[PATCH 17/21] drm/shmob: Nuke preclose hook

[Daniel Vetter]

Again since the drm core takes care of event unlinking/disarming this
is now just needless code.

Cc: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
---
 drivers/gpu/drm/shmobile/shmob_drm_crtc.c | 20 --------------------
 drivers/gpu/drm/shmobile/shmob_drm_drv.c  |  8 --------
 2 files changed, 28 deletions(-)

diff --git a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
index b80802f55143..de7959a60774 100644
--- a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
+++ b/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
@@ -438,26 +438,6 @@ static const struct drm_crtc_helper_funcs crtc_helper_funcs = {
 	.mode_set_base = shmob_drm_crtc_mode_set_base,
 };
 
-void shmob_drm_crtc_cancel_page_flip(struct shmob_drm_crtc *scrtc,
-				     struct drm_file *file)
-{
-	struct drm_pending_vblank_event *event;
-	struct drm_device *dev = scrtc->crtc.dev;
-	unsigned long flags;
-
-	/* Destroy the pending vertical blanking event associated with the
-	 * pending page flip, if any, and disable vertical blanking interrupts.
-	 */
-	spin_lock_irqsave(&dev->event_lock, flags);
-	event = scrtc->event;
-	if (event && event->base.file_priv == file) {
-		scrtc->event = NULL;
-		event->base.destroy(&event->base);
-		drm_vblank_put(dev, 0);
-	}
-	spin_unlock_irqrestore(&dev->event_lock, flags);
-}
-
 void shmob_drm_crtc_finish_page_flip(struct shmob_drm_crtc *scrtc)
 {
 	struct drm_pending_vblank_event *event;
diff --git a/drivers/gpu/drm/shmobile/shmob_drm_drv.c b/drivers/gpu/drm/shmobile/shmob_drm_drv.c
index 04e66e3751b4..7700ff172079 100644
--- a/drivers/gpu/drm/shmobile/shmob_drm_drv.c
+++ b/drivers/gpu/drm/shmobile/shmob_drm_drv.c
@@ -200,13 +200,6 @@ done:
 	return ret;
 }
 
-static void shmob_drm_preclose(struct drm_device *dev, struct drm_file *file)
-{
-	struct shmob_drm_device *sdev = dev->dev_private;
-
-	shmob_drm_crtc_cancel_page_flip(&sdev->crtc, file);
-}
-
 static irqreturn_t shmob_drm_irq(int irq, void *arg)
 {
 	struct drm_device *dev = arg;
@@ -266,7 +259,6 @@ static struct drm_driver shmob_drm_driver = {
 				| DRIVER_PRIME,
 	.load			= shmob_drm_load,
 	.unload			= shmob_drm_unload,
-	.preclose		= shmob_drm_preclose,
 	.set_busid		= drm_platform_set_busid,
 	.irq_handler		= shmob_drm_irq,
 	.get_vblank_counter	= drm_vblank_no_hw_counter,
-- 
2.6.4