1/*
2 * Copyright 2014 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 */
23
24#ifndef __AMDGPU_ATOMBIOS_H__
25#define __AMDGPU_ATOMBIOS_H__
26
27struct atom_clock_dividers {
28 u32 post_div;
29 union {
30 struct {
31#ifdef __BIG_ENDIAN
32 u32 reserved : 6;
33 u32 whole_fb_div : 12;
34 u32 frac_fb_div : 14;
35#else
36 u32 frac_fb_div : 14;
37 u32 whole_fb_div : 12;
38 u32 reserved : 6;
39#endif
40 };
41 u32 fb_div;
42 };
43 u32 ref_div;
44 bool enable_post_div;
45 bool enable_dithen;
46 u32 vco_mode;
47 u32 real_clock;
48 /* added for CI */
49 u32 post_divider;
50 u32 flags;
51};
52
53struct atom_mpll_param {
54 union {
55 struct {
56#ifdef __BIG_ENDIAN
57 u32 reserved : 8;
58 u32 clkfrac : 12;
59 u32 clkf : 12;
60#else
61 u32 clkf : 12;
62 u32 clkfrac : 12;
63 u32 reserved : 8;
64#endif
65 };
66 u32 fb_div;
67 };
68 u32 post_div;
69 u32 bwcntl;
70 u32 dll_speed;
71 u32 vco_mode;
72 u32 yclk_sel;
73 u32 qdr;
74 u32 half_rate;
75};
76
77#define MEM_TYPE_GDDR5 0x50
78#define MEM_TYPE_GDDR4 0x40
79#define MEM_TYPE_GDDR3 0x30
80#define MEM_TYPE_DDR2 0x20
81#define MEM_TYPE_GDDR1 0x10
82#define MEM_TYPE_DDR3 0xb0
83#define MEM_TYPE_MASK 0xf0
84
85struct atom_memory_info {
86 u8 mem_vendor;
87 u8 mem_type;
88};
89
90#define MAX_AC_TIMING_ENTRIES 16
91
92struct atom_memory_clock_range_table
93{
94 u8 num_entries;
95 u8 rsv[3];
96 u32 mclk[MAX_AC_TIMING_ENTRIES];
97};
98
99#define VBIOS_MC_REGISTER_ARRAY_SIZE 32
100#define VBIOS_MAX_AC_TIMING_ENTRIES 20
101
102struct atom_mc_reg_entry {
103 u32 mclk_max;
104 u32 mc_data[VBIOS_MC_REGISTER_ARRAY_SIZE];
105};
106
107struct atom_mc_register_address {
108 u16 s1;
109 u8 pre_reg_data;
110};
111
112struct atom_mc_reg_table {
113 u8 last;
114 u8 num_entries;
115 struct atom_mc_reg_entry mc_reg_table_entry[VBIOS_MAX_AC_TIMING_ENTRIES];
116 struct atom_mc_register_address mc_reg_address[VBIOS_MC_REGISTER_ARRAY_SIZE];
117};
118
119#define MAX_VOLTAGE_ENTRIES 32
120
121struct atom_voltage_table_entry
122{
123 u16 value;
124 u32 smio_low;
125};
126
127struct atom_voltage_table
128{
129 u32 count;
130 u32 mask_low;
131 u32 phase_delay;
132 struct atom_voltage_table_entry entries[MAX_VOLTAGE_ENTRIES];
133};
134
135struct amdgpu_gpio_rec
136amdgpu_atombios_lookup_gpio(struct amdgpu_device *adev,
137 u8 id);
138
139struct amdgpu_i2c_bus_rec amdgpu_atombios_lookup_i2c_gpio(struct amdgpu_device *adev,
140 uint8_t id);
141void amdgpu_atombios_i2c_init(struct amdgpu_device *adev);
142
143bool amdgpu_atombios_has_dce_engine_info(struct amdgpu_device *adev);
144
145bool amdgpu_atombios_get_connector_info_from_object_table(struct amdgpu_device *adev);
146
147int amdgpu_atombios_get_clock_info(struct amdgpu_device *adev);
148
149int amdgpu_atombios_get_gfx_info(struct amdgpu_device *adev);
150
151int amdgpu_atombios_get_vram_width(struct amdgpu_device *adev);
152
153bool amdgpu_atombios_get_asic_ss_info(struct amdgpu_device *adev,
154 struct amdgpu_atom_ss *ss,
155 int id, u32 clock);
156
157int amdgpu_atombios_get_clock_dividers(struct amdgpu_device *adev,
158 u8 clock_type,
159 u32 clock,
160 bool strobe_mode,
161 struct atom_clock_dividers *dividers);
162
163int amdgpu_atombios_get_memory_pll_dividers(struct amdgpu_device *adev,
164 u32 clock,
165 bool strobe_mode,
166 struct atom_mpll_param *mpll_param);
167
168void amdgpu_atombios_set_engine_dram_timings(struct amdgpu_device *adev,
169 u32 eng_clock, u32 mem_clock);
170
171int amdgpu_atombios_get_leakage_id_from_vbios(struct amdgpu_device *adev,
172 u16 *leakage_id);
173
174int amdgpu_atombios_get_leakage_vddc_based_on_leakage_params(struct amdgpu_device *adev,
175 u16 *vddc, u16 *vddci,
176 u16 virtual_voltage_id,
177 u16 vbios_voltage_id);
178
179int amdgpu_atombios_get_voltage_evv(struct amdgpu_device *adev,
180 u16 virtual_voltage_id,
181 u16 *voltage);
182
183bool
184amdgpu_atombios_is_voltage_gpio(struct amdgpu_device *adev,
185 u8 voltage_type, u8 voltage_mode);
186
187int amdgpu_atombios_get_voltage_table(struct amdgpu_device *adev,
188 u8 voltage_type, u8 voltage_mode,
189 struct atom_voltage_table *voltage_table);
190
191int amdgpu_atombios_init_mc_reg_table(struct amdgpu_device *adev,
192 u8 module_index,
193 struct atom_mc_reg_table *reg_table);
194
195bool amdgpu_atombios_has_gpu_virtualization_table(struct amdgpu_device *adev);
196
197void amdgpu_atombios_scratch_regs_lock(struct amdgpu_device *adev, bool lock);
198void amdgpu_atombios_scratch_regs_engine_hung(struct amdgpu_device *adev,
199 bool hung);
200bool amdgpu_atombios_scratch_need_asic_init(struct amdgpu_device *adev);
201
202void amdgpu_atombios_copy_swap(u8 *dst, u8 *src, u8 num_bytes, bool to_le);
203int amdgpu_atombios_get_max_vddc(struct amdgpu_device *adev, u8 voltage_type,
204 u16 voltage_id, u16 *voltage);
205int amdgpu_atombios_get_leakage_vddc_based_on_leakage_idx(struct amdgpu_device *adev,
206 u16 *voltage,
207 u16 leakage_idx);
208void amdgpu_atombios_get_default_voltages(struct amdgpu_device *adev,
209 u16 *vddc, u16 *vddci, u16 *mvdd);
210int amdgpu_atombios_get_clock_dividers(struct amdgpu_device *adev,
211 u8 clock_type,
212 u32 clock,
213 bool strobe_mode,
214 struct atom_clock_dividers *dividers);
215int amdgpu_atombios_get_svi2_info(struct amdgpu_device *adev,
216 u8 voltage_type,
217 u8 *svd_gpio_id, u8 *svc_gpio_id);
218
219void amdgpu_atombios_fini(struct amdgpu_device *adev);
220int amdgpu_atombios_init(struct amdgpu_device *adev);
221
222#endif
223