drm/i915: s/i915_gem_do_init/i915_gem_init_global_gtt

... because this is what it actually doesn now that we have the global
gtt vs. ppgtt split.

Also move it to the other global gtt functions in i915_gem_gtt.c
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/i915_dma.c

@@ -1210,7 +1210,7 @@ static int i915_load_gem_init(struct drm_device *dev)
 		/* For paranoia keep the guard page in between. */
 		gtt_size -= PAGE_SIZE;
 
-		i915_gem_do_init(dev, 0, mappable_size, gtt_size);
+		i915_gem_init_global_gtt(dev, 0, mappable_size, gtt_size);
 
 		ret = i915_gem_init_aliasing_ppgtt(dev);
 		if (ret)
@@ -1226,7 +1226,8 @@ static int i915_load_gem_init(struct drm_device *dev)
 		 * should be enough to keep any prefetching inside of the
 		 * aperture.
 		 */
-		i915_gem_do_init(dev, 0, mappable_size, gtt_size - PAGE_SIZE);
+		i915_gem_init_global_gtt(dev, 0, mappable_size,
+					 gtt_size - PAGE_SIZE);
 	}
 
 	ret = i915_gem_init_hw(dev);

drivers/gpu/drm/i915/i915_drv.h

@@ -1253,10 +1253,6 @@ int __must_check i915_gem_init_hw(struct drm_device *dev);
 void i915_gem_init_swizzling(struct drm_device *dev);
 void i915_gem_init_ppgtt(struct drm_device *dev);
 void i915_gem_cleanup_ringbuffer(struct drm_device *dev);
-void i915_gem_do_init(struct drm_device *dev,
-		      unsigned long start,
-		      unsigned long mappable_end,
-		      unsigned long end);
 int __must_check i915_gpu_idle(struct drm_device *dev, bool do_retire);
 int __must_check i915_gem_idle(struct drm_device *dev);
 int __must_check i915_add_request(struct intel_ring_buffer *ring,
@@ -1305,6 +1301,10 @@ void i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj,
 				enum i915_cache_level cache_level);
 void i915_gem_gtt_unbind_object(struct drm_i915_gem_object *obj);
 void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj);
+void i915_gem_init_global_gtt(struct drm_device *dev,
+			      unsigned long start,
+			      unsigned long mappable_end,
+			      unsigned long end);
 
 /* i915_gem_evict.c */
 int __must_check i915_gem_evict_something(struct drm_device *dev, int min_size,

drivers/gpu/drm/i915/i915_gem.c

@@ -125,25 +125,6 @@ i915_gem_object_is_inactive(struct drm_i915_gem_object *obj)
 	return obj->gtt_space && !obj->active && obj->pin_count == 0;
 }
 
-void i915_gem_do_init(struct drm_device *dev,
-		      unsigned long start,
-		      unsigned long mappable_end,
-		      unsigned long end)
-{
-	drm_i915_private_t *dev_priv = dev->dev_private;
-
-	drm_mm_init(&dev_priv->mm.gtt_space, start, end - start);
-
-	dev_priv->mm.gtt_start = start;
-	dev_priv->mm.gtt_mappable_end = mappable_end;
-	dev_priv->mm.gtt_end = end;
-	dev_priv->mm.gtt_total = end - start;
-	dev_priv->mm.mappable_gtt_total = min(end, mappable_end) - start;
-
-	/* Take over this portion of the GTT */
-	intel_gtt_clear_range(start / PAGE_SIZE, (end-start) / PAGE_SIZE);
-}
-
 int
 i915_gem_init_ioctl(struct drm_device *dev, void *data,
 		    struct drm_file *file)
@@ -155,7 +136,8 @@ i915_gem_init_ioctl(struct drm_device *dev, void *data,
 		return -EINVAL;
 
 	mutex_lock(&dev->struct_mutex);
-	i915_gem_do_init(dev, args->gtt_start, args->gtt_end, args->gtt_end);
+	i915_gem_init_global_gtt(dev, args->gtt_start,
+				 args->gtt_end, args->gtt_end);
 	mutex_unlock(&dev->struct_mutex);
 
 	return 0;

drivers/gpu/drm/i915/i915_gem_gtt.c

@@ -421,3 +421,22 @@ void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj)
 
 	undo_idling(dev_priv, interruptible);
 }
+
+void i915_gem_init_global_gtt(struct drm_device *dev,
+			      unsigned long start,
+			      unsigned long mappable_end,
+			      unsigned long end)
+{
+	drm_i915_private_t *dev_priv = dev->dev_private;
+
+	drm_mm_init(&dev_priv->mm.gtt_space, start, end - start);
+
+	dev_priv->mm.gtt_start = start;
+	dev_priv->mm.gtt_mappable_end = mappable_end;
+	dev_priv->mm.gtt_end = end;
+	dev_priv->mm.gtt_total = end - start;
+	dev_priv->mm.mappable_gtt_total = min(end, mappable_end) - start;
+
+	/* Take over this portion of the GTT */
+	intel_gtt_clear_range(start / PAGE_SIZE, (end-start) / PAGE_SIZE);
+}