drm/tegra: Stop cancelling page flip events

The core takes care of that now.

v2: Fixup misplaced hunk.

Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Terje Bergström <tbergstrom@nvidia.com>
Acked-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1453756616-28942-12-git-send-email-daniel.vetter@ffwll.ch

3 files changed, 0 insertions, 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,