treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
[muen/linux.git] / 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_ */