drm/exynos: remove unused exynos_crtc->win_enable() callback

None of the exynos crtc drivers implements win_enable() so remove it for
better clarity of the code.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index 9afd390..4e8f0b0 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -174,7 +174,6 @@ struct exynos_drm_display {
  *     hardware overlay is updated.
  * @win_mode_set: copy drm overlay info to hw specific overlay info.
  * @win_commit: apply hardware specific overlay data to registers.
- * @win_enable: enable hardware specific overlay.
  * @win_disable: disable hardware specific overlay.
  * @te_handler: trigger to transfer video image at the tearing effect
  *     synchronization signal if there is a page flip request.
@@ -192,7 +191,6 @@ struct exynos_drm_crtc_ops {
        void (*win_mode_set)(struct exynos_drm_crtc *crtc,
                                struct exynos_drm_plane *plane);
        void (*win_commit)(struct exynos_drm_crtc *crtc, int zpos);
-       void (*win_enable)(struct exynos_drm_crtc *crtc, int zpos);
        void (*win_disable)(struct exynos_drm_crtc *crtc, int zpos);
        void (*te_handler)(struct exynos_drm_crtc *crtc);
 };