root/drivers/gpu/drm/radeon/ci_dpm.h

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   1 /*
   2  * Copyright 2013 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 __CI_DPM_H__
  24 #define __CI_DPM_H__
  25 
  26 #include "ppsmc.h"
  27 #include "radeon.h"
  28 
  29 #define SMU__NUM_SCLK_DPM_STATE  8
  30 #define SMU__NUM_MCLK_DPM_LEVELS 6
  31 #define SMU__NUM_LCLK_DPM_LEVELS 8
  32 #define SMU__NUM_PCIE_DPM_LEVELS 8
  33 #include "smu7_discrete.h"
  34 
  35 #define CISLANDS_MAX_HARDWARE_POWERLEVELS 2
  36 
  37 #define CISLANDS_UNUSED_GPIO_PIN 0x7F
  38 
  39 struct ci_pl {
  40         u32 mclk;
  41         u32 sclk;
  42         enum radeon_pcie_gen pcie_gen;
  43         u16 pcie_lane;
  44 };
  45 
  46 struct ci_ps {
  47         u16 performance_level_count;
  48         bool dc_compatible;
  49         u32 sclk_t;
  50         struct ci_pl performance_levels[CISLANDS_MAX_HARDWARE_POWERLEVELS];
  51 };
  52 
  53 struct ci_dpm_level {
  54         bool enabled;
  55         u32 value;
  56         u32 param1;
  57 };
  58 
  59 #define CISLAND_MAX_DEEPSLEEP_DIVIDER_ID 5
  60 #define MAX_REGULAR_DPM_NUMBER 8
  61 #define CISLAND_MINIMUM_ENGINE_CLOCK 800
  62 
  63 struct ci_single_dpm_table {
  64         u32 count;
  65         struct ci_dpm_level dpm_levels[MAX_REGULAR_DPM_NUMBER];
  66 };
  67 
  68 struct ci_dpm_table {
  69         struct ci_single_dpm_table sclk_table;
  70         struct ci_single_dpm_table mclk_table;
  71         struct ci_single_dpm_table pcie_speed_table;
  72         struct ci_single_dpm_table vddc_table;
  73         struct ci_single_dpm_table vddci_table;
  74         struct ci_single_dpm_table mvdd_table;
  75 };
  76 
  77 struct ci_mc_reg_entry {
  78         u32 mclk_max;
  79         u32 mc_data[SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE];
  80 };
  81 
  82 struct ci_mc_reg_table {
  83         u8 last;
  84         u8 num_entries;
  85         u16 valid_flag;
  86         struct ci_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
  87         SMU7_Discrete_MCRegisterAddress mc_reg_address[SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE];
  88 };
  89 
  90 struct ci_ulv_parm
  91 {
  92         bool supported;
  93         u32 cg_ulv_parameter;
  94         u32 volt_change_delay;
  95         struct ci_pl pl;
  96 };
  97 
  98 #define CISLANDS_MAX_LEAKAGE_COUNT  8
  99 
 100 struct ci_leakage_voltage {
 101         u16 count;
 102         u16 leakage_id[CISLANDS_MAX_LEAKAGE_COUNT];
 103         u16 actual_voltage[CISLANDS_MAX_LEAKAGE_COUNT];
 104 };
 105 
 106 struct ci_dpm_level_enable_mask {
 107         u32 uvd_dpm_enable_mask;
 108         u32 vce_dpm_enable_mask;
 109         u32 acp_dpm_enable_mask;
 110         u32 samu_dpm_enable_mask;
 111         u32 sclk_dpm_enable_mask;
 112         u32 mclk_dpm_enable_mask;
 113         u32 pcie_dpm_enable_mask;
 114 };
 115 
 116 struct ci_vbios_boot_state
 117 {
 118         u16 mvdd_bootup_value;
 119         u16 vddc_bootup_value;
 120         u16 vddci_bootup_value;
 121         u32 sclk_bootup_value;
 122         u32 mclk_bootup_value;
 123         u16 pcie_gen_bootup_value;
 124         u16 pcie_lane_bootup_value;
 125 };
 126 
 127 struct ci_clock_registers {
 128         u32 cg_spll_func_cntl;
 129         u32 cg_spll_func_cntl_2;
 130         u32 cg_spll_func_cntl_3;
 131         u32 cg_spll_func_cntl_4;
 132         u32 cg_spll_spread_spectrum;
 133         u32 cg_spll_spread_spectrum_2;
 134         u32 dll_cntl;
 135         u32 mclk_pwrmgt_cntl;
 136         u32 mpll_ad_func_cntl;
 137         u32 mpll_dq_func_cntl;
 138         u32 mpll_func_cntl;
 139         u32 mpll_func_cntl_1;
 140         u32 mpll_func_cntl_2;
 141         u32 mpll_ss1;
 142         u32 mpll_ss2;
 143 };
 144 
 145 struct ci_thermal_temperature_setting {
 146         s32 temperature_low;
 147         s32 temperature_high;
 148         s32 temperature_shutdown;
 149 };
 150 
 151 struct ci_pcie_perf_range {
 152         u16 max;
 153         u16 min;
 154 };
 155 
 156 enum ci_pt_config_reg_type {
 157         CISLANDS_CONFIGREG_MMR = 0,
 158         CISLANDS_CONFIGREG_SMC_IND,
 159         CISLANDS_CONFIGREG_DIDT_IND,
 160         CISLANDS_CONFIGREG_CACHE,
 161         CISLANDS_CONFIGREG_MAX
 162 };
 163 
 164 #define POWERCONTAINMENT_FEATURE_BAPM            0x00000001
 165 #define POWERCONTAINMENT_FEATURE_TDCLimit        0x00000002
 166 #define POWERCONTAINMENT_FEATURE_PkgPwrLimit     0x00000004
 167 
 168 struct ci_pt_config_reg {
 169         u32 offset;
 170         u32 mask;
 171         u32 shift;
 172         u32 value;
 173         enum ci_pt_config_reg_type type;
 174 };
 175 
 176 struct ci_pt_defaults {
 177         u8 svi_load_line_en;
 178         u8 svi_load_line_vddc;
 179         u8 tdc_vddc_throttle_release_limit_perc;
 180         u8 tdc_mawt;
 181         u8 tdc_waterfall_ctl;
 182         u8 dte_ambient_temp_base;
 183         u32 display_cac;
 184         u32 bapm_temp_gradient;
 185         u16 bapmti_r[SMU7_DTE_ITERATIONS * SMU7_DTE_SOURCES * SMU7_DTE_SINKS];
 186         u16 bapmti_rc[SMU7_DTE_ITERATIONS * SMU7_DTE_SOURCES * SMU7_DTE_SINKS];
 187 };
 188 
 189 #define DPMTABLE_OD_UPDATE_SCLK     0x00000001
 190 #define DPMTABLE_OD_UPDATE_MCLK     0x00000002
 191 #define DPMTABLE_UPDATE_SCLK        0x00000004
 192 #define DPMTABLE_UPDATE_MCLK        0x00000008
 193 
 194 struct ci_power_info {
 195         struct ci_dpm_table dpm_table;
 196         u32 voltage_control;
 197         u32 mvdd_control;
 198         u32 vddci_control;
 199         u32 active_auto_throttle_sources;
 200         struct ci_clock_registers clock_registers;
 201         u16 acpi_vddc;
 202         u16 acpi_vddci;
 203         enum radeon_pcie_gen force_pcie_gen;
 204         enum radeon_pcie_gen acpi_pcie_gen;
 205         struct ci_leakage_voltage vddc_leakage;
 206         struct ci_leakage_voltage vddci_leakage;
 207         u16 max_vddc_in_pp_table;
 208         u16 min_vddc_in_pp_table;
 209         u16 max_vddci_in_pp_table;
 210         u16 min_vddci_in_pp_table;
 211         u32 mclk_strobe_mode_threshold;
 212         u32 mclk_stutter_mode_threshold;
 213         u32 mclk_edc_enable_threshold;
 214         u32 mclk_edc_wr_enable_threshold;
 215         struct ci_vbios_boot_state vbios_boot_state;
 216         /* smc offsets */
 217         u32 sram_end;
 218         u32 dpm_table_start;
 219         u32 soft_regs_start;
 220         u32 mc_reg_table_start;
 221         u32 fan_table_start;
 222         u32 arb_table_start;
 223         /* smc tables */
 224         SMU7_Discrete_DpmTable smc_state_table;
 225         SMU7_Discrete_MCRegisters smc_mc_reg_table;
 226         SMU7_Discrete_PmFuses smc_powertune_table;
 227         /* other stuff */
 228         struct ci_mc_reg_table mc_reg_table;
 229         struct atom_voltage_table vddc_voltage_table;
 230         struct atom_voltage_table vddci_voltage_table;
 231         struct atom_voltage_table mvdd_voltage_table;
 232         struct ci_ulv_parm ulv;
 233         u32 power_containment_features;
 234         const struct ci_pt_defaults *powertune_defaults;
 235         u32 dte_tj_offset;
 236         bool vddc_phase_shed_control;
 237         struct ci_thermal_temperature_setting thermal_temp_setting;
 238         struct ci_dpm_level_enable_mask dpm_level_enable_mask;
 239         u32 need_update_smu7_dpm_table;
 240         u32 sclk_dpm_key_disabled;
 241         u32 mclk_dpm_key_disabled;
 242         u32 pcie_dpm_key_disabled;
 243         u32 thermal_sclk_dpm_enabled;
 244         struct ci_pcie_perf_range pcie_gen_performance;
 245         struct ci_pcie_perf_range pcie_lane_performance;
 246         struct ci_pcie_perf_range pcie_gen_powersaving;
 247         struct ci_pcie_perf_range pcie_lane_powersaving;
 248         u32 activity_target[SMU7_MAX_LEVELS_GRAPHICS];
 249         u32 mclk_activity_target;
 250         u32 low_sclk_interrupt_t;
 251         u32 last_mclk_dpm_enable_mask;
 252         u32 sys_pcie_mask;
 253         /* caps */
 254         bool caps_power_containment;
 255         bool caps_cac;
 256         bool caps_sq_ramping;
 257         bool caps_db_ramping;
 258         bool caps_td_ramping;
 259         bool caps_tcp_ramping;
 260         bool caps_fps;
 261         bool caps_sclk_ds;
 262         bool caps_sclk_ss_support;
 263         bool caps_mclk_ss_support;
 264         bool caps_uvd_dpm;
 265         bool caps_vce_dpm;
 266         bool caps_samu_dpm;
 267         bool caps_acp_dpm;
 268         bool caps_automatic_dc_transition;
 269         bool caps_sclk_throttle_low_notification;
 270         bool caps_dynamic_ac_timing;
 271         bool caps_od_fuzzy_fan_control_support;
 272         /* flags */
 273         bool thermal_protection;
 274         bool pcie_performance_request;
 275         bool dynamic_ss;
 276         bool dll_default_on;
 277         bool cac_enabled;
 278         bool uvd_enabled;
 279         bool battery_state;
 280         bool pspp_notify_required;
 281         bool mem_gddr5;
 282         bool enable_bapm_feature;
 283         bool enable_tdc_limit_feature;
 284         bool enable_pkg_pwr_tracking_feature;
 285         bool use_pcie_performance_levels;
 286         bool use_pcie_powersaving_levels;
 287         bool uvd_power_gated;
 288         /* driver states */
 289         struct radeon_ps current_rps;
 290         struct ci_ps current_ps;
 291         struct radeon_ps requested_rps;
 292         struct ci_ps requested_ps;
 293         /* fan control */
 294         bool fan_ctrl_is_in_default_mode;
 295         bool fan_is_controlled_by_smc;
 296         u32 t_min;
 297         u32 fan_ctrl_default_mode;
 298 };
 299 
 300 #define CISLANDS_VOLTAGE_CONTROL_NONE                   0x0
 301 #define CISLANDS_VOLTAGE_CONTROL_BY_GPIO                0x1
 302 #define CISLANDS_VOLTAGE_CONTROL_BY_SVID2               0x2
 303 
 304 #define CISLANDS_Q88_FORMAT_CONVERSION_UNIT             256
 305 
 306 #define CISLANDS_VRC_DFLT0                              0x3FFFC000
 307 #define CISLANDS_VRC_DFLT1                              0x000400
 308 #define CISLANDS_VRC_DFLT2                              0xC00080
 309 #define CISLANDS_VRC_DFLT3                              0xC00200
 310 #define CISLANDS_VRC_DFLT4                              0xC01680
 311 #define CISLANDS_VRC_DFLT5                              0xC00033
 312 #define CISLANDS_VRC_DFLT6                              0xC00033
 313 #define CISLANDS_VRC_DFLT7                              0x3FFFC000
 314 
 315 #define CISLANDS_CGULVPARAMETER_DFLT                    0x00040035
 316 #define CISLAND_TARGETACTIVITY_DFLT                     30
 317 #define CISLAND_MCLK_TARGETACTIVITY_DFLT                10
 318 
 319 #define PCIE_PERF_REQ_REMOVE_REGISTRY   0
 320 #define PCIE_PERF_REQ_FORCE_LOWPOWER    1
 321 #define PCIE_PERF_REQ_PECI_GEN1         2
 322 #define PCIE_PERF_REQ_PECI_GEN2         3
 323 #define PCIE_PERF_REQ_PECI_GEN3         4
 324 
 325 int ci_copy_bytes_to_smc(struct radeon_device *rdev,
 326                          u32 smc_start_address,
 327                          const u8 *src, u32 byte_count, u32 limit);
 328 void ci_start_smc(struct radeon_device *rdev);
 329 void ci_reset_smc(struct radeon_device *rdev);
 330 int ci_program_jump_on_start(struct radeon_device *rdev);
 331 void ci_stop_smc_clock(struct radeon_device *rdev);
 332 void ci_start_smc_clock(struct radeon_device *rdev);
 333 bool ci_is_smc_running(struct radeon_device *rdev);
 334 PPSMC_Result ci_wait_for_smc_inactive(struct radeon_device *rdev);
 335 int ci_load_smc_ucode(struct radeon_device *rdev, u32 limit);
 336 int ci_read_smc_sram_dword(struct radeon_device *rdev,
 337                            u32 smc_address, u32 *value, u32 limit);
 338 int ci_write_smc_sram_dword(struct radeon_device *rdev,
 339                             u32 smc_address, u32 value, u32 limit);
 340 
 341 #endif

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