LXR linux/drivers/gpu/drm/sun4i/sun8i_vi

   1/*
   2 * Copyright (C) Jernej Skrabec <jernej.skrabec@siol.net>
   3 *
   4 * This program is free software; you can redistribute it and/or
   5 * modify it under the terms of the GNU General Public License as
   6 * published by the Free Software Foundation; either version 2 of
   7 * the License, or (at your option) any later version.
   8 */
   9
  10#ifndef _SUN8I_VI_LAYER_H_
  11#define _SUN8I_VI_LAYER_H_
  12
  13#include <drm/drm_plane.h>
  14
  15#define SUN8I_MIXER_CHAN_VI_LAYER_ATTR(base, layer) \
  16                ((base) + 0x30 * (layer) + 0x0)
  17#define SUN8I_MIXER_CHAN_VI_LAYER_SIZE(base, layer) \
  18                ((base) + 0x30 * (layer) + 0x4)
  19#define SUN8I_MIXER_CHAN_VI_LAYER_COORD(base, layer) \
  20                ((base) + 0x30 * (layer) + 0x8)
  21#define SUN8I_MIXER_CHAN_VI_LAYER_PITCH(base, layer, plane) \
  22                ((base) + 0x30 * (layer) + 0xc + 4 * (plane))
  23#define SUN8I_MIXER_CHAN_VI_LAYER_TOP_LADDR(base, layer, plane) \
  24                ((base) + 0x30 * (layer) + 0x18 + 4 * (plane))
  25#define SUN8I_MIXER_CHAN_VI_OVL_SIZE(base) \
  26                ((base) + 0xe8)
  27
  28#define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_EN               BIT(0)
  29/* RGB mode should be set for RGB formats and cleared for YCbCr */
  30#define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_RGB_MODE         BIT(15)
  31#define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_FBFMT_OFFSET     8
  32#define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_FBFMT_MASK       GENMASK(12, 8)
  33#define SUN50I_MIXER_CHAN_VI_LAYER_ATTR_ALPHA_MASK      GENMASK(31, 24)
  34#define SUN50I_MIXER_CHAN_VI_LAYER_ATTR_ALPHA(x)        ((x) << 24)
  35
  36struct sun8i_mixer;
  37
  38struct sun8i_vi_layer {
  39        struct drm_plane        plane;
  40        struct sun8i_mixer      *mixer;
  41        int                     channel;
  42        int                     overlay;
  43};
  44
  45static inline struct sun8i_vi_layer *
  46plane_to_sun8i_vi_layer(struct drm_plane *plane)
  47{
  48        return container_of(plane, struct sun8i_vi_layer, plane);
  49}
  50
  51struct sun8i_vi_layer *sun8i_vi_layer_init_one(struct drm_device *drm,
  52                                               struct sun8i_mixer *mixer,
  53                                               int index);
  54#endif /* _SUN8I_VI_LAYER_H_ */
  55