LXR linux/drivers/gpu/drm/amd/display/dc/dc_bios

   1/*
   2 * Copyright 2016 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_BIOS_TYPES_H
  27#define DC_BIOS_TYPES_H
  28
  29/******************************************************************************
  30 * Interface file for VBIOS implementations.
  31 *
  32 * The default implementation is inside DC.
  33 * Display Manager (which instantiates DC) has the option to supply it's own
  34 * (external to DC) implementation of VBIOS, which will be called by DC, using
  35 * this interface.
  36 * (The intended use is Diagnostics, but other uses may appear.)
  37 *****************************************************************************/
  38
  39#include "include/bios_parser_types.h"
  40
  41struct dc_vbios_funcs {
  42        uint8_t (*get_connectors_number)(struct dc_bios *bios);
  43
  44        struct graphics_object_id (*get_connector_id)(
  45                struct dc_bios *bios,
  46                uint8_t connector_index);
  47        enum bp_result (*get_src_obj)(
  48                struct dc_bios *bios,
  49                struct graphics_object_id object_id, uint32_t index,
  50                struct graphics_object_id *src_object_id);
  51        enum bp_result (*get_i2c_info)(
  52                struct dc_bios *dcb,
  53                struct graphics_object_id id,
  54                struct graphics_object_i2c_info *info);
  55        enum bp_result (*get_hpd_info)(
  56                struct dc_bios *bios,
  57                struct graphics_object_id id,
  58                struct graphics_object_hpd_info *info);
  59        enum bp_result (*get_device_tag)(
  60                struct dc_bios *bios,
  61                struct graphics_object_id connector_object_id,
  62                uint32_t device_tag_index,
  63                struct connector_device_tag_info *info);
  64        enum bp_result (*get_spread_spectrum_info)(
  65                struct dc_bios *bios,
  66                enum as_signal_type signal,
  67                uint32_t index,
  68                struct spread_spectrum_info *ss_info);
  69        uint32_t (*get_ss_entry_number)(
  70                struct dc_bios *bios,
  71                enum as_signal_type signal);
  72        enum bp_result (*get_embedded_panel_info)(
  73                struct dc_bios *bios,
  74                struct embedded_panel_info *info);
  75        enum bp_result (*get_gpio_pin_info)(
  76                struct dc_bios *bios,
  77                uint32_t gpio_id,
  78                struct gpio_pin_info *info);
  79        enum bp_result (*get_encoder_cap_info)(
  80                struct dc_bios *bios,
  81                struct graphics_object_id object_id,
  82                struct bp_encoder_cap_info *info);
  83
  84        bool (*is_accelerated_mode)(
  85                struct dc_bios *bios);
  86        void (*set_scratch_critical_state)(
  87                struct dc_bios *bios,
  88                bool state);
  89        bool (*is_device_id_supported)(
  90                struct dc_bios *bios,
  91                struct device_id id);
  92        /* COMMANDS */
  93
  94        enum bp_result (*encoder_control)(
  95                struct dc_bios *bios,
  96                struct bp_encoder_control *cntl);
  97        enum bp_result (*transmitter_control)(
  98                struct dc_bios *bios,
  99                struct bp_transmitter_control *cntl);
 100        enum bp_result (*enable_crtc)(
 101                struct dc_bios *bios,
 102                enum controller_id id,
 103                bool enable);
 104        enum bp_result (*adjust_pixel_clock)(
 105                struct dc_bios *bios,
 106                struct bp_adjust_pixel_clock_parameters *bp_params);
 107        enum bp_result (*set_pixel_clock)(
 108                struct dc_bios *bios,
 109                struct bp_pixel_clock_parameters *bp_params);
 110        enum bp_result (*set_dce_clock)(
 111                struct dc_bios *bios,
 112                struct bp_set_dce_clock_parameters *bp_params);
 113        enum bp_result (*enable_spread_spectrum_on_ppll)(
 114                struct dc_bios *bios,
 115                struct bp_spread_spectrum_parameters *bp_params,
 116                bool enable);
 117        enum bp_result (*program_crtc_timing)(
 118                struct dc_bios *bios,
 119                struct bp_hw_crtc_timing_parameters *bp_params);
 120        enum bp_result (*program_display_engine_pll)(
 121                struct dc_bios *bios,
 122                struct bp_pixel_clock_parameters *bp_params);
 123        enum bp_result (*enable_disp_power_gating)(
 124                struct dc_bios *bios,
 125                enum controller_id controller_id,
 126                enum bp_pipe_control_action action);
 127
 128        void (*bios_parser_destroy)(struct dc_bios **dcb);
 129
 130        enum bp_result (*get_board_layout_info)(
 131                struct dc_bios *dcb,
 132                struct board_layout_info *board_layout_info);
 133        uint16_t (*pack_data_tables)(
 134                struct dc_bios *dcb,
 135                void *dst);
 136
 137        enum bp_result (*get_atom_dc_golden_table)(
 138                        struct dc_bios *dcb);
 139
 140        enum bp_result (*enable_lvtma_control)(
 141                struct dc_bios *bios,
 142                uint8_t uc_pwr_on,
 143                uint8_t panel_instance);
 144
 145        enum bp_result (*get_soc_bb_info)(
 146                struct dc_bios *dcb,
 147                struct bp_soc_bb_info *soc_bb_info);
 148
 149        enum bp_result (*get_disp_connector_caps_info)(
 150                        struct dc_bios *dcb,
 151                        struct graphics_object_id object_id,
 152                        struct bp_disp_connector_caps_info *info);
 153        enum bp_result (*get_lttpr_caps)(
 154                        struct dc_bios *dcb,
 155                        uint8_t *dce_caps);
 156        enum bp_result (*get_lttpr_interop)(
 157                        struct dc_bios *dcb,
 158                        uint8_t *dce_caps);
 159};
 160
 161struct bios_registers {
 162        uint32_t BIOS_SCRATCH_3;
 163        uint32_t BIOS_SCRATCH_6;
 164};
 165
 166struct dc_bios {
 167        const struct dc_vbios_funcs *funcs;
 168
 169        uint8_t *bios;
 170        uint32_t bios_size;
 171
 172        uint8_t *bios_local_image;
 173
 174        struct dc_context *ctx;
 175        const struct bios_registers *regs;
 176        struct integrated_info *integrated_info;
 177        struct dc_firmware_info fw_info;
 178        bool fw_info_valid;
 179        struct dc_vram_info vram_info;
 180        struct dc_golden_table golden_table;
 181};
 182
 183#endif /* DC_BIOS_TYPES_H */
 184