drm/i915: s/cacheing/caching/

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index af5ceb4..4f2831a 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1301,10 +1301,10 @@
 			 struct drm_file *file_priv);
 int i915_gem_busy_ioctl(struct drm_device *dev, void *data,
 			struct drm_file *file_priv);
-int i915_gem_get_cacheing_ioctl(struct drm_device *dev, void *data,
-				struct drm_file *file);
-int i915_gem_set_cacheing_ioctl(struct drm_device *dev, void *data,
-				struct drm_file *file);
+int i915_gem_get_caching_ioctl(struct drm_device *dev, void *data,
+			       struct drm_file *file);
+int i915_gem_set_caching_ioctl(struct drm_device *dev, void *data,
+			       struct drm_file *file);
 int i915_gem_throttle_ioctl(struct drm_device *dev, void *data,
 			    struct drm_file *file_priv);
 int i915_gem_madvise_ioctl(struct drm_device *dev, void *data,