[intel-gem] add gtt and pin counts to /proc/dri/*/gem_objects

Not quite portable, but these are useful for intel. Some more general
mechanism could be done...

1 files changed, 19 insertions, 7 deletions

diff --git a/linux-core/i915_gem.c b/linux-core/i915_gem.c
index 210ae9d9..cb5d663e 100644
--- a/linux-core/i915_gem.c
+++ b/linux-core/i915_gem.c
@@ -677,6 +677,7 @@ i915_gem_object_wait_rendering(struct drm_gem_object *obj)
 static int
 i915_gem_object_unbind(struct drm_gem_object *obj)
 {
+	struct drm_device *dev = obj->dev;
 	struct drm_i915_gem_object *obj_priv = obj->driver_private;
 	int ret = 0;
 
@@ -706,6 +707,9 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
 
 	i915_gem_object_free_page_list(obj);
 
+	atomic_dec(&dev->gtt_count);
+	atomic_sub(obj->size, &dev->gtt_memory);
+
 	drm_memrange_put_block(obj_priv->gtt_space);
 	obj_priv->gtt_space = NULL;
 
@@ -995,6 +999,8 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
 		obj_priv->gtt_space = NULL;
 		return -ENOMEM;
 	}
+	atomic_inc(&dev->gtt_count);
+	atomic_add(obj->size, &dev->gtt_memory);
 
 	/* Assert that the object is not currently in any GPU domain. As it
 	 * wasn't in the GTT, there shouldn't be any way it could have been in
@@ -1764,6 +1770,7 @@ pre_mutex_err:
 int
 i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
 {
+	struct drm_device *dev = obj->dev;
 	struct drm_i915_gem_object *obj_priv = obj->driver_private;
 	int ret;
 
@@ -1779,10 +1786,12 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
 	/* If the object is not active and not pending a flush,
 	 * remove it from the inactive list
 	 */
-	if (obj_priv->pin_count == 1 &&
-	    !obj_priv->active &&
-	    obj->write_domain == 0)
-		list_del_init(&obj_priv->list);
+	if (obj_priv->pin_count == 1) {
+		atomic_inc(&dev->pin_count);
+		atomic_add(obj->size, &dev->pin_memory);
+		if (!obj_priv->active && obj->write_domain == 0)
+			list_del_init(&obj_priv->list);
+	}
 
 	return 0;
 }
@@ -1802,9 +1811,12 @@ i915_gem_object_unpin(struct drm_gem_object *obj)
 	 * neither active nor being flushed, then stick it on
 	 * the inactive list
 	 */
-	if (obj_priv->pin_count == 0 && 
-	    !obj_priv->active && obj->write_domain == 0)
-		list_move_tail(&obj_priv->list, &dev_priv->mm.inactive_list);
+	if (obj_priv->pin_count == 0) {
+		if (!obj_priv->active && obj->write_domain == 0)
+			list_move_tail(&obj_priv->list, &dev_priv->mm.inactive_list);
+		atomic_dec(&dev->pin_count);
+		atomic_sub(obj->size, &dev->pin_memory);
+	}
 }
 
 int