Merge tag 'drm-intel-next-2013-11-29' of git://people.freedesktop.org/~danvet/drm...

[~andy/linux] / drivers / gpu / drm / i915 / i915_gem_execbuffer.c

diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index b800fe449530b4aac12180f2fc71ac09e05f3897..3c90dd1a3bbdb81a0604216924ae86cb578e8ed4 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -33,6 +33,9 @@
 #include "intel_drv.h"
 #include <linux/dma_remapping.h>
 
+#define  __EXEC_OBJECT_HAS_PIN (1<<31)
+#define  __EXEC_OBJECT_HAS_FENCE (1<<30)
+
 struct eb_vmas {
        struct list_head vmas;
        int and;
@@ -187,7 +190,28 @@ static struct i915_vma *eb_get_vma(struct eb_vmas *eb, unsigned long handle)
        }
 }
 
-static void eb_destroy(struct eb_vmas *eb) {
+static void
+i915_gem_execbuffer_unreserve_vma(struct i915_vma *vma)
+{
+       struct drm_i915_gem_exec_object2 *entry;
+       struct drm_i915_gem_object *obj = vma->obj;
+
+       if (!drm_mm_node_allocated(&vma->node))
+               return;
+
+       entry = vma->exec_entry;
+
+       if (entry->flags & __EXEC_OBJECT_HAS_FENCE)
+               i915_gem_object_unpin_fence(obj);
+
+       if (entry->flags & __EXEC_OBJECT_HAS_PIN)
+               i915_gem_object_unpin(obj);
+
+       entry->flags &= ~(__EXEC_OBJECT_HAS_FENCE | __EXEC_OBJECT_HAS_PIN);
+}
+
+static void eb_destroy(struct eb_vmas *eb)
+{
        while (!list_empty(&eb->vmas)) {
                struct i915_vma *vma;
 
@@ -195,6 +219,7 @@ static void eb_destroy(struct eb_vmas *eb) {
                                       struct i915_vma,
                                       exec_list);
                list_del_init(&vma->exec_list);
+               i915_gem_execbuffer_unreserve_vma(vma);
                drm_gem_object_unreference(&vma->obj->base);
        }
        kfree(eb);
@@ -477,9 +502,6 @@ i915_gem_execbuffer_relocate(struct eb_vmas *eb)
        return ret;
 }
 
-#define  __EXEC_OBJECT_HAS_PIN (1<<31)
-#define  __EXEC_OBJECT_HAS_FENCE (1<<30)
-
 static int
 need_reloc_mappable(struct i915_vma *vma)
 {
@@ -551,26 +573,6 @@ i915_gem_execbuffer_reserve_vma(struct i915_vma *vma,
        return 0;
 }
 
-static void
-i915_gem_execbuffer_unreserve_vma(struct i915_vma *vma)
-{
-       struct drm_i915_gem_exec_object2 *entry;
-       struct drm_i915_gem_object *obj = vma->obj;
-
-       if (!drm_mm_node_allocated(&vma->node))
-               return;
-
-       entry = vma->exec_entry;
-
-       if (entry->flags & __EXEC_OBJECT_HAS_FENCE)
-               i915_gem_object_unpin_fence(obj);
-
-       if (entry->flags & __EXEC_OBJECT_HAS_PIN)
-               i915_gem_object_unpin(obj);
-
-       entry->flags &= ~(__EXEC_OBJECT_HAS_FENCE | __EXEC_OBJECT_HAS_PIN);
-}
-
 static int
 i915_gem_execbuffer_reserve(struct intel_ring_buffer *ring,
                            struct list_head *vmas,
@@ -669,13 +671,14 @@ i915_gem_execbuffer_reserve(struct intel_ring_buffer *ring,
                                goto err;
                }
 
-err:           /* Decrement pin count for bound objects */
-               list_for_each_entry(vma, vmas, exec_list)
-                       i915_gem_execbuffer_unreserve_vma(vma);
-
+err:
                if (ret != -ENOSPC || retry++)
                        return ret;
 
+               /* Decrement pin count for bound objects */
+               list_for_each_entry(vma, vmas, exec_list)
+                       i915_gem_execbuffer_unreserve_vma(vma);
+
                ret = i915_gem_evict_vm(vm, true);
                if (ret)
                        return ret;
@@ -707,6 +710,7 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev,
        while (!list_empty(&eb->vmas)) {
                vma = list_first_entry(&eb->vmas, struct i915_vma, exec_list);
                list_del_init(&vma->exec_list);
+               i915_gem_execbuffer_unreserve_vma(vma);
                drm_gem_object_unreference(&vma->obj->base);
        }