drivers/gpu/drm/sun4i/sun8i_vi_layer.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Copyright (C) Jernej Skrabec <jernej.skrabec@siol.net>
   4  */
   5
   6 #ifndef _SUN8I_VI_LAYER_H_
   7 #define _SUN8I_VI_LAYER_H_
   8
   9 #include <drm/drm_plane.h>
  10
  11 #define SUN8I_MIXER_CHAN_VI_LAYER_ATTR(base, layer) \
  12                 ((base) + 0x30 * (layer) + 0x0)
  13 #define SUN8I_MIXER_CHAN_VI_LAYER_SIZE(base, layer) \
  14                 ((base) + 0x30 * (layer) + 0x4)
  15 #define SUN8I_MIXER_CHAN_VI_LAYER_COORD(base, layer) \
  16                 ((base) + 0x30 * (layer) + 0x8)
  17 #define SUN8I_MIXER_CHAN_VI_LAYER_PITCH(base, layer, plane) \
  18                 ((base) + 0x30 * (layer) + 0xc + 4 * (plane))
  19 #define SUN8I_MIXER_CHAN_VI_LAYER_TOP_LADDR(base, layer, plane) \
  20                 ((base) + 0x30 * (layer) + 0x18 + 4 * (plane))
  21 #define SUN8I_MIXER_CHAN_VI_OVL_SIZE(base) \
  22                 ((base) + 0xe8)
  23 #define SUN8I_MIXER_CHAN_VI_HDS_Y(base) \
  24                 ((base) + 0xf0)
  25 #define SUN8I_MIXER_CHAN_VI_HDS_UV(base) \
  26                 ((base) + 0xf4)
  27 #define SUN8I_MIXER_CHAN_VI_VDS_Y(base) \
  28                 ((base) + 0xf8)
  29 #define SUN8I_MIXER_CHAN_VI_VDS_UV(base) \
  30                 ((base) + 0xfc)
  31
  32 #define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_EN               BIT(0)
  33 /* RGB mode should be set for RGB formats and cleared for YCbCr */
  34 #define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_RGB_MODE         BIT(15)
  35 #define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_FBFMT_OFFSET     8
  36 #define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_FBFMT_MASK       GENMASK(12, 8)
  37 #define SUN50I_MIXER_CHAN_VI_LAYER_ATTR_ALPHA_MASK      GENMASK(31, 24)
  38 #define SUN50I_MIXER_CHAN_VI_LAYER_ATTR_ALPHA(x)        ((x) << 24)
  39
  40 #define SUN8I_MIXER_CHAN_VI_DS_N(x)                     ((x) << 16)
  41 #define SUN8I_MIXER_CHAN_VI_DS_M(x)                     ((x) << 0)
  42
  43 struct sun8i_mixer;
  44
  45 struct sun8i_vi_layer {
  46         struct drm_plane        plane;
  47         struct sun8i_mixer      *mixer;
  48         int                     channel;
  49         int                     overlay;
  50 };
  51
  52 static inline struct sun8i_vi_layer *
  53 plane_to_sun8i_vi_layer(struct drm_plane *plane)
  54 {
  55         return container_of(plane, struct sun8i_vi_layer, plane);
  56 }
  57
  58 struct sun8i_vi_layer *sun8i_vi_layer_init_one(struct drm_device *drm,
  59                                                struct sun8i_mixer *mixer,
  60                                                int index);
  61 #endif /* _SUN8I_VI_LAYER_H_ */