[RFC PATCH 2/6] drm/hdlcd: use helper for arming crtc completion event

[Andrzej Hajda <a.hajda@xxxxxxxxxxx>]

Replace custom code with core helper.

Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
---
 drivers/gpu/drm/arm/hdlcd_crtc.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/arm/hdlcd_crtc.c b/drivers/gpu/drm/arm/hdlcd_crtc.c
index 48019ae..a17ddb5 100644
--- a/drivers/gpu/drm/arm/hdlcd_crtc.c
+++ b/drivers/gpu/drm/arm/hdlcd_crtc.c
@@ -182,18 +182,7 @@ static int hdlcd_crtc_atomic_check(struct drm_crtc *crtc,
 static void hdlcd_crtc_atomic_begin(struct drm_crtc *crtc,
 				    struct drm_crtc_state *state)
 {
-	struct drm_pending_vblank_event *event = crtc->state->event;
-
-	if (event) {
-		crtc->state->event = NULL;
-
-		spin_lock_irq(&crtc->dev->event_lock);
-		if (drm_crtc_vblank_get(crtc) == 0)
-			drm_crtc_arm_vblank_event(crtc, event);
-		else
-			drm_crtc_send_vblank_event(crtc, event);
-		spin_unlock_irq(&crtc->dev->event_lock);
-	}
+	drm_crtc_arm_completion_event(crtc);
 }
 
 static const struct drm_crtc_helper_funcs hdlcd_crtc_helper_funcs = {
-- 
2.7.4

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