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 /* Get the type of the provided resource (none, phantom, main) based on the provided 33 * context. If the context is unavailable, determine only if phantom or not. 34 */ 35 enum mall_stream_type dc_state_get_pipe_subvp_type(const struct dc_state *state, 36 const struct pipe_ctx *pipe_ctx); 37 enum mall_stream_type dc_state_get_stream_subvp_type(const struct dc_state *state, 38 const struct dc_stream_state *stream); 39 40 /* Gets the phantom stream if main is provided, gets the main if phantom is provided.*/ 41 struct dc_stream_state *dc_state_get_paired_subvp_stream(const struct dc_state *state, 42 const struct dc_stream_state *stream); 43 44 /* allocate's phantom stream or plane and returns pointer to the object */ 45 struct dc_stream_state *dc_state_create_phantom_stream(const struct dc *dc, 46 struct dc_state *state, 47 struct dc_stream_state *main_stream); 48 struct dc_plane_state *dc_state_create_phantom_plane(struct dc *dc, 49 struct dc_state *state, 50 struct dc_plane_state *main_plane); 51 52 /* deallocate's phantom stream or plane */ 53 void dc_state_release_phantom_stream(const struct dc *dc, 54 struct dc_state *state, 55 struct dc_stream_state *phantom_stream); 56 void dc_state_release_phantom_plane(const struct dc *dc, 57 struct dc_state *state, 58 struct dc_plane_state *phantom_plane); 59 60 /* add/remove phantom stream to context and generate subvp meta data */ 61 enum dc_status dc_state_add_phantom_stream(struct dc *dc, 62 struct dc_state *state, 63 struct dc_stream_state *phantom_stream, 64 struct dc_stream_state *main_stream); 65 enum dc_status dc_state_remove_phantom_stream(struct dc *dc, 66 struct dc_state *state, 67 struct dc_stream_state *phantom_stream); 68 69 bool dc_state_add_phantom_plane( 70 const struct dc *dc, 71 struct dc_stream_state *phantom_stream, 72 struct dc_plane_state *phantom_plane, 73 struct dc_state *state); 74 75 bool dc_state_remove_phantom_plane( 76 const struct dc *dc, 77 struct dc_stream_state *phantom_stream, 78 struct dc_plane_state *phantom_plane, 79 struct dc_state *state); 80 81 bool dc_state_rem_all_phantom_planes_for_stream( 82 const struct dc *dc, 83 struct dc_stream_state *phantom_stream, 84 struct dc_state *state, 85 bool should_release_planes); 86 87 bool dc_state_add_all_phantom_planes_for_stream( 88 const struct dc *dc, 89 struct dc_stream_state *phantom_stream, 90 struct dc_plane_state * const *phantom_planes, 91 int plane_count, 92 struct dc_state *state); 93 94 bool dc_state_remove_phantom_streams_and_planes( 95 struct dc *dc, 96 struct dc_state *state); 97 98 void dc_state_release_phantom_streams_and_planes( 99 struct dc *dc, 100 struct dc_state *state); 101 102 #endif /* _DC_STATE_PRIV_H_ */ 103