1// SPDX-License-Identifier: MIT
2/*
3 * Copyright 2022 Advanced Micro Devices, Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * Authors: AMD
24 *
25 */
26
27#ifndef __AMDGPU_DM_PLANE_H__
28#define __AMDGPU_DM_PLANE_H__
29
30#include "dc.h"
31
32void amdgpu_dm_plane_handle_cursor_update(struct drm_plane *plane,
33 struct drm_plane_state *old_plane_state);
34
35int amdgpu_dm_plane_fill_dc_scaling_info(struct amdgpu_device *adev,
36 const struct drm_plane_state *state,
37 struct dc_scaling_info *scaling_info);
38
39int amdgpu_dm_plane_helper_check_state(struct drm_plane_state *state,
40 struct drm_crtc_state *new_crtc_state);
41
42int amdgpu_dm_plane_fill_plane_buffer_attributes(struct amdgpu_device *adev,
43 const struct amdgpu_framebuffer *afb,
44 const enum surface_pixel_format format,
45 const enum dc_rotation_angle rotation,
46 const uint64_t tiling_flags,
47 union dc_tiling_info *tiling_info,
48 struct plane_size *plane_size,
49 struct dc_plane_dcc_param *dcc,
50 struct dc_plane_address *address,
51 bool tmz_surface,
52 bool force_disable_dcc);
53
54int amdgpu_dm_plane_init(struct amdgpu_display_manager *dm,
55 struct drm_plane *plane,
56 unsigned long possible_crtcs,
57 const struct dc_plane_cap *plane_cap);
58
59const struct drm_format_info *amdgpu_dm_plane_get_format_info(const struct drm_mode_fb_cmd2 *cmd);
60
61void amdgpu_dm_plane_fill_blending_from_plane_state(const struct drm_plane_state *plane_state,
62 bool *per_pixel_alpha, bool *pre_multiplied_alpha,
63 bool *global_alpha, int *global_alpha_value);
64
65bool amdgpu_dm_plane_is_video_format(uint32_t format);
66#endif
67

source code of linux/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.h