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 <linux/pci.h> 26 #include <linux/seq_file.h> 27 28 #include "atom.h" 29 #include "ci_dpm.h" 30 #include "cik.h" 31 #include "cikd.h" 32 #include "r600_dpm.h" 33 #include "radeon.h" 34 #include "radeon_asic.h" 35 #include "radeon_ucode.h" 36 #include "si_dpm.h" 37 38 #define MC_CG_ARB_FREQ_F0 0x0a 39 #define MC_CG_ARB_FREQ_F1 0x0b 40 #define MC_CG_ARB_FREQ_F2 0x0c 41 #define MC_CG_ARB_FREQ_F3 0x0d 42 43 #define SMC_RAM_END 0x40000 44 45 #define VOLTAGE_SCALE 4 46 #define VOLTAGE_VID_OFFSET_SCALE1 625 47 #define VOLTAGE_VID_OFFSET_SCALE2 100 48 49 static const struct ci_pt_defaults defaults_hawaii_xt = 50 { 51 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0xB0000, 52 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 }, 53 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 } 54 }; 55 56 static const struct ci_pt_defaults defaults_hawaii_pro = 57 { 58 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0x65062, 59 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 }, 60 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 } 61 }; 62 63 static const struct ci_pt_defaults defaults_bonaire_xt = 64 { 65 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000, 66 { 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61 }, 67 { 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 } 68 }; 69 70 static const struct ci_pt_defaults defaults_saturn_xt = 71 { 72 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x70000, 73 { 0x8C, 0x247, 0x249, 0xA6, 0x80, 0x81, 0x8B, 0x89, 0x86, 0xC9, 0xCA, 0xC9, 0x4D, 0x4D, 0x4D }, 74 { 0x187, 0x187, 0x187, 0x1C7, 0x1C7, 0x1C7, 0x210, 0x210, 0x210, 0x266, 0x266, 0x266, 0x2C9, 0x2C9, 0x2C9 } 75 }; 76 77 static const struct ci_pt_config_reg didt_config_ci[] = 78 { 79 { 0x10, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 80 { 0x10, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 81 { 0x10, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 82 { 0x10, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 83 { 0x11, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 84 { 0x11, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 85 { 0x11, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 86 { 0x11, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 87 { 0x12, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 88 { 0x12, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 89 { 0x12, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 90 { 0x12, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 91 { 0x2, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 92 { 0x2, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 93 { 0x2, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 94 { 0x1, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 95 { 0x1, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 96 { 0x0, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 97 { 0x30, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 98 { 0x30, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 99 { 0x30, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 100 { 0x30, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 101 { 0x31, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 102 { 0x31, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 103 { 0x31, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 104 { 0x31, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 105 { 0x32, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 106 { 0x32, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 107 { 0x32, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 108 { 0x32, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 109 { 0x22, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 110 { 0x22, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 111 { 0x22, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 112 { 0x21, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 113 { 0x21, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 114 { 0x20, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 115 { 0x50, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 116 { 0x50, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 117 { 0x50, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 118 { 0x50, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 119 { 0x51, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 120 { 0x51, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 121 { 0x51, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 122 { 0x51, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 123 { 0x52, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 124 { 0x52, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 125 { 0x52, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 126 { 0x52, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 127 { 0x42, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 128 { 0x42, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 129 { 0x42, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 130 { 0x41, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 131 { 0x41, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 132 { 0x40, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 133 { 0x70, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 134 { 0x70, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 135 { 0x70, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 136 { 0x70, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 137 { 0x71, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 138 { 0x71, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 139 { 0x71, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 140 { 0x71, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 141 { 0x72, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 142 { 0x72, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 143 { 0x72, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 144 { 0x72, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 145 { 0x62, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 146 { 0x62, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 147 { 0x62, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 148 { 0x61, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 149 { 0x61, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 150 { 0x60, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 151 { 0xFFFFFFFF } 152 }; 153 154 extern u8 rv770_get_memory_module_index(struct radeon_device *rdev); 155 extern int ni_copy_and_switch_arb_sets(struct radeon_device *rdev, 156 u32 arb_freq_src, u32 arb_freq_dest); 157 static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev, 158 struct atom_voltage_table_entry *voltage_table, 159 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd); 160 static int ci_set_power_limit(struct radeon_device *rdev, u32 n); 161 static int ci_set_overdrive_target_tdp(struct radeon_device *rdev, 162 u32 target_tdp); 163 static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate); 164 165 static PPSMC_Result ci_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg); 166 static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev, 167 PPSMC_Msg msg, u32 parameter); 168 169 static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev); 170 static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev); 171 172 static struct ci_power_info *ci_get_pi(struct radeon_device *rdev) 173 { 174 struct ci_power_info *pi = rdev->pm.dpm.priv; 175 176 return pi; 177 } 178 179 static struct ci_ps *ci_get_ps(struct radeon_ps *rps) 180 { 181 struct ci_ps *ps = rps->ps_priv; 182 183 return ps; 184 } 185 186 static void ci_initialize_powertune_defaults(struct radeon_device *rdev) 187 { 188 struct ci_power_info *pi = ci_get_pi(rdev); 189 190 switch (rdev->pdev->device) { 191 case 0x6649: 192 case 0x6650: 193 case 0x6651: 194 case 0x6658: 195 case 0x665C: 196 case 0x665D: 197 default: 198 pi->powertune_defaults = &defaults_bonaire_xt; 199 break; 200 case 0x6640: 201 case 0x6641: 202 case 0x6646: 203 case 0x6647: 204 pi->powertune_defaults = &defaults_saturn_xt; 205 break; 206 case 0x67B8: 207 case 0x67B0: 208 pi->powertune_defaults = &defaults_hawaii_xt; 209 break; 210 case 0x67BA: 211 case 0x67B1: 212 pi->powertune_defaults = &defaults_hawaii_pro; 213 break; 214 case 0x67A0: 215 case 0x67A1: 216 case 0x67A2: 217 case 0x67A8: 218 case 0x67A9: 219 case 0x67AA: 220 case 0x67B9: 221 case 0x67BE: 222 pi->powertune_defaults = &defaults_bonaire_xt; 223 break; 224 } 225 226 pi->dte_tj_offset = 0; 227 228 pi->caps_power_containment = true; 229 pi->caps_cac = false; 230 pi->caps_sq_ramping = false; 231 pi->caps_db_ramping = false; 232 pi->caps_td_ramping = false; 233 pi->caps_tcp_ramping = false; 234 235 if (pi->caps_power_containment) { 236 pi->caps_cac = true; 237 if (rdev->family == CHIP_HAWAII) 238 pi->enable_bapm_feature = false; 239 else 240 pi->enable_bapm_feature = true; 241 pi->enable_tdc_limit_feature = true; 242 pi->enable_pkg_pwr_tracking_feature = true; 243 } 244 } 245 246 static u8 ci_convert_to_vid(u16 vddc) 247 { 248 return (6200 - (vddc * VOLTAGE_SCALE)) / 25; 249 } 250 251 static int ci_populate_bapm_vddc_vid_sidd(struct radeon_device *rdev) 252 { 253 struct ci_power_info *pi = ci_get_pi(rdev); 254 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd; 255 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd; 256 u8 *hi2_vid = pi->smc_powertune_table.BapmVddCVidHiSidd2; 257 u32 i; 258 259 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries == NULL) 260 return -EINVAL; 261 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count > 8) 262 return -EINVAL; 263 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count != 264 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count) 265 return -EINVAL; 266 267 for (i = 0; i < rdev->pm.dpm.dyn_state.cac_leakage_table.count; i++) { 268 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { 269 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1); 270 hi_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2); 271 hi2_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3); 272 } else { 273 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc); 274 hi_vid[i] = ci_convert_to_vid((u16)rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage); 275 } 276 } 277 return 0; 278 } 279 280 static int ci_populate_vddc_vid(struct radeon_device *rdev) 281 { 282 struct ci_power_info *pi = ci_get_pi(rdev); 283 u8 *vid = pi->smc_powertune_table.VddCVid; 284 u32 i; 285 286 if (pi->vddc_voltage_table.count > 8) 287 return -EINVAL; 288 289 for (i = 0; i < pi->vddc_voltage_table.count; i++) 290 vid[i] = ci_convert_to_vid(pi->vddc_voltage_table.entries[i].value); 291 292 return 0; 293 } 294 295 static int ci_populate_svi_load_line(struct radeon_device *rdev) 296 { 297 struct ci_power_info *pi = ci_get_pi(rdev); 298 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; 299 300 pi->smc_powertune_table.SviLoadLineEn = pt_defaults->svi_load_line_en; 301 pi->smc_powertune_table.SviLoadLineVddC = pt_defaults->svi_load_line_vddc; 302 pi->smc_powertune_table.SviLoadLineTrimVddC = 3; 303 pi->smc_powertune_table.SviLoadLineOffsetVddC = 0; 304 305 return 0; 306 } 307 308 static int ci_populate_tdc_limit(struct radeon_device *rdev) 309 { 310 struct ci_power_info *pi = ci_get_pi(rdev); 311 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; 312 u16 tdc_limit; 313 314 tdc_limit = rdev->pm.dpm.dyn_state.cac_tdp_table->tdc * 256; 315 pi->smc_powertune_table.TDC_VDDC_PkgLimit = cpu_to_be16(tdc_limit); 316 pi->smc_powertune_table.TDC_VDDC_ThrottleReleaseLimitPerc = 317 pt_defaults->tdc_vddc_throttle_release_limit_perc; 318 pi->smc_powertune_table.TDC_MAWt = pt_defaults->tdc_mawt; 319 320 return 0; 321 } 322 323 static int ci_populate_dw8(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 int ret; 328 329 ret = ci_read_smc_sram_dword(rdev, 330 SMU7_FIRMWARE_HEADER_LOCATION + 331 offsetof(SMU7_Firmware_Header, PmFuseTable) + 332 offsetof(SMU7_Discrete_PmFuses, TdcWaterfallCtl), 333 (u32 *)&pi->smc_powertune_table.TdcWaterfallCtl, 334 pi->sram_end); 335 if (ret) 336 return -EINVAL; 337 else 338 pi->smc_powertune_table.TdcWaterfallCtl = pt_defaults->tdc_waterfall_ctl; 339 340 return 0; 341 } 342 343 static int ci_populate_fuzzy_fan(struct radeon_device *rdev) 344 { 345 struct ci_power_info *pi = ci_get_pi(rdev); 346 347 if ((rdev->pm.dpm.fan.fan_output_sensitivity & (1 << 15)) || 348 (rdev->pm.dpm.fan.fan_output_sensitivity == 0)) 349 rdev->pm.dpm.fan.fan_output_sensitivity = 350 rdev->pm.dpm.fan.default_fan_output_sensitivity; 351 352 pi->smc_powertune_table.FuzzyFan_PwmSetDelta = 353 cpu_to_be16(rdev->pm.dpm.fan.fan_output_sensitivity); 354 355 return 0; 356 } 357 358 static int ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(struct radeon_device *rdev) 359 { 360 struct ci_power_info *pi = ci_get_pi(rdev); 361 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd; 362 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd; 363 int i, min, max; 364 365 min = max = hi_vid[0]; 366 for (i = 0; i < 8; i++) { 367 if (0 != hi_vid[i]) { 368 if (min > hi_vid[i]) 369 min = hi_vid[i]; 370 if (max < hi_vid[i]) 371 max = hi_vid[i]; 372 } 373 374 if (0 != lo_vid[i]) { 375 if (min > lo_vid[i]) 376 min = lo_vid[i]; 377 if (max < lo_vid[i]) 378 max = lo_vid[i]; 379 } 380 } 381 382 if ((min == 0) || (max == 0)) 383 return -EINVAL; 384 pi->smc_powertune_table.GnbLPMLMaxVid = (u8)max; 385 pi->smc_powertune_table.GnbLPMLMinVid = (u8)min; 386 387 return 0; 388 } 389 390 static int ci_populate_bapm_vddc_base_leakage_sidd(struct radeon_device *rdev) 391 { 392 struct ci_power_info *pi = ci_get_pi(rdev); 393 u16 hi_sidd, lo_sidd; 394 struct radeon_cac_tdp_table *cac_tdp_table = 395 rdev->pm.dpm.dyn_state.cac_tdp_table; 396 397 hi_sidd = cac_tdp_table->high_cac_leakage / 100 * 256; 398 lo_sidd = cac_tdp_table->low_cac_leakage / 100 * 256; 399 400 pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd = cpu_to_be16(hi_sidd); 401 pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd = cpu_to_be16(lo_sidd); 402 403 return 0; 404 } 405 406 static int ci_populate_bapm_parameters_in_dpm_table(struct radeon_device *rdev) 407 { 408 struct ci_power_info *pi = ci_get_pi(rdev); 409 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; 410 SMU7_Discrete_DpmTable *dpm_table = &pi->smc_state_table; 411 struct radeon_cac_tdp_table *cac_tdp_table = 412 rdev->pm.dpm.dyn_state.cac_tdp_table; 413 struct radeon_ppm_table *ppm = rdev->pm.dpm.dyn_state.ppm_table; 414 int i, j, k; 415 const u16 *def1; 416 const u16 *def2; 417 418 dpm_table->DefaultTdp = cac_tdp_table->tdp * 256; 419 dpm_table->TargetTdp = cac_tdp_table->configurable_tdp * 256; 420 421 dpm_table->DTETjOffset = (u8)pi->dte_tj_offset; 422 dpm_table->GpuTjMax = 423 (u8)(pi->thermal_temp_setting.temperature_high / 1000); 424 dpm_table->GpuTjHyst = 8; 425 426 dpm_table->DTEAmbientTempBase = pt_defaults->dte_ambient_temp_base; 427 428 if (ppm) { 429 dpm_table->PPM_PkgPwrLimit = cpu_to_be16((u16)ppm->dgpu_tdp * 256 / 1000); 430 dpm_table->PPM_TemperatureLimit = cpu_to_be16((u16)ppm->tj_max * 256); 431 } else { 432 dpm_table->PPM_PkgPwrLimit = cpu_to_be16(0); 433 dpm_table->PPM_TemperatureLimit = cpu_to_be16(0); 434 } 435 436 dpm_table->BAPM_TEMP_GRADIENT = cpu_to_be32(pt_defaults->bapm_temp_gradient); 437 def1 = pt_defaults->bapmti_r; 438 def2 = pt_defaults->bapmti_rc; 439 440 for (i = 0; i < SMU7_DTE_ITERATIONS; i++) { 441 for (j = 0; j < SMU7_DTE_SOURCES; j++) { 442 for (k = 0; k < SMU7_DTE_SINKS; k++) { 443 dpm_table->BAPMTI_R[i][j][k] = cpu_to_be16(*def1); 444 dpm_table->BAPMTI_RC[i][j][k] = cpu_to_be16(*def2); 445 def1++; 446 def2++; 447 } 448 } 449 } 450 451 return 0; 452 } 453 454 static int ci_populate_pm_base(struct radeon_device *rdev) 455 { 456 struct ci_power_info *pi = ci_get_pi(rdev); 457 u32 pm_fuse_table_offset; 458 int ret; 459 460 if (pi->caps_power_containment) { 461 ret = ci_read_smc_sram_dword(rdev, 462 SMU7_FIRMWARE_HEADER_LOCATION + 463 offsetof(SMU7_Firmware_Header, PmFuseTable), 464 &pm_fuse_table_offset, pi->sram_end); 465 if (ret) 466 return ret; 467 ret = ci_populate_bapm_vddc_vid_sidd(rdev); 468 if (ret) 469 return ret; 470 ret = ci_populate_vddc_vid(rdev); 471 if (ret) 472 return ret; 473 ret = ci_populate_svi_load_line(rdev); 474 if (ret) 475 return ret; 476 ret = ci_populate_tdc_limit(rdev); 477 if (ret) 478 return ret; 479 ret = ci_populate_dw8(rdev); 480 if (ret) 481 return ret; 482 ret = ci_populate_fuzzy_fan(rdev); 483 if (ret) 484 return ret; 485 ret = ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(rdev); 486 if (ret) 487 return ret; 488 ret = ci_populate_bapm_vddc_base_leakage_sidd(rdev); 489 if (ret) 490 return ret; 491 ret = ci_copy_bytes_to_smc(rdev, pm_fuse_table_offset, 492 (u8 *)&pi->smc_powertune_table, 493 sizeof(SMU7_Discrete_PmFuses), pi->sram_end); 494 if (ret) 495 return ret; 496 } 497 498 return 0; 499 } 500 501 static void ci_do_enable_didt(struct radeon_device *rdev, const bool enable) 502 { 503 struct ci_power_info *pi = ci_get_pi(rdev); 504 u32 data; 505 506 if (pi->caps_sq_ramping) { 507 data = RREG32_DIDT(DIDT_SQ_CTRL0); 508 if (enable) 509 data |= DIDT_CTRL_EN; 510 else 511 data &= ~DIDT_CTRL_EN; 512 WREG32_DIDT(DIDT_SQ_CTRL0, data); 513 } 514 515 if (pi->caps_db_ramping) { 516 data = RREG32_DIDT(DIDT_DB_CTRL0); 517 if (enable) 518 data |= DIDT_CTRL_EN; 519 else 520 data &= ~DIDT_CTRL_EN; 521 WREG32_DIDT(DIDT_DB_CTRL0, data); 522 } 523 524 if (pi->caps_td_ramping) { 525 data = RREG32_DIDT(DIDT_TD_CTRL0); 526 if (enable) 527 data |= DIDT_CTRL_EN; 528 else 529 data &= ~DIDT_CTRL_EN; 530 WREG32_DIDT(DIDT_TD_CTRL0, data); 531 } 532 533 if (pi->caps_tcp_ramping) { 534 data = RREG32_DIDT(DIDT_TCP_CTRL0); 535 if (enable) 536 data |= DIDT_CTRL_EN; 537 else 538 data &= ~DIDT_CTRL_EN; 539 WREG32_DIDT(DIDT_TCP_CTRL0, data); 540 } 541 } 542 543 static int ci_program_pt_config_registers(struct radeon_device *rdev, 544 const struct ci_pt_config_reg *cac_config_regs) 545 { 546 const struct ci_pt_config_reg *config_regs = cac_config_regs; 547 u32 data; 548 u32 cache = 0; 549 550 if (config_regs == NULL) 551 return -EINVAL; 552 553 while (config_regs->offset != 0xFFFFFFFF) { 554 if (config_regs->type == CISLANDS_CONFIGREG_CACHE) { 555 cache |= ((config_regs->value << config_regs->shift) & config_regs->mask); 556 } else { 557 switch (config_regs->type) { 558 case CISLANDS_CONFIGREG_SMC_IND: 559 data = RREG32_SMC(config_regs->offset); 560 break; 561 case CISLANDS_CONFIGREG_DIDT_IND: 562 data = RREG32_DIDT(config_regs->offset); 563 break; 564 default: 565 data = RREG32(config_regs->offset << 2); 566 break; 567 } 568 569 data &= ~config_regs->mask; 570 data |= ((config_regs->value << config_regs->shift) & config_regs->mask); 571 data |= cache; 572 573 switch (config_regs->type) { 574 case CISLANDS_CONFIGREG_SMC_IND: 575 WREG32_SMC(config_regs->offset, data); 576 break; 577 case CISLANDS_CONFIGREG_DIDT_IND: 578 WREG32_DIDT(config_regs->offset, data); 579 break; 580 default: 581 WREG32(config_regs->offset << 2, data); 582 break; 583 } 584 cache = 0; 585 } 586 config_regs++; 587 } 588 return 0; 589 } 590 591 static int ci_enable_didt(struct radeon_device *rdev, bool enable) 592 { 593 struct ci_power_info *pi = ci_get_pi(rdev); 594 int ret; 595 596 if (pi->caps_sq_ramping || pi->caps_db_ramping || 597 pi->caps_td_ramping || pi->caps_tcp_ramping) { 598 cik_enter_rlc_safe_mode(rdev); 599 600 if (enable) { 601 ret = ci_program_pt_config_registers(rdev, didt_config_ci); 602 if (ret) { 603 cik_exit_rlc_safe_mode(rdev); 604 return ret; 605 } 606 } 607 608 ci_do_enable_didt(rdev, enable); 609 610 cik_exit_rlc_safe_mode(rdev); 611 } 612 613 return 0; 614 } 615 616 static int ci_enable_power_containment(struct radeon_device *rdev, bool enable) 617 { 618 struct ci_power_info *pi = ci_get_pi(rdev); 619 PPSMC_Result smc_result; 620 int ret = 0; 621 622 if (enable) { 623 pi->power_containment_features = 0; 624 if (pi->caps_power_containment) { 625 if (pi->enable_bapm_feature) { 626 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableDTE); 627 if (smc_result != PPSMC_Result_OK) 628 ret = -EINVAL; 629 else 630 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_BAPM; 631 } 632 633 if (pi->enable_tdc_limit_feature) { 634 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitEnable); 635 if (smc_result != PPSMC_Result_OK) 636 ret = -EINVAL; 637 else 638 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_TDCLimit; 639 } 640 641 if (pi->enable_pkg_pwr_tracking_feature) { 642 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitEnable); 643 if (smc_result != PPSMC_Result_OK) { 644 ret = -EINVAL; 645 } else { 646 struct radeon_cac_tdp_table *cac_tdp_table = 647 rdev->pm.dpm.dyn_state.cac_tdp_table; 648 u32 default_pwr_limit = 649 (u32)(cac_tdp_table->maximum_power_delivery_limit * 256); 650 651 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_PkgPwrLimit; 652 653 ci_set_power_limit(rdev, default_pwr_limit); 654 } 655 } 656 } 657 } else { 658 if (pi->caps_power_containment && pi->power_containment_features) { 659 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_TDCLimit) 660 ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitDisable); 661 662 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_BAPM) 663 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableDTE); 664 665 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) 666 ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitDisable); 667 pi->power_containment_features = 0; 668 } 669 } 670 671 return ret; 672 } 673 674 static int ci_enable_smc_cac(struct radeon_device *rdev, bool enable) 675 { 676 struct ci_power_info *pi = ci_get_pi(rdev); 677 PPSMC_Result smc_result; 678 int ret = 0; 679 680 if (pi->caps_cac) { 681 if (enable) { 682 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac); 683 if (smc_result != PPSMC_Result_OK) { 684 ret = -EINVAL; 685 pi->cac_enabled = false; 686 } else { 687 pi->cac_enabled = true; 688 } 689 } else if (pi->cac_enabled) { 690 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac); 691 pi->cac_enabled = false; 692 } 693 } 694 695 return ret; 696 } 697 698 static int ci_enable_thermal_based_sclk_dpm(struct radeon_device *rdev, 699 bool enable) 700 { 701 struct ci_power_info *pi = ci_get_pi(rdev); 702 PPSMC_Result smc_result = PPSMC_Result_OK; 703 704 if (pi->thermal_sclk_dpm_enabled) { 705 if (enable) 706 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_ENABLE_THERMAL_DPM); 707 else 708 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DISABLE_THERMAL_DPM); 709 } 710 711 if (smc_result == PPSMC_Result_OK) 712 return 0; 713 else 714 return -EINVAL; 715 } 716 717 static int ci_power_control_set_level(struct radeon_device *rdev) 718 { 719 struct ci_power_info *pi = ci_get_pi(rdev); 720 struct radeon_cac_tdp_table *cac_tdp_table = 721 rdev->pm.dpm.dyn_state.cac_tdp_table; 722 s32 adjust_percent; 723 s32 target_tdp; 724 int ret = 0; 725 bool adjust_polarity = false; /* ??? */ 726 727 if (pi->caps_power_containment) { 728 adjust_percent = adjust_polarity ? 729 rdev->pm.dpm.tdp_adjustment : (-1 * rdev->pm.dpm.tdp_adjustment); 730 target_tdp = ((100 + adjust_percent) * 731 (s32)cac_tdp_table->configurable_tdp) / 100; 732 733 ret = ci_set_overdrive_target_tdp(rdev, (u32)target_tdp); 734 } 735 736 return ret; 737 } 738 739 void ci_dpm_powergate_uvd(struct radeon_device *rdev, bool gate) 740 { 741 struct ci_power_info *pi = ci_get_pi(rdev); 742 743 if (pi->uvd_power_gated == gate) 744 return; 745 746 pi->uvd_power_gated = gate; 747 748 ci_update_uvd_dpm(rdev, gate); 749 } 750 751 bool ci_dpm_vblank_too_short(struct radeon_device *rdev) 752 { 753 struct ci_power_info *pi = ci_get_pi(rdev); 754 u32 vblank_time = r600_dpm_get_vblank_time(rdev); 755 u32 switch_limit = pi->mem_gddr5 ? 450 : 300; 756 757 /* disable mclk switching if the refresh is >120Hz, even if the 758 * blanking period would allow it 759 */ 760 if (r600_dpm_get_vrefresh(rdev) > 120) 761 return true; 762 763 if (vblank_time < switch_limit) 764 return true; 765 else 766 return false; 767 768 } 769 770 static void ci_apply_state_adjust_rules(struct radeon_device *rdev, 771 struct radeon_ps *rps) 772 { 773 struct ci_ps *ps = ci_get_ps(rps); 774 struct ci_power_info *pi = ci_get_pi(rdev); 775 struct radeon_clock_and_voltage_limits *max_limits; 776 bool disable_mclk_switching; 777 u32 sclk, mclk; 778 int i; 779 780 if (rps->vce_active) { 781 rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk; 782 rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk; 783 } else { 784 rps->evclk = 0; 785 rps->ecclk = 0; 786 } 787 788 if ((rdev->pm.dpm.new_active_crtc_count > 1) || 789 ci_dpm_vblank_too_short(rdev)) 790 disable_mclk_switching = true; 791 else 792 disable_mclk_switching = false; 793 794 if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY) 795 pi->battery_state = true; 796 else 797 pi->battery_state = false; 798 799 if (rdev->pm.dpm.ac_power) 800 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 801 else 802 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 803 804 if (rdev->pm.dpm.ac_power == false) { 805 for (i = 0; i < ps->performance_level_count; i++) { 806 if (ps->performance_levels[i].mclk > max_limits->mclk) 807 ps->performance_levels[i].mclk = max_limits->mclk; 808 if (ps->performance_levels[i].sclk > max_limits->sclk) 809 ps->performance_levels[i].sclk = max_limits->sclk; 810 } 811 } 812 813 /* XXX validate the min clocks required for display */ 814 815 if (disable_mclk_switching) { 816 mclk = ps->performance_levels[ps->performance_level_count - 1].mclk; 817 sclk = ps->performance_levels[0].sclk; 818 } else { 819 mclk = ps->performance_levels[0].mclk; 820 sclk = ps->performance_levels[0].sclk; 821 } 822 823 if (rps->vce_active) { 824 if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk) 825 sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk; 826 if (mclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk) 827 mclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk; 828 } 829 830 ps->performance_levels[0].sclk = sclk; 831 ps->performance_levels[0].mclk = mclk; 832 833 if (ps->performance_levels[1].sclk < ps->performance_levels[0].sclk) 834 ps->performance_levels[1].sclk = ps->performance_levels[0].sclk; 835 836 if (disable_mclk_switching) { 837 if (ps->performance_levels[0].mclk < ps->performance_levels[1].mclk) 838 ps->performance_levels[0].mclk = ps->performance_levels[1].mclk; 839 } else { 840 if (ps->performance_levels[1].mclk < ps->performance_levels[0].mclk) 841 ps->performance_levels[1].mclk = ps->performance_levels[0].mclk; 842 } 843 } 844 845 static int ci_thermal_set_temperature_range(struct radeon_device *rdev, 846 int min_temp, int max_temp) 847 { 848 int low_temp = 0 * 1000; 849 int high_temp = 255 * 1000; 850 u32 tmp; 851 852 if (low_temp < min_temp) 853 low_temp = min_temp; 854 if (high_temp > max_temp) 855 high_temp = max_temp; 856 if (high_temp < low_temp) { 857 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp); 858 return -EINVAL; 859 } 860 861 tmp = RREG32_SMC(CG_THERMAL_INT); 862 tmp &= ~(CI_DIG_THERM_INTH_MASK | CI_DIG_THERM_INTL_MASK); 863 tmp |= CI_DIG_THERM_INTH(high_temp / 1000) | 864 CI_DIG_THERM_INTL(low_temp / 1000); 865 WREG32_SMC(CG_THERMAL_INT, tmp); 866 867 #if 0 868 /* XXX: need to figure out how to handle this properly */ 869 tmp = RREG32_SMC(CG_THERMAL_CTRL); 870 tmp &= DIG_THERM_DPM_MASK; 871 tmp |= DIG_THERM_DPM(high_temp / 1000); 872 WREG32_SMC(CG_THERMAL_CTRL, tmp); 873 #endif 874 875 rdev->pm.dpm.thermal.min_temp = low_temp; 876 rdev->pm.dpm.thermal.max_temp = high_temp; 877 878 return 0; 879 } 880 881 static int ci_thermal_enable_alert(struct radeon_device *rdev, 882 bool enable) 883 { 884 u32 thermal_int = RREG32_SMC(CG_THERMAL_INT); 885 PPSMC_Result result; 886 887 if (enable) { 888 thermal_int &= ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW); 889 WREG32_SMC(CG_THERMAL_INT, thermal_int); 890 rdev->irq.dpm_thermal = false; 891 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Enable); 892 if (result != PPSMC_Result_OK) { 893 DRM_DEBUG_KMS("Could not enable thermal interrupts.\n"); 894 return -EINVAL; 895 } 896 } else { 897 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW; 898 WREG32_SMC(CG_THERMAL_INT, thermal_int); 899 rdev->irq.dpm_thermal = true; 900 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Disable); 901 if (result != PPSMC_Result_OK) { 902 DRM_DEBUG_KMS("Could not disable thermal interrupts.\n"); 903 return -EINVAL; 904 } 905 } 906 907 return 0; 908 } 909 910 static void ci_fan_ctrl_set_static_mode(struct radeon_device *rdev, u32 mode) 911 { 912 struct ci_power_info *pi = ci_get_pi(rdev); 913 u32 tmp; 914 915 if (pi->fan_ctrl_is_in_default_mode) { 916 tmp = (RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK) >> FDO_PWM_MODE_SHIFT; 917 pi->fan_ctrl_default_mode = tmp; 918 tmp = (RREG32_SMC(CG_FDO_CTRL2) & TMIN_MASK) >> TMIN_SHIFT; 919 pi->t_min = tmp; 920 pi->fan_ctrl_is_in_default_mode = false; 921 } 922 923 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK; 924 tmp |= TMIN(0); 925 WREG32_SMC(CG_FDO_CTRL2, tmp); 926 927 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK; 928 tmp |= FDO_PWM_MODE(mode); 929 WREG32_SMC(CG_FDO_CTRL2, tmp); 930 } 931 932 static int ci_thermal_setup_fan_table(struct radeon_device *rdev) 933 { 934 struct ci_power_info *pi = ci_get_pi(rdev); 935 SMU7_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE }; 936 u32 duty100; 937 u32 t_diff1, t_diff2, pwm_diff1, pwm_diff2; 938 u16 fdo_min, slope1, slope2; 939 u32 reference_clock, tmp; 940 int ret; 941 u64 tmp64; 942 943 if (!pi->fan_table_start) { 944 rdev->pm.dpm.fan.ucode_fan_control = false; 945 return 0; 946 } 947 948 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT; 949 950 if (duty100 == 0) { 951 rdev->pm.dpm.fan.ucode_fan_control = false; 952 return 0; 953 } 954 955 tmp64 = (u64)rdev->pm.dpm.fan.pwm_min * duty100; 956 do_div(tmp64, 10000); 957 fdo_min = (u16)tmp64; 958 959 t_diff1 = rdev->pm.dpm.fan.t_med - rdev->pm.dpm.fan.t_min; 960 t_diff2 = rdev->pm.dpm.fan.t_high - rdev->pm.dpm.fan.t_med; 961 962 pwm_diff1 = rdev->pm.dpm.fan.pwm_med - rdev->pm.dpm.fan.pwm_min; 963 pwm_diff2 = rdev->pm.dpm.fan.pwm_high - rdev->pm.dpm.fan.pwm_med; 964 965 slope1 = (u16)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100); 966 slope2 = (u16)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100); 967 968 fan_table.TempMin = cpu_to_be16((50 + rdev->pm.dpm.fan.t_min) / 100); 969 fan_table.TempMed = cpu_to_be16((50 + rdev->pm.dpm.fan.t_med) / 100); 970 fan_table.TempMax = cpu_to_be16((50 + rdev->pm.dpm.fan.t_max) / 100); 971 972 fan_table.Slope1 = cpu_to_be16(slope1); 973 fan_table.Slope2 = cpu_to_be16(slope2); 974 975 fan_table.FdoMin = cpu_to_be16(fdo_min); 976 977 fan_table.HystDown = cpu_to_be16(rdev->pm.dpm.fan.t_hyst); 978 979 fan_table.HystUp = cpu_to_be16(1); 980 981 fan_table.HystSlope = cpu_to_be16(1); 982 983 fan_table.TempRespLim = cpu_to_be16(5); 984 985 reference_clock = radeon_get_xclk(rdev); 986 987 fan_table.RefreshPeriod = cpu_to_be32((rdev->pm.dpm.fan.cycle_delay * 988 reference_clock) / 1600); 989 990 fan_table.FdoMax = cpu_to_be16((u16)duty100); 991 992 tmp = (RREG32_SMC(CG_MULT_THERMAL_CTRL) & TEMP_SEL_MASK) >> TEMP_SEL_SHIFT; 993 fan_table.TempSrc = (uint8_t)tmp; 994 995 ret = ci_copy_bytes_to_smc(rdev, 996 pi->fan_table_start, 997 (u8 *)(&fan_table), 998 sizeof(fan_table), 999 pi->sram_end); 1000 1001 if (ret) { 1002 DRM_ERROR("Failed to load fan table to the SMC."); 1003 rdev->pm.dpm.fan.ucode_fan_control = false; 1004 } 1005 1006 return 0; 1007 } 1008 1009 static int ci_fan_ctrl_start_smc_fan_control(struct radeon_device *rdev) 1010 { 1011 struct ci_power_info *pi = ci_get_pi(rdev); 1012 PPSMC_Result ret; 1013 1014 if (pi->caps_od_fuzzy_fan_control_support) { 1015 ret = ci_send_msg_to_smc_with_parameter(rdev, 1016 PPSMC_StartFanControl, 1017 FAN_CONTROL_FUZZY); 1018 if (ret != PPSMC_Result_OK) 1019 return -EINVAL; 1020 ret = ci_send_msg_to_smc_with_parameter(rdev, 1021 PPSMC_MSG_SetFanPwmMax, 1022 rdev->pm.dpm.fan.default_max_fan_pwm); 1023 if (ret != PPSMC_Result_OK) 1024 return -EINVAL; 1025 } else { 1026 ret = ci_send_msg_to_smc_with_parameter(rdev, 1027 PPSMC_StartFanControl, 1028 FAN_CONTROL_TABLE); 1029 if (ret != PPSMC_Result_OK) 1030 return -EINVAL; 1031 } 1032 1033 pi->fan_is_controlled_by_smc = true; 1034 return 0; 1035 } 1036 1037 static int ci_fan_ctrl_stop_smc_fan_control(struct radeon_device *rdev) 1038 { 1039 PPSMC_Result ret; 1040 struct ci_power_info *pi = ci_get_pi(rdev); 1041 1042 ret = ci_send_msg_to_smc(rdev, PPSMC_StopFanControl); 1043 if (ret == PPSMC_Result_OK) { 1044 pi->fan_is_controlled_by_smc = false; 1045 return 0; 1046 } else 1047 return -EINVAL; 1048 } 1049 1050 int ci_fan_ctrl_get_fan_speed_percent(struct radeon_device *rdev, 1051 u32 *speed) 1052 { 1053 u32 duty, duty100; 1054 u64 tmp64; 1055 1056 if (rdev->pm.no_fan) 1057 return -ENOENT; 1058 1059 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT; 1060 duty = (RREG32_SMC(CG_THERMAL_STATUS) & FDO_PWM_DUTY_MASK) >> FDO_PWM_DUTY_SHIFT; 1061 1062 if (duty100 == 0) 1063 return -EINVAL; 1064 1065 tmp64 = (u64)duty * 100; 1066 do_div(tmp64, duty100); 1067 *speed = (u32)tmp64; 1068 1069 if (*speed > 100) 1070 *speed = 100; 1071 1072 return 0; 1073 } 1074 1075 int ci_fan_ctrl_set_fan_speed_percent(struct radeon_device *rdev, 1076 u32 speed) 1077 { 1078 u32 tmp; 1079 u32 duty, duty100; 1080 u64 tmp64; 1081 struct ci_power_info *pi = ci_get_pi(rdev); 1082 1083 if (rdev->pm.no_fan) 1084 return -ENOENT; 1085 1086 if (pi->fan_is_controlled_by_smc) 1087 return -EINVAL; 1088 1089 if (speed > 100) 1090 return -EINVAL; 1091 1092 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT; 1093 1094 if (duty100 == 0) 1095 return -EINVAL; 1096 1097 tmp64 = (u64)speed * duty100; 1098 do_div(tmp64, 100); 1099 duty = (u32)tmp64; 1100 1101 tmp = RREG32_SMC(CG_FDO_CTRL0) & ~FDO_STATIC_DUTY_MASK; 1102 tmp |= FDO_STATIC_DUTY(duty); 1103 WREG32_SMC(CG_FDO_CTRL0, tmp); 1104 1105 return 0; 1106 } 1107 1108 void ci_fan_ctrl_set_mode(struct radeon_device *rdev, u32 mode) 1109 { 1110 if (mode) { 1111 /* stop auto-manage */ 1112 if (rdev->pm.dpm.fan.ucode_fan_control) 1113 ci_fan_ctrl_stop_smc_fan_control(rdev); 1114 ci_fan_ctrl_set_static_mode(rdev, mode); 1115 } else { 1116 /* restart auto-manage */ 1117 if (rdev->pm.dpm.fan.ucode_fan_control) 1118 ci_thermal_start_smc_fan_control(rdev); 1119 else 1120 ci_fan_ctrl_set_default_mode(rdev); 1121 } 1122 } 1123 1124 u32 ci_fan_ctrl_get_mode(struct radeon_device *rdev) 1125 { 1126 struct ci_power_info *pi = ci_get_pi(rdev); 1127 u32 tmp; 1128 1129 if (pi->fan_is_controlled_by_smc) 1130 return 0; 1131 1132 tmp = RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK; 1133 return (tmp >> FDO_PWM_MODE_SHIFT); 1134 } 1135 1136 #if 0 1137 static int ci_fan_ctrl_get_fan_speed_rpm(struct radeon_device *rdev, 1138 u32 *speed) 1139 { 1140 u32 tach_period; 1141 u32 xclk = radeon_get_xclk(rdev); 1142 1143 if (rdev->pm.no_fan) 1144 return -ENOENT; 1145 1146 if (rdev->pm.fan_pulses_per_revolution == 0) 1147 return -ENOENT; 1148 1149 tach_period = (RREG32_SMC(CG_TACH_STATUS) & TACH_PERIOD_MASK) >> TACH_PERIOD_SHIFT; 1150 if (tach_period == 0) 1151 return -ENOENT; 1152 1153 *speed = 60 * xclk * 10000 / tach_period; 1154 1155 return 0; 1156 } 1157 1158 static int ci_fan_ctrl_set_fan_speed_rpm(struct radeon_device *rdev, 1159 u32 speed) 1160 { 1161 u32 tach_period, tmp; 1162 u32 xclk = radeon_get_xclk(rdev); 1163 1164 if (rdev->pm.no_fan) 1165 return -ENOENT; 1166 1167 if (rdev->pm.fan_pulses_per_revolution == 0) 1168 return -ENOENT; 1169 1170 if ((speed < rdev->pm.fan_min_rpm) || 1171 (speed > rdev->pm.fan_max_rpm)) 1172 return -EINVAL; 1173 1174 if (rdev->pm.dpm.fan.ucode_fan_control) 1175 ci_fan_ctrl_stop_smc_fan_control(rdev); 1176 1177 tach_period = 60 * xclk * 10000 / (8 * speed); 1178 tmp = RREG32_SMC(CG_TACH_CTRL) & ~TARGET_PERIOD_MASK; 1179 tmp |= TARGET_PERIOD(tach_period); 1180 WREG32_SMC(CG_TACH_CTRL, tmp); 1181 1182 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC_RPM); 1183 1184 return 0; 1185 } 1186 #endif 1187 1188 static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev) 1189 { 1190 struct ci_power_info *pi = ci_get_pi(rdev); 1191 u32 tmp; 1192 1193 if (!pi->fan_ctrl_is_in_default_mode) { 1194 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK; 1195 tmp |= FDO_PWM_MODE(pi->fan_ctrl_default_mode); 1196 WREG32_SMC(CG_FDO_CTRL2, tmp); 1197 1198 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK; 1199 tmp |= TMIN(pi->t_min); 1200 WREG32_SMC(CG_FDO_CTRL2, tmp); 1201 pi->fan_ctrl_is_in_default_mode = true; 1202 } 1203 } 1204 1205 static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev) 1206 { 1207 if (rdev->pm.dpm.fan.ucode_fan_control) { 1208 ci_fan_ctrl_start_smc_fan_control(rdev); 1209 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC); 1210 } 1211 } 1212 1213 static void ci_thermal_initialize(struct radeon_device *rdev) 1214 { 1215 u32 tmp; 1216 1217 if (rdev->pm.fan_pulses_per_revolution) { 1218 tmp = RREG32_SMC(CG_TACH_CTRL) & ~EDGE_PER_REV_MASK; 1219 tmp |= EDGE_PER_REV(rdev->pm.fan_pulses_per_revolution -1); 1220 WREG32_SMC(CG_TACH_CTRL, tmp); 1221 } 1222 1223 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TACH_PWM_RESP_RATE_MASK; 1224 tmp |= TACH_PWM_RESP_RATE(0x28); 1225 WREG32_SMC(CG_FDO_CTRL2, tmp); 1226 } 1227 1228 static int ci_thermal_start_thermal_controller(struct radeon_device *rdev) 1229 { 1230 int ret; 1231 1232 ci_thermal_initialize(rdev); 1233 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); 1234 if (ret) 1235 return ret; 1236 ret = ci_thermal_enable_alert(rdev, true); 1237 if (ret) 1238 return ret; 1239 if (rdev->pm.dpm.fan.ucode_fan_control) { 1240 ret = ci_thermal_setup_fan_table(rdev); 1241 if (ret) 1242 return ret; 1243 ci_thermal_start_smc_fan_control(rdev); 1244 } 1245 1246 return 0; 1247 } 1248 1249 static void ci_thermal_stop_thermal_controller(struct radeon_device *rdev) 1250 { 1251 if (!rdev->pm.no_fan) 1252 ci_fan_ctrl_set_default_mode(rdev); 1253 } 1254 1255 #if 0 1256 static int ci_read_smc_soft_register(struct radeon_device *rdev, 1257 u16 reg_offset, u32 *value) 1258 { 1259 struct ci_power_info *pi = ci_get_pi(rdev); 1260 1261 return ci_read_smc_sram_dword(rdev, 1262 pi->soft_regs_start + reg_offset, 1263 value, pi->sram_end); 1264 } 1265 #endif 1266 1267 static int ci_write_smc_soft_register(struct radeon_device *rdev, 1268 u16 reg_offset, u32 value) 1269 { 1270 struct ci_power_info *pi = ci_get_pi(rdev); 1271 1272 return ci_write_smc_sram_dword(rdev, 1273 pi->soft_regs_start + reg_offset, 1274 value, pi->sram_end); 1275 } 1276 1277 static void ci_init_fps_limits(struct radeon_device *rdev) 1278 { 1279 struct ci_power_info *pi = ci_get_pi(rdev); 1280 SMU7_Discrete_DpmTable *table = &pi->smc_state_table; 1281 1282 if (pi->caps_fps) { 1283 u16 tmp; 1284 1285 tmp = 45; 1286 table->FpsHighT = cpu_to_be16(tmp); 1287 1288 tmp = 30; 1289 table->FpsLowT = cpu_to_be16(tmp); 1290 } 1291 } 1292 1293 static int ci_update_sclk_t(struct radeon_device *rdev) 1294 { 1295 struct ci_power_info *pi = ci_get_pi(rdev); 1296 int ret = 0; 1297 u32 low_sclk_interrupt_t = 0; 1298 1299 if (pi->caps_sclk_throttle_low_notification) { 1300 low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t); 1301 1302 ret = ci_copy_bytes_to_smc(rdev, 1303 pi->dpm_table_start + 1304 offsetof(SMU7_Discrete_DpmTable, LowSclkInterruptT), 1305 (u8 *)&low_sclk_interrupt_t, 1306 sizeof(u32), pi->sram_end); 1307 1308 } 1309 1310 return ret; 1311 } 1312 1313 static void ci_get_leakage_voltages(struct radeon_device *rdev) 1314 { 1315 struct ci_power_info *pi = ci_get_pi(rdev); 1316 u16 leakage_id, virtual_voltage_id; 1317 u16 vddc, vddci; 1318 int i; 1319 1320 pi->vddc_leakage.count = 0; 1321 pi->vddci_leakage.count = 0; 1322 1323 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { 1324 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) { 1325 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; 1326 if (radeon_atom_get_voltage_evv(rdev, virtual_voltage_id, &vddc) != 0) 1327 continue; 1328 if (vddc != 0 && vddc != virtual_voltage_id) { 1329 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc; 1330 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id; 1331 pi->vddc_leakage.count++; 1332 } 1333 } 1334 } else if (radeon_atom_get_leakage_id_from_vbios(rdev, &leakage_id) == 0) { 1335 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) { 1336 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; 1337 if (radeon_atom_get_leakage_vddc_based_on_leakage_params(rdev, &vddc, &vddci, 1338 virtual_voltage_id, 1339 leakage_id) == 0) { 1340 if (vddc != 0 && vddc != virtual_voltage_id) { 1341 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc; 1342 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id; 1343 pi->vddc_leakage.count++; 1344 } 1345 if (vddci != 0 && vddci != virtual_voltage_id) { 1346 pi->vddci_leakage.actual_voltage[pi->vddci_leakage.count] = vddci; 1347 pi->vddci_leakage.leakage_id[pi->vddci_leakage.count] = virtual_voltage_id; 1348 pi->vddci_leakage.count++; 1349 } 1350 } 1351 } 1352 } 1353 } 1354 1355 static void ci_set_dpm_event_sources(struct radeon_device *rdev, u32 sources) 1356 { 1357 struct ci_power_info *pi = ci_get_pi(rdev); 1358 bool want_thermal_protection; 1359 u32 tmp; 1360 1361 switch (sources) { 1362 case 0: 1363 default: 1364 want_thermal_protection = false; 1365 break; 1366 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL): 1367 want_thermal_protection = true; 1368 break; 1369 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL): 1370 want_thermal_protection = true; 1371 break; 1372 case ((1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL) | 1373 (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL)): 1374 want_thermal_protection = true; 1375 break; 1376 } 1377 1378 if (want_thermal_protection) { 1379 tmp = RREG32_SMC(GENERAL_PWRMGT); 1380 if (pi->thermal_protection) 1381 tmp &= ~THERMAL_PROTECTION_DIS; 1382 else 1383 tmp |= THERMAL_PROTECTION_DIS; 1384 WREG32_SMC(GENERAL_PWRMGT, tmp); 1385 } else { 1386 tmp = RREG32_SMC(GENERAL_PWRMGT); 1387 tmp |= THERMAL_PROTECTION_DIS; 1388 WREG32_SMC(GENERAL_PWRMGT, tmp); 1389 } 1390 } 1391 1392 static void ci_enable_auto_throttle_source(struct radeon_device *rdev, 1393 enum radeon_dpm_auto_throttle_src source, 1394 bool enable) 1395 { 1396 struct ci_power_info *pi = ci_get_pi(rdev); 1397 1398 if (enable) { 1399 if (!(pi->active_auto_throttle_sources & (1 << source))) { 1400 pi->active_auto_throttle_sources |= 1 << source; 1401 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources); 1402 } 1403 } else { 1404 if (pi->active_auto_throttle_sources & (1 << source)) { 1405 pi->active_auto_throttle_sources &= ~(1 << source); 1406 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources); 1407 } 1408 } 1409 } 1410 1411 static void ci_enable_vr_hot_gpio_interrupt(struct radeon_device *rdev) 1412 { 1413 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT) 1414 ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableVRHotGPIOInterrupt); 1415 } 1416 1417 static int ci_unfreeze_sclk_mclk_dpm(struct radeon_device *rdev) 1418 { 1419 struct ci_power_info *pi = ci_get_pi(rdev); 1420 PPSMC_Result smc_result; 1421 1422 if (!pi->need_update_smu7_dpm_table) 1423 return 0; 1424 1425 if ((!pi->sclk_dpm_key_disabled) && 1426 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) { 1427 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_UnfreezeLevel); 1428 if (smc_result != PPSMC_Result_OK) 1429 return -EINVAL; 1430 } 1431 1432 if ((!pi->mclk_dpm_key_disabled) && 1433 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) { 1434 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_UnfreezeLevel); 1435 if (smc_result != PPSMC_Result_OK) 1436 return -EINVAL; 1437 } 1438 1439 pi->need_update_smu7_dpm_table = 0; 1440 return 0; 1441 } 1442 1443 static int ci_enable_sclk_mclk_dpm(struct radeon_device *rdev, bool enable) 1444 { 1445 struct ci_power_info *pi = ci_get_pi(rdev); 1446 PPSMC_Result smc_result; 1447 1448 if (enable) { 1449 if (!pi->sclk_dpm_key_disabled) { 1450 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Enable); 1451 if (smc_result != PPSMC_Result_OK) 1452 return -EINVAL; 1453 } 1454 1455 if (!pi->mclk_dpm_key_disabled) { 1456 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Enable); 1457 if (smc_result != PPSMC_Result_OK) 1458 return -EINVAL; 1459 1460 WREG32_P(MC_SEQ_CNTL_3, CAC_EN, ~CAC_EN); 1461 1462 WREG32_SMC(LCAC_MC0_CNTL, 0x05); 1463 WREG32_SMC(LCAC_MC1_CNTL, 0x05); 1464 WREG32_SMC(LCAC_CPL_CNTL, 0x100005); 1465 1466 udelay(10); 1467 1468 WREG32_SMC(LCAC_MC0_CNTL, 0x400005); 1469 WREG32_SMC(LCAC_MC1_CNTL, 0x400005); 1470 WREG32_SMC(LCAC_CPL_CNTL, 0x500005); 1471 } 1472 } else { 1473 if (!pi->sclk_dpm_key_disabled) { 1474 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Disable); 1475 if (smc_result != PPSMC_Result_OK) 1476 return -EINVAL; 1477 } 1478 1479 if (!pi->mclk_dpm_key_disabled) { 1480 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Disable); 1481 if (smc_result != PPSMC_Result_OK) 1482 return -EINVAL; 1483 } 1484 } 1485 1486 return 0; 1487 } 1488 1489 static int ci_start_dpm(struct radeon_device *rdev) 1490 { 1491 struct ci_power_info *pi = ci_get_pi(rdev); 1492 PPSMC_Result smc_result; 1493 int ret; 1494 u32 tmp; 1495 1496 tmp = RREG32_SMC(GENERAL_PWRMGT); 1497 tmp |= GLOBAL_PWRMGT_EN; 1498 WREG32_SMC(GENERAL_PWRMGT, tmp); 1499 1500 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 1501 tmp |= DYNAMIC_PM_EN; 1502 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 1503 1504 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VoltageChangeTimeout), 0x1000); 1505 1506 WREG32_P(BIF_LNCNT_RESET, 0, ~RESET_LNCNT_EN); 1507 1508 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Enable); 1509 if (smc_result != PPSMC_Result_OK) 1510 return -EINVAL; 1511 1512 ret = ci_enable_sclk_mclk_dpm(rdev, true); 1513 if (ret) 1514 return ret; 1515 1516 if (!pi->pcie_dpm_key_disabled) { 1517 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Enable); 1518 if (smc_result != PPSMC_Result_OK) 1519 return -EINVAL; 1520 } 1521 1522 return 0; 1523 } 1524 1525 static int ci_freeze_sclk_mclk_dpm(struct radeon_device *rdev) 1526 { 1527 struct ci_power_info *pi = ci_get_pi(rdev); 1528 PPSMC_Result smc_result; 1529 1530 if (!pi->need_update_smu7_dpm_table) 1531 return 0; 1532 1533 if ((!pi->sclk_dpm_key_disabled) && 1534 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) { 1535 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_FreezeLevel); 1536 if (smc_result != PPSMC_Result_OK) 1537 return -EINVAL; 1538 } 1539 1540 if ((!pi->mclk_dpm_key_disabled) && 1541 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) { 1542 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_FreezeLevel); 1543 if (smc_result != PPSMC_Result_OK) 1544 return -EINVAL; 1545 } 1546 1547 return 0; 1548 } 1549 1550 static int ci_stop_dpm(struct radeon_device *rdev) 1551 { 1552 struct ci_power_info *pi = ci_get_pi(rdev); 1553 PPSMC_Result smc_result; 1554 int ret; 1555 u32 tmp; 1556 1557 tmp = RREG32_SMC(GENERAL_PWRMGT); 1558 tmp &= ~GLOBAL_PWRMGT_EN; 1559 WREG32_SMC(GENERAL_PWRMGT, tmp); 1560 1561 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 1562 tmp &= ~DYNAMIC_PM_EN; 1563 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 1564 1565 if (!pi->pcie_dpm_key_disabled) { 1566 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Disable); 1567 if (smc_result != PPSMC_Result_OK) 1568 return -EINVAL; 1569 } 1570 1571 ret = ci_enable_sclk_mclk_dpm(rdev, false); 1572 if (ret) 1573 return ret; 1574 1575 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Disable); 1576 if (smc_result != PPSMC_Result_OK) 1577 return -EINVAL; 1578 1579 return 0; 1580 } 1581 1582 static void ci_enable_sclk_control(struct radeon_device *rdev, bool enable) 1583 { 1584 u32 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 1585 1586 if (enable) 1587 tmp &= ~SCLK_PWRMGT_OFF; 1588 else 1589 tmp |= SCLK_PWRMGT_OFF; 1590 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 1591 } 1592 1593 #if 0 1594 static int ci_notify_hw_of_power_source(struct radeon_device *rdev, 1595 bool ac_power) 1596 { 1597 struct ci_power_info *pi = ci_get_pi(rdev); 1598 struct radeon_cac_tdp_table *cac_tdp_table = 1599 rdev->pm.dpm.dyn_state.cac_tdp_table; 1600 u32 power_limit; 1601 1602 if (ac_power) 1603 power_limit = (u32)(cac_tdp_table->maximum_power_delivery_limit * 256); 1604 else 1605 power_limit = (u32)(cac_tdp_table->battery_power_limit * 256); 1606 1607 ci_set_power_limit(rdev, power_limit); 1608 1609 if (pi->caps_automatic_dc_transition) { 1610 if (ac_power) 1611 ci_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC); 1612 else 1613 ci_send_msg_to_smc(rdev, PPSMC_MSG_Remove_DC_Clamp); 1614 } 1615 1616 return 0; 1617 } 1618 #endif 1619 1620 static PPSMC_Result ci_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg) 1621 { 1622 u32 tmp; 1623 int i; 1624 1625 if (!ci_is_smc_running(rdev)) 1626 return PPSMC_Result_Failed; 1627 1628 WREG32(SMC_MESSAGE_0, msg); 1629 1630 for (i = 0; i < rdev->usec_timeout; i++) { 1631 tmp = RREG32(SMC_RESP_0); 1632 if (tmp != 0) 1633 break; 1634 udelay(1); 1635 } 1636 tmp = RREG32(SMC_RESP_0); 1637 1638 return (PPSMC_Result)tmp; 1639 } 1640 1641 static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev, 1642 PPSMC_Msg msg, u32 parameter) 1643 { 1644 WREG32(SMC_MSG_ARG_0, parameter); 1645 return ci_send_msg_to_smc(rdev, msg); 1646 } 1647 1648 static PPSMC_Result ci_send_msg_to_smc_return_parameter(struct radeon_device *rdev, 1649 PPSMC_Msg msg, u32 *parameter) 1650 { 1651 PPSMC_Result smc_result; 1652 1653 smc_result = ci_send_msg_to_smc(rdev, msg); 1654 1655 if ((smc_result == PPSMC_Result_OK) && parameter) 1656 *parameter = RREG32(SMC_MSG_ARG_0); 1657 1658 return smc_result; 1659 } 1660 1661 static int ci_dpm_force_state_sclk(struct radeon_device *rdev, u32 n) 1662 { 1663 struct ci_power_info *pi = ci_get_pi(rdev); 1664 1665 if (!pi->sclk_dpm_key_disabled) { 1666 PPSMC_Result smc_result = 1667 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SCLKDPM_SetEnabledMask, 1 << n); 1668 if (smc_result != PPSMC_Result_OK) 1669 return -EINVAL; 1670 } 1671 1672 return 0; 1673 } 1674 1675 static int ci_dpm_force_state_mclk(struct radeon_device *rdev, u32 n) 1676 { 1677 struct ci_power_info *pi = ci_get_pi(rdev); 1678 1679 if (!pi->mclk_dpm_key_disabled) { 1680 PPSMC_Result smc_result = 1681 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_MCLKDPM_SetEnabledMask, 1 << n); 1682 if (smc_result != PPSMC_Result_OK) 1683 return -EINVAL; 1684 } 1685 1686 return 0; 1687 } 1688 1689 static int ci_dpm_force_state_pcie(struct radeon_device *rdev, u32 n) 1690 { 1691 struct ci_power_info *pi = ci_get_pi(rdev); 1692 1693 if (!pi->pcie_dpm_key_disabled) { 1694 PPSMC_Result smc_result = 1695 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PCIeDPM_ForceLevel, n); 1696 if (smc_result != PPSMC_Result_OK) 1697 return -EINVAL; 1698 } 1699 1700 return 0; 1701 } 1702 1703 static int ci_set_power_limit(struct radeon_device *rdev, u32 n) 1704 { 1705 struct ci_power_info *pi = ci_get_pi(rdev); 1706 1707 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) { 1708 PPSMC_Result smc_result = 1709 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PkgPwrSetLimit, n); 1710 if (smc_result != PPSMC_Result_OK) 1711 return -EINVAL; 1712 } 1713 1714 return 0; 1715 } 1716 1717 static int ci_set_overdrive_target_tdp(struct radeon_device *rdev, 1718 u32 target_tdp) 1719 { 1720 PPSMC_Result smc_result = 1721 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_OverDriveSetTargetTdp, target_tdp); 1722 if (smc_result != PPSMC_Result_OK) 1723 return -EINVAL; 1724 return 0; 1725 } 1726 1727 #if 0 1728 static int ci_set_boot_state(struct radeon_device *rdev) 1729 { 1730 return ci_enable_sclk_mclk_dpm(rdev, false); 1731 } 1732 #endif 1733 1734 static u32 ci_get_average_sclk_freq(struct radeon_device *rdev) 1735 { 1736 u32 sclk_freq; 1737 PPSMC_Result smc_result = 1738 ci_send_msg_to_smc_return_parameter(rdev, 1739 PPSMC_MSG_API_GetSclkFrequency, 1740 &sclk_freq); 1741 if (smc_result != PPSMC_Result_OK) 1742 sclk_freq = 0; 1743 1744 return sclk_freq; 1745 } 1746 1747 static u32 ci_get_average_mclk_freq(struct radeon_device *rdev) 1748 { 1749 u32 mclk_freq; 1750 PPSMC_Result smc_result = 1751 ci_send_msg_to_smc_return_parameter(rdev, 1752 PPSMC_MSG_API_GetMclkFrequency, 1753 &mclk_freq); 1754 if (smc_result != PPSMC_Result_OK) 1755 mclk_freq = 0; 1756 1757 return mclk_freq; 1758 } 1759 1760 static void ci_dpm_start_smc(struct radeon_device *rdev) 1761 { 1762 int i; 1763 1764 ci_program_jump_on_start(rdev); 1765 ci_start_smc_clock(rdev); 1766 ci_start_smc(rdev); 1767 for (i = 0; i < rdev->usec_timeout; i++) { 1768 if (RREG32_SMC(FIRMWARE_FLAGS) & INTERRUPTS_ENABLED) 1769 break; 1770 } 1771 } 1772 1773 static void ci_dpm_stop_smc(struct radeon_device *rdev) 1774 { 1775 ci_reset_smc(rdev); 1776 ci_stop_smc_clock(rdev); 1777 } 1778 1779 static int ci_process_firmware_header(struct radeon_device *rdev) 1780 { 1781 struct ci_power_info *pi = ci_get_pi(rdev); 1782 u32 tmp; 1783 int ret; 1784 1785 ret = ci_read_smc_sram_dword(rdev, 1786 SMU7_FIRMWARE_HEADER_LOCATION + 1787 offsetof(SMU7_Firmware_Header, DpmTable), 1788 &tmp, pi->sram_end); 1789 if (ret) 1790 return ret; 1791 1792 pi->dpm_table_start = tmp; 1793 1794 ret = ci_read_smc_sram_dword(rdev, 1795 SMU7_FIRMWARE_HEADER_LOCATION + 1796 offsetof(SMU7_Firmware_Header, SoftRegisters), 1797 &tmp, pi->sram_end); 1798 if (ret) 1799 return ret; 1800 1801 pi->soft_regs_start = tmp; 1802 1803 ret = ci_read_smc_sram_dword(rdev, 1804 SMU7_FIRMWARE_HEADER_LOCATION + 1805 offsetof(SMU7_Firmware_Header, mcRegisterTable), 1806 &tmp, pi->sram_end); 1807 if (ret) 1808 return ret; 1809 1810 pi->mc_reg_table_start = tmp; 1811 1812 ret = ci_read_smc_sram_dword(rdev, 1813 SMU7_FIRMWARE_HEADER_LOCATION + 1814 offsetof(SMU7_Firmware_Header, FanTable), 1815 &tmp, pi->sram_end); 1816 if (ret) 1817 return ret; 1818 1819 pi->fan_table_start = tmp; 1820 1821 ret = ci_read_smc_sram_dword(rdev, 1822 SMU7_FIRMWARE_HEADER_LOCATION + 1823 offsetof(SMU7_Firmware_Header, mcArbDramTimingTable), 1824 &tmp, pi->sram_end); 1825 if (ret) 1826 return ret; 1827 1828 pi->arb_table_start = tmp; 1829 1830 return 0; 1831 } 1832 1833 static void ci_read_clock_registers(struct radeon_device *rdev) 1834 { 1835 struct ci_power_info *pi = ci_get_pi(rdev); 1836 1837 pi->clock_registers.cg_spll_func_cntl = 1838 RREG32_SMC(CG_SPLL_FUNC_CNTL); 1839 pi->clock_registers.cg_spll_func_cntl_2 = 1840 RREG32_SMC(CG_SPLL_FUNC_CNTL_2); 1841 pi->clock_registers.cg_spll_func_cntl_3 = 1842 RREG32_SMC(CG_SPLL_FUNC_CNTL_3); 1843 pi->clock_registers.cg_spll_func_cntl_4 = 1844 RREG32_SMC(CG_SPLL_FUNC_CNTL_4); 1845 pi->clock_registers.cg_spll_spread_spectrum = 1846 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM); 1847 pi->clock_registers.cg_spll_spread_spectrum_2 = 1848 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM_2); 1849 pi->clock_registers.dll_cntl = RREG32(DLL_CNTL); 1850 pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL); 1851 pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL); 1852 pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL); 1853 pi->clock_registers.mpll_func_cntl = RREG32(MPLL_FUNC_CNTL); 1854 pi->clock_registers.mpll_func_cntl_1 = RREG32(MPLL_FUNC_CNTL_1); 1855 pi->clock_registers.mpll_func_cntl_2 = RREG32(MPLL_FUNC_CNTL_2); 1856 pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1); 1857 pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2); 1858 } 1859 1860 static void ci_init_sclk_t(struct radeon_device *rdev) 1861 { 1862 struct ci_power_info *pi = ci_get_pi(rdev); 1863 1864 pi->low_sclk_interrupt_t = 0; 1865 } 1866 1867 static void ci_enable_thermal_protection(struct radeon_device *rdev, 1868 bool enable) 1869 { 1870 u32 tmp = RREG32_SMC(GENERAL_PWRMGT); 1871 1872 if (enable) 1873 tmp &= ~THERMAL_PROTECTION_DIS; 1874 else 1875 tmp |= THERMAL_PROTECTION_DIS; 1876 WREG32_SMC(GENERAL_PWRMGT, tmp); 1877 } 1878 1879 static void ci_enable_acpi_power_management(struct radeon_device *rdev) 1880 { 1881 u32 tmp = RREG32_SMC(GENERAL_PWRMGT); 1882 1883 tmp |= STATIC_PM_EN; 1884 1885 WREG32_SMC(GENERAL_PWRMGT, tmp); 1886 } 1887 1888 #if 0 1889 static int ci_enter_ulp_state(struct radeon_device *rdev) 1890 { 1891 1892 WREG32(SMC_MESSAGE_0, PPSMC_MSG_SwitchToMinimumPower); 1893 1894 udelay(25000); 1895 1896 return 0; 1897 } 1898 1899 static int ci_exit_ulp_state(struct radeon_device *rdev) 1900 { 1901 int i; 1902 1903 WREG32(SMC_MESSAGE_0, PPSMC_MSG_ResumeFromMinimumPower); 1904 1905 udelay(7000); 1906 1907 for (i = 0; i < rdev->usec_timeout; i++) { 1908 if (RREG32(SMC_RESP_0) == 1) 1909 break; 1910 udelay(1000); 1911 } 1912 1913 return 0; 1914 } 1915 #endif 1916 1917 static int ci_notify_smc_display_change(struct radeon_device *rdev, 1918 bool has_display) 1919 { 1920 PPSMC_Msg msg = has_display ? PPSMC_MSG_HasDisplay : PPSMC_MSG_NoDisplay; 1921 1922 return (ci_send_msg_to_smc(rdev, msg) == PPSMC_Result_OK) ? 0 : -EINVAL; 1923 } 1924 1925 static int ci_enable_ds_master_switch(struct radeon_device *rdev, 1926 bool enable) 1927 { 1928 struct ci_power_info *pi = ci_get_pi(rdev); 1929 1930 if (enable) { 1931 if (pi->caps_sclk_ds) { 1932 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_ON) != PPSMC_Result_OK) 1933 return -EINVAL; 1934 } else { 1935 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK) 1936 return -EINVAL; 1937 } 1938 } else { 1939 if (pi->caps_sclk_ds) { 1940 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK) 1941 return -EINVAL; 1942 } 1943 } 1944 1945 return 0; 1946 } 1947 1948 static void ci_program_display_gap(struct radeon_device *rdev) 1949 { 1950 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL); 1951 u32 pre_vbi_time_in_us; 1952 u32 frame_time_in_us; 1953 u32 ref_clock = rdev->clock.spll.reference_freq; 1954 u32 refresh_rate = r600_dpm_get_vrefresh(rdev); 1955 u32 vblank_time = r600_dpm_get_vblank_time(rdev); 1956 1957 tmp &= ~DISP_GAP_MASK; 1958 if (rdev->pm.dpm.new_active_crtc_count > 0) 1959 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_VBLANK_OR_WM); 1960 else 1961 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE); 1962 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp); 1963 1964 if (refresh_rate == 0) 1965 refresh_rate = 60; 1966 if (vblank_time == 0xffffffff) 1967 vblank_time = 500; 1968 frame_time_in_us = 1000000 / refresh_rate; 1969 pre_vbi_time_in_us = 1970 frame_time_in_us - 200 - vblank_time; 1971 tmp = pre_vbi_time_in_us * (ref_clock / 100); 1972 1973 WREG32_SMC(CG_DISPLAY_GAP_CNTL2, tmp); 1974 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, PreVBlankGap), 0x64); 1975 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us)); 1976 1977 1978 ci_notify_smc_display_change(rdev, (rdev->pm.dpm.new_active_crtc_count == 1)); 1979 1980 } 1981 1982 static void ci_enable_spread_spectrum(struct radeon_device *rdev, bool enable) 1983 { 1984 struct ci_power_info *pi = ci_get_pi(rdev); 1985 u32 tmp; 1986 1987 if (enable) { 1988 if (pi->caps_sclk_ss_support) { 1989 tmp = RREG32_SMC(GENERAL_PWRMGT); 1990 tmp |= DYN_SPREAD_SPECTRUM_EN; 1991 WREG32_SMC(GENERAL_PWRMGT, tmp); 1992 } 1993 } else { 1994 tmp = RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM); 1995 tmp &= ~SSEN; 1996 WREG32_SMC(CG_SPLL_SPREAD_SPECTRUM, tmp); 1997 1998 tmp = RREG32_SMC(GENERAL_PWRMGT); 1999 tmp &= ~DYN_SPREAD_SPECTRUM_EN; 2000 WREG32_SMC(GENERAL_PWRMGT, tmp); 2001 } 2002 } 2003 2004 static void ci_program_sstp(struct radeon_device *rdev) 2005 { 2006 WREG32_SMC(CG_SSP, (SSTU(R600_SSTU_DFLT) | SST(R600_SST_DFLT))); 2007 } 2008 2009 static void ci_enable_display_gap(struct radeon_device *rdev) 2010 { 2011 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL); 2012 2013 tmp &= ~(DISP_GAP_MASK | DISP_GAP_MCHG_MASK); 2014 tmp |= (DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE) | 2015 DISP_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK)); 2016 2017 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp); 2018 } 2019 2020 static void ci_program_vc(struct radeon_device *rdev) 2021 { 2022 u32 tmp; 2023 2024 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 2025 tmp &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT); 2026 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 2027 2028 WREG32_SMC(CG_FTV_0, CISLANDS_VRC_DFLT0); 2029 WREG32_SMC(CG_FTV_1, CISLANDS_VRC_DFLT1); 2030 WREG32_SMC(CG_FTV_2, CISLANDS_VRC_DFLT2); 2031 WREG32_SMC(CG_FTV_3, CISLANDS_VRC_DFLT3); 2032 WREG32_SMC(CG_FTV_4, CISLANDS_VRC_DFLT4); 2033 WREG32_SMC(CG_FTV_5, CISLANDS_VRC_DFLT5); 2034 WREG32_SMC(CG_FTV_6, CISLANDS_VRC_DFLT6); 2035 WREG32_SMC(CG_FTV_7, CISLANDS_VRC_DFLT7); 2036 } 2037 2038 static void ci_clear_vc(struct radeon_device *rdev) 2039 { 2040 u32 tmp; 2041 2042 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 2043 tmp |= (RESET_SCLK_CNT | RESET_BUSY_CNT); 2044 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 2045 2046 WREG32_SMC(CG_FTV_0, 0); 2047 WREG32_SMC(CG_FTV_1, 0); 2048 WREG32_SMC(CG_FTV_2, 0); 2049 WREG32_SMC(CG_FTV_3, 0); 2050 WREG32_SMC(CG_FTV_4, 0); 2051 WREG32_SMC(CG_FTV_5, 0); 2052 WREG32_SMC(CG_FTV_6, 0); 2053 WREG32_SMC(CG_FTV_7, 0); 2054 } 2055 2056 static int ci_upload_firmware(struct radeon_device *rdev) 2057 { 2058 struct ci_power_info *pi = ci_get_pi(rdev); 2059 int i; 2060 2061 for (i = 0; i < rdev->usec_timeout; i++) { 2062 if (RREG32_SMC(RCU_UC_EVENTS) & BOOT_SEQ_DONE) 2063 break; 2064 } 2065 WREG32_SMC(SMC_SYSCON_MISC_CNTL, 1); 2066 2067 ci_stop_smc_clock(rdev); 2068 ci_reset_smc(rdev); 2069 2070 return ci_load_smc_ucode(rdev, pi->sram_end); 2071 2072 } 2073 2074 static int ci_get_svi2_voltage_table(struct radeon_device *rdev, 2075 struct radeon_clock_voltage_dependency_table *voltage_dependency_table, 2076 struct atom_voltage_table *voltage_table) 2077 { 2078 u32 i; 2079 2080 if (voltage_dependency_table == NULL) 2081 return -EINVAL; 2082 2083 voltage_table->mask_low = 0; 2084 voltage_table->phase_delay = 0; 2085 2086 voltage_table->count = voltage_dependency_table->count; 2087 for (i = 0; i < voltage_table->count; i++) { 2088 voltage_table->entries[i].value = voltage_dependency_table->entries[i].v; 2089 voltage_table->entries[i].smio_low = 0; 2090 } 2091 2092 return 0; 2093 } 2094 2095 static int ci_construct_voltage_tables(struct radeon_device *rdev) 2096 { 2097 struct ci_power_info *pi = ci_get_pi(rdev); 2098 int ret; 2099 2100 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { 2101 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDC, 2102 VOLTAGE_OBJ_GPIO_LUT, 2103 &pi->vddc_voltage_table); 2104 if (ret) 2105 return ret; 2106 } else if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 2107 ret = ci_get_svi2_voltage_table(rdev, 2108 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, 2109 &pi->vddc_voltage_table); 2110 if (ret) 2111 return ret; 2112 } 2113 2114 if (pi->vddc_voltage_table.count > SMU7_MAX_LEVELS_VDDC) 2115 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDC, 2116 &pi->vddc_voltage_table); 2117 2118 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { 2119 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDCI, 2120 VOLTAGE_OBJ_GPIO_LUT, 2121 &pi->vddci_voltage_table); 2122 if (ret) 2123 return ret; 2124 } else if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 2125 ret = ci_get_svi2_voltage_table(rdev, 2126 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, 2127 &pi->vddci_voltage_table); 2128 if (ret) 2129 return ret; 2130 } 2131 2132 if (pi->vddci_voltage_table.count > SMU7_MAX_LEVELS_VDDCI) 2133 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDCI, 2134 &pi->vddci_voltage_table); 2135 2136 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { 2137 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_MVDDC, 2138 VOLTAGE_OBJ_GPIO_LUT, 2139 &pi->mvdd_voltage_table); 2140 if (ret) 2141 return ret; 2142 } else if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 2143 ret = ci_get_svi2_voltage_table(rdev, 2144 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, 2145 &pi->mvdd_voltage_table); 2146 if (ret) 2147 return ret; 2148 } 2149 2150 if (pi->mvdd_voltage_table.count > SMU7_MAX_LEVELS_MVDD) 2151 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_MVDD, 2152 &pi->mvdd_voltage_table); 2153 2154 return 0; 2155 } 2156 2157 static void ci_populate_smc_voltage_table(struct radeon_device *rdev, 2158 struct atom_voltage_table_entry *voltage_table, 2159 SMU7_Discrete_VoltageLevel *smc_voltage_table) 2160 { 2161 int ret; 2162 2163 ret = ci_get_std_voltage_value_sidd(rdev, voltage_table, 2164 &smc_voltage_table->StdVoltageHiSidd, 2165 &smc_voltage_table->StdVoltageLoSidd); 2166 2167 if (ret) { 2168 smc_voltage_table->StdVoltageHiSidd = voltage_table->value * VOLTAGE_SCALE; 2169 smc_voltage_table->StdVoltageLoSidd = voltage_table->value * VOLTAGE_SCALE; 2170 } 2171 2172 smc_voltage_table->Voltage = cpu_to_be16(voltage_table->value * VOLTAGE_SCALE); 2173 smc_voltage_table->StdVoltageHiSidd = 2174 cpu_to_be16(smc_voltage_table->StdVoltageHiSidd); 2175 smc_voltage_table->StdVoltageLoSidd = 2176 cpu_to_be16(smc_voltage_table->StdVoltageLoSidd); 2177 } 2178 2179 static int ci_populate_smc_vddc_table(struct radeon_device *rdev, 2180 SMU7_Discrete_DpmTable *table) 2181 { 2182 struct ci_power_info *pi = ci_get_pi(rdev); 2183 unsigned int count; 2184 2185 table->VddcLevelCount = pi->vddc_voltage_table.count; 2186 for (count = 0; count < table->VddcLevelCount; count++) { 2187 ci_populate_smc_voltage_table(rdev, 2188 &pi->vddc_voltage_table.entries[count], 2189 &table->VddcLevel[count]); 2190 2191 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) 2192 table->VddcLevel[count].Smio |= 2193 pi->vddc_voltage_table.entries[count].smio_low; 2194 else 2195 table->VddcLevel[count].Smio = 0; 2196 } 2197 table->VddcLevelCount = cpu_to_be32(table->VddcLevelCount); 2198 2199 return 0; 2200 } 2201 2202 static int ci_populate_smc_vddci_table(struct radeon_device *rdev, 2203 SMU7_Discrete_DpmTable *table) 2204 { 2205 unsigned int count; 2206 struct ci_power_info *pi = ci_get_pi(rdev); 2207 2208 table->VddciLevelCount = pi->vddci_voltage_table.count; 2209 for (count = 0; count < table->VddciLevelCount; count++) { 2210 ci_populate_smc_voltage_table(rdev, 2211 &pi->vddci_voltage_table.entries[count], 2212 &table->VddciLevel[count]); 2213 2214 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) 2215 table->VddciLevel[count].Smio |= 2216 pi->vddci_voltage_table.entries[count].smio_low; 2217 else 2218 table->VddciLevel[count].Smio = 0; 2219 } 2220 table->VddciLevelCount = cpu_to_be32(table->VddciLevelCount); 2221 2222 return 0; 2223 } 2224 2225 static int ci_populate_smc_mvdd_table(struct radeon_device *rdev, 2226 SMU7_Discrete_DpmTable *table) 2227 { 2228 struct ci_power_info *pi = ci_get_pi(rdev); 2229 unsigned int count; 2230 2231 table->MvddLevelCount = pi->mvdd_voltage_table.count; 2232 for (count = 0; count < table->MvddLevelCount; count++) { 2233 ci_populate_smc_voltage_table(rdev, 2234 &pi->mvdd_voltage_table.entries[count], 2235 &table->MvddLevel[count]); 2236 2237 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) 2238 table->MvddLevel[count].Smio |= 2239 pi->mvdd_voltage_table.entries[count].smio_low; 2240 else 2241 table->MvddLevel[count].Smio = 0; 2242 } 2243 table->MvddLevelCount = cpu_to_be32(table->MvddLevelCount); 2244 2245 return 0; 2246 } 2247 2248 static int ci_populate_smc_voltage_tables(struct radeon_device *rdev, 2249 SMU7_Discrete_DpmTable *table) 2250 { 2251 int ret; 2252 2253 ret = ci_populate_smc_vddc_table(rdev, table); 2254 if (ret) 2255 return ret; 2256 2257 ret = ci_populate_smc_vddci_table(rdev, table); 2258 if (ret) 2259 return ret; 2260 2261 ret = ci_populate_smc_mvdd_table(rdev, table); 2262 if (ret) 2263 return ret; 2264 2265 return 0; 2266 } 2267 2268 static int ci_populate_mvdd_value(struct radeon_device *rdev, u32 mclk, 2269 SMU7_Discrete_VoltageLevel *voltage) 2270 { 2271 struct ci_power_info *pi = ci_get_pi(rdev); 2272 u32 i = 0; 2273 2274 if (pi->mvdd_control != CISLANDS_VOLTAGE_CONTROL_NONE) { 2275 for (i = 0; i < rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count; i++) { 2276 if (mclk <= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries[i].clk) { 2277 voltage->Voltage = pi->mvdd_voltage_table.entries[i].value; 2278 break; 2279 } 2280 } 2281 2282 if (i >= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count) 2283 return -EINVAL; 2284 } 2285 2286 return -EINVAL; 2287 } 2288 2289 static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev, 2290 struct atom_voltage_table_entry *voltage_table, 2291 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd) 2292 { 2293 u16 v_index, idx; 2294 bool voltage_found = false; 2295 *std_voltage_hi_sidd = voltage_table->value * VOLTAGE_SCALE; 2296 *std_voltage_lo_sidd = voltage_table->value * VOLTAGE_SCALE; 2297 2298 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries == NULL) 2299 return -EINVAL; 2300 2301 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries) { 2302 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) { 2303 if (voltage_table->value == 2304 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) { 2305 voltage_found = true; 2306 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count) 2307 idx = v_index; 2308 else 2309 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1; 2310 *std_voltage_lo_sidd = 2311 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE; 2312 *std_voltage_hi_sidd = 2313 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE; 2314 break; 2315 } 2316 } 2317 2318 if (!voltage_found) { 2319 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) { 2320 if (voltage_table->value <= 2321 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) { 2322 voltage_found = true; 2323 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count) 2324 idx = v_index; 2325 else 2326 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1; 2327 *std_voltage_lo_sidd = 2328 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE; 2329 *std_voltage_hi_sidd = 2330 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE; 2331 break; 2332 } 2333 } 2334 } 2335 } 2336 2337 return 0; 2338 } 2339 2340 static void ci_populate_phase_value_based_on_sclk(struct radeon_device *rdev, 2341 const struct radeon_phase_shedding_limits_table *limits, 2342 u32 sclk, 2343 u32 *phase_shedding) 2344 { 2345 unsigned int i; 2346 2347 *phase_shedding = 1; 2348 2349 for (i = 0; i < limits->count; i++) { 2350 if (sclk < limits->entries[i].sclk) { 2351 *phase_shedding = i; 2352 break; 2353 } 2354 } 2355 } 2356 2357 static void ci_populate_phase_value_based_on_mclk(struct radeon_device *rdev, 2358 const struct radeon_phase_shedding_limits_table *limits, 2359 u32 mclk, 2360 u32 *phase_shedding) 2361 { 2362 unsigned int i; 2363 2364 *phase_shedding = 1; 2365 2366 for (i = 0; i < limits->count; i++) { 2367 if (mclk < limits->entries[i].mclk) { 2368 *phase_shedding = i; 2369 break; 2370 } 2371 } 2372 } 2373 2374 static int ci_init_arb_table_index(struct radeon_device *rdev) 2375 { 2376 struct ci_power_info *pi = ci_get_pi(rdev); 2377 u32 tmp; 2378 int ret; 2379 2380 ret = ci_read_smc_sram_dword(rdev, pi->arb_table_start, 2381 &tmp, pi->sram_end); 2382 if (ret) 2383 return ret; 2384 2385 tmp &= 0x00FFFFFF; 2386 tmp |= MC_CG_ARB_FREQ_F1 << 24; 2387 2388 return ci_write_smc_sram_dword(rdev, pi->arb_table_start, 2389 tmp, pi->sram_end); 2390 } 2391 2392 static int ci_get_dependency_volt_by_clk(struct radeon_device *rdev, 2393 struct radeon_clock_voltage_dependency_table *allowed_clock_voltage_table, 2394 u32 clock, u32 *voltage) 2395 { 2396 u32 i = 0; 2397 2398 if (allowed_clock_voltage_table->count == 0) 2399 return -EINVAL; 2400 2401 for (i = 0; i < allowed_clock_voltage_table->count; i++) { 2402 if (allowed_clock_voltage_table->entries[i].clk >= clock) { 2403 *voltage = allowed_clock_voltage_table->entries[i].v; 2404 return 0; 2405 } 2406 } 2407 2408 *voltage = allowed_clock_voltage_table->entries[i-1].v; 2409 2410 return 0; 2411 } 2412 2413 static u8 ci_get_sleep_divider_id_from_clock(struct radeon_device *rdev, 2414 u32 sclk, u32 min_sclk_in_sr) 2415 { 2416 u32 i; 2417 u32 tmp; 2418 u32 min = (min_sclk_in_sr > CISLAND_MINIMUM_ENGINE_CLOCK) ? 2419 min_sclk_in_sr : CISLAND_MINIMUM_ENGINE_CLOCK; 2420 2421 if (sclk < min) 2422 return 0; 2423 2424 for (i = CISLAND_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) { 2425 tmp = sclk / (1 << i); 2426 if (tmp >= min || i == 0) 2427 break; 2428 } 2429 2430 return (u8)i; 2431 } 2432 2433 static int ci_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev) 2434 { 2435 return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1); 2436 } 2437 2438 static int ci_reset_to_default(struct radeon_device *rdev) 2439 { 2440 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_ResetToDefaults) == PPSMC_Result_OK) ? 2441 0 : -EINVAL; 2442 } 2443 2444 static int ci_force_switch_to_arb_f0(struct radeon_device *rdev) 2445 { 2446 u32 tmp; 2447 2448 tmp = (RREG32_SMC(SMC_SCRATCH9) & 0x0000ff00) >> 8; 2449 2450 if (tmp == MC_CG_ARB_FREQ_F0) 2451 return 0; 2452 2453 return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0); 2454 } 2455 2456 static void ci_register_patching_mc_arb(struct radeon_device *rdev, 2457 const u32 engine_clock, 2458 const u32 memory_clock, 2459 u32 *dram_timimg2) 2460 { 2461 bool patch; 2462 u32 tmp, tmp2; 2463 2464 tmp = RREG32(MC_SEQ_MISC0); 2465 patch = ((tmp & 0x0000f00) == 0x300) ? true : false; 2466 2467 if (patch && 2468 ((rdev->pdev->device == 0x67B0) || 2469 (rdev->pdev->device == 0x67B1))) { 2470 if ((memory_clock > 100000) && (memory_clock <= 125000)) { 2471 tmp2 = (((0x31 * engine_clock) / 125000) - 1) & 0xff; 2472 *dram_timimg2 &= ~0x00ff0000; 2473 *dram_timimg2 |= tmp2 << 16; 2474 } else if ((memory_clock > 125000) && (memory_clock <= 137500)) { 2475 tmp2 = (((0x36 * engine_clock) / 137500) - 1) & 0xff; 2476 *dram_timimg2 &= ~0x00ff0000; 2477 *dram_timimg2 |= tmp2 << 16; 2478 } 2479 } 2480 } 2481 2482 2483 static int ci_populate_memory_timing_parameters(struct radeon_device *rdev, 2484 u32 sclk, 2485 u32 mclk, 2486 SMU7_Discrete_MCArbDramTimingTableEntry *arb_regs) 2487 { 2488 u32 dram_timing; 2489 u32 dram_timing2; 2490 u32 burst_time; 2491 2492 radeon_atom_set_engine_dram_timings(rdev, sclk, mclk); 2493 2494 dram_timing = RREG32(MC_ARB_DRAM_TIMING); 2495 dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2); 2496 burst_time = RREG32(MC_ARB_BURST_TIME) & STATE0_MASK; 2497 2498 ci_register_patching_mc_arb(rdev, sclk, mclk, &dram_timing2); 2499 2500 arb_regs->McArbDramTiming = cpu_to_be32(dram_timing); 2501 arb_regs->McArbDramTiming2 = cpu_to_be32(dram_timing2); 2502 arb_regs->McArbBurstTime = (u8)burst_time; 2503 2504 return 0; 2505 } 2506 2507 static int ci_do_program_memory_timing_parameters(struct radeon_device *rdev) 2508 { 2509 struct ci_power_info *pi = ci_get_pi(rdev); 2510 SMU7_Discrete_MCArbDramTimingTable arb_regs; 2511 u32 i, j; 2512 int ret = 0; 2513 2514 memset(&arb_regs, 0, sizeof(SMU7_Discrete_MCArbDramTimingTable)); 2515 2516 for (i = 0; i < pi->dpm_table.sclk_table.count; i++) { 2517 for (j = 0; j < pi->dpm_table.mclk_table.count; j++) { 2518 ret = ci_populate_memory_timing_parameters(rdev, 2519 pi->dpm_table.sclk_table.dpm_levels[i].value, 2520 pi->dpm_table.mclk_table.dpm_levels[j].value, 2521 &arb_regs.entries[i][j]); 2522 if (ret) 2523 break; 2524 } 2525 } 2526 2527 if (ret == 0) 2528 ret = ci_copy_bytes_to_smc(rdev, 2529 pi->arb_table_start, 2530 (u8 *)&arb_regs, 2531 sizeof(SMU7_Discrete_MCArbDramTimingTable), 2532 pi->sram_end); 2533 2534 return ret; 2535 } 2536 2537 static int ci_program_memory_timing_parameters(struct radeon_device *rdev) 2538 { 2539 struct ci_power_info *pi = ci_get_pi(rdev); 2540 2541 if (pi->need_update_smu7_dpm_table == 0) 2542 return 0; 2543 2544 return ci_do_program_memory_timing_parameters(rdev); 2545 } 2546 2547 static void ci_populate_smc_initial_state(struct radeon_device *rdev, 2548 struct radeon_ps *radeon_boot_state) 2549 { 2550 struct ci_ps *boot_state = ci_get_ps(radeon_boot_state); 2551 struct ci_power_info *pi = ci_get_pi(rdev); 2552 u32 level = 0; 2553 2554 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; level++) { 2555 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[level].clk >= 2556 boot_state->performance_levels[0].sclk) { 2557 pi->smc_state_table.GraphicsBootLevel = level; 2558 break; 2559 } 2560 } 2561 2562 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.count; level++) { 2563 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries[level].clk >= 2564 boot_state->performance_levels[0].mclk) { 2565 pi->smc_state_table.MemoryBootLevel = level; 2566 break; 2567 } 2568 } 2569 } 2570 2571 static u32 ci_get_dpm_level_enable_mask_value(struct ci_single_dpm_table *dpm_table) 2572 { 2573 u32 i; 2574 u32 mask_value = 0; 2575 2576 for (i = dpm_table->count; i > 0; i--) { 2577 mask_value = mask_value << 1; 2578 if (dpm_table->dpm_levels[i-1].enabled) 2579 mask_value |= 0x1; 2580 else 2581 mask_value &= 0xFFFFFFFE; 2582 } 2583 2584 return mask_value; 2585 } 2586 2587 static void ci_populate_smc_link_level(struct radeon_device *rdev, 2588 SMU7_Discrete_DpmTable *table) 2589 { 2590 struct ci_power_info *pi = ci_get_pi(rdev); 2591 struct ci_dpm_table *dpm_table = &pi->dpm_table; 2592 u32 i; 2593 2594 for (i = 0; i < dpm_table->pcie_speed_table.count; i++) { 2595 table->LinkLevel[i].PcieGenSpeed = 2596 (u8)dpm_table->pcie_speed_table.dpm_levels[i].value; 2597 table->LinkLevel[i].PcieLaneCount = 2598 r600_encode_pci_lane_width(dpm_table->pcie_speed_table.dpm_levels[i].param1); 2599 table->LinkLevel[i].EnabledForActivity = 1; 2600 table->LinkLevel[i].DownT = cpu_to_be32(5); 2601 table->LinkLevel[i].UpT = cpu_to_be32(30); 2602 } 2603 2604 pi->smc_state_table.LinkLevelCount = (u8)dpm_table->pcie_speed_table.count; 2605 pi->dpm_level_enable_mask.pcie_dpm_enable_mask = 2606 ci_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table); 2607 } 2608 2609 static int ci_populate_smc_uvd_level(struct radeon_device *rdev, 2610 SMU7_Discrete_DpmTable *table) 2611 { 2612 u32 count; 2613 struct atom_clock_dividers dividers; 2614 int ret = -EINVAL; 2615 2616 table->UvdLevelCount = 2617 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count; 2618 2619 for (count = 0; count < table->UvdLevelCount; count++) { 2620 table->UvdLevel[count].VclkFrequency = 2621 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].vclk; 2622 table->UvdLevel[count].DclkFrequency = 2623 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].dclk; 2624 table->UvdLevel[count].MinVddc = 2625 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; 2626 table->UvdLevel[count].MinVddcPhases = 1; 2627 2628 ret = radeon_atom_get_clock_dividers(rdev, 2629 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2630 table->UvdLevel[count].VclkFrequency, false, ÷rs); 2631 if (ret) 2632 return ret; 2633 2634 table->UvdLevel[count].VclkDivider = (u8)dividers.post_divider; 2635 2636 ret = radeon_atom_get_clock_dividers(rdev, 2637 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2638 table->UvdLevel[count].DclkFrequency, false, ÷rs); 2639 if (ret) 2640 return ret; 2641 2642 table->UvdLevel[count].DclkDivider = (u8)dividers.post_divider; 2643 2644 table->UvdLevel[count].VclkFrequency = cpu_to_be32(table->UvdLevel[count].VclkFrequency); 2645 table->UvdLevel[count].DclkFrequency = cpu_to_be32(table->UvdLevel[count].DclkFrequency); 2646 table->UvdLevel[count].MinVddc = cpu_to_be16(table->UvdLevel[count].MinVddc); 2647 } 2648 2649 return ret; 2650 } 2651 2652 static int ci_populate_smc_vce_level(struct radeon_device *rdev, 2653 SMU7_Discrete_DpmTable *table) 2654 { 2655 u32 count; 2656 struct atom_clock_dividers dividers; 2657 int ret = -EINVAL; 2658 2659 table->VceLevelCount = 2660 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count; 2661 2662 for (count = 0; count < table->VceLevelCount; count++) { 2663 table->VceLevel[count].Frequency = 2664 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].evclk; 2665 table->VceLevel[count].MinVoltage = 2666 (u16)rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; 2667 table->VceLevel[count].MinPhases = 1; 2668 2669 ret = radeon_atom_get_clock_dividers(rdev, 2670 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2671 table->VceLevel[count].Frequency, false, ÷rs); 2672 if (ret) 2673 return ret; 2674 2675 table->VceLevel[count].Divider = (u8)dividers.post_divider; 2676 2677 table->VceLevel[count].Frequency = cpu_to_be32(table->VceLevel[count].Frequency); 2678 table->VceLevel[count].MinVoltage = cpu_to_be16(table->VceLevel[count].MinVoltage); 2679 } 2680 2681 return ret; 2682 2683 } 2684 2685 static int ci_populate_smc_acp_level(struct radeon_device *rdev, 2686 SMU7_Discrete_DpmTable *table) 2687 { 2688 u32 count; 2689 struct atom_clock_dividers dividers; 2690 int ret = -EINVAL; 2691 2692 table->AcpLevelCount = (u8) 2693 (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count); 2694 2695 for (count = 0; count < table->AcpLevelCount; count++) { 2696 table->AcpLevel[count].Frequency = 2697 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].clk; 2698 table->AcpLevel[count].MinVoltage = 2699 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].v; 2700 table->AcpLevel[count].MinPhases = 1; 2701 2702 ret = radeon_atom_get_clock_dividers(rdev, 2703 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2704 table->AcpLevel[count].Frequency, false, ÷rs); 2705 if (ret) 2706 return ret; 2707 2708 table->AcpLevel[count].Divider = (u8)dividers.post_divider; 2709 2710 table->AcpLevel[count].Frequency = cpu_to_be32(table->AcpLevel[count].Frequency); 2711 table->AcpLevel[count].MinVoltage = cpu_to_be16(table->AcpLevel[count].MinVoltage); 2712 } 2713 2714 return ret; 2715 } 2716 2717 static int ci_populate_smc_samu_level(struct radeon_device *rdev, 2718 SMU7_Discrete_DpmTable *table) 2719 { 2720 u32 count; 2721 struct atom_clock_dividers dividers; 2722 int ret = -EINVAL; 2723 2724 table->SamuLevelCount = 2725 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count; 2726 2727 for (count = 0; count < table->SamuLevelCount; count++) { 2728 table->SamuLevel[count].Frequency = 2729 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].clk; 2730 table->SamuLevel[count].MinVoltage = 2731 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; 2732 table->SamuLevel[count].MinPhases = 1; 2733 2734 ret = radeon_atom_get_clock_dividers(rdev, 2735 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2736 table->SamuLevel[count].Frequency, false, ÷rs); 2737 if (ret) 2738 return ret; 2739 2740 table->SamuLevel[count].Divider = (u8)dividers.post_divider; 2741 2742 table->SamuLevel[count].Frequency = cpu_to_be32(table->SamuLevel[count].Frequency); 2743 table->SamuLevel[count].MinVoltage = cpu_to_be16(table->SamuLevel[count].MinVoltage); 2744 } 2745 2746 return ret; 2747 } 2748 2749 static int ci_calculate_mclk_params(struct radeon_device *rdev, 2750 u32 memory_clock, 2751 SMU7_Discrete_MemoryLevel *mclk, 2752 bool strobe_mode, 2753 bool dll_state_on) 2754 { 2755 struct ci_power_info *pi = ci_get_pi(rdev); 2756 u32 dll_cntl = pi->clock_registers.dll_cntl; 2757 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl; 2758 u32 mpll_ad_func_cntl = pi->clock_registers.mpll_ad_func_cntl; 2759 u32 mpll_dq_func_cntl = pi->clock_registers.mpll_dq_func_cntl; 2760 u32 mpll_func_cntl = pi->clock_registers.mpll_func_cntl; 2761 u32 mpll_func_cntl_1 = pi->clock_registers.mpll_func_cntl_1; 2762 u32 mpll_func_cntl_2 = pi->clock_registers.mpll_func_cntl_2; 2763 u32 mpll_ss1 = pi->clock_registers.mpll_ss1; 2764 u32 mpll_ss2 = pi->clock_registers.mpll_ss2; 2765 struct atom_mpll_param mpll_param; 2766 int ret; 2767 2768 ret = radeon_atom_get_memory_pll_dividers(rdev, memory_clock, strobe_mode, &mpll_param); 2769 if (ret) 2770 return ret; 2771 2772 mpll_func_cntl &= ~BWCTRL_MASK; 2773 mpll_func_cntl |= BWCTRL(mpll_param.bwcntl); 2774 2775 mpll_func_cntl_1 &= ~(CLKF_MASK | CLKFRAC_MASK | VCO_MODE_MASK); 2776 mpll_func_cntl_1 |= CLKF(mpll_param.clkf) | 2777 CLKFRAC(mpll_param.clkfrac) | VCO_MODE(mpll_param.vco_mode); 2778 2779 mpll_ad_func_cntl &= ~YCLK_POST_DIV_MASK; 2780 mpll_ad_func_cntl |= YCLK_POST_DIV(mpll_param.post_div); 2781 2782 if (pi->mem_gddr5) { 2783 mpll_dq_func_cntl &= ~(YCLK_SEL_MASK | YCLK_POST_DIV_MASK); 2784 mpll_dq_func_cntl |= YCLK_SEL(mpll_param.yclk_sel) | 2785 YCLK_POST_DIV(mpll_param.post_div); 2786 } 2787 2788 if (pi->caps_mclk_ss_support) { 2789 struct radeon_atom_ss ss; 2790 u32 freq_nom; 2791 u32 tmp; 2792 u32 reference_clock = rdev->clock.mpll.reference_freq; 2793 2794 if (mpll_param.qdr == 1) 2795 freq_nom = memory_clock * 4 * (1 << mpll_param.post_div); 2796 else 2797 freq_nom = memory_clock * 2 * (1 << mpll_param.post_div); 2798 2799 tmp = (freq_nom / reference_clock); 2800 tmp = tmp * tmp; 2801 if (radeon_atombios_get_asic_ss_info(rdev, &ss, 2802 ASIC_INTERNAL_MEMORY_SS, freq_nom)) { 2803 u32 clks = reference_clock * 5 / ss.rate; 2804 u32 clkv = (u32)((((131 * ss.percentage * ss.rate) / 100) * tmp) / freq_nom); 2805 2806 mpll_ss1 &= ~CLKV_MASK; 2807 mpll_ss1 |= CLKV(clkv); 2808 2809 mpll_ss2 &= ~CLKS_MASK; 2810 mpll_ss2 |= CLKS(clks); 2811 } 2812 } 2813 2814 mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK; 2815 mclk_pwrmgt_cntl |= DLL_SPEED(mpll_param.dll_speed); 2816 2817 if (dll_state_on) 2818 mclk_pwrmgt_cntl |= MRDCK0_PDNB | MRDCK1_PDNB; 2819 else 2820 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB); 2821 2822 mclk->MclkFrequency = memory_clock; 2823 mclk->MpllFuncCntl = mpll_func_cntl; 2824 mclk->MpllFuncCntl_1 = mpll_func_cntl_1; 2825 mclk->MpllFuncCntl_2 = mpll_func_cntl_2; 2826 mclk->MpllAdFuncCntl = mpll_ad_func_cntl; 2827 mclk->MpllDqFuncCntl = mpll_dq_func_cntl; 2828 mclk->MclkPwrmgtCntl = mclk_pwrmgt_cntl; 2829 mclk->DllCntl = dll_cntl; 2830 mclk->MpllSs1 = mpll_ss1; 2831 mclk->MpllSs2 = mpll_ss2; 2832 2833 return 0; 2834 } 2835 2836 static int ci_populate_single_memory_level(struct radeon_device *rdev, 2837 u32 memory_clock, 2838 SMU7_Discrete_MemoryLevel *memory_level) 2839 { 2840 struct ci_power_info *pi = ci_get_pi(rdev); 2841 int ret; 2842 bool dll_state_on; 2843 2844 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries) { 2845 ret = ci_get_dependency_volt_by_clk(rdev, 2846 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, 2847 memory_clock, &memory_level->MinVddc); 2848 if (ret) 2849 return ret; 2850 } 2851 2852 if (rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries) { 2853 ret = ci_get_dependency_volt_by_clk(rdev, 2854 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, 2855 memory_clock, &memory_level->MinVddci); 2856 if (ret) 2857 return ret; 2858 } 2859 2860 if (rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries) { 2861 ret = ci_get_dependency_volt_by_clk(rdev, 2862 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, 2863 memory_clock, &memory_level->MinMvdd); 2864 if (ret) 2865 return ret; 2866 } 2867 2868 memory_level->MinVddcPhases = 1; 2869 2870 if (pi->vddc_phase_shed_control) 2871 ci_populate_phase_value_based_on_mclk(rdev, 2872 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table, 2873 memory_clock, 2874 &memory_level->MinVddcPhases); 2875 2876 memory_level->EnabledForThrottle = 1; 2877 memory_level->UpH = 0; 2878 memory_level->DownH = 100; 2879 memory_level->VoltageDownH = 0; 2880 memory_level->ActivityLevel = (u16)pi->mclk_activity_target; 2881 2882 memory_level->StutterEnable = false; 2883 memory_level->StrobeEnable = false; 2884 memory_level->EdcReadEnable = false; 2885 memory_level->EdcWriteEnable = false; 2886 memory_level->RttEnable = false; 2887 2888 memory_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; 2889 2890 if (pi->mclk_stutter_mode_threshold && 2891 (memory_clock <= pi->mclk_stutter_mode_threshold) && 2892 (pi->uvd_enabled == false) && 2893 (RREG32(DPG_PIPE_STUTTER_CONTROL) & STUTTER_ENABLE) && 2894 (rdev->pm.dpm.new_active_crtc_count <= 2)) 2895 memory_level->StutterEnable = true; 2896 2897 if (pi->mclk_strobe_mode_threshold && 2898 (memory_clock <= pi->mclk_strobe_mode_threshold)) 2899 memory_level->StrobeEnable = 1; 2900 2901 if (pi->mem_gddr5) { 2902 memory_level->StrobeRatio = 2903 si_get_mclk_frequency_ratio(memory_clock, memory_level->StrobeEnable); 2904 if (pi->mclk_edc_enable_threshold && 2905 (memory_clock > pi->mclk_edc_enable_threshold)) 2906 memory_level->EdcReadEnable = true; 2907 2908 if (pi->mclk_edc_wr_enable_threshold && 2909 (memory_clock > pi->mclk_edc_wr_enable_threshold)) 2910 memory_level->EdcWriteEnable = true; 2911 2912 if (memory_level->StrobeEnable) { 2913 if (si_get_mclk_frequency_ratio(memory_clock, true) >= 2914 ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf)) 2915 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false; 2916 else 2917 dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false; 2918 } else { 2919 dll_state_on = pi->dll_default_on; 2920 } 2921 } else { 2922 memory_level->StrobeRatio = si_get_ddr3_mclk_frequency_ratio(memory_clock); 2923 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false; 2924 } 2925 2926 ret = ci_calculate_mclk_params(rdev, memory_clock, memory_level, memory_level->StrobeEnable, dll_state_on); 2927 if (ret) 2928 return ret; 2929 2930 memory_level->MinVddc = cpu_to_be32(memory_level->MinVddc * VOLTAGE_SCALE); 2931 memory_level->MinVddcPhases = cpu_to_be32(memory_level->MinVddcPhases); 2932 memory_level->MinVddci = cpu_to_be32(memory_level->MinVddci * VOLTAGE_SCALE); 2933 memory_level->MinMvdd = cpu_to_be32(memory_level->MinMvdd * VOLTAGE_SCALE); 2934 2935 memory_level->MclkFrequency = cpu_to_be32(memory_level->MclkFrequency); 2936 memory_level->ActivityLevel = cpu_to_be16(memory_level->ActivityLevel); 2937 memory_level->MpllFuncCntl = cpu_to_be32(memory_level->MpllFuncCntl); 2938 memory_level->MpllFuncCntl_1 = cpu_to_be32(memory_level->MpllFuncCntl_1); 2939 memory_level->MpllFuncCntl_2 = cpu_to_be32(memory_level->MpllFuncCntl_2); 2940 memory_level->MpllAdFuncCntl = cpu_to_be32(memory_level->MpllAdFuncCntl); 2941 memory_level->MpllDqFuncCntl = cpu_to_be32(memory_level->MpllDqFuncCntl); 2942 memory_level->MclkPwrmgtCntl = cpu_to_be32(memory_level->MclkPwrmgtCntl); 2943 memory_level->DllCntl = cpu_to_be32(memory_level->DllCntl); 2944 memory_level->MpllSs1 = cpu_to_be32(memory_level->MpllSs1); 2945 memory_level->MpllSs2 = cpu_to_be32(memory_level->MpllSs2); 2946 2947 return 0; 2948 } 2949 2950 static int ci_populate_smc_acpi_level(struct radeon_device *rdev, 2951 SMU7_Discrete_DpmTable *table) 2952 { 2953 struct ci_power_info *pi = ci_get_pi(rdev); 2954 struct atom_clock_dividers dividers; 2955 SMU7_Discrete_VoltageLevel voltage_level; 2956 u32 spll_func_cntl = pi->clock_registers.cg_spll_func_cntl; 2957 u32 spll_func_cntl_2 = pi->clock_registers.cg_spll_func_cntl_2; 2958 u32 dll_cntl = pi->clock_registers.dll_cntl; 2959 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl; 2960 int ret; 2961 2962 table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC; 2963 2964 if (pi->acpi_vddc) 2965 table->ACPILevel.MinVddc = cpu_to_be32(pi->acpi_vddc * VOLTAGE_SCALE); 2966 else 2967 table->ACPILevel.MinVddc = cpu_to_be32(pi->min_vddc_in_pp_table * VOLTAGE_SCALE); 2968 2969 table->ACPILevel.MinVddcPhases = pi->vddc_phase_shed_control ? 0 : 1; 2970 2971 table->ACPILevel.SclkFrequency = rdev->clock.spll.reference_freq; 2972 2973 ret = radeon_atom_get_clock_dividers(rdev, 2974 COMPUTE_GPUCLK_INPUT_FLAG_SCLK, 2975 table->ACPILevel.SclkFrequency, false, ÷rs); 2976 if (ret) 2977 return ret; 2978 2979 table->ACPILevel.SclkDid = (u8)dividers.post_divider; 2980 table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; 2981 table->ACPILevel.DeepSleepDivId = 0; 2982 2983 spll_func_cntl &= ~SPLL_PWRON; 2984 spll_func_cntl |= SPLL_RESET; 2985 2986 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK; 2987 spll_func_cntl_2 |= SCLK_MUX_SEL(4); 2988 2989 table->ACPILevel.CgSpllFuncCntl = spll_func_cntl; 2990 table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2; 2991 table->ACPILevel.CgSpllFuncCntl3 = pi->clock_registers.cg_spll_func_cntl_3; 2992 table->ACPILevel.CgSpllFuncCntl4 = pi->clock_registers.cg_spll_func_cntl_4; 2993 table->ACPILevel.SpllSpreadSpectrum = pi->clock_registers.cg_spll_spread_spectrum; 2994 table->ACPILevel.SpllSpreadSpectrum2 = pi->clock_registers.cg_spll_spread_spectrum_2; 2995 table->ACPILevel.CcPwrDynRm = 0; 2996 table->ACPILevel.CcPwrDynRm1 = 0; 2997 2998 table->ACPILevel.Flags = cpu_to_be32(table->ACPILevel.Flags); 2999 table->ACPILevel.MinVddcPhases = cpu_to_be32(table->ACPILevel.MinVddcPhases); 3000 table->ACPILevel.SclkFrequency = cpu_to_be32(table->ACPILevel.SclkFrequency); 3001 table->ACPILevel.CgSpllFuncCntl = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl); 3002 table->ACPILevel.CgSpllFuncCntl2 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl2); 3003 table->ACPILevel.CgSpllFuncCntl3 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl3); 3004 table->ACPILevel.CgSpllFuncCntl4 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl4); 3005 table->ACPILevel.SpllSpreadSpectrum = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum); 3006 table->ACPILevel.SpllSpreadSpectrum2 = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum2); 3007 table->ACPILevel.CcPwrDynRm = cpu_to_be32(table->ACPILevel.CcPwrDynRm); 3008 table->ACPILevel.CcPwrDynRm1 = cpu_to_be32(table->ACPILevel.CcPwrDynRm1); 3009 3010 table->MemoryACPILevel.MinVddc = table->ACPILevel.MinVddc; 3011 table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases; 3012 3013 if (pi->vddci_control != CISLANDS_VOLTAGE_CONTROL_NONE) { 3014 if (pi->acpi_vddci) 3015 table->MemoryACPILevel.MinVddci = 3016 cpu_to_be32(pi->acpi_vddci * VOLTAGE_SCALE); 3017 else 3018 table->MemoryACPILevel.MinVddci = 3019 cpu_to_be32(pi->min_vddci_in_pp_table * VOLTAGE_SCALE); 3020 } 3021 3022 if (ci_populate_mvdd_value(rdev, 0, &voltage_level)) 3023 table->MemoryACPILevel.MinMvdd = 0; 3024 else 3025 table->MemoryACPILevel.MinMvdd = 3026 cpu_to_be32(voltage_level.Voltage * VOLTAGE_SCALE); 3027 3028 mclk_pwrmgt_cntl |= MRDCK0_RESET | MRDCK1_RESET; 3029 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB); 3030 3031 dll_cntl &= ~(MRDCK0_BYPASS | MRDCK1_BYPASS); 3032 3033 table->MemoryACPILevel.DllCntl = cpu_to_be32(dll_cntl); 3034 table->MemoryACPILevel.MclkPwrmgtCntl = cpu_to_be32(mclk_pwrmgt_cntl); 3035 table->MemoryACPILevel.MpllAdFuncCntl = 3036 cpu_to_be32(pi->clock_registers.mpll_ad_func_cntl); 3037 table->MemoryACPILevel.MpllDqFuncCntl = 3038 cpu_to_be32(pi->clock_registers.mpll_dq_func_cntl); 3039 table->MemoryACPILevel.MpllFuncCntl = 3040 cpu_to_be32(pi->clock_registers.mpll_func_cntl); 3041 table->MemoryACPILevel.MpllFuncCntl_1 = 3042 cpu_to_be32(pi->clock_registers.mpll_func_cntl_1); 3043 table->MemoryACPILevel.MpllFuncCntl_2 = 3044 cpu_to_be32(pi->clock_registers.mpll_func_cntl_2); 3045 table->MemoryACPILevel.MpllSs1 = cpu_to_be32(pi->clock_registers.mpll_ss1); 3046 table->MemoryACPILevel.MpllSs2 = cpu_to_be32(pi->clock_registers.mpll_ss2); 3047 3048 table->MemoryACPILevel.EnabledForThrottle = 0; 3049 table->MemoryACPILevel.EnabledForActivity = 0; 3050 table->MemoryACPILevel.UpH = 0; 3051 table->MemoryACPILevel.DownH = 100; 3052 table->MemoryACPILevel.VoltageDownH = 0; 3053 table->MemoryACPILevel.ActivityLevel = 3054 cpu_to_be16((u16)pi->mclk_activity_target); 3055 3056 table->MemoryACPILevel.StutterEnable = false; 3057 table->MemoryACPILevel.StrobeEnable = false; 3058 table->MemoryACPILevel.EdcReadEnable = false; 3059 table->MemoryACPILevel.EdcWriteEnable = false; 3060 table->MemoryACPILevel.RttEnable = false; 3061 3062 return 0; 3063 } 3064 3065 3066 static int ci_enable_ulv(struct radeon_device *rdev, bool enable) 3067 { 3068 struct ci_power_info *pi = ci_get_pi(rdev); 3069 struct ci_ulv_parm *ulv = &pi->ulv; 3070 3071 if (ulv->supported) { 3072 if (enable) 3073 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableULV) == PPSMC_Result_OK) ? 3074 0 : -EINVAL; 3075 else 3076 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableULV) == PPSMC_Result_OK) ? 3077 0 : -EINVAL; 3078 } 3079 3080 return 0; 3081 } 3082 3083 static int ci_populate_ulv_level(struct radeon_device *rdev, 3084 SMU7_Discrete_Ulv *state) 3085 { 3086 struct ci_power_info *pi = ci_get_pi(rdev); 3087 u16 ulv_voltage = rdev->pm.dpm.backbias_response_time; 3088 3089 state->CcPwrDynRm = 0; 3090 state->CcPwrDynRm1 = 0; 3091 3092 if (ulv_voltage == 0) { 3093 pi->ulv.supported = false; 3094 return 0; 3095 } 3096 3097 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 3098 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v) 3099 state->VddcOffset = 0; 3100 else 3101 state->VddcOffset = 3102 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage; 3103 } else { 3104 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v) 3105 state->VddcOffsetVid = 0; 3106 else 3107 state->VddcOffsetVid = (u8) 3108 ((rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage) * 3109 VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1); 3110 } 3111 state->VddcPhase = pi->vddc_phase_shed_control ? 0 : 1; 3112 3113 state->CcPwrDynRm = cpu_to_be32(state->CcPwrDynRm); 3114 state->CcPwrDynRm1 = cpu_to_be32(state->CcPwrDynRm1); 3115 state->VddcOffset = cpu_to_be16(state->VddcOffset); 3116 3117 return 0; 3118 } 3119 3120 static int ci_calculate_sclk_params(struct radeon_device *rdev, 3121 u32 engine_clock, 3122 SMU7_Discrete_GraphicsLevel *sclk) 3123 { 3124 struct ci_power_info *pi = ci_get_pi(rdev); 3125 struct atom_clock_dividers dividers; 3126 u32 spll_func_cntl_3 = pi->clock_registers.cg_spll_func_cntl_3; 3127 u32 spll_func_cntl_4 = pi->clock_registers.cg_spll_func_cntl_4; 3128 u32 cg_spll_spread_spectrum = pi->clock_registers.cg_spll_spread_spectrum; 3129 u32 cg_spll_spread_spectrum_2 = pi->clock_registers.cg_spll_spread_spectrum_2; 3130 u32 reference_clock = rdev->clock.spll.reference_freq; 3131 u32 reference_divider; 3132 u32 fbdiv; 3133 int ret; 3134 3135 ret = radeon_atom_get_clock_dividers(rdev, 3136 COMPUTE_GPUCLK_INPUT_FLAG_SCLK, 3137 engine_clock, false, ÷rs); 3138 if (ret) 3139 return ret; 3140 3141 reference_divider = 1 + dividers.ref_div; 3142 fbdiv = dividers.fb_div & 0x3FFFFFF; 3143 3144 spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK; 3145 spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv); 3146 spll_func_cntl_3 |= SPLL_DITHEN; 3147 3148 if (pi->caps_sclk_ss_support) { 3149 struct radeon_atom_ss ss; 3150 u32 vco_freq = engine_clock * dividers.post_div; 3151 3152 if (radeon_atombios_get_asic_ss_info(rdev, &ss, 3153 ASIC_INTERNAL_ENGINE_SS, vco_freq)) { 3154 u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate); 3155 u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000); 3156 3157 cg_spll_spread_spectrum &= ~CLK_S_MASK; 3158 cg_spll_spread_spectrum |= CLK_S(clk_s); 3159 cg_spll_spread_spectrum |= SSEN; 3160 3161 cg_spll_spread_spectrum_2 &= ~CLK_V_MASK; 3162 cg_spll_spread_spectrum_2 |= CLK_V(clk_v); 3163 } 3164 } 3165 3166 sclk->SclkFrequency = engine_clock; 3167 sclk->CgSpllFuncCntl3 = spll_func_cntl_3; 3168 sclk->CgSpllFuncCntl4 = spll_func_cntl_4; 3169 sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum; 3170 sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2; 3171 sclk->SclkDid = (u8)dividers.post_divider; 3172 3173 return 0; 3174 } 3175 3176 static int ci_populate_single_graphic_level(struct radeon_device *rdev, 3177 u32 engine_clock, 3178 u16 sclk_activity_level_t, 3179 SMU7_Discrete_GraphicsLevel *graphic_level) 3180 { 3181 struct ci_power_info *pi = ci_get_pi(rdev); 3182 int ret; 3183 3184 ret = ci_calculate_sclk_params(rdev, engine_clock, graphic_level); 3185 if (ret) 3186 return ret; 3187 3188 ret = ci_get_dependency_volt_by_clk(rdev, 3189 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk, 3190 engine_clock, &graphic_level->MinVddc); 3191 if (ret) 3192 return ret; 3193 3194 graphic_level->SclkFrequency = engine_clock; 3195 3196 graphic_level->Flags = 0; 3197 graphic_level->MinVddcPhases = 1; 3198 3199 if (pi->vddc_phase_shed_control) 3200 ci_populate_phase_value_based_on_sclk(rdev, 3201 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table, 3202 engine_clock, 3203 &graphic_level->MinVddcPhases); 3204 3205 graphic_level->ActivityLevel = sclk_activity_level_t; 3206 3207 graphic_level->CcPwrDynRm = 0; 3208 graphic_level->CcPwrDynRm1 = 0; 3209 graphic_level->EnabledForThrottle = 1; 3210 graphic_level->UpH = 0; 3211 graphic_level->DownH = 0; 3212 graphic_level->VoltageDownH = 0; 3213 graphic_level->PowerThrottle = 0; 3214 3215 if (pi->caps_sclk_ds) 3216 graphic_level->DeepSleepDivId = ci_get_sleep_divider_id_from_clock(rdev, 3217 engine_clock, 3218 CISLAND_MINIMUM_ENGINE_CLOCK); 3219 3220 graphic_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; 3221 3222 graphic_level->Flags = cpu_to_be32(graphic_level->Flags); 3223 graphic_level->MinVddc = cpu_to_be32(graphic_level->MinVddc * VOLTAGE_SCALE); 3224 graphic_level->MinVddcPhases = cpu_to_be32(graphic_level->MinVddcPhases); 3225 graphic_level->SclkFrequency = cpu_to_be32(graphic_level->SclkFrequency); 3226 graphic_level->ActivityLevel = cpu_to_be16(graphic_level->ActivityLevel); 3227 graphic_level->CgSpllFuncCntl3 = cpu_to_be32(graphic_level->CgSpllFuncCntl3); 3228 graphic_level->CgSpllFuncCntl4 = cpu_to_be32(graphic_level->CgSpllFuncCntl4); 3229 graphic_level->SpllSpreadSpectrum = cpu_to_be32(graphic_level->SpllSpreadSpectrum); 3230 graphic_level->SpllSpreadSpectrum2 = cpu_to_be32(graphic_level->SpllSpreadSpectrum2); 3231 graphic_level->CcPwrDynRm = cpu_to_be32(graphic_level->CcPwrDynRm); 3232 graphic_level->CcPwrDynRm1 = cpu_to_be32(graphic_level->CcPwrDynRm1); 3233 3234 return 0; 3235 } 3236 3237 static int ci_populate_all_graphic_levels(struct radeon_device *rdev) 3238 { 3239 struct ci_power_info *pi = ci_get_pi(rdev); 3240 struct ci_dpm_table *dpm_table = &pi->dpm_table; 3241 u32 level_array_address = pi->dpm_table_start + 3242 offsetof(SMU7_Discrete_DpmTable, GraphicsLevel); 3243 u32 level_array_size = sizeof(SMU7_Discrete_GraphicsLevel) * 3244 SMU7_MAX_LEVELS_GRAPHICS; 3245 SMU7_Discrete_GraphicsLevel *levels = pi->smc_state_table.GraphicsLevel; 3246 u32 i, ret; 3247 3248 memset(levels, 0, level_array_size); 3249 3250 for (i = 0; i < dpm_table->sclk_table.count; i++) { 3251 ret = ci_populate_single_graphic_level(rdev, 3252 dpm_table->sclk_table.dpm_levels[i].value, 3253 (u16)pi->activity_target[i], 3254 &pi->smc_state_table.GraphicsLevel[i]); 3255 if (ret) 3256 return ret; 3257 if (i > 1) 3258 pi->smc_state_table.GraphicsLevel[i].DeepSleepDivId = 0; 3259 if (i == (dpm_table->sclk_table.count - 1)) 3260 pi->smc_state_table.GraphicsLevel[i].DisplayWatermark = 3261 PPSMC_DISPLAY_WATERMARK_HIGH; 3262 } 3263 pi->smc_state_table.GraphicsLevel[0].EnabledForActivity = 1; 3264 3265 pi->smc_state_table.GraphicsDpmLevelCount = (u8)dpm_table->sclk_table.count; 3266 pi->dpm_level_enable_mask.sclk_dpm_enable_mask = 3267 ci_get_dpm_level_enable_mask_value(&dpm_table->sclk_table); 3268 3269 ret = ci_copy_bytes_to_smc(rdev, level_array_address, 3270 (u8 *)levels, level_array_size, 3271 pi->sram_end); 3272 if (ret) 3273 return ret; 3274 3275 return 0; 3276 } 3277 3278 static int ci_populate_ulv_state(struct radeon_device *rdev, 3279 SMU7_Discrete_Ulv *ulv_level) 3280 { 3281 return ci_populate_ulv_level(rdev, ulv_level); 3282 } 3283 3284 static int ci_populate_all_memory_levels(struct radeon_device *rdev) 3285 { 3286 struct ci_power_info *pi = ci_get_pi(rdev); 3287 struct ci_dpm_table *dpm_table = &pi->dpm_table; 3288 u32 level_array_address = pi->dpm_table_start + 3289 offsetof(SMU7_Discrete_DpmTable, MemoryLevel); 3290 u32 level_array_size = sizeof(SMU7_Discrete_MemoryLevel) * 3291 SMU7_MAX_LEVELS_MEMORY; 3292 SMU7_Discrete_MemoryLevel *levels = pi->smc_state_table.MemoryLevel; 3293 u32 i, ret; 3294 3295 memset(levels, 0, level_array_size); 3296 3297 for (i = 0; i < dpm_table->mclk_table.count; i++) { 3298 if (dpm_table->mclk_table.dpm_levels[i].value == 0) 3299 return -EINVAL; 3300 ret = ci_populate_single_memory_level(rdev, 3301 dpm_table->mclk_table.dpm_levels[i].value, 3302 &pi->smc_state_table.MemoryLevel[i]); 3303 if (ret) 3304 return ret; 3305 } 3306 3307 pi->smc_state_table.MemoryLevel[0].EnabledForActivity = 1; 3308 3309 if ((dpm_table->mclk_table.count >= 2) && 3310 ((rdev->pdev->device == 0x67B0) || (rdev->pdev->device == 0x67B1))) { 3311 pi->smc_state_table.MemoryLevel[1].MinVddc = 3312 pi->smc_state_table.MemoryLevel[0].MinVddc; 3313 pi->smc_state_table.MemoryLevel[1].MinVddcPhases = 3314 pi->smc_state_table.MemoryLevel[0].MinVddcPhases; 3315 } 3316 3317 pi->smc_state_table.MemoryLevel[0].ActivityLevel = cpu_to_be16(0x1F); 3318 3319 pi->smc_state_table.MemoryDpmLevelCount = (u8)dpm_table->mclk_table.count; 3320 pi->dpm_level_enable_mask.mclk_dpm_enable_mask = 3321 ci_get_dpm_level_enable_mask_value(&dpm_table->mclk_table); 3322 3323 pi->smc_state_table.MemoryLevel[dpm_table->mclk_table.count - 1].DisplayWatermark = 3324 PPSMC_DISPLAY_WATERMARK_HIGH; 3325 3326 ret = ci_copy_bytes_to_smc(rdev, level_array_address, 3327 (u8 *)levels, level_array_size, 3328 pi->sram_end); 3329 if (ret) 3330 return ret; 3331 3332 return 0; 3333 } 3334 3335 static void ci_reset_single_dpm_table(struct radeon_device *rdev, 3336 struct ci_single_dpm_table* dpm_table, 3337 u32 count) 3338 { 3339 u32 i; 3340 3341 dpm_table->count = count; 3342 for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++) 3343 dpm_table->dpm_levels[i].enabled = false; 3344 } 3345 3346 static void ci_setup_pcie_table_entry(struct ci_single_dpm_table* dpm_table, 3347 u32 index, u32 pcie_gen, u32 pcie_lanes) 3348 { 3349 dpm_table->dpm_levels[index].value = pcie_gen; 3350 dpm_table->dpm_levels[index].param1 = pcie_lanes; 3351 dpm_table->dpm_levels[index].enabled = true; 3352 } 3353 3354 static int ci_setup_default_pcie_tables(struct radeon_device *rdev) 3355 { 3356 struct ci_power_info *pi = ci_get_pi(rdev); 3357 3358 if (!pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) 3359 return -EINVAL; 3360 3361 if (pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) { 3362 pi->pcie_gen_powersaving = pi->pcie_gen_performance; 3363 pi->pcie_lane_powersaving = pi->pcie_lane_performance; 3364 } else if (!pi->use_pcie_performance_levels && pi->use_pcie_powersaving_levels) { 3365 pi->pcie_gen_performance = pi->pcie_gen_powersaving; 3366 pi->pcie_lane_performance = pi->pcie_lane_powersaving; 3367 } 3368 3369 ci_reset_single_dpm_table(rdev, 3370 &pi->dpm_table.pcie_speed_table, 3371 SMU7_MAX_LEVELS_LINK); 3372 3373 if (rdev->family == CHIP_BONAIRE) 3374 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0, 3375 pi->pcie_gen_powersaving.min, 3376 pi->pcie_lane_powersaving.max); 3377 else 3378 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0, 3379 pi->pcie_gen_powersaving.min, 3380 pi->pcie_lane_powersaving.min); 3381 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 1, 3382 pi->pcie_gen_performance.min, 3383 pi->pcie_lane_performance.min); 3384 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 2, 3385 pi->pcie_gen_powersaving.min, 3386 pi->pcie_lane_powersaving.max); 3387 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 3, 3388 pi->pcie_gen_performance.min, 3389 pi->pcie_lane_performance.max); 3390 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 4, 3391 pi->pcie_gen_powersaving.max, 3392 pi->pcie_lane_powersaving.max); 3393 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 5, 3394 pi->pcie_gen_performance.max, 3395 pi->pcie_lane_performance.max); 3396 3397 pi->dpm_table.pcie_speed_table.count = 6; 3398 3399 return 0; 3400 } 3401 3402 static int ci_setup_default_dpm_tables(struct radeon_device *rdev) 3403 { 3404 struct ci_power_info *pi = ci_get_pi(rdev); 3405 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table = 3406 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 3407 struct radeon_clock_voltage_dependency_table *allowed_mclk_table = 3408 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk; 3409 struct radeon_cac_leakage_table *std_voltage_table = 3410 &rdev->pm.dpm.dyn_state.cac_leakage_table; 3411 u32 i; 3412 3413 if (allowed_sclk_vddc_table == NULL) 3414 return -EINVAL; 3415 if (allowed_sclk_vddc_table->count < 1) 3416 return -EINVAL; 3417 if (allowed_mclk_table == NULL) 3418 return -EINVAL; 3419 if (allowed_mclk_table->count < 1) 3420 return -EINVAL; 3421 3422 memset(&pi->dpm_table, 0, sizeof(struct ci_dpm_table)); 3423 3424 ci_reset_single_dpm_table(rdev, 3425 &pi->dpm_table.sclk_table, 3426 SMU7_MAX_LEVELS_GRAPHICS); 3427 ci_reset_single_dpm_table(rdev, 3428 &pi->dpm_table.mclk_table, 3429 SMU7_MAX_LEVELS_MEMORY); 3430 ci_reset_single_dpm_table(rdev, 3431 &pi->dpm_table.vddc_table, 3432 SMU7_MAX_LEVELS_VDDC); 3433 ci_reset_single_dpm_table(rdev, 3434 &pi->dpm_table.vddci_table, 3435 SMU7_MAX_LEVELS_VDDCI); 3436 ci_reset_single_dpm_table(rdev, 3437 &pi->dpm_table.mvdd_table, 3438 SMU7_MAX_LEVELS_MVDD); 3439 3440 pi->dpm_table.sclk_table.count = 0; 3441 for (i = 0; i < allowed_sclk_vddc_table->count; i++) { 3442 if ((i == 0) || 3443 (pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count-1].value != 3444 allowed_sclk_vddc_table->entries[i].clk)) { 3445 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].value = 3446 allowed_sclk_vddc_table->entries[i].clk; 3447 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].enabled = 3448 (i == 0) ? true : false; 3449 pi->dpm_table.sclk_table.count++; 3450 } 3451 } 3452 3453 pi->dpm_table.mclk_table.count = 0; 3454 for (i = 0; i < allowed_mclk_table->count; i++) { 3455 if ((i == 0) || 3456 (pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count-1].value != 3457 allowed_mclk_table->entries[i].clk)) { 3458 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].value = 3459 allowed_mclk_table->entries[i].clk; 3460 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].enabled = 3461 (i == 0) ? true : false; 3462 pi->dpm_table.mclk_table.count++; 3463 } 3464 } 3465 3466 for (i = 0; i < allowed_sclk_vddc_table->count; i++) { 3467 pi->dpm_table.vddc_table.dpm_levels[i].value = 3468 allowed_sclk_vddc_table->entries[i].v; 3469 pi->dpm_table.vddc_table.dpm_levels[i].param1 = 3470 std_voltage_table->entries[i].leakage; 3471 pi->dpm_table.vddc_table.dpm_levels[i].enabled = true; 3472 } 3473 pi->dpm_table.vddc_table.count = allowed_sclk_vddc_table->count; 3474 3475 allowed_mclk_table = &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk; 3476 if (allowed_mclk_table) { 3477 for (i = 0; i < allowed_mclk_table->count; i++) { 3478 pi->dpm_table.vddci_table.dpm_levels[i].value = 3479 allowed_mclk_table->entries[i].v; 3480 pi->dpm_table.vddci_table.dpm_levels[i].enabled = true; 3481 } 3482 pi->dpm_table.vddci_table.count = allowed_mclk_table->count; 3483 } 3484 3485 allowed_mclk_table = &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk; 3486 if (allowed_mclk_table) { 3487 for (i = 0; i < allowed_mclk_table->count; i++) { 3488 pi->dpm_table.mvdd_table.dpm_levels[i].value = 3489 allowed_mclk_table->entries[i].v; 3490 pi->dpm_table.mvdd_table.dpm_levels[i].enabled = true; 3491 } 3492 pi->dpm_table.mvdd_table.count = allowed_mclk_table->count; 3493 } 3494 3495 ci_setup_default_pcie_tables(rdev); 3496 3497 return 0; 3498 } 3499 3500 static int ci_find_boot_level(struct ci_single_dpm_table *table, 3501 u32 value, u32 *boot_level) 3502 { 3503 u32 i; 3504 int ret = -EINVAL; 3505 3506 for(i = 0; i < table->count; i++) { 3507 if (value == table->dpm_levels[i].value) { 3508 *boot_level = i; 3509 ret = 0; 3510 } 3511 } 3512 3513 return ret; 3514 } 3515 3516 static int ci_init_smc_table(struct radeon_device *rdev) 3517 { 3518 struct ci_power_info *pi = ci_get_pi(rdev); 3519 struct ci_ulv_parm *ulv = &pi->ulv; 3520 struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps; 3521 SMU7_Discrete_DpmTable *table = &pi->smc_state_table; 3522 int ret; 3523 3524 ret = ci_setup_default_dpm_tables(rdev); 3525 if (ret) 3526 return ret; 3527 3528 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) 3529 ci_populate_smc_voltage_tables(rdev, table); 3530 3531 ci_init_fps_limits(rdev); 3532 3533 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC) 3534 table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC; 3535 3536 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC) 3537 table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC; 3538 3539 if (pi->mem_gddr5) 3540 table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5; 3541 3542 if (ulv->supported) { 3543 ret = ci_populate_ulv_state(rdev, &pi->smc_state_table.Ulv); 3544 if (ret) 3545 return ret; 3546 WREG32_SMC(CG_ULV_PARAMETER, ulv->cg_ulv_parameter); 3547 } 3548 3549 ret = ci_populate_all_graphic_levels(rdev); 3550 if (ret) 3551 return ret; 3552 3553 ret = ci_populate_all_memory_levels(rdev); 3554 if (ret) 3555 return ret; 3556 3557 ci_populate_smc_link_level(rdev, table); 3558 3559 ret = ci_populate_smc_acpi_level(rdev, table); 3560 if (ret) 3561 return ret; 3562 3563 ret = ci_populate_smc_vce_level(rdev, table); 3564 if (ret) 3565 return ret; 3566 3567 ret = ci_populate_smc_acp_level(rdev, table); 3568 if (ret) 3569 return ret; 3570 3571 ret = ci_populate_smc_samu_level(rdev, table); 3572 if (ret) 3573 return ret; 3574 3575 ret = ci_do_program_memory_timing_parameters(rdev); 3576 if (ret) 3577 return ret; 3578 3579 ret = ci_populate_smc_uvd_level(rdev, table); 3580 if (ret) 3581 return ret; 3582 3583 table->UvdBootLevel = 0; 3584 table->VceBootLevel = 0; 3585 table->AcpBootLevel = 0; 3586 table->SamuBootLevel = 0; 3587 table->GraphicsBootLevel = 0; 3588 table->MemoryBootLevel = 0; 3589 3590 ret = ci_find_boot_level(&pi->dpm_table.sclk_table, 3591 pi->vbios_boot_state.sclk_bootup_value, 3592 (u32 *)&pi->smc_state_table.GraphicsBootLevel); 3593 3594 ret = ci_find_boot_level(&pi->dpm_table.mclk_table, 3595 pi->vbios_boot_state.mclk_bootup_value, 3596 (u32 *)&pi->smc_state_table.MemoryBootLevel); 3597 3598 table->BootVddc = pi->vbios_boot_state.vddc_bootup_value; 3599 table->BootVddci = pi->vbios_boot_state.vddci_bootup_value; 3600 table->BootMVdd = pi->vbios_boot_state.mvdd_bootup_value; 3601 3602 ci_populate_smc_initial_state(rdev, radeon_boot_state); 3603 3604 ret = ci_populate_bapm_parameters_in_dpm_table(rdev); 3605 if (ret) 3606 return ret; 3607 3608 table->UVDInterval = 1; 3609 table->VCEInterval = 1; 3610 table->ACPInterval = 1; 3611 table->SAMUInterval = 1; 3612 table->GraphicsVoltageChangeEnable = 1; 3613 table->GraphicsThermThrottleEnable = 1; 3614 table->GraphicsInterval = 1; 3615 table->VoltageInterval = 1; 3616 table->ThermalInterval = 1; 3617 table->TemperatureLimitHigh = (u16)((pi->thermal_temp_setting.temperature_high * 3618 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000); 3619 table->TemperatureLimitLow = (u16)((pi->thermal_temp_setting.temperature_low * 3620 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000); 3621 table->MemoryVoltageChangeEnable = 1; 3622 table->MemoryInterval = 1; 3623 table->VoltageResponseTime = 0; 3624 table->VddcVddciDelta = 4000; 3625 table->PhaseResponseTime = 0; 3626 table->MemoryThermThrottleEnable = 1; 3627 table->PCIeBootLinkLevel = pi->dpm_table.pcie_speed_table.count - 1; 3628 table->PCIeGenInterval = 1; 3629 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) 3630 table->SVI2Enable = 1; 3631 else 3632 table->SVI2Enable = 0; 3633 3634 table->ThermGpio = 17; 3635 table->SclkStepSize = 0x4000; 3636 3637 table->SystemFlags = cpu_to_be32(table->SystemFlags); 3638 table->SmioMaskVddcVid = cpu_to_be32(table->SmioMaskVddcVid); 3639 table->SmioMaskVddcPhase = cpu_to_be32(table->SmioMaskVddcPhase); 3640 table->SmioMaskVddciVid = cpu_to_be32(table->SmioMaskVddciVid); 3641 table->SmioMaskMvddVid = cpu_to_be32(table->SmioMaskMvddVid); 3642 table->SclkStepSize = cpu_to_be32(table->SclkStepSize); 3643 table->TemperatureLimitHigh = cpu_to_be16(table->TemperatureLimitHigh); 3644 table->TemperatureLimitLow = cpu_to_be16(table->TemperatureLimitLow); 3645 table->VddcVddciDelta = cpu_to_be16(table->VddcVddciDelta); 3646 table->VoltageResponseTime = cpu_to_be16(table->VoltageResponseTime); 3647 table->PhaseResponseTime = cpu_to_be16(table->PhaseResponseTime); 3648 table->BootVddc = cpu_to_be16(table->BootVddc * VOLTAGE_SCALE); 3649 table->BootVddci = cpu_to_be16(table->BootVddci * VOLTAGE_SCALE); 3650 table->BootMVdd = cpu_to_be16(table->BootMVdd * VOLTAGE_SCALE); 3651 3652 ret = ci_copy_bytes_to_smc(rdev, 3653 pi->dpm_table_start + 3654 offsetof(SMU7_Discrete_DpmTable, SystemFlags), 3655 (u8 *)&table->SystemFlags, 3656 sizeof(SMU7_Discrete_DpmTable) - 3 * sizeof(SMU7_PIDController), 3657 pi->sram_end); 3658 if (ret) 3659 return ret; 3660 3661 return 0; 3662 } 3663 3664 static void ci_trim_single_dpm_states(struct radeon_device *rdev, 3665 struct ci_single_dpm_table *dpm_table, 3666 u32 low_limit, u32 high_limit) 3667 { 3668 u32 i; 3669 3670 for (i = 0; i < dpm_table->count; i++) { 3671 if ((dpm_table->dpm_levels[i].value < low_limit) || 3672 (dpm_table->dpm_levels[i].value > high_limit)) 3673 dpm_table->dpm_levels[i].enabled = false; 3674 else 3675 dpm_table->dpm_levels[i].enabled = true; 3676 } 3677 } 3678 3679 static void ci_trim_pcie_dpm_states(struct radeon_device *rdev, 3680 u32 speed_low, u32 lanes_low, 3681 u32 speed_high, u32 lanes_high) 3682 { 3683 struct ci_power_info *pi = ci_get_pi(rdev); 3684 struct ci_single_dpm_table *pcie_table = &pi->dpm_table.pcie_speed_table; 3685 u32 i, j; 3686 3687 for (i = 0; i < pcie_table->count; i++) { 3688 if ((pcie_table->dpm_levels[i].value < speed_low) || 3689 (pcie_table->dpm_levels[i].param1 < lanes_low) || 3690 (pcie_table->dpm_levels[i].value > speed_high) || 3691 (pcie_table->dpm_levels[i].param1 > lanes_high)) 3692 pcie_table->dpm_levels[i].enabled = false; 3693 else 3694 pcie_table->dpm_levels[i].enabled = true; 3695 } 3696 3697 for (i = 0; i < pcie_table->count; i++) { 3698 if (pcie_table->dpm_levels[i].enabled) { 3699 for (j = i + 1; j < pcie_table->count; j++) { 3700 if (pcie_table->dpm_levels[j].enabled) { 3701 if ((pcie_table->dpm_levels[i].value == pcie_table->dpm_levels[j].value) && 3702 (pcie_table->dpm_levels[i].param1 == pcie_table->dpm_levels[j].param1)) 3703 pcie_table->dpm_levels[j].enabled = false; 3704 } 3705 } 3706 } 3707 } 3708 } 3709 3710 static int ci_trim_dpm_states(struct radeon_device *rdev, 3711 struct radeon_ps *radeon_state) 3712 { 3713 struct ci_ps *state = ci_get_ps(radeon_state); 3714 struct ci_power_info *pi = ci_get_pi(rdev); 3715 u32 high_limit_count; 3716 3717 if (state->performance_level_count < 1) 3718 return -EINVAL; 3719 3720 if (state->performance_level_count == 1) 3721 high_limit_count = 0; 3722 else 3723 high_limit_count = 1; 3724 3725 ci_trim_single_dpm_states(rdev, 3726 &pi->dpm_table.sclk_table, 3727 state->performance_levels[0].sclk, 3728 state->performance_levels[high_limit_count].sclk); 3729 3730 ci_trim_single_dpm_states(rdev, 3731 &pi->dpm_table.mclk_table, 3732 state->performance_levels[0].mclk, 3733 state->performance_levels[high_limit_count].mclk); 3734 3735 ci_trim_pcie_dpm_states(rdev, 3736 state->performance_levels[0].pcie_gen, 3737 state->performance_levels[0].pcie_lane, 3738 state->performance_levels[high_limit_count].pcie_gen, 3739 state->performance_levels[high_limit_count].pcie_lane); 3740 3741 return 0; 3742 } 3743 3744 static int ci_apply_disp_minimum_voltage_request(struct radeon_device *rdev) 3745 { 3746 struct radeon_clock_voltage_dependency_table *disp_voltage_table = 3747 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk; 3748 struct radeon_clock_voltage_dependency_table *vddc_table = 3749 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 3750 u32 requested_voltage = 0; 3751 u32 i; 3752 3753 if (disp_voltage_table == NULL) 3754 return -EINVAL; 3755 if (!disp_voltage_table->count) 3756 return -EINVAL; 3757 3758 for (i = 0; i < disp_voltage_table->count; i++) { 3759 if (rdev->clock.current_dispclk == disp_voltage_table->entries[i].clk) 3760 requested_voltage = disp_voltage_table->entries[i].v; 3761 } 3762 3763 for (i = 0; i < vddc_table->count; i++) { 3764 if (requested_voltage <= vddc_table->entries[i].v) { 3765 requested_voltage = vddc_table->entries[i].v; 3766 return (ci_send_msg_to_smc_with_parameter(rdev, 3767 PPSMC_MSG_VddC_Request, 3768 requested_voltage * VOLTAGE_SCALE) == PPSMC_Result_OK) ? 3769 0 : -EINVAL; 3770 } 3771 } 3772 3773 return -EINVAL; 3774 } 3775 3776 static int ci_upload_dpm_level_enable_mask(struct radeon_device *rdev) 3777 { 3778 struct ci_power_info *pi = ci_get_pi(rdev); 3779 PPSMC_Result result; 3780 3781 ci_apply_disp_minimum_voltage_request(rdev); 3782 3783 if (!pi->sclk_dpm_key_disabled) { 3784 if (pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { 3785 result = ci_send_msg_to_smc_with_parameter(rdev, 3786 PPSMC_MSG_SCLKDPM_SetEnabledMask, 3787 pi->dpm_level_enable_mask.sclk_dpm_enable_mask); 3788 if (result != PPSMC_Result_OK) 3789 return -EINVAL; 3790 } 3791 } 3792 3793 if (!pi->mclk_dpm_key_disabled) { 3794 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { 3795 result = ci_send_msg_to_smc_with_parameter(rdev, 3796 PPSMC_MSG_MCLKDPM_SetEnabledMask, 3797 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 3798 if (result != PPSMC_Result_OK) 3799 return -EINVAL; 3800 } 3801 } 3802 #if 0 3803 if (!pi->pcie_dpm_key_disabled) { 3804 if (pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { 3805 result = ci_send_msg_to_smc_with_parameter(rdev, 3806 PPSMC_MSG_PCIeDPM_SetEnabledMask, 3807 pi->dpm_level_enable_mask.pcie_dpm_enable_mask); 3808 if (result != PPSMC_Result_OK) 3809 return -EINVAL; 3810 } 3811 } 3812 #endif 3813 return 0; 3814 } 3815 3816 static void ci_find_dpm_states_clocks_in_dpm_table(struct radeon_device *rdev, 3817 struct radeon_ps *radeon_state) 3818 { 3819 struct ci_power_info *pi = ci_get_pi(rdev); 3820 struct ci_ps *state = ci_get_ps(radeon_state); 3821 struct ci_single_dpm_table *sclk_table = &pi->dpm_table.sclk_table; 3822 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk; 3823 struct ci_single_dpm_table *mclk_table = &pi->dpm_table.mclk_table; 3824 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk; 3825 u32 i; 3826 3827 pi->need_update_smu7_dpm_table = 0; 3828 3829 for (i = 0; i < sclk_table->count; i++) { 3830 if (sclk == sclk_table->dpm_levels[i].value) 3831 break; 3832 } 3833 3834 if (i >= sclk_table->count) { 3835 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK; 3836 } else { 3837 /* XXX The current code always reprogrammed the sclk levels, 3838 * but we don't currently handle disp sclk requirements 3839 * so just skip it. 3840 */ 3841 if (CISLAND_MINIMUM_ENGINE_CLOCK != CISLAND_MINIMUM_ENGINE_CLOCK) 3842 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK; 3843 } 3844 3845 for (i = 0; i < mclk_table->count; i++) { 3846 if (mclk == mclk_table->dpm_levels[i].value) 3847 break; 3848 } 3849 3850 if (i >= mclk_table->count) 3851 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK; 3852 3853 if (rdev->pm.dpm.current_active_crtc_count != 3854 rdev->pm.dpm.new_active_crtc_count) 3855 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK; 3856 } 3857 3858 static int ci_populate_and_upload_sclk_mclk_dpm_levels(struct radeon_device *rdev, 3859 struct radeon_ps *radeon_state) 3860 { 3861 struct ci_power_info *pi = ci_get_pi(rdev); 3862 struct ci_ps *state = ci_get_ps(radeon_state); 3863 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk; 3864 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk; 3865 struct ci_dpm_table *dpm_table = &pi->dpm_table; 3866 int ret; 3867 3868 if (!pi->need_update_smu7_dpm_table) 3869 return 0; 3870 3871 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK) 3872 dpm_table->sclk_table.dpm_levels[dpm_table->sclk_table.count-1].value = sclk; 3873 3874 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK) 3875 dpm_table->mclk_table.dpm_levels[dpm_table->mclk_table.count-1].value = mclk; 3876 3877 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK)) { 3878 ret = ci_populate_all_graphic_levels(rdev); 3879 if (ret) 3880 return ret; 3881 } 3882 3883 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_MCLK | DPMTABLE_UPDATE_MCLK)) { 3884 ret = ci_populate_all_memory_levels(rdev); 3885 if (ret) 3886 return ret; 3887 } 3888 3889 return 0; 3890 } 3891 3892 static int ci_enable_uvd_dpm(struct radeon_device *rdev, bool enable) 3893 { 3894 struct ci_power_info *pi = ci_get_pi(rdev); 3895 const struct radeon_clock_and_voltage_limits *max_limits; 3896 int i; 3897 3898 if (rdev->pm.dpm.ac_power) 3899 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 3900 else 3901 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 3902 3903 if (enable) { 3904 pi->dpm_level_enable_mask.uvd_dpm_enable_mask = 0; 3905 3906 for (i = rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 3907 if (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 3908 pi->dpm_level_enable_mask.uvd_dpm_enable_mask |= 1 << i; 3909 3910 if (!pi->caps_uvd_dpm) 3911 break; 3912 } 3913 } 3914 3915 ci_send_msg_to_smc_with_parameter(rdev, 3916 PPSMC_MSG_UVDDPM_SetEnabledMask, 3917 pi->dpm_level_enable_mask.uvd_dpm_enable_mask); 3918 3919 if (pi->last_mclk_dpm_enable_mask & 0x1) { 3920 pi->uvd_enabled = true; 3921 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE; 3922 ci_send_msg_to_smc_with_parameter(rdev, 3923 PPSMC_MSG_MCLKDPM_SetEnabledMask, 3924 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 3925 } 3926 } else { 3927 if (pi->last_mclk_dpm_enable_mask & 0x1) { 3928 pi->uvd_enabled = false; 3929 pi->dpm_level_enable_mask.mclk_dpm_enable_mask |= 1; 3930 ci_send_msg_to_smc_with_parameter(rdev, 3931 PPSMC_MSG_MCLKDPM_SetEnabledMask, 3932 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 3933 } 3934 } 3935 3936 return (ci_send_msg_to_smc(rdev, enable ? 3937 PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable) == PPSMC_Result_OK) ? 3938 0 : -EINVAL; 3939 } 3940 3941 static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable) 3942 { 3943 struct ci_power_info *pi = ci_get_pi(rdev); 3944 const struct radeon_clock_and_voltage_limits *max_limits; 3945 int i; 3946 3947 if (rdev->pm.dpm.ac_power) 3948 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 3949 else 3950 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 3951 3952 if (enable) { 3953 pi->dpm_level_enable_mask.vce_dpm_enable_mask = 0; 3954 for (i = rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 3955 if (rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 3956 pi->dpm_level_enable_mask.vce_dpm_enable_mask |= 1 << i; 3957 3958 if (!pi->caps_vce_dpm) 3959 break; 3960 } 3961 } 3962 3963 ci_send_msg_to_smc_with_parameter(rdev, 3964 PPSMC_MSG_VCEDPM_SetEnabledMask, 3965 pi->dpm_level_enable_mask.vce_dpm_enable_mask); 3966 } 3967 3968 return (ci_send_msg_to_smc(rdev, enable ? 3969 PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable) == PPSMC_Result_OK) ? 3970 0 : -EINVAL; 3971 } 3972 3973 #if 0 3974 static int ci_enable_samu_dpm(struct radeon_device *rdev, bool enable) 3975 { 3976 struct ci_power_info *pi = ci_get_pi(rdev); 3977 const struct radeon_clock_and_voltage_limits *max_limits; 3978 int i; 3979 3980 if (rdev->pm.dpm.ac_power) 3981 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 3982 else 3983 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 3984 3985 if (enable) { 3986 pi->dpm_level_enable_mask.samu_dpm_enable_mask = 0; 3987 for (i = rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 3988 if (rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 3989 pi->dpm_level_enable_mask.samu_dpm_enable_mask |= 1 << i; 3990 3991 if (!pi->caps_samu_dpm) 3992 break; 3993 } 3994 } 3995 3996 ci_send_msg_to_smc_with_parameter(rdev, 3997 PPSMC_MSG_SAMUDPM_SetEnabledMask, 3998 pi->dpm_level_enable_mask.samu_dpm_enable_mask); 3999 } 4000 return (ci_send_msg_to_smc(rdev, enable ? 4001 PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable) == PPSMC_Result_OK) ? 4002 0 : -EINVAL; 4003 } 4004 4005 static int ci_enable_acp_dpm(struct radeon_device *rdev, bool enable) 4006 { 4007 struct ci_power_info *pi = ci_get_pi(rdev); 4008 const struct radeon_clock_and_voltage_limits *max_limits; 4009 int i; 4010 4011 if (rdev->pm.dpm.ac_power) 4012 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 4013 else 4014 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 4015 4016 if (enable) { 4017 pi->dpm_level_enable_mask.acp_dpm_enable_mask = 0; 4018 for (i = rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 4019 if (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 4020 pi->dpm_level_enable_mask.acp_dpm_enable_mask |= 1 << i; 4021 4022 if (!pi->caps_acp_dpm) 4023 break; 4024 } 4025 } 4026 4027 ci_send_msg_to_smc_with_parameter(rdev, 4028 PPSMC_MSG_ACPDPM_SetEnabledMask, 4029 pi->dpm_level_enable_mask.acp_dpm_enable_mask); 4030 } 4031 4032 return (ci_send_msg_to_smc(rdev, enable ? 4033 PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable) == PPSMC_Result_OK) ? 4034 0 : -EINVAL; 4035 } 4036 #endif 4037 4038 static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate) 4039 { 4040 struct ci_power_info *pi = ci_get_pi(rdev); 4041 u32 tmp; 4042 4043 if (!gate) { 4044 if (pi->caps_uvd_dpm || 4045 (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count <= 0)) 4046 pi->smc_state_table.UvdBootLevel = 0; 4047 else 4048 pi->smc_state_table.UvdBootLevel = 4049 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; 4050 4051 tmp = RREG32_SMC(DPM_TABLE_475); 4052 tmp &= ~UvdBootLevel_MASK; 4053 tmp |= UvdBootLevel(pi->smc_state_table.UvdBootLevel); 4054 WREG32_SMC(DPM_TABLE_475, tmp); 4055 } 4056 4057 return ci_enable_uvd_dpm(rdev, !gate); 4058 } 4059 4060 static u8 ci_get_vce_boot_level(struct radeon_device *rdev) 4061 { 4062 u8 i; 4063 u32 min_evclk = 30000; /* ??? */ 4064 struct radeon_vce_clock_voltage_dependency_table *table = 4065 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; 4066 4067 for (i = 0; i < table->count; i++) { 4068 if (table->entries[i].evclk >= min_evclk) 4069 return i; 4070 } 4071 4072 return table->count - 1; 4073 } 4074 4075 static int ci_update_vce_dpm(struct radeon_device *rdev, 4076 struct radeon_ps *radeon_new_state, 4077 struct radeon_ps *radeon_current_state) 4078 { 4079 struct ci_power_info *pi = ci_get_pi(rdev); 4080 int ret = 0; 4081 u32 tmp; 4082 4083 if (radeon_current_state->evclk != radeon_new_state->evclk) { 4084 if (radeon_new_state->evclk) { 4085 /* turn the clocks on when encoding */ 4086 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, false); 4087 4088 pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(rdev); 4089 tmp = RREG32_SMC(DPM_TABLE_475); 4090 tmp &= ~VceBootLevel_MASK; 4091 tmp |= VceBootLevel(pi->smc_state_table.VceBootLevel); 4092 WREG32_SMC(DPM_TABLE_475, tmp); 4093 4094 ret = ci_enable_vce_dpm(rdev, true); 4095 } else { 4096 /* turn the clocks off when not encoding */ 4097 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, true); 4098 4099 ret = ci_enable_vce_dpm(rdev, false); 4100 } 4101 } 4102 return ret; 4103 } 4104 4105 #if 0 4106 static int ci_update_samu_dpm(struct radeon_device *rdev, bool gate) 4107 { 4108 return ci_enable_samu_dpm(rdev, gate); 4109 } 4110 4111 static int ci_update_acp_dpm(struct radeon_device *rdev, bool gate) 4112 { 4113 struct ci_power_info *pi = ci_get_pi(rdev); 4114 u32 tmp; 4115 4116 if (!gate) { 4117 pi->smc_state_table.AcpBootLevel = 0; 4118 4119 tmp = RREG32_SMC(DPM_TABLE_475); 4120 tmp &= ~AcpBootLevel_MASK; 4121 tmp |= AcpBootLevel(pi->smc_state_table.AcpBootLevel); 4122 WREG32_SMC(DPM_TABLE_475, tmp); 4123 } 4124 4125 return ci_enable_acp_dpm(rdev, !gate); 4126 } 4127 #endif 4128 4129 static int ci_generate_dpm_level_enable_mask(struct radeon_device *rdev, 4130 struct radeon_ps *radeon_state) 4131 { 4132 struct ci_power_info *pi = ci_get_pi(rdev); 4133 int ret; 4134 4135 ret = ci_trim_dpm_states(rdev, radeon_state); 4136 if (ret) 4137 return ret; 4138 4139 pi->dpm_level_enable_mask.sclk_dpm_enable_mask = 4140 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.sclk_table); 4141 pi->dpm_level_enable_mask.mclk_dpm_enable_mask = 4142 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.mclk_table); 4143 pi->last_mclk_dpm_enable_mask = 4144 pi->dpm_level_enable_mask.mclk_dpm_enable_mask; 4145 if (pi->uvd_enabled) { 4146 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask & 1) 4147 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE; 4148 } 4149 pi->dpm_level_enable_mask.pcie_dpm_enable_mask = 4150 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.pcie_speed_table); 4151 4152 return 0; 4153 } 4154 4155 static u32 ci_get_lowest_enabled_level(struct radeon_device *rdev, 4156 u32 level_mask) 4157 { 4158 u32 level = 0; 4159 4160 while ((level_mask & (1 << level)) == 0) 4161 level++; 4162 4163 return level; 4164 } 4165 4166 4167 int ci_dpm_force_performance_level(struct radeon_device *rdev, 4168 enum radeon_dpm_forced_level level) 4169 { 4170 struct ci_power_info *pi = ci_get_pi(rdev); 4171 u32 tmp, levels, i; 4172 int ret; 4173 4174 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { 4175 if ((!pi->pcie_dpm_key_disabled) && 4176 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { 4177 levels = 0; 4178 tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask; 4179 while (tmp >>= 1) 4180 levels++; 4181 if (levels) { 4182 ret = ci_dpm_force_state_pcie(rdev, level); 4183 if (ret) 4184 return ret; 4185 for (i = 0; i < rdev->usec_timeout; i++) { 4186 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) & 4187 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT; 4188 if (tmp == levels) 4189 break; 4190 udelay(1); 4191 } 4192 } 4193 } 4194 if ((!pi->sclk_dpm_key_disabled) && 4195 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { 4196 levels = 0; 4197 tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask; 4198 while (tmp >>= 1) 4199 levels++; 4200 if (levels) { 4201 ret = ci_dpm_force_state_sclk(rdev, levels); 4202 if (ret) 4203 return ret; 4204 for (i = 0; i < rdev->usec_timeout; i++) { 4205 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4206 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT; 4207 if (tmp == levels) 4208 break; 4209 udelay(1); 4210 } 4211 } 4212 } 4213 if ((!pi->mclk_dpm_key_disabled) && 4214 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { 4215 levels = 0; 4216 tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask; 4217 while (tmp >>= 1) 4218 levels++; 4219 if (levels) { 4220 ret = ci_dpm_force_state_mclk(rdev, levels); 4221 if (ret) 4222 return ret; 4223 for (i = 0; i < rdev->usec_timeout; i++) { 4224 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4225 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT; 4226 if (tmp == levels) 4227 break; 4228 udelay(1); 4229 } 4230 } 4231 } 4232 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { 4233 if ((!pi->sclk_dpm_key_disabled) && 4234 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { 4235 levels = ci_get_lowest_enabled_level(rdev, 4236 pi->dpm_level_enable_mask.sclk_dpm_enable_mask); 4237 ret = ci_dpm_force_state_sclk(rdev, levels); 4238 if (ret) 4239 return ret; 4240 for (i = 0; i < rdev->usec_timeout; i++) { 4241 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4242 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT; 4243 if (tmp == levels) 4244 break; 4245 udelay(1); 4246 } 4247 } 4248 if ((!pi->mclk_dpm_key_disabled) && 4249 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { 4250 levels = ci_get_lowest_enabled_level(rdev, 4251 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 4252 ret = ci_dpm_force_state_mclk(rdev, levels); 4253 if (ret) 4254 return ret; 4255 for (i = 0; i < rdev->usec_timeout; i++) { 4256 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4257 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT; 4258 if (tmp == levels) 4259 break; 4260 udelay(1); 4261 } 4262 } 4263 if ((!pi->pcie_dpm_key_disabled) && 4264 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { 4265 levels = ci_get_lowest_enabled_level(rdev, 4266 pi->dpm_level_enable_mask.pcie_dpm_enable_mask); 4267 ret = ci_dpm_force_state_pcie(rdev, levels); 4268 if (ret) 4269 return ret; 4270 for (i = 0; i < rdev->usec_timeout; i++) { 4271 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) & 4272 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT; 4273 if (tmp == levels) 4274 break; 4275 udelay(1); 4276 } 4277 } 4278 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) { 4279 if (!pi->pcie_dpm_key_disabled) { 4280 PPSMC_Result smc_result; 4281 4282 smc_result = ci_send_msg_to_smc(rdev, 4283 PPSMC_MSG_PCIeDPM_UnForceLevel); 4284 if (smc_result != PPSMC_Result_OK) 4285 return -EINVAL; 4286 } 4287 ret = ci_upload_dpm_level_enable_mask(rdev); 4288 if (ret) 4289 return ret; 4290 } 4291 4292 rdev->pm.dpm.forced_level = level; 4293 4294 return 0; 4295 } 4296 4297 static int ci_set_mc_special_registers(struct radeon_device *rdev, 4298 struct ci_mc_reg_table *table) 4299 { 4300 struct ci_power_info *pi = ci_get_pi(rdev); 4301 u8 i, j, k; 4302 u32 temp_reg; 4303 4304 for (i = 0, j = table->last; i < table->last; i++) { 4305 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4306 return -EINVAL; 4307 switch(table->mc_reg_address[i].s1 << 2) { 4308 case MC_SEQ_MISC1: 4309 temp_reg = RREG32(MC_PMG_CMD_EMRS); 4310 table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2; 4311 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2; 4312 for (k = 0; k < table->num_entries; k++) { 4313 table->mc_reg_table_entry[k].mc_data[j] = 4314 ((temp_reg & 0xffff0000)) | ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16); 4315 } 4316 j++; 4317 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4318 return -EINVAL; 4319 4320 temp_reg = RREG32(MC_PMG_CMD_MRS); 4321 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2; 4322 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2; 4323 for (k = 0; k < table->num_entries; k++) { 4324 table->mc_reg_table_entry[k].mc_data[j] = 4325 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); 4326 if (!pi->mem_gddr5) 4327 table->mc_reg_table_entry[k].mc_data[j] |= 0x100; 4328 } 4329 j++; 4330 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4331 return -EINVAL; 4332 4333 if (!pi->mem_gddr5) { 4334 table->mc_reg_address[j].s1 = MC_PMG_AUTO_CMD >> 2; 4335 table->mc_reg_address[j].s0 = MC_PMG_AUTO_CMD >> 2; 4336 for (k = 0; k < table->num_entries; k++) { 4337 table->mc_reg_table_entry[k].mc_data[j] = 4338 (table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16; 4339 } 4340 j++; 4341 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4342 return -EINVAL; 4343 } 4344 break; 4345 case MC_SEQ_RESERVE_M: 4346 temp_reg = RREG32(MC_PMG_CMD_MRS1); 4347 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2; 4348 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2; 4349 for (k = 0; k < table->num_entries; k++) { 4350 table->mc_reg_table_entry[k].mc_data[j] = 4351 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); 4352 } 4353 j++; 4354 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4355 return -EINVAL; 4356 break; 4357 default: 4358 break; 4359 } 4360 4361 } 4362 4363 table->last = j; 4364 4365 return 0; 4366 } 4367 4368 static bool ci_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg) 4369 { 4370 bool result = true; 4371 4372 switch(in_reg) { 4373 case MC_SEQ_RAS_TIMING >> 2: 4374 *out_reg = MC_SEQ_RAS_TIMING_LP >> 2; 4375 break; 4376 case MC_SEQ_DLL_STBY >> 2: 4377 *out_reg = MC_SEQ_DLL_STBY_LP >> 2; 4378 break; 4379 case MC_SEQ_G5PDX_CMD0 >> 2: 4380 *out_reg = MC_SEQ_G5PDX_CMD0_LP >> 2; 4381 break; 4382 case MC_SEQ_G5PDX_CMD1 >> 2: 4383 *out_reg = MC_SEQ_G5PDX_CMD1_LP >> 2; 4384 break; 4385 case MC_SEQ_G5PDX_CTRL >> 2: 4386 *out_reg = MC_SEQ_G5PDX_CTRL_LP >> 2; 4387 break; 4388 case MC_SEQ_CAS_TIMING >> 2: 4389 *out_reg = MC_SEQ_CAS_TIMING_LP >> 2; 4390 break; 4391 case MC_SEQ_MISC_TIMING >> 2: 4392 *out_reg = MC_SEQ_MISC_TIMING_LP >> 2; 4393 break; 4394 case MC_SEQ_MISC_TIMING2 >> 2: 4395 *out_reg = MC_SEQ_MISC_TIMING2_LP >> 2; 4396 break; 4397 case MC_SEQ_PMG_DVS_CMD >> 2: 4398 *out_reg = MC_SEQ_PMG_DVS_CMD_LP >> 2; 4399 break; 4400 case MC_SEQ_PMG_DVS_CTL >> 2: 4401 *out_reg = MC_SEQ_PMG_DVS_CTL_LP >> 2; 4402 break; 4403 case MC_SEQ_RD_CTL_D0 >> 2: 4404 *out_reg = MC_SEQ_RD_CTL_D0_LP >> 2; 4405 break; 4406 case MC_SEQ_RD_CTL_D1 >> 2: 4407 *out_reg = MC_SEQ_RD_CTL_D1_LP >> 2; 4408 break; 4409 case MC_SEQ_WR_CTL_D0 >> 2: 4410 *out_reg = MC_SEQ_WR_CTL_D0_LP >> 2; 4411 break; 4412 case MC_SEQ_WR_CTL_D1 >> 2: 4413 *out_reg = MC_SEQ_WR_CTL_D1_LP >> 2; 4414 break; 4415 case MC_PMG_CMD_EMRS >> 2: 4416 *out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2; 4417 break; 4418 case MC_PMG_CMD_MRS >> 2: 4419 *out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2; 4420 break; 4421 case MC_PMG_CMD_MRS1 >> 2: 4422 *out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2; 4423 break; 4424 case MC_SEQ_PMG_TIMING >> 2: 4425 *out_reg = MC_SEQ_PMG_TIMING_LP >> 2; 4426 break; 4427 case MC_PMG_CMD_MRS2 >> 2: 4428 *out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2; 4429 break; 4430 case MC_SEQ_WR_CTL_2 >> 2: 4431 *out_reg = MC_SEQ_WR_CTL_2_LP >> 2; 4432 break; 4433 default: 4434 result = false; 4435 break; 4436 } 4437 4438 return result; 4439 } 4440 4441 static void ci_set_valid_flag(struct ci_mc_reg_table *table) 4442 { 4443 u8 i, j; 4444 4445 for (i = 0; i < table->last; i++) { 4446 for (j = 1; j < table->num_entries; j++) { 4447 if (table->mc_reg_table_entry[j-1].mc_data[i] != 4448 table->mc_reg_table_entry[j].mc_data[i]) { 4449 table->valid_flag |= 1 << i; 4450 break; 4451 } 4452 } 4453 } 4454 } 4455 4456 static void ci_set_s0_mc_reg_index(struct ci_mc_reg_table *table) 4457 { 4458 u32 i; 4459 u16 address; 4460 4461 for (i = 0; i < table->last; i++) { 4462 table->mc_reg_address[i].s0 = 4463 ci_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ? 4464 address : table->mc_reg_address[i].s1; 4465 } 4466 } 4467 4468 static int ci_copy_vbios_mc_reg_table(const struct atom_mc_reg_table *table, 4469 struct ci_mc_reg_table *ci_table) 4470 { 4471 u8 i, j; 4472 4473 if (table->last > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4474 return -EINVAL; 4475 if (table->num_entries > MAX_AC_TIMING_ENTRIES) 4476 return -EINVAL; 4477 4478 for (i = 0; i < table->last; i++) 4479 ci_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1; 4480 4481 ci_table->last = table->last; 4482 4483 for (i = 0; i < table->num_entries; i++) { 4484 ci_table->mc_reg_table_entry[i].mclk_max = 4485 table->mc_reg_table_entry[i].mclk_max; 4486 for (j = 0; j < table->last; j++) 4487 ci_table->mc_reg_table_entry[i].mc_data[j] = 4488 table->mc_reg_table_entry[i].mc_data[j]; 4489 } 4490 ci_table->num_entries = table->num_entries; 4491 4492 return 0; 4493 } 4494 4495 static int ci_register_patching_mc_seq(struct radeon_device *rdev, 4496 struct ci_mc_reg_table *table) 4497 { 4498 u8 i, k; 4499 u32 tmp; 4500 bool patch; 4501 4502 tmp = RREG32(MC_SEQ_MISC0); 4503 patch = ((tmp & 0x0000f00) == 0x300) ? true : false; 4504 4505 if (patch && 4506 ((rdev->pdev->device == 0x67B0) || 4507 (rdev->pdev->device == 0x67B1))) { 4508 for (i = 0; i < table->last; i++) { 4509 if (table->last >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4510 return -EINVAL; 4511 switch(table->mc_reg_address[i].s1 >> 2) { 4512 case MC_SEQ_MISC1: 4513 for (k = 0; k < table->num_entries; k++) { 4514 if ((table->mc_reg_table_entry[k].mclk_max == 125000) || 4515 (table->mc_reg_table_entry[k].mclk_max == 137500)) 4516 table->mc_reg_table_entry[k].mc_data[i] = 4517 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFF8) | 4518 0x00000007; 4519 } 4520 break; 4521 case MC_SEQ_WR_CTL_D0: 4522 for (k = 0; k < table->num_entries; k++) { 4523 if ((table->mc_reg_table_entry[k].mclk_max == 125000) || 4524 (table->mc_reg_table_entry[k].mclk_max == 137500)) 4525 table->mc_reg_table_entry[k].mc_data[i] = 4526 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) | 4527 0x0000D0DD; 4528 } 4529 break; 4530 case MC_SEQ_WR_CTL_D1: 4531 for (k = 0; k < table->num_entries; k++) { 4532 if ((table->mc_reg_table_entry[k].mclk_max == 125000) || 4533 (table->mc_reg_table_entry[k].mclk_max == 137500)) 4534 table->mc_reg_table_entry[k].mc_data[i] = 4535 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) | 4536 0x0000D0DD; 4537 } 4538 break; 4539 case MC_SEQ_WR_CTL_2: 4540 for (k = 0; k < table->num_entries; k++) { 4541 if ((table->mc_reg_table_entry[k].mclk_max == 125000) || 4542 (table->mc_reg_table_entry[k].mclk_max == 137500)) 4543 table->mc_reg_table_entry[k].mc_data[i] = 0; 4544 } 4545 break; 4546 case MC_SEQ_CAS_TIMING: 4547 for (k = 0; k < table->num_entries; k++) { 4548 if (table->mc_reg_table_entry[k].mclk_max == 125000) 4549 table->mc_reg_table_entry[k].mc_data[i] = 4550 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) | 4551 0x000C0140; 4552 else if (table->mc_reg_table_entry[k].mclk_max == 137500) 4553 table->mc_reg_table_entry[k].mc_data[i] = 4554 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) | 4555 0x000C0150; 4556 } 4557 break; 4558 case MC_SEQ_MISC_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] & 0xFFFFFFE0) | 4563 0x00000030; 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] & 0xFFFFFFE0) | 4567 0x00000035; 4568 } 4569 break; 4570 default: 4571 break; 4572 } 4573 } 4574 4575 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3); 4576 tmp = RREG32(MC_SEQ_IO_DEBUG_DATA); 4577 tmp = (tmp & 0xFFF8FFFF) | (1 << 16); 4578 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3); 4579 WREG32(MC_SEQ_IO_DEBUG_DATA, tmp); 4580 } 4581 4582 return 0; 4583 } 4584 4585 static int ci_initialize_mc_reg_table(struct radeon_device *rdev) 4586 { 4587 struct ci_power_info *pi = ci_get_pi(rdev); 4588 struct atom_mc_reg_table *table; 4589 struct ci_mc_reg_table *ci_table = &pi->mc_reg_table; 4590 u8 module_index = rv770_get_memory_module_index(rdev); 4591 int ret; 4592 4593 table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL); 4594 if (!table) 4595 return -ENOMEM; 4596 4597 WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING)); 4598 WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING)); 4599 WREG32(MC_SEQ_DLL_STBY_LP, RREG32(MC_SEQ_DLL_STBY)); 4600 WREG32(MC_SEQ_G5PDX_CMD0_LP, RREG32(MC_SEQ_G5PDX_CMD0)); 4601 WREG32(MC_SEQ_G5PDX_CMD1_LP, RREG32(MC_SEQ_G5PDX_CMD1)); 4602 WREG32(MC_SEQ_G5PDX_CTRL_LP, RREG32(MC_SEQ_G5PDX_CTRL)); 4603 WREG32(MC_SEQ_PMG_DVS_CMD_LP, RREG32(MC_SEQ_PMG_DVS_CMD)); 4604 WREG32(MC_SEQ_PMG_DVS_CTL_LP, RREG32(MC_SEQ_PMG_DVS_CTL)); 4605 WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING)); 4606 WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2)); 4607 WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS)); 4608 WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS)); 4609 WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1)); 4610 WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0)); 4611 WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1)); 4612 WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0)); 4613 WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1)); 4614 WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING)); 4615 WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2)); 4616 WREG32(MC_SEQ_WR_CTL_2_LP, RREG32(MC_SEQ_WR_CTL_2)); 4617 4618 ret = radeon_atom_init_mc_reg_table(rdev, module_index, table); 4619 if (ret) 4620 goto init_mc_done; 4621 4622 ret = ci_copy_vbios_mc_reg_table(table, ci_table); 4623 if (ret) 4624 goto init_mc_done; 4625 4626 ci_set_s0_mc_reg_index(ci_table); 4627 4628 ret = ci_register_patching_mc_seq(rdev, ci_table); 4629 if (ret) 4630 goto init_mc_done; 4631 4632 ret = ci_set_mc_special_registers(rdev, ci_table); 4633 if (ret) 4634 goto init_mc_done; 4635 4636 ci_set_valid_flag(ci_table); 4637 4638 init_mc_done: 4639 kfree(table); 4640 4641 return ret; 4642 } 4643 4644 static int ci_populate_mc_reg_addresses(struct radeon_device *rdev, 4645 SMU7_Discrete_MCRegisters *mc_reg_table) 4646 { 4647 struct ci_power_info *pi = ci_get_pi(rdev); 4648 u32 i, j; 4649 4650 for (i = 0, j = 0; j < pi->mc_reg_table.last; j++) { 4651 if (pi->mc_reg_table.valid_flag & (1 << j)) { 4652 if (i >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4653 return -EINVAL; 4654 mc_reg_table->address[i].s0 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s0); 4655 mc_reg_table->address[i].s1 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s1); 4656 i++; 4657 } 4658 } 4659 4660 mc_reg_table->last = (u8)i; 4661 4662 return 0; 4663 } 4664 4665 static void ci_convert_mc_registers(const struct ci_mc_reg_entry *entry, 4666 SMU7_Discrete_MCRegisterSet *data, 4667 u32 num_entries, u32 valid_flag) 4668 { 4669 u32 i, j; 4670 4671 for (i = 0, j = 0; j < num_entries; j++) { 4672 if (valid_flag & (1 << j)) { 4673 data->value[i] = cpu_to_be32(entry->mc_data[j]); 4674 i++; 4675 } 4676 } 4677 } 4678 4679 static void ci_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev, 4680 const u32 memory_clock, 4681 SMU7_Discrete_MCRegisterSet *mc_reg_table_data) 4682 { 4683 struct ci_power_info *pi = ci_get_pi(rdev); 4684 u32 i = 0; 4685 4686 for(i = 0; i < pi->mc_reg_table.num_entries; i++) { 4687 if (memory_clock <= pi->mc_reg_table.mc_reg_table_entry[i].mclk_max) 4688 break; 4689 } 4690 4691 if ((i == pi->mc_reg_table.num_entries) && (i > 0)) 4692 --i; 4693 4694 ci_convert_mc_registers(&pi->mc_reg_table.mc_reg_table_entry[i], 4695 mc_reg_table_data, pi->mc_reg_table.last, 4696 pi->mc_reg_table.valid_flag); 4697 } 4698 4699 static void ci_convert_mc_reg_table_to_smc(struct radeon_device *rdev, 4700 SMU7_Discrete_MCRegisters *mc_reg_table) 4701 { 4702 struct ci_power_info *pi = ci_get_pi(rdev); 4703 u32 i; 4704 4705 for (i = 0; i < pi->dpm_table.mclk_table.count; i++) 4706 ci_convert_mc_reg_table_entry_to_smc(rdev, 4707 pi->dpm_table.mclk_table.dpm_levels[i].value, 4708 &mc_reg_table->data[i]); 4709 } 4710 4711 static int ci_populate_initial_mc_reg_table(struct radeon_device *rdev) 4712 { 4713 struct ci_power_info *pi = ci_get_pi(rdev); 4714 int ret; 4715 4716 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters)); 4717 4718 ret = ci_populate_mc_reg_addresses(rdev, &pi->smc_mc_reg_table); 4719 if (ret) 4720 return ret; 4721 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table); 4722 4723 return ci_copy_bytes_to_smc(rdev, 4724 pi->mc_reg_table_start, 4725 (u8 *)&pi->smc_mc_reg_table, 4726 sizeof(SMU7_Discrete_MCRegisters), 4727 pi->sram_end); 4728 } 4729 4730 static int ci_update_and_upload_mc_reg_table(struct radeon_device *rdev) 4731 { 4732 struct ci_power_info *pi = ci_get_pi(rdev); 4733 4734 if (!(pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) 4735 return 0; 4736 4737 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters)); 4738 4739 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table); 4740 4741 return ci_copy_bytes_to_smc(rdev, 4742 pi->mc_reg_table_start + 4743 offsetof(SMU7_Discrete_MCRegisters, data[0]), 4744 (u8 *)&pi->smc_mc_reg_table.data[0], 4745 sizeof(SMU7_Discrete_MCRegisterSet) * 4746 pi->dpm_table.mclk_table.count, 4747 pi->sram_end); 4748 } 4749 4750 static void ci_enable_voltage_control(struct radeon_device *rdev) 4751 { 4752 u32 tmp = RREG32_SMC(GENERAL_PWRMGT); 4753 4754 tmp |= VOLT_PWRMGT_EN; 4755 WREG32_SMC(GENERAL_PWRMGT, tmp); 4756 } 4757 4758 static enum radeon_pcie_gen ci_get_maximum_link_speed(struct radeon_device *rdev, 4759 struct radeon_ps *radeon_state) 4760 { 4761 struct ci_ps *state = ci_get_ps(radeon_state); 4762 int i; 4763 u16 pcie_speed, max_speed = 0; 4764 4765 for (i = 0; i < state->performance_level_count; i++) { 4766 pcie_speed = state->performance_levels[i].pcie_gen; 4767 if (max_speed < pcie_speed) 4768 max_speed = pcie_speed; 4769 } 4770 4771 return max_speed; 4772 } 4773 4774 static u16 ci_get_current_pcie_speed(struct radeon_device *rdev) 4775 { 4776 u32 speed_cntl = 0; 4777 4778 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL) & LC_CURRENT_DATA_RATE_MASK; 4779 speed_cntl >>= LC_CURRENT_DATA_RATE_SHIFT; 4780 4781 return (u16)speed_cntl; 4782 } 4783 4784 static int ci_get_current_pcie_lane_number(struct radeon_device *rdev) 4785 { 4786 u32 link_width = 0; 4787 4788 link_width = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL) & LC_LINK_WIDTH_RD_MASK; 4789 link_width >>= LC_LINK_WIDTH_RD_SHIFT; 4790 4791 switch (link_width) { 4792 case RADEON_PCIE_LC_LINK_WIDTH_X1: 4793 return 1; 4794 case RADEON_PCIE_LC_LINK_WIDTH_X2: 4795 return 2; 4796 case RADEON_PCIE_LC_LINK_WIDTH_X4: 4797 return 4; 4798 case RADEON_PCIE_LC_LINK_WIDTH_X8: 4799 return 8; 4800 case RADEON_PCIE_LC_LINK_WIDTH_X12: 4801 /* not actually supported */ 4802 return 12; 4803 case RADEON_PCIE_LC_LINK_WIDTH_X0: 4804 case RADEON_PCIE_LC_LINK_WIDTH_X16: 4805 default: 4806 return 16; 4807 } 4808 } 4809 4810 static void ci_request_link_speed_change_before_state_change(struct radeon_device *rdev, 4811 struct radeon_ps *radeon_new_state, 4812 struct radeon_ps *radeon_current_state) 4813 { 4814 struct ci_power_info *pi = ci_get_pi(rdev); 4815 enum radeon_pcie_gen target_link_speed = 4816 ci_get_maximum_link_speed(rdev, radeon_new_state); 4817 enum radeon_pcie_gen current_link_speed; 4818 4819 if (pi->force_pcie_gen == RADEON_PCIE_GEN_INVALID) 4820 current_link_speed = ci_get_maximum_link_speed(rdev, radeon_current_state); 4821 else 4822 current_link_speed = pi->force_pcie_gen; 4823 4824 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID; 4825 pi->pspp_notify_required = false; 4826 if (target_link_speed > current_link_speed) { 4827 switch (target_link_speed) { 4828 #ifdef CONFIG_ACPI 4829 case RADEON_PCIE_GEN3: 4830 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN3, false) == 0) 4831 break; 4832 pi->force_pcie_gen = RADEON_PCIE_GEN2; 4833 if (current_link_speed == RADEON_PCIE_GEN2) 4834 break; 4835 fallthrough; 4836 case RADEON_PCIE_GEN2: 4837 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, false) == 0) 4838 break; 4839 fallthrough; 4840 #endif 4841 default: 4842 pi->force_pcie_gen = ci_get_current_pcie_speed(rdev); 4843 break; 4844 } 4845 } else { 4846 if (target_link_speed < current_link_speed) 4847 pi->pspp_notify_required = true; 4848 } 4849 } 4850 4851 static void ci_notify_link_speed_change_after_state_change(struct radeon_device *rdev, 4852 struct radeon_ps *radeon_new_state, 4853 struct radeon_ps *radeon_current_state) 4854 { 4855 struct ci_power_info *pi = ci_get_pi(rdev); 4856 enum radeon_pcie_gen target_link_speed = 4857 ci_get_maximum_link_speed(rdev, radeon_new_state); 4858 u8 request; 4859 4860 if (pi->pspp_notify_required) { 4861 if (target_link_speed == RADEON_PCIE_GEN3) 4862 request = PCIE_PERF_REQ_PECI_GEN3; 4863 else if (target_link_speed == RADEON_PCIE_GEN2) 4864 request = PCIE_PERF_REQ_PECI_GEN2; 4865 else 4866 request = PCIE_PERF_REQ_PECI_GEN1; 4867 4868 if ((request == PCIE_PERF_REQ_PECI_GEN1) && 4869 (ci_get_current_pcie_speed(rdev) > 0)) 4870 return; 4871 4872 #ifdef CONFIG_ACPI 4873 radeon_acpi_pcie_performance_request(rdev, request, false); 4874 #endif 4875 } 4876 } 4877 4878 static int ci_set_private_data_variables_based_on_pptable(struct radeon_device *rdev) 4879 { 4880 struct ci_power_info *pi = ci_get_pi(rdev); 4881 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table = 4882 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 4883 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddc_table = 4884 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk; 4885 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddci_table = 4886 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk; 4887 4888 if (allowed_sclk_vddc_table == NULL) 4889 return -EINVAL; 4890 if (allowed_sclk_vddc_table->count < 1) 4891 return -EINVAL; 4892 if (allowed_mclk_vddc_table == NULL) 4893 return -EINVAL; 4894 if (allowed_mclk_vddc_table->count < 1) 4895 return -EINVAL; 4896 if (allowed_mclk_vddci_table == NULL) 4897 return -EINVAL; 4898 if (allowed_mclk_vddci_table->count < 1) 4899 return -EINVAL; 4900 4901 pi->min_vddc_in_pp_table = allowed_sclk_vddc_table->entries[0].v; 4902 pi->max_vddc_in_pp_table = 4903 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v; 4904 4905 pi->min_vddci_in_pp_table = allowed_mclk_vddci_table->entries[0].v; 4906 pi->max_vddci_in_pp_table = 4907 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v; 4908 4909 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk = 4910 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk; 4911 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk = 4912 allowed_mclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk; 4913 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc = 4914 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v; 4915 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci = 4916 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v; 4917 4918 return 0; 4919 } 4920 4921 static void ci_patch_with_vddc_leakage(struct radeon_device *rdev, u16 *vddc) 4922 { 4923 struct ci_power_info *pi = ci_get_pi(rdev); 4924 struct ci_leakage_voltage *leakage_table = &pi->vddc_leakage; 4925 u32 leakage_index; 4926 4927 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) { 4928 if (leakage_table->leakage_id[leakage_index] == *vddc) { 4929 *vddc = leakage_table->actual_voltage[leakage_index]; 4930 break; 4931 } 4932 } 4933 } 4934 4935 static void ci_patch_with_vddci_leakage(struct radeon_device *rdev, u16 *vddci) 4936 { 4937 struct ci_power_info *pi = ci_get_pi(rdev); 4938 struct ci_leakage_voltage *leakage_table = &pi->vddci_leakage; 4939 u32 leakage_index; 4940 4941 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) { 4942 if (leakage_table->leakage_id[leakage_index] == *vddci) { 4943 *vddci = leakage_table->actual_voltage[leakage_index]; 4944 break; 4945 } 4946 } 4947 } 4948 4949 static void ci_patch_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, 4950 struct radeon_clock_voltage_dependency_table *table) 4951 { 4952 u32 i; 4953 4954 if (table) { 4955 for (i = 0; i < table->count; i++) 4956 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); 4957 } 4958 } 4959 4960 static void ci_patch_clock_voltage_dependency_table_with_vddci_leakage(struct radeon_device *rdev, 4961 struct radeon_clock_voltage_dependency_table *table) 4962 { 4963 u32 i; 4964 4965 if (table) { 4966 for (i = 0; i < table->count; i++) 4967 ci_patch_with_vddci_leakage(rdev, &table->entries[i].v); 4968 } 4969 } 4970 4971 static void ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, 4972 struct radeon_vce_clock_voltage_dependency_table *table) 4973 { 4974 u32 i; 4975 4976 if (table) { 4977 for (i = 0; i < table->count; i++) 4978 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); 4979 } 4980 } 4981 4982 static void ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, 4983 struct radeon_uvd_clock_voltage_dependency_table *table) 4984 { 4985 u32 i; 4986 4987 if (table) { 4988 for (i = 0; i < table->count; i++) 4989 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); 4990 } 4991 } 4992 4993 static void ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(struct radeon_device *rdev, 4994 struct radeon_phase_shedding_limits_table *table) 4995 { 4996 u32 i; 4997 4998 if (table) { 4999 for (i = 0; i < table->count; i++) 5000 ci_patch_with_vddc_leakage(rdev, &table->entries[i].voltage); 5001 } 5002 } 5003 5004 static void ci_patch_clock_voltage_limits_with_vddc_leakage(struct radeon_device *rdev, 5005 struct radeon_clock_and_voltage_limits *table) 5006 { 5007 if (table) { 5008 ci_patch_with_vddc_leakage(rdev, (u16 *)&table->vddc); 5009 ci_patch_with_vddci_leakage(rdev, (u16 *)&table->vddci); 5010 } 5011 } 5012 5013 static void ci_patch_cac_leakage_table_with_vddc_leakage(struct radeon_device *rdev, 5014 struct radeon_cac_leakage_table *table) 5015 { 5016 u32 i; 5017 5018 if (table) { 5019 for (i = 0; i < table->count; i++) 5020 ci_patch_with_vddc_leakage(rdev, &table->entries[i].vddc); 5021 } 5022 } 5023 5024 static void ci_patch_dependency_tables_with_leakage(struct radeon_device *rdev) 5025 { 5026 5027 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5028 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk); 5029 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5030 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk); 5031 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5032 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk); 5033 ci_patch_clock_voltage_dependency_table_with_vddci_leakage(rdev, 5034 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk); 5035 ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5036 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table); 5037 ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5038 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table); 5039 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5040 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table); 5041 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5042 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table); 5043 ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(rdev, 5044 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table); 5045 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev, 5046 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac); 5047 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev, 5048 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc); 5049 ci_patch_cac_leakage_table_with_vddc_leakage(rdev, 5050 &rdev->pm.dpm.dyn_state.cac_leakage_table); 5051 5052 } 5053 5054 static void ci_get_memory_type(struct radeon_device *rdev) 5055 { 5056 struct ci_power_info *pi = ci_get_pi(rdev); 5057 u32 tmp; 5058 5059 tmp = RREG32(MC_SEQ_MISC0); 5060 5061 if (((tmp & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT) == 5062 MC_SEQ_MISC0_GDDR5_VALUE) 5063 pi->mem_gddr5 = true; 5064 else 5065 pi->mem_gddr5 = false; 5066 5067 } 5068 5069 static void ci_update_current_ps(struct radeon_device *rdev, 5070 struct radeon_ps *rps) 5071 { 5072 struct ci_ps *new_ps = ci_get_ps(rps); 5073 struct ci_power_info *pi = ci_get_pi(rdev); 5074 5075 pi->current_rps = *rps; 5076 pi->current_ps = *new_ps; 5077 pi->current_rps.ps_priv = &pi->current_ps; 5078 } 5079 5080 static void ci_update_requested_ps(struct radeon_device *rdev, 5081 struct radeon_ps *rps) 5082 { 5083 struct ci_ps *new_ps = ci_get_ps(rps); 5084 struct ci_power_info *pi = ci_get_pi(rdev); 5085 5086 pi->requested_rps = *rps; 5087 pi->requested_ps = *new_ps; 5088 pi->requested_rps.ps_priv = &pi->requested_ps; 5089 } 5090 5091 int ci_dpm_pre_set_power_state(struct radeon_device *rdev) 5092 { 5093 struct ci_power_info *pi = ci_get_pi(rdev); 5094 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps; 5095 struct radeon_ps *new_ps = &requested_ps; 5096 5097 ci_update_requested_ps(rdev, new_ps); 5098 5099 ci_apply_state_adjust_rules(rdev, &pi->requested_rps); 5100 5101 return 0; 5102 } 5103 5104 void ci_dpm_post_set_power_state(struct radeon_device *rdev) 5105 { 5106 struct ci_power_info *pi = ci_get_pi(rdev); 5107 struct radeon_ps *new_ps = &pi->requested_rps; 5108 5109 ci_update_current_ps(rdev, new_ps); 5110 } 5111 5112 5113 void ci_dpm_setup_asic(struct radeon_device *rdev) 5114 { 5115 int r; 5116 5117 r = ci_mc_load_microcode(rdev); 5118 if (r) 5119 DRM_ERROR("Failed to load MC firmware!\n"); 5120 ci_read_clock_registers(rdev); 5121 ci_get_memory_type(rdev); 5122 ci_enable_acpi_power_management(rdev); 5123 ci_init_sclk_t(rdev); 5124 } 5125 5126 int ci_dpm_enable(struct radeon_device *rdev) 5127 { 5128 struct ci_power_info *pi = ci_get_pi(rdev); 5129 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; 5130 int ret; 5131 5132 if (ci_is_smc_running(rdev)) 5133 return -EINVAL; 5134 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) { 5135 ci_enable_voltage_control(rdev); 5136 ret = ci_construct_voltage_tables(rdev); 5137 if (ret) { 5138 DRM_ERROR("ci_construct_voltage_tables failed\n"); 5139 return ret; 5140 } 5141 } 5142 if (pi->caps_dynamic_ac_timing) { 5143 ret = ci_initialize_mc_reg_table(rdev); 5144 if (ret) 5145 pi->caps_dynamic_ac_timing = false; 5146 } 5147 if (pi->dynamic_ss) 5148 ci_enable_spread_spectrum(rdev, true); 5149 if (pi->thermal_protection) 5150 ci_enable_thermal_protection(rdev, true); 5151 ci_program_sstp(rdev); 5152 ci_enable_display_gap(rdev); 5153 ci_program_vc(rdev); 5154 ret = ci_upload_firmware(rdev); 5155 if (ret) { 5156 DRM_ERROR("ci_upload_firmware failed\n"); 5157 return ret; 5158 } 5159 ret = ci_process_firmware_header(rdev); 5160 if (ret) { 5161 DRM_ERROR("ci_process_firmware_header failed\n"); 5162 return ret; 5163 } 5164 ret = ci_initial_switch_from_arb_f0_to_f1(rdev); 5165 if (ret) { 5166 DRM_ERROR("ci_initial_switch_from_arb_f0_to_f1 failed\n"); 5167 return ret; 5168 } 5169 ret = ci_init_smc_table(rdev); 5170 if (ret) { 5171 DRM_ERROR("ci_init_smc_table failed\n"); 5172 return ret; 5173 } 5174 ret = ci_init_arb_table_index(rdev); 5175 if (ret) { 5176 DRM_ERROR("ci_init_arb_table_index failed\n"); 5177 return ret; 5178 } 5179 if (pi->caps_dynamic_ac_timing) { 5180 ret = ci_populate_initial_mc_reg_table(rdev); 5181 if (ret) { 5182 DRM_ERROR("ci_populate_initial_mc_reg_table failed\n"); 5183 return ret; 5184 } 5185 } 5186 ret = ci_populate_pm_base(rdev); 5187 if (ret) { 5188 DRM_ERROR("ci_populate_pm_base failed\n"); 5189 return ret; 5190 } 5191 ci_dpm_start_smc(rdev); 5192 ci_enable_vr_hot_gpio_interrupt(rdev); 5193 ret = ci_notify_smc_display_change(rdev, false); 5194 if (ret) { 5195 DRM_ERROR("ci_notify_smc_display_change failed\n"); 5196 return ret; 5197 } 5198 ci_enable_sclk_control(rdev, true); 5199 ret = ci_enable_ulv(rdev, true); 5200 if (ret) { 5201 DRM_ERROR("ci_enable_ulv failed\n"); 5202 return ret; 5203 } 5204 ret = ci_enable_ds_master_switch(rdev, true); 5205 if (ret) { 5206 DRM_ERROR("ci_enable_ds_master_switch failed\n"); 5207 return ret; 5208 } 5209 ret = ci_start_dpm(rdev); 5210 if (ret) { 5211 DRM_ERROR("ci_start_dpm failed\n"); 5212 return ret; 5213 } 5214 ret = ci_enable_didt(rdev, true); 5215 if (ret) { 5216 DRM_ERROR("ci_enable_didt failed\n"); 5217 return ret; 5218 } 5219 ret = ci_enable_smc_cac(rdev, true); 5220 if (ret) { 5221 DRM_ERROR("ci_enable_smc_cac failed\n"); 5222 return ret; 5223 } 5224 ret = ci_enable_power_containment(rdev, true); 5225 if (ret) { 5226 DRM_ERROR("ci_enable_power_containment failed\n"); 5227 return ret; 5228 } 5229 5230 ret = ci_power_control_set_level(rdev); 5231 if (ret) { 5232 DRM_ERROR("ci_power_control_set_level failed\n"); 5233 return ret; 5234 } 5235 5236 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true); 5237 5238 ret = ci_enable_thermal_based_sclk_dpm(rdev, true); 5239 if (ret) { 5240 DRM_ERROR("ci_enable_thermal_based_sclk_dpm failed\n"); 5241 return ret; 5242 } 5243 5244 ci_thermal_start_thermal_controller(rdev); 5245 5246 ci_update_current_ps(rdev, boot_ps); 5247 5248 return 0; 5249 } 5250 5251 static int ci_set_temperature_range(struct radeon_device *rdev) 5252 { 5253 int ret; 5254 5255 ret = ci_thermal_enable_alert(rdev, false); 5256 if (ret) 5257 return ret; 5258 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); 5259 if (ret) 5260 return ret; 5261 ret = ci_thermal_enable_alert(rdev, true); 5262 if (ret) 5263 return ret; 5264 5265 return ret; 5266 } 5267 5268 int ci_dpm_late_enable(struct radeon_device *rdev) 5269 { 5270 int ret; 5271 5272 ret = ci_set_temperature_range(rdev); 5273 if (ret) 5274 return ret; 5275 5276 ci_dpm_powergate_uvd(rdev, true); 5277 5278 return 0; 5279 } 5280 5281 void ci_dpm_disable(struct radeon_device *rdev) 5282 { 5283 struct ci_power_info *pi = ci_get_pi(rdev); 5284 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; 5285 5286 ci_dpm_powergate_uvd(rdev, false); 5287 5288 if (!ci_is_smc_running(rdev)) 5289 return; 5290 5291 ci_thermal_stop_thermal_controller(rdev); 5292 5293 if (pi->thermal_protection) 5294 ci_enable_thermal_protection(rdev, false); 5295 ci_enable_power_containment(rdev, false); 5296 ci_enable_smc_cac(rdev, false); 5297 ci_enable_didt(rdev, false); 5298 ci_enable_spread_spectrum(rdev, false); 5299 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false); 5300 ci_stop_dpm(rdev); 5301 ci_enable_ds_master_switch(rdev, false); 5302 ci_enable_ulv(rdev, false); 5303 ci_clear_vc(rdev); 5304 ci_reset_to_default(rdev); 5305 ci_dpm_stop_smc(rdev); 5306 ci_force_switch_to_arb_f0(rdev); 5307 ci_enable_thermal_based_sclk_dpm(rdev, false); 5308 5309 ci_update_current_ps(rdev, boot_ps); 5310 } 5311 5312 int ci_dpm_set_power_state(struct radeon_device *rdev) 5313 { 5314 struct ci_power_info *pi = ci_get_pi(rdev); 5315 struct radeon_ps *new_ps = &pi->requested_rps; 5316 struct radeon_ps *old_ps = &pi->current_rps; 5317 int ret; 5318 5319 ci_find_dpm_states_clocks_in_dpm_table(rdev, new_ps); 5320 if (pi->pcie_performance_request) 5321 ci_request_link_speed_change_before_state_change(rdev, new_ps, old_ps); 5322 ret = ci_freeze_sclk_mclk_dpm(rdev); 5323 if (ret) { 5324 DRM_ERROR("ci_freeze_sclk_mclk_dpm failed\n"); 5325 return ret; 5326 } 5327 ret = ci_populate_and_upload_sclk_mclk_dpm_levels(rdev, new_ps); 5328 if (ret) { 5329 DRM_ERROR("ci_populate_and_upload_sclk_mclk_dpm_levels failed\n"); 5330 return ret; 5331 } 5332 ret = ci_generate_dpm_level_enable_mask(rdev, new_ps); 5333 if (ret) { 5334 DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n"); 5335 return ret; 5336 } 5337 5338 ret = ci_update_vce_dpm(rdev, new_ps, old_ps); 5339 if (ret) { 5340 DRM_ERROR("ci_update_vce_dpm failed\n"); 5341 return ret; 5342 } 5343 5344 ret = ci_update_sclk_t(rdev); 5345 if (ret) { 5346 DRM_ERROR("ci_update_sclk_t failed\n"); 5347 return ret; 5348 } 5349 if (pi->caps_dynamic_ac_timing) { 5350 ret = ci_update_and_upload_mc_reg_table(rdev); 5351 if (ret) { 5352 DRM_ERROR("ci_update_and_upload_mc_reg_table failed\n"); 5353 return ret; 5354 } 5355 } 5356 ret = ci_program_memory_timing_parameters(rdev); 5357 if (ret) { 5358 DRM_ERROR("ci_program_memory_timing_parameters failed\n"); 5359 return ret; 5360 } 5361 ret = ci_unfreeze_sclk_mclk_dpm(rdev); 5362 if (ret) { 5363 DRM_ERROR("ci_unfreeze_sclk_mclk_dpm failed\n"); 5364 return ret; 5365 } 5366 ret = ci_upload_dpm_level_enable_mask(rdev); 5367 if (ret) { 5368 DRM_ERROR("ci_upload_dpm_level_enable_mask failed\n"); 5369 return ret; 5370 } 5371 if (pi->pcie_performance_request) 5372 ci_notify_link_speed_change_after_state_change(rdev, new_ps, old_ps); 5373 5374 return 0; 5375 } 5376 5377 #if 0 5378 void ci_dpm_reset_asic(struct radeon_device *rdev) 5379 { 5380 ci_set_boot_state(rdev); 5381 } 5382 #endif 5383 5384 void ci_dpm_display_configuration_changed(struct radeon_device *rdev) 5385 { 5386 ci_program_display_gap(rdev); 5387 } 5388 5389 union power_info { 5390 struct _ATOM_POWERPLAY_INFO info; 5391 struct _ATOM_POWERPLAY_INFO_V2 info_2; 5392 struct _ATOM_POWERPLAY_INFO_V3 info_3; 5393 struct _ATOM_PPLIB_POWERPLAYTABLE pplib; 5394 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2; 5395 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3; 5396 }; 5397 5398 union pplib_clock_info { 5399 struct _ATOM_PPLIB_R600_CLOCK_INFO r600; 5400 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780; 5401 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen; 5402 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo; 5403 struct _ATOM_PPLIB_SI_CLOCK_INFO si; 5404 struct _ATOM_PPLIB_CI_CLOCK_INFO ci; 5405 }; 5406 5407 union pplib_power_state { 5408 struct _ATOM_PPLIB_STATE v1; 5409 struct _ATOM_PPLIB_STATE_V2 v2; 5410 }; 5411 5412 static void ci_parse_pplib_non_clock_info(struct radeon_device *rdev, 5413 struct radeon_ps *rps, 5414 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info, 5415 u8 table_rev) 5416 { 5417 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings); 5418 rps->class = le16_to_cpu(non_clock_info->usClassification); 5419 rps->class2 = le16_to_cpu(non_clock_info->usClassification2); 5420 5421 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) { 5422 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK); 5423 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK); 5424 } else { 5425 rps->vclk = 0; 5426 rps->dclk = 0; 5427 } 5428 5429 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) 5430 rdev->pm.dpm.boot_ps = rps; 5431 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) 5432 rdev->pm.dpm.uvd_ps = rps; 5433 } 5434 5435 static void ci_parse_pplib_clock_info(struct radeon_device *rdev, 5436 struct radeon_ps *rps, int index, 5437 union pplib_clock_info *clock_info) 5438 { 5439 struct ci_power_info *pi = ci_get_pi(rdev); 5440 struct ci_ps *ps = ci_get_ps(rps); 5441 struct ci_pl *pl = &ps->performance_levels[index]; 5442 5443 ps->performance_level_count = index + 1; 5444 5445 pl->sclk = le16_to_cpu(clock_info->ci.usEngineClockLow); 5446 pl->sclk |= clock_info->ci.ucEngineClockHigh << 16; 5447 pl->mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow); 5448 pl->mclk |= clock_info->ci.ucMemoryClockHigh << 16; 5449 5450 pl->pcie_gen = r600_get_pcie_gen_support(rdev, 5451 pi->sys_pcie_mask, 5452 pi->vbios_boot_state.pcie_gen_bootup_value, 5453 clock_info->ci.ucPCIEGen); 5454 pl->pcie_lane = r600_get_pcie_lane_support(rdev, 5455 pi->vbios_boot_state.pcie_lane_bootup_value, 5456 le16_to_cpu(clock_info->ci.usPCIELane)); 5457 5458 if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) { 5459 pi->acpi_pcie_gen = pl->pcie_gen; 5460 } 5461 5462 if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) { 5463 pi->ulv.supported = true; 5464 pi->ulv.pl = *pl; 5465 pi->ulv.cg_ulv_parameter = CISLANDS_CGULVPARAMETER_DFLT; 5466 } 5467 5468 /* patch up boot state */ 5469 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) { 5470 pl->mclk = pi->vbios_boot_state.mclk_bootup_value; 5471 pl->sclk = pi->vbios_boot_state.sclk_bootup_value; 5472 pl->pcie_gen = pi->vbios_boot_state.pcie_gen_bootup_value; 5473 pl->pcie_lane = pi->vbios_boot_state.pcie_lane_bootup_value; 5474 } 5475 5476 switch (rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) { 5477 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY: 5478 pi->use_pcie_powersaving_levels = true; 5479 if (pi->pcie_gen_powersaving.max < pl->pcie_gen) 5480 pi->pcie_gen_powersaving.max = pl->pcie_gen; 5481 if (pi->pcie_gen_powersaving.min > pl->pcie_gen) 5482 pi->pcie_gen_powersaving.min = pl->pcie_gen; 5483 if (pi->pcie_lane_powersaving.max < pl->pcie_lane) 5484 pi->pcie_lane_powersaving.max = pl->pcie_lane; 5485 if (pi->pcie_lane_powersaving.min > pl->pcie_lane) 5486 pi->pcie_lane_powersaving.min = pl->pcie_lane; 5487 break; 5488 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE: 5489 pi->use_pcie_performance_levels = true; 5490 if (pi->pcie_gen_performance.max < pl->pcie_gen) 5491 pi->pcie_gen_performance.max = pl->pcie_gen; 5492 if (pi->pcie_gen_performance.min > pl->pcie_gen) 5493 pi->pcie_gen_performance.min = pl->pcie_gen; 5494 if (pi->pcie_lane_performance.max < pl->pcie_lane) 5495 pi->pcie_lane_performance.max = pl->pcie_lane; 5496 if (pi->pcie_lane_performance.min > pl->pcie_lane) 5497 pi->pcie_lane_performance.min = pl->pcie_lane; 5498 break; 5499 default: 5500 break; 5501 } 5502 } 5503 5504 static int ci_parse_power_table(struct radeon_device *rdev) 5505 { 5506 struct radeon_mode_info *mode_info = &rdev->mode_info; 5507 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info; 5508 union pplib_power_state *power_state; 5509 int i, j, k, non_clock_array_index, clock_array_index; 5510 union pplib_clock_info *clock_info; 5511 struct _StateArray *state_array; 5512 struct _ClockInfoArray *clock_info_array; 5513 struct _NonClockInfoArray *non_clock_info_array; 5514 union power_info *power_info; 5515 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); 5516 u16 data_offset; 5517 u8 frev, crev; 5518 u8 *power_state_offset; 5519 struct ci_ps *ps; 5520 int ret; 5521 5522 if (!atom_parse_data_header(mode_info->atom_context, index, NULL, 5523 &frev, &crev, &data_offset)) 5524 return -EINVAL; 5525 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); 5526 5527 state_array = (struct _StateArray *) 5528 (mode_info->atom_context->bios + data_offset + 5529 le16_to_cpu(power_info->pplib.usStateArrayOffset)); 5530 clock_info_array = (struct _ClockInfoArray *) 5531 (mode_info->atom_context->bios + data_offset + 5532 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset)); 5533 non_clock_info_array = (struct _NonClockInfoArray *) 5534 (mode_info->atom_context->bios + data_offset + 5535 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset)); 5536 5537 rdev->pm.dpm.ps = kcalloc(state_array->ucNumEntries, 5538 sizeof(struct radeon_ps), 5539 GFP_KERNEL); 5540 if (!rdev->pm.dpm.ps) 5541 return -ENOMEM; 5542 power_state_offset = (u8 *)state_array->states; 5543 rdev->pm.dpm.num_ps = 0; 5544 for (i = 0; i < state_array->ucNumEntries; i++) { 5545 u8 *idx; 5546 power_state = (union pplib_power_state *)power_state_offset; 5547 non_clock_array_index = power_state->v2.nonClockInfoIndex; 5548 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *) 5549 &non_clock_info_array->nonClockInfo[non_clock_array_index]; 5550 if (!rdev->pm.power_state[i].clock_info) { 5551 ret = -EINVAL; 5552 goto err_free_ps; 5553 } 5554 ps = kzalloc(sizeof(struct ci_ps), GFP_KERNEL); 5555 if (ps == NULL) { 5556 ret = -ENOMEM; 5557 goto err_free_ps; 5558 } 5559 rdev->pm.dpm.ps[i].ps_priv = ps; 5560 ci_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i], 5561 non_clock_info, 5562 non_clock_info_array->ucEntrySize); 5563 k = 0; 5564 idx = (u8 *)&power_state->v2.clockInfoIndex[0]; 5565 for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) { 5566 clock_array_index = idx[j]; 5567 if (clock_array_index >= clock_info_array->ucNumEntries) 5568 continue; 5569 if (k >= CISLANDS_MAX_HARDWARE_POWERLEVELS) 5570 break; 5571 clock_info = (union pplib_clock_info *) 5572 ((u8 *)&clock_info_array->clockInfo[0] + 5573 (clock_array_index * clock_info_array->ucEntrySize)); 5574 ci_parse_pplib_clock_info(rdev, 5575 &rdev->pm.dpm.ps[i], k, 5576 clock_info); 5577 k++; 5578 } 5579 power_state_offset += 2 + power_state->v2.ucNumDPMLevels; 5580 rdev->pm.dpm.num_ps = i + 1; 5581 } 5582 5583 /* fill in the vce power states */ 5584 for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) { 5585 u32 sclk, mclk; 5586 clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx; 5587 clock_info = (union pplib_clock_info *) 5588 &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize]; 5589 sclk = le16_to_cpu(clock_info->ci.usEngineClockLow); 5590 sclk |= clock_info->ci.ucEngineClockHigh << 16; 5591 mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow); 5592 mclk |= clock_info->ci.ucMemoryClockHigh << 16; 5593 rdev->pm.dpm.vce_states[i].sclk = sclk; 5594 rdev->pm.dpm.vce_states[i].mclk = mclk; 5595 } 5596 5597 return 0; 5598 5599 err_free_ps: 5600 for (i = 0; i < rdev->pm.dpm.num_ps; i++) 5601 kfree(rdev->pm.dpm.ps[i].ps_priv); 5602 kfree(rdev->pm.dpm.ps); 5603 return ret; 5604 } 5605 5606 static int ci_get_vbios_boot_values(struct radeon_device *rdev, 5607 struct ci_vbios_boot_state *boot_state) 5608 { 5609 struct radeon_mode_info *mode_info = &rdev->mode_info; 5610 int index = GetIndexIntoMasterTable(DATA, FirmwareInfo); 5611 ATOM_FIRMWARE_INFO_V2_2 *firmware_info; 5612 u8 frev, crev; 5613 u16 data_offset; 5614 5615 if (atom_parse_data_header(mode_info->atom_context, index, NULL, 5616 &frev, &crev, &data_offset)) { 5617 firmware_info = 5618 (ATOM_FIRMWARE_INFO_V2_2 *)(mode_info->atom_context->bios + 5619 data_offset); 5620 boot_state->mvdd_bootup_value = le16_to_cpu(firmware_info->usBootUpMVDDCVoltage); 5621 boot_state->vddc_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCVoltage); 5622 boot_state->vddci_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCIVoltage); 5623 boot_state->pcie_gen_bootup_value = ci_get_current_pcie_speed(rdev); 5624 boot_state->pcie_lane_bootup_value = ci_get_current_pcie_lane_number(rdev); 5625 boot_state->sclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultEngineClock); 5626 boot_state->mclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultMemoryClock); 5627 5628 return 0; 5629 } 5630 return -EINVAL; 5631 } 5632 5633 void ci_dpm_fini(struct radeon_device *rdev) 5634 { 5635 int i; 5636 5637 for (i = 0; i < rdev->pm.dpm.num_ps; i++) { 5638 kfree(rdev->pm.dpm.ps[i].ps_priv); 5639 } 5640 kfree(rdev->pm.dpm.ps); 5641 kfree(rdev->pm.dpm.priv); 5642 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries); 5643 r600_free_extended_power_table(rdev); 5644 } 5645 5646 int ci_dpm_init(struct radeon_device *rdev) 5647 { 5648 int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info); 5649 SMU7_Discrete_DpmTable *dpm_table; 5650 struct radeon_gpio_rec gpio; 5651 u16 data_offset, size; 5652 u8 frev, crev; 5653 struct ci_power_info *pi; 5654 enum pci_bus_speed speed_cap = PCI_SPEED_UNKNOWN; 5655 struct pci_dev *root = rdev->pdev->bus->self; 5656 int ret; 5657 5658 pi = kzalloc(sizeof(struct ci_power_info), GFP_KERNEL); 5659 if (pi == NULL) 5660 return -ENOMEM; 5661 rdev->pm.dpm.priv = pi; 5662 5663 if (!pci_is_root_bus(rdev->pdev->bus)) 5664 speed_cap = pcie_get_speed_cap(root); 5665 if (speed_cap == PCI_SPEED_UNKNOWN) { 5666 pi->sys_pcie_mask = 0; 5667 } else { 5668 if (speed_cap == PCIE_SPEED_8_0GT) 5669 pi->sys_pcie_mask = RADEON_PCIE_SPEED_25 | 5670 RADEON_PCIE_SPEED_50 | 5671 RADEON_PCIE_SPEED_80; 5672 else if (speed_cap == PCIE_SPEED_5_0GT) 5673 pi->sys_pcie_mask = RADEON_PCIE_SPEED_25 | 5674 RADEON_PCIE_SPEED_50; 5675 else 5676 pi->sys_pcie_mask = RADEON_PCIE_SPEED_25; 5677 } 5678 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID; 5679 5680 pi->pcie_gen_performance.max = RADEON_PCIE_GEN1; 5681 pi->pcie_gen_performance.min = RADEON_PCIE_GEN3; 5682 pi->pcie_gen_powersaving.max = RADEON_PCIE_GEN1; 5683 pi->pcie_gen_powersaving.min = RADEON_PCIE_GEN3; 5684 5685 pi->pcie_lane_performance.max = 0; 5686 pi->pcie_lane_performance.min = 16; 5687 pi->pcie_lane_powersaving.max = 0; 5688 pi->pcie_lane_powersaving.min = 16; 5689 5690 ret = ci_get_vbios_boot_values(rdev, &pi->vbios_boot_state); 5691 if (ret) { 5692 kfree(rdev->pm.dpm.priv); 5693 return ret; 5694 } 5695 5696 ret = r600_get_platform_caps(rdev); 5697 if (ret) { 5698 kfree(rdev->pm.dpm.priv); 5699 return ret; 5700 } 5701 5702 ret = r600_parse_extended_power_table(rdev); 5703 if (ret) { 5704 kfree(rdev->pm.dpm.priv); 5705 return ret; 5706 } 5707 5708 ret = ci_parse_power_table(rdev); 5709 if (ret) { 5710 kfree(rdev->pm.dpm.priv); 5711 r600_free_extended_power_table(rdev); 5712 return ret; 5713 } 5714 5715 pi->dll_default_on = false; 5716 pi->sram_end = SMC_RAM_END; 5717 5718 pi->activity_target[0] = CISLAND_TARGETACTIVITY_DFLT; 5719 pi->activity_target[1] = CISLAND_TARGETACTIVITY_DFLT; 5720 pi->activity_target[2] = CISLAND_TARGETACTIVITY_DFLT; 5721 pi->activity_target[3] = CISLAND_TARGETACTIVITY_DFLT; 5722 pi->activity_target[4] = CISLAND_TARGETACTIVITY_DFLT; 5723 pi->activity_target[5] = CISLAND_TARGETACTIVITY_DFLT; 5724 pi->activity_target[6] = CISLAND_TARGETACTIVITY_DFLT; 5725 pi->activity_target[7] = CISLAND_TARGETACTIVITY_DFLT; 5726 5727 pi->mclk_activity_target = CISLAND_MCLK_TARGETACTIVITY_DFLT; 5728 5729 pi->sclk_dpm_key_disabled = 0; 5730 pi->mclk_dpm_key_disabled = 0; 5731 pi->pcie_dpm_key_disabled = 0; 5732 pi->thermal_sclk_dpm_enabled = 0; 5733 5734 /* mclk dpm is unstable on some R7 260X cards with the old mc ucode */ 5735 if ((rdev->pdev->device == 0x6658) && 5736 (rdev->mc_fw->size == (BONAIRE_MC_UCODE_SIZE * 4))) { 5737 pi->mclk_dpm_key_disabled = 1; 5738 } 5739 5740 pi->caps_sclk_ds = true; 5741 5742 pi->mclk_strobe_mode_threshold = 40000; 5743 pi->mclk_stutter_mode_threshold = 40000; 5744 pi->mclk_edc_enable_threshold = 40000; 5745 pi->mclk_edc_wr_enable_threshold = 40000; 5746 5747 ci_initialize_powertune_defaults(rdev); 5748 5749 pi->caps_fps = false; 5750 5751 pi->caps_sclk_throttle_low_notification = false; 5752 5753 pi->caps_uvd_dpm = true; 5754 pi->caps_vce_dpm = true; 5755 5756 ci_get_leakage_voltages(rdev); 5757 ci_patch_dependency_tables_with_leakage(rdev); 5758 ci_set_private_data_variables_based_on_pptable(rdev); 5759 5760 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries = 5761 kcalloc(4, 5762 sizeof(struct radeon_clock_voltage_dependency_entry), 5763 GFP_KERNEL); 5764 if (!rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) { 5765 ci_dpm_fini(rdev); 5766 return -ENOMEM; 5767 } 5768 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4; 5769 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0; 5770 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0; 5771 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000; 5772 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720; 5773 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000; 5774 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810; 5775 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000; 5776 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900; 5777 5778 rdev->pm.dpm.dyn_state.mclk_sclk_ratio = 4; 5779 rdev->pm.dpm.dyn_state.sclk_mclk_delta = 15000; 5780 rdev->pm.dpm.dyn_state.vddc_vddci_delta = 200; 5781 5782 rdev->pm.dpm.dyn_state.valid_sclk_values.count = 0; 5783 rdev->pm.dpm.dyn_state.valid_sclk_values.values = NULL; 5784 rdev->pm.dpm.dyn_state.valid_mclk_values.count = 0; 5785 rdev->pm.dpm.dyn_state.valid_mclk_values.values = NULL; 5786 5787 if (rdev->family == CHIP_HAWAII) { 5788 pi->thermal_temp_setting.temperature_low = 94500; 5789 pi->thermal_temp_setting.temperature_high = 95000; 5790 pi->thermal_temp_setting.temperature_shutdown = 104000; 5791 } else { 5792 pi->thermal_temp_setting.temperature_low = 99500; 5793 pi->thermal_temp_setting.temperature_high = 100000; 5794 pi->thermal_temp_setting.temperature_shutdown = 104000; 5795 } 5796 5797 pi->uvd_enabled = false; 5798 5799 dpm_table = &pi->smc_state_table; 5800 5801 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_VRHOT_GPIO_PINID); 5802 if (gpio.valid) { 5803 dpm_table->VRHotGpio = gpio.shift; 5804 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_REGULATOR_HOT; 5805 } else { 5806 dpm_table->VRHotGpio = CISLANDS_UNUSED_GPIO_PIN; 5807 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_REGULATOR_HOT; 5808 } 5809 5810 gpio = radeon_atombios_lookup_gpio(rdev, PP_AC_DC_SWITCH_GPIO_PINID); 5811 if (gpio.valid) { 5812 dpm_table->AcDcGpio = gpio.shift; 5813 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_HARDWAREDC; 5814 } else { 5815 dpm_table->AcDcGpio = CISLANDS_UNUSED_GPIO_PIN; 5816 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_HARDWAREDC; 5817 } 5818 5819 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_PCC_GPIO_PINID); 5820 if (gpio.valid) { 5821 u32 tmp = RREG32_SMC(CNB_PWRMGT_CNTL); 5822 5823 switch (gpio.shift) { 5824 case 0: 5825 tmp &= ~GNB_SLOW_MODE_MASK; 5826 tmp |= GNB_SLOW_MODE(1); 5827 break; 5828 case 1: 5829 tmp &= ~GNB_SLOW_MODE_MASK; 5830 tmp |= GNB_SLOW_MODE(2); 5831 break; 5832 case 2: 5833 tmp |= GNB_SLOW; 5834 break; 5835 case 3: 5836 tmp |= FORCE_NB_PS1; 5837 break; 5838 case 4: 5839 tmp |= DPM_ENABLED; 5840 break; 5841 default: 5842 DRM_DEBUG("Invalid PCC GPIO: %u!\n", gpio.shift); 5843 break; 5844 } 5845 WREG32_SMC(CNB_PWRMGT_CNTL, tmp); 5846 } 5847 5848 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_NONE; 5849 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_NONE; 5850 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_NONE; 5851 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_GPIO_LUT)) 5852 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; 5853 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2)) 5854 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; 5855 5856 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL) { 5857 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT)) 5858 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; 5859 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2)) 5860 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; 5861 else 5862 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL; 5863 } 5864 5865 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_MVDDCONTROL) { 5866 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT)) 5867 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; 5868 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_SVID2)) 5869 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; 5870 else 5871 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_MVDDCONTROL; 5872 } 5873 5874 pi->vddc_phase_shed_control = true; 5875 5876 #if defined(CONFIG_ACPI) 5877 pi->pcie_performance_request = 5878 radeon_acpi_is_pcie_performance_request_supported(rdev); 5879 #else 5880 pi->pcie_performance_request = false; 5881 #endif 5882 5883 if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size, 5884 &frev, &crev, &data_offset)) { 5885 pi->caps_sclk_ss_support = true; 5886 pi->caps_mclk_ss_support = true; 5887 pi->dynamic_ss = true; 5888 } else { 5889 pi->caps_sclk_ss_support = false; 5890 pi->caps_mclk_ss_support = false; 5891 pi->dynamic_ss = true; 5892 } 5893 5894 if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE) 5895 pi->thermal_protection = true; 5896 else 5897 pi->thermal_protection = false; 5898 5899 pi->caps_dynamic_ac_timing = true; 5900 5901 pi->uvd_power_gated = false; 5902 5903 /* make sure dc limits are valid */ 5904 if ((rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) || 5905 (rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0)) 5906 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc = 5907 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 5908 5909 pi->fan_ctrl_is_in_default_mode = true; 5910 5911 return 0; 5912 } 5913 5914 void ci_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, 5915 struct seq_file *m) 5916 { 5917 struct ci_power_info *pi = ci_get_pi(rdev); 5918 struct radeon_ps *rps = &pi->current_rps; 5919 u32 sclk = ci_get_average_sclk_freq(rdev); 5920 u32 mclk = ci_get_average_mclk_freq(rdev); 5921 5922 seq_printf(m, "uvd %sabled\n", pi->uvd_enabled ? "en" : "dis"); 5923 seq_printf(m, "vce %sabled\n", rps->vce_active ? "en" : "dis"); 5924 seq_printf(m, "power level avg sclk: %u mclk: %u\n", 5925 sclk, mclk); 5926 } 5927 5928 void ci_dpm_print_power_state(struct radeon_device *rdev, 5929 struct radeon_ps *rps) 5930 { 5931 struct ci_ps *ps = ci_get_ps(rps); 5932 struct ci_pl *pl; 5933 int i; 5934 5935 r600_dpm_print_class_info(rps->class, rps->class2); 5936 r600_dpm_print_cap_info(rps->caps); 5937 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk); 5938 for (i = 0; i < ps->performance_level_count; i++) { 5939 pl = &ps->performance_levels[i]; 5940 printk("\t\tpower level %d sclk: %u mclk: %u pcie gen: %u pcie lanes: %u\n", 5941 i, pl->sclk, pl->mclk, pl->pcie_gen + 1, pl->pcie_lane); 5942 } 5943 r600_dpm_print_ps_status(rdev, rps); 5944 } 5945 5946 u32 ci_dpm_get_current_sclk(struct radeon_device *rdev) 5947 { 5948 u32 sclk = ci_get_average_sclk_freq(rdev); 5949 5950 return sclk; 5951 } 5952 5953 u32 ci_dpm_get_current_mclk(struct radeon_device *rdev) 5954 { 5955 u32 mclk = ci_get_average_mclk_freq(rdev); 5956 5957 return mclk; 5958 } 5959 5960 u32 ci_dpm_get_sclk(struct radeon_device *rdev, bool low) 5961 { 5962 struct ci_power_info *pi = ci_get_pi(rdev); 5963 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps); 5964 5965 if (low) 5966 return requested_state->performance_levels[0].sclk; 5967 else 5968 return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk; 5969 } 5970 5971 u32 ci_dpm_get_mclk(struct radeon_device *rdev, bool low) 5972 { 5973 struct ci_power_info *pi = ci_get_pi(rdev); 5974 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps); 5975 5976 if (low) 5977 return requested_state->performance_levels[0].mclk; 5978 else 5979 return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk; 5980 } 5981