         obj_surface->flags &= ~SURFACE_REF_DIS_MASK;
-
-        if (obj_surface->free_private_data)
-            obj_surface->free_private_data(&obj_surface->private_data);
+        i965_destroy_surface_storage(obj_surface);
     }
 
     _i965UnlockMutex(&i965->render_mutex);
-- 
1.9.1