drivers/gpu/drm/amd/display/dc/inc/resource.h

   1 /*
   2  * Copyright 2015 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 #ifndef DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_
  26 #define DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_
  27
  28 #include "core_types.h"
  29 #include "core_status.h"
  30 #include "core_dc.h"
  31 #include "dal_asic_id.h"
  32
  33 /* TODO unhardcode, 4 for CZ*/
  34 #define MEMORY_TYPE_MULTIPLIER 4
  35
  36 enum dce_version resource_parse_asic_id(
  37                 struct hw_asic_id asic_id);
  38
  39 struct resource_caps {
  40         int num_timing_generator;
  41         int num_video_plane;
  42         int num_audio;
  43         int num_stream_encoder;
  44         int num_pll;
  45         int num_dwb;
  46 };
  47
  48 struct resource_straps {
  49         uint32_t hdmi_disable;
  50         uint32_t dc_pinstraps_audio;
  51         uint32_t audio_stream_number;
  52 };
  53
  54 struct resource_create_funcs {
  55         void (*read_dce_straps)(
  56                         struct dc_context *ctx, struct resource_straps *straps);
  57
  58         struct audio *(*create_audio)(
  59                         struct dc_context *ctx, unsigned int inst);
  60
  61         struct stream_encoder *(*create_stream_encoder)(
  62                         enum engine_id eng_id, struct dc_context *ctx);
  63
  64         struct dce_hwseq *(*create_hwseq)(
  65                         struct dc_context *ctx);
  66 };
  67
  68 bool resource_construct(
  69         unsigned int num_virtual_links,
  70         struct core_dc *dc,
  71         struct resource_pool *pool,
  72         const struct resource_create_funcs *create_funcs);
  73
  74 struct resource_pool *dc_create_resource_pool(
  75                                 struct core_dc *dc,
  76                                 int num_virtual_links,
  77                                 enum dce_version dc_version,
  78                                 struct hw_asic_id asic_id);
  79
  80 void dc_destroy_resource_pool(struct core_dc *dc);
  81
  82 enum dc_status resource_map_pool_resources(
  83                 const struct core_dc *dc,
  84                 struct validate_context *context,
  85                 struct validate_context *old_context);
  86
  87 bool resource_build_scaling_params(struct pipe_ctx *pipe_ctx);
  88
  89 enum dc_status resource_build_scaling_params_for_context(
  90                 const struct core_dc *dc,
  91                 struct validate_context *context);
  92
  93 void resource_build_info_frame(struct pipe_ctx *pipe_ctx);
  94
  95 void resource_unreference_clock_source(
  96                 struct resource_context *res_ctx,
  97                 const struct resource_pool *pool,
  98                 struct clock_source **clock_source);
  99
 100 void resource_reference_clock_source(
 101                 struct resource_context *res_ctx,
 102                 const struct resource_pool *pool,
 103                 struct clock_source *clock_source);
 104
 105 bool resource_are_streams_timing_synchronizable(
 106                 struct dc_stream_state *stream1,
 107                 struct dc_stream_state *stream2);
 108
 109 struct clock_source *resource_find_used_clk_src_for_sharing(
 110                 struct resource_context *res_ctx,
 111                 struct pipe_ctx *pipe_ctx);
 112
 113 struct clock_source *dc_resource_find_first_free_pll(
 114                 struct resource_context *res_ctx,
 115                 const struct resource_pool *pool);
 116
 117 struct pipe_ctx *resource_get_head_pipe_for_stream(
 118                 struct resource_context *res_ctx,
 119                 struct dc_stream_state *stream);
 120
 121 bool resource_attach_surfaces_to_context(
 122                 struct dc_plane_state *const *plane_state,
 123                 int surface_count,
 124                 struct dc_stream_state *dc_stream,
 125                 struct validate_context *context,
 126                 const struct resource_pool *pool);
 127
 128 struct pipe_ctx *find_idle_secondary_pipe(
 129                 struct resource_context *res_ctx,
 130                 const struct resource_pool *pool);
 131
 132 bool resource_is_stream_unchanged(
 133         struct validate_context *old_context, struct dc_stream_state *stream);
 134
 135 bool resource_validate_attach_surfaces(
 136                 const struct dc_validation_set set[],
 137                 int set_count,
 138                 const struct validate_context *old_context,
 139                 struct validate_context *context,
 140                 const struct resource_pool *pool);
 141
 142 void validate_guaranteed_copy_streams(
 143                 struct validate_context *context,
 144                 int max_streams);
 145
 146 void resource_validate_ctx_update_pointer_after_copy(
 147                 const struct validate_context *src_ctx,
 148                 struct validate_context *dst_ctx);
 149
 150 enum dc_status resource_map_clock_resources(
 151                 const struct core_dc *dc,
 152                 struct validate_context *context,
 153                 struct validate_context *old_context);
 154
 155 enum dc_status resource_map_phy_clock_resources(
 156                 const struct core_dc *dc,
 157                 struct validate_context *context,
 158                 struct validate_context *old_context);
 159
 160 bool pipe_need_reprogram(
 161                 struct pipe_ctx *pipe_ctx_old,
 162                 struct pipe_ctx *pipe_ctx);
 163
 164 void resource_build_bit_depth_reduction_params(struct dc_stream_state *stream,
 165                 struct bit_depth_reduction_params *fmt_bit_depth);
 166
 167 #endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_ */