diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_state_priv.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_state_priv.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_state_priv.h b/drivers/gpu/drm/amd/display/dc/dc_state_priv.h new file mode 100644 index 000000000..c1f44e09a --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dc_state_priv.h @@ -0,0 +1,102 @@ +/* + * Copyright 2023 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef _DC_STATE_PRIV_H_ +#define _DC_STATE_PRIV_H_ + +#include "dc_state.h" +#include "dc_stream.h" + +/* Get the type of the provided resource (none, phantom, main) based on the provided + * context. If the context is unavailable, determine only if phantom or not. + */ +enum mall_stream_type dc_state_get_pipe_subvp_type(const struct dc_state *state, + const struct pipe_ctx *pipe_ctx); +enum mall_stream_type dc_state_get_stream_subvp_type(const struct dc_state *state, + const struct dc_stream_state *stream); + +/* Gets the phantom stream if main is provided, gets the main if phantom is provided.*/ +struct dc_stream_state *dc_state_get_paired_subvp_stream(const struct dc_state *state, + const struct dc_stream_state *stream); + +/* allocate's phantom stream or plane and returns pointer to the object */ +struct dc_stream_state *dc_state_create_phantom_stream(const struct dc *dc, + struct dc_state *state, + struct dc_stream_state *main_stream); +struct dc_plane_state *dc_state_create_phantom_plane(struct dc *dc, + struct dc_state *state, + struct dc_plane_state *main_plane); + +/* deallocate's phantom stream or plane */ +void dc_state_release_phantom_stream(const struct dc *dc, + struct dc_state *state, + struct dc_stream_state *phantom_stream); +void dc_state_release_phantom_plane(const struct dc *dc, + struct dc_state *state, + struct dc_plane_state *phantom_plane); + +/* add/remove phantom stream to context and generate subvp meta data */ +enum dc_status dc_state_add_phantom_stream(struct dc *dc, + struct dc_state *state, + struct dc_stream_state *phantom_stream, + struct dc_stream_state *main_stream); +enum dc_status dc_state_remove_phantom_stream(struct dc *dc, + struct dc_state *state, + struct dc_stream_state *phantom_stream); + +bool dc_state_add_phantom_plane( + const struct dc *dc, + struct dc_stream_state *phantom_stream, + struct dc_plane_state *phantom_plane, + struct dc_state *state); + +bool dc_state_remove_phantom_plane( + const struct dc *dc, + struct dc_stream_state *phantom_stream, + struct dc_plane_state *phantom_plane, + struct dc_state *state); + +bool dc_state_rem_all_phantom_planes_for_stream( + const struct dc *dc, + struct dc_stream_state *phantom_stream, + struct dc_state *state, + bool should_release_planes); + +bool dc_state_add_all_phantom_planes_for_stream( + const struct dc *dc, + struct dc_stream_state *phantom_stream, + struct dc_plane_state * const *phantom_planes, + int plane_count, + struct dc_state *state); + +bool dc_state_remove_phantom_streams_and_planes( + struct dc *dc, + struct dc_state *state); + +void dc_state_release_phantom_streams_and_planes( + struct dc *dc, + struct dc_state *state); + +#endif /* _DC_STATE_PRIV_H_ */ |