drm/shmob: Nuke preclose hook

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

v2: Fixup misplaced hunk.

Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com> (v1)
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1453756616-28942-11-git-send-email-daniel.vetter@ffwll.ch

3 files changed, 0 insertions, 30 deletions

diff --git a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
index db0763794edc..27342fd76e90 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_crtc.h b/drivers/gpu/drm/shmobile/shmob_drm_crtc.h
index eddad6dcc88a..38ed4ff8aaf2 100644
--- a/drivers/gpu/drm/shmobile/shmob_drm_crtc.h
+++ b/drivers/gpu/drm/shmobile/shmob_drm_crtc.h
@@ -47,8 +47,6 @@ struct shmob_drm_connector {
 
 int shmob_drm_crtc_create(struct shmob_drm_device *sdev);
 void shmob_drm_crtc_enable_vblank(struct shmob_drm_device *sdev, bool enable);
-void shmob_drm_crtc_cancel_page_flip(struct shmob_drm_crtc *scrtc,
-                                     struct drm_file *file);
 void shmob_drm_crtc_finish_page_flip(struct shmob_drm_crtc *scrtc);
 void shmob_drm_crtc_suspend(struct shmob_drm_crtc *scrtc);
 void shmob_drm_crtc_resume(struct shmob_drm_crtc *scrtc);
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,