rv770_dpm.h (9664B)
1/* 2 * Copyright 2011 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#ifndef __RV770_DPM_H__ 24#define __RV770_DPM_H__ 25 26#include "radeon.h" 27#include "rv770_smc.h" 28 29struct rv770_clock_registers { 30 u32 cg_spll_func_cntl; 31 u32 cg_spll_func_cntl_2; 32 u32 cg_spll_func_cntl_3; 33 u32 cg_spll_spread_spectrum; 34 u32 cg_spll_spread_spectrum_2; 35 u32 mpll_ad_func_cntl; 36 u32 mpll_ad_func_cntl_2; 37 u32 mpll_dq_func_cntl; 38 u32 mpll_dq_func_cntl_2; 39 u32 mclk_pwrmgt_cntl; 40 u32 dll_cntl; 41 u32 mpll_ss1; 42 u32 mpll_ss2; 43}; 44 45struct rv730_clock_registers { 46 u32 cg_spll_func_cntl; 47 u32 cg_spll_func_cntl_2; 48 u32 cg_spll_func_cntl_3; 49 u32 cg_spll_spread_spectrum; 50 u32 cg_spll_spread_spectrum_2; 51 u32 mclk_pwrmgt_cntl; 52 u32 dll_cntl; 53 u32 mpll_func_cntl; 54 u32 mpll_func_cntl2; 55 u32 mpll_func_cntl3; 56 u32 mpll_ss; 57 u32 mpll_ss2; 58}; 59 60union r7xx_clock_registers { 61 struct rv770_clock_registers rv770; 62 struct rv730_clock_registers rv730; 63}; 64 65struct vddc_table_entry { 66 u16 vddc; 67 u8 vddc_index; 68 u8 high_smio; 69 u32 low_smio; 70}; 71 72#define MAX_NO_OF_MVDD_VALUES 2 73#define MAX_NO_VREG_STEPS 32 74 75struct rv7xx_power_info { 76 /* flags */ 77 bool mem_gddr5; 78 bool pcie_gen2; 79 bool dynamic_pcie_gen2; 80 bool acpi_pcie_gen2; 81 bool boot_in_gen2; 82 bool voltage_control; /* vddc */ 83 bool mvdd_control; 84 bool sclk_ss; 85 bool mclk_ss; 86 bool dynamic_ss; 87 bool gfx_clock_gating; 88 bool mg_clock_gating; 89 bool mgcgtssm; 90 bool power_gating; 91 bool thermal_protection; 92 bool display_gap; 93 bool dcodt; 94 bool ulps; 95 /* registers */ 96 union r7xx_clock_registers clk_regs; 97 u32 s0_vid_lower_smio_cntl; 98 /* voltage */ 99 u32 vddc_mask_low; 100 u32 mvdd_mask_low; 101 u32 mvdd_split_frequency; 102 u32 mvdd_low_smio[MAX_NO_OF_MVDD_VALUES]; 103 u16 max_vddc; 104 u16 max_vddc_in_table; 105 u16 min_vddc_in_table; 106 struct vddc_table_entry vddc_table[MAX_NO_VREG_STEPS]; 107 u8 valid_vddc_entries; 108 /* dc odt */ 109 u32 mclk_odt_threshold; 110 u8 odt_value_0[2]; 111 u8 odt_value_1[2]; 112 /* stored values */ 113 u32 boot_sclk; 114 u16 acpi_vddc; 115 u32 ref_div; 116 u32 active_auto_throttle_sources; 117 u32 mclk_stutter_mode_threshold; 118 u32 mclk_strobe_mode_threshold; 119 u32 mclk_edc_enable_threshold; 120 u32 bsp; 121 u32 bsu; 122 u32 pbsp; 123 u32 pbsu; 124 u32 dsp; 125 u32 psp; 126 u32 asi; 127 u32 pasi; 128 u32 vrc; 129 u32 restricted_levels; 130 u32 rlp; 131 u32 rmp; 132 u32 lhp; 133 u32 lmp; 134 /* smc offsets */ 135 u16 state_table_start; 136 u16 soft_regs_start; 137 u16 sram_end; 138 /* scratch structs */ 139 RV770_SMC_STATETABLE smc_statetable; 140}; 141 142struct rv7xx_pl { 143 u32 sclk; 144 u32 mclk; 145 u16 vddc; 146 u16 vddci; /* eg+ only */ 147 u32 flags; 148 enum radeon_pcie_gen pcie_gen; /* si+ only */ 149}; 150 151struct rv7xx_ps { 152 struct rv7xx_pl high; 153 struct rv7xx_pl medium; 154 struct rv7xx_pl low; 155 bool dc_compatible; 156}; 157 158#define RV770_RLP_DFLT 10 159#define RV770_RMP_DFLT 25 160#define RV770_LHP_DFLT 25 161#define RV770_LMP_DFLT 10 162#define RV770_VRC_DFLT 0x003f 163#define RV770_ASI_DFLT 1000 164#define RV770_HASI_DFLT 200000 165#define RV770_MGCGTTLOCAL0_DFLT 0x00100000 166#define RV7XX_MGCGTTLOCAL0_DFLT 0 167#define RV770_MGCGTTLOCAL1_DFLT 0xFFFF0000 168#define RV770_MGCGCGTSSMCTRL_DFLT 0x55940000 169 170#define MVDD_LOW_INDEX 0 171#define MVDD_HIGH_INDEX 1 172 173#define MVDD_LOW_VALUE 0 174#define MVDD_HIGH_VALUE 0xffff 175 176#define RV770_DEFAULT_VCLK_FREQ 53300 /* 10 khz */ 177#define RV770_DEFAULT_DCLK_FREQ 40000 /* 10 khz */ 178 179/* rv730/rv710 */ 180int rv730_populate_sclk_value(struct radeon_device *rdev, 181 u32 engine_clock, 182 RV770_SMC_SCLK_VALUE *sclk); 183int rv730_populate_mclk_value(struct radeon_device *rdev, 184 u32 engine_clock, u32 memory_clock, 185 LPRV7XX_SMC_MCLK_VALUE mclk); 186void rv730_read_clock_registers(struct radeon_device *rdev); 187int rv730_populate_smc_acpi_state(struct radeon_device *rdev, 188 RV770_SMC_STATETABLE *table); 189int rv730_populate_smc_initial_state(struct radeon_device *rdev, 190 struct radeon_ps *radeon_initial_state, 191 RV770_SMC_STATETABLE *table); 192void rv730_program_memory_timing_parameters(struct radeon_device *rdev, 193 struct radeon_ps *radeon_state); 194void rv730_power_gating_enable(struct radeon_device *rdev, 195 bool enable); 196void rv730_start_dpm(struct radeon_device *rdev); 197void rv730_stop_dpm(struct radeon_device *rdev); 198void rv730_program_dcodt(struct radeon_device *rdev, bool use_dcodt); 199void rv730_get_odt_values(struct radeon_device *rdev); 200 201/* rv740 */ 202int rv740_populate_sclk_value(struct radeon_device *rdev, u32 engine_clock, 203 RV770_SMC_SCLK_VALUE *sclk); 204int rv740_populate_mclk_value(struct radeon_device *rdev, 205 u32 engine_clock, u32 memory_clock, 206 RV7XX_SMC_MCLK_VALUE *mclk); 207void rv740_read_clock_registers(struct radeon_device *rdev); 208int rv740_populate_smc_acpi_state(struct radeon_device *rdev, 209 RV770_SMC_STATETABLE *table); 210void rv740_enable_mclk_spread_spectrum(struct radeon_device *rdev, 211 bool enable); 212u8 rv740_get_mclk_frequency_ratio(u32 memory_clock); 213u32 rv740_get_dll_speed(bool is_gddr5, u32 memory_clock); 214u32 rv740_get_decoded_reference_divider(u32 encoded_ref); 215 216/* rv770 */ 217u32 rv770_map_clkf_to_ibias(struct radeon_device *rdev, u32 clkf); 218int rv770_populate_vddc_value(struct radeon_device *rdev, u16 vddc, 219 RV770_SMC_VOLTAGE_VALUE *voltage); 220int rv770_populate_mvdd_value(struct radeon_device *rdev, u32 mclk, 221 RV770_SMC_VOLTAGE_VALUE *voltage); 222u8 rv770_get_seq_value(struct radeon_device *rdev, 223 struct rv7xx_pl *pl); 224int rv770_populate_initial_mvdd_value(struct radeon_device *rdev, 225 RV770_SMC_VOLTAGE_VALUE *voltage); 226u32 rv770_calculate_memory_refresh_rate(struct radeon_device *rdev, 227 u32 engine_clock); 228void rv770_program_response_times(struct radeon_device *rdev); 229int rv770_populate_smc_sp(struct radeon_device *rdev, 230 struct radeon_ps *radeon_state, 231 RV770_SMC_SWSTATE *smc_state); 232int rv770_populate_smc_t(struct radeon_device *rdev, 233 struct radeon_ps *radeon_state, 234 RV770_SMC_SWSTATE *smc_state); 235void rv770_read_voltage_smio_registers(struct radeon_device *rdev); 236void rv770_get_memory_type(struct radeon_device *rdev); 237void r7xx_start_smc(struct radeon_device *rdev); 238u8 rv770_get_memory_module_index(struct radeon_device *rdev); 239void rv770_get_max_vddc(struct radeon_device *rdev); 240void rv770_get_pcie_gen2_status(struct radeon_device *rdev); 241void rv770_enable_acpi_pm(struct radeon_device *rdev); 242void rv770_restore_cgcg(struct radeon_device *rdev); 243bool rv770_dpm_enabled(struct radeon_device *rdev); 244void rv770_enable_voltage_control(struct radeon_device *rdev, 245 bool enable); 246void rv770_enable_backbias(struct radeon_device *rdev, 247 bool enable); 248void rv770_enable_thermal_protection(struct radeon_device *rdev, 249 bool enable); 250void rv770_enable_auto_throttle_source(struct radeon_device *rdev, 251 enum radeon_dpm_auto_throttle_src source, 252 bool enable); 253void rv770_setup_bsp(struct radeon_device *rdev); 254void rv770_program_git(struct radeon_device *rdev); 255void rv770_program_tp(struct radeon_device *rdev); 256void rv770_program_tpp(struct radeon_device *rdev); 257void rv770_program_sstp(struct radeon_device *rdev); 258void rv770_program_engine_speed_parameters(struct radeon_device *rdev); 259void rv770_program_vc(struct radeon_device *rdev); 260void rv770_clear_vc(struct radeon_device *rdev); 261int rv770_upload_firmware(struct radeon_device *rdev); 262void rv770_stop_dpm(struct radeon_device *rdev); 263void r7xx_stop_smc(struct radeon_device *rdev); 264void rv770_reset_smio_status(struct radeon_device *rdev); 265int rv770_restrict_performance_levels_before_switch(struct radeon_device *rdev); 266int rv770_dpm_force_performance_level(struct radeon_device *rdev, 267 enum radeon_dpm_forced_level level); 268int rv770_halt_smc(struct radeon_device *rdev); 269int rv770_resume_smc(struct radeon_device *rdev); 270int rv770_set_sw_state(struct radeon_device *rdev); 271int rv770_set_boot_state(struct radeon_device *rdev); 272int rv7xx_parse_power_table(struct radeon_device *rdev); 273void rv770_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev, 274 struct radeon_ps *new_ps, 275 struct radeon_ps *old_ps); 276void rv770_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev, 277 struct radeon_ps *new_ps, 278 struct radeon_ps *old_ps); 279void rv770_get_engine_memory_ss(struct radeon_device *rdev); 280 281/* smc */ 282int rv770_write_smc_soft_register(struct radeon_device *rdev, 283 u16 reg_offset, u32 value); 284 285#endif