drm/i915: s/i915_gtt_color_adjust/i915_ggtt_color_adjust

Make it clear that the color adjust callback applies to the ggtt.
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190909124052.22900-2-matthew.auld@intel.com

drivers/gpu/drm/i915/i915_gem_gtt.c

@@ -2547,7 +2547,7 @@ static int ggtt_set_pages(struct i915_vma *vma)
 	return 0;
 }
 
-static void i915_gtt_color_adjust(const struct drm_mm_node *node,
+static void i915_ggtt_color_adjust(const struct drm_mm_node *node,
 				   unsigned long color,
 				   u64 *start,
 				   u64 *end)
@@ -3206,7 +3206,7 @@ static int ggtt_init_hw(struct i915_ggtt *ggtt)
 	ggtt->vm.has_read_only = IS_VALLEYVIEW(i915);
 
 	if (!HAS_LLC(i915) && !HAS_PPGTT(i915))
-		ggtt->vm.mm.color_adjust = i915_gtt_color_adjust;
+		ggtt->vm.mm.color_adjust = i915_ggtt_color_adjust;
 
 	if (!io_mapping_init_wc(&ggtt->iomap,
 				ggtt->gmadr.start,

drivers/gpu/drm/i915/selftests/i915_gem_evict.c

@@ -276,7 +276,7 @@ static int igt_evict_for_cache_color(void *arg)
 
 	/* Currently the use of color_adjust is limited to cache domains within
 	 * the ggtt, and so the presence of mm.color_adjust is assumed to be
-	 * i915_gtt_color_adjust throughout our driver, so using a mock color
+	 * i915_ggtt_color_adjust throughout our driver, so using a mock color
 	 * adjust will work just fine for our purposes.
 	 */
 	ggtt->vm.mm.color_adjust = mock_color_adjust;