drivers/gpu/drm/amd/display/dc/dc_state.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_H_
  27 #define _DC_STATE_H_
  28
  29 #include "dc.h"
  30 #include "inc/core_status.h"
  31
  32 struct dc_state *dc_state_create(struct dc *dc);
  33 void dc_state_copy(struct dc_state *dst_state, struct dc_state *src_state);
  34 struct dc_state *dc_state_create_copy(struct dc_state *src_state);
  35 void dc_state_copy_current(struct dc *dc, struct dc_state *dst_state);
  36 struct dc_state *dc_state_create_current_copy(struct dc *dc);
  37 void dc_state_construct(struct dc *dc, struct dc_state *state);
  38 void dc_state_destruct(struct dc_state *state);
  39 void dc_state_retain(struct dc_state *state);
  40 void dc_state_release(struct dc_state *state);
  41
  42 enum dc_status dc_state_add_stream(struct dc *dc,
  43                                     struct dc_state *state,
  44                                     struct dc_stream_state *stream);
  45
  46 enum dc_status dc_state_remove_stream(
  47                 struct dc *dc,
  48                 struct dc_state *state,
  49                 struct dc_stream_state *stream);
  50
  51 bool dc_state_add_plane(
  52                 const struct dc *dc,
  53                 struct dc_stream_state *stream,
  54                 struct dc_plane_state *plane_state,
  55                 struct dc_state *state);
  56
  57 bool dc_state_remove_plane(
  58                 const struct dc *dc,
  59                 struct dc_stream_state *stream,
  60                 struct dc_plane_state *plane_state,
  61                 struct dc_state *state);
  62
  63 bool dc_state_rem_all_planes_for_stream(
  64                 const struct dc *dc,
  65                 struct dc_stream_state *stream,
  66                 struct dc_state *state);
  67
  68 bool dc_state_add_all_planes_for_stream(
  69                 const struct dc *dc,
  70                 struct dc_stream_state *stream,
  71                 struct dc_plane_state * const *plane_states,
  72                 int plane_count,
  73                 struct dc_state *state);
  74
  75 struct dc_stream_status *dc_state_get_stream_status(
  76         struct dc_state *state,
  77         struct dc_stream_state *stream);
  78 #endif /* _DC_STATE_H_ */