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 uint8_t bypass_panel_control_wait);
145
146 enum bp_result (*get_soc_bb_info)(
147 struct dc_bios *dcb,
148 struct bp_soc_bb_info *soc_bb_info);
149
150 enum bp_result (*get_disp_connector_caps_info)(
151 struct dc_bios *dcb,
152 struct graphics_object_id object_id,
153 struct bp_disp_connector_caps_info *info);
154 enum bp_result (*get_lttpr_caps)(
155 struct dc_bios *dcb,
156 uint8_t *dce_caps);
157 enum bp_result (*get_lttpr_interop)(
158 struct dc_bios *dcb,
159 uint8_t *dce_caps);
160
161 enum bp_result (*get_connector_speed_cap_info)(
162 struct dc_bios *bios,
163 struct graphics_object_id object_id,
164 struct bp_connector_speed_cap_info *info);
165};
166
167struct bios_registers {
168 uint32_t BIOS_SCRATCH_3;
169 uint32_t BIOS_SCRATCH_6;
170};
171
172struct dc_bios {
173 const struct dc_vbios_funcs *funcs;
174
175 uint8_t *bios;
176 uint32_t bios_size;
177
178 uint8_t *bios_local_image;
179
180 struct dc_context *ctx;
181 const struct bios_registers *regs;
182 struct integrated_info *integrated_info;
183 struct dc_firmware_info fw_info;
184 bool fw_info_valid;
185 struct dc_vram_info vram_info;
186 struct dc_golden_table golden_table;
187};
188
189#endif /* DC_BIOS_TYPES_H */
190

source code of linux/drivers/gpu/drm/amd/display/dc/dc_bios_types.h