LXR linux/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 "dal_asic_id.h"
  31#include "dm_pp_smu.h"
  32
  33enum dce_version resource_parse_asic_id(
  34                struct hw_asic_id asic_id);
  35
  36struct resource_caps {
  37        int num_timing_generator;
  38        int num_opp;
  39        int num_video_plane;
  40        int num_audio;
  41        int num_stream_encoder;
  42        int num_pll;
  43        int num_dwb;
  44        int num_ddc;
  45};
  46
  47struct resource_straps {
  48        uint32_t hdmi_disable;
  49        uint32_t dc_pinstraps_audio;
  50        uint32_t audio_stream_number;
  51};
  52
  53struct resource_create_funcs {
  54        void (*read_dce_straps)(
  55                        struct dc_context *ctx, struct resource_straps *straps);
  56
  57        struct audio *(*create_audio)(
  58                        struct dc_context *ctx, unsigned int inst);
  59
  60        struct stream_encoder *(*create_stream_encoder)(
  61                        enum engine_id eng_id, struct dc_context *ctx);
  62
  63        struct dce_hwseq *(*create_hwseq)(
  64                        struct dc_context *ctx);
  65};
  66
  67bool resource_construct(
  68        unsigned int num_virtual_links,
  69        struct dc *dc,
  70        struct resource_pool *pool,
  71        const struct resource_create_funcs *create_funcs);
  72
  73struct resource_pool *dc_create_resource_pool(
  74                                struct dc *dc,
  75                                int num_virtual_links,
  76                                enum dce_version dc_version,
  77                                struct hw_asic_id asic_id);
  78
  79void dc_destroy_resource_pool(struct dc *dc);
  80
  81enum dc_status resource_map_pool_resources(
  82                const struct dc *dc,
  83                struct dc_state *context,
  84                struct dc_stream_state *stream);
  85
  86bool resource_build_scaling_params(struct pipe_ctx *pipe_ctx);
  87
  88enum dc_status resource_build_scaling_params_for_context(
  89                const struct dc *dc,
  90                struct dc_state *context);
  91
  92void resource_build_info_frame(struct pipe_ctx *pipe_ctx);
  93
  94void resource_unreference_clock_source(
  95                struct resource_context *res_ctx,
  96                const struct resource_pool *pool,
  97                struct clock_source *clock_source);
  98
  99void resource_reference_clock_source(
 100                struct resource_context *res_ctx,
 101                const struct resource_pool *pool,
 102                struct clock_source *clock_source);
 103
 104int resource_get_clock_source_reference(
 105                struct resource_context *res_ctx,
 106                const struct resource_pool *pool,
 107                struct clock_source *clock_source);
 108
 109bool resource_are_streams_timing_synchronizable(
 110                struct dc_stream_state *stream1,
 111                struct dc_stream_state *stream2);
 112
 113struct clock_source *resource_find_used_clk_src_for_sharing(
 114                struct resource_context *res_ctx,
 115                struct pipe_ctx *pipe_ctx);
 116
 117struct clock_source *dc_resource_find_first_free_pll(
 118                struct resource_context *res_ctx,
 119                const struct resource_pool *pool);
 120
 121struct pipe_ctx *resource_get_head_pipe_for_stream(
 122                struct resource_context *res_ctx,
 123                struct dc_stream_state *stream);
 124
 125bool resource_attach_surfaces_to_context(
 126                struct dc_plane_state *const *plane_state,
 127                int surface_count,
 128                struct dc_stream_state *dc_stream,
 129                struct dc_state *context,
 130                const struct resource_pool *pool);
 131
 132struct pipe_ctx *find_idle_secondary_pipe(
 133                struct resource_context *res_ctx,
 134                const struct resource_pool *pool);
 135
 136bool resource_is_stream_unchanged(
 137        struct dc_state *old_context, struct dc_stream_state *stream);
 138
 139bool resource_validate_attach_surfaces(
 140                const struct dc_validation_set set[],
 141                int set_count,
 142                const struct dc_state *old_context,
 143                struct dc_state *context,
 144                const struct resource_pool *pool);
 145
 146void resource_validate_ctx_update_pointer_after_copy(
 147                const struct dc_state *src_ctx,
 148                struct dc_state *dst_ctx);
 149
 150enum dc_status resource_map_clock_resources(
 151                const struct dc *dc,
 152                struct dc_state *context,
 153                struct dc_stream_state *stream);
 154
 155enum dc_status resource_map_phy_clock_resources(
 156                const struct dc *dc,
 157                struct dc_state *context,
 158                struct dc_stream_state *stream);
 159
 160bool pipe_need_reprogram(
 161                struct pipe_ctx *pipe_ctx_old,
 162                struct pipe_ctx *pipe_ctx);
 163
 164void resource_build_bit_depth_reduction_params(struct dc_stream_state *stream,
 165                struct bit_depth_reduction_params *fmt_bit_depth);
 166
 167void update_audio_usage(
 168                struct resource_context *res_ctx,
 169                const struct resource_pool *pool,
 170                struct audio *audio,
 171                bool acquired);
 172
 173unsigned int resource_pixel_format_to_bpp(enum surface_pixel_format format);
 174
 175#endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_ */
 176