4 files changed, 13 insertions, 35 deletions

diff --git a/src/gallium/drivers/nouveau/nouveau_buffer.c b/src/gallium/drivers/nouveau/nouveau_buffer.c
index d0cc29104b8..01d3aa46d0e 100644
--- a/src/gallium/drivers/nouveau/nouveau_buffer.c
+++ b/src/gallium/drivers/nouveau/nouveau_buffer.c
@@ -314,7 +314,6 @@ const struct u_resource_vtbl nouveau_buffer_vtbl =
 {
    u_default_resource_get_handle,     /* get_handle */
    nouveau_buffer_destroy,               /* resource_destroy */
-   NULL,                              /* is_resource_referenced */
    nouveau_buffer_transfer_get,          /* get_transfer */
    nouveau_buffer_transfer_destroy,      /* transfer_destroy */
    nouveau_buffer_transfer_map,          /* transfer_map */
diff --git a/src/gallium/drivers/nouveau/nouveau_fence.c b/src/gallium/drivers/nouveau/nouveau_fence.c
index 18bdb18ad41..d8f59dce9ed 100644
--- a/src/gallium/drivers/nouveau/nouveau_fence.c
+++ b/src/gallium/drivers/nouveau/nouveau_fence.c
@@ -90,6 +90,9 @@ nouveau_fence_emit(struct nouveau_fence *fence)
 
    assert(fence->state == NOUVEAU_FENCE_STATE_AVAILABLE);
 
+   /* set this now, so that if fence.emit triggers a flush we don't recurse */
+   fence->state = NOUVEAU_FENCE_STATE_EMITTED;
+
    screen->fence.emit(&screen->base, fence->sequence);
 
    ++fence->ref;
@@ -100,8 +103,6 @@ nouveau_fence_emit(struct nouveau_fence *fence)
       screen->fence.head = fence;
 
    screen->fence.tail = fence;
-
-   fence->state = NOUVEAU_FENCE_STATE_EMITTED;
 }
 
 void
@@ -215,6 +216,8 @@ nouveau_fence_wait(struct nouveau_fence *fence)
 void
 nouveau_fence_next(struct nouveau_screen *screen)
 {
-   nouveau_fence_emit(screen->fence.current);
+   if (screen->fence.current->state < NOUVEAU_FENCE_STATE_EMITTED)
+      nouveau_fence_emit(screen->fence.current);
+
    nouveau_fence_new(screen, &screen->fence.current, FALSE);
 }
diff --git a/src/gallium/drivers/nouveau/nouveau_screen.c b/src/gallium/drivers/nouveau/nouveau_screen.c
index e6cd3064c9a..401155bba6e 100644
--- a/src/gallium/drivers/nouveau/nouveau_screen.c
+++ b/src/gallium/drivers/nouveau/nouveau_screen.c
@@ -12,6 +12,7 @@
 #include <errno.h>
 
 #include "nouveau/nouveau_bo.h"
+#include "nouveau/nouveau_mm.h"
 #include "nouveau_winsys.h"
 #include "nouveau_screen.h"
 #include "nouveau_fence.h"
@@ -154,20 +155,19 @@ nouveau_screen_fence_ref(struct pipe_screen *pscreen,
 	nouveau_fence_ref(nouveau_fence(pfence), (struct nouveau_fence **)ptr);
 }
 
-static int
+static boolean
 nouveau_screen_fence_signalled(struct pipe_screen *screen,
-			       struct pipe_fence_handle *pfence,
-			       unsigned flags)
+                               struct pipe_fence_handle *pfence)
 {
-	return !nouveau_fence_signalled(nouveau_fence(pfence));
+        return nouveau_fence_signalled(nouveau_fence(pfence));
 }
 
-static int
+static boolean
 nouveau_screen_fence_finish(struct pipe_screen *screen,
 			    struct pipe_fence_handle *pfence,
-			    unsigned flags)
+                            uint64_t timeout)
 {
-	return !nouveau_fence_wait(nouveau_fence(pfence));
+        return nouveau_fence_wait(nouveau_fence(pfence));
 }
 
 
@@ -210,26 +210,6 @@ nouveau_screen_bo_get_handle(struct pipe_screen *pscreen,
 	}
 }
 
-
-unsigned int
-nouveau_reference_flags(struct nouveau_bo *bo)
-{
-	uint32_t bo_flags;
-	int flags = 0;
-
-	bo_flags = nouveau_bo_pending(bo);
-	if (bo_flags & NOUVEAU_BO_RD)
-		flags |= PIPE_REFERENCED_FOR_READ;
-	if (bo_flags & NOUVEAU_BO_WR)
-		flags |= PIPE_REFERENCED_FOR_WRITE;
-
-	return flags;
-}
-
-
-
-
-
 int
 nouveau_screen_init(struct nouveau_screen *screen, struct nouveau_device *dev)
 {
diff --git a/src/gallium/drivers/nouveau/nouveau_screen.h b/src/gallium/drivers/nouveau/nouveau_screen.h
index c091abf2786..186ada39677 100644
--- a/src/gallium/drivers/nouveau/nouveau_screen.h
+++ b/src/gallium/drivers/nouveau/nouveau_screen.h
@@ -74,10 +74,6 @@ nouveau_screen_bo_from_handle(struct pipe_screen *pscreen,
 			      struct winsys_handle *whandle,
 			      unsigned *out_stride);
 
-unsigned int
-nouveau_reference_flags(struct nouveau_bo *bo);
-
-
 
 int nouveau_screen_init(struct nouveau_screen *, struct nouveau_device *);
 void nouveau_screen_fini(struct nouveau_screen *);