| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 NVIDIA CORPORATION. All rights reserved. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. |
| 7 | */ |
| 8 | |
| 9 | #ifndef TEGRA_PLANE_H |
| 10 | #define TEGRA_PLANE_H 1 |
| 11 | |
| 12 | #include <drm/drm_plane.h> |
| 13 | |
| 14 | struct tegra_bo; |
| 15 | struct tegra_dc; |
| 16 | |
| 17 | struct tegra_plane { |
| 18 | struct drm_plane base; |
| 19 | struct tegra_dc *dc; |
| 20 | unsigned int offset; |
| 21 | unsigned int index; |
| 22 | }; |
| 23 | |
| 24 | struct tegra_cursor { |
| 25 | struct tegra_plane base; |
| 26 | |
| 27 | struct tegra_bo *bo; |
| 28 | unsigned int width; |
| 29 | unsigned int height; |
| 30 | }; |
| 31 | |
| 32 | static inline struct tegra_plane *to_tegra_plane(struct drm_plane *plane) |
| 33 | { |
| 34 | return container_of(plane, struct tegra_plane, base); |
| 35 | } |
| 36 | |
| 37 | struct tegra_plane_legacy_blending_state { |
| 38 | bool alpha; |
| 39 | bool top; |
| 40 | }; |
| 41 | |
| 42 | struct tegra_plane_state { |
| 43 | struct drm_plane_state base; |
| 44 | |
| 45 | struct tegra_bo_tiling tiling; |
| 46 | u32 format; |
| 47 | u32 swap; |
| 48 | |
| 49 | bool bottom_up; |
| 50 | |
| 51 | /* used for legacy blending support only */ |
| 52 | struct tegra_plane_legacy_blending_state blending[2]; |
| 53 | bool opaque; |
| 54 | }; |
| 55 | |
| 56 | static inline struct tegra_plane_state * |
| 57 | to_tegra_plane_state(struct drm_plane_state *state) |
| 58 | { |
| 59 | if (state) |
| 60 | return container_of(state, struct tegra_plane_state, base); |
| 61 | |
| 62 | return NULL; |
| 63 | } |
| 64 | |
| 65 | extern const struct drm_plane_funcs tegra_plane_funcs; |
| 66 | |
| 67 | int tegra_plane_state_add(struct tegra_plane *plane, |
| 68 | struct drm_plane_state *state); |
| 69 | |
| 70 | int tegra_plane_format(u32 fourcc, u32 *format, u32 *swap); |
| 71 | bool tegra_plane_format_is_yuv(unsigned int format, bool *planar); |
| 72 | int tegra_plane_setup_legacy_state(struct tegra_plane *tegra, |
| 73 | struct tegra_plane_state *state); |
| 74 | |
| 75 | #endif /* TEGRA_PLANE_H */ |