drivers/gpu/drm/radeon/si_dpm.h

   1 /*
   2  * Copyright 2012 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 __SI_DPM_H__
  24 #define __SI_DPM_H__
  25
  26 #include "ni_dpm.h"
  27 #include "sislands_smc.h"
  28
  29 enum si_cac_config_reg_type
  30 {
  31         SISLANDS_CACCONFIG_MMR = 0,
  32         SISLANDS_CACCONFIG_CGIND,
  33         SISLANDS_CACCONFIG_MAX
  34 };
  35
  36 struct si_cac_config_reg
  37 {
  38         u32 offset;
  39         u32 mask;
  40         u32 shift;
  41         u32 value;
  42         enum si_cac_config_reg_type type;
  43 };
  44
  45 struct si_powertune_data
  46 {
  47         u32 cac_window;
  48         u32 l2_lta_window_size_default;
  49         u8 lts_truncate_default;
  50         u8 shift_n_default;
  51         u8 operating_temp;
  52         struct ni_leakage_coeffients leakage_coefficients;
  53         u32 fixed_kt;
  54         u32 lkge_lut_v0_percent;
  55         u8 dc_cac[NISLANDS_DCCAC_MAX_LEVELS];
  56         bool enable_powertune_by_default;
  57 };
  58
  59 struct si_dyn_powertune_data
  60 {
  61         u32 cac_leakage;
  62         s32 leakage_minimum_temperature;
  63         u32 wintime;
  64         u32 l2_lta_window_size;
  65         u8 lts_truncate;
  66         u8 shift_n;
  67         u8 dc_pwr_value;
  68         bool disable_uvd_powertune;
  69 };
  70
  71 struct si_dte_data
  72 {
  73         u32 tau[SMC_SISLANDS_DTE_MAX_FILTER_STAGES];
  74         u32 r[SMC_SISLANDS_DTE_MAX_FILTER_STAGES];
  75         u32 k;
  76         u32 t0;
  77         u32 max_t;
  78         u8 window_size;
  79         u8 temp_select;
  80         u8 dte_mode;
  81         u8 tdep_count;
  82         u8 t_limits[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
  83         u32 tdep_tau[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
  84         u32 tdep_r[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
  85         u32 t_threshold;
  86         bool enable_dte_by_default;
  87 };
  88
  89 struct si_clock_registers {
  90         u32 cg_spll_func_cntl;
  91         u32 cg_spll_func_cntl_2;
  92         u32 cg_spll_func_cntl_3;
  93         u32 cg_spll_func_cntl_4;
  94         u32 cg_spll_spread_spectrum;
  95         u32 cg_spll_spread_spectrum_2;
  96         u32 dll_cntl;
  97         u32 mclk_pwrmgt_cntl;
  98         u32 mpll_ad_func_cntl;
  99         u32 mpll_dq_func_cntl;
 100         u32 mpll_func_cntl;
 101         u32 mpll_func_cntl_1;
 102         u32 mpll_func_cntl_2;
 103         u32 mpll_ss1;
 104         u32 mpll_ss2;
 105 };
 106
 107 struct si_mc_reg_entry {
 108         u32 mclk_max;
 109         u32 mc_data[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE];
 110 };
 111
 112 struct si_mc_reg_table {
 113         u8 last;
 114         u8 num_entries;
 115         u16 valid_flag;
 116         struct si_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
 117         SMC_NIslands_MCRegisterAddress mc_reg_address[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE];
 118 };
 119
 120 #define SISLANDS_MCREGISTERTABLE_INITIAL_SLOT               0
 121 #define SISLANDS_MCREGISTERTABLE_ACPI_SLOT                  1
 122 #define SISLANDS_MCREGISTERTABLE_ULV_SLOT                   2
 123 #define SISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT     3
 124
 125 struct si_leakage_voltage_entry
 126 {
 127         u16 voltage;
 128         u16 leakage_index;
 129 };
 130
 131 #define SISLANDS_LEAKAGE_INDEX0     0xff01
 132 #define SISLANDS_MAX_LEAKAGE_COUNT  4
 133
 134 struct si_leakage_voltage
 135 {
 136         u16 count;
 137         struct si_leakage_voltage_entry entries[SISLANDS_MAX_LEAKAGE_COUNT];
 138 };
 139
 140 #define SISLANDS_MAX_HARDWARE_POWERLEVELS 5
 141
 142 struct si_ulv_param {
 143         bool supported;
 144         u32 cg_ulv_control;
 145         u32 cg_ulv_parameter;
 146         u32 volt_change_delay;
 147         struct rv7xx_pl pl;
 148         bool one_pcie_lane_in_ulv;
 149 };
 150
 151 struct si_power_info {
 152         /* must be first! */
 153         struct ni_power_info ni;
 154         struct si_clock_registers clock_registers;
 155         struct si_mc_reg_table mc_reg_table;
 156         struct atom_voltage_table mvdd_voltage_table;
 157         struct atom_voltage_table vddc_phase_shed_table;
 158         struct si_leakage_voltage leakage_voltage;
 159         u16 mvdd_bootup_value;
 160         struct si_ulv_param ulv;
 161         u32 max_cu;
 162         /* pcie gen */
 163         enum radeon_pcie_gen force_pcie_gen;
 164         enum radeon_pcie_gen boot_pcie_gen;
 165         enum radeon_pcie_gen acpi_pcie_gen;
 166         u32 sys_pcie_mask;
 167         /* flags */
 168         bool enable_dte;
 169         bool enable_ppm;
 170         bool vddc_phase_shed_control;
 171         bool pspp_notify_required;
 172         bool sclk_deep_sleep_above_low;
 173         /* smc offsets */
 174         u32 sram_end;
 175         u32 state_table_start;
 176         u32 soft_regs_start;
 177         u32 mc_reg_table_start;
 178         u32 arb_table_start;
 179         u32 cac_table_start;
 180         u32 dte_table_start;
 181         u32 spll_table_start;
 182         u32 papm_cfg_table_start;
 183         /* CAC stuff */
 184         const struct si_cac_config_reg *cac_weights;
 185         const struct si_cac_config_reg *lcac_config;
 186         const struct si_cac_config_reg *cac_override;
 187         const struct si_powertune_data *powertune_data;
 188         struct si_dyn_powertune_data dyn_powertune_data;
 189         /* DTE stuff */
 190         struct si_dte_data dte_data;
 191         /* scratch structs */
 192         SMC_SIslands_MCRegisters smc_mc_reg_table;
 193         SISLANDS_SMC_STATETABLE smc_statetable;
 194         PP_SIslands_PAPMParameters papm_parm;
 195 };
 196
 197 #define SISLANDS_INITIAL_STATE_ARB_INDEX    0
 198 #define SISLANDS_ACPI_STATE_ARB_INDEX       1
 199 #define SISLANDS_ULV_STATE_ARB_INDEX        2
 200 #define SISLANDS_DRIVER_STATE_ARB_INDEX     3
 201
 202 #define SISLANDS_DPM2_MAX_PULSE_SKIP        256
 203
 204 #define SISLANDS_DPM2_NEAR_TDP_DEC          10
 205 #define SISLANDS_DPM2_ABOVE_SAFE_INC        5
 206 #define SISLANDS_DPM2_BELOW_SAFE_INC        20
 207
 208 #define SISLANDS_DPM2_TDP_SAFE_LIMIT_PERCENT            80
 209
 210 #define SISLANDS_DPM2_MAXPS_PERCENT_H                   99
 211 #define SISLANDS_DPM2_MAXPS_PERCENT_M                   99
 212
 213 #define SISLANDS_DPM2_SQ_RAMP_MAX_POWER                 0x3FFF
 214 #define SISLANDS_DPM2_SQ_RAMP_MIN_POWER                 0x12
 215 #define SISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA           0x15
 216 #define SISLANDS_DPM2_SQ_RAMP_STI_SIZE                  0x1E
 217 #define SISLANDS_DPM2_SQ_RAMP_LTI_RATIO                 0xF
 218
 219 #define SISLANDS_DPM2_PWREFFICIENCYRATIO_MARGIN         10
 220
 221 #define SISLANDS_VRC_DFLT                               0xC000B3
 222 #define SISLANDS_ULVVOLTAGECHANGEDELAY_DFLT             1687
 223 #define SISLANDS_CGULVPARAMETER_DFLT                    0x00040035
 224 #define SISLANDS_CGULVCONTROL_DFLT                      0x1f007550
 225
 226
 227 #endif