drivers/gpu/drm/sun4i/sun8i_ui_layer.h

   1 /*
   2  * Copyright (C) Icenowy Zheng <icenowy@aosc.io>
   3  *
   4  * Based on sun4i_layer.h, which is:
   5  *   Copyright (C) 2015 Free Electrons
   6  *   Copyright (C) 2015 NextThing Co
   7  *
   8  *   Maxime Ripard <maxime.ripard@free-electrons.com>
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License as
  12  * published by the Free Software Foundation; either version 2 of
  13  * the License, or (at your option) any later version.
  14  */
  15
  16 #ifndef _SUN8I_UI_LAYER_H_
  17 #define _SUN8I_UI_LAYER_H_
  18
  19 #include <drm/drm_plane.h>
  20
  21 #define SUN8I_MIXER_CHAN_UI_LAYER_ATTR(ch, layer) \
  22                         (0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x0)
  23 #define SUN8I_MIXER_CHAN_UI_LAYER_SIZE(ch, layer) \
  24                         (0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x4)
  25 #define SUN8I_MIXER_CHAN_UI_LAYER_COORD(ch, layer) \
  26                         (0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x8)
  27 #define SUN8I_MIXER_CHAN_UI_LAYER_PITCH(ch, layer) \
  28                         (0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0xc)
  29 #define SUN8I_MIXER_CHAN_UI_LAYER_TOP_LADDR(ch, layer) \
  30                         (0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x10)
  31 #define SUN8I_MIXER_CHAN_UI_LAYER_BOT_LADDR(ch, layer) \
  32                         (0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x14)
  33 #define SUN8I_MIXER_CHAN_UI_LAYER_FCOLOR(ch, layer) \
  34                         (0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x18)
  35 #define SUN8I_MIXER_CHAN_UI_TOP_HADDR(ch)       (0x2000 + 0x1000 * (ch) + 0x80)
  36 #define SUN8I_MIXER_CHAN_UI_BOT_HADDR(ch)       (0x2000 + 0x1000 * (ch) + 0x84)
  37 #define SUN8I_MIXER_CHAN_UI_OVL_SIZE(ch)        (0x2000 + 0x1000 * (ch) + 0x88)
  38
  39 #define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_EN               BIT(0)
  40 #define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_MASK  GENMASK(2, 1)
  41 #define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_MASK       GENMASK(12, 8)
  42 #define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_OFFSET     8
  43 #define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MASK       GENMASK(31, 24)
  44
  45 struct sun8i_mixer;
  46
  47 struct sun8i_ui_layer {
  48         struct drm_plane        plane;
  49         struct sun8i_mixer      *mixer;
  50         int                     channel;
  51         int                     overlay;
  52 };
  53
  54 static inline struct sun8i_ui_layer *
  55 plane_to_sun8i_ui_layer(struct drm_plane *plane)
  56 {
  57         return container_of(plane, struct sun8i_ui_layer, plane);
  58 }
  59
  60 struct sun8i_ui_layer *sun8i_ui_layer_init_one(struct drm_device *drm,
  61                                                struct sun8i_mixer *mixer,
  62                                                int index);
  63 #endif /* _SUN8I_UI_LAYER_H_ */