[PATCH 12/15] drm/tegra: Stop cancelling page flip events

[Daniel Vetter]

The core takes care of that now.

v2: Fixup misplaced hunk.

Cc: Thierry Reding <thierry.reding at gmail.com>
Cc: Terje Bergström <tbergstrom at nvidia.com>
Acked-by: Daniel Stone <daniels at collabora.com>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1452548477-15905-20-git-send-email-daniel.vetter@ffwll.ch
Acked-by: Thierry Reding <treding at nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
---
 drivers/gpu/drm/tegra/dc.c  | 17 -----------------
 drivers/gpu/drm/tegra/drm.c |  3 ---
 drivers/gpu/drm/tegra/drm.h |  1 -
 3 files changed, 21 deletions(-)

diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index dde6f208c347..fb2b4b0271a2 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -988,23 +988,6 @@ static void tegra_dc_finish_page_flip(struct tegra_dc *dc)
 	spin_unlock_irqrestore(&drm->event_lock, flags);
 }
 
-void tegra_dc_cancel_page_flip(struct drm_crtc *crtc, struct drm_file *file)
-{
-	struct tegra_dc *dc = to_tegra_dc(crtc);
-	struct drm_device *drm = crtc->dev;
-	unsigned long flags;
-
-	spin_lock_irqsave(&drm->event_lock, flags);
-
-	if (dc->event && dc->event->base.file_priv == file) {
-		dc->event->base.destroy(&dc->event->base);
-		drm_crtc_vblank_put(crtc);
-		dc->event = NULL;
-	}
-
-	spin_unlock_irqrestore(&drm->event_lock, flags);
-}
-
 static void tegra_dc_destroy(struct drm_crtc *crtc)
 {
 	drm_crtc_cleanup(crtc);
diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index c5c856a0879d..021d0e1398fb 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -860,9 +860,6 @@ static void tegra_drm_preclose(struct drm_device *drm, struct drm_file *file)
 	struct tegra_drm_context *context, *tmp;
 	struct drm_crtc *crtc;
 
-	list_for_each_entry(crtc, &drm->mode_config.crtc_list, head)
-		tegra_dc_cancel_page_flip(crtc, file);
-
 	list_for_each_entry_safe(context, tmp, &fpriv->contexts, list)
 		tegra_drm_context_free(context);
 
diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h
index c088f2f67eda..8a10f5b7d9dc 100644
--- a/drivers/gpu/drm/tegra/drm.h
+++ b/drivers/gpu/drm/tegra/drm.h
@@ -195,7 +195,6 @@ struct tegra_dc_window {
 u32 tegra_dc_get_vblank_counter(struct tegra_dc *dc);
 void tegra_dc_enable_vblank(struct tegra_dc *dc);
 void tegra_dc_disable_vblank(struct tegra_dc *dc);
-void tegra_dc_cancel_page_flip(struct drm_crtc *crtc, struct drm_file *file);
 void tegra_dc_commit(struct tegra_dc *dc);
 int tegra_dc_state_setup_clock(struct tegra_dc *dc,
 			       struct drm_crtc_state *crtc_state,
-- 
2.7.0.rc3