1 /* $NetBSD: dc_bios_types.h,v 1.2 2021/12/18 23:45:00 riastradh Exp $ */ 2 3 /* 4 * Copyright 2016 Advanced Micro Devices, Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 * Authors: AMD 25 * 26 */ 27 28 #ifndef DC_BIOS_TYPES_H 29 #define DC_BIOS_TYPES_H 30 31 /****************************************************************************** 32 * Interface file for VBIOS implementations. 33 * 34 * The default implementation is inside DC. 35 * Display Manager (which instantiates DC) has the option to supply it's own 36 * (external to DC) implementation of VBIOS, which will be called by DC, using 37 * this interface. 38 * (The intended use is Diagnostics, but other uses may appear.) 39 *****************************************************************************/ 40 41 #include "include/bios_parser_types.h" 42 43 struct dc_vbios_funcs { 44 uint8_t (*get_connectors_number)(struct dc_bios *bios); 45 46 struct graphics_object_id (*get_connector_id)( 47 struct dc_bios *bios, 48 uint8_t connector_index); 49 enum bp_result (*get_src_obj)( 50 struct dc_bios *bios, 51 struct graphics_object_id object_id, uint32_t index, 52 struct graphics_object_id *src_object_id); 53 enum bp_result (*get_i2c_info)( 54 struct dc_bios *dcb, 55 struct graphics_object_id id, 56 struct graphics_object_i2c_info *info); 57 enum bp_result (*get_hpd_info)( 58 struct dc_bios *bios, 59 struct graphics_object_id id, 60 struct graphics_object_hpd_info *info); 61 enum bp_result (*get_device_tag)( 62 struct dc_bios *bios, 63 struct graphics_object_id connector_object_id, 64 uint32_t device_tag_index, 65 struct connector_device_tag_info *info); 66 enum bp_result (*get_spread_spectrum_info)( 67 struct dc_bios *bios, 68 enum as_signal_type signal, 69 uint32_t index, 70 struct spread_spectrum_info *ss_info); 71 uint32_t (*get_ss_entry_number)( 72 struct dc_bios *bios, 73 enum as_signal_type signal); 74 enum bp_result (*get_embedded_panel_info)( 75 struct dc_bios *bios, 76 struct embedded_panel_info *info); 77 enum bp_result (*get_gpio_pin_info)( 78 struct dc_bios *bios, 79 uint32_t gpio_id, 80 struct gpio_pin_info *info); 81 enum bp_result (*get_encoder_cap_info)( 82 struct dc_bios *bios, 83 struct graphics_object_id object_id, 84 struct bp_encoder_cap_info *info); 85 86 bool (*is_accelerated_mode)( 87 struct dc_bios *bios); 88 void (*set_scratch_critical_state)( 89 struct dc_bios *bios, 90 bool state); 91 bool (*is_device_id_supported)( 92 struct dc_bios *bios, 93 struct device_id id); 94 95 /* COMMANDS */ 96 97 enum bp_result (*encoder_control)( 98 struct dc_bios *bios, 99 struct bp_encoder_control *cntl); 100 enum bp_result (*transmitter_control)( 101 struct dc_bios *bios, 102 struct bp_transmitter_control *cntl); 103 enum bp_result (*enable_crtc)( 104 struct dc_bios *bios, 105 enum controller_id id, 106 bool enable); 107 enum bp_result (*adjust_pixel_clock)( 108 struct dc_bios *bios, 109 struct bp_adjust_pixel_clock_parameters *bp_params); 110 enum bp_result (*set_pixel_clock)( 111 struct dc_bios *bios, 112 struct bp_pixel_clock_parameters *bp_params); 113 enum bp_result (*set_dce_clock)( 114 struct dc_bios *bios, 115 struct bp_set_dce_clock_parameters *bp_params); 116 enum bp_result (*enable_spread_spectrum_on_ppll)( 117 struct dc_bios *bios, 118 struct bp_spread_spectrum_parameters *bp_params, 119 bool enable); 120 enum bp_result (*program_crtc_timing)( 121 struct dc_bios *bios, 122 struct bp_hw_crtc_timing_parameters *bp_params); 123 enum bp_result (*program_display_engine_pll)( 124 struct dc_bios *bios, 125 struct bp_pixel_clock_parameters *bp_params); 126 enum bp_result (*enable_disp_power_gating)( 127 struct dc_bios *bios, 128 enum controller_id controller_id, 129 enum bp_pipe_control_action action); 130 131 void (*bios_parser_destroy)(struct dc_bios **dcb); 132 133 enum bp_result (*get_board_layout_info)( 134 struct dc_bios *dcb, 135 struct board_layout_info *board_layout_info); 136 }; 137 138 struct bios_registers { 139 uint32_t BIOS_SCRATCH_3; 140 uint32_t BIOS_SCRATCH_6; 141 }; 142 143 struct dc_bios { 144 const struct dc_vbios_funcs *funcs; 145 146 uint8_t *bios; 147 uint32_t bios_size; 148 149 uint8_t *bios_local_image; 150 151 struct dc_context *ctx; 152 const struct bios_registers *regs; 153 struct integrated_info *integrated_info; 154 struct dc_firmware_info fw_info; 155 bool fw_info_valid; 156 }; 157 158 #endif /* DC_BIOS_TYPES_H */ 159
Indexes created Sun Sep 21 16:09:51 GMT 2025