drm/msm: use drm_crtc_send_vblank_event()

Replace the legacy drm_send_vblank_event() with the new helper function.
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Reviewed-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1460656118-16766-5-git-send-email-gustavo@padovan.org

drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c

@@ -121,7 +121,7 @@ static void complete_flip(struct drm_crtc *crtc, struct drm_file *file)
 		if (!file || (event->base.file_priv == file)) {
 			mdp4_crtc->event = NULL;
 			DBG("%s: send event: %p", mdp4_crtc->name, event);
-			drm_send_vblank_event(dev, mdp4_crtc->id, event);
+			drm_crtc_send_vblank_event(crtc, event);
 		}
 	}
 	spin_unlock_irqrestore(&dev->event_lock, flags);

drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c

@@ -149,7 +149,7 @@ static void complete_flip(struct drm_crtc *crtc, struct drm_file *file)
 		if (!file || (event->base.file_priv == file)) {
 			mdp5_crtc->event = NULL;
 			DBG("%s: send event: %p", mdp5_crtc->name, event);
-			drm_send_vblank_event(dev, mdp5_crtc->id, event);
+			drm_crtc_send_vblank_event(crtc, event);
 		}
 	}
 	spin_unlock_irqrestore(&dev->event_lock, flags);