1 /* $NetBSD: amdgpu_atombios.h,v 1.2 2018/08/27 04:58:19 riastradh Exp $ */ 2 3 /* 4 * Copyright 2014 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 */ 25 26 #ifndef __AMDGPU_ATOMBIOS_H__ 27 #define __AMDGPU_ATOMBIOS_H__ 28 29 struct atom_clock_dividers { 30 u32 post_div; 31 union { 32 struct { 33 #ifdef __BIG_ENDIAN 34 u32 reserved : 6; 35 u32 whole_fb_div : 12; 36 u32 frac_fb_div : 14; 37 #else 38 u32 frac_fb_div : 14; 39 u32 whole_fb_div : 12; 40 u32 reserved : 6; 41 #endif 42 }; 43 u32 fb_div; 44 }; 45 u32 ref_div; 46 bool enable_post_div; 47 bool enable_dithen; 48 u32 vco_mode; 49 u32 real_clock; 50 /* added for CI */ 51 u32 post_divider; 52 u32 flags; 53 }; 54 55 struct atom_mpll_param { 56 union { 57 struct { 58 #ifdef __BIG_ENDIAN 59 u32 reserved : 8; 60 u32 clkfrac : 12; 61 u32 clkf : 12; 62 #else 63 u32 clkf : 12; 64 u32 clkfrac : 12; 65 u32 reserved : 8; 66 #endif 67 }; 68 u32 fb_div; 69 }; 70 u32 post_div; 71 u32 bwcntl; 72 u32 dll_speed; 73 u32 vco_mode; 74 u32 yclk_sel; 75 u32 qdr; 76 u32 half_rate; 77 }; 78 79 #define MEM_TYPE_GDDR5 0x50 80 #define MEM_TYPE_GDDR4 0x40 81 #define MEM_TYPE_GDDR3 0x30 82 #define MEM_TYPE_DDR2 0x20 83 #define MEM_TYPE_GDDR1 0x10 84 #define MEM_TYPE_DDR3 0xb0 85 #define MEM_TYPE_MASK 0xf0 86 87 struct atom_memory_info { 88 u8 mem_vendor; 89 u8 mem_type; 90 }; 91 92 #define MAX_AC_TIMING_ENTRIES 16 93 94 struct atom_memory_clock_range_table 95 { 96 u8 num_entries; 97 u8 rsv[3]; 98 u32 mclk[MAX_AC_TIMING_ENTRIES]; 99 }; 100 101 #define VBIOS_MC_REGISTER_ARRAY_SIZE 32 102 #define VBIOS_MAX_AC_TIMING_ENTRIES 20 103 104 struct atom_mc_reg_entry { 105 u32 mclk_max; 106 u32 mc_data[VBIOS_MC_REGISTER_ARRAY_SIZE]; 107 }; 108 109 struct atom_mc_register_address { 110 u16 s1; 111 u8 pre_reg_data; 112 }; 113 114 struct atom_mc_reg_table { 115 u8 last; 116 u8 num_entries; 117 struct atom_mc_reg_entry mc_reg_table_entry[VBIOS_MAX_AC_TIMING_ENTRIES]; 118 struct atom_mc_register_address mc_reg_address[VBIOS_MC_REGISTER_ARRAY_SIZE]; 119 }; 120 121 #define MAX_VOLTAGE_ENTRIES 32 122 123 struct atom_voltage_table_entry 124 { 125 u16 value; 126 u32 smio_low; 127 }; 128 129 struct atom_voltage_table 130 { 131 u32 count; 132 u32 mask_low; 133 u32 phase_delay; 134 struct atom_voltage_table_entry entries[MAX_VOLTAGE_ENTRIES]; 135 }; 136 137 struct amdgpu_gpio_rec 138 amdgpu_atombios_lookup_gpio(struct amdgpu_device *adev, 139 u8 id); 140 141 struct amdgpu_i2c_bus_rec amdgpu_atombios_lookup_i2c_gpio(struct amdgpu_device *adev, 142 uint8_t id); 143 void amdgpu_atombios_i2c_init(struct amdgpu_device *adev); 144 145 bool amdgpu_atombios_get_connector_info_from_object_table(struct amdgpu_device *adev); 146 147 int amdgpu_atombios_get_clock_info(struct amdgpu_device *adev); 148 149 bool amdgpu_atombios_get_asic_ss_info(struct amdgpu_device *adev, 150 struct amdgpu_atom_ss *ss, 151 int id, u32 clock); 152 153 int amdgpu_atombios_get_clock_dividers(struct amdgpu_device *adev, 154 u8 clock_type, 155 u32 clock, 156 bool strobe_mode, 157 struct atom_clock_dividers *dividers); 158 159 int amdgpu_atombios_get_memory_pll_dividers(struct amdgpu_device *adev, 160 u32 clock, 161 bool strobe_mode, 162 struct atom_mpll_param *mpll_param); 163 164 uint32_t amdgpu_atombios_get_engine_clock(struct amdgpu_device *adev); 165 uint32_t amdgpu_atombios_get_memory_clock(struct amdgpu_device *adev); 166 void amdgpu_atombios_set_engine_clock(struct amdgpu_device *adev, 167 uint32_t eng_clock); 168 void amdgpu_atombios_set_memory_clock(struct amdgpu_device *adev, 169 uint32_t mem_clock); 170 void amdgpu_atombios_set_voltage(struct amdgpu_device *adev, 171 u16 voltage_level, 172 u8 voltage_type); 173 174 void amdgpu_atombios_set_engine_dram_timings(struct amdgpu_device *adev, 175 u32 eng_clock, u32 mem_clock); 176 177 int amdgpu_atombios_get_leakage_id_from_vbios(struct amdgpu_device *adev, 178 u16 *leakage_id); 179 180 int amdgpu_atombios_get_leakage_vddc_based_on_leakage_params(struct amdgpu_device *adev, 181 u16 *vddc, u16 *vddci, 182 u16 virtual_voltage_id, 183 u16 vbios_voltage_id); 184 185 int amdgpu_atombios_get_voltage_evv(struct amdgpu_device *adev, 186 u16 virtual_voltage_id, 187 u16 *voltage); 188 189 bool 190 amdgpu_atombios_is_voltage_gpio(struct amdgpu_device *adev, 191 u8 voltage_type, u8 voltage_mode); 192 193 int amdgpu_atombios_get_voltage_table(struct amdgpu_device *adev, 194 u8 voltage_type, u8 voltage_mode, 195 struct atom_voltage_table *voltage_table); 196 197 int amdgpu_atombios_init_mc_reg_table(struct amdgpu_device *adev, 198 u8 module_index, 199 struct atom_mc_reg_table *reg_table); 200 201 void amdgpu_atombios_scratch_regs_lock(struct amdgpu_device *adev, bool lock); 202 void amdgpu_atombios_scratch_regs_init(struct amdgpu_device *adev); 203 void amdgpu_atombios_scratch_regs_save(struct amdgpu_device *adev); 204 void amdgpu_atombios_scratch_regs_restore(struct amdgpu_device *adev); 205 206 void amdgpu_atombios_copy_swap(u8 *dst, u8 *src, u8 num_bytes, bool to_le); 207 208 #endif 209