[Intel-gfx] [PATCH 1/2] drm/i915: reform i915_gem_verify_gtt() function

Xiong Zhang xiong.y.zhang at intel.com
Fri Jul 5 12:53:01 CEST 2013


dev_priv->mm.gtt_list has been removed. All the gtt are tracked in
dev_pirv->mm.bound_list and dev_priv->mm.unbound_list

Signed-off-by: Xiong Zhang <xiong.y.zhang at intel.com>
---
 drivers/gpu/drm/i915/i915_gem.c |   63 ++++++++++++++++++++++++---------------
 1 file changed, 39 insertions(+), 24 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 3ea54c8..44d890b 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3028,6 +3028,40 @@ static bool i915_gem_valid_gtt_space(struct drm_device *dev,
 	return true;
 }
 
+#if WATCH_GIT
+static bool
+i915_gem_object_valid_gtt(struct drm_i915_gem_object *obj)
+{
+	bool gtt_ok = true;
+
+	if (obj->gtt_space == NULL) {
+		printk(KERN_ERR "object found on GTT list with no space reserved\n");
+		gtt_ok = false;
+	}
+
+	if (obj->cache_level != obj->gtt_space->color) {
+		printk(KERN_ERR "object reserved space [%08lx, %08lx] with wrong color, cache_level=%x, color=%lx\n",
+			    obj->gtt_space->start,
+			    obj->gtt_space->start + obj->gtt_space->size,
+			    obj->cache_level,
+			    obj->gtt_space->color);
+		gtt_ok = false;
+	}
+
+	if (!i915_gem_valid_gtt_space(dev,
+					    obj->gtt_space,
+					    obj->cache_level)) {
+		printk(KERN_ERR "invalid GTT space found at [%08lx, %08lx] - color=%x\n",
+			    obj->gtt_space->start,
+			    obj->gtt_space->start + obj->gtt_space->size,
+			    obj->cache_level);
+		gtt_ok = false
+	}
+
+	return gtt_ok;
+}
+#endif
+
 static void i915_gem_verify_gtt(struct drm_device *dev)
 {
 #if WATCH_GTT
@@ -3035,33 +3069,14 @@ static void i915_gem_verify_gtt(struct drm_device *dev)
 	struct drm_i915_gem_object *obj;
 	int err = 0;
 
-	list_for_each_entry(obj, &dev_priv->mm.gtt_list, global_list) {
-		if (obj->gtt_space == NULL) {
-			printk(KERN_ERR "object found on GTT list with no space reserved\n");
-			err++;
-			continue;
-		}
-
-		if (obj->cache_level != obj->gtt_space->color) {
-			printk(KERN_ERR "object reserved space [%08lx, %08lx] with wrong color, cache_level=%x, color=%lx\n",
-			       i915_gem_obj_ggtt_offset(obj),
-			       i915_gem_obj_ggtt_offset(obj) + i915_gem_obj_ggtt_size(obj),
-			       obj->cache_level,
-			       obj->gtt_space->color);
+	list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) {
+		if (!i915_gem_object_valid_gtt(obj))
 			err++;
-			continue;
-		}
+	}
 
-		if (!i915_gem_valid_gtt_space(dev,
-					      obj->gtt_space,
-					      obj->cache_level)) {
-			printk(KERN_ERR "invalid GTT space found at [%08lx, %08lx] - color=%x\n",
-			       i915_gem_obj_ggtt_offset(obj),
-			       i915_gem_obj_ggtt_offset(obj) + i915_gem_obj_ggtt_size(obj),
-			       obj->cache_level);
+	list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_list) {
+		if (!i915_gem_object_valid_gtt(obj))
 			err++;
-			continue;
-		}
 	}
 
 	WARN_ON(err);
-- 
1.7.9.5




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