drm/i915: Fix 'suspedn' typo

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 51149fb..5cc57f2 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -989,7 +989,7 @@
 	struct drm_device *drm_dev = dev_to_i915(dev)->dev;
 
 	/*
-	 * We have a suspedn ordering issue with the snd-hda driver also
+	 * We have a suspend ordering issue with the snd-hda driver also
 	 * requiring our device to be power up. Due to the lack of a
 	 * parent/child relationship we currently solve this with an late
 	 * suspend hook.