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 24 #include <linux/firmware.h> 25 #include "drmP.h" 26 #include "radeon.h" 27 #include "radeon_asic.h" 28 #include "radeon_ucode.h" 29 #include "cikd.h" 30 #include "r600_dpm.h" 31 #include "ci_dpm.h" 32 #include "atom.h" 33 #include <linux/seq_file.h> 34 35 #define MC_CG_ARB_FREQ_F0 0x0a 36 #define MC_CG_ARB_FREQ_F1 0x0b 37 #define MC_CG_ARB_FREQ_F2 0x0c 38 #define MC_CG_ARB_FREQ_F3 0x0d 39 40 #define SMC_RAM_END 0x40000 41 42 #define VOLTAGE_SCALE 4 43 #define VOLTAGE_VID_OFFSET_SCALE1 625 44 #define VOLTAGE_VID_OFFSET_SCALE2 100 45 46 static const struct ci_pt_defaults defaults_hawaii_xt = 47 { 48 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0xB0000, 49 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 }, 50 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 } 51 }; 52 53 static const struct ci_pt_defaults defaults_hawaii_pro = 54 { 55 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0x65062, 56 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 }, 57 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 } 58 }; 59 60 static const struct ci_pt_defaults defaults_bonaire_xt = 61 { 62 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000, 63 { 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61 }, 64 { 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 } 65 }; 66 67 #if 0 /* unused */ 68 static const struct ci_pt_defaults defaults_bonaire_pro = 69 { 70 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0x65062, 71 { 0x8C, 0x23F, 0x244, 0xA6, 0x83, 0x85, 0x86, 0x86, 0x83, 0xDB, 0xDB, 0xDA, 0x67, 0x60, 0x5F }, 72 { 0x187, 0x193, 0x193, 0x1C7, 0x1D1, 0x1D1, 0x210, 0x219, 0x219, 0x266, 0x26C, 0x26C, 0x2C9, 0x2CB, 0x2CB } 73 }; 74 #endif 75 76 static const struct ci_pt_defaults defaults_saturn_xt = 77 { 78 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x70000, 79 { 0x8C, 0x247, 0x249, 0xA6, 0x80, 0x81, 0x8B, 0x89, 0x86, 0xC9, 0xCA, 0xC9, 0x4D, 0x4D, 0x4D }, 80 { 0x187, 0x187, 0x187, 0x1C7, 0x1C7, 0x1C7, 0x210, 0x210, 0x210, 0x266, 0x266, 0x266, 0x2C9, 0x2C9, 0x2C9 } 81 }; 82 83 #if 0 /* unused */ 84 static const struct ci_pt_defaults defaults_saturn_pro = 85 { 86 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x30000, 87 { 0x96, 0x21D, 0x23B, 0xA1, 0x85, 0x87, 0x83, 0x84, 0x81, 0xE6, 0xE6, 0xE6, 0x71, 0x6A, 0x6A }, 88 { 0x193, 0x19E, 0x19E, 0x1D2, 0x1DC, 0x1DC, 0x21A, 0x223, 0x223, 0x26E, 0x27E, 0x274, 0x2CF, 0x2D2, 0x2D2 } 89 }; 90 #endif 91 92 static const struct ci_pt_config_reg didt_config_ci[] = 93 { 94 { 0x10, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 95 { 0x10, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 96 { 0x10, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 97 { 0x10, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 98 { 0x11, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 99 { 0x11, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 100 { 0x11, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 101 { 0x11, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 102 { 0x12, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 103 { 0x12, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 104 { 0x12, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 105 { 0x12, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 106 { 0x2, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 107 { 0x2, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 108 { 0x2, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 109 { 0x1, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 110 { 0x1, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 111 { 0x0, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 112 { 0x30, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 113 { 0x30, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 114 { 0x30, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 115 { 0x30, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 116 { 0x31, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 117 { 0x31, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 118 { 0x31, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 119 { 0x31, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 120 { 0x32, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 121 { 0x32, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 122 { 0x32, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 123 { 0x32, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 124 { 0x22, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 125 { 0x22, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 126 { 0x22, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 127 { 0x21, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 128 { 0x21, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 129 { 0x20, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 130 { 0x50, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 131 { 0x50, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 132 { 0x50, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 133 { 0x50, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 134 { 0x51, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 135 { 0x51, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 136 { 0x51, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 137 { 0x51, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 138 { 0x52, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 139 { 0x52, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 140 { 0x52, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 141 { 0x52, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 142 { 0x42, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 143 { 0x42, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 144 { 0x42, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 145 { 0x41, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 146 { 0x41, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 147 { 0x40, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 148 { 0x70, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 149 { 0x70, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 150 { 0x70, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 151 { 0x70, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 152 { 0x71, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 153 { 0x71, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 154 { 0x71, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 155 { 0x71, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 156 { 0x72, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 157 { 0x72, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 158 { 0x72, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 159 { 0x72, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 160 { 0x62, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 161 { 0x62, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 162 { 0x62, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 163 { 0x61, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 164 { 0x61, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 165 { 0x60, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 166 { 0xFFFFFFFF } 167 }; 168 169 extern u8 rv770_get_memory_module_index(struct radeon_device *rdev); 170 extern int ni_copy_and_switch_arb_sets(struct radeon_device *rdev, 171 u32 arb_freq_src, u32 arb_freq_dest); 172 173 static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev, 174 struct atom_voltage_table_entry *voltage_table, 175 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd); 176 static int ci_set_power_limit(struct radeon_device *rdev, u32 n); 177 static int ci_set_overdrive_target_tdp(struct radeon_device *rdev, 178 u32 target_tdp); 179 static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate); 180 181 static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev, 182 PPSMC_Msg msg, u32 parameter); 183 184 static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev); 185 static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev); 186 187 static struct ci_power_info *ci_get_pi(struct radeon_device *rdev) 188 { 189 struct ci_power_info *pi = rdev->pm.dpm.priv; 190 191 return pi; 192 } 193 194 static struct ci_ps *ci_get_ps(struct radeon_ps *rps) 195 { 196 struct ci_ps *ps = rps->ps_priv; 197 198 return ps; 199 } 200 201 static void ci_initialize_powertune_defaults(struct radeon_device *rdev) 202 { 203 struct ci_power_info *pi = ci_get_pi(rdev); 204 205 switch (rdev->pdev->device) { 206 case 0x6649: 207 case 0x6650: 208 case 0x6651: 209 case 0x6658: 210 case 0x665C: 211 case 0x665D: 212 default: 213 pi->powertune_defaults = &defaults_bonaire_xt; 214 break; 215 case 0x6640: 216 case 0x6641: 217 case 0x6646: 218 case 0x6647: 219 pi->powertune_defaults = &defaults_saturn_xt; 220 break; 221 case 0x67B8: 222 case 0x67B0: 223 pi->powertune_defaults = &defaults_hawaii_xt; 224 break; 225 case 0x67BA: 226 case 0x67B1: 227 pi->powertune_defaults = &defaults_hawaii_pro; 228 break; 229 case 0x67A0: 230 case 0x67A1: 231 case 0x67A2: 232 case 0x67A8: 233 case 0x67A9: 234 case 0x67AA: 235 case 0x67B9: 236 case 0x67BE: 237 pi->powertune_defaults = &defaults_bonaire_xt; 238 break; 239 } 240 241 pi->dte_tj_offset = 0; 242 243 pi->caps_power_containment = true; 244 pi->caps_cac = false; 245 pi->caps_sq_ramping = false; 246 pi->caps_db_ramping = false; 247 pi->caps_td_ramping = false; 248 pi->caps_tcp_ramping = false; 249 250 if (pi->caps_power_containment) { 251 pi->caps_cac = true; 252 if (rdev->family == CHIP_HAWAII) 253 pi->enable_bapm_feature = false; 254 else 255 pi->enable_bapm_feature = true; 256 pi->enable_tdc_limit_feature = true; 257 pi->enable_pkg_pwr_tracking_feature = true; 258 } 259 } 260 261 static u8 ci_convert_to_vid(u16 vddc) 262 { 263 return (6200 - (vddc * VOLTAGE_SCALE)) / 25; 264 } 265 266 static int ci_populate_bapm_vddc_vid_sidd(struct radeon_device *rdev) 267 { 268 struct ci_power_info *pi = ci_get_pi(rdev); 269 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd; 270 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd; 271 u8 *hi2_vid = pi->smc_powertune_table.BapmVddCVidHiSidd2; 272 u32 i; 273 274 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries == NULL) 275 return -EINVAL; 276 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count > 8) 277 return -EINVAL; 278 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count != 279 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count) 280 return -EINVAL; 281 282 for (i = 0; i < rdev->pm.dpm.dyn_state.cac_leakage_table.count; i++) { 283 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { 284 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1); 285 hi_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2); 286 hi2_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3); 287 } else { 288 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc); 289 hi_vid[i] = ci_convert_to_vid((u16)rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage); 290 } 291 } 292 return 0; 293 } 294 295 static int ci_populate_vddc_vid(struct radeon_device *rdev) 296 { 297 struct ci_power_info *pi = ci_get_pi(rdev); 298 u8 *vid = pi->smc_powertune_table.VddCVid; 299 u32 i; 300 301 if (pi->vddc_voltage_table.count > 8) 302 return -EINVAL; 303 304 for (i = 0; i < pi->vddc_voltage_table.count; i++) 305 vid[i] = ci_convert_to_vid(pi->vddc_voltage_table.entries[i].value); 306 307 return 0; 308 } 309 310 static int ci_populate_svi_load_line(struct radeon_device *rdev) 311 { 312 struct ci_power_info *pi = ci_get_pi(rdev); 313 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; 314 315 pi->smc_powertune_table.SviLoadLineEn = pt_defaults->svi_load_line_en; 316 pi->smc_powertune_table.SviLoadLineVddC = pt_defaults->svi_load_line_vddc; 317 pi->smc_powertune_table.SviLoadLineTrimVddC = 3; 318 pi->smc_powertune_table.SviLoadLineOffsetVddC = 0; 319 320 return 0; 321 } 322 323 static int ci_populate_tdc_limit(struct radeon_device *rdev) 324 { 325 struct ci_power_info *pi = ci_get_pi(rdev); 326 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; 327 u16 tdc_limit; 328 329 tdc_limit = rdev->pm.dpm.dyn_state.cac_tdp_table->tdc * 256; 330 pi->smc_powertune_table.TDC_VDDC_PkgLimit = cpu_to_be16(tdc_limit); 331 pi->smc_powertune_table.TDC_VDDC_ThrottleReleaseLimitPerc = 332 pt_defaults->tdc_vddc_throttle_release_limit_perc; 333 pi->smc_powertune_table.TDC_MAWt = pt_defaults->tdc_mawt; 334 335 return 0; 336 } 337 338 static int ci_populate_dw8(struct radeon_device *rdev) 339 { 340 struct ci_power_info *pi = ci_get_pi(rdev); 341 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; 342 int ret; 343 344 ret = ci_read_smc_sram_dword(rdev, 345 SMU7_FIRMWARE_HEADER_LOCATION + 346 offsetof(SMU7_Firmware_Header, PmFuseTable) + 347 offsetof(SMU7_Discrete_PmFuses, TdcWaterfallCtl), 348 (u32 *)&pi->smc_powertune_table.TdcWaterfallCtl, 349 pi->sram_end); 350 if (ret) 351 return -EINVAL; 352 else 353 pi->smc_powertune_table.TdcWaterfallCtl = pt_defaults->tdc_waterfall_ctl; 354 355 return 0; 356 } 357 358 static int ci_populate_fuzzy_fan(struct radeon_device *rdev) 359 { 360 struct ci_power_info *pi = ci_get_pi(rdev); 361 362 if ((rdev->pm.dpm.fan.fan_output_sensitivity & (1 << 15)) || 363 (rdev->pm.dpm.fan.fan_output_sensitivity == 0)) 364 rdev->pm.dpm.fan.fan_output_sensitivity = 365 rdev->pm.dpm.fan.default_fan_output_sensitivity; 366 367 pi->smc_powertune_table.FuzzyFan_PwmSetDelta = 368 cpu_to_be16(rdev->pm.dpm.fan.fan_output_sensitivity); 369 370 return 0; 371 } 372 373 static int ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(struct radeon_device *rdev) 374 { 375 struct ci_power_info *pi = ci_get_pi(rdev); 376 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd; 377 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd; 378 int i, min, max; 379 380 min = max = hi_vid[0]; 381 for (i = 0; i < 8; i++) { 382 if (0 != hi_vid[i]) { 383 if (min > hi_vid[i]) 384 min = hi_vid[i]; 385 if (max < hi_vid[i]) 386 max = hi_vid[i]; 387 } 388 389 if (0 != lo_vid[i]) { 390 if (min > lo_vid[i]) 391 min = lo_vid[i]; 392 if (max < lo_vid[i]) 393 max = lo_vid[i]; 394 } 395 } 396 397 if ((min == 0) || (max == 0)) 398 return -EINVAL; 399 pi->smc_powertune_table.GnbLPMLMaxVid = (u8)max; 400 pi->smc_powertune_table.GnbLPMLMinVid = (u8)min; 401 402 return 0; 403 } 404 405 static int ci_populate_bapm_vddc_base_leakage_sidd(struct radeon_device *rdev) 406 { 407 struct ci_power_info *pi = ci_get_pi(rdev); 408 u16 hi_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd; 409 u16 lo_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd; 410 struct radeon_cac_tdp_table *cac_tdp_table = 411 rdev->pm.dpm.dyn_state.cac_tdp_table; 412 413 hi_sidd = cac_tdp_table->high_cac_leakage / 100 * 256; 414 lo_sidd = cac_tdp_table->low_cac_leakage / 100 * 256; 415 416 pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd = cpu_to_be16(hi_sidd); 417 pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd = cpu_to_be16(lo_sidd); 418 419 return 0; 420 } 421 422 static int ci_populate_bapm_parameters_in_dpm_table(struct radeon_device *rdev) 423 { 424 struct ci_power_info *pi = ci_get_pi(rdev); 425 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; 426 SMU7_Discrete_DpmTable *dpm_table = &pi->smc_state_table; 427 struct radeon_cac_tdp_table *cac_tdp_table = 428 rdev->pm.dpm.dyn_state.cac_tdp_table; 429 struct radeon_ppm_table *ppm = rdev->pm.dpm.dyn_state.ppm_table; 430 int i, j, k; 431 const u16 *def1; 432 const u16 *def2; 433 434 dpm_table->DefaultTdp = cac_tdp_table->tdp * 256; 435 dpm_table->TargetTdp = cac_tdp_table->configurable_tdp * 256; 436 437 dpm_table->DTETjOffset = (u8)pi->dte_tj_offset; 438 dpm_table->GpuTjMax = 439 (u8)(pi->thermal_temp_setting.temperature_high / 1000); 440 dpm_table->GpuTjHyst = 8; 441 442 dpm_table->DTEAmbientTempBase = pt_defaults->dte_ambient_temp_base; 443 444 if (ppm) { 445 dpm_table->PPM_PkgPwrLimit = cpu_to_be16((u16)ppm->dgpu_tdp * 256 / 1000); 446 dpm_table->PPM_TemperatureLimit = cpu_to_be16((u16)ppm->tj_max * 256); 447 } else { 448 dpm_table->PPM_PkgPwrLimit = cpu_to_be16(0); 449 dpm_table->PPM_TemperatureLimit = cpu_to_be16(0); 450 } 451 452 dpm_table->BAPM_TEMP_GRADIENT = cpu_to_be32(pt_defaults->bapm_temp_gradient); 453 def1 = pt_defaults->bapmti_r; 454 def2 = pt_defaults->bapmti_rc; 455 456 for (i = 0; i < SMU7_DTE_ITERATIONS; i++) { 457 for (j = 0; j < SMU7_DTE_SOURCES; j++) { 458 for (k = 0; k < SMU7_DTE_SINKS; k++) { 459 dpm_table->BAPMTI_R[i][j][k] = cpu_to_be16(*def1); 460 dpm_table->BAPMTI_RC[i][j][k] = cpu_to_be16(*def2); 461 def1++; 462 def2++; 463 } 464 } 465 } 466 467 return 0; 468 } 469 470 static int ci_populate_pm_base(struct radeon_device *rdev) 471 { 472 struct ci_power_info *pi = ci_get_pi(rdev); 473 u32 pm_fuse_table_offset; 474 int ret; 475 476 if (pi->caps_power_containment) { 477 ret = ci_read_smc_sram_dword(rdev, 478 SMU7_FIRMWARE_HEADER_LOCATION + 479 offsetof(SMU7_Firmware_Header, PmFuseTable), 480 &pm_fuse_table_offset, pi->sram_end); 481 if (ret) 482 return ret; 483 ret = ci_populate_bapm_vddc_vid_sidd(rdev); 484 if (ret) 485 return ret; 486 ret = ci_populate_vddc_vid(rdev); 487 if (ret) 488 return ret; 489 ret = ci_populate_svi_load_line(rdev); 490 if (ret) 491 return ret; 492 ret = ci_populate_tdc_limit(rdev); 493 if (ret) 494 return ret; 495 ret = ci_populate_dw8(rdev); 496 if (ret) 497 return ret; 498 ret = ci_populate_fuzzy_fan(rdev); 499 if (ret) 500 return ret; 501 ret = ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(rdev); 502 if (ret) 503 return ret; 504 ret = ci_populate_bapm_vddc_base_leakage_sidd(rdev); 505 if (ret) 506 return ret; 507 ret = ci_copy_bytes_to_smc(rdev, pm_fuse_table_offset, 508 (u8 *)&pi->smc_powertune_table, 509 sizeof(SMU7_Discrete_PmFuses), pi->sram_end); 510 if (ret) 511 return ret; 512 } 513 514 return 0; 515 } 516 517 static void ci_do_enable_didt(struct radeon_device *rdev, const bool enable) 518 { 519 struct ci_power_info *pi = ci_get_pi(rdev); 520 u32 data; 521 522 if (pi->caps_sq_ramping) { 523 data = RREG32_DIDT(DIDT_SQ_CTRL0); 524 if (enable) 525 data |= DIDT_CTRL_EN; 526 else 527 data &= ~DIDT_CTRL_EN; 528 WREG32_DIDT(DIDT_SQ_CTRL0, data); 529 } 530 531 if (pi->caps_db_ramping) { 532 data = RREG32_DIDT(DIDT_DB_CTRL0); 533 if (enable) 534 data |= DIDT_CTRL_EN; 535 else 536 data &= ~DIDT_CTRL_EN; 537 WREG32_DIDT(DIDT_DB_CTRL0, data); 538 } 539 540 if (pi->caps_td_ramping) { 541 data = RREG32_DIDT(DIDT_TD_CTRL0); 542 if (enable) 543 data |= DIDT_CTRL_EN; 544 else 545 data &= ~DIDT_CTRL_EN; 546 WREG32_DIDT(DIDT_TD_CTRL0, data); 547 } 548 549 if (pi->caps_tcp_ramping) { 550 data = RREG32_DIDT(DIDT_TCP_CTRL0); 551 if (enable) 552 data |= DIDT_CTRL_EN; 553 else 554 data &= ~DIDT_CTRL_EN; 555 WREG32_DIDT(DIDT_TCP_CTRL0, data); 556 } 557 } 558 559 static int ci_program_pt_config_registers(struct radeon_device *rdev, 560 const struct ci_pt_config_reg *cac_config_regs) 561 { 562 const struct ci_pt_config_reg *config_regs = cac_config_regs; 563 u32 data; 564 u32 cache = 0; 565 566 if (config_regs == NULL) 567 return -EINVAL; 568 569 while (config_regs->offset != 0xFFFFFFFF) { 570 if (config_regs->type == CISLANDS_CONFIGREG_CACHE) { 571 cache |= ((config_regs->value << config_regs->shift) & config_regs->mask); 572 } else { 573 switch (config_regs->type) { 574 case CISLANDS_CONFIGREG_SMC_IND: 575 data = RREG32_SMC(config_regs->offset); 576 break; 577 case CISLANDS_CONFIGREG_DIDT_IND: 578 data = RREG32_DIDT(config_regs->offset); 579 break; 580 default: 581 data = RREG32(config_regs->offset << 2); 582 break; 583 } 584 585 data &= ~config_regs->mask; 586 data |= ((config_regs->value << config_regs->shift) & config_regs->mask); 587 data |= cache; 588 589 switch (config_regs->type) { 590 case CISLANDS_CONFIGREG_SMC_IND: 591 WREG32_SMC(config_regs->offset, data); 592 break; 593 case CISLANDS_CONFIGREG_DIDT_IND: 594 WREG32_DIDT(config_regs->offset, data); 595 break; 596 default: 597 WREG32(config_regs->offset << 2, data); 598 break; 599 } 600 cache = 0; 601 } 602 config_regs++; 603 } 604 return 0; 605 } 606 607 static int ci_enable_didt(struct radeon_device *rdev, bool enable) 608 { 609 struct ci_power_info *pi = ci_get_pi(rdev); 610 int ret; 611 612 if (pi->caps_sq_ramping || pi->caps_db_ramping || 613 pi->caps_td_ramping || pi->caps_tcp_ramping) { 614 cik_enter_rlc_safe_mode(rdev); 615 616 if (enable) { 617 ret = ci_program_pt_config_registers(rdev, didt_config_ci); 618 if (ret) { 619 cik_exit_rlc_safe_mode(rdev); 620 return ret; 621 } 622 } 623 624 ci_do_enable_didt(rdev, enable); 625 626 cik_exit_rlc_safe_mode(rdev); 627 } 628 629 return 0; 630 } 631 632 static int ci_enable_power_containment(struct radeon_device *rdev, bool enable) 633 { 634 struct ci_power_info *pi = ci_get_pi(rdev); 635 PPSMC_Result smc_result; 636 int ret = 0; 637 638 if (enable) { 639 pi->power_containment_features = 0; 640 if (pi->caps_power_containment) { 641 if (pi->enable_bapm_feature) { 642 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableDTE); 643 if (smc_result != PPSMC_Result_OK) 644 ret = -EINVAL; 645 else 646 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_BAPM; 647 } 648 649 if (pi->enable_tdc_limit_feature) { 650 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitEnable); 651 if (smc_result != PPSMC_Result_OK) 652 ret = -EINVAL; 653 else 654 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_TDCLimit; 655 } 656 657 if (pi->enable_pkg_pwr_tracking_feature) { 658 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitEnable); 659 if (smc_result != PPSMC_Result_OK) { 660 ret = -EINVAL; 661 } else { 662 struct radeon_cac_tdp_table *cac_tdp_table = 663 rdev->pm.dpm.dyn_state.cac_tdp_table; 664 u32 default_pwr_limit = 665 (u32)(cac_tdp_table->maximum_power_delivery_limit * 256); 666 667 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_PkgPwrLimit; 668 669 ci_set_power_limit(rdev, default_pwr_limit); 670 } 671 } 672 } 673 } else { 674 if (pi->caps_power_containment && pi->power_containment_features) { 675 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_TDCLimit) 676 ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitDisable); 677 678 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_BAPM) 679 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableDTE); 680 681 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) 682 ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitDisable); 683 pi->power_containment_features = 0; 684 } 685 } 686 687 return ret; 688 } 689 690 static int ci_enable_smc_cac(struct radeon_device *rdev, bool enable) 691 { 692 struct ci_power_info *pi = ci_get_pi(rdev); 693 PPSMC_Result smc_result; 694 int ret = 0; 695 696 if (pi->caps_cac) { 697 if (enable) { 698 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac); 699 if (smc_result != PPSMC_Result_OK) { 700 ret = -EINVAL; 701 pi->cac_enabled = false; 702 } else { 703 pi->cac_enabled = true; 704 } 705 } else if (pi->cac_enabled) { 706 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac); 707 pi->cac_enabled = false; 708 } 709 } 710 711 return ret; 712 } 713 714 static int ci_enable_thermal_based_sclk_dpm(struct radeon_device *rdev, 715 bool enable) 716 { 717 struct ci_power_info *pi = ci_get_pi(rdev); 718 PPSMC_Result smc_result = PPSMC_Result_OK; 719 720 if (pi->thermal_sclk_dpm_enabled) { 721 if (enable) 722 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_ENABLE_THERMAL_DPM); 723 else 724 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DISABLE_THERMAL_DPM); 725 } 726 727 if (smc_result == PPSMC_Result_OK) 728 return 0; 729 else 730 return -EINVAL; 731 } 732 733 static int ci_power_control_set_level(struct radeon_device *rdev) 734 { 735 struct ci_power_info *pi = ci_get_pi(rdev); 736 struct radeon_cac_tdp_table *cac_tdp_table = 737 rdev->pm.dpm.dyn_state.cac_tdp_table; 738 s32 adjust_percent; 739 s32 target_tdp; 740 int ret = 0; 741 bool adjust_polarity = false; /* ??? */ 742 743 if (pi->caps_power_containment) { 744 adjust_percent = adjust_polarity ? 745 rdev->pm.dpm.tdp_adjustment : (-1 * rdev->pm.dpm.tdp_adjustment); 746 target_tdp = ((100 + adjust_percent) * 747 (s32)cac_tdp_table->configurable_tdp) / 100; 748 749 ret = ci_set_overdrive_target_tdp(rdev, (u32)target_tdp); 750 } 751 752 return ret; 753 } 754 755 void ci_dpm_powergate_uvd(struct radeon_device *rdev, bool gate) 756 { 757 struct ci_power_info *pi = ci_get_pi(rdev); 758 759 if (pi->uvd_power_gated == gate) 760 return; 761 762 pi->uvd_power_gated = gate; 763 764 ci_update_uvd_dpm(rdev, gate); 765 } 766 767 bool ci_dpm_vblank_too_short(struct radeon_device *rdev) 768 { 769 struct ci_power_info *pi = ci_get_pi(rdev); 770 u32 vblank_time = r600_dpm_get_vblank_time(rdev); 771 u32 switch_limit = pi->mem_gddr5 ? 450 : 300; 772 773 /* disable mclk switching if the refresh is >120Hz, even if the 774 * blanking period would allow it 775 */ 776 if (r600_dpm_get_vrefresh(rdev) > 120) 777 return true; 778 779 /* disable mclk switching if the refresh is >120Hz, even if the 780 * blanking period would allow it 781 */ 782 if (r600_dpm_get_vrefresh(rdev) > 120) 783 return true; 784 785 if (vblank_time < switch_limit) 786 return true; 787 else 788 return false; 789 790 } 791 792 static void ci_apply_state_adjust_rules(struct radeon_device *rdev, 793 struct radeon_ps *rps) 794 { 795 struct ci_ps *ps = ci_get_ps(rps); 796 struct ci_power_info *pi = ci_get_pi(rdev); 797 struct radeon_clock_and_voltage_limits *max_limits; 798 bool disable_mclk_switching; 799 u32 sclk, mclk; 800 int i; 801 802 if (rps->vce_active) { 803 rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk; 804 rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk; 805 } else { 806 rps->evclk = 0; 807 rps->ecclk = 0; 808 } 809 810 if ((rdev->pm.dpm.new_active_crtc_count > 1) || 811 ci_dpm_vblank_too_short(rdev)) 812 disable_mclk_switching = true; 813 else 814 disable_mclk_switching = false; 815 816 if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY) 817 pi->battery_state = true; 818 else 819 pi->battery_state = false; 820 821 if (rdev->pm.dpm.ac_power) 822 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 823 else 824 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 825 826 if (rdev->pm.dpm.ac_power == false) { 827 for (i = 0; i < ps->performance_level_count; i++) { 828 if (ps->performance_levels[i].mclk > max_limits->mclk) 829 ps->performance_levels[i].mclk = max_limits->mclk; 830 if (ps->performance_levels[i].sclk > max_limits->sclk) 831 ps->performance_levels[i].sclk = max_limits->sclk; 832 } 833 } 834 835 /* XXX validate the min clocks required for display */ 836 837 if (disable_mclk_switching) { 838 mclk = ps->performance_levels[ps->performance_level_count - 1].mclk; 839 sclk = ps->performance_levels[0].sclk; 840 } else { 841 mclk = ps->performance_levels[0].mclk; 842 sclk = ps->performance_levels[0].sclk; 843 } 844 845 if (rps->vce_active) { 846 if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk) 847 sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk; 848 if (mclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk) 849 mclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk; 850 } 851 852 ps->performance_levels[0].sclk = sclk; 853 ps->performance_levels[0].mclk = mclk; 854 855 if (ps->performance_levels[1].sclk < ps->performance_levels[0].sclk) 856 ps->performance_levels[1].sclk = ps->performance_levels[0].sclk; 857 858 if (disable_mclk_switching) { 859 if (ps->performance_levels[0].mclk < ps->performance_levels[1].mclk) 860 ps->performance_levels[0].mclk = ps->performance_levels[1].mclk; 861 } else { 862 if (ps->performance_levels[1].mclk < ps->performance_levels[0].mclk) 863 ps->performance_levels[1].mclk = ps->performance_levels[0].mclk; 864 } 865 } 866 867 static int ci_thermal_set_temperature_range(struct radeon_device *rdev, 868 int min_temp, int max_temp) 869 { 870 int low_temp = 0 * 1000; 871 int high_temp = 255 * 1000; 872 u32 tmp; 873 874 if (low_temp < min_temp) 875 low_temp = min_temp; 876 if (high_temp > max_temp) 877 high_temp = max_temp; 878 if (high_temp < low_temp) { 879 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp); 880 return -EINVAL; 881 } 882 883 tmp = RREG32_SMC(CG_THERMAL_INT); 884 tmp &= ~(CI_DIG_THERM_INTH_MASK | CI_DIG_THERM_INTL_MASK); 885 tmp |= CI_DIG_THERM_INTH(high_temp / 1000) | 886 CI_DIG_THERM_INTL(low_temp / 1000); 887 WREG32_SMC(CG_THERMAL_INT, tmp); 888 889 #if 0 890 /* XXX: need to figure out how to handle this properly */ 891 tmp = RREG32_SMC(CG_THERMAL_CTRL); 892 tmp &= DIG_THERM_DPM_MASK; 893 tmp |= DIG_THERM_DPM(high_temp / 1000); 894 WREG32_SMC(CG_THERMAL_CTRL, tmp); 895 #endif 896 897 rdev->pm.dpm.thermal.min_temp = low_temp; 898 rdev->pm.dpm.thermal.max_temp = high_temp; 899 900 return 0; 901 } 902 903 static int ci_thermal_enable_alert(struct radeon_device *rdev, 904 bool enable) 905 { 906 u32 thermal_int = RREG32_SMC(CG_THERMAL_INT); 907 PPSMC_Result result; 908 909 if (enable) { 910 thermal_int &= ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW); 911 WREG32_SMC(CG_THERMAL_INT, thermal_int); 912 rdev->irq.dpm_thermal = false; 913 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Enable); 914 if (result != PPSMC_Result_OK) { 915 DRM_DEBUG_KMS("Could not enable thermal interrupts.\n"); 916 return -EINVAL; 917 } 918 } else { 919 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW; 920 WREG32_SMC(CG_THERMAL_INT, thermal_int); 921 rdev->irq.dpm_thermal = true; 922 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Disable); 923 if (result != PPSMC_Result_OK) { 924 DRM_DEBUG_KMS("Could not disable thermal interrupts.\n"); 925 return -EINVAL; 926 } 927 } 928 929 return 0; 930 } 931 932 static void ci_fan_ctrl_set_static_mode(struct radeon_device *rdev, u32 mode) 933 { 934 struct ci_power_info *pi = ci_get_pi(rdev); 935 u32 tmp; 936 937 if (pi->fan_ctrl_is_in_default_mode) { 938 tmp = (RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK) >> FDO_PWM_MODE_SHIFT; 939 pi->fan_ctrl_default_mode = tmp; 940 tmp = (RREG32_SMC(CG_FDO_CTRL2) & TMIN_MASK) >> TMIN_SHIFT; 941 pi->t_min = tmp; 942 pi->fan_ctrl_is_in_default_mode = false; 943 } 944 945 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK; 946 tmp |= TMIN(0); 947 WREG32_SMC(CG_FDO_CTRL2, tmp); 948 949 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK; 950 tmp |= FDO_PWM_MODE(mode); 951 WREG32_SMC(CG_FDO_CTRL2, tmp); 952 } 953 954 static int ci_thermal_setup_fan_table(struct radeon_device *rdev) 955 { 956 struct ci_power_info *pi = ci_get_pi(rdev); 957 SMU7_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE }; 958 u32 duty100; 959 u32 t_diff1, t_diff2, pwm_diff1, pwm_diff2; 960 u16 fdo_min, slope1, slope2; 961 u32 reference_clock, tmp; 962 int ret; 963 u64 tmp64; 964 965 if (!pi->fan_table_start) { 966 rdev->pm.dpm.fan.ucode_fan_control = false; 967 return 0; 968 } 969 970 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT; 971 972 if (duty100 == 0) { 973 rdev->pm.dpm.fan.ucode_fan_control = false; 974 return 0; 975 } 976 977 tmp64 = (u64)rdev->pm.dpm.fan.pwm_min * duty100; 978 do_div(tmp64, 10000); 979 fdo_min = (u16)tmp64; 980 981 t_diff1 = rdev->pm.dpm.fan.t_med - rdev->pm.dpm.fan.t_min; 982 t_diff2 = rdev->pm.dpm.fan.t_high - rdev->pm.dpm.fan.t_med; 983 984 pwm_diff1 = rdev->pm.dpm.fan.pwm_med - rdev->pm.dpm.fan.pwm_min; 985 pwm_diff2 = rdev->pm.dpm.fan.pwm_high - rdev->pm.dpm.fan.pwm_med; 986 987 slope1 = (u16)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100); 988 slope2 = (u16)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100); 989 990 fan_table.TempMin = cpu_to_be16((50 + rdev->pm.dpm.fan.t_min) / 100); 991 fan_table.TempMed = cpu_to_be16((50 + rdev->pm.dpm.fan.t_med) / 100); 992 fan_table.TempMax = cpu_to_be16((50 + rdev->pm.dpm.fan.t_max) / 100); 993 994 fan_table.Slope1 = cpu_to_be16(slope1); 995 fan_table.Slope2 = cpu_to_be16(slope2); 996 997 fan_table.FdoMin = cpu_to_be16(fdo_min); 998 999 fan_table.HystDown = cpu_to_be16(rdev->pm.dpm.fan.t_hyst); 1000 1001 fan_table.HystUp = cpu_to_be16(1); 1002 1003 fan_table.HystSlope = cpu_to_be16(1); 1004 1005 fan_table.TempRespLim = cpu_to_be16(5); 1006 1007 reference_clock = radeon_get_xclk(rdev); 1008 1009 fan_table.RefreshPeriod = cpu_to_be32((rdev->pm.dpm.fan.cycle_delay * 1010 reference_clock) / 1600); 1011 1012 fan_table.FdoMax = cpu_to_be16((u16)duty100); 1013 1014 tmp = (RREG32_SMC(CG_MULT_THERMAL_CTRL) & TEMP_SEL_MASK) >> TEMP_SEL_SHIFT; 1015 fan_table.TempSrc = (uint8_t)tmp; 1016 1017 ret = ci_copy_bytes_to_smc(rdev, 1018 pi->fan_table_start, 1019 (u8 *)(&fan_table), 1020 sizeof(fan_table), 1021 pi->sram_end); 1022 1023 if (ret) { 1024 DRM_ERROR("Failed to load fan table to the SMC."); 1025 rdev->pm.dpm.fan.ucode_fan_control = false; 1026 } 1027 1028 return 0; 1029 } 1030 1031 static int ci_fan_ctrl_start_smc_fan_control(struct radeon_device *rdev) 1032 { 1033 struct ci_power_info *pi = ci_get_pi(rdev); 1034 PPSMC_Result ret; 1035 1036 if (pi->caps_od_fuzzy_fan_control_support) { 1037 ret = ci_send_msg_to_smc_with_parameter(rdev, 1038 PPSMC_StartFanControl, 1039 FAN_CONTROL_FUZZY); 1040 if (ret != PPSMC_Result_OK) 1041 return -EINVAL; 1042 ret = ci_send_msg_to_smc_with_parameter(rdev, 1043 PPSMC_MSG_SetFanPwmMax, 1044 rdev->pm.dpm.fan.default_max_fan_pwm); 1045 if (ret != PPSMC_Result_OK) 1046 return -EINVAL; 1047 } else { 1048 ret = ci_send_msg_to_smc_with_parameter(rdev, 1049 PPSMC_StartFanControl, 1050 FAN_CONTROL_TABLE); 1051 if (ret != PPSMC_Result_OK) 1052 return -EINVAL; 1053 } 1054 1055 pi->fan_is_controlled_by_smc = true; 1056 return 0; 1057 } 1058 1059 static int ci_fan_ctrl_stop_smc_fan_control(struct radeon_device *rdev) 1060 { 1061 PPSMC_Result ret; 1062 struct ci_power_info *pi = ci_get_pi(rdev); 1063 1064 ret = ci_send_msg_to_smc(rdev, PPSMC_StopFanControl); 1065 if (ret == PPSMC_Result_OK) { 1066 pi->fan_is_controlled_by_smc = false; 1067 return 0; 1068 } else 1069 return -EINVAL; 1070 } 1071 1072 int ci_fan_ctrl_get_fan_speed_percent(struct radeon_device *rdev, 1073 u32 *speed) 1074 { 1075 u32 duty, duty100; 1076 u64 tmp64; 1077 1078 if (rdev->pm.no_fan) 1079 return -ENOENT; 1080 1081 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT; 1082 duty = (RREG32_SMC(CG_THERMAL_STATUS) & FDO_PWM_DUTY_MASK) >> FDO_PWM_DUTY_SHIFT; 1083 1084 if (duty100 == 0) 1085 return -EINVAL; 1086 1087 tmp64 = (u64)duty * 100; 1088 do_div(tmp64, duty100); 1089 *speed = (u32)tmp64; 1090 1091 if (*speed > 100) 1092 *speed = 100; 1093 1094 return 0; 1095 } 1096 1097 int ci_fan_ctrl_set_fan_speed_percent(struct radeon_device *rdev, 1098 u32 speed) 1099 { 1100 u32 tmp; 1101 u32 duty, duty100; 1102 u64 tmp64; 1103 struct ci_power_info *pi = ci_get_pi(rdev); 1104 1105 if (rdev->pm.no_fan) 1106 return -ENOENT; 1107 1108 if (pi->fan_is_controlled_by_smc) 1109 return -EINVAL; 1110 1111 if (speed > 100) 1112 return -EINVAL; 1113 1114 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT; 1115 1116 if (duty100 == 0) 1117 return -EINVAL; 1118 1119 tmp64 = (u64)speed * duty100; 1120 do_div(tmp64, 100); 1121 duty = (u32)tmp64; 1122 1123 tmp = RREG32_SMC(CG_FDO_CTRL0) & ~FDO_STATIC_DUTY_MASK; 1124 tmp |= FDO_STATIC_DUTY(duty); 1125 WREG32_SMC(CG_FDO_CTRL0, tmp); 1126 1127 return 0; 1128 } 1129 1130 void ci_fan_ctrl_set_mode(struct radeon_device *rdev, u32 mode) 1131 { 1132 if (mode) { 1133 /* stop auto-manage */ 1134 if (rdev->pm.dpm.fan.ucode_fan_control) 1135 ci_fan_ctrl_stop_smc_fan_control(rdev); 1136 ci_fan_ctrl_set_static_mode(rdev, mode); 1137 } else { 1138 /* restart auto-manage */ 1139 if (rdev->pm.dpm.fan.ucode_fan_control) 1140 ci_thermal_start_smc_fan_control(rdev); 1141 else 1142 ci_fan_ctrl_set_default_mode(rdev); 1143 } 1144 } 1145 1146 u32 ci_fan_ctrl_get_mode(struct radeon_device *rdev) 1147 { 1148 struct ci_power_info *pi = ci_get_pi(rdev); 1149 u32 tmp; 1150 1151 if (pi->fan_is_controlled_by_smc) 1152 return 0; 1153 1154 tmp = RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK; 1155 return (tmp >> FDO_PWM_MODE_SHIFT); 1156 } 1157 1158 #if 0 1159 static int ci_fan_ctrl_get_fan_speed_rpm(struct radeon_device *rdev, 1160 u32 *speed) 1161 { 1162 u32 tach_period; 1163 u32 xclk = radeon_get_xclk(rdev); 1164 1165 if (rdev->pm.no_fan) 1166 return -ENOENT; 1167 1168 if (rdev->pm.fan_pulses_per_revolution == 0) 1169 return -ENOENT; 1170 1171 tach_period = (RREG32_SMC(CG_TACH_STATUS) & TACH_PERIOD_MASK) >> TACH_PERIOD_SHIFT; 1172 if (tach_period == 0) 1173 return -ENOENT; 1174 1175 *speed = 60 * xclk * 10000 / tach_period; 1176 1177 return 0; 1178 } 1179 1180 static int ci_fan_ctrl_set_fan_speed_rpm(struct radeon_device *rdev, 1181 u32 speed) 1182 { 1183 u32 tach_period, tmp; 1184 u32 xclk = radeon_get_xclk(rdev); 1185 1186 if (rdev->pm.no_fan) 1187 return -ENOENT; 1188 1189 if (rdev->pm.fan_pulses_per_revolution == 0) 1190 return -ENOENT; 1191 1192 if ((speed < rdev->pm.fan_min_rpm) || 1193 (speed > rdev->pm.fan_max_rpm)) 1194 return -EINVAL; 1195 1196 if (rdev->pm.dpm.fan.ucode_fan_control) 1197 ci_fan_ctrl_stop_smc_fan_control(rdev); 1198 1199 tach_period = 60 * xclk * 10000 / (8 * speed); 1200 tmp = RREG32_SMC(CG_TACH_CTRL) & ~TARGET_PERIOD_MASK; 1201 tmp |= TARGET_PERIOD(tach_period); 1202 WREG32_SMC(CG_TACH_CTRL, tmp); 1203 1204 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC_RPM); 1205 1206 return 0; 1207 } 1208 #endif 1209 1210 static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev) 1211 { 1212 struct ci_power_info *pi = ci_get_pi(rdev); 1213 u32 tmp; 1214 1215 if (!pi->fan_ctrl_is_in_default_mode) { 1216 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK; 1217 tmp |= FDO_PWM_MODE(pi->fan_ctrl_default_mode); 1218 WREG32_SMC(CG_FDO_CTRL2, tmp); 1219 1220 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK; 1221 tmp |= TMIN(pi->t_min); 1222 WREG32_SMC(CG_FDO_CTRL2, tmp); 1223 pi->fan_ctrl_is_in_default_mode = true; 1224 } 1225 } 1226 1227 static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev) 1228 { 1229 if (rdev->pm.dpm.fan.ucode_fan_control) { 1230 ci_fan_ctrl_start_smc_fan_control(rdev); 1231 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC); 1232 } 1233 } 1234 1235 static void ci_thermal_initialize(struct radeon_device *rdev) 1236 { 1237 u32 tmp; 1238 1239 if (rdev->pm.fan_pulses_per_revolution) { 1240 tmp = RREG32_SMC(CG_TACH_CTRL) & ~EDGE_PER_REV_MASK; 1241 tmp |= EDGE_PER_REV(rdev->pm.fan_pulses_per_revolution -1); 1242 WREG32_SMC(CG_TACH_CTRL, tmp); 1243 } 1244 1245 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TACH_PWM_RESP_RATE_MASK; 1246 tmp |= TACH_PWM_RESP_RATE(0x28); 1247 WREG32_SMC(CG_FDO_CTRL2, tmp); 1248 } 1249 1250 static int ci_thermal_start_thermal_controller(struct radeon_device *rdev) 1251 { 1252 int ret; 1253 1254 ci_thermal_initialize(rdev); 1255 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); 1256 if (ret) 1257 return ret; 1258 ret = ci_thermal_enable_alert(rdev, true); 1259 if (ret) 1260 return ret; 1261 if (rdev->pm.dpm.fan.ucode_fan_control) { 1262 ret = ci_thermal_setup_fan_table(rdev); 1263 if (ret) 1264 return ret; 1265 ci_thermal_start_smc_fan_control(rdev); 1266 } 1267 1268 return 0; 1269 } 1270 1271 static void ci_thermal_stop_thermal_controller(struct radeon_device *rdev) 1272 { 1273 if (!rdev->pm.no_fan) 1274 ci_fan_ctrl_set_default_mode(rdev); 1275 } 1276 1277 #if 0 1278 static int ci_read_smc_soft_register(struct radeon_device *rdev, 1279 u16 reg_offset, u32 *value) 1280 { 1281 struct ci_power_info *pi = ci_get_pi(rdev); 1282 1283 return ci_read_smc_sram_dword(rdev, 1284 pi->soft_regs_start + reg_offset, 1285 value, pi->sram_end); 1286 } 1287 #endif 1288 1289 static int ci_write_smc_soft_register(struct radeon_device *rdev, 1290 u16 reg_offset, u32 value) 1291 { 1292 struct ci_power_info *pi = ci_get_pi(rdev); 1293 1294 return ci_write_smc_sram_dword(rdev, 1295 pi->soft_regs_start + reg_offset, 1296 value, pi->sram_end); 1297 } 1298 1299 static void ci_init_fps_limits(struct radeon_device *rdev) 1300 { 1301 struct ci_power_info *pi = ci_get_pi(rdev); 1302 SMU7_Discrete_DpmTable *table = &pi->smc_state_table; 1303 1304 if (pi->caps_fps) { 1305 u16 tmp; 1306 1307 tmp = 45; 1308 table->FpsHighT = cpu_to_be16(tmp); 1309 1310 tmp = 30; 1311 table->FpsLowT = cpu_to_be16(tmp); 1312 } 1313 } 1314 1315 static int ci_update_sclk_t(struct radeon_device *rdev) 1316 { 1317 struct ci_power_info *pi = ci_get_pi(rdev); 1318 int ret = 0; 1319 u32 low_sclk_interrupt_t = 0; 1320 1321 if (pi->caps_sclk_throttle_low_notification) { 1322 low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t); 1323 1324 ret = ci_copy_bytes_to_smc(rdev, 1325 pi->dpm_table_start + 1326 offsetof(SMU7_Discrete_DpmTable, LowSclkInterruptT), 1327 (u8 *)&low_sclk_interrupt_t, 1328 sizeof(u32), pi->sram_end); 1329 1330 } 1331 1332 return ret; 1333 } 1334 1335 static void ci_get_leakage_voltages(struct radeon_device *rdev) 1336 { 1337 struct ci_power_info *pi = ci_get_pi(rdev); 1338 u16 leakage_id, virtual_voltage_id; 1339 u16 vddc, vddci; 1340 int i; 1341 1342 pi->vddc_leakage.count = 0; 1343 pi->vddci_leakage.count = 0; 1344 1345 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { 1346 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) { 1347 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; 1348 if (radeon_atom_get_voltage_evv(rdev, virtual_voltage_id, &vddc) != 0) 1349 continue; 1350 if (vddc != 0 && vddc != virtual_voltage_id) { 1351 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc; 1352 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id; 1353 pi->vddc_leakage.count++; 1354 } 1355 } 1356 } else if (radeon_atom_get_leakage_id_from_vbios(rdev, &leakage_id) == 0) { 1357 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) { 1358 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; 1359 if (radeon_atom_get_leakage_vddc_based_on_leakage_params(rdev, &vddc, &vddci, 1360 virtual_voltage_id, 1361 leakage_id) == 0) { 1362 if (vddc != 0 && vddc != virtual_voltage_id) { 1363 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc; 1364 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id; 1365 pi->vddc_leakage.count++; 1366 } 1367 if (vddci != 0 && vddci != virtual_voltage_id) { 1368 pi->vddci_leakage.actual_voltage[pi->vddci_leakage.count] = vddci; 1369 pi->vddci_leakage.leakage_id[pi->vddci_leakage.count] = virtual_voltage_id; 1370 pi->vddci_leakage.count++; 1371 } 1372 } 1373 } 1374 } 1375 } 1376 1377 static void ci_set_dpm_event_sources(struct radeon_device *rdev, u32 sources) 1378 { 1379 struct ci_power_info *pi = ci_get_pi(rdev); 1380 bool want_thermal_protection; 1381 enum radeon_dpm_event_src dpm_event_src; 1382 u32 tmp; 1383 1384 switch (sources) { 1385 case 0: 1386 default: 1387 want_thermal_protection = false; 1388 break; 1389 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL): 1390 want_thermal_protection = true; 1391 dpm_event_src = RADEON_DPM_EVENT_SRC_DIGITAL; 1392 break; 1393 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL): 1394 want_thermal_protection = true; 1395 dpm_event_src = RADEON_DPM_EVENT_SRC_EXTERNAL; 1396 break; 1397 case ((1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL) | 1398 (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL)): 1399 want_thermal_protection = true; 1400 dpm_event_src = RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL; 1401 break; 1402 } 1403 1404 if (want_thermal_protection) { 1405 #if 0 1406 /* XXX: need to figure out how to handle this properly */ 1407 tmp = RREG32_SMC(CG_THERMAL_CTRL); 1408 tmp &= DPM_EVENT_SRC_MASK; 1409 tmp |= DPM_EVENT_SRC(dpm_event_src); 1410 WREG32_SMC(CG_THERMAL_CTRL, tmp); 1411 #endif 1412 1413 tmp = RREG32_SMC(GENERAL_PWRMGT); 1414 if (pi->thermal_protection) 1415 tmp &= ~THERMAL_PROTECTION_DIS; 1416 else 1417 tmp |= THERMAL_PROTECTION_DIS; 1418 WREG32_SMC(GENERAL_PWRMGT, tmp); 1419 } else { 1420 tmp = RREG32_SMC(GENERAL_PWRMGT); 1421 tmp |= THERMAL_PROTECTION_DIS; 1422 WREG32_SMC(GENERAL_PWRMGT, tmp); 1423 } 1424 } 1425 1426 static void ci_enable_auto_throttle_source(struct radeon_device *rdev, 1427 enum radeon_dpm_auto_throttle_src source, 1428 bool enable) 1429 { 1430 struct ci_power_info *pi = ci_get_pi(rdev); 1431 1432 if (enable) { 1433 if (!(pi->active_auto_throttle_sources & (1 << source))) { 1434 pi->active_auto_throttle_sources |= 1 << source; 1435 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources); 1436 } 1437 } else { 1438 if (pi->active_auto_throttle_sources & (1 << source)) { 1439 pi->active_auto_throttle_sources &= ~(1 << source); 1440 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources); 1441 } 1442 } 1443 } 1444 1445 static void ci_enable_vr_hot_gpio_interrupt(struct radeon_device *rdev) 1446 { 1447 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT) 1448 ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableVRHotGPIOInterrupt); 1449 } 1450 1451 static int ci_unfreeze_sclk_mclk_dpm(struct radeon_device *rdev) 1452 { 1453 struct ci_power_info *pi = ci_get_pi(rdev); 1454 PPSMC_Result smc_result; 1455 1456 if (!pi->need_update_smu7_dpm_table) 1457 return 0; 1458 1459 if ((!pi->sclk_dpm_key_disabled) && 1460 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) { 1461 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_UnfreezeLevel); 1462 if (smc_result != PPSMC_Result_OK) 1463 return -EINVAL; 1464 } 1465 1466 if ((!pi->mclk_dpm_key_disabled) && 1467 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) { 1468 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_UnfreezeLevel); 1469 if (smc_result != PPSMC_Result_OK) 1470 return -EINVAL; 1471 } 1472 1473 pi->need_update_smu7_dpm_table = 0; 1474 return 0; 1475 } 1476 1477 static int ci_enable_sclk_mclk_dpm(struct radeon_device *rdev, bool enable) 1478 { 1479 struct ci_power_info *pi = ci_get_pi(rdev); 1480 PPSMC_Result smc_result; 1481 1482 if (enable) { 1483 if (!pi->sclk_dpm_key_disabled) { 1484 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Enable); 1485 if (smc_result != PPSMC_Result_OK) 1486 return -EINVAL; 1487 } 1488 1489 if (!pi->mclk_dpm_key_disabled) { 1490 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Enable); 1491 if (smc_result != PPSMC_Result_OK) 1492 return -EINVAL; 1493 1494 WREG32_P(MC_SEQ_CNTL_3, CAC_EN, ~CAC_EN); 1495 1496 WREG32_SMC(LCAC_MC0_CNTL, 0x05); 1497 WREG32_SMC(LCAC_MC1_CNTL, 0x05); 1498 WREG32_SMC(LCAC_CPL_CNTL, 0x100005); 1499 1500 udelay(10); 1501 1502 WREG32_SMC(LCAC_MC0_CNTL, 0x400005); 1503 WREG32_SMC(LCAC_MC1_CNTL, 0x400005); 1504 WREG32_SMC(LCAC_CPL_CNTL, 0x500005); 1505 } 1506 } else { 1507 if (!pi->sclk_dpm_key_disabled) { 1508 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Disable); 1509 if (smc_result != PPSMC_Result_OK) 1510 return -EINVAL; 1511 } 1512 1513 if (!pi->mclk_dpm_key_disabled) { 1514 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Disable); 1515 if (smc_result != PPSMC_Result_OK) 1516 return -EINVAL; 1517 } 1518 } 1519 1520 return 0; 1521 } 1522 1523 static int ci_start_dpm(struct radeon_device *rdev) 1524 { 1525 struct ci_power_info *pi = ci_get_pi(rdev); 1526 PPSMC_Result smc_result; 1527 int ret; 1528 u32 tmp; 1529 1530 tmp = RREG32_SMC(GENERAL_PWRMGT); 1531 tmp |= GLOBAL_PWRMGT_EN; 1532 WREG32_SMC(GENERAL_PWRMGT, tmp); 1533 1534 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 1535 tmp |= DYNAMIC_PM_EN; 1536 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 1537 1538 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VoltageChangeTimeout), 0x1000); 1539 1540 WREG32_P(BIF_LNCNT_RESET, 0, ~RESET_LNCNT_EN); 1541 1542 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Enable); 1543 if (smc_result != PPSMC_Result_OK) 1544 return -EINVAL; 1545 1546 ret = ci_enable_sclk_mclk_dpm(rdev, true); 1547 if (ret) 1548 return ret; 1549 1550 if (!pi->pcie_dpm_key_disabled) { 1551 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Enable); 1552 if (smc_result != PPSMC_Result_OK) 1553 return -EINVAL; 1554 } 1555 1556 return 0; 1557 } 1558 1559 static int ci_freeze_sclk_mclk_dpm(struct radeon_device *rdev) 1560 { 1561 struct ci_power_info *pi = ci_get_pi(rdev); 1562 PPSMC_Result smc_result; 1563 1564 if (!pi->need_update_smu7_dpm_table) 1565 return 0; 1566 1567 if ((!pi->sclk_dpm_key_disabled) && 1568 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) { 1569 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_FreezeLevel); 1570 if (smc_result != PPSMC_Result_OK) 1571 return -EINVAL; 1572 } 1573 1574 if ((!pi->mclk_dpm_key_disabled) && 1575 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) { 1576 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_FreezeLevel); 1577 if (smc_result != PPSMC_Result_OK) 1578 return -EINVAL; 1579 } 1580 1581 return 0; 1582 } 1583 1584 static int ci_stop_dpm(struct radeon_device *rdev) 1585 { 1586 struct ci_power_info *pi = ci_get_pi(rdev); 1587 PPSMC_Result smc_result; 1588 int ret; 1589 u32 tmp; 1590 1591 tmp = RREG32_SMC(GENERAL_PWRMGT); 1592 tmp &= ~GLOBAL_PWRMGT_EN; 1593 WREG32_SMC(GENERAL_PWRMGT, tmp); 1594 1595 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 1596 tmp &= ~DYNAMIC_PM_EN; 1597 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 1598 1599 if (!pi->pcie_dpm_key_disabled) { 1600 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Disable); 1601 if (smc_result != PPSMC_Result_OK) 1602 return -EINVAL; 1603 } 1604 1605 ret = ci_enable_sclk_mclk_dpm(rdev, false); 1606 if (ret) 1607 return ret; 1608 1609 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Disable); 1610 if (smc_result != PPSMC_Result_OK) 1611 return -EINVAL; 1612 1613 return 0; 1614 } 1615 1616 static void ci_enable_sclk_control(struct radeon_device *rdev, bool enable) 1617 { 1618 u32 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 1619 1620 if (enable) 1621 tmp &= ~SCLK_PWRMGT_OFF; 1622 else 1623 tmp |= SCLK_PWRMGT_OFF; 1624 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 1625 } 1626 1627 #if 0 1628 static int ci_notify_hw_of_power_source(struct radeon_device *rdev, 1629 bool ac_power) 1630 { 1631 struct ci_power_info *pi = ci_get_pi(rdev); 1632 struct radeon_cac_tdp_table *cac_tdp_table = 1633 rdev->pm.dpm.dyn_state.cac_tdp_table; 1634 u32 power_limit; 1635 1636 if (ac_power) 1637 power_limit = (u32)(cac_tdp_table->maximum_power_delivery_limit * 256); 1638 else 1639 power_limit = (u32)(cac_tdp_table->battery_power_limit * 256); 1640 1641 ci_set_power_limit(rdev, power_limit); 1642 1643 if (pi->caps_automatic_dc_transition) { 1644 if (ac_power) 1645 ci_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC); 1646 else 1647 ci_send_msg_to_smc(rdev, PPSMC_MSG_Remove_DC_Clamp); 1648 } 1649 1650 return 0; 1651 } 1652 #endif 1653 1654 static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev, 1655 PPSMC_Msg msg, u32 parameter) 1656 { 1657 WREG32(SMC_MSG_ARG_0, parameter); 1658 return ci_send_msg_to_smc(rdev, msg); 1659 } 1660 1661 static PPSMC_Result ci_send_msg_to_smc_return_parameter(struct radeon_device *rdev, 1662 PPSMC_Msg msg, u32 *parameter) 1663 { 1664 PPSMC_Result smc_result; 1665 1666 smc_result = ci_send_msg_to_smc(rdev, msg); 1667 1668 if ((smc_result == PPSMC_Result_OK) && parameter) 1669 *parameter = RREG32(SMC_MSG_ARG_0); 1670 1671 return smc_result; 1672 } 1673 1674 static int ci_dpm_force_state_sclk(struct radeon_device *rdev, u32 n) 1675 { 1676 struct ci_power_info *pi = ci_get_pi(rdev); 1677 1678 if (!pi->sclk_dpm_key_disabled) { 1679 PPSMC_Result smc_result = 1680 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SCLKDPM_SetEnabledMask, 1 << n); 1681 if (smc_result != PPSMC_Result_OK) 1682 return -EINVAL; 1683 } 1684 1685 return 0; 1686 } 1687 1688 static int ci_dpm_force_state_mclk(struct radeon_device *rdev, u32 n) 1689 { 1690 struct ci_power_info *pi = ci_get_pi(rdev); 1691 1692 if (!pi->mclk_dpm_key_disabled) { 1693 PPSMC_Result smc_result = 1694 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_MCLKDPM_SetEnabledMask, 1 << n); 1695 if (smc_result != PPSMC_Result_OK) 1696 return -EINVAL; 1697 } 1698 1699 return 0; 1700 } 1701 1702 static int ci_dpm_force_state_pcie(struct radeon_device *rdev, u32 n) 1703 { 1704 struct ci_power_info *pi = ci_get_pi(rdev); 1705 1706 if (!pi->pcie_dpm_key_disabled) { 1707 PPSMC_Result smc_result = 1708 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PCIeDPM_ForceLevel, n); 1709 if (smc_result != PPSMC_Result_OK) 1710 return -EINVAL; 1711 } 1712 1713 return 0; 1714 } 1715 1716 static int ci_set_power_limit(struct radeon_device *rdev, u32 n) 1717 { 1718 struct ci_power_info *pi = ci_get_pi(rdev); 1719 1720 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) { 1721 PPSMC_Result smc_result = 1722 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PkgPwrSetLimit, n); 1723 if (smc_result != PPSMC_Result_OK) 1724 return -EINVAL; 1725 } 1726 1727 return 0; 1728 } 1729 1730 static int ci_set_overdrive_target_tdp(struct radeon_device *rdev, 1731 u32 target_tdp) 1732 { 1733 PPSMC_Result smc_result = 1734 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_OverDriveSetTargetTdp, target_tdp); 1735 if (smc_result != PPSMC_Result_OK) 1736 return -EINVAL; 1737 return 0; 1738 } 1739 1740 #if 0 1741 static int ci_set_boot_state(struct radeon_device *rdev) 1742 { 1743 return ci_enable_sclk_mclk_dpm(rdev, false); 1744 } 1745 #endif 1746 1747 static u32 ci_get_average_sclk_freq(struct radeon_device *rdev) 1748 { 1749 u32 sclk_freq; 1750 PPSMC_Result smc_result = 1751 ci_send_msg_to_smc_return_parameter(rdev, 1752 PPSMC_MSG_API_GetSclkFrequency, 1753 &sclk_freq); 1754 if (smc_result != PPSMC_Result_OK) 1755 sclk_freq = 0; 1756 1757 return sclk_freq; 1758 } 1759 1760 static u32 ci_get_average_mclk_freq(struct radeon_device *rdev) 1761 { 1762 u32 mclk_freq; 1763 PPSMC_Result smc_result = 1764 ci_send_msg_to_smc_return_parameter(rdev, 1765 PPSMC_MSG_API_GetMclkFrequency, 1766 &mclk_freq); 1767 if (smc_result != PPSMC_Result_OK) 1768 mclk_freq = 0; 1769 1770 return mclk_freq; 1771 } 1772 1773 static void ci_dpm_start_smc(struct radeon_device *rdev) 1774 { 1775 int i; 1776 1777 ci_program_jump_on_start(rdev); 1778 ci_start_smc_clock(rdev); 1779 ci_start_smc(rdev); 1780 for (i = 0; i < rdev->usec_timeout; i++) { 1781 if (RREG32_SMC(FIRMWARE_FLAGS) & INTERRUPTS_ENABLED) 1782 break; 1783 } 1784 } 1785 1786 static void ci_dpm_stop_smc(struct radeon_device *rdev) 1787 { 1788 ci_reset_smc(rdev); 1789 ci_stop_smc_clock(rdev); 1790 } 1791 1792 static int ci_process_firmware_header(struct radeon_device *rdev) 1793 { 1794 struct ci_power_info *pi = ci_get_pi(rdev); 1795 u32 tmp; 1796 int ret; 1797 1798 ret = ci_read_smc_sram_dword(rdev, 1799 SMU7_FIRMWARE_HEADER_LOCATION + 1800 offsetof(SMU7_Firmware_Header, DpmTable), 1801 &tmp, pi->sram_end); 1802 if (ret) 1803 return ret; 1804 1805 pi->dpm_table_start = tmp; 1806 1807 ret = ci_read_smc_sram_dword(rdev, 1808 SMU7_FIRMWARE_HEADER_LOCATION + 1809 offsetof(SMU7_Firmware_Header, SoftRegisters), 1810 &tmp, pi->sram_end); 1811 if (ret) 1812 return ret; 1813 1814 pi->soft_regs_start = tmp; 1815 1816 ret = ci_read_smc_sram_dword(rdev, 1817 SMU7_FIRMWARE_HEADER_LOCATION + 1818 offsetof(SMU7_Firmware_Header, mcRegisterTable), 1819 &tmp, pi->sram_end); 1820 if (ret) 1821 return ret; 1822 1823 pi->mc_reg_table_start = tmp; 1824 1825 ret = ci_read_smc_sram_dword(rdev, 1826 SMU7_FIRMWARE_HEADER_LOCATION + 1827 offsetof(SMU7_Firmware_Header, FanTable), 1828 &tmp, pi->sram_end); 1829 if (ret) 1830 return ret; 1831 1832 pi->fan_table_start = tmp; 1833 1834 ret = ci_read_smc_sram_dword(rdev, 1835 SMU7_FIRMWARE_HEADER_LOCATION + 1836 offsetof(SMU7_Firmware_Header, mcArbDramTimingTable), 1837 &tmp, pi->sram_end); 1838 if (ret) 1839 return ret; 1840 1841 pi->arb_table_start = tmp; 1842 1843 return 0; 1844 } 1845 1846 static void ci_read_clock_registers(struct radeon_device *rdev) 1847 { 1848 struct ci_power_info *pi = ci_get_pi(rdev); 1849 1850 pi->clock_registers.cg_spll_func_cntl = 1851 RREG32_SMC(CG_SPLL_FUNC_CNTL); 1852 pi->clock_registers.cg_spll_func_cntl_2 = 1853 RREG32_SMC(CG_SPLL_FUNC_CNTL_2); 1854 pi->clock_registers.cg_spll_func_cntl_3 = 1855 RREG32_SMC(CG_SPLL_FUNC_CNTL_3); 1856 pi->clock_registers.cg_spll_func_cntl_4 = 1857 RREG32_SMC(CG_SPLL_FUNC_CNTL_4); 1858 pi->clock_registers.cg_spll_spread_spectrum = 1859 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM); 1860 pi->clock_registers.cg_spll_spread_spectrum_2 = 1861 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM_2); 1862 pi->clock_registers.dll_cntl = RREG32(DLL_CNTL); 1863 pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL); 1864 pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL); 1865 pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL); 1866 pi->clock_registers.mpll_func_cntl = RREG32(MPLL_FUNC_CNTL); 1867 pi->clock_registers.mpll_func_cntl_1 = RREG32(MPLL_FUNC_CNTL_1); 1868 pi->clock_registers.mpll_func_cntl_2 = RREG32(MPLL_FUNC_CNTL_2); 1869 pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1); 1870 pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2); 1871 } 1872 1873 static void ci_init_sclk_t(struct radeon_device *rdev) 1874 { 1875 struct ci_power_info *pi = ci_get_pi(rdev); 1876 1877 pi->low_sclk_interrupt_t = 0; 1878 } 1879 1880 static void ci_enable_thermal_protection(struct radeon_device *rdev, 1881 bool enable) 1882 { 1883 u32 tmp = RREG32_SMC(GENERAL_PWRMGT); 1884 1885 if (enable) 1886 tmp &= ~THERMAL_PROTECTION_DIS; 1887 else 1888 tmp |= THERMAL_PROTECTION_DIS; 1889 WREG32_SMC(GENERAL_PWRMGT, tmp); 1890 } 1891 1892 static void ci_enable_acpi_power_management(struct radeon_device *rdev) 1893 { 1894 u32 tmp = RREG32_SMC(GENERAL_PWRMGT); 1895 1896 tmp |= STATIC_PM_EN; 1897 1898 WREG32_SMC(GENERAL_PWRMGT, tmp); 1899 } 1900 1901 #if 0 1902 static int ci_enter_ulp_state(struct radeon_device *rdev) 1903 { 1904 1905 WREG32(SMC_MESSAGE_0, PPSMC_MSG_SwitchToMinimumPower); 1906 1907 udelay(25000); 1908 1909 return 0; 1910 } 1911 1912 static int ci_exit_ulp_state(struct radeon_device *rdev) 1913 { 1914 int i; 1915 1916 WREG32(SMC_MESSAGE_0, PPSMC_MSG_ResumeFromMinimumPower); 1917 1918 udelay(7000); 1919 1920 for (i = 0; i < rdev->usec_timeout; i++) { 1921 if (RREG32(SMC_RESP_0) == 1) 1922 break; 1923 udelay(1000); 1924 } 1925 1926 return 0; 1927 } 1928 #endif 1929 1930 static int ci_notify_smc_display_change(struct radeon_device *rdev, 1931 bool has_display) 1932 { 1933 PPSMC_Msg msg = has_display ? PPSMC_MSG_HasDisplay : PPSMC_MSG_NoDisplay; 1934 1935 return (ci_send_msg_to_smc(rdev, msg) == PPSMC_Result_OK) ? 0 : -EINVAL; 1936 } 1937 1938 static int ci_enable_ds_master_switch(struct radeon_device *rdev, 1939 bool enable) 1940 { 1941 struct ci_power_info *pi = ci_get_pi(rdev); 1942 1943 if (enable) { 1944 if (pi->caps_sclk_ds) { 1945 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_ON) != PPSMC_Result_OK) 1946 return -EINVAL; 1947 } else { 1948 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK) 1949 return -EINVAL; 1950 } 1951 } else { 1952 if (pi->caps_sclk_ds) { 1953 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK) 1954 return -EINVAL; 1955 } 1956 } 1957 1958 return 0; 1959 } 1960 1961 static void ci_program_display_gap(struct radeon_device *rdev) 1962 { 1963 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL); 1964 u32 pre_vbi_time_in_us; 1965 u32 frame_time_in_us; 1966 u32 ref_clock = rdev->clock.spll.reference_freq; 1967 u32 refresh_rate = r600_dpm_get_vrefresh(rdev); 1968 u32 vblank_time = r600_dpm_get_vblank_time(rdev); 1969 1970 tmp &= ~DISP_GAP_MASK; 1971 if (rdev->pm.dpm.new_active_crtc_count > 0) 1972 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_VBLANK_OR_WM); 1973 else 1974 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE); 1975 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp); 1976 1977 if (refresh_rate == 0) 1978 refresh_rate = 60; 1979 if (vblank_time == 0xffffffff) 1980 vblank_time = 500; 1981 frame_time_in_us = 1000000 / refresh_rate; 1982 pre_vbi_time_in_us = 1983 frame_time_in_us - 200 - vblank_time; 1984 tmp = pre_vbi_time_in_us * (ref_clock / 100); 1985 1986 WREG32_SMC(CG_DISPLAY_GAP_CNTL2, tmp); 1987 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, PreVBlankGap), 0x64); 1988 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us)); 1989 1990 1991 ci_notify_smc_display_change(rdev, (rdev->pm.dpm.new_active_crtc_count == 1)); 1992 1993 } 1994 1995 static void ci_enable_spread_spectrum(struct radeon_device *rdev, bool enable) 1996 { 1997 struct ci_power_info *pi = ci_get_pi(rdev); 1998 u32 tmp; 1999 2000 if (enable) { 2001 if (pi->caps_sclk_ss_support) { 2002 tmp = RREG32_SMC(GENERAL_PWRMGT); 2003 tmp |= DYN_SPREAD_SPECTRUM_EN; 2004 WREG32_SMC(GENERAL_PWRMGT, tmp); 2005 } 2006 } else { 2007 tmp = RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM); 2008 tmp &= ~SSEN; 2009 WREG32_SMC(CG_SPLL_SPREAD_SPECTRUM, tmp); 2010 2011 tmp = RREG32_SMC(GENERAL_PWRMGT); 2012 tmp &= ~DYN_SPREAD_SPECTRUM_EN; 2013 WREG32_SMC(GENERAL_PWRMGT, tmp); 2014 } 2015 } 2016 2017 static void ci_program_sstp(struct radeon_device *rdev) 2018 { 2019 WREG32_SMC(CG_SSP, (SSTU(R600_SSTU_DFLT) | SST(R600_SST_DFLT))); 2020 } 2021 2022 static void ci_enable_display_gap(struct radeon_device *rdev) 2023 { 2024 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL); 2025 2026 tmp &= ~(DISP_GAP_MASK | DISP_GAP_MCHG_MASK); 2027 tmp |= (DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE) | 2028 DISP_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK)); 2029 2030 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp); 2031 } 2032 2033 static void ci_program_vc(struct radeon_device *rdev) 2034 { 2035 u32 tmp; 2036 2037 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 2038 tmp &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT); 2039 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 2040 2041 WREG32_SMC(CG_FTV_0, CISLANDS_VRC_DFLT0); 2042 WREG32_SMC(CG_FTV_1, CISLANDS_VRC_DFLT1); 2043 WREG32_SMC(CG_FTV_2, CISLANDS_VRC_DFLT2); 2044 WREG32_SMC(CG_FTV_3, CISLANDS_VRC_DFLT3); 2045 WREG32_SMC(CG_FTV_4, CISLANDS_VRC_DFLT4); 2046 WREG32_SMC(CG_FTV_5, CISLANDS_VRC_DFLT5); 2047 WREG32_SMC(CG_FTV_6, CISLANDS_VRC_DFLT6); 2048 WREG32_SMC(CG_FTV_7, CISLANDS_VRC_DFLT7); 2049 } 2050 2051 static void ci_clear_vc(struct radeon_device *rdev) 2052 { 2053 u32 tmp; 2054 2055 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 2056 tmp |= (RESET_SCLK_CNT | RESET_BUSY_CNT); 2057 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 2058 2059 WREG32_SMC(CG_FTV_0, 0); 2060 WREG32_SMC(CG_FTV_1, 0); 2061 WREG32_SMC(CG_FTV_2, 0); 2062 WREG32_SMC(CG_FTV_3, 0); 2063 WREG32_SMC(CG_FTV_4, 0); 2064 WREG32_SMC(CG_FTV_5, 0); 2065 WREG32_SMC(CG_FTV_6, 0); 2066 WREG32_SMC(CG_FTV_7, 0); 2067 } 2068 2069 static int ci_upload_firmware(struct radeon_device *rdev) 2070 { 2071 struct ci_power_info *pi = ci_get_pi(rdev); 2072 int i, ret; 2073 2074 for (i = 0; i < rdev->usec_timeout; i++) { 2075 if (RREG32_SMC(RCU_UC_EVENTS) & BOOT_SEQ_DONE) 2076 break; 2077 } 2078 WREG32_SMC(SMC_SYSCON_MISC_CNTL, 1); 2079 2080 ci_stop_smc_clock(rdev); 2081 ci_reset_smc(rdev); 2082 2083 ret = ci_load_smc_ucode(rdev, pi->sram_end); 2084 2085 return ret; 2086 2087 } 2088 2089 static int ci_get_svi2_voltage_table(struct radeon_device *rdev, 2090 struct radeon_clock_voltage_dependency_table *voltage_dependency_table, 2091 struct atom_voltage_table *voltage_table) 2092 { 2093 u32 i; 2094 2095 if (voltage_dependency_table == NULL) 2096 return -EINVAL; 2097 2098 voltage_table->mask_low = 0; 2099 voltage_table->phase_delay = 0; 2100 2101 voltage_table->count = voltage_dependency_table->count; 2102 for (i = 0; i < voltage_table->count; i++) { 2103 voltage_table->entries[i].value = voltage_dependency_table->entries[i].v; 2104 voltage_table->entries[i].smio_low = 0; 2105 } 2106 2107 return 0; 2108 } 2109 2110 static int ci_construct_voltage_tables(struct radeon_device *rdev) 2111 { 2112 struct ci_power_info *pi = ci_get_pi(rdev); 2113 int ret; 2114 2115 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { 2116 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDC, 2117 VOLTAGE_OBJ_GPIO_LUT, 2118 &pi->vddc_voltage_table); 2119 if (ret) 2120 return ret; 2121 } else if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 2122 ret = ci_get_svi2_voltage_table(rdev, 2123 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, 2124 &pi->vddc_voltage_table); 2125 if (ret) 2126 return ret; 2127 } 2128 2129 if (pi->vddc_voltage_table.count > SMU7_MAX_LEVELS_VDDC) 2130 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDC, 2131 &pi->vddc_voltage_table); 2132 2133 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { 2134 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDCI, 2135 VOLTAGE_OBJ_GPIO_LUT, 2136 &pi->vddci_voltage_table); 2137 if (ret) 2138 return ret; 2139 } else if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 2140 ret = ci_get_svi2_voltage_table(rdev, 2141 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, 2142 &pi->vddci_voltage_table); 2143 if (ret) 2144 return ret; 2145 } 2146 2147 if (pi->vddci_voltage_table.count > SMU7_MAX_LEVELS_VDDCI) 2148 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDCI, 2149 &pi->vddci_voltage_table); 2150 2151 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { 2152 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_MVDDC, 2153 VOLTAGE_OBJ_GPIO_LUT, 2154 &pi->mvdd_voltage_table); 2155 if (ret) 2156 return ret; 2157 } else if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 2158 ret = ci_get_svi2_voltage_table(rdev, 2159 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, 2160 &pi->mvdd_voltage_table); 2161 if (ret) 2162 return ret; 2163 } 2164 2165 if (pi->mvdd_voltage_table.count > SMU7_MAX_LEVELS_MVDD) 2166 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_MVDD, 2167 &pi->mvdd_voltage_table); 2168 2169 return 0; 2170 } 2171 2172 static void ci_populate_smc_voltage_table(struct radeon_device *rdev, 2173 struct atom_voltage_table_entry *voltage_table, 2174 SMU7_Discrete_VoltageLevel *smc_voltage_table) 2175 { 2176 int ret; 2177 2178 ret = ci_get_std_voltage_value_sidd(rdev, voltage_table, 2179 &smc_voltage_table->StdVoltageHiSidd, 2180 &smc_voltage_table->StdVoltageLoSidd); 2181 2182 if (ret) { 2183 smc_voltage_table->StdVoltageHiSidd = voltage_table->value * VOLTAGE_SCALE; 2184 smc_voltage_table->StdVoltageLoSidd = voltage_table->value * VOLTAGE_SCALE; 2185 } 2186 2187 smc_voltage_table->Voltage = cpu_to_be16(voltage_table->value * VOLTAGE_SCALE); 2188 smc_voltage_table->StdVoltageHiSidd = 2189 cpu_to_be16(smc_voltage_table->StdVoltageHiSidd); 2190 smc_voltage_table->StdVoltageLoSidd = 2191 cpu_to_be16(smc_voltage_table->StdVoltageLoSidd); 2192 } 2193 2194 static int ci_populate_smc_vddc_table(struct radeon_device *rdev, 2195 SMU7_Discrete_DpmTable *table) 2196 { 2197 struct ci_power_info *pi = ci_get_pi(rdev); 2198 unsigned int count; 2199 2200 table->VddcLevelCount = pi->vddc_voltage_table.count; 2201 for (count = 0; count < table->VddcLevelCount; count++) { 2202 ci_populate_smc_voltage_table(rdev, 2203 &pi->vddc_voltage_table.entries[count], 2204 &table->VddcLevel[count]); 2205 2206 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) 2207 table->VddcLevel[count].Smio |= 2208 pi->vddc_voltage_table.entries[count].smio_low; 2209 else 2210 table->VddcLevel[count].Smio = 0; 2211 } 2212 table->VddcLevelCount = cpu_to_be32(table->VddcLevelCount); 2213 2214 return 0; 2215 } 2216 2217 static int ci_populate_smc_vddci_table(struct radeon_device *rdev, 2218 SMU7_Discrete_DpmTable *table) 2219 { 2220 unsigned int count; 2221 struct ci_power_info *pi = ci_get_pi(rdev); 2222 2223 table->VddciLevelCount = pi->vddci_voltage_table.count; 2224 for (count = 0; count < table->VddciLevelCount; count++) { 2225 ci_populate_smc_voltage_table(rdev, 2226 &pi->vddci_voltage_table.entries[count], 2227 &table->VddciLevel[count]); 2228 2229 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) 2230 table->VddciLevel[count].Smio |= 2231 pi->vddci_voltage_table.entries[count].smio_low; 2232 else 2233 table->VddciLevel[count].Smio = 0; 2234 } 2235 table->VddciLevelCount = cpu_to_be32(table->VddciLevelCount); 2236 2237 return 0; 2238 } 2239 2240 static int ci_populate_smc_mvdd_table(struct radeon_device *rdev, 2241 SMU7_Discrete_DpmTable *table) 2242 { 2243 struct ci_power_info *pi = ci_get_pi(rdev); 2244 unsigned int count; 2245 2246 table->MvddLevelCount = pi->mvdd_voltage_table.count; 2247 for (count = 0; count < table->MvddLevelCount; count++) { 2248 ci_populate_smc_voltage_table(rdev, 2249 &pi->mvdd_voltage_table.entries[count], 2250 &table->MvddLevel[count]); 2251 2252 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) 2253 table->MvddLevel[count].Smio |= 2254 pi->mvdd_voltage_table.entries[count].smio_low; 2255 else 2256 table->MvddLevel[count].Smio = 0; 2257 } 2258 table->MvddLevelCount = cpu_to_be32(table->MvddLevelCount); 2259 2260 return 0; 2261 } 2262 2263 static int ci_populate_smc_voltage_tables(struct radeon_device *rdev, 2264 SMU7_Discrete_DpmTable *table) 2265 { 2266 int ret; 2267 2268 ret = ci_populate_smc_vddc_table(rdev, table); 2269 if (ret) 2270 return ret; 2271 2272 ret = ci_populate_smc_vddci_table(rdev, table); 2273 if (ret) 2274 return ret; 2275 2276 ret = ci_populate_smc_mvdd_table(rdev, table); 2277 if (ret) 2278 return ret; 2279 2280 return 0; 2281 } 2282 2283 static int ci_populate_mvdd_value(struct radeon_device *rdev, u32 mclk, 2284 SMU7_Discrete_VoltageLevel *voltage) 2285 { 2286 struct ci_power_info *pi = ci_get_pi(rdev); 2287 u32 i = 0; 2288 2289 if (pi->mvdd_control != CISLANDS_VOLTAGE_CONTROL_NONE) { 2290 for (i = 0; i < rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count; i++) { 2291 if (mclk <= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries[i].clk) { 2292 voltage->Voltage = pi->mvdd_voltage_table.entries[i].value; 2293 break; 2294 } 2295 } 2296 2297 if (i >= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count) 2298 return -EINVAL; 2299 } 2300 2301 return -EINVAL; 2302 } 2303 2304 static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev, 2305 struct atom_voltage_table_entry *voltage_table, 2306 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd) 2307 { 2308 u16 v_index, idx; 2309 bool voltage_found = false; 2310 *std_voltage_hi_sidd = voltage_table->value * VOLTAGE_SCALE; 2311 *std_voltage_lo_sidd = voltage_table->value * VOLTAGE_SCALE; 2312 2313 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries == NULL) 2314 return -EINVAL; 2315 2316 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries) { 2317 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) { 2318 if (voltage_table->value == 2319 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) { 2320 voltage_found = true; 2321 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count) 2322 idx = v_index; 2323 else 2324 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1; 2325 *std_voltage_lo_sidd = 2326 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE; 2327 *std_voltage_hi_sidd = 2328 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE; 2329 break; 2330 } 2331 } 2332 2333 if (!voltage_found) { 2334 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) { 2335 if (voltage_table->value <= 2336 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) { 2337 voltage_found = true; 2338 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count) 2339 idx = v_index; 2340 else 2341 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1; 2342 *std_voltage_lo_sidd = 2343 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE; 2344 *std_voltage_hi_sidd = 2345 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE; 2346 break; 2347 } 2348 } 2349 } 2350 } 2351 2352 return 0; 2353 } 2354 2355 static void ci_populate_phase_value_based_on_sclk(struct radeon_device *rdev, 2356 const struct radeon_phase_shedding_limits_table *limits, 2357 u32 sclk, 2358 u32 *phase_shedding) 2359 { 2360 unsigned int i; 2361 2362 *phase_shedding = 1; 2363 2364 for (i = 0; i < limits->count; i++) { 2365 if (sclk < limits->entries[i].sclk) { 2366 *phase_shedding = i; 2367 break; 2368 } 2369 } 2370 } 2371 2372 static void ci_populate_phase_value_based_on_mclk(struct radeon_device *rdev, 2373 const struct radeon_phase_shedding_limits_table *limits, 2374 u32 mclk, 2375 u32 *phase_shedding) 2376 { 2377 unsigned int i; 2378 2379 *phase_shedding = 1; 2380 2381 for (i = 0; i < limits->count; i++) { 2382 if (mclk < limits->entries[i].mclk) { 2383 *phase_shedding = i; 2384 break; 2385 } 2386 } 2387 } 2388 2389 static int ci_init_arb_table_index(struct radeon_device *rdev) 2390 { 2391 struct ci_power_info *pi = ci_get_pi(rdev); 2392 u32 tmp; 2393 int ret; 2394 2395 ret = ci_read_smc_sram_dword(rdev, pi->arb_table_start, 2396 &tmp, pi->sram_end); 2397 if (ret) 2398 return ret; 2399 2400 tmp &= 0x00FFFFFF; 2401 tmp |= MC_CG_ARB_FREQ_F1 << 24; 2402 2403 return ci_write_smc_sram_dword(rdev, pi->arb_table_start, 2404 tmp, pi->sram_end); 2405 } 2406 2407 static int ci_get_dependency_volt_by_clk(struct radeon_device *rdev, 2408 struct radeon_clock_voltage_dependency_table *allowed_clock_voltage_table, 2409 u32 clock, u32 *voltage) 2410 { 2411 u32 i = 0; 2412 2413 if (allowed_clock_voltage_table->count == 0) 2414 return -EINVAL; 2415 2416 for (i = 0; i < allowed_clock_voltage_table->count; i++) { 2417 if (allowed_clock_voltage_table->entries[i].clk >= clock) { 2418 *voltage = allowed_clock_voltage_table->entries[i].v; 2419 return 0; 2420 } 2421 } 2422 2423 *voltage = allowed_clock_voltage_table->entries[i-1].v; 2424 2425 return 0; 2426 } 2427 2428 static u8 ci_get_sleep_divider_id_from_clock(struct radeon_device *rdev, 2429 u32 sclk, u32 min_sclk_in_sr) 2430 { 2431 u32 i; 2432 u32 tmp; 2433 u32 min = (min_sclk_in_sr > CISLAND_MINIMUM_ENGINE_CLOCK) ? 2434 min_sclk_in_sr : CISLAND_MINIMUM_ENGINE_CLOCK; 2435 2436 if (sclk < min) 2437 return 0; 2438 2439 for (i = CISLAND_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) { 2440 tmp = sclk / (1 << i); 2441 if (tmp >= min || i == 0) 2442 break; 2443 } 2444 2445 return (u8)i; 2446 } 2447 2448 static int ci_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev) 2449 { 2450 return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1); 2451 } 2452 2453 static int ci_reset_to_default(struct radeon_device *rdev) 2454 { 2455 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_ResetToDefaults) == PPSMC_Result_OK) ? 2456 0 : -EINVAL; 2457 } 2458 2459 static int ci_force_switch_to_arb_f0(struct radeon_device *rdev) 2460 { 2461 u32 tmp; 2462 2463 tmp = (RREG32_SMC(SMC_SCRATCH9) & 0x0000ff00) >> 8; 2464 2465 if (tmp == MC_CG_ARB_FREQ_F0) 2466 return 0; 2467 2468 return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0); 2469 } 2470 2471 static void ci_register_patching_mc_arb(struct radeon_device *rdev, 2472 const u32 engine_clock, 2473 const u32 memory_clock, 2474 u32 *dram_timimg2) 2475 { 2476 bool patch; 2477 u32 tmp, tmp2; 2478 2479 tmp = RREG32(MC_SEQ_MISC0); 2480 patch = ((tmp & 0x0000f00) == 0x300) ? true : false; 2481 2482 if (patch && 2483 ((rdev->pdev->device == 0x67B0) || 2484 (rdev->pdev->device == 0x67B1))) { 2485 if ((memory_clock > 100000) && (memory_clock <= 125000)) { 2486 tmp2 = (((0x31 * engine_clock) / 125000) - 1) & 0xff; 2487 *dram_timimg2 &= ~0x00ff0000; 2488 *dram_timimg2 |= tmp2 << 16; 2489 } else if ((memory_clock > 125000) && (memory_clock <= 137500)) { 2490 tmp2 = (((0x36 * engine_clock) / 137500) - 1) & 0xff; 2491 *dram_timimg2 &= ~0x00ff0000; 2492 *dram_timimg2 |= tmp2 << 16; 2493 } 2494 } 2495 } 2496 2497 2498 static int ci_populate_memory_timing_parameters(struct radeon_device *rdev, 2499 u32 sclk, 2500 u32 mclk, 2501 SMU7_Discrete_MCArbDramTimingTableEntry *arb_regs) 2502 { 2503 u32 dram_timing; 2504 u32 dram_timing2; 2505 u32 burst_time; 2506 2507 radeon_atom_set_engine_dram_timings(rdev, sclk, mclk); 2508 2509 dram_timing = RREG32(MC_ARB_DRAM_TIMING); 2510 dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2); 2511 burst_time = RREG32(MC_ARB_BURST_TIME) & STATE0_MASK; 2512 2513 ci_register_patching_mc_arb(rdev, sclk, mclk, &dram_timing2); 2514 2515 arb_regs->McArbDramTiming = cpu_to_be32(dram_timing); 2516 arb_regs->McArbDramTiming2 = cpu_to_be32(dram_timing2); 2517 arb_regs->McArbBurstTime = (u8)burst_time; 2518 2519 return 0; 2520 } 2521 2522 static int ci_do_program_memory_timing_parameters(struct radeon_device *rdev) 2523 { 2524 struct ci_power_info *pi = ci_get_pi(rdev); 2525 SMU7_Discrete_MCArbDramTimingTable arb_regs; 2526 u32 i, j; 2527 int ret = 0; 2528 2529 memset(&arb_regs, 0, sizeof(SMU7_Discrete_MCArbDramTimingTable)); 2530 2531 for (i = 0; i < pi->dpm_table.sclk_table.count; i++) { 2532 for (j = 0; j < pi->dpm_table.mclk_table.count; j++) { 2533 ret = ci_populate_memory_timing_parameters(rdev, 2534 pi->dpm_table.sclk_table.dpm_levels[i].value, 2535 pi->dpm_table.mclk_table.dpm_levels[j].value, 2536 &arb_regs.entries[i][j]); 2537 if (ret) 2538 break; 2539 } 2540 } 2541 2542 if (ret == 0) 2543 ret = ci_copy_bytes_to_smc(rdev, 2544 pi->arb_table_start, 2545 (u8 *)&arb_regs, 2546 sizeof(SMU7_Discrete_MCArbDramTimingTable), 2547 pi->sram_end); 2548 2549 return ret; 2550 } 2551 2552 static int ci_program_memory_timing_parameters(struct radeon_device *rdev) 2553 { 2554 struct ci_power_info *pi = ci_get_pi(rdev); 2555 2556 if (pi->need_update_smu7_dpm_table == 0) 2557 return 0; 2558 2559 return ci_do_program_memory_timing_parameters(rdev); 2560 } 2561 2562 static void ci_populate_smc_initial_state(struct radeon_device *rdev, 2563 struct radeon_ps *radeon_boot_state) 2564 { 2565 struct ci_ps *boot_state = ci_get_ps(radeon_boot_state); 2566 struct ci_power_info *pi = ci_get_pi(rdev); 2567 u32 level = 0; 2568 2569 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; level++) { 2570 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[level].clk >= 2571 boot_state->performance_levels[0].sclk) { 2572 pi->smc_state_table.GraphicsBootLevel = level; 2573 break; 2574 } 2575 } 2576 2577 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.count; level++) { 2578 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries[level].clk >= 2579 boot_state->performance_levels[0].mclk) { 2580 pi->smc_state_table.MemoryBootLevel = level; 2581 break; 2582 } 2583 } 2584 } 2585 2586 static u32 ci_get_dpm_level_enable_mask_value(struct ci_single_dpm_table *dpm_table) 2587 { 2588 u32 i; 2589 u32 mask_value = 0; 2590 2591 for (i = dpm_table->count; i > 0; i--) { 2592 mask_value = mask_value << 1; 2593 if (dpm_table->dpm_levels[i-1].enabled) 2594 mask_value |= 0x1; 2595 else 2596 mask_value &= 0xFFFFFFFE; 2597 } 2598 2599 return mask_value; 2600 } 2601 2602 static void ci_populate_smc_link_level(struct radeon_device *rdev, 2603 SMU7_Discrete_DpmTable *table) 2604 { 2605 struct ci_power_info *pi = ci_get_pi(rdev); 2606 struct ci_dpm_table *dpm_table = &pi->dpm_table; 2607 u32 i; 2608 2609 for (i = 0; i < dpm_table->pcie_speed_table.count; i++) { 2610 table->LinkLevel[i].PcieGenSpeed = 2611 (u8)dpm_table->pcie_speed_table.dpm_levels[i].value; 2612 table->LinkLevel[i].PcieLaneCount = 2613 r600_encode_pci_lane_width(dpm_table->pcie_speed_table.dpm_levels[i].param1); 2614 table->LinkLevel[i].EnabledForActivity = 1; 2615 table->LinkLevel[i].DownT = cpu_to_be32(5); 2616 table->LinkLevel[i].UpT = cpu_to_be32(30); 2617 } 2618 2619 pi->smc_state_table.LinkLevelCount = (u8)dpm_table->pcie_speed_table.count; 2620 pi->dpm_level_enable_mask.pcie_dpm_enable_mask = 2621 ci_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table); 2622 } 2623 2624 static int ci_populate_smc_uvd_level(struct radeon_device *rdev, 2625 SMU7_Discrete_DpmTable *table) 2626 { 2627 u32 count; 2628 struct atom_clock_dividers dividers; 2629 int ret = -EINVAL; 2630 2631 table->UvdLevelCount = 2632 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count; 2633 2634 for (count = 0; count < table->UvdLevelCount; count++) { 2635 table->UvdLevel[count].VclkFrequency = 2636 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].vclk; 2637 table->UvdLevel[count].DclkFrequency = 2638 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].dclk; 2639 table->UvdLevel[count].MinVddc = 2640 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; 2641 table->UvdLevel[count].MinVddcPhases = 1; 2642 2643 ret = radeon_atom_get_clock_dividers(rdev, 2644 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2645 table->UvdLevel[count].VclkFrequency, false, ÷rs); 2646 if (ret) 2647 return ret; 2648 2649 table->UvdLevel[count].VclkDivider = (u8)dividers.post_divider; 2650 2651 ret = radeon_atom_get_clock_dividers(rdev, 2652 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2653 table->UvdLevel[count].DclkFrequency, false, ÷rs); 2654 if (ret) 2655 return ret; 2656 2657 table->UvdLevel[count].DclkDivider = (u8)dividers.post_divider; 2658 2659 table->UvdLevel[count].VclkFrequency = cpu_to_be32(table->UvdLevel[count].VclkFrequency); 2660 table->UvdLevel[count].DclkFrequency = cpu_to_be32(table->UvdLevel[count].DclkFrequency); 2661 table->UvdLevel[count].MinVddc = cpu_to_be16(table->UvdLevel[count].MinVddc); 2662 } 2663 2664 return ret; 2665 } 2666 2667 static int ci_populate_smc_vce_level(struct radeon_device *rdev, 2668 SMU7_Discrete_DpmTable *table) 2669 { 2670 u32 count; 2671 struct atom_clock_dividers dividers; 2672 int ret = -EINVAL; 2673 2674 table->VceLevelCount = 2675 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count; 2676 2677 for (count = 0; count < table->VceLevelCount; count++) { 2678 table->VceLevel[count].Frequency = 2679 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].evclk; 2680 table->VceLevel[count].MinVoltage = 2681 (u16)rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; 2682 table->VceLevel[count].MinPhases = 1; 2683 2684 ret = radeon_atom_get_clock_dividers(rdev, 2685 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2686 table->VceLevel[count].Frequency, false, ÷rs); 2687 if (ret) 2688 return ret; 2689 2690 table->VceLevel[count].Divider = (u8)dividers.post_divider; 2691 2692 table->VceLevel[count].Frequency = cpu_to_be32(table->VceLevel[count].Frequency); 2693 table->VceLevel[count].MinVoltage = cpu_to_be16(table->VceLevel[count].MinVoltage); 2694 } 2695 2696 return ret; 2697 2698 } 2699 2700 static int ci_populate_smc_acp_level(struct radeon_device *rdev, 2701 SMU7_Discrete_DpmTable *table) 2702 { 2703 u32 count; 2704 struct atom_clock_dividers dividers; 2705 int ret = -EINVAL; 2706 2707 table->AcpLevelCount = (u8) 2708 (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count); 2709 2710 for (count = 0; count < table->AcpLevelCount; count++) { 2711 table->AcpLevel[count].Frequency = 2712 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].clk; 2713 table->AcpLevel[count].MinVoltage = 2714 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].v; 2715 table->AcpLevel[count].MinPhases = 1; 2716 2717 ret = radeon_atom_get_clock_dividers(rdev, 2718 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2719 table->AcpLevel[count].Frequency, false, ÷rs); 2720 if (ret) 2721 return ret; 2722 2723 table->AcpLevel[count].Divider = (u8)dividers.post_divider; 2724 2725 table->AcpLevel[count].Frequency = cpu_to_be32(table->AcpLevel[count].Frequency); 2726 table->AcpLevel[count].MinVoltage = cpu_to_be16(table->AcpLevel[count].MinVoltage); 2727 } 2728 2729 return ret; 2730 } 2731 2732 static int ci_populate_smc_samu_level(struct radeon_device *rdev, 2733 SMU7_Discrete_DpmTable *table) 2734 { 2735 u32 count; 2736 struct atom_clock_dividers dividers; 2737 int ret = -EINVAL; 2738 2739 table->SamuLevelCount = 2740 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count; 2741 2742 for (count = 0; count < table->SamuLevelCount; count++) { 2743 table->SamuLevel[count].Frequency = 2744 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].clk; 2745 table->SamuLevel[count].MinVoltage = 2746 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; 2747 table->SamuLevel[count].MinPhases = 1; 2748 2749 ret = radeon_atom_get_clock_dividers(rdev, 2750 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2751 table->SamuLevel[count].Frequency, false, ÷rs); 2752 if (ret) 2753 return ret; 2754 2755 table->SamuLevel[count].Divider = (u8)dividers.post_divider; 2756 2757 table->SamuLevel[count].Frequency = cpu_to_be32(table->SamuLevel[count].Frequency); 2758 table->SamuLevel[count].MinVoltage = cpu_to_be16(table->SamuLevel[count].MinVoltage); 2759 } 2760 2761 return ret; 2762 } 2763 2764 static int ci_calculate_mclk_params(struct radeon_device *rdev, 2765 u32 memory_clock, 2766 SMU7_Discrete_MemoryLevel *mclk, 2767 bool strobe_mode, 2768 bool dll_state_on) 2769 { 2770 struct ci_power_info *pi = ci_get_pi(rdev); 2771 u32 dll_cntl = pi->clock_registers.dll_cntl; 2772 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl; 2773 u32 mpll_ad_func_cntl = pi->clock_registers.mpll_ad_func_cntl; 2774 u32 mpll_dq_func_cntl = pi->clock_registers.mpll_dq_func_cntl; 2775 u32 mpll_func_cntl = pi->clock_registers.mpll_func_cntl; 2776 u32 mpll_func_cntl_1 = pi->clock_registers.mpll_func_cntl_1; 2777 u32 mpll_func_cntl_2 = pi->clock_registers.mpll_func_cntl_2; 2778 u32 mpll_ss1 = pi->clock_registers.mpll_ss1; 2779 u32 mpll_ss2 = pi->clock_registers.mpll_ss2; 2780 struct atom_mpll_param mpll_param; 2781 int ret; 2782 2783 ret = radeon_atom_get_memory_pll_dividers(rdev, memory_clock, strobe_mode, &mpll_param); 2784 if (ret) 2785 return ret; 2786 2787 mpll_func_cntl &= ~BWCTRL_MASK; 2788 mpll_func_cntl |= BWCTRL(mpll_param.bwcntl); 2789 2790 mpll_func_cntl_1 &= ~(CLKF_MASK | CLKFRAC_MASK | VCO_MODE_MASK); 2791 mpll_func_cntl_1 |= CLKF(mpll_param.clkf) | 2792 CLKFRAC(mpll_param.clkfrac) | VCO_MODE(mpll_param.vco_mode); 2793 2794 mpll_ad_func_cntl &= ~YCLK_POST_DIV_MASK; 2795 mpll_ad_func_cntl |= YCLK_POST_DIV(mpll_param.post_div); 2796 2797 if (pi->mem_gddr5) { 2798 mpll_dq_func_cntl &= ~(YCLK_SEL_MASK | YCLK_POST_DIV_MASK); 2799 mpll_dq_func_cntl |= YCLK_SEL(mpll_param.yclk_sel) | 2800 YCLK_POST_DIV(mpll_param.post_div); 2801 } 2802 2803 if (pi->caps_mclk_ss_support) { 2804 struct radeon_atom_ss ss; 2805 u32 freq_nom; 2806 u32 tmp; 2807 u32 reference_clock = rdev->clock.mpll.reference_freq; 2808 2809 if (mpll_param.qdr == 1) 2810 freq_nom = memory_clock * 4 * (1 << mpll_param.post_div); 2811 else 2812 freq_nom = memory_clock * 2 * (1 << mpll_param.post_div); 2813 2814 tmp = (freq_nom / reference_clock); 2815 tmp = tmp * tmp; 2816 if (radeon_atombios_get_asic_ss_info(rdev, &ss, 2817 ASIC_INTERNAL_MEMORY_SS, freq_nom)) { 2818 u32 clks = reference_clock * 5 / ss.rate; 2819 u32 clkv = (u32)((((131 * ss.percentage * ss.rate) / 100) * tmp) / freq_nom); 2820 2821 mpll_ss1 &= ~CLKV_MASK; 2822 mpll_ss1 |= CLKV(clkv); 2823 2824 mpll_ss2 &= ~CLKS_MASK; 2825 mpll_ss2 |= CLKS(clks); 2826 } 2827 } 2828 2829 mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK; 2830 mclk_pwrmgt_cntl |= DLL_SPEED(mpll_param.dll_speed); 2831 2832 if (dll_state_on) 2833 mclk_pwrmgt_cntl |= MRDCK0_PDNB | MRDCK1_PDNB; 2834 else 2835 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB); 2836 2837 mclk->MclkFrequency = memory_clock; 2838 mclk->MpllFuncCntl = mpll_func_cntl; 2839 mclk->MpllFuncCntl_1 = mpll_func_cntl_1; 2840 mclk->MpllFuncCntl_2 = mpll_func_cntl_2; 2841 mclk->MpllAdFuncCntl = mpll_ad_func_cntl; 2842 mclk->MpllDqFuncCntl = mpll_dq_func_cntl; 2843 mclk->MclkPwrmgtCntl = mclk_pwrmgt_cntl; 2844 mclk->DllCntl = dll_cntl; 2845 mclk->MpllSs1 = mpll_ss1; 2846 mclk->MpllSs2 = mpll_ss2; 2847 2848 return 0; 2849 } 2850 2851 static int ci_populate_single_memory_level(struct radeon_device *rdev, 2852 u32 memory_clock, 2853 SMU7_Discrete_MemoryLevel *memory_level) 2854 { 2855 struct ci_power_info *pi = ci_get_pi(rdev); 2856 int ret; 2857 bool dll_state_on; 2858 2859 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries) { 2860 ret = ci_get_dependency_volt_by_clk(rdev, 2861 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, 2862 memory_clock, &memory_level->MinVddc); 2863 if (ret) 2864 return ret; 2865 } 2866 2867 if (rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries) { 2868 ret = ci_get_dependency_volt_by_clk(rdev, 2869 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, 2870 memory_clock, &memory_level->MinVddci); 2871 if (ret) 2872 return ret; 2873 } 2874 2875 if (rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries) { 2876 ret = ci_get_dependency_volt_by_clk(rdev, 2877 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, 2878 memory_clock, &memory_level->MinMvdd); 2879 if (ret) 2880 return ret; 2881 } 2882 2883 memory_level->MinVddcPhases = 1; 2884 2885 if (pi->vddc_phase_shed_control) 2886 ci_populate_phase_value_based_on_mclk(rdev, 2887 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table, 2888 memory_clock, 2889 &memory_level->MinVddcPhases); 2890 2891 memory_level->EnabledForThrottle = 1; 2892 memory_level->UpH = 0; 2893 memory_level->DownH = 100; 2894 memory_level->VoltageDownH = 0; 2895 memory_level->ActivityLevel = (u16)pi->mclk_activity_target; 2896 2897 memory_level->StutterEnable = false; 2898 memory_level->StrobeEnable = false; 2899 memory_level->EdcReadEnable = false; 2900 memory_level->EdcWriteEnable = false; 2901 memory_level->RttEnable = false; 2902 2903 memory_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; 2904 2905 if (pi->mclk_stutter_mode_threshold && 2906 (memory_clock <= pi->mclk_stutter_mode_threshold) && 2907 (pi->uvd_enabled == false) && 2908 (RREG32(DPG_PIPE_STUTTER_CONTROL) & STUTTER_ENABLE) && 2909 (rdev->pm.dpm.new_active_crtc_count <= 2)) 2910 memory_level->StutterEnable = true; 2911 2912 if (pi->mclk_strobe_mode_threshold && 2913 (memory_clock <= pi->mclk_strobe_mode_threshold)) 2914 memory_level->StrobeEnable = 1; 2915 2916 if (pi->mem_gddr5) { 2917 memory_level->StrobeRatio = 2918 si_get_mclk_frequency_ratio(memory_clock, memory_level->StrobeEnable); 2919 if (pi->mclk_edc_enable_threshold && 2920 (memory_clock > pi->mclk_edc_enable_threshold)) 2921 memory_level->EdcReadEnable = true; 2922 2923 if (pi->mclk_edc_wr_enable_threshold && 2924 (memory_clock > pi->mclk_edc_wr_enable_threshold)) 2925 memory_level->EdcWriteEnable = true; 2926 2927 if (memory_level->StrobeEnable) { 2928 if (si_get_mclk_frequency_ratio(memory_clock, true) >= 2929 ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf)) 2930 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false; 2931 else 2932 dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false; 2933 } else { 2934 dll_state_on = pi->dll_default_on; 2935 } 2936 } else { 2937 memory_level->StrobeRatio = si_get_ddr3_mclk_frequency_ratio(memory_clock); 2938 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false; 2939 } 2940 2941 ret = ci_calculate_mclk_params(rdev, memory_clock, memory_level, memory_level->StrobeEnable, dll_state_on); 2942 if (ret) 2943 return ret; 2944 2945 memory_level->MinVddc = cpu_to_be32(memory_level->MinVddc * VOLTAGE_SCALE); 2946 memory_level->MinVddcPhases = cpu_to_be32(memory_level->MinVddcPhases); 2947 memory_level->MinVddci = cpu_to_be32(memory_level->MinVddci * VOLTAGE_SCALE); 2948 memory_level->MinMvdd = cpu_to_be32(memory_level->MinMvdd * VOLTAGE_SCALE); 2949 2950 memory_level->MclkFrequency = cpu_to_be32(memory_level->MclkFrequency); 2951 memory_level->ActivityLevel = cpu_to_be16(memory_level->ActivityLevel); 2952 memory_level->MpllFuncCntl = cpu_to_be32(memory_level->MpllFuncCntl); 2953 memory_level->MpllFuncCntl_1 = cpu_to_be32(memory_level->MpllFuncCntl_1); 2954 memory_level->MpllFuncCntl_2 = cpu_to_be32(memory_level->MpllFuncCntl_2); 2955 memory_level->MpllAdFuncCntl = cpu_to_be32(memory_level->MpllAdFuncCntl); 2956 memory_level->MpllDqFuncCntl = cpu_to_be32(memory_level->MpllDqFuncCntl); 2957 memory_level->MclkPwrmgtCntl = cpu_to_be32(memory_level->MclkPwrmgtCntl); 2958 memory_level->DllCntl = cpu_to_be32(memory_level->DllCntl); 2959 memory_level->MpllSs1 = cpu_to_be32(memory_level->MpllSs1); 2960 memory_level->MpllSs2 = cpu_to_be32(memory_level->MpllSs2); 2961 2962 return 0; 2963 } 2964 2965 static int ci_populate_smc_acpi_level(struct radeon_device *rdev, 2966 SMU7_Discrete_DpmTable *table) 2967 { 2968 struct ci_power_info *pi = ci_get_pi(rdev); 2969 struct atom_clock_dividers dividers; 2970 SMU7_Discrete_VoltageLevel voltage_level; 2971 u32 spll_func_cntl = pi->clock_registers.cg_spll_func_cntl; 2972 u32 spll_func_cntl_2 = pi->clock_registers.cg_spll_func_cntl_2; 2973 u32 dll_cntl = pi->clock_registers.dll_cntl; 2974 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl; 2975 int ret; 2976 2977 table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC; 2978 2979 if (pi->acpi_vddc) 2980 table->ACPILevel.MinVddc = cpu_to_be32(pi->acpi_vddc * VOLTAGE_SCALE); 2981 else 2982 table->ACPILevel.MinVddc = cpu_to_be32(pi->min_vddc_in_pp_table * VOLTAGE_SCALE); 2983 2984 table->ACPILevel.MinVddcPhases = pi->vddc_phase_shed_control ? 0 : 1; 2985 2986 table->ACPILevel.SclkFrequency = rdev->clock.spll.reference_freq; 2987 2988 ret = radeon_atom_get_clock_dividers(rdev, 2989 COMPUTE_GPUCLK_INPUT_FLAG_SCLK, 2990 table->ACPILevel.SclkFrequency, false, ÷rs); 2991 if (ret) 2992 return ret; 2993 2994 table->ACPILevel.SclkDid = (u8)dividers.post_divider; 2995 table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; 2996 table->ACPILevel.DeepSleepDivId = 0; 2997 2998 spll_func_cntl &= ~SPLL_PWRON; 2999 spll_func_cntl |= SPLL_RESET; 3000 3001 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK; 3002 spll_func_cntl_2 |= SCLK_MUX_SEL(4); 3003 3004 table->ACPILevel.CgSpllFuncCntl = spll_func_cntl; 3005 table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2; 3006 table->ACPILevel.CgSpllFuncCntl3 = pi->clock_registers.cg_spll_func_cntl_3; 3007 table->ACPILevel.CgSpllFuncCntl4 = pi->clock_registers.cg_spll_func_cntl_4; 3008 table->ACPILevel.SpllSpreadSpectrum = pi->clock_registers.cg_spll_spread_spectrum; 3009 table->ACPILevel.SpllSpreadSpectrum2 = pi->clock_registers.cg_spll_spread_spectrum_2; 3010 table->ACPILevel.CcPwrDynRm = 0; 3011 table->ACPILevel.CcPwrDynRm1 = 0; 3012 3013 table->ACPILevel.Flags = cpu_to_be32(table->ACPILevel.Flags); 3014 table->ACPILevel.MinVddcPhases = cpu_to_be32(table->ACPILevel.MinVddcPhases); 3015 table->ACPILevel.SclkFrequency = cpu_to_be32(table->ACPILevel.SclkFrequency); 3016 table->ACPILevel.CgSpllFuncCntl = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl); 3017 table->ACPILevel.CgSpllFuncCntl2 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl2); 3018 table->ACPILevel.CgSpllFuncCntl3 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl3); 3019 table->ACPILevel.CgSpllFuncCntl4 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl4); 3020 table->ACPILevel.SpllSpreadSpectrum = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum); 3021 table->ACPILevel.SpllSpreadSpectrum2 = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum2); 3022 table->ACPILevel.CcPwrDynRm = cpu_to_be32(table->ACPILevel.CcPwrDynRm); 3023 table->ACPILevel.CcPwrDynRm1 = cpu_to_be32(table->ACPILevel.CcPwrDynRm1); 3024 3025 table->MemoryACPILevel.MinVddc = table->ACPILevel.MinVddc; 3026 table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases; 3027 3028 if (pi->vddci_control != CISLANDS_VOLTAGE_CONTROL_NONE) { 3029 if (pi->acpi_vddci) 3030 table->MemoryACPILevel.MinVddci = 3031 cpu_to_be32(pi->acpi_vddci * VOLTAGE_SCALE); 3032 else 3033 table->MemoryACPILevel.MinVddci = 3034 cpu_to_be32(pi->min_vddci_in_pp_table * VOLTAGE_SCALE); 3035 } 3036 3037 if (ci_populate_mvdd_value(rdev, 0, &voltage_level)) 3038 table->MemoryACPILevel.MinMvdd = 0; 3039 else 3040 table->MemoryACPILevel.MinMvdd = 3041 cpu_to_be32(voltage_level.Voltage * VOLTAGE_SCALE); 3042 3043 mclk_pwrmgt_cntl |= MRDCK0_RESET | MRDCK1_RESET; 3044 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB); 3045 3046 dll_cntl &= ~(MRDCK0_BYPASS | MRDCK1_BYPASS); 3047 3048 table->MemoryACPILevel.DllCntl = cpu_to_be32(dll_cntl); 3049 table->MemoryACPILevel.MclkPwrmgtCntl = cpu_to_be32(mclk_pwrmgt_cntl); 3050 table->MemoryACPILevel.MpllAdFuncCntl = 3051 cpu_to_be32(pi->clock_registers.mpll_ad_func_cntl); 3052 table->MemoryACPILevel.MpllDqFuncCntl = 3053 cpu_to_be32(pi->clock_registers.mpll_dq_func_cntl); 3054 table->MemoryACPILevel.MpllFuncCntl = 3055 cpu_to_be32(pi->clock_registers.mpll_func_cntl); 3056 table->MemoryACPILevel.MpllFuncCntl_1 = 3057 cpu_to_be32(pi->clock_registers.mpll_func_cntl_1); 3058 table->MemoryACPILevel.MpllFuncCntl_2 = 3059 cpu_to_be32(pi->clock_registers.mpll_func_cntl_2); 3060 table->MemoryACPILevel.MpllSs1 = cpu_to_be32(pi->clock_registers.mpll_ss1); 3061 table->MemoryACPILevel.MpllSs2 = cpu_to_be32(pi->clock_registers.mpll_ss2); 3062 3063 table->MemoryACPILevel.EnabledForThrottle = 0; 3064 table->MemoryACPILevel.EnabledForActivity = 0; 3065 table->MemoryACPILevel.UpH = 0; 3066 table->MemoryACPILevel.DownH = 100; 3067 table->MemoryACPILevel.VoltageDownH = 0; 3068 table->MemoryACPILevel.ActivityLevel = 3069 cpu_to_be16((u16)pi->mclk_activity_target); 3070 3071 table->MemoryACPILevel.StutterEnable = false; 3072 table->MemoryACPILevel.StrobeEnable = false; 3073 table->MemoryACPILevel.EdcReadEnable = false; 3074 table->MemoryACPILevel.EdcWriteEnable = false; 3075 table->MemoryACPILevel.RttEnable = false; 3076 3077 return 0; 3078 } 3079 3080 3081 static int ci_enable_ulv(struct radeon_device *rdev, bool enable) 3082 { 3083 struct ci_power_info *pi = ci_get_pi(rdev); 3084 struct ci_ulv_parm *ulv = &pi->ulv; 3085 3086 if (ulv->supported) { 3087 if (enable) 3088 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableULV) == PPSMC_Result_OK) ? 3089 0 : -EINVAL; 3090 else 3091 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableULV) == PPSMC_Result_OK) ? 3092 0 : -EINVAL; 3093 } 3094 3095 return 0; 3096 } 3097 3098 static int ci_populate_ulv_level(struct radeon_device *rdev, 3099 SMU7_Discrete_Ulv *state) 3100 { 3101 struct ci_power_info *pi = ci_get_pi(rdev); 3102 u16 ulv_voltage = rdev->pm.dpm.backbias_response_time; 3103 3104 state->CcPwrDynRm = 0; 3105 state->CcPwrDynRm1 = 0; 3106 3107 if (ulv_voltage == 0) { 3108 pi->ulv.supported = false; 3109 return 0; 3110 } 3111 3112 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 3113 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v) 3114 state->VddcOffset = 0; 3115 else 3116 state->VddcOffset = 3117 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage; 3118 } else { 3119 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v) 3120 state->VddcOffsetVid = 0; 3121 else 3122 state->VddcOffsetVid = (u8) 3123 ((rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage) * 3124 VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1); 3125 } 3126 state->VddcPhase = pi->vddc_phase_shed_control ? 0 : 1; 3127 3128 state->CcPwrDynRm = cpu_to_be32(state->CcPwrDynRm); 3129 state->CcPwrDynRm1 = cpu_to_be32(state->CcPwrDynRm1); 3130 state->VddcOffset = cpu_to_be16(state->VddcOffset); 3131 3132 return 0; 3133 } 3134 3135 static int ci_calculate_sclk_params(struct radeon_device *rdev, 3136 u32 engine_clock, 3137 SMU7_Discrete_GraphicsLevel *sclk) 3138 { 3139 struct ci_power_info *pi = ci_get_pi(rdev); 3140 struct atom_clock_dividers dividers; 3141 u32 spll_func_cntl_3 = pi->clock_registers.cg_spll_func_cntl_3; 3142 u32 spll_func_cntl_4 = pi->clock_registers.cg_spll_func_cntl_4; 3143 u32 cg_spll_spread_spectrum = pi->clock_registers.cg_spll_spread_spectrum; 3144 u32 cg_spll_spread_spectrum_2 = pi->clock_registers.cg_spll_spread_spectrum_2; 3145 u32 reference_clock = rdev->clock.spll.reference_freq; 3146 u32 reference_divider; 3147 u32 fbdiv; 3148 int ret; 3149 3150 ret = radeon_atom_get_clock_dividers(rdev, 3151 COMPUTE_GPUCLK_INPUT_FLAG_SCLK, 3152 engine_clock, false, ÷rs); 3153 if (ret) 3154 return ret; 3155 3156 reference_divider = 1 + dividers.ref_div; 3157 fbdiv = dividers.fb_div & 0x3FFFFFF; 3158 3159 spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK; 3160 spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv); 3161 spll_func_cntl_3 |= SPLL_DITHEN; 3162 3163 if (pi->caps_sclk_ss_support) { 3164 struct radeon_atom_ss ss; 3165 u32 vco_freq = engine_clock * dividers.post_div; 3166 3167 if (radeon_atombios_get_asic_ss_info(rdev, &ss, 3168 ASIC_INTERNAL_ENGINE_SS, vco_freq)) { 3169 u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate); 3170 u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000); 3171 3172 cg_spll_spread_spectrum &= ~CLK_S_MASK; 3173 cg_spll_spread_spectrum |= CLK_S(clk_s); 3174 cg_spll_spread_spectrum |= SSEN; 3175 3176 cg_spll_spread_spectrum_2 &= ~CLK_V_MASK; 3177 cg_spll_spread_spectrum_2 |= CLK_V(clk_v); 3178 } 3179 } 3180 3181 sclk->SclkFrequency = engine_clock; 3182 sclk->CgSpllFuncCntl3 = spll_func_cntl_3; 3183 sclk->CgSpllFuncCntl4 = spll_func_cntl_4; 3184 sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum; 3185 sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2; 3186 sclk->SclkDid = (u8)dividers.post_divider; 3187 3188 return 0; 3189 } 3190 3191 static int ci_populate_single_graphic_level(struct radeon_device *rdev, 3192 u32 engine_clock, 3193 u16 sclk_activity_level_t, 3194 SMU7_Discrete_GraphicsLevel *graphic_level) 3195 { 3196 struct ci_power_info *pi = ci_get_pi(rdev); 3197 int ret; 3198 3199 ret = ci_calculate_sclk_params(rdev, engine_clock, graphic_level); 3200 if (ret) 3201 return ret; 3202 3203 ret = ci_get_dependency_volt_by_clk(rdev, 3204 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk, 3205 engine_clock, &graphic_level->MinVddc); 3206 if (ret) 3207 return ret; 3208 3209 graphic_level->SclkFrequency = engine_clock; 3210 3211 graphic_level->Flags = 0; 3212 graphic_level->MinVddcPhases = 1; 3213 3214 if (pi->vddc_phase_shed_control) 3215 ci_populate_phase_value_based_on_sclk(rdev, 3216 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table, 3217 engine_clock, 3218 &graphic_level->MinVddcPhases); 3219 3220 graphic_level->ActivityLevel = sclk_activity_level_t; 3221 3222 graphic_level->CcPwrDynRm = 0; 3223 graphic_level->CcPwrDynRm1 = 0; 3224 graphic_level->EnabledForThrottle = 1; 3225 graphic_level->UpH = 0; 3226 graphic_level->DownH = 0; 3227 graphic_level->VoltageDownH = 0; 3228 graphic_level->PowerThrottle = 0; 3229 3230 if (pi->caps_sclk_ds) 3231 graphic_level->DeepSleepDivId = ci_get_sleep_divider_id_from_clock(rdev, 3232 engine_clock, 3233 CISLAND_MINIMUM_ENGINE_CLOCK); 3234 3235 graphic_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; 3236 3237 graphic_level->Flags = cpu_to_be32(graphic_level->Flags); 3238 graphic_level->MinVddc = cpu_to_be32(graphic_level->MinVddc * VOLTAGE_SCALE); 3239 graphic_level->MinVddcPhases = cpu_to_be32(graphic_level->MinVddcPhases); 3240 graphic_level->SclkFrequency = cpu_to_be32(graphic_level->SclkFrequency); 3241 graphic_level->ActivityLevel = cpu_to_be16(graphic_level->ActivityLevel); 3242 graphic_level->CgSpllFuncCntl3 = cpu_to_be32(graphic_level->CgSpllFuncCntl3); 3243 graphic_level->CgSpllFuncCntl4 = cpu_to_be32(graphic_level->CgSpllFuncCntl4); 3244 graphic_level->SpllSpreadSpectrum = cpu_to_be32(graphic_level->SpllSpreadSpectrum); 3245 graphic_level->SpllSpreadSpectrum2 = cpu_to_be32(graphic_level->SpllSpreadSpectrum2); 3246 graphic_level->CcPwrDynRm = cpu_to_be32(graphic_level->CcPwrDynRm); 3247 graphic_level->CcPwrDynRm1 = cpu_to_be32(graphic_level->CcPwrDynRm1); 3248 3249 return 0; 3250 } 3251 3252 static int ci_populate_all_graphic_levels(struct radeon_device *rdev) 3253 { 3254 struct ci_power_info *pi = ci_get_pi(rdev); 3255 struct ci_dpm_table *dpm_table = &pi->dpm_table; 3256 u32 level_array_address = pi->dpm_table_start + 3257 offsetof(SMU7_Discrete_DpmTable, GraphicsLevel); 3258 u32 level_array_size = sizeof(SMU7_Discrete_GraphicsLevel) * 3259 SMU7_MAX_LEVELS_GRAPHICS; 3260 SMU7_Discrete_GraphicsLevel *levels = pi->smc_state_table.GraphicsLevel; 3261 u32 i, ret; 3262 3263 memset(levels, 0, level_array_size); 3264 3265 for (i = 0; i < dpm_table->sclk_table.count; i++) { 3266 ret = ci_populate_single_graphic_level(rdev, 3267 dpm_table->sclk_table.dpm_levels[i].value, 3268 (u16)pi->activity_target[i], 3269 &pi->smc_state_table.GraphicsLevel[i]); 3270 if (ret) 3271 return ret; 3272 if (i > 1) 3273 pi->smc_state_table.GraphicsLevel[i].DeepSleepDivId = 0; 3274 if (i == (dpm_table->sclk_table.count - 1)) 3275 pi->smc_state_table.GraphicsLevel[i].DisplayWatermark = 3276 PPSMC_DISPLAY_WATERMARK_HIGH; 3277 } 3278 pi->smc_state_table.GraphicsLevel[0].EnabledForActivity = 1; 3279 3280 pi->smc_state_table.GraphicsDpmLevelCount = (u8)dpm_table->sclk_table.count; 3281 pi->dpm_level_enable_mask.sclk_dpm_enable_mask = 3282 ci_get_dpm_level_enable_mask_value(&dpm_table->sclk_table); 3283 3284 ret = ci_copy_bytes_to_smc(rdev, level_array_address, 3285 (u8 *)levels, level_array_size, 3286 pi->sram_end); 3287 if (ret) 3288 return ret; 3289 3290 return 0; 3291 } 3292 3293 static int ci_populate_ulv_state(struct radeon_device *rdev, 3294 SMU7_Discrete_Ulv *ulv_level) 3295 { 3296 return ci_populate_ulv_level(rdev, ulv_level); 3297 } 3298 3299 static int ci_populate_all_memory_levels(struct radeon_device *rdev) 3300 { 3301 struct ci_power_info *pi = ci_get_pi(rdev); 3302 struct ci_dpm_table *dpm_table = &pi->dpm_table; 3303 u32 level_array_address = pi->dpm_table_start + 3304 offsetof(SMU7_Discrete_DpmTable, MemoryLevel); 3305 u32 level_array_size = sizeof(SMU7_Discrete_MemoryLevel) * 3306 SMU7_MAX_LEVELS_MEMORY; 3307 SMU7_Discrete_MemoryLevel *levels = pi->smc_state_table.MemoryLevel; 3308 u32 i, ret; 3309 3310 memset(levels, 0, level_array_size); 3311 3312 for (i = 0; i < dpm_table->mclk_table.count; i++) { 3313 if (dpm_table->mclk_table.dpm_levels[i].value == 0) 3314 return -EINVAL; 3315 ret = ci_populate_single_memory_level(rdev, 3316 dpm_table->mclk_table.dpm_levels[i].value, 3317 &pi->smc_state_table.MemoryLevel[i]); 3318 if (ret) 3319 return ret; 3320 } 3321 3322 pi->smc_state_table.MemoryLevel[0].EnabledForActivity = 1; 3323 3324 if ((dpm_table->mclk_table.count >= 2) && 3325 ((rdev->pdev->device == 0x67B0) || (rdev->pdev->device == 0x67B1))) { 3326 pi->smc_state_table.MemoryLevel[1].MinVddc = 3327 pi->smc_state_table.MemoryLevel[0].MinVddc; 3328 pi->smc_state_table.MemoryLevel[1].MinVddcPhases = 3329 pi->smc_state_table.MemoryLevel[0].MinVddcPhases; 3330 } 3331 3332 pi->smc_state_table.MemoryLevel[0].ActivityLevel = cpu_to_be16(0x1F); 3333 3334 pi->smc_state_table.MemoryDpmLevelCount = (u8)dpm_table->mclk_table.count; 3335 pi->dpm_level_enable_mask.mclk_dpm_enable_mask = 3336 ci_get_dpm_level_enable_mask_value(&dpm_table->mclk_table); 3337 3338 pi->smc_state_table.MemoryLevel[dpm_table->mclk_table.count - 1].DisplayWatermark = 3339 PPSMC_DISPLAY_WATERMARK_HIGH; 3340 3341 ret = ci_copy_bytes_to_smc(rdev, level_array_address, 3342 (u8 *)levels, level_array_size, 3343 pi->sram_end); 3344 if (ret) 3345 return ret; 3346 3347 return 0; 3348 } 3349 3350 static void ci_reset_single_dpm_table(struct radeon_device *rdev, 3351 struct ci_single_dpm_table* dpm_table, 3352 u32 count) 3353 { 3354 u32 i; 3355 3356 dpm_table->count = count; 3357 for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++) 3358 dpm_table->dpm_levels[i].enabled = false; 3359 } 3360 3361 static void ci_setup_pcie_table_entry(struct ci_single_dpm_table* dpm_table, 3362 u32 index, u32 pcie_gen, u32 pcie_lanes) 3363 { 3364 dpm_table->dpm_levels[index].value = pcie_gen; 3365 dpm_table->dpm_levels[index].param1 = pcie_lanes; 3366 dpm_table->dpm_levels[index].enabled = true; 3367 } 3368 3369 static int ci_setup_default_pcie_tables(struct radeon_device *rdev) 3370 { 3371 struct ci_power_info *pi = ci_get_pi(rdev); 3372 3373 if (!pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) 3374 return -EINVAL; 3375 3376 if (pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) { 3377 pi->pcie_gen_powersaving = pi->pcie_gen_performance; 3378 pi->pcie_lane_powersaving = pi->pcie_lane_performance; 3379 } else if (!pi->use_pcie_performance_levels && pi->use_pcie_powersaving_levels) { 3380 pi->pcie_gen_performance = pi->pcie_gen_powersaving; 3381 pi->pcie_lane_performance = pi->pcie_lane_powersaving; 3382 } 3383 3384 ci_reset_single_dpm_table(rdev, 3385 &pi->dpm_table.pcie_speed_table, 3386 SMU7_MAX_LEVELS_LINK); 3387 3388 if (rdev->family == CHIP_BONAIRE) 3389 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0, 3390 pi->pcie_gen_powersaving.min, 3391 pi->pcie_lane_powersaving.max); 3392 else 3393 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0, 3394 pi->pcie_gen_powersaving.min, 3395 pi->pcie_lane_powersaving.min); 3396 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 1, 3397 pi->pcie_gen_performance.min, 3398 pi->pcie_lane_performance.min); 3399 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 2, 3400 pi->pcie_gen_powersaving.min, 3401 pi->pcie_lane_powersaving.max); 3402 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 3, 3403 pi->pcie_gen_performance.min, 3404 pi->pcie_lane_performance.max); 3405 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 4, 3406 pi->pcie_gen_powersaving.max, 3407 pi->pcie_lane_powersaving.max); 3408 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 5, 3409 pi->pcie_gen_performance.max, 3410 pi->pcie_lane_performance.max); 3411 3412 pi->dpm_table.pcie_speed_table.count = 6; 3413 3414 return 0; 3415 } 3416 3417 static int ci_setup_default_dpm_tables(struct radeon_device *rdev) 3418 { 3419 struct ci_power_info *pi = ci_get_pi(rdev); 3420 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table = 3421 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 3422 struct radeon_clock_voltage_dependency_table *allowed_mclk_table = 3423 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk; 3424 struct radeon_cac_leakage_table *std_voltage_table = 3425 &rdev->pm.dpm.dyn_state.cac_leakage_table; 3426 u32 i; 3427 3428 if (allowed_sclk_vddc_table == NULL) 3429 return -EINVAL; 3430 if (allowed_sclk_vddc_table->count < 1) 3431 return -EINVAL; 3432 if (allowed_mclk_table == NULL) 3433 return -EINVAL; 3434 if (allowed_mclk_table->count < 1) 3435 return -EINVAL; 3436 3437 memset(&pi->dpm_table, 0, sizeof(struct ci_dpm_table)); 3438 3439 ci_reset_single_dpm_table(rdev, 3440 &pi->dpm_table.sclk_table, 3441 SMU7_MAX_LEVELS_GRAPHICS); 3442 ci_reset_single_dpm_table(rdev, 3443 &pi->dpm_table.mclk_table, 3444 SMU7_MAX_LEVELS_MEMORY); 3445 ci_reset_single_dpm_table(rdev, 3446 &pi->dpm_table.vddc_table, 3447 SMU7_MAX_LEVELS_VDDC); 3448 ci_reset_single_dpm_table(rdev, 3449 &pi->dpm_table.vddci_table, 3450 SMU7_MAX_LEVELS_VDDCI); 3451 ci_reset_single_dpm_table(rdev, 3452 &pi->dpm_table.mvdd_table, 3453 SMU7_MAX_LEVELS_MVDD); 3454 3455 pi->dpm_table.sclk_table.count = 0; 3456 for (i = 0; i < allowed_sclk_vddc_table->count; i++) { 3457 if ((i == 0) || 3458 (pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count-1].value != 3459 allowed_sclk_vddc_table->entries[i].clk)) { 3460 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].value = 3461 allowed_sclk_vddc_table->entries[i].clk; 3462 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].enabled = 3463 (i == 0) ? true : false; 3464 pi->dpm_table.sclk_table.count++; 3465 } 3466 } 3467 3468 pi->dpm_table.mclk_table.count = 0; 3469 for (i = 0; i < allowed_mclk_table->count; i++) { 3470 if ((i == 0) || 3471 (pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count-1].value != 3472 allowed_mclk_table->entries[i].clk)) { 3473 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].value = 3474 allowed_mclk_table->entries[i].clk; 3475 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].enabled = 3476 (i == 0) ? true : false; 3477 pi->dpm_table.mclk_table.count++; 3478 } 3479 } 3480 3481 for (i = 0; i < allowed_sclk_vddc_table->count; i++) { 3482 pi->dpm_table.vddc_table.dpm_levels[i].value = 3483 allowed_sclk_vddc_table->entries[i].v; 3484 pi->dpm_table.vddc_table.dpm_levels[i].param1 = 3485 std_voltage_table->entries[i].leakage; 3486 pi->dpm_table.vddc_table.dpm_levels[i].enabled = true; 3487 } 3488 pi->dpm_table.vddc_table.count = allowed_sclk_vddc_table->count; 3489 3490 allowed_mclk_table = &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk; 3491 if (allowed_mclk_table) { 3492 for (i = 0; i < allowed_mclk_table->count; i++) { 3493 pi->dpm_table.vddci_table.dpm_levels[i].value = 3494 allowed_mclk_table->entries[i].v; 3495 pi->dpm_table.vddci_table.dpm_levels[i].enabled = true; 3496 } 3497 pi->dpm_table.vddci_table.count = allowed_mclk_table->count; 3498 } 3499 3500 allowed_mclk_table = &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk; 3501 if (allowed_mclk_table) { 3502 for (i = 0; i < allowed_mclk_table->count; i++) { 3503 pi->dpm_table.mvdd_table.dpm_levels[i].value = 3504 allowed_mclk_table->entries[i].v; 3505 pi->dpm_table.mvdd_table.dpm_levels[i].enabled = true; 3506 } 3507 pi->dpm_table.mvdd_table.count = allowed_mclk_table->count; 3508 } 3509 3510 ci_setup_default_pcie_tables(rdev); 3511 3512 return 0; 3513 } 3514 3515 static int ci_find_boot_level(struct ci_single_dpm_table *table, 3516 u32 value, u32 *boot_level) 3517 { 3518 u32 i; 3519 int ret = -EINVAL; 3520 3521 for(i = 0; i < table->count; i++) { 3522 if (value == table->dpm_levels[i].value) { 3523 *boot_level = i; 3524 ret = 0; 3525 } 3526 } 3527 3528 return ret; 3529 } 3530 3531 static int ci_init_smc_table(struct radeon_device *rdev) 3532 { 3533 struct ci_power_info *pi = ci_get_pi(rdev); 3534 struct ci_ulv_parm *ulv = &pi->ulv; 3535 struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps; 3536 SMU7_Discrete_DpmTable *table = &pi->smc_state_table; 3537 int ret; 3538 3539 ret = ci_setup_default_dpm_tables(rdev); 3540 if (ret) 3541 return ret; 3542 3543 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) 3544 ci_populate_smc_voltage_tables(rdev, table); 3545 3546 ci_init_fps_limits(rdev); 3547 3548 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC) 3549 table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC; 3550 3551 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC) 3552 table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC; 3553 3554 if (pi->mem_gddr5) 3555 table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5; 3556 3557 if (ulv->supported) { 3558 ret = ci_populate_ulv_state(rdev, &pi->smc_state_table.Ulv); 3559 if (ret) 3560 return ret; 3561 WREG32_SMC(CG_ULV_PARAMETER, ulv->cg_ulv_parameter); 3562 } 3563 3564 ret = ci_populate_all_graphic_levels(rdev); 3565 if (ret) 3566 return ret; 3567 3568 ret = ci_populate_all_memory_levels(rdev); 3569 if (ret) 3570 return ret; 3571 3572 ci_populate_smc_link_level(rdev, table); 3573 3574 ret = ci_populate_smc_acpi_level(rdev, table); 3575 if (ret) 3576 return ret; 3577 3578 ret = ci_populate_smc_vce_level(rdev, table); 3579 if (ret) 3580 return ret; 3581 3582 ret = ci_populate_smc_acp_level(rdev, table); 3583 if (ret) 3584 return ret; 3585 3586 ret = ci_populate_smc_samu_level(rdev, table); 3587 if (ret) 3588 return ret; 3589 3590 ret = ci_do_program_memory_timing_parameters(rdev); 3591 if (ret) 3592 return ret; 3593 3594 ret = ci_populate_smc_uvd_level(rdev, table); 3595 if (ret) 3596 return ret; 3597 3598 table->UvdBootLevel = 0; 3599 table->VceBootLevel = 0; 3600 table->AcpBootLevel = 0; 3601 table->SamuBootLevel = 0; 3602 table->GraphicsBootLevel = 0; 3603 table->MemoryBootLevel = 0; 3604 3605 ret = ci_find_boot_level(&pi->dpm_table.sclk_table, 3606 pi->vbios_boot_state.sclk_bootup_value, 3607 (u32 *)&pi->smc_state_table.GraphicsBootLevel); 3608 3609 ret = ci_find_boot_level(&pi->dpm_table.mclk_table, 3610 pi->vbios_boot_state.mclk_bootup_value, 3611 (u32 *)&pi->smc_state_table.MemoryBootLevel); 3612 3613 table->BootVddc = pi->vbios_boot_state.vddc_bootup_value; 3614 table->BootVddci = pi->vbios_boot_state.vddci_bootup_value; 3615 table->BootMVdd = pi->vbios_boot_state.mvdd_bootup_value; 3616 3617 ci_populate_smc_initial_state(rdev, radeon_boot_state); 3618 3619 ret = ci_populate_bapm_parameters_in_dpm_table(rdev); 3620 if (ret) 3621 return ret; 3622 3623 table->UVDInterval = 1; 3624 table->VCEInterval = 1; 3625 table->ACPInterval = 1; 3626 table->SAMUInterval = 1; 3627 table->GraphicsVoltageChangeEnable = 1; 3628 table->GraphicsThermThrottleEnable = 1; 3629 table->GraphicsInterval = 1; 3630 table->VoltageInterval = 1; 3631 table->ThermalInterval = 1; 3632 table->TemperatureLimitHigh = (u16)((pi->thermal_temp_setting.temperature_high * 3633 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000); 3634 table->TemperatureLimitLow = (u16)((pi->thermal_temp_setting.temperature_low * 3635 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000); 3636 table->MemoryVoltageChangeEnable = 1; 3637 table->MemoryInterval = 1; 3638 table->VoltageResponseTime = 0; 3639 table->VddcVddciDelta = 4000; 3640 table->PhaseResponseTime = 0; 3641 table->MemoryThermThrottleEnable = 1; 3642 table->PCIeBootLinkLevel = pi->dpm_table.pcie_speed_table.count - 1; 3643 table->PCIeGenInterval = 1; 3644 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) 3645 table->SVI2Enable = 1; 3646 else 3647 table->SVI2Enable = 0; 3648 3649 table->ThermGpio = 17; 3650 table->SclkStepSize = 0x4000; 3651 3652 table->SystemFlags = cpu_to_be32(table->SystemFlags); 3653 table->SmioMaskVddcVid = cpu_to_be32(table->SmioMaskVddcVid); 3654 table->SmioMaskVddcPhase = cpu_to_be32(table->SmioMaskVddcPhase); 3655 table->SmioMaskVddciVid = cpu_to_be32(table->SmioMaskVddciVid); 3656 table->SmioMaskMvddVid = cpu_to_be32(table->SmioMaskMvddVid); 3657 table->SclkStepSize = cpu_to_be32(table->SclkStepSize); 3658 table->TemperatureLimitHigh = cpu_to_be16(table->TemperatureLimitHigh); 3659 table->TemperatureLimitLow = cpu_to_be16(table->TemperatureLimitLow); 3660 table->VddcVddciDelta = cpu_to_be16(table->VddcVddciDelta); 3661 table->VoltageResponseTime = cpu_to_be16(table->VoltageResponseTime); 3662 table->PhaseResponseTime = cpu_to_be16(table->PhaseResponseTime); 3663 table->BootVddc = cpu_to_be16(table->BootVddc * VOLTAGE_SCALE); 3664 table->BootVddci = cpu_to_be16(table->BootVddci * VOLTAGE_SCALE); 3665 table->BootMVdd = cpu_to_be16(table->BootMVdd * VOLTAGE_SCALE); 3666 3667 ret = ci_copy_bytes_to_smc(rdev, 3668 pi->dpm_table_start + 3669 offsetof(SMU7_Discrete_DpmTable, SystemFlags), 3670 (u8 *)&table->SystemFlags, 3671 sizeof(SMU7_Discrete_DpmTable) - 3 * sizeof(SMU7_PIDController), 3672 pi->sram_end); 3673 if (ret) 3674 return ret; 3675 3676 return 0; 3677 } 3678 3679 static void ci_trim_single_dpm_states(struct radeon_device *rdev, 3680 struct ci_single_dpm_table *dpm_table, 3681 u32 low_limit, u32 high_limit) 3682 { 3683 u32 i; 3684 3685 for (i = 0; i < dpm_table->count; i++) { 3686 if ((dpm_table->dpm_levels[i].value < low_limit) || 3687 (dpm_table->dpm_levels[i].value > high_limit)) 3688 dpm_table->dpm_levels[i].enabled = false; 3689 else 3690 dpm_table->dpm_levels[i].enabled = true; 3691 } 3692 } 3693 3694 static void ci_trim_pcie_dpm_states(struct radeon_device *rdev, 3695 u32 speed_low, u32 lanes_low, 3696 u32 speed_high, u32 lanes_high) 3697 { 3698 struct ci_power_info *pi = ci_get_pi(rdev); 3699 struct ci_single_dpm_table *pcie_table = &pi->dpm_table.pcie_speed_table; 3700 u32 i, j; 3701 3702 for (i = 0; i < pcie_table->count; i++) { 3703 if ((pcie_table->dpm_levels[i].value < speed_low) || 3704 (pcie_table->dpm_levels[i].param1 < lanes_low) || 3705 (pcie_table->dpm_levels[i].value > speed_high) || 3706 (pcie_table->dpm_levels[i].param1 > lanes_high)) 3707 pcie_table->dpm_levels[i].enabled = false; 3708 else 3709 pcie_table->dpm_levels[i].enabled = true; 3710 } 3711 3712 for (i = 0; i < pcie_table->count; i++) { 3713 if (pcie_table->dpm_levels[i].enabled) { 3714 for (j = i + 1; j < pcie_table->count; j++) { 3715 if (pcie_table->dpm_levels[j].enabled) { 3716 if ((pcie_table->dpm_levels[i].value == pcie_table->dpm_levels[j].value) && 3717 (pcie_table->dpm_levels[i].param1 == pcie_table->dpm_levels[j].param1)) 3718 pcie_table->dpm_levels[j].enabled = false; 3719 } 3720 } 3721 } 3722 } 3723 } 3724 3725 static int ci_trim_dpm_states(struct radeon_device *rdev, 3726 struct radeon_ps *radeon_state) 3727 { 3728 struct ci_ps *state = ci_get_ps(radeon_state); 3729 struct ci_power_info *pi = ci_get_pi(rdev); 3730 u32 high_limit_count; 3731 3732 if (state->performance_level_count < 1) 3733 return -EINVAL; 3734 3735 if (state->performance_level_count == 1) 3736 high_limit_count = 0; 3737 else 3738 high_limit_count = 1; 3739 3740 ci_trim_single_dpm_states(rdev, 3741 &pi->dpm_table.sclk_table, 3742 state->performance_levels[0].sclk, 3743 state->performance_levels[high_limit_count].sclk); 3744 3745 ci_trim_single_dpm_states(rdev, 3746 &pi->dpm_table.mclk_table, 3747 state->performance_levels[0].mclk, 3748 state->performance_levels[high_limit_count].mclk); 3749 3750 ci_trim_pcie_dpm_states(rdev, 3751 state->performance_levels[0].pcie_gen, 3752 state->performance_levels[0].pcie_lane, 3753 state->performance_levels[high_limit_count].pcie_gen, 3754 state->performance_levels[high_limit_count].pcie_lane); 3755 3756 return 0; 3757 } 3758 3759 static int ci_apply_disp_minimum_voltage_request(struct radeon_device *rdev) 3760 { 3761 struct radeon_clock_voltage_dependency_table *disp_voltage_table = 3762 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk; 3763 struct radeon_clock_voltage_dependency_table *vddc_table = 3764 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 3765 u32 requested_voltage = 0; 3766 u32 i; 3767 3768 if (disp_voltage_table == NULL) 3769 return -EINVAL; 3770 if (!disp_voltage_table->count) 3771 return -EINVAL; 3772 3773 for (i = 0; i < disp_voltage_table->count; i++) { 3774 if (rdev->clock.current_dispclk == disp_voltage_table->entries[i].clk) 3775 requested_voltage = disp_voltage_table->entries[i].v; 3776 } 3777 3778 for (i = 0; i < vddc_table->count; i++) { 3779 if (requested_voltage <= vddc_table->entries[i].v) { 3780 requested_voltage = vddc_table->entries[i].v; 3781 return (ci_send_msg_to_smc_with_parameter(rdev, 3782 PPSMC_MSG_VddC_Request, 3783 requested_voltage * VOLTAGE_SCALE) == PPSMC_Result_OK) ? 3784 0 : -EINVAL; 3785 } 3786 } 3787 3788 return -EINVAL; 3789 } 3790 3791 static int ci_upload_dpm_level_enable_mask(struct radeon_device *rdev) 3792 { 3793 struct ci_power_info *pi = ci_get_pi(rdev); 3794 PPSMC_Result result; 3795 3796 ci_apply_disp_minimum_voltage_request(rdev); 3797 3798 if (!pi->sclk_dpm_key_disabled) { 3799 if (pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { 3800 result = ci_send_msg_to_smc_with_parameter(rdev, 3801 PPSMC_MSG_SCLKDPM_SetEnabledMask, 3802 pi->dpm_level_enable_mask.sclk_dpm_enable_mask); 3803 if (result != PPSMC_Result_OK) 3804 return -EINVAL; 3805 } 3806 } 3807 3808 if (!pi->mclk_dpm_key_disabled) { 3809 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { 3810 result = ci_send_msg_to_smc_with_parameter(rdev, 3811 PPSMC_MSG_MCLKDPM_SetEnabledMask, 3812 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 3813 if (result != PPSMC_Result_OK) 3814 return -EINVAL; 3815 } 3816 } 3817 #if 0 3818 if (!pi->pcie_dpm_key_disabled) { 3819 if (pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { 3820 result = ci_send_msg_to_smc_with_parameter(rdev, 3821 PPSMC_MSG_PCIeDPM_SetEnabledMask, 3822 pi->dpm_level_enable_mask.pcie_dpm_enable_mask); 3823 if (result != PPSMC_Result_OK) 3824 return -EINVAL; 3825 } 3826 } 3827 #endif 3828 return 0; 3829 } 3830 3831 static void ci_find_dpm_states_clocks_in_dpm_table(struct radeon_device *rdev, 3832 struct radeon_ps *radeon_state) 3833 { 3834 struct ci_power_info *pi = ci_get_pi(rdev); 3835 struct ci_ps *state = ci_get_ps(radeon_state); 3836 struct ci_single_dpm_table *sclk_table = &pi->dpm_table.sclk_table; 3837 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk; 3838 struct ci_single_dpm_table *mclk_table = &pi->dpm_table.mclk_table; 3839 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk; 3840 u32 i; 3841 3842 pi->need_update_smu7_dpm_table = 0; 3843 3844 for (i = 0; i < sclk_table->count; i++) { 3845 if (sclk == sclk_table->dpm_levels[i].value) 3846 break; 3847 } 3848 3849 if (i >= sclk_table->count) { 3850 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK; 3851 } else { 3852 /* XXX check display min clock requirements */ 3853 if (CISLAND_MINIMUM_ENGINE_CLOCK != CISLAND_MINIMUM_ENGINE_CLOCK) 3854 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK; 3855 } 3856 3857 for (i = 0; i < mclk_table->count; i++) { 3858 if (mclk == mclk_table->dpm_levels[i].value) 3859 break; 3860 } 3861 3862 if (i >= mclk_table->count) 3863 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK; 3864 3865 if (rdev->pm.dpm.current_active_crtc_count != 3866 rdev->pm.dpm.new_active_crtc_count) 3867 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK; 3868 } 3869 3870 static int ci_populate_and_upload_sclk_mclk_dpm_levels(struct radeon_device *rdev, 3871 struct radeon_ps *radeon_state) 3872 { 3873 struct ci_power_info *pi = ci_get_pi(rdev); 3874 struct ci_ps *state = ci_get_ps(radeon_state); 3875 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk; 3876 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk; 3877 struct ci_dpm_table *dpm_table = &pi->dpm_table; 3878 int ret; 3879 3880 if (!pi->need_update_smu7_dpm_table) 3881 return 0; 3882 3883 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK) 3884 dpm_table->sclk_table.dpm_levels[dpm_table->sclk_table.count-1].value = sclk; 3885 3886 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK) 3887 dpm_table->mclk_table.dpm_levels[dpm_table->mclk_table.count-1].value = mclk; 3888 3889 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK)) { 3890 ret = ci_populate_all_graphic_levels(rdev); 3891 if (ret) 3892 return ret; 3893 } 3894 3895 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_MCLK | DPMTABLE_UPDATE_MCLK)) { 3896 ret = ci_populate_all_memory_levels(rdev); 3897 if (ret) 3898 return ret; 3899 } 3900 3901 return 0; 3902 } 3903 3904 static int ci_enable_uvd_dpm(struct radeon_device *rdev, bool enable) 3905 { 3906 struct ci_power_info *pi = ci_get_pi(rdev); 3907 const struct radeon_clock_and_voltage_limits *max_limits; 3908 int i; 3909 3910 if (rdev->pm.dpm.ac_power) 3911 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 3912 else 3913 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 3914 3915 if (enable) { 3916 pi->dpm_level_enable_mask.uvd_dpm_enable_mask = 0; 3917 3918 for (i = rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 3919 if (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 3920 pi->dpm_level_enable_mask.uvd_dpm_enable_mask |= 1 << i; 3921 3922 if (!pi->caps_uvd_dpm) 3923 break; 3924 } 3925 } 3926 3927 ci_send_msg_to_smc_with_parameter(rdev, 3928 PPSMC_MSG_UVDDPM_SetEnabledMask, 3929 pi->dpm_level_enable_mask.uvd_dpm_enable_mask); 3930 3931 if (pi->last_mclk_dpm_enable_mask & 0x1) { 3932 pi->uvd_enabled = true; 3933 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE; 3934 ci_send_msg_to_smc_with_parameter(rdev, 3935 PPSMC_MSG_MCLKDPM_SetEnabledMask, 3936 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 3937 } 3938 } else { 3939 if (pi->last_mclk_dpm_enable_mask & 0x1) { 3940 pi->uvd_enabled = false; 3941 pi->dpm_level_enable_mask.mclk_dpm_enable_mask |= 1; 3942 ci_send_msg_to_smc_with_parameter(rdev, 3943 PPSMC_MSG_MCLKDPM_SetEnabledMask, 3944 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 3945 } 3946 } 3947 3948 return (ci_send_msg_to_smc(rdev, enable ? 3949 PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable) == PPSMC_Result_OK) ? 3950 0 : -EINVAL; 3951 } 3952 3953 static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable) 3954 { 3955 struct ci_power_info *pi = ci_get_pi(rdev); 3956 const struct radeon_clock_and_voltage_limits *max_limits; 3957 int i; 3958 3959 if (rdev->pm.dpm.ac_power) 3960 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 3961 else 3962 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 3963 3964 if (enable) { 3965 pi->dpm_level_enable_mask.vce_dpm_enable_mask = 0; 3966 for (i = rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 3967 if (rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 3968 pi->dpm_level_enable_mask.vce_dpm_enable_mask |= 1 << i; 3969 3970 if (!pi->caps_vce_dpm) 3971 break; 3972 } 3973 } 3974 3975 ci_send_msg_to_smc_with_parameter(rdev, 3976 PPSMC_MSG_VCEDPM_SetEnabledMask, 3977 pi->dpm_level_enable_mask.vce_dpm_enable_mask); 3978 } 3979 3980 return (ci_send_msg_to_smc(rdev, enable ? 3981 PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable) == PPSMC_Result_OK) ? 3982 0 : -EINVAL; 3983 } 3984 3985 #if 0 3986 static int ci_enable_samu_dpm(struct radeon_device *rdev, bool enable) 3987 { 3988 struct ci_power_info *pi = ci_get_pi(rdev); 3989 const struct radeon_clock_and_voltage_limits *max_limits; 3990 int i; 3991 3992 if (rdev->pm.dpm.ac_power) 3993 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 3994 else 3995 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 3996 3997 if (enable) { 3998 pi->dpm_level_enable_mask.samu_dpm_enable_mask = 0; 3999 for (i = rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 4000 if (rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 4001 pi->dpm_level_enable_mask.samu_dpm_enable_mask |= 1 << i; 4002 4003 if (!pi->caps_samu_dpm) 4004 break; 4005 } 4006 } 4007 4008 ci_send_msg_to_smc_with_parameter(rdev, 4009 PPSMC_MSG_SAMUDPM_SetEnabledMask, 4010 pi->dpm_level_enable_mask.samu_dpm_enable_mask); 4011 } 4012 return (ci_send_msg_to_smc(rdev, enable ? 4013 PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable) == PPSMC_Result_OK) ? 4014 0 : -EINVAL; 4015 } 4016 4017 static int ci_enable_acp_dpm(struct radeon_device *rdev, bool enable) 4018 { 4019 struct ci_power_info *pi = ci_get_pi(rdev); 4020 const struct radeon_clock_and_voltage_limits *max_limits; 4021 int i; 4022 4023 if (rdev->pm.dpm.ac_power) 4024 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 4025 else 4026 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 4027 4028 if (enable) { 4029 pi->dpm_level_enable_mask.acp_dpm_enable_mask = 0; 4030 for (i = rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 4031 if (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 4032 pi->dpm_level_enable_mask.acp_dpm_enable_mask |= 1 << i; 4033 4034 if (!pi->caps_acp_dpm) 4035 break; 4036 } 4037 } 4038 4039 ci_send_msg_to_smc_with_parameter(rdev, 4040 PPSMC_MSG_ACPDPM_SetEnabledMask, 4041 pi->dpm_level_enable_mask.acp_dpm_enable_mask); 4042 } 4043 4044 return (ci_send_msg_to_smc(rdev, enable ? 4045 PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable) == PPSMC_Result_OK) ? 4046 0 : -EINVAL; 4047 } 4048 #endif 4049 4050 static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate) 4051 { 4052 struct ci_power_info *pi = ci_get_pi(rdev); 4053 u32 tmp; 4054 4055 if (!gate) { 4056 if (pi->caps_uvd_dpm || 4057 (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count <= 0)) 4058 pi->smc_state_table.UvdBootLevel = 0; 4059 else 4060 pi->smc_state_table.UvdBootLevel = 4061 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; 4062 4063 tmp = RREG32_SMC(DPM_TABLE_475); 4064 tmp &= ~UvdBootLevel_MASK; 4065 tmp |= UvdBootLevel(pi->smc_state_table.UvdBootLevel); 4066 WREG32_SMC(DPM_TABLE_475, tmp); 4067 } 4068 4069 return ci_enable_uvd_dpm(rdev, !gate); 4070 } 4071 4072 static u8 ci_get_vce_boot_level(struct radeon_device *rdev) 4073 { 4074 u8 i; 4075 u32 min_evclk = 30000; /* ??? */ 4076 struct radeon_vce_clock_voltage_dependency_table *table = 4077 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; 4078 4079 for (i = 0; i < table->count; i++) { 4080 if (table->entries[i].evclk >= min_evclk) 4081 return i; 4082 } 4083 4084 return table->count - 1; 4085 } 4086 4087 static int ci_update_vce_dpm(struct radeon_device *rdev, 4088 struct radeon_ps *radeon_new_state, 4089 struct radeon_ps *radeon_current_state) 4090 { 4091 struct ci_power_info *pi = ci_get_pi(rdev); 4092 int ret = 0; 4093 u32 tmp; 4094 4095 if (radeon_current_state->evclk != radeon_new_state->evclk) { 4096 if (radeon_new_state->evclk) { 4097 /* turn the clocks on when encoding */ 4098 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, false); 4099 4100 pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(rdev); 4101 tmp = RREG32_SMC(DPM_TABLE_475); 4102 tmp &= ~VceBootLevel_MASK; 4103 tmp |= VceBootLevel(pi->smc_state_table.VceBootLevel); 4104 WREG32_SMC(DPM_TABLE_475, tmp); 4105 4106 ret = ci_enable_vce_dpm(rdev, true); 4107 } else { 4108 /* turn the clocks off when not encoding */ 4109 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, true); 4110 4111 ret = ci_enable_vce_dpm(rdev, false); 4112 } 4113 } 4114 return ret; 4115 } 4116 4117 #if 0 4118 static int ci_update_samu_dpm(struct radeon_device *rdev, bool gate) 4119 { 4120 return ci_enable_samu_dpm(rdev, gate); 4121 } 4122 4123 static int ci_update_acp_dpm(struct radeon_device *rdev, bool gate) 4124 { 4125 struct ci_power_info *pi = ci_get_pi(rdev); 4126 u32 tmp; 4127 4128 if (!gate) { 4129 pi->smc_state_table.AcpBootLevel = 0; 4130 4131 tmp = RREG32_SMC(DPM_TABLE_475); 4132 tmp &= ~AcpBootLevel_MASK; 4133 tmp |= AcpBootLevel(pi->smc_state_table.AcpBootLevel); 4134 WREG32_SMC(DPM_TABLE_475, tmp); 4135 } 4136 4137 return ci_enable_acp_dpm(rdev, !gate); 4138 } 4139 #endif 4140 4141 static int ci_generate_dpm_level_enable_mask(struct radeon_device *rdev, 4142 struct radeon_ps *radeon_state) 4143 { 4144 struct ci_power_info *pi = ci_get_pi(rdev); 4145 int ret; 4146 4147 ret = ci_trim_dpm_states(rdev, radeon_state); 4148 if (ret) 4149 return ret; 4150 4151 pi->dpm_level_enable_mask.sclk_dpm_enable_mask = 4152 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.sclk_table); 4153 pi->dpm_level_enable_mask.mclk_dpm_enable_mask = 4154 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.mclk_table); 4155 pi->last_mclk_dpm_enable_mask = 4156 pi->dpm_level_enable_mask.mclk_dpm_enable_mask; 4157 if (pi->uvd_enabled) { 4158 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask & 1) 4159 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE; 4160 } 4161 pi->dpm_level_enable_mask.pcie_dpm_enable_mask = 4162 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.pcie_speed_table); 4163 4164 return 0; 4165 } 4166 4167 static u32 ci_get_lowest_enabled_level(struct radeon_device *rdev, 4168 u32 level_mask) 4169 { 4170 u32 level = 0; 4171 4172 while ((level_mask & (1 << level)) == 0) 4173 level++; 4174 4175 return level; 4176 } 4177 4178 4179 int ci_dpm_force_performance_level(struct radeon_device *rdev, 4180 enum radeon_dpm_forced_level level) 4181 { 4182 struct ci_power_info *pi = ci_get_pi(rdev); 4183 u32 tmp, levels, i; 4184 int ret; 4185 4186 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { 4187 if ((!pi->pcie_dpm_key_disabled) && 4188 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { 4189 levels = 0; 4190 tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask; 4191 while (tmp >>= 1) 4192 levels++; 4193 if (levels) { 4194 ret = ci_dpm_force_state_pcie(rdev, level); 4195 if (ret) 4196 return ret; 4197 for (i = 0; i < rdev->usec_timeout; i++) { 4198 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) & 4199 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT; 4200 if (tmp == levels) 4201 break; 4202 udelay(1); 4203 } 4204 } 4205 } 4206 if ((!pi->sclk_dpm_key_disabled) && 4207 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { 4208 levels = 0; 4209 tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask; 4210 while (tmp >>= 1) 4211 levels++; 4212 if (levels) { 4213 ret = ci_dpm_force_state_sclk(rdev, levels); 4214 if (ret) 4215 return ret; 4216 for (i = 0; i < rdev->usec_timeout; i++) { 4217 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4218 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT; 4219 if (tmp == levels) 4220 break; 4221 udelay(1); 4222 } 4223 } 4224 } 4225 if ((!pi->mclk_dpm_key_disabled) && 4226 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { 4227 levels = 0; 4228 tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask; 4229 while (tmp >>= 1) 4230 levels++; 4231 if (levels) { 4232 ret = ci_dpm_force_state_mclk(rdev, levels); 4233 if (ret) 4234 return ret; 4235 for (i = 0; i < rdev->usec_timeout; i++) { 4236 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4237 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT; 4238 if (tmp == levels) 4239 break; 4240 udelay(1); 4241 } 4242 } 4243 } 4244 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { 4245 if ((!pi->sclk_dpm_key_disabled) && 4246 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { 4247 levels = ci_get_lowest_enabled_level(rdev, 4248 pi->dpm_level_enable_mask.sclk_dpm_enable_mask); 4249 ret = ci_dpm_force_state_sclk(rdev, levels); 4250 if (ret) 4251 return ret; 4252 for (i = 0; i < rdev->usec_timeout; i++) { 4253 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4254 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT; 4255 if (tmp == levels) 4256 break; 4257 udelay(1); 4258 } 4259 } 4260 if ((!pi->mclk_dpm_key_disabled) && 4261 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { 4262 levels = ci_get_lowest_enabled_level(rdev, 4263 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 4264 ret = ci_dpm_force_state_mclk(rdev, levels); 4265 if (ret) 4266 return ret; 4267 for (i = 0; i < rdev->usec_timeout; i++) { 4268 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4269 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT; 4270 if (tmp == levels) 4271 break; 4272 udelay(1); 4273 } 4274 } 4275 if ((!pi->pcie_dpm_key_disabled) && 4276 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { 4277 levels = ci_get_lowest_enabled_level(rdev, 4278 pi->dpm_level_enable_mask.pcie_dpm_enable_mask); 4279 ret = ci_dpm_force_state_pcie(rdev, levels); 4280 if (ret) 4281 return ret; 4282 for (i = 0; i < rdev->usec_timeout; i++) { 4283 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) & 4284 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT; 4285 if (tmp == levels) 4286 break; 4287 udelay(1); 4288 } 4289 } 4290 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) { 4291 if (!pi->pcie_dpm_key_disabled) { 4292 PPSMC_Result smc_result; 4293 4294 smc_result = ci_send_msg_to_smc(rdev, 4295 PPSMC_MSG_PCIeDPM_UnForceLevel); 4296 if (smc_result != PPSMC_Result_OK) 4297 return -EINVAL; 4298 } 4299 ret = ci_upload_dpm_level_enable_mask(rdev); 4300 if (ret) 4301 return ret; 4302 } 4303 4304 rdev->pm.dpm.forced_level = level; 4305 4306 return 0; 4307 } 4308 4309 static int ci_set_mc_special_registers(struct radeon_device *rdev, 4310 struct ci_mc_reg_table *table) 4311 { 4312 struct ci_power_info *pi = ci_get_pi(rdev); 4313 u8 i, j, k; 4314 u32 temp_reg; 4315 4316 for (i = 0, j = table->last; i < table->last; i++) { 4317 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4318 return -EINVAL; 4319 switch(table->mc_reg_address[i].s1 << 2) { 4320 case MC_SEQ_MISC1: 4321 temp_reg = RREG32(MC_PMG_CMD_EMRS); 4322 table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2; 4323 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2; 4324 for (k = 0; k < table->num_entries; k++) { 4325 table->mc_reg_table_entry[k].mc_data[j] = 4326 ((temp_reg & 0xffff0000)) | ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16); 4327 } 4328 j++; 4329 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4330 return -EINVAL; 4331 4332 temp_reg = RREG32(MC_PMG_CMD_MRS); 4333 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2; 4334 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2; 4335 for (k = 0; k < table->num_entries; k++) { 4336 table->mc_reg_table_entry[k].mc_data[j] = 4337 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); 4338 if (!pi->mem_gddr5) 4339 table->mc_reg_table_entry[k].mc_data[j] |= 0x100; 4340 } 4341 j++; 4342 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4343 return -EINVAL; 4344 4345 if (!pi->mem_gddr5) { 4346 table->mc_reg_address[j].s1 = MC_PMG_AUTO_CMD >> 2; 4347 table->mc_reg_address[j].s0 = MC_PMG_AUTO_CMD >> 2; 4348 for (k = 0; k < table->num_entries; k++) { 4349 table->mc_reg_table_entry[k].mc_data[j] = 4350 (table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16; 4351 } 4352 j++; 4353 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4354 return -EINVAL; 4355 } 4356 break; 4357 case MC_SEQ_RESERVE_M: 4358 temp_reg = RREG32(MC_PMG_CMD_MRS1); 4359 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2; 4360 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2; 4361 for (k = 0; k < table->num_entries; k++) { 4362 table->mc_reg_table_entry[k].mc_data[j] = 4363 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); 4364 } 4365 j++; 4366 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4367 return -EINVAL; 4368 break; 4369 default: 4370 break; 4371 } 4372 4373 } 4374 4375 table->last = j; 4376 4377 return 0; 4378 } 4379 4380 static bool ci_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg) 4381 { 4382 bool result = true; 4383 4384 switch(in_reg) { 4385 case MC_SEQ_RAS_TIMING >> 2: 4386 *out_reg = MC_SEQ_RAS_TIMING_LP >> 2; 4387 break; 4388 case MC_SEQ_DLL_STBY >> 2: 4389 *out_reg = MC_SEQ_DLL_STBY_LP >> 2; 4390 break; 4391 case MC_SEQ_G5PDX_CMD0 >> 2: 4392 *out_reg = MC_SEQ_G5PDX_CMD0_LP >> 2; 4393 break; 4394 case MC_SEQ_G5PDX_CMD1 >> 2: 4395 *out_reg = MC_SEQ_G5PDX_CMD1_LP >> 2; 4396 break; 4397 case MC_SEQ_G5PDX_CTRL >> 2: 4398 *out_reg = MC_SEQ_G5PDX_CTRL_LP >> 2; 4399 break; 4400 case MC_SEQ_CAS_TIMING >> 2: 4401 *out_reg = MC_SEQ_CAS_TIMING_LP >> 2; 4402 break; 4403 case MC_SEQ_MISC_TIMING >> 2: 4404 *out_reg = MC_SEQ_MISC_TIMING_LP >> 2; 4405 break; 4406 case MC_SEQ_MISC_TIMING2 >> 2: 4407 *out_reg = MC_SEQ_MISC_TIMING2_LP >> 2; 4408 break; 4409 case MC_SEQ_PMG_DVS_CMD >> 2: 4410 *out_reg = MC_SEQ_PMG_DVS_CMD_LP >> 2; 4411 break; 4412 case MC_SEQ_PMG_DVS_CTL >> 2: 4413 *out_reg = MC_SEQ_PMG_DVS_CTL_LP >> 2; 4414 break; 4415 case MC_SEQ_RD_CTL_D0 >> 2: 4416 *out_reg = MC_SEQ_RD_CTL_D0_LP >> 2; 4417 break; 4418 case MC_SEQ_RD_CTL_D1 >> 2: 4419 *out_reg = MC_SEQ_RD_CTL_D1_LP >> 2; 4420 break; 4421 case MC_SEQ_WR_CTL_D0 >> 2: 4422 *out_reg = MC_SEQ_WR_CTL_D0_LP >> 2; 4423 break; 4424 case MC_SEQ_WR_CTL_D1 >> 2: 4425 *out_reg = MC_SEQ_WR_CTL_D1_LP >> 2; 4426 break; 4427 case MC_PMG_CMD_EMRS >> 2: 4428 *out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2; 4429 break; 4430 case MC_PMG_CMD_MRS >> 2: 4431 *out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2; 4432 break; 4433 case MC_PMG_CMD_MRS1 >> 2: 4434 *out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2; 4435 break; 4436 case MC_SEQ_PMG_TIMING >> 2: 4437 *out_reg = MC_SEQ_PMG_TIMING_LP >> 2; 4438 break; 4439 case MC_PMG_CMD_MRS2 >> 2: 4440 *out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2; 4441 break; 4442 case MC_SEQ_WR_CTL_2 >> 2: 4443 *out_reg = MC_SEQ_WR_CTL_2_LP >> 2; 4444 break; 4445 default: 4446 result = false; 4447 break; 4448 } 4449 4450 return result; 4451 } 4452 4453 static void ci_set_valid_flag(struct ci_mc_reg_table *table) 4454 { 4455 u8 i, j; 4456 4457 for (i = 0; i < table->last; i++) { 4458 for (j = 1; j < table->num_entries; j++) { 4459 if (table->mc_reg_table_entry[j-1].mc_data[i] != 4460 table->mc_reg_table_entry[j].mc_data[i]) { 4461 table->valid_flag |= 1 << i; 4462 break; 4463 } 4464 } 4465 } 4466 } 4467 4468 static void ci_set_s0_mc_reg_index(struct ci_mc_reg_table *table) 4469 { 4470 u32 i; 4471 u16 address; 4472 4473 for (i = 0; i < table->last; i++) { 4474 table->mc_reg_address[i].s0 = 4475 ci_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ? 4476 address : table->mc_reg_address[i].s1; 4477 } 4478 } 4479 4480 static int ci_copy_vbios_mc_reg_table(const struct atom_mc_reg_table *table, 4481 struct ci_mc_reg_table *ci_table) 4482 { 4483 u8 i, j; 4484 4485 if (table->last > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4486 return -EINVAL; 4487 if (table->num_entries > MAX_AC_TIMING_ENTRIES) 4488 return -EINVAL; 4489 4490 for (i = 0; i < table->last; i++) 4491 ci_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1; 4492 4493 ci_table->last = table->last; 4494 4495 for (i = 0; i < table->num_entries; i++) { 4496 ci_table->mc_reg_table_entry[i].mclk_max = 4497 table->mc_reg_table_entry[i].mclk_max; 4498 for (j = 0; j < table->last; j++) 4499 ci_table->mc_reg_table_entry[i].mc_data[j] = 4500 table->mc_reg_table_entry[i].mc_data[j]; 4501 } 4502 ci_table->num_entries = table->num_entries; 4503 4504 return 0; 4505 } 4506 4507 static int ci_register_patching_mc_seq(struct radeon_device *rdev, 4508 struct ci_mc_reg_table *table) 4509 { 4510 u8 i, k; 4511 u32 tmp; 4512 bool patch; 4513 4514 tmp = RREG32(MC_SEQ_MISC0); 4515 patch = ((tmp & 0x0000f00) == 0x300) ? true : false; 4516 4517 if (patch && 4518 ((rdev->pdev->device == 0x67B0) || 4519 (rdev->pdev->device == 0x67B1))) { 4520 for (i = 0; i < table->last; i++) { 4521 if (table->last >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4522 return -EINVAL; 4523 switch(table->mc_reg_address[i].s1 >> 2) { 4524 case MC_SEQ_MISC1: 4525 for (k = 0; k < table->num_entries; k++) { 4526 if ((table->mc_reg_table_entry[k].mclk_max == 125000) || 4527 (table->mc_reg_table_entry[k].mclk_max == 137500)) 4528 table->mc_reg_table_entry[k].mc_data[i] = 4529 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFF8) | 4530 0x00000007; 4531 } 4532 break; 4533 case MC_SEQ_WR_CTL_D0: 4534 for (k = 0; k < table->num_entries; k++) { 4535 if ((table->mc_reg_table_entry[k].mclk_max == 125000) || 4536 (table->mc_reg_table_entry[k].mclk_max == 137500)) 4537 table->mc_reg_table_entry[k].mc_data[i] = 4538 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) | 4539 0x0000D0DD; 4540 } 4541 break; 4542 case MC_SEQ_WR_CTL_D1: 4543 for (k = 0; k < table->num_entries; k++) { 4544 if ((table->mc_reg_table_entry[k].mclk_max == 125000) || 4545 (table->mc_reg_table_entry[k].mclk_max == 137500)) 4546 table->mc_reg_table_entry[k].mc_data[i] = 4547 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) | 4548 0x0000D0DD; 4549 } 4550 break; 4551 case MC_SEQ_WR_CTL_2: 4552 for (k = 0; k < table->num_entries; k++) { 4553 if ((table->mc_reg_table_entry[k].mclk_max == 125000) || 4554 (table->mc_reg_table_entry[k].mclk_max == 137500)) 4555 table->mc_reg_table_entry[k].mc_data[i] = 0; 4556 } 4557 break; 4558 case MC_SEQ_CAS_TIMING: 4559 for (k = 0; k < table->num_entries; k++) { 4560 if (table->mc_reg_table_entry[k].mclk_max == 125000) 4561 table->mc_reg_table_entry[k].mc_data[i] = 4562 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) | 4563 0x000C0140; 4564 else if (table->mc_reg_table_entry[k].mclk_max == 137500) 4565 table->mc_reg_table_entry[k].mc_data[i] = 4566 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) | 4567 0x000C0150; 4568 } 4569 break; 4570 case MC_SEQ_MISC_TIMING: 4571 for (k = 0; k < table->num_entries; k++) { 4572 if (table->mc_reg_table_entry[k].mclk_max == 125000) 4573 table->mc_reg_table_entry[k].mc_data[i] = 4574 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) | 4575 0x00000030; 4576 else if (table->mc_reg_table_entry[k].mclk_max == 137500) 4577 table->mc_reg_table_entry[k].mc_data[i] = 4578 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) | 4579 0x00000035; 4580 } 4581 break; 4582 default: 4583 break; 4584 } 4585 } 4586 4587 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3); 4588 tmp = RREG32(MC_SEQ_IO_DEBUG_DATA); 4589 tmp = (tmp & 0xFFF8FFFF) | (1 << 16); 4590 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3); 4591 WREG32(MC_SEQ_IO_DEBUG_DATA, tmp); 4592 } 4593 4594 return 0; 4595 } 4596 4597 static int ci_initialize_mc_reg_table(struct radeon_device *rdev) 4598 { 4599 struct ci_power_info *pi = ci_get_pi(rdev); 4600 struct atom_mc_reg_table *table; 4601 struct ci_mc_reg_table *ci_table = &pi->mc_reg_table; 4602 u8 module_index = rv770_get_memory_module_index(rdev); 4603 int ret; 4604 4605 table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL); 4606 if (!table) 4607 return -ENOMEM; 4608 4609 WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING)); 4610 WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING)); 4611 WREG32(MC_SEQ_DLL_STBY_LP, RREG32(MC_SEQ_DLL_STBY)); 4612 WREG32(MC_SEQ_G5PDX_CMD0_LP, RREG32(MC_SEQ_G5PDX_CMD0)); 4613 WREG32(MC_SEQ_G5PDX_CMD1_LP, RREG32(MC_SEQ_G5PDX_CMD1)); 4614 WREG32(MC_SEQ_G5PDX_CTRL_LP, RREG32(MC_SEQ_G5PDX_CTRL)); 4615 WREG32(MC_SEQ_PMG_DVS_CMD_LP, RREG32(MC_SEQ_PMG_DVS_CMD)); 4616 WREG32(MC_SEQ_PMG_DVS_CTL_LP, RREG32(MC_SEQ_PMG_DVS_CTL)); 4617 WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING)); 4618 WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2)); 4619 WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS)); 4620 WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS)); 4621 WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1)); 4622 WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0)); 4623 WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1)); 4624 WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0)); 4625 WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1)); 4626 WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING)); 4627 WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2)); 4628 WREG32(MC_SEQ_WR_CTL_2_LP, RREG32(MC_SEQ_WR_CTL_2)); 4629 4630 ret = radeon_atom_init_mc_reg_table(rdev, module_index, table); 4631 if (ret) 4632 goto init_mc_done; 4633 4634 ret = ci_copy_vbios_mc_reg_table(table, ci_table); 4635 if (ret) 4636 goto init_mc_done; 4637 4638 ci_set_s0_mc_reg_index(ci_table); 4639 4640 ret = ci_register_patching_mc_seq(rdev, ci_table); 4641 if (ret) 4642 goto init_mc_done; 4643 4644 ret = ci_set_mc_special_registers(rdev, ci_table); 4645 if (ret) 4646 goto init_mc_done; 4647 4648 ci_set_valid_flag(ci_table); 4649 4650 init_mc_done: 4651 kfree(table); 4652 4653 return ret; 4654 } 4655 4656 static int ci_populate_mc_reg_addresses(struct radeon_device *rdev, 4657 SMU7_Discrete_MCRegisters *mc_reg_table) 4658 { 4659 struct ci_power_info *pi = ci_get_pi(rdev); 4660 u32 i, j; 4661 4662 for (i = 0, j = 0; j < pi->mc_reg_table.last; j++) { 4663 if (pi->mc_reg_table.valid_flag & (1 << j)) { 4664 if (i >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4665 return -EINVAL; 4666 mc_reg_table->address[i].s0 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s0); 4667 mc_reg_table->address[i].s1 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s1); 4668 i++; 4669 } 4670 } 4671 4672 mc_reg_table->last = (u8)i; 4673 4674 return 0; 4675 } 4676 4677 static void ci_convert_mc_registers(const struct ci_mc_reg_entry *entry, 4678 SMU7_Discrete_MCRegisterSet *data, 4679 u32 num_entries, u32 valid_flag) 4680 { 4681 u32 i, j; 4682 4683 for (i = 0, j = 0; j < num_entries; j++) { 4684 if (valid_flag & (1 << j)) { 4685 data->value[i] = cpu_to_be32(entry->mc_data[j]); 4686 i++; 4687 } 4688 } 4689 } 4690 4691 static void ci_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev, 4692 const u32 memory_clock, 4693 SMU7_Discrete_MCRegisterSet *mc_reg_table_data) 4694 { 4695 struct ci_power_info *pi = ci_get_pi(rdev); 4696 u32 i = 0; 4697 4698 for(i = 0; i < pi->mc_reg_table.num_entries; i++) { 4699 if (memory_clock <= pi->mc_reg_table.mc_reg_table_entry[i].mclk_max) 4700 break; 4701 } 4702 4703 if ((i == pi->mc_reg_table.num_entries) && (i > 0)) 4704 --i; 4705 4706 ci_convert_mc_registers(&pi->mc_reg_table.mc_reg_table_entry[i], 4707 mc_reg_table_data, pi->mc_reg_table.last, 4708 pi->mc_reg_table.valid_flag); 4709 } 4710 4711 static void ci_convert_mc_reg_table_to_smc(struct radeon_device *rdev, 4712 SMU7_Discrete_MCRegisters *mc_reg_table) 4713 { 4714 struct ci_power_info *pi = ci_get_pi(rdev); 4715 u32 i; 4716 4717 for (i = 0; i < pi->dpm_table.mclk_table.count; i++) 4718 ci_convert_mc_reg_table_entry_to_smc(rdev, 4719 pi->dpm_table.mclk_table.dpm_levels[i].value, 4720 &mc_reg_table->data[i]); 4721 } 4722 4723 static int ci_populate_initial_mc_reg_table(struct radeon_device *rdev) 4724 { 4725 struct ci_power_info *pi = ci_get_pi(rdev); 4726 int ret; 4727 4728 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters)); 4729 4730 ret = ci_populate_mc_reg_addresses(rdev, &pi->smc_mc_reg_table); 4731 if (ret) 4732 return ret; 4733 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table); 4734 4735 return ci_copy_bytes_to_smc(rdev, 4736 pi->mc_reg_table_start, 4737 (u8 *)&pi->smc_mc_reg_table, 4738 sizeof(SMU7_Discrete_MCRegisters), 4739 pi->sram_end); 4740 } 4741 4742 static int ci_update_and_upload_mc_reg_table(struct radeon_device *rdev) 4743 { 4744 struct ci_power_info *pi = ci_get_pi(rdev); 4745 4746 if (!(pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) 4747 return 0; 4748 4749 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters)); 4750 4751 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table); 4752 4753 return ci_copy_bytes_to_smc(rdev, 4754 pi->mc_reg_table_start + 4755 offsetof(SMU7_Discrete_MCRegisters, data[0]), 4756 (u8 *)&pi->smc_mc_reg_table.data[0], 4757 sizeof(SMU7_Discrete_MCRegisterSet) * 4758 pi->dpm_table.mclk_table.count, 4759 pi->sram_end); 4760 } 4761 4762 static void ci_enable_voltage_control(struct radeon_device *rdev) 4763 { 4764 u32 tmp = RREG32_SMC(GENERAL_PWRMGT); 4765 4766 tmp |= VOLT_PWRMGT_EN; 4767 WREG32_SMC(GENERAL_PWRMGT, tmp); 4768 } 4769 4770 static enum radeon_pcie_gen ci_get_maximum_link_speed(struct radeon_device *rdev, 4771 struct radeon_ps *radeon_state) 4772 { 4773 struct ci_ps *state = ci_get_ps(radeon_state); 4774 int i; 4775 u16 pcie_speed, max_speed = 0; 4776 4777 for (i = 0; i < state->performance_level_count; i++) { 4778 pcie_speed = state->performance_levels[i].pcie_gen; 4779 if (max_speed < pcie_speed) 4780 max_speed = pcie_speed; 4781 } 4782 4783 return max_speed; 4784 } 4785 4786 static u16 ci_get_current_pcie_speed(struct radeon_device *rdev) 4787 { 4788 u32 speed_cntl = 0; 4789 4790 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL) & LC_CURRENT_DATA_RATE_MASK; 4791 speed_cntl >>= LC_CURRENT_DATA_RATE_SHIFT; 4792 4793 return (u16)speed_cntl; 4794 } 4795 4796 static int ci_get_current_pcie_lane_number(struct radeon_device *rdev) 4797 { 4798 u32 link_width = 0; 4799 4800 link_width = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL) & LC_LINK_WIDTH_RD_MASK; 4801 link_width >>= LC_LINK_WIDTH_RD_SHIFT; 4802 4803 switch (link_width) { 4804 case RADEON_PCIE_LC_LINK_WIDTH_X1: 4805 return 1; 4806 case RADEON_PCIE_LC_LINK_WIDTH_X2: 4807 return 2; 4808 case RADEON_PCIE_LC_LINK_WIDTH_X4: 4809 return 4; 4810 case RADEON_PCIE_LC_LINK_WIDTH_X8: 4811 return 8; 4812 case RADEON_PCIE_LC_LINK_WIDTH_X12: 4813 /* not actually supported */ 4814 return 12; 4815 case RADEON_PCIE_LC_LINK_WIDTH_X0: 4816 case RADEON_PCIE_LC_LINK_WIDTH_X16: 4817 default: 4818 return 16; 4819 } 4820 } 4821 4822 static void ci_request_link_speed_change_before_state_change(struct radeon_device *rdev, 4823 struct radeon_ps *radeon_new_state, 4824 struct radeon_ps *radeon_current_state) 4825 { 4826 struct ci_power_info *pi = ci_get_pi(rdev); 4827 enum radeon_pcie_gen target_link_speed = 4828 ci_get_maximum_link_speed(rdev, radeon_new_state); 4829 enum radeon_pcie_gen current_link_speed; 4830 4831 if (pi->force_pcie_gen == RADEON_PCIE_GEN_INVALID) 4832 current_link_speed = ci_get_maximum_link_speed(rdev, radeon_current_state); 4833 else 4834 current_link_speed = pi->force_pcie_gen; 4835 4836 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID; 4837 pi->pspp_notify_required = false; 4838 if (target_link_speed > current_link_speed) { 4839 switch (target_link_speed) { 4840 #ifdef CONFIG_ACPI 4841 case RADEON_PCIE_GEN3: 4842 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN3, false) == 0) 4843 break; 4844 pi->force_pcie_gen = RADEON_PCIE_GEN2; 4845 if (current_link_speed == RADEON_PCIE_GEN2) 4846 break; 4847 case RADEON_PCIE_GEN2: 4848 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, false) == 0) 4849 break; 4850 #endif 4851 default: 4852 pi->force_pcie_gen = ci_get_current_pcie_speed(rdev); 4853 break; 4854 } 4855 } else { 4856 if (target_link_speed < current_link_speed) 4857 pi->pspp_notify_required = true; 4858 } 4859 } 4860 4861 static void ci_notify_link_speed_change_after_state_change(struct radeon_device *rdev, 4862 struct radeon_ps *radeon_new_state, 4863 struct radeon_ps *radeon_current_state) 4864 { 4865 struct ci_power_info *pi = ci_get_pi(rdev); 4866 enum radeon_pcie_gen target_link_speed = 4867 ci_get_maximum_link_speed(rdev, radeon_new_state); 4868 u8 request; 4869 4870 if (pi->pspp_notify_required) { 4871 if (target_link_speed == RADEON_PCIE_GEN3) 4872 request = PCIE_PERF_REQ_PECI_GEN3; 4873 else if (target_link_speed == RADEON_PCIE_GEN2) 4874 request = PCIE_PERF_REQ_PECI_GEN2; 4875 else 4876 request = PCIE_PERF_REQ_PECI_GEN1; 4877 4878 if ((request == PCIE_PERF_REQ_PECI_GEN1) && 4879 (ci_get_current_pcie_speed(rdev) > 0)) 4880 return; 4881 4882 #ifdef CONFIG_ACPI 4883 radeon_acpi_pcie_performance_request(rdev, request, false); 4884 #endif 4885 } 4886 } 4887 4888 static int ci_set_private_data_variables_based_on_pptable(struct radeon_device *rdev) 4889 { 4890 struct ci_power_info *pi = ci_get_pi(rdev); 4891 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table = 4892 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 4893 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddc_table = 4894 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk; 4895 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddci_table = 4896 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk; 4897 4898 if (allowed_sclk_vddc_table == NULL) 4899 return -EINVAL; 4900 if (allowed_sclk_vddc_table->count < 1) 4901 return -EINVAL; 4902 if (allowed_mclk_vddc_table == NULL) 4903 return -EINVAL; 4904 if (allowed_mclk_vddc_table->count < 1) 4905 return -EINVAL; 4906 if (allowed_mclk_vddci_table == NULL) 4907 return -EINVAL; 4908 if (allowed_mclk_vddci_table->count < 1) 4909 return -EINVAL; 4910 4911 pi->min_vddc_in_pp_table = allowed_sclk_vddc_table->entries[0].v; 4912 pi->max_vddc_in_pp_table = 4913 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v; 4914 4915 pi->min_vddci_in_pp_table = allowed_mclk_vddci_table->entries[0].v; 4916 pi->max_vddci_in_pp_table = 4917 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v; 4918 4919 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk = 4920 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk; 4921 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk = 4922 allowed_mclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk; 4923 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc = 4924 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v; 4925 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci = 4926 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v; 4927 4928 return 0; 4929 } 4930 4931 static void ci_patch_with_vddc_leakage(struct radeon_device *rdev, u16 *vddc) 4932 { 4933 struct ci_power_info *pi = ci_get_pi(rdev); 4934 struct ci_leakage_voltage *leakage_table = &pi->vddc_leakage; 4935 u32 leakage_index; 4936 4937 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) { 4938 if (leakage_table->leakage_id[leakage_index] == *vddc) { 4939 *vddc = leakage_table->actual_voltage[leakage_index]; 4940 break; 4941 } 4942 } 4943 } 4944 4945 static void ci_patch_with_vddci_leakage(struct radeon_device *rdev, u16 *vddci) 4946 { 4947 struct ci_power_info *pi = ci_get_pi(rdev); 4948 struct ci_leakage_voltage *leakage_table = &pi->vddci_leakage; 4949 u32 leakage_index; 4950 4951 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) { 4952 if (leakage_table->leakage_id[leakage_index] == *vddci) { 4953 *vddci = leakage_table->actual_voltage[leakage_index]; 4954 break; 4955 } 4956 } 4957 } 4958 4959 static void ci_patch_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, 4960 struct radeon_clock_voltage_dependency_table *table) 4961 { 4962 u32 i; 4963 4964 if (table) { 4965 for (i = 0; i < table->count; i++) 4966 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); 4967 } 4968 } 4969 4970 static void ci_patch_clock_voltage_dependency_table_with_vddci_leakage(struct radeon_device *rdev, 4971 struct radeon_clock_voltage_dependency_table *table) 4972 { 4973 u32 i; 4974 4975 if (table) { 4976 for (i = 0; i < table->count; i++) 4977 ci_patch_with_vddci_leakage(rdev, &table->entries[i].v); 4978 } 4979 } 4980 4981 static void ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, 4982 struct radeon_vce_clock_voltage_dependency_table *table) 4983 { 4984 u32 i; 4985 4986 if (table) { 4987 for (i = 0; i < table->count; i++) 4988 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); 4989 } 4990 } 4991 4992 static void ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, 4993 struct radeon_uvd_clock_voltage_dependency_table *table) 4994 { 4995 u32 i; 4996 4997 if (table) { 4998 for (i = 0; i < table->count; i++) 4999 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); 5000 } 5001 } 5002 5003 static void ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(struct radeon_device *rdev, 5004 struct radeon_phase_shedding_limits_table *table) 5005 { 5006 u32 i; 5007 5008 if (table) { 5009 for (i = 0; i < table->count; i++) 5010 ci_patch_with_vddc_leakage(rdev, &table->entries[i].voltage); 5011 } 5012 } 5013 5014 static void ci_patch_clock_voltage_limits_with_vddc_leakage(struct radeon_device *rdev, 5015 struct radeon_clock_and_voltage_limits *table) 5016 { 5017 if (table) { 5018 ci_patch_with_vddc_leakage(rdev, (u16 *)&table->vddc); 5019 ci_patch_with_vddci_leakage(rdev, (u16 *)&table->vddci); 5020 } 5021 } 5022 5023 static void ci_patch_cac_leakage_table_with_vddc_leakage(struct radeon_device *rdev, 5024 struct radeon_cac_leakage_table *table) 5025 { 5026 u32 i; 5027 5028 if (table) { 5029 for (i = 0; i < table->count; i++) 5030 ci_patch_with_vddc_leakage(rdev, &table->entries[i].vddc); 5031 } 5032 } 5033 5034 static void ci_patch_dependency_tables_with_leakage(struct radeon_device *rdev) 5035 { 5036 5037 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5038 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk); 5039 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5040 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk); 5041 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5042 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk); 5043 ci_patch_clock_voltage_dependency_table_with_vddci_leakage(rdev, 5044 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk); 5045 ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5046 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table); 5047 ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5048 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table); 5049 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5050 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table); 5051 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5052 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table); 5053 ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(rdev, 5054 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table); 5055 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev, 5056 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac); 5057 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev, 5058 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc); 5059 ci_patch_cac_leakage_table_with_vddc_leakage(rdev, 5060 &rdev->pm.dpm.dyn_state.cac_leakage_table); 5061 5062 } 5063 5064 static void ci_get_memory_type(struct radeon_device *rdev) 5065 { 5066 struct ci_power_info *pi = ci_get_pi(rdev); 5067 u32 tmp; 5068 5069 tmp = RREG32(MC_SEQ_MISC0); 5070 5071 if (((tmp & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT) == 5072 MC_SEQ_MISC0_GDDR5_VALUE) 5073 pi->mem_gddr5 = true; 5074 else 5075 pi->mem_gddr5 = false; 5076 5077 } 5078 5079 static void ci_update_current_ps(struct radeon_device *rdev, 5080 struct radeon_ps *rps) 5081 { 5082 struct ci_ps *new_ps = ci_get_ps(rps); 5083 struct ci_power_info *pi = ci_get_pi(rdev); 5084 5085 pi->current_rps = *rps; 5086 pi->current_ps = *new_ps; 5087 pi->current_rps.ps_priv = &pi->current_ps; 5088 } 5089 5090 static void ci_update_requested_ps(struct radeon_device *rdev, 5091 struct radeon_ps *rps) 5092 { 5093 struct ci_ps *new_ps = ci_get_ps(rps); 5094 struct ci_power_info *pi = ci_get_pi(rdev); 5095 5096 pi->requested_rps = *rps; 5097 pi->requested_ps = *new_ps; 5098 pi->requested_rps.ps_priv = &pi->requested_ps; 5099 } 5100 5101 int ci_dpm_pre_set_power_state(struct radeon_device *rdev) 5102 { 5103 struct ci_power_info *pi = ci_get_pi(rdev); 5104 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps; 5105 struct radeon_ps *new_ps = &requested_ps; 5106 5107 ci_update_requested_ps(rdev, new_ps); 5108 5109 ci_apply_state_adjust_rules(rdev, &pi->requested_rps); 5110 5111 return 0; 5112 } 5113 5114 void ci_dpm_post_set_power_state(struct radeon_device *rdev) 5115 { 5116 struct ci_power_info *pi = ci_get_pi(rdev); 5117 struct radeon_ps *new_ps = &pi->requested_rps; 5118 5119 ci_update_current_ps(rdev, new_ps); 5120 } 5121 5122 5123 void ci_dpm_setup_asic(struct radeon_device *rdev) 5124 { 5125 int r; 5126 5127 r = ci_mc_load_microcode(rdev); 5128 if (r) 5129 DRM_ERROR("Failed to load MC firmware!\n"); 5130 ci_read_clock_registers(rdev); 5131 ci_get_memory_type(rdev); 5132 ci_enable_acpi_power_management(rdev); 5133 ci_init_sclk_t(rdev); 5134 } 5135 5136 int ci_dpm_enable(struct radeon_device *rdev) 5137 { 5138 struct ci_power_info *pi = ci_get_pi(rdev); 5139 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; 5140 int ret; 5141 5142 if (ci_is_smc_running(rdev)) 5143 return -EINVAL; 5144 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) { 5145 ci_enable_voltage_control(rdev); 5146 ret = ci_construct_voltage_tables(rdev); 5147 if (ret) { 5148 DRM_ERROR("ci_construct_voltage_tables failed\n"); 5149 return ret; 5150 } 5151 } 5152 if (pi->caps_dynamic_ac_timing) { 5153 ret = ci_initialize_mc_reg_table(rdev); 5154 if (ret) 5155 pi->caps_dynamic_ac_timing = false; 5156 } 5157 if (pi->dynamic_ss) 5158 ci_enable_spread_spectrum(rdev, true); 5159 if (pi->thermal_protection) 5160 ci_enable_thermal_protection(rdev, true); 5161 ci_program_sstp(rdev); 5162 ci_enable_display_gap(rdev); 5163 ci_program_vc(rdev); 5164 ret = ci_upload_firmware(rdev); 5165 if (ret) { 5166 DRM_ERROR("ci_upload_firmware failed\n"); 5167 return ret; 5168 } 5169 ret = ci_process_firmware_header(rdev); 5170 if (ret) { 5171 DRM_ERROR("ci_process_firmware_header failed\n"); 5172 return ret; 5173 } 5174 ret = ci_initial_switch_from_arb_f0_to_f1(rdev); 5175 if (ret) { 5176 DRM_ERROR("ci_initial_switch_from_arb_f0_to_f1 failed\n"); 5177 return ret; 5178 } 5179 ret = ci_init_smc_table(rdev); 5180 if (ret) { 5181 DRM_ERROR("ci_init_smc_table failed\n"); 5182 return ret; 5183 } 5184 ret = ci_init_arb_table_index(rdev); 5185 if (ret) { 5186 DRM_ERROR("ci_init_arb_table_index failed\n"); 5187 return ret; 5188 } 5189 if (pi->caps_dynamic_ac_timing) { 5190 ret = ci_populate_initial_mc_reg_table(rdev); 5191 if (ret) { 5192 DRM_ERROR("ci_populate_initial_mc_reg_table failed\n"); 5193 return ret; 5194 } 5195 } 5196 ret = ci_populate_pm_base(rdev); 5197 if (ret) { 5198 DRM_ERROR("ci_populate_pm_base failed\n"); 5199 return ret; 5200 } 5201 ci_dpm_start_smc(rdev); 5202 ci_enable_vr_hot_gpio_interrupt(rdev); 5203 ret = ci_notify_smc_display_change(rdev, false); 5204 if (ret) { 5205 DRM_ERROR("ci_notify_smc_display_change failed\n"); 5206 return ret; 5207 } 5208 ci_enable_sclk_control(rdev, true); 5209 ret = ci_enable_ulv(rdev, true); 5210 if (ret) { 5211 DRM_ERROR("ci_enable_ulv failed\n"); 5212 return ret; 5213 } 5214 ret = ci_enable_ds_master_switch(rdev, true); 5215 if (ret) { 5216 DRM_ERROR("ci_enable_ds_master_switch failed\n"); 5217 return ret; 5218 } 5219 ret = ci_start_dpm(rdev); 5220 if (ret) { 5221 DRM_ERROR("ci_start_dpm failed\n"); 5222 return ret; 5223 } 5224 ret = ci_enable_didt(rdev, true); 5225 if (ret) { 5226 DRM_ERROR("ci_enable_didt failed\n"); 5227 return ret; 5228 } 5229 ret = ci_enable_smc_cac(rdev, true); 5230 if (ret) { 5231 DRM_ERROR("ci_enable_smc_cac failed\n"); 5232 return ret; 5233 } 5234 ret = ci_enable_power_containment(rdev, true); 5235 if (ret) { 5236 DRM_ERROR("ci_enable_power_containment failed\n"); 5237 return ret; 5238 } 5239 5240 ret = ci_power_control_set_level(rdev); 5241 if (ret) { 5242 DRM_ERROR("ci_power_control_set_level failed\n"); 5243 return ret; 5244 } 5245 5246 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true); 5247 5248 ret = ci_enable_thermal_based_sclk_dpm(rdev, true); 5249 if (ret) { 5250 DRM_ERROR("ci_enable_thermal_based_sclk_dpm failed\n"); 5251 return ret; 5252 } 5253 5254 ci_thermal_start_thermal_controller(rdev); 5255 5256 ci_update_current_ps(rdev, boot_ps); 5257 5258 return 0; 5259 } 5260 5261 static int ci_set_temperature_range(struct radeon_device *rdev) 5262 { 5263 int ret; 5264 5265 ret = ci_thermal_enable_alert(rdev, false); 5266 if (ret) 5267 return ret; 5268 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); 5269 if (ret) 5270 return ret; 5271 ret = ci_thermal_enable_alert(rdev, true); 5272 if (ret) 5273 return ret; 5274 5275 return ret; 5276 } 5277 5278 int ci_dpm_late_enable(struct radeon_device *rdev) 5279 { 5280 int ret; 5281 5282 ret = ci_set_temperature_range(rdev); 5283 if (ret) 5284 return ret; 5285 5286 ci_dpm_powergate_uvd(rdev, true); 5287 5288 return 0; 5289 } 5290 5291 void ci_dpm_disable(struct radeon_device *rdev) 5292 { 5293 struct ci_power_info *pi = ci_get_pi(rdev); 5294 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; 5295 5296 ci_dpm_powergate_uvd(rdev, false); 5297 5298 if (!ci_is_smc_running(rdev)) 5299 return; 5300 5301 ci_thermal_stop_thermal_controller(rdev); 5302 5303 if (pi->thermal_protection) 5304 ci_enable_thermal_protection(rdev, false); 5305 ci_enable_power_containment(rdev, false); 5306 ci_enable_smc_cac(rdev, false); 5307 ci_enable_didt(rdev, false); 5308 ci_enable_spread_spectrum(rdev, false); 5309 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false); 5310 ci_stop_dpm(rdev); 5311 ci_enable_ds_master_switch(rdev, false); 5312 ci_enable_ulv(rdev, false); 5313 ci_clear_vc(rdev); 5314 ci_reset_to_default(rdev); 5315 ci_dpm_stop_smc(rdev); 5316 ci_force_switch_to_arb_f0(rdev); 5317 ci_enable_thermal_based_sclk_dpm(rdev, false); 5318 5319 ci_update_current_ps(rdev, boot_ps); 5320 } 5321 5322 int ci_dpm_set_power_state(struct radeon_device *rdev) 5323 { 5324 struct ci_power_info *pi = ci_get_pi(rdev); 5325 struct radeon_ps *new_ps = &pi->requested_rps; 5326 struct radeon_ps *old_ps = &pi->current_rps; 5327 int ret; 5328 5329 ci_find_dpm_states_clocks_in_dpm_table(rdev, new_ps); 5330 if (pi->pcie_performance_request) 5331 ci_request_link_speed_change_before_state_change(rdev, new_ps, old_ps); 5332 ret = ci_freeze_sclk_mclk_dpm(rdev); 5333 if (ret) { 5334 DRM_ERROR("ci_freeze_sclk_mclk_dpm failed\n"); 5335 return ret; 5336 } 5337 ret = ci_populate_and_upload_sclk_mclk_dpm_levels(rdev, new_ps); 5338 if (ret) { 5339 DRM_ERROR("ci_populate_and_upload_sclk_mclk_dpm_levels failed\n"); 5340 return ret; 5341 } 5342 ret = ci_generate_dpm_level_enable_mask(rdev, new_ps); 5343 if (ret) { 5344 DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n"); 5345 return ret; 5346 } 5347 5348 ret = ci_update_vce_dpm(rdev, new_ps, old_ps); 5349 if (ret) { 5350 DRM_ERROR("ci_update_vce_dpm failed\n"); 5351 return ret; 5352 } 5353 5354 ret = ci_update_sclk_t(rdev); 5355 if (ret) { 5356 DRM_ERROR("ci_update_sclk_t failed\n"); 5357 return ret; 5358 } 5359 if (pi->caps_dynamic_ac_timing) { 5360 ret = ci_update_and_upload_mc_reg_table(rdev); 5361 if (ret) { 5362 DRM_ERROR("ci_update_and_upload_mc_reg_table failed\n"); 5363 return ret; 5364 } 5365 } 5366 ret = ci_program_memory_timing_parameters(rdev); 5367 if (ret) { 5368 DRM_ERROR("ci_program_memory_timing_parameters failed\n"); 5369 return ret; 5370 } 5371 ret = ci_unfreeze_sclk_mclk_dpm(rdev); 5372 if (ret) { 5373 DRM_ERROR("ci_unfreeze_sclk_mclk_dpm failed\n"); 5374 return ret; 5375 } 5376 ret = ci_upload_dpm_level_enable_mask(rdev); 5377 if (ret) { 5378 DRM_ERROR("ci_upload_dpm_level_enable_mask failed\n"); 5379 return ret; 5380 } 5381 if (pi->pcie_performance_request) 5382 ci_notify_link_speed_change_after_state_change(rdev, new_ps, old_ps); 5383 5384 return 0; 5385 } 5386 5387 #if 0 5388 void ci_dpm_reset_asic(struct radeon_device *rdev) 5389 { 5390 ci_set_boot_state(rdev); 5391 } 5392 #endif 5393 5394 void ci_dpm_display_configuration_changed(struct radeon_device *rdev) 5395 { 5396 ci_program_display_gap(rdev); 5397 } 5398 5399 union power_info { 5400 struct _ATOM_POWERPLAY_INFO info; 5401 struct _ATOM_POWERPLAY_INFO_V2 info_2; 5402 struct _ATOM_POWERPLAY_INFO_V3 info_3; 5403 struct _ATOM_PPLIB_POWERPLAYTABLE pplib; 5404 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2; 5405 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3; 5406 }; 5407 5408 union pplib_clock_info { 5409 struct _ATOM_PPLIB_R600_CLOCK_INFO r600; 5410 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780; 5411 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen; 5412 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo; 5413 struct _ATOM_PPLIB_SI_CLOCK_INFO si; 5414 struct _ATOM_PPLIB_CI_CLOCK_INFO ci; 5415 }; 5416 5417 union pplib_power_state { 5418 struct _ATOM_PPLIB_STATE v1; 5419 struct _ATOM_PPLIB_STATE_V2 v2; 5420 }; 5421 5422 static void ci_parse_pplib_non_clock_info(struct radeon_device *rdev, 5423 struct radeon_ps *rps, 5424 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info, 5425 u8 table_rev) 5426 { 5427 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings); 5428 rps->class = le16_to_cpu(non_clock_info->usClassification); 5429 rps->class2 = le16_to_cpu(non_clock_info->usClassification2); 5430 5431 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) { 5432 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK); 5433 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK); 5434 } else { 5435 rps->vclk = 0; 5436 rps->dclk = 0; 5437 } 5438 5439 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) 5440 rdev->pm.dpm.boot_ps = rps; 5441 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) 5442 rdev->pm.dpm.uvd_ps = rps; 5443 } 5444 5445 static void ci_parse_pplib_clock_info(struct radeon_device *rdev, 5446 struct radeon_ps *rps, int index, 5447 union pplib_clock_info *clock_info) 5448 { 5449 struct ci_power_info *pi = ci_get_pi(rdev); 5450 struct ci_ps *ps = ci_get_ps(rps); 5451 struct ci_pl *pl = &ps->performance_levels[index]; 5452 5453 ps->performance_level_count = index + 1; 5454 5455 pl->sclk = le16_to_cpu(clock_info->ci.usEngineClockLow); 5456 pl->sclk |= clock_info->ci.ucEngineClockHigh << 16; 5457 pl->mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow); 5458 pl->mclk |= clock_info->ci.ucMemoryClockHigh << 16; 5459 5460 pl->pcie_gen = r600_get_pcie_gen_support(rdev, 5461 pi->sys_pcie_mask, 5462 pi->vbios_boot_state.pcie_gen_bootup_value, 5463 clock_info->ci.ucPCIEGen); 5464 pl->pcie_lane = r600_get_pcie_lane_support(rdev, 5465 pi->vbios_boot_state.pcie_lane_bootup_value, 5466 le16_to_cpu(clock_info->ci.usPCIELane)); 5467 5468 if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) { 5469 pi->acpi_pcie_gen = pl->pcie_gen; 5470 } 5471 5472 if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) { 5473 pi->ulv.supported = true; 5474 pi->ulv.pl = *pl; 5475 pi->ulv.cg_ulv_parameter = CISLANDS_CGULVPARAMETER_DFLT; 5476 } 5477 5478 /* patch up boot state */ 5479 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) { 5480 pl->mclk = pi->vbios_boot_state.mclk_bootup_value; 5481 pl->sclk = pi->vbios_boot_state.sclk_bootup_value; 5482 pl->pcie_gen = pi->vbios_boot_state.pcie_gen_bootup_value; 5483 pl->pcie_lane = pi->vbios_boot_state.pcie_lane_bootup_value; 5484 } 5485 5486 switch (rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) { 5487 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY: 5488 pi->use_pcie_powersaving_levels = true; 5489 if (pi->pcie_gen_powersaving.max < pl->pcie_gen) 5490 pi->pcie_gen_powersaving.max = pl->pcie_gen; 5491 if (pi->pcie_gen_powersaving.min > pl->pcie_gen) 5492 pi->pcie_gen_powersaving.min = pl->pcie_gen; 5493 if (pi->pcie_lane_powersaving.max < pl->pcie_lane) 5494 pi->pcie_lane_powersaving.max = pl->pcie_lane; 5495 if (pi->pcie_lane_powersaving.min > pl->pcie_lane) 5496 pi->pcie_lane_powersaving.min = pl->pcie_lane; 5497 break; 5498 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE: 5499 pi->use_pcie_performance_levels = true; 5500 if (pi->pcie_gen_performance.max < pl->pcie_gen) 5501 pi->pcie_gen_performance.max = pl->pcie_gen; 5502 if (pi->pcie_gen_performance.min > pl->pcie_gen) 5503 pi->pcie_gen_performance.min = pl->pcie_gen; 5504 if (pi->pcie_lane_performance.max < pl->pcie_lane) 5505 pi->pcie_lane_performance.max = pl->pcie_lane; 5506 if (pi->pcie_lane_performance.min > pl->pcie_lane) 5507 pi->pcie_lane_performance.min = pl->pcie_lane; 5508 break; 5509 default: 5510 break; 5511 } 5512 } 5513 5514 static int ci_parse_power_table(struct radeon_device *rdev) 5515 { 5516 struct radeon_mode_info *mode_info = &rdev->mode_info; 5517 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info; 5518 union pplib_power_state *power_state; 5519 int i, j, k, non_clock_array_index, clock_array_index; 5520 union pplib_clock_info *clock_info; 5521 struct _StateArray *state_array; 5522 struct _ClockInfoArray *clock_info_array; 5523 struct _NonClockInfoArray *non_clock_info_array; 5524 union power_info *power_info; 5525 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); 5526 u16 data_offset; 5527 u8 frev, crev; 5528 u8 *power_state_offset; 5529 struct ci_ps *ps; 5530 5531 if (!atom_parse_data_header(mode_info->atom_context, index, NULL, 5532 &frev, &crev, &data_offset)) 5533 return -EINVAL; 5534 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); 5535 5536 state_array = (struct _StateArray *) 5537 (mode_info->atom_context->bios + data_offset + 5538 le16_to_cpu(power_info->pplib.usStateArrayOffset)); 5539 clock_info_array = (struct _ClockInfoArray *) 5540 (mode_info->atom_context->bios + data_offset + 5541 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset)); 5542 non_clock_info_array = (struct _NonClockInfoArray *) 5543 (mode_info->atom_context->bios + data_offset + 5544 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset)); 5545 5546 rdev->pm.dpm.ps = kzalloc(sizeof(struct radeon_ps) * 5547 state_array->ucNumEntries, GFP_KERNEL); 5548 if (!rdev->pm.dpm.ps) 5549 return -ENOMEM; 5550 power_state_offset = (u8 *)state_array->states; 5551 for (i = 0; i < state_array->ucNumEntries; i++) { 5552 u8 *idx; 5553 power_state = (union pplib_power_state *)power_state_offset; 5554 non_clock_array_index = power_state->v2.nonClockInfoIndex; 5555 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *) 5556 &non_clock_info_array->nonClockInfo[non_clock_array_index]; 5557 if (!rdev->pm.power_state[i].clock_info) 5558 return -EINVAL; 5559 ps = kzalloc(sizeof(struct ci_ps), GFP_KERNEL); 5560 if (ps == NULL) { 5561 kfree(rdev->pm.dpm.ps); 5562 return -ENOMEM; 5563 } 5564 rdev->pm.dpm.ps[i].ps_priv = ps; 5565 ci_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i], 5566 non_clock_info, 5567 non_clock_info_array->ucEntrySize); 5568 k = 0; 5569 idx = (u8 *)&power_state->v2.clockInfoIndex[0]; 5570 for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) { 5571 clock_array_index = idx[j]; 5572 if (clock_array_index >= clock_info_array->ucNumEntries) 5573 continue; 5574 if (k >= CISLANDS_MAX_HARDWARE_POWERLEVELS) 5575 break; 5576 clock_info = (union pplib_clock_info *) 5577 ((u8 *)&clock_info_array->clockInfo[0] + 5578 (clock_array_index * clock_info_array->ucEntrySize)); 5579 ci_parse_pplib_clock_info(rdev, 5580 &rdev->pm.dpm.ps[i], k, 5581 clock_info); 5582 k++; 5583 } 5584 power_state_offset += 2 + power_state->v2.ucNumDPMLevels; 5585 } 5586 rdev->pm.dpm.num_ps = state_array->ucNumEntries; 5587 5588 /* fill in the vce power states */ 5589 for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) { 5590 u32 sclk, mclk; 5591 clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx; 5592 clock_info = (union pplib_clock_info *) 5593 &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize]; 5594 sclk = le16_to_cpu(clock_info->ci.usEngineClockLow); 5595 sclk |= clock_info->ci.ucEngineClockHigh << 16; 5596 mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow); 5597 mclk |= clock_info->ci.ucMemoryClockHigh << 16; 5598 rdev->pm.dpm.vce_states[i].sclk = sclk; 5599 rdev->pm.dpm.vce_states[i].mclk = mclk; 5600 } 5601 5602 return 0; 5603 } 5604 5605 static int ci_get_vbios_boot_values(struct radeon_device *rdev, 5606 struct ci_vbios_boot_state *boot_state) 5607 { 5608 struct radeon_mode_info *mode_info = &rdev->mode_info; 5609 int index = GetIndexIntoMasterTable(DATA, FirmwareInfo); 5610 ATOM_FIRMWARE_INFO_V2_2 *firmware_info; 5611 u8 frev, crev; 5612 u16 data_offset; 5613 5614 if (atom_parse_data_header(mode_info->atom_context, index, NULL, 5615 &frev, &crev, &data_offset)) { 5616 firmware_info = 5617 (ATOM_FIRMWARE_INFO_V2_2 *)(mode_info->atom_context->bios + 5618 data_offset); 5619 boot_state->mvdd_bootup_value = le16_to_cpu(firmware_info->usBootUpMVDDCVoltage); 5620 boot_state->vddc_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCVoltage); 5621 boot_state->vddci_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCIVoltage); 5622 boot_state->pcie_gen_bootup_value = ci_get_current_pcie_speed(rdev); 5623 boot_state->pcie_lane_bootup_value = ci_get_current_pcie_lane_number(rdev); 5624 boot_state->sclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultEngineClock); 5625 boot_state->mclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultMemoryClock); 5626 5627 return 0; 5628 } 5629 return -EINVAL; 5630 } 5631 5632 void ci_dpm_fini(struct radeon_device *rdev) 5633 { 5634 int i; 5635 5636 for (i = 0; i < rdev->pm.dpm.num_ps; i++) { 5637 kfree(rdev->pm.dpm.ps[i].ps_priv); 5638 } 5639 kfree(rdev->pm.dpm.ps); 5640 kfree(rdev->pm.dpm.priv); 5641 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries); 5642 r600_free_extended_power_table(rdev); 5643 } 5644 5645 int ci_dpm_init(struct radeon_device *rdev) 5646 { 5647 int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info); 5648 SMU7_Discrete_DpmTable *dpm_table; 5649 struct radeon_gpio_rec gpio; 5650 u16 data_offset, size; 5651 u8 frev, crev; 5652 struct ci_power_info *pi; 5653 int ret; 5654 u32 mask; 5655 5656 pi = kzalloc(sizeof(struct ci_power_info), GFP_KERNEL); 5657 if (pi == NULL) 5658 return -ENOMEM; 5659 rdev->pm.dpm.priv = pi; 5660 5661 ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask); 5662 if (ret) 5663 pi->sys_pcie_mask = 0; 5664 else 5665 pi->sys_pcie_mask = mask; 5666 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID; 5667 5668 pi->pcie_gen_performance.max = RADEON_PCIE_GEN1; 5669 pi->pcie_gen_performance.min = RADEON_PCIE_GEN3; 5670 pi->pcie_gen_powersaving.max = RADEON_PCIE_GEN1; 5671 pi->pcie_gen_powersaving.min = RADEON_PCIE_GEN3; 5672 5673 pi->pcie_lane_performance.max = 0; 5674 pi->pcie_lane_performance.min = 16; 5675 pi->pcie_lane_powersaving.max = 0; 5676 pi->pcie_lane_powersaving.min = 16; 5677 5678 ret = ci_get_vbios_boot_values(rdev, &pi->vbios_boot_state); 5679 if (ret) { 5680 ci_dpm_fini(rdev); 5681 return ret; 5682 } 5683 5684 ret = r600_get_platform_caps(rdev); 5685 if (ret) { 5686 ci_dpm_fini(rdev); 5687 return ret; 5688 } 5689 5690 ret = r600_parse_extended_power_table(rdev); 5691 if (ret) { 5692 ci_dpm_fini(rdev); 5693 return ret; 5694 } 5695 5696 ret = ci_parse_power_table(rdev); 5697 if (ret) { 5698 ci_dpm_fini(rdev); 5699 return ret; 5700 } 5701 5702 pi->dll_default_on = false; 5703 pi->sram_end = SMC_RAM_END; 5704 5705 pi->activity_target[0] = CISLAND_TARGETACTIVITY_DFLT; 5706 pi->activity_target[1] = CISLAND_TARGETACTIVITY_DFLT; 5707 pi->activity_target[2] = CISLAND_TARGETACTIVITY_DFLT; 5708 pi->activity_target[3] = CISLAND_TARGETACTIVITY_DFLT; 5709 pi->activity_target[4] = CISLAND_TARGETACTIVITY_DFLT; 5710 pi->activity_target[5] = CISLAND_TARGETACTIVITY_DFLT; 5711 pi->activity_target[6] = CISLAND_TARGETACTIVITY_DFLT; 5712 pi->activity_target[7] = CISLAND_TARGETACTIVITY_DFLT; 5713 5714 pi->mclk_activity_target = CISLAND_MCLK_TARGETACTIVITY_DFLT; 5715 5716 pi->sclk_dpm_key_disabled = 0; 5717 pi->mclk_dpm_key_disabled = 0; 5718 pi->pcie_dpm_key_disabled = 0; 5719 pi->thermal_sclk_dpm_enabled = 0; 5720 5721 /* mclk dpm is unstable on some R7 260X cards with the old mc ucode */ 5722 if ((rdev->pdev->device == 0x6658) && 5723 (rdev->mc_fw->datasize == (BONAIRE_MC_UCODE_SIZE * 4))) { 5724 pi->mclk_dpm_key_disabled = 1; 5725 } 5726 5727 pi->caps_sclk_ds = true; 5728 5729 pi->mclk_strobe_mode_threshold = 40000; 5730 pi->mclk_stutter_mode_threshold = 40000; 5731 pi->mclk_edc_enable_threshold = 40000; 5732 pi->mclk_edc_wr_enable_threshold = 40000; 5733 5734 ci_initialize_powertune_defaults(rdev); 5735 5736 pi->caps_fps = false; 5737 5738 pi->caps_sclk_throttle_low_notification = false; 5739 5740 pi->caps_uvd_dpm = true; 5741 pi->caps_vce_dpm = true; 5742 5743 ci_get_leakage_voltages(rdev); 5744 ci_patch_dependency_tables_with_leakage(rdev); 5745 ci_set_private_data_variables_based_on_pptable(rdev); 5746 5747 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries = 5748 kzalloc(4 * sizeof(struct radeon_clock_voltage_dependency_entry), GFP_KERNEL); 5749 if (!rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) { 5750 ci_dpm_fini(rdev); 5751 return -ENOMEM; 5752 } 5753 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4; 5754 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0; 5755 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0; 5756 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000; 5757 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720; 5758 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000; 5759 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810; 5760 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000; 5761 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900; 5762 5763 rdev->pm.dpm.dyn_state.mclk_sclk_ratio = 4; 5764 rdev->pm.dpm.dyn_state.sclk_mclk_delta = 15000; 5765 rdev->pm.dpm.dyn_state.vddc_vddci_delta = 200; 5766 5767 rdev->pm.dpm.dyn_state.valid_sclk_values.count = 0; 5768 rdev->pm.dpm.dyn_state.valid_sclk_values.values = NULL; 5769 rdev->pm.dpm.dyn_state.valid_mclk_values.count = 0; 5770 rdev->pm.dpm.dyn_state.valid_mclk_values.values = NULL; 5771 5772 if (rdev->family == CHIP_HAWAII) { 5773 pi->thermal_temp_setting.temperature_low = 94500; 5774 pi->thermal_temp_setting.temperature_high = 95000; 5775 pi->thermal_temp_setting.temperature_shutdown = 104000; 5776 } else { 5777 pi->thermal_temp_setting.temperature_low = 99500; 5778 pi->thermal_temp_setting.temperature_high = 100000; 5779 pi->thermal_temp_setting.temperature_shutdown = 104000; 5780 } 5781 5782 pi->uvd_enabled = false; 5783 5784 dpm_table = &pi->smc_state_table; 5785 5786 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_VRHOT_GPIO_PINID); 5787 if (gpio.valid) { 5788 dpm_table->VRHotGpio = gpio.shift; 5789 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_REGULATOR_HOT; 5790 } else { 5791 dpm_table->VRHotGpio = CISLANDS_UNUSED_GPIO_PIN; 5792 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_REGULATOR_HOT; 5793 } 5794 5795 gpio = radeon_atombios_lookup_gpio(rdev, PP_AC_DC_SWITCH_GPIO_PINID); 5796 if (gpio.valid) { 5797 dpm_table->AcDcGpio = gpio.shift; 5798 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_HARDWAREDC; 5799 } else { 5800 dpm_table->AcDcGpio = CISLANDS_UNUSED_GPIO_PIN; 5801 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_HARDWAREDC; 5802 } 5803 5804 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_PCC_GPIO_PINID); 5805 if (gpio.valid) { 5806 u32 tmp = RREG32_SMC(CNB_PWRMGT_CNTL); 5807 5808 switch (gpio.shift) { 5809 case 0: 5810 tmp &= ~GNB_SLOW_MODE_MASK; 5811 tmp |= GNB_SLOW_MODE(1); 5812 break; 5813 case 1: 5814 tmp &= ~GNB_SLOW_MODE_MASK; 5815 tmp |= GNB_SLOW_MODE(2); 5816 break; 5817 case 2: 5818 tmp |= GNB_SLOW; 5819 break; 5820 case 3: 5821 tmp |= FORCE_NB_PS1; 5822 break; 5823 case 4: 5824 tmp |= DPM_ENABLED; 5825 break; 5826 default: 5827 DRM_DEBUG("Invalid PCC GPIO: %u!\n", gpio.shift); 5828 break; 5829 } 5830 WREG32_SMC(CNB_PWRMGT_CNTL, tmp); 5831 } 5832 5833 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_NONE; 5834 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_NONE; 5835 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_NONE; 5836 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_GPIO_LUT)) 5837 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; 5838 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2)) 5839 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; 5840 5841 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL) { 5842 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT)) 5843 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; 5844 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2)) 5845 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; 5846 else 5847 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL; 5848 } 5849 5850 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_MVDDCONTROL) { 5851 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT)) 5852 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; 5853 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_SVID2)) 5854 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; 5855 else 5856 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_MVDDCONTROL; 5857 } 5858 5859 pi->vddc_phase_shed_control = true; 5860 5861 #if defined(CONFIG_ACPI) 5862 pi->pcie_performance_request = 5863 radeon_acpi_is_pcie_performance_request_supported(rdev); 5864 #else 5865 pi->pcie_performance_request = false; 5866 #endif 5867 5868 if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size, 5869 &frev, &crev, &data_offset)) { 5870 pi->caps_sclk_ss_support = true; 5871 pi->caps_mclk_ss_support = true; 5872 pi->dynamic_ss = true; 5873 } else { 5874 pi->caps_sclk_ss_support = false; 5875 pi->caps_mclk_ss_support = false; 5876 pi->dynamic_ss = true; 5877 } 5878 5879 if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE) 5880 pi->thermal_protection = true; 5881 else 5882 pi->thermal_protection = false; 5883 5884 pi->caps_dynamic_ac_timing = true; 5885 5886 pi->uvd_power_gated = false; 5887 5888 /* make sure dc limits are valid */ 5889 if ((rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) || 5890 (rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0)) 5891 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc = 5892 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 5893 5894 pi->fan_ctrl_is_in_default_mode = true; 5895 5896 return 0; 5897 } 5898 5899 void ci_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, 5900 struct seq_file *m) 5901 { 5902 struct ci_power_info *pi = ci_get_pi(rdev); 5903 struct radeon_ps *rps = &pi->current_rps; 5904 u32 sclk = ci_get_average_sclk_freq(rdev); 5905 u32 mclk = ci_get_average_mclk_freq(rdev); 5906 5907 seq_printf(m, "uvd %sabled\n", pi->uvd_enabled ? "en" : "dis"); 5908 seq_printf(m, "vce %sabled\n", rps->vce_active ? "en" : "dis"); 5909 seq_printf(m, "power level avg sclk: %u mclk: %u\n", 5910 sclk, mclk); 5911 } 5912 5913 void ci_dpm_print_power_state(struct radeon_device *rdev, 5914 struct radeon_ps *rps) 5915 { 5916 struct ci_ps *ps = ci_get_ps(rps); 5917 struct ci_pl *pl; 5918 int i; 5919 5920 r600_dpm_print_class_info(rps->class, rps->class2); 5921 r600_dpm_print_cap_info(rps->caps); 5922 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk); 5923 for (i = 0; i < ps->performance_level_count; i++) { 5924 pl = &ps->performance_levels[i]; 5925 printk("\t\tpower level %d sclk: %u mclk: %u pcie gen: %u pcie lanes: %u\n", 5926 i, pl->sclk, pl->mclk, pl->pcie_gen + 1, pl->pcie_lane); 5927 } 5928 r600_dpm_print_ps_status(rdev, rps); 5929 } 5930 5931 u32 ci_dpm_get_current_sclk(struct radeon_device *rdev) 5932 { 5933 u32 sclk = ci_get_average_sclk_freq(rdev); 5934 5935 return sclk; 5936 } 5937 5938 u32 ci_dpm_get_current_mclk(struct radeon_device *rdev) 5939 { 5940 u32 mclk = ci_get_average_mclk_freq(rdev); 5941 5942 return mclk; 5943 } 5944 5945 u32 ci_dpm_get_sclk(struct radeon_device *rdev, bool low) 5946 { 5947 struct ci_power_info *pi = ci_get_pi(rdev); 5948 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps); 5949 5950 if (low) 5951 return requested_state->performance_levels[0].sclk; 5952 else 5953 return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk; 5954 } 5955 5956 u32 ci_dpm_get_mclk(struct radeon_device *rdev, bool low) 5957 { 5958 struct ci_power_info *pi = ci_get_pi(rdev); 5959 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps); 5960 5961 if (low) 5962 return requested_state->performance_levels[0].mclk; 5963 else 5964 return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk; 5965 } 5966