drivers/gpu/drm/sun4i/sun4i_layer.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Copyright (C) 2015 Free Electrons
   4  * Copyright (C) 2015 NextThing Co
   5  *
   6  * Maxime Ripard <maxime.ripard@free-electrons.com>
   7  */
   8
   9 #ifndef _SUN4I_LAYER_H_
  10 #define _SUN4I_LAYER_H_
  11
  12 struct sunxi_engine;
  13
  14 struct sun4i_layer {
  15         struct drm_plane        plane;
  16         struct sun4i_drv        *drv;
  17         struct sun4i_backend    *backend;
  18         int                     id;
  19 };
  20
  21 struct sun4i_layer_state {
  22         struct drm_plane_state  state;
  23         unsigned int            pipe;
  24         bool                    uses_frontend;
  25 };
  26
  27 static inline struct sun4i_layer *
  28 plane_to_sun4i_layer(struct drm_plane *plane)
  29 {
  30         return container_of(plane, struct sun4i_layer, plane);
  31 }
  32
  33 static inline struct sun4i_layer_state *
  34 state_to_sun4i_layer_state(struct drm_plane_state *state)
  35 {
  36         return container_of(state, struct sun4i_layer_state, state);
  37 }
  38
  39 struct drm_plane **sun4i_layers_init(struct drm_device *drm,
  40                                      struct sunxi_engine *engine);
  41
  42 #endif /* _SUN4I_LAYER_H_ */