]> Git Repo - linux.git/blob - drivers/gpu/drm/amd/display/dc/dc_state_priv.h
Merge tag 'ti-k3-dt-for-v6.11-part2' into ti-k3-dts-next
[linux.git] / drivers / gpu / drm / amd / display / dc / dc_state_priv.h
1 /*
2  * Copyright 2023 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25
26 #ifndef _DC_STATE_PRIV_H_
27 #define _DC_STATE_PRIV_H_
28
29 #include "dc_state.h"
30 #include "dc_stream.h"
31
32 struct dc_stream_state *dc_state_get_stream_from_id(const struct dc_state *state, unsigned int id);
33
34 /* Get the type of the provided resource (none, phantom, main) based on the provided
35  * context. If the context is unavailable, determine only if phantom or not.
36  */
37 enum mall_stream_type dc_state_get_pipe_subvp_type(const struct dc_state *state,
38                 const struct pipe_ctx *pipe_ctx);
39 enum mall_stream_type dc_state_get_stream_subvp_type(const struct dc_state *state,
40                 const struct dc_stream_state *stream);
41
42 /* Gets the phantom stream if main is provided, gets the main if phantom is provided.*/
43 struct dc_stream_state *dc_state_get_paired_subvp_stream(const struct dc_state *state,
44                 const struct dc_stream_state *stream);
45
46 /* allocate's phantom stream or plane and returns pointer to the object */
47 struct dc_stream_state *dc_state_create_phantom_stream(const struct dc *dc,
48                 struct dc_state *state,
49                 struct dc_stream_state *main_stream);
50 struct dc_plane_state *dc_state_create_phantom_plane(const struct dc *dc,
51                 struct dc_state *state,
52                 struct dc_plane_state *main_plane);
53
54 /* deallocate's phantom stream or plane */
55 void dc_state_release_phantom_stream(const struct dc *dc,
56                 struct dc_state *state,
57                 struct dc_stream_state *phantom_stream);
58 void dc_state_release_phantom_plane(const struct dc *dc,
59                 struct dc_state *state,
60                 struct dc_plane_state *phantom_plane);
61
62 /* add/remove phantom stream to context and generate subvp meta data */
63 enum dc_status dc_state_add_phantom_stream(const struct dc *dc,
64                 struct dc_state *state,
65                 struct dc_stream_state *phantom_stream,
66                 struct dc_stream_state *main_stream);
67 enum dc_status dc_state_remove_phantom_stream(const struct dc *dc,
68                 struct dc_state *state,
69                 struct dc_stream_state *phantom_stream);
70
71 bool dc_state_add_phantom_plane(
72                 const struct dc *dc,
73                 struct dc_stream_state *phantom_stream,
74                 struct dc_plane_state *phantom_plane,
75                 struct dc_state *state);
76
77 bool dc_state_remove_phantom_plane(
78                 const struct dc *dc,
79                 struct dc_stream_state *phantom_stream,
80                 struct dc_plane_state *phantom_plane,
81                 struct dc_state *state);
82
83 bool dc_state_rem_all_phantom_planes_for_stream(
84                 const struct dc *dc,
85                 struct dc_stream_state *phantom_stream,
86                 struct dc_state *state,
87                 bool should_release_planes);
88
89 bool dc_state_add_all_phantom_planes_for_stream(
90                 const struct dc *dc,
91                 struct dc_stream_state *phantom_stream,
92                 struct dc_plane_state * const *phantom_planes,
93                 int plane_count,
94                 struct dc_state *state);
95
96 bool dc_state_remove_phantom_streams_and_planes(
97                 const struct dc *dc,
98                 struct dc_state *state);
99
100 void dc_state_release_phantom_streams_and_planes(
101                 const struct dc *dc,
102                 struct dc_state *state);
103
104 bool dc_state_is_fams2_in_use(
105                 const struct dc *dc,
106                 const struct dc_state *state);
107
108 #endif /* _DC_STATE_PRIV_H_ */
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