1/*
2 * Copyright 2017 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 __DISPLAY_MODE_LIB_H__
26#define __DISPLAY_MODE_LIB_H__
27
28#include "dm_services.h"
29#include "dc_features.h"
30#include "display_mode_structs.h"
31#include "display_mode_enums.h"
32#include "display_mode_vba.h"
33
34enum dml_project {
35 DML_PROJECT_UNDEFINED,
36 DML_PROJECT_RAVEN1,
37 DML_PROJECT_NAVI10,
38 DML_PROJECT_NAVI10v2,
39 DML_PROJECT_DCN201,
40 DML_PROJECT_DCN21,
41 DML_PROJECT_DCN30,
42 DML_PROJECT_DCN31,
43 DML_PROJECT_DCN315,
44 DML_PROJECT_DCN314,
45 DML_PROJECT_DCN32,
46};
47
48struct display_mode_lib;
49
50struct dml_funcs {
51 void (*rq_dlg_get_dlg_reg)(
52 struct display_mode_lib *mode_lib,
53 display_dlg_regs_st *dlg_regs,
54 display_ttu_regs_st *ttu_regs,
55 const display_e2e_pipe_params_st *e2e_pipe_param,
56 const unsigned int num_pipes,
57 const unsigned int pipe_idx,
58 const bool cstate_en,
59 const bool pstate_en,
60 const bool vm_en,
61 const bool ignore_viewport_pos,
62 const bool immediate_flip_support);
63 void (*rq_dlg_get_rq_reg)(
64 struct display_mode_lib *mode_lib,
65 display_rq_regs_st *rq_regs,
66 const display_pipe_params_st *pipe_param);
67 // DLG interfaces have different function parameters in DCN32.
68 // Create new function pointers to address the changes
69 void (*rq_dlg_get_dlg_reg_v2)(
70 struct display_mode_lib *mode_lib,
71 display_dlg_regs_st *dlg_regs,
72 display_ttu_regs_st *ttu_regs,
73 display_e2e_pipe_params_st *e2e_pipe_param,
74 const unsigned int num_pipes,
75 const unsigned int pipe_idx);
76 void (*rq_dlg_get_rq_reg_v2)(display_rq_regs_st *rq_regs,
77 struct display_mode_lib *mode_lib,
78 const display_e2e_pipe_params_st *e2e_pipe_param,
79 const unsigned int num_pipes,
80 const unsigned int pipe_idx);
81 void (*recalculate)(struct display_mode_lib *mode_lib);
82 void (*validate)(struct display_mode_lib *mode_lib);
83};
84
85struct display_mode_lib {
86 struct _vcs_dpi_ip_params_st ip;
87 struct _vcs_dpi_soc_bounding_box_st soc;
88 enum dml_project project;
89 struct vba_vars_st vba;
90 struct dal_logger *logger;
91 struct dml_funcs funcs;
92 struct _vcs_dpi_display_e2e_pipe_params_st dml_pipe_state[6];
93 bool validate_max_state;
94};
95
96void dml_init_instance(struct display_mode_lib *lib,
97 const struct _vcs_dpi_soc_bounding_box_st *soc_bb,
98 const struct _vcs_dpi_ip_params_st *ip_params,
99 enum dml_project project);
100
101const char *dml_get_status_message(enum dm_validation_status status);
102
103void dml_log_pipe_params(
104 struct display_mode_lib *mode_lib,
105 display_e2e_pipe_params_st *pipes,
106 int pipe_cnt);
107
108void dml_log_mode_support_params(struct display_mode_lib *mode_lib);
109#endif
110

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