1 /* 2 * Copyright 2013 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 24 #include <linux/firmware.h> 25 #include "drmP.h" 26 #include "radeon.h" 27 #include "radeon_asic.h" 28 #include "radeon_ucode.h" 29 #include "cikd.h" 30 #include "r600_dpm.h" 31 #include "ci_dpm.h" 32 #include "atom.h" 33 #include <linux/seq_file.h> 34 35 #define MC_CG_ARB_FREQ_F0 0x0a 36 #define MC_CG_ARB_FREQ_F1 0x0b 37 #define MC_CG_ARB_FREQ_F2 0x0c 38 #define MC_CG_ARB_FREQ_F3 0x0d 39 40 #define SMC_RAM_END 0x40000 41 42 #define VOLTAGE_SCALE 4 43 #define VOLTAGE_VID_OFFSET_SCALE1 625 44 #define VOLTAGE_VID_OFFSET_SCALE2 100 45 46 static const struct ci_pt_defaults defaults_hawaii_xt = 47 { 48 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0xB0000, 49 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 }, 50 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 } 51 }; 52 53 static const struct ci_pt_defaults defaults_hawaii_pro = 54 { 55 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0x65062, 56 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 }, 57 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 } 58 }; 59 60 static const struct ci_pt_defaults defaults_bonaire_xt = 61 { 62 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000, 63 { 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61 }, 64 { 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 } 65 }; 66 67 static const struct ci_pt_defaults defaults_bonaire_pro = 68 { 69 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0x65062, 70 { 0x8C, 0x23F, 0x244, 0xA6, 0x83, 0x85, 0x86, 0x86, 0x83, 0xDB, 0xDB, 0xDA, 0x67, 0x60, 0x5F }, 71 { 0x187, 0x193, 0x193, 0x1C7, 0x1D1, 0x1D1, 0x210, 0x219, 0x219, 0x266, 0x26C, 0x26C, 0x2C9, 0x2CB, 0x2CB } 72 }; 73 74 static const struct ci_pt_defaults defaults_saturn_xt = 75 { 76 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x70000, 77 { 0x8C, 0x247, 0x249, 0xA6, 0x80, 0x81, 0x8B, 0x89, 0x86, 0xC9, 0xCA, 0xC9, 0x4D, 0x4D, 0x4D }, 78 { 0x187, 0x187, 0x187, 0x1C7, 0x1C7, 0x1C7, 0x210, 0x210, 0x210, 0x266, 0x266, 0x266, 0x2C9, 0x2C9, 0x2C9 } 79 }; 80 81 static const struct ci_pt_defaults defaults_saturn_pro = 82 { 83 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x30000, 84 { 0x96, 0x21D, 0x23B, 0xA1, 0x85, 0x87, 0x83, 0x84, 0x81, 0xE6, 0xE6, 0xE6, 0x71, 0x6A, 0x6A }, 85 { 0x193, 0x19E, 0x19E, 0x1D2, 0x1DC, 0x1DC, 0x21A, 0x223, 0x223, 0x26E, 0x27E, 0x274, 0x2CF, 0x2D2, 0x2D2 } 86 }; 87 88 static const struct ci_pt_config_reg didt_config_ci[] = 89 { 90 { 0x10, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 91 { 0x10, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 92 { 0x10, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 93 { 0x10, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 94 { 0x11, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 95 { 0x11, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 96 { 0x11, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 97 { 0x11, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 98 { 0x12, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 99 { 0x12, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 100 { 0x12, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 101 { 0x12, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 102 { 0x2, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 103 { 0x2, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 104 { 0x2, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 105 { 0x1, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 106 { 0x1, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 107 { 0x0, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 108 { 0x30, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 109 { 0x30, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 110 { 0x30, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 111 { 0x30, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 112 { 0x31, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 113 { 0x31, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 114 { 0x31, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 115 { 0x31, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 116 { 0x32, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 117 { 0x32, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 118 { 0x32, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 119 { 0x32, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 120 { 0x22, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 121 { 0x22, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 122 { 0x22, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 123 { 0x21, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 124 { 0x21, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 125 { 0x20, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 126 { 0x50, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 127 { 0x50, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 128 { 0x50, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 129 { 0x50, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 130 { 0x51, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 131 { 0x51, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 132 { 0x51, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 133 { 0x51, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 134 { 0x52, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 135 { 0x52, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 136 { 0x52, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 137 { 0x52, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 138 { 0x42, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 139 { 0x42, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 140 { 0x42, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 141 { 0x41, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 142 { 0x41, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 143 { 0x40, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 144 { 0x70, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 145 { 0x70, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 146 { 0x70, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 147 { 0x70, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 148 { 0x71, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 149 { 0x71, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 150 { 0x71, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 151 { 0x71, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 152 { 0x72, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 153 { 0x72, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 154 { 0x72, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 155 { 0x72, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 156 { 0x62, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, 157 { 0x62, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, 158 { 0x62, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, 159 { 0x61, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 160 { 0x61, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, 161 { 0x60, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, 162 { 0xFFFFFFFF } 163 }; 164 165 extern u8 rv770_get_memory_module_index(struct radeon_device *rdev); 166 extern int ni_copy_and_switch_arb_sets(struct radeon_device *rdev, 167 u32 arb_freq_src, u32 arb_freq_dest); 168 extern u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock); 169 extern u8 si_get_mclk_frequency_ratio(u32 memory_clock, bool strobe_mode); 170 extern void si_trim_voltage_table_to_fit_state_table(struct radeon_device *rdev, 171 u32 max_voltage_steps, 172 struct atom_voltage_table *voltage_table); 173 extern void cik_enter_rlc_safe_mode(struct radeon_device *rdev); 174 extern void cik_exit_rlc_safe_mode(struct radeon_device *rdev); 175 extern int ci_mc_load_microcode(struct radeon_device *rdev); 176 extern void cik_update_cg(struct radeon_device *rdev, 177 u32 block, bool enable); 178 179 static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev, 180 struct atom_voltage_table_entry *voltage_table, 181 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd); 182 static int ci_set_power_limit(struct radeon_device *rdev, u32 n); 183 static int ci_set_overdrive_target_tdp(struct radeon_device *rdev, 184 u32 target_tdp); 185 static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate); 186 187 static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev, 188 PPSMC_Msg msg, u32 parameter); 189 190 static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev); 191 static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev); 192 193 static struct ci_power_info *ci_get_pi(struct radeon_device *rdev) 194 { 195 struct ci_power_info *pi = rdev->pm.dpm.priv; 196 197 return pi; 198 } 199 200 static struct ci_ps *ci_get_ps(struct radeon_ps *rps) 201 { 202 struct ci_ps *ps = rps->ps_priv; 203 204 return ps; 205 } 206 207 static void ci_initialize_powertune_defaults(struct radeon_device *rdev) 208 { 209 struct ci_power_info *pi = ci_get_pi(rdev); 210 211 switch (rdev->pdev->device) { 212 case 0x6649: 213 case 0x6650: 214 case 0x6651: 215 case 0x6658: 216 case 0x665C: 217 case 0x665D: 218 default: 219 pi->powertune_defaults = &defaults_bonaire_xt; 220 break; 221 case 0x6640: 222 case 0x6641: 223 case 0x6646: 224 case 0x6647: 225 pi->powertune_defaults = &defaults_saturn_xt; 226 break; 227 case 0x67B8: 228 case 0x67B0: 229 pi->powertune_defaults = &defaults_hawaii_xt; 230 break; 231 case 0x67BA: 232 case 0x67B1: 233 pi->powertune_defaults = &defaults_hawaii_pro; 234 break; 235 case 0x67A0: 236 case 0x67A1: 237 case 0x67A2: 238 case 0x67A8: 239 case 0x67A9: 240 case 0x67AA: 241 case 0x67B9: 242 case 0x67BE: 243 pi->powertune_defaults = &defaults_bonaire_xt; 244 break; 245 } 246 247 pi->dte_tj_offset = 0; 248 249 pi->caps_power_containment = true; 250 pi->caps_cac = false; 251 pi->caps_sq_ramping = false; 252 pi->caps_db_ramping = false; 253 pi->caps_td_ramping = false; 254 pi->caps_tcp_ramping = false; 255 256 if (pi->caps_power_containment) { 257 pi->caps_cac = true; 258 if (rdev->family == CHIP_HAWAII) 259 pi->enable_bapm_feature = false; 260 else 261 pi->enable_bapm_feature = true; 262 pi->enable_tdc_limit_feature = true; 263 pi->enable_pkg_pwr_tracking_feature = true; 264 } 265 } 266 267 static u8 ci_convert_to_vid(u16 vddc) 268 { 269 return (6200 - (vddc * VOLTAGE_SCALE)) / 25; 270 } 271 272 static int ci_populate_bapm_vddc_vid_sidd(struct radeon_device *rdev) 273 { 274 struct ci_power_info *pi = ci_get_pi(rdev); 275 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd; 276 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd; 277 u8 *hi2_vid = pi->smc_powertune_table.BapmVddCVidHiSidd2; 278 u32 i; 279 280 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries == NULL) 281 return -EINVAL; 282 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count > 8) 283 return -EINVAL; 284 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count != 285 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count) 286 return -EINVAL; 287 288 for (i = 0; i < rdev->pm.dpm.dyn_state.cac_leakage_table.count; i++) { 289 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { 290 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1); 291 hi_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2); 292 hi2_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3); 293 } else { 294 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc); 295 hi_vid[i] = ci_convert_to_vid((u16)rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage); 296 } 297 } 298 return 0; 299 } 300 301 static int ci_populate_vddc_vid(struct radeon_device *rdev) 302 { 303 struct ci_power_info *pi = ci_get_pi(rdev); 304 u8 *vid = pi->smc_powertune_table.VddCVid; 305 u32 i; 306 307 if (pi->vddc_voltage_table.count > 8) 308 return -EINVAL; 309 310 for (i = 0; i < pi->vddc_voltage_table.count; i++) 311 vid[i] = ci_convert_to_vid(pi->vddc_voltage_table.entries[i].value); 312 313 return 0; 314 } 315 316 static int ci_populate_svi_load_line(struct radeon_device *rdev) 317 { 318 struct ci_power_info *pi = ci_get_pi(rdev); 319 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; 320 321 pi->smc_powertune_table.SviLoadLineEn = pt_defaults->svi_load_line_en; 322 pi->smc_powertune_table.SviLoadLineVddC = pt_defaults->svi_load_line_vddc; 323 pi->smc_powertune_table.SviLoadLineTrimVddC = 3; 324 pi->smc_powertune_table.SviLoadLineOffsetVddC = 0; 325 326 return 0; 327 } 328 329 static int ci_populate_tdc_limit(struct radeon_device *rdev) 330 { 331 struct ci_power_info *pi = ci_get_pi(rdev); 332 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; 333 u16 tdc_limit; 334 335 tdc_limit = rdev->pm.dpm.dyn_state.cac_tdp_table->tdc * 256; 336 pi->smc_powertune_table.TDC_VDDC_PkgLimit = cpu_to_be16(tdc_limit); 337 pi->smc_powertune_table.TDC_VDDC_ThrottleReleaseLimitPerc = 338 pt_defaults->tdc_vddc_throttle_release_limit_perc; 339 pi->smc_powertune_table.TDC_MAWt = pt_defaults->tdc_mawt; 340 341 return 0; 342 } 343 344 static int ci_populate_dw8(struct radeon_device *rdev) 345 { 346 struct ci_power_info *pi = ci_get_pi(rdev); 347 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; 348 int ret; 349 350 ret = ci_read_smc_sram_dword(rdev, 351 SMU7_FIRMWARE_HEADER_LOCATION + 352 offsetof(SMU7_Firmware_Header, PmFuseTable) + 353 offsetof(SMU7_Discrete_PmFuses, TdcWaterfallCtl), 354 (u32 *)&pi->smc_powertune_table.TdcWaterfallCtl, 355 pi->sram_end); 356 if (ret) 357 return -EINVAL; 358 else 359 pi->smc_powertune_table.TdcWaterfallCtl = pt_defaults->tdc_waterfall_ctl; 360 361 return 0; 362 } 363 364 static int ci_populate_fuzzy_fan(struct radeon_device *rdev) 365 { 366 struct ci_power_info *pi = ci_get_pi(rdev); 367 368 if ((rdev->pm.dpm.fan.fan_output_sensitivity & (1 << 15)) || 369 (rdev->pm.dpm.fan.fan_output_sensitivity == 0)) 370 rdev->pm.dpm.fan.fan_output_sensitivity = 371 rdev->pm.dpm.fan.default_fan_output_sensitivity; 372 373 pi->smc_powertune_table.FuzzyFan_PwmSetDelta = 374 cpu_to_be16(rdev->pm.dpm.fan.fan_output_sensitivity); 375 376 return 0; 377 } 378 379 static int ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(struct radeon_device *rdev) 380 { 381 struct ci_power_info *pi = ci_get_pi(rdev); 382 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd; 383 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd; 384 int i, min, max; 385 386 min = max = hi_vid[0]; 387 for (i = 0; i < 8; i++) { 388 if (0 != hi_vid[i]) { 389 if (min > hi_vid[i]) 390 min = hi_vid[i]; 391 if (max < hi_vid[i]) 392 max = hi_vid[i]; 393 } 394 395 if (0 != lo_vid[i]) { 396 if (min > lo_vid[i]) 397 min = lo_vid[i]; 398 if (max < lo_vid[i]) 399 max = lo_vid[i]; 400 } 401 } 402 403 if ((min == 0) || (max == 0)) 404 return -EINVAL; 405 pi->smc_powertune_table.GnbLPMLMaxVid = (u8)max; 406 pi->smc_powertune_table.GnbLPMLMinVid = (u8)min; 407 408 return 0; 409 } 410 411 static int ci_populate_bapm_vddc_base_leakage_sidd(struct radeon_device *rdev) 412 { 413 struct ci_power_info *pi = ci_get_pi(rdev); 414 u16 hi_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd; 415 u16 lo_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd; 416 struct radeon_cac_tdp_table *cac_tdp_table = 417 rdev->pm.dpm.dyn_state.cac_tdp_table; 418 419 hi_sidd = cac_tdp_table->high_cac_leakage / 100 * 256; 420 lo_sidd = cac_tdp_table->low_cac_leakage / 100 * 256; 421 422 pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd = cpu_to_be16(hi_sidd); 423 pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd = cpu_to_be16(lo_sidd); 424 425 return 0; 426 } 427 428 static int ci_populate_bapm_parameters_in_dpm_table(struct radeon_device *rdev) 429 { 430 struct ci_power_info *pi = ci_get_pi(rdev); 431 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; 432 SMU7_Discrete_DpmTable *dpm_table = &pi->smc_state_table; 433 struct radeon_cac_tdp_table *cac_tdp_table = 434 rdev->pm.dpm.dyn_state.cac_tdp_table; 435 struct radeon_ppm_table *ppm = rdev->pm.dpm.dyn_state.ppm_table; 436 int i, j, k; 437 const u16 *def1; 438 const u16 *def2; 439 440 dpm_table->DefaultTdp = cac_tdp_table->tdp * 256; 441 dpm_table->TargetTdp = cac_tdp_table->configurable_tdp * 256; 442 443 dpm_table->DTETjOffset = (u8)pi->dte_tj_offset; 444 dpm_table->GpuTjMax = 445 (u8)(pi->thermal_temp_setting.temperature_high / 1000); 446 dpm_table->GpuTjHyst = 8; 447 448 dpm_table->DTEAmbientTempBase = pt_defaults->dte_ambient_temp_base; 449 450 if (ppm) { 451 dpm_table->PPM_PkgPwrLimit = cpu_to_be16((u16)ppm->dgpu_tdp * 256 / 1000); 452 dpm_table->PPM_TemperatureLimit = cpu_to_be16((u16)ppm->tj_max * 256); 453 } else { 454 dpm_table->PPM_PkgPwrLimit = cpu_to_be16(0); 455 dpm_table->PPM_TemperatureLimit = cpu_to_be16(0); 456 } 457 458 dpm_table->BAPM_TEMP_GRADIENT = cpu_to_be32(pt_defaults->bapm_temp_gradient); 459 def1 = pt_defaults->bapmti_r; 460 def2 = pt_defaults->bapmti_rc; 461 462 for (i = 0; i < SMU7_DTE_ITERATIONS; i++) { 463 for (j = 0; j < SMU7_DTE_SOURCES; j++) { 464 for (k = 0; k < SMU7_DTE_SINKS; k++) { 465 dpm_table->BAPMTI_R[i][j][k] = cpu_to_be16(*def1); 466 dpm_table->BAPMTI_RC[i][j][k] = cpu_to_be16(*def2); 467 def1++; 468 def2++; 469 } 470 } 471 } 472 473 return 0; 474 } 475 476 static int ci_populate_pm_base(struct radeon_device *rdev) 477 { 478 struct ci_power_info *pi = ci_get_pi(rdev); 479 u32 pm_fuse_table_offset; 480 int ret; 481 482 if (pi->caps_power_containment) { 483 ret = ci_read_smc_sram_dword(rdev, 484 SMU7_FIRMWARE_HEADER_LOCATION + 485 offsetof(SMU7_Firmware_Header, PmFuseTable), 486 &pm_fuse_table_offset, pi->sram_end); 487 if (ret) 488 return ret; 489 ret = ci_populate_bapm_vddc_vid_sidd(rdev); 490 if (ret) 491 return ret; 492 ret = ci_populate_vddc_vid(rdev); 493 if (ret) 494 return ret; 495 ret = ci_populate_svi_load_line(rdev); 496 if (ret) 497 return ret; 498 ret = ci_populate_tdc_limit(rdev); 499 if (ret) 500 return ret; 501 ret = ci_populate_dw8(rdev); 502 if (ret) 503 return ret; 504 ret = ci_populate_fuzzy_fan(rdev); 505 if (ret) 506 return ret; 507 ret = ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(rdev); 508 if (ret) 509 return ret; 510 ret = ci_populate_bapm_vddc_base_leakage_sidd(rdev); 511 if (ret) 512 return ret; 513 ret = ci_copy_bytes_to_smc(rdev, pm_fuse_table_offset, 514 (u8 *)&pi->smc_powertune_table, 515 sizeof(SMU7_Discrete_PmFuses), pi->sram_end); 516 if (ret) 517 return ret; 518 } 519 520 return 0; 521 } 522 523 static void ci_do_enable_didt(struct radeon_device *rdev, const bool enable) 524 { 525 struct ci_power_info *pi = ci_get_pi(rdev); 526 u32 data; 527 528 if (pi->caps_sq_ramping) { 529 data = RREG32_DIDT(DIDT_SQ_CTRL0); 530 if (enable) 531 data |= DIDT_CTRL_EN; 532 else 533 data &= ~DIDT_CTRL_EN; 534 WREG32_DIDT(DIDT_SQ_CTRL0, data); 535 } 536 537 if (pi->caps_db_ramping) { 538 data = RREG32_DIDT(DIDT_DB_CTRL0); 539 if (enable) 540 data |= DIDT_CTRL_EN; 541 else 542 data &= ~DIDT_CTRL_EN; 543 WREG32_DIDT(DIDT_DB_CTRL0, data); 544 } 545 546 if (pi->caps_td_ramping) { 547 data = RREG32_DIDT(DIDT_TD_CTRL0); 548 if (enable) 549 data |= DIDT_CTRL_EN; 550 else 551 data &= ~DIDT_CTRL_EN; 552 WREG32_DIDT(DIDT_TD_CTRL0, data); 553 } 554 555 if (pi->caps_tcp_ramping) { 556 data = RREG32_DIDT(DIDT_TCP_CTRL0); 557 if (enable) 558 data |= DIDT_CTRL_EN; 559 else 560 data &= ~DIDT_CTRL_EN; 561 WREG32_DIDT(DIDT_TCP_CTRL0, data); 562 } 563 } 564 565 static int ci_program_pt_config_registers(struct radeon_device *rdev, 566 const struct ci_pt_config_reg *cac_config_regs) 567 { 568 const struct ci_pt_config_reg *config_regs = cac_config_regs; 569 u32 data; 570 u32 cache = 0; 571 572 if (config_regs == NULL) 573 return -EINVAL; 574 575 while (config_regs->offset != 0xFFFFFFFF) { 576 if (config_regs->type == CISLANDS_CONFIGREG_CACHE) { 577 cache |= ((config_regs->value << config_regs->shift) & config_regs->mask); 578 } else { 579 switch (config_regs->type) { 580 case CISLANDS_CONFIGREG_SMC_IND: 581 data = RREG32_SMC(config_regs->offset); 582 break; 583 case CISLANDS_CONFIGREG_DIDT_IND: 584 data = RREG32_DIDT(config_regs->offset); 585 break; 586 default: 587 data = RREG32(config_regs->offset << 2); 588 break; 589 } 590 591 data &= ~config_regs->mask; 592 data |= ((config_regs->value << config_regs->shift) & config_regs->mask); 593 data |= cache; 594 595 switch (config_regs->type) { 596 case CISLANDS_CONFIGREG_SMC_IND: 597 WREG32_SMC(config_regs->offset, data); 598 break; 599 case CISLANDS_CONFIGREG_DIDT_IND: 600 WREG32_DIDT(config_regs->offset, data); 601 break; 602 default: 603 WREG32(config_regs->offset << 2, data); 604 break; 605 } 606 cache = 0; 607 } 608 config_regs++; 609 } 610 return 0; 611 } 612 613 static int ci_enable_didt(struct radeon_device *rdev, bool enable) 614 { 615 struct ci_power_info *pi = ci_get_pi(rdev); 616 int ret; 617 618 if (pi->caps_sq_ramping || pi->caps_db_ramping || 619 pi->caps_td_ramping || pi->caps_tcp_ramping) { 620 cik_enter_rlc_safe_mode(rdev); 621 622 if (enable) { 623 ret = ci_program_pt_config_registers(rdev, didt_config_ci); 624 if (ret) { 625 cik_exit_rlc_safe_mode(rdev); 626 return ret; 627 } 628 } 629 630 ci_do_enable_didt(rdev, enable); 631 632 cik_exit_rlc_safe_mode(rdev); 633 } 634 635 return 0; 636 } 637 638 static int ci_enable_power_containment(struct radeon_device *rdev, bool enable) 639 { 640 struct ci_power_info *pi = ci_get_pi(rdev); 641 PPSMC_Result smc_result; 642 int ret = 0; 643 644 if (enable) { 645 pi->power_containment_features = 0; 646 if (pi->caps_power_containment) { 647 if (pi->enable_bapm_feature) { 648 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableDTE); 649 if (smc_result != PPSMC_Result_OK) 650 ret = -EINVAL; 651 else 652 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_BAPM; 653 } 654 655 if (pi->enable_tdc_limit_feature) { 656 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitEnable); 657 if (smc_result != PPSMC_Result_OK) 658 ret = -EINVAL; 659 else 660 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_TDCLimit; 661 } 662 663 if (pi->enable_pkg_pwr_tracking_feature) { 664 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitEnable); 665 if (smc_result != PPSMC_Result_OK) { 666 ret = -EINVAL; 667 } else { 668 struct radeon_cac_tdp_table *cac_tdp_table = 669 rdev->pm.dpm.dyn_state.cac_tdp_table; 670 u32 default_pwr_limit = 671 (u32)(cac_tdp_table->maximum_power_delivery_limit * 256); 672 673 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_PkgPwrLimit; 674 675 ci_set_power_limit(rdev, default_pwr_limit); 676 } 677 } 678 } 679 } else { 680 if (pi->caps_power_containment && pi->power_containment_features) { 681 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_TDCLimit) 682 ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitDisable); 683 684 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_BAPM) 685 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableDTE); 686 687 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) 688 ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitDisable); 689 pi->power_containment_features = 0; 690 } 691 } 692 693 return ret; 694 } 695 696 static int ci_enable_smc_cac(struct radeon_device *rdev, bool enable) 697 { 698 struct ci_power_info *pi = ci_get_pi(rdev); 699 PPSMC_Result smc_result; 700 int ret = 0; 701 702 if (pi->caps_cac) { 703 if (enable) { 704 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac); 705 if (smc_result != PPSMC_Result_OK) { 706 ret = -EINVAL; 707 pi->cac_enabled = false; 708 } else { 709 pi->cac_enabled = true; 710 } 711 } else if (pi->cac_enabled) { 712 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac); 713 pi->cac_enabled = false; 714 } 715 } 716 717 return ret; 718 } 719 720 static int ci_enable_thermal_based_sclk_dpm(struct radeon_device *rdev, 721 bool enable) 722 { 723 struct ci_power_info *pi = ci_get_pi(rdev); 724 PPSMC_Result smc_result = PPSMC_Result_OK; 725 726 if (pi->thermal_sclk_dpm_enabled) { 727 if (enable) 728 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_ENABLE_THERMAL_DPM); 729 else 730 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DISABLE_THERMAL_DPM); 731 } 732 733 if (smc_result == PPSMC_Result_OK) 734 return 0; 735 else 736 return -EINVAL; 737 } 738 739 static int ci_power_control_set_level(struct radeon_device *rdev) 740 { 741 struct ci_power_info *pi = ci_get_pi(rdev); 742 struct radeon_cac_tdp_table *cac_tdp_table = 743 rdev->pm.dpm.dyn_state.cac_tdp_table; 744 s32 adjust_percent; 745 s32 target_tdp; 746 int ret = 0; 747 bool adjust_polarity = false; /* ??? */ 748 749 if (pi->caps_power_containment) { 750 adjust_percent = adjust_polarity ? 751 rdev->pm.dpm.tdp_adjustment : (-1 * rdev->pm.dpm.tdp_adjustment); 752 target_tdp = ((100 + adjust_percent) * 753 (s32)cac_tdp_table->configurable_tdp) / 100; 754 755 ret = ci_set_overdrive_target_tdp(rdev, (u32)target_tdp); 756 } 757 758 return ret; 759 } 760 761 void ci_dpm_powergate_uvd(struct radeon_device *rdev, bool gate) 762 { 763 struct ci_power_info *pi = ci_get_pi(rdev); 764 765 if (pi->uvd_power_gated == gate) 766 return; 767 768 pi->uvd_power_gated = gate; 769 770 ci_update_uvd_dpm(rdev, gate); 771 } 772 773 bool ci_dpm_vblank_too_short(struct radeon_device *rdev) 774 { 775 struct ci_power_info *pi = ci_get_pi(rdev); 776 u32 vblank_time = r600_dpm_get_vblank_time(rdev); 777 u32 switch_limit = pi->mem_gddr5 ? 450 : 300; 778 779 if (vblank_time < switch_limit) 780 return true; 781 else 782 return false; 783 784 } 785 786 static void ci_apply_state_adjust_rules(struct radeon_device *rdev, 787 struct radeon_ps *rps) 788 { 789 struct ci_ps *ps = ci_get_ps(rps); 790 struct ci_power_info *pi = ci_get_pi(rdev); 791 struct radeon_clock_and_voltage_limits *max_limits; 792 bool disable_mclk_switching; 793 u32 sclk, mclk; 794 int i; 795 796 if (rps->vce_active) { 797 rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk; 798 rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk; 799 } else { 800 rps->evclk = 0; 801 rps->ecclk = 0; 802 } 803 804 if ((rdev->pm.dpm.new_active_crtc_count > 1) || 805 ci_dpm_vblank_too_short(rdev)) 806 disable_mclk_switching = true; 807 else 808 disable_mclk_switching = false; 809 810 if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY) 811 pi->battery_state = true; 812 else 813 pi->battery_state = false; 814 815 if (rdev->pm.dpm.ac_power) 816 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 817 else 818 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 819 820 if (rdev->pm.dpm.ac_power == false) { 821 for (i = 0; i < ps->performance_level_count; i++) { 822 if (ps->performance_levels[i].mclk > max_limits->mclk) 823 ps->performance_levels[i].mclk = max_limits->mclk; 824 if (ps->performance_levels[i].sclk > max_limits->sclk) 825 ps->performance_levels[i].sclk = max_limits->sclk; 826 } 827 } 828 829 /* XXX validate the min clocks required for display */ 830 831 if (disable_mclk_switching) { 832 mclk = ps->performance_levels[ps->performance_level_count - 1].mclk; 833 sclk = ps->performance_levels[0].sclk; 834 } else { 835 mclk = ps->performance_levels[0].mclk; 836 sclk = ps->performance_levels[0].sclk; 837 } 838 839 if (rps->vce_active) { 840 if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk) 841 sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk; 842 if (mclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk) 843 mclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk; 844 } 845 846 ps->performance_levels[0].sclk = sclk; 847 ps->performance_levels[0].mclk = mclk; 848 849 if (ps->performance_levels[1].sclk < ps->performance_levels[0].sclk) 850 ps->performance_levels[1].sclk = ps->performance_levels[0].sclk; 851 852 if (disable_mclk_switching) { 853 if (ps->performance_levels[0].mclk < ps->performance_levels[1].mclk) 854 ps->performance_levels[0].mclk = ps->performance_levels[1].mclk; 855 } else { 856 if (ps->performance_levels[1].mclk < ps->performance_levels[0].mclk) 857 ps->performance_levels[1].mclk = ps->performance_levels[0].mclk; 858 } 859 } 860 861 static int ci_thermal_set_temperature_range(struct radeon_device *rdev, 862 int min_temp, int max_temp) 863 { 864 int low_temp = 0 * 1000; 865 int high_temp = 255 * 1000; 866 u32 tmp; 867 868 if (low_temp < min_temp) 869 low_temp = min_temp; 870 if (high_temp > max_temp) 871 high_temp = max_temp; 872 if (high_temp < low_temp) { 873 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp); 874 return -EINVAL; 875 } 876 877 tmp = RREG32_SMC(CG_THERMAL_INT); 878 tmp &= ~(CI_DIG_THERM_INTH_MASK | CI_DIG_THERM_INTL_MASK); 879 tmp |= CI_DIG_THERM_INTH(high_temp / 1000) | 880 CI_DIG_THERM_INTL(low_temp / 1000); 881 WREG32_SMC(CG_THERMAL_INT, tmp); 882 883 #if 0 884 /* XXX: need to figure out how to handle this properly */ 885 tmp = RREG32_SMC(CG_THERMAL_CTRL); 886 tmp &= DIG_THERM_DPM_MASK; 887 tmp |= DIG_THERM_DPM(high_temp / 1000); 888 WREG32_SMC(CG_THERMAL_CTRL, tmp); 889 #endif 890 891 rdev->pm.dpm.thermal.min_temp = low_temp; 892 rdev->pm.dpm.thermal.max_temp = high_temp; 893 894 return 0; 895 } 896 897 static int ci_thermal_enable_alert(struct radeon_device *rdev, 898 bool enable) 899 { 900 u32 thermal_int = RREG32_SMC(CG_THERMAL_INT); 901 PPSMC_Result result; 902 903 if (enable) { 904 thermal_int &= ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW); 905 WREG32_SMC(CG_THERMAL_INT, thermal_int); 906 rdev->irq.dpm_thermal = false; 907 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Enable); 908 if (result != PPSMC_Result_OK) { 909 DRM_DEBUG_KMS("Could not enable thermal interrupts.\n"); 910 return -EINVAL; 911 } 912 } else { 913 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW; 914 WREG32_SMC(CG_THERMAL_INT, thermal_int); 915 rdev->irq.dpm_thermal = true; 916 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Disable); 917 if (result != PPSMC_Result_OK) { 918 DRM_DEBUG_KMS("Could not disable thermal interrupts.\n"); 919 return -EINVAL; 920 } 921 } 922 923 return 0; 924 } 925 926 static void ci_fan_ctrl_set_static_mode(struct radeon_device *rdev, u32 mode) 927 { 928 struct ci_power_info *pi = ci_get_pi(rdev); 929 u32 tmp; 930 931 if (pi->fan_ctrl_is_in_default_mode) { 932 tmp = (RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK) >> FDO_PWM_MODE_SHIFT; 933 pi->fan_ctrl_default_mode = tmp; 934 tmp = (RREG32_SMC(CG_FDO_CTRL2) & TMIN_MASK) >> TMIN_SHIFT; 935 pi->t_min = tmp; 936 pi->fan_ctrl_is_in_default_mode = false; 937 } 938 939 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK; 940 tmp |= TMIN(0); 941 WREG32_SMC(CG_FDO_CTRL2, tmp); 942 943 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK; 944 tmp |= FDO_PWM_MODE(mode); 945 WREG32_SMC(CG_FDO_CTRL2, tmp); 946 } 947 948 static int ci_thermal_setup_fan_table(struct radeon_device *rdev) 949 { 950 struct ci_power_info *pi = ci_get_pi(rdev); 951 SMU7_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE }; 952 u32 duty100; 953 u32 t_diff1, t_diff2, pwm_diff1, pwm_diff2; 954 u16 fdo_min, slope1, slope2; 955 u32 reference_clock, tmp; 956 int ret; 957 u64 tmp64; 958 959 if (!pi->fan_table_start) { 960 rdev->pm.dpm.fan.ucode_fan_control = false; 961 return 0; 962 } 963 964 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT; 965 966 if (duty100 == 0) { 967 rdev->pm.dpm.fan.ucode_fan_control = false; 968 return 0; 969 } 970 971 tmp64 = (u64)rdev->pm.dpm.fan.pwm_min * duty100; 972 do_div(tmp64, 10000); 973 fdo_min = (u16)tmp64; 974 975 t_diff1 = rdev->pm.dpm.fan.t_med - rdev->pm.dpm.fan.t_min; 976 t_diff2 = rdev->pm.dpm.fan.t_high - rdev->pm.dpm.fan.t_med; 977 978 pwm_diff1 = rdev->pm.dpm.fan.pwm_med - rdev->pm.dpm.fan.pwm_min; 979 pwm_diff2 = rdev->pm.dpm.fan.pwm_high - rdev->pm.dpm.fan.pwm_med; 980 981 slope1 = (u16)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100); 982 slope2 = (u16)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100); 983 984 fan_table.TempMin = cpu_to_be16((50 + rdev->pm.dpm.fan.t_min) / 100); 985 fan_table.TempMed = cpu_to_be16((50 + rdev->pm.dpm.fan.t_med) / 100); 986 fan_table.TempMax = cpu_to_be16((50 + rdev->pm.dpm.fan.t_max) / 100); 987 988 fan_table.Slope1 = cpu_to_be16(slope1); 989 fan_table.Slope2 = cpu_to_be16(slope2); 990 991 fan_table.FdoMin = cpu_to_be16(fdo_min); 992 993 fan_table.HystDown = cpu_to_be16(rdev->pm.dpm.fan.t_hyst); 994 995 fan_table.HystUp = cpu_to_be16(1); 996 997 fan_table.HystSlope = cpu_to_be16(1); 998 999 fan_table.TempRespLim = cpu_to_be16(5); 1000 1001 reference_clock = radeon_get_xclk(rdev); 1002 1003 fan_table.RefreshPeriod = cpu_to_be32((rdev->pm.dpm.fan.cycle_delay * 1004 reference_clock) / 1600); 1005 1006 fan_table.FdoMax = cpu_to_be16((u16)duty100); 1007 1008 tmp = (RREG32_SMC(CG_MULT_THERMAL_CTRL) & TEMP_SEL_MASK) >> TEMP_SEL_SHIFT; 1009 fan_table.TempSrc = (uint8_t)tmp; 1010 1011 ret = ci_copy_bytes_to_smc(rdev, 1012 pi->fan_table_start, 1013 (u8 *)(&fan_table), 1014 sizeof(fan_table), 1015 pi->sram_end); 1016 1017 if (ret) { 1018 DRM_ERROR("Failed to load fan table to the SMC."); 1019 rdev->pm.dpm.fan.ucode_fan_control = false; 1020 } 1021 1022 return 0; 1023 } 1024 1025 static int ci_fan_ctrl_start_smc_fan_control(struct radeon_device *rdev) 1026 { 1027 struct ci_power_info *pi = ci_get_pi(rdev); 1028 PPSMC_Result ret; 1029 1030 if (pi->caps_od_fuzzy_fan_control_support) { 1031 ret = ci_send_msg_to_smc_with_parameter(rdev, 1032 PPSMC_StartFanControl, 1033 FAN_CONTROL_FUZZY); 1034 if (ret != PPSMC_Result_OK) 1035 return -EINVAL; 1036 ret = ci_send_msg_to_smc_with_parameter(rdev, 1037 PPSMC_MSG_SetFanPwmMax, 1038 rdev->pm.dpm.fan.default_max_fan_pwm); 1039 if (ret != PPSMC_Result_OK) 1040 return -EINVAL; 1041 } else { 1042 ret = ci_send_msg_to_smc_with_parameter(rdev, 1043 PPSMC_StartFanControl, 1044 FAN_CONTROL_TABLE); 1045 if (ret != PPSMC_Result_OK) 1046 return -EINVAL; 1047 } 1048 1049 pi->fan_is_controlled_by_smc = true; 1050 return 0; 1051 } 1052 1053 static int ci_fan_ctrl_stop_smc_fan_control(struct radeon_device *rdev) 1054 { 1055 PPSMC_Result ret; 1056 struct ci_power_info *pi = ci_get_pi(rdev); 1057 1058 ret = ci_send_msg_to_smc(rdev, PPSMC_StopFanControl); 1059 if (ret == PPSMC_Result_OK) { 1060 pi->fan_is_controlled_by_smc = false; 1061 return 0; 1062 } else 1063 return -EINVAL; 1064 } 1065 1066 int ci_fan_ctrl_get_fan_speed_percent(struct radeon_device *rdev, 1067 u32 *speed) 1068 { 1069 u32 duty, duty100; 1070 u64 tmp64; 1071 1072 if (rdev->pm.no_fan) 1073 return -ENOENT; 1074 1075 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT; 1076 duty = (RREG32_SMC(CG_THERMAL_STATUS) & FDO_PWM_DUTY_MASK) >> FDO_PWM_DUTY_SHIFT; 1077 1078 if (duty100 == 0) 1079 return -EINVAL; 1080 1081 tmp64 = (u64)duty * 100; 1082 do_div(tmp64, duty100); 1083 *speed = (u32)tmp64; 1084 1085 if (*speed > 100) 1086 *speed = 100; 1087 1088 return 0; 1089 } 1090 1091 int ci_fan_ctrl_set_fan_speed_percent(struct radeon_device *rdev, 1092 u32 speed) 1093 { 1094 u32 tmp; 1095 u32 duty, duty100; 1096 u64 tmp64; 1097 struct ci_power_info *pi = ci_get_pi(rdev); 1098 1099 if (rdev->pm.no_fan) 1100 return -ENOENT; 1101 1102 if (pi->fan_is_controlled_by_smc) 1103 return -EINVAL; 1104 1105 if (speed > 100) 1106 return -EINVAL; 1107 1108 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT; 1109 1110 if (duty100 == 0) 1111 return -EINVAL; 1112 1113 tmp64 = (u64)speed * duty100; 1114 do_div(tmp64, 100); 1115 duty = (u32)tmp64; 1116 1117 tmp = RREG32_SMC(CG_FDO_CTRL0) & ~FDO_STATIC_DUTY_MASK; 1118 tmp |= FDO_STATIC_DUTY(duty); 1119 WREG32_SMC(CG_FDO_CTRL0, tmp); 1120 1121 return 0; 1122 } 1123 1124 void ci_fan_ctrl_set_mode(struct radeon_device *rdev, u32 mode) 1125 { 1126 if (mode) { 1127 /* stop auto-manage */ 1128 if (rdev->pm.dpm.fan.ucode_fan_control) 1129 ci_fan_ctrl_stop_smc_fan_control(rdev); 1130 ci_fan_ctrl_set_static_mode(rdev, mode); 1131 } else { 1132 /* restart auto-manage */ 1133 if (rdev->pm.dpm.fan.ucode_fan_control) 1134 ci_thermal_start_smc_fan_control(rdev); 1135 else 1136 ci_fan_ctrl_set_default_mode(rdev); 1137 } 1138 } 1139 1140 u32 ci_fan_ctrl_get_mode(struct radeon_device *rdev) 1141 { 1142 struct ci_power_info *pi = ci_get_pi(rdev); 1143 u32 tmp; 1144 1145 if (pi->fan_is_controlled_by_smc) 1146 return 0; 1147 1148 tmp = RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK; 1149 return (tmp >> FDO_PWM_MODE_SHIFT); 1150 } 1151 1152 #if 0 1153 static int ci_fan_ctrl_get_fan_speed_rpm(struct radeon_device *rdev, 1154 u32 *speed) 1155 { 1156 u32 tach_period; 1157 u32 xclk = radeon_get_xclk(rdev); 1158 1159 if (rdev->pm.no_fan) 1160 return -ENOENT; 1161 1162 if (rdev->pm.fan_pulses_per_revolution == 0) 1163 return -ENOENT; 1164 1165 tach_period = (RREG32_SMC(CG_TACH_STATUS) & TACH_PERIOD_MASK) >> TACH_PERIOD_SHIFT; 1166 if (tach_period == 0) 1167 return -ENOENT; 1168 1169 *speed = 60 * xclk * 10000 / tach_period; 1170 1171 return 0; 1172 } 1173 1174 static int ci_fan_ctrl_set_fan_speed_rpm(struct radeon_device *rdev, 1175 u32 speed) 1176 { 1177 u32 tach_period, tmp; 1178 u32 xclk = radeon_get_xclk(rdev); 1179 1180 if (rdev->pm.no_fan) 1181 return -ENOENT; 1182 1183 if (rdev->pm.fan_pulses_per_revolution == 0) 1184 return -ENOENT; 1185 1186 if ((speed < rdev->pm.fan_min_rpm) || 1187 (speed > rdev->pm.fan_max_rpm)) 1188 return -EINVAL; 1189 1190 if (rdev->pm.dpm.fan.ucode_fan_control) 1191 ci_fan_ctrl_stop_smc_fan_control(rdev); 1192 1193 tach_period = 60 * xclk * 10000 / (8 * speed); 1194 tmp = RREG32_SMC(CG_TACH_CTRL) & ~TARGET_PERIOD_MASK; 1195 tmp |= TARGET_PERIOD(tach_period); 1196 WREG32_SMC(CG_TACH_CTRL, tmp); 1197 1198 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC_RPM); 1199 1200 return 0; 1201 } 1202 #endif 1203 1204 static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev) 1205 { 1206 struct ci_power_info *pi = ci_get_pi(rdev); 1207 u32 tmp; 1208 1209 if (!pi->fan_ctrl_is_in_default_mode) { 1210 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK; 1211 tmp |= FDO_PWM_MODE(pi->fan_ctrl_default_mode); 1212 WREG32_SMC(CG_FDO_CTRL2, tmp); 1213 1214 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK; 1215 tmp |= TMIN(pi->t_min); 1216 WREG32_SMC(CG_FDO_CTRL2, tmp); 1217 pi->fan_ctrl_is_in_default_mode = true; 1218 } 1219 } 1220 1221 static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev) 1222 { 1223 if (rdev->pm.dpm.fan.ucode_fan_control) { 1224 ci_fan_ctrl_start_smc_fan_control(rdev); 1225 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC); 1226 } 1227 } 1228 1229 static void ci_thermal_initialize(struct radeon_device *rdev) 1230 { 1231 u32 tmp; 1232 1233 if (rdev->pm.fan_pulses_per_revolution) { 1234 tmp = RREG32_SMC(CG_TACH_CTRL) & ~EDGE_PER_REV_MASK; 1235 tmp |= EDGE_PER_REV(rdev->pm.fan_pulses_per_revolution -1); 1236 WREG32_SMC(CG_TACH_CTRL, tmp); 1237 } 1238 1239 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TACH_PWM_RESP_RATE_MASK; 1240 tmp |= TACH_PWM_RESP_RATE(0x28); 1241 WREG32_SMC(CG_FDO_CTRL2, tmp); 1242 } 1243 1244 static int ci_thermal_start_thermal_controller(struct radeon_device *rdev) 1245 { 1246 int ret; 1247 1248 ci_thermal_initialize(rdev); 1249 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); 1250 if (ret) 1251 return ret; 1252 ret = ci_thermal_enable_alert(rdev, true); 1253 if (ret) 1254 return ret; 1255 if (rdev->pm.dpm.fan.ucode_fan_control) { 1256 ret = ci_thermal_setup_fan_table(rdev); 1257 if (ret) 1258 return ret; 1259 ci_thermal_start_smc_fan_control(rdev); 1260 } 1261 1262 return 0; 1263 } 1264 1265 static void ci_thermal_stop_thermal_controller(struct radeon_device *rdev) 1266 { 1267 if (!rdev->pm.no_fan) 1268 ci_fan_ctrl_set_default_mode(rdev); 1269 } 1270 1271 #if 0 1272 static int ci_read_smc_soft_register(struct radeon_device *rdev, 1273 u16 reg_offset, u32 *value) 1274 { 1275 struct ci_power_info *pi = ci_get_pi(rdev); 1276 1277 return ci_read_smc_sram_dword(rdev, 1278 pi->soft_regs_start + reg_offset, 1279 value, pi->sram_end); 1280 } 1281 #endif 1282 1283 static int ci_write_smc_soft_register(struct radeon_device *rdev, 1284 u16 reg_offset, u32 value) 1285 { 1286 struct ci_power_info *pi = ci_get_pi(rdev); 1287 1288 return ci_write_smc_sram_dword(rdev, 1289 pi->soft_regs_start + reg_offset, 1290 value, pi->sram_end); 1291 } 1292 1293 static void ci_init_fps_limits(struct radeon_device *rdev) 1294 { 1295 struct ci_power_info *pi = ci_get_pi(rdev); 1296 SMU7_Discrete_DpmTable *table = &pi->smc_state_table; 1297 1298 if (pi->caps_fps) { 1299 u16 tmp; 1300 1301 tmp = 45; 1302 table->FpsHighT = cpu_to_be16(tmp); 1303 1304 tmp = 30; 1305 table->FpsLowT = cpu_to_be16(tmp); 1306 } 1307 } 1308 1309 static int ci_update_sclk_t(struct radeon_device *rdev) 1310 { 1311 struct ci_power_info *pi = ci_get_pi(rdev); 1312 int ret = 0; 1313 u32 low_sclk_interrupt_t = 0; 1314 1315 if (pi->caps_sclk_throttle_low_notification) { 1316 low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t); 1317 1318 ret = ci_copy_bytes_to_smc(rdev, 1319 pi->dpm_table_start + 1320 offsetof(SMU7_Discrete_DpmTable, LowSclkInterruptT), 1321 (u8 *)&low_sclk_interrupt_t, 1322 sizeof(u32), pi->sram_end); 1323 1324 } 1325 1326 return ret; 1327 } 1328 1329 static void ci_get_leakage_voltages(struct radeon_device *rdev) 1330 { 1331 struct ci_power_info *pi = ci_get_pi(rdev); 1332 u16 leakage_id, virtual_voltage_id; 1333 u16 vddc, vddci; 1334 int i; 1335 1336 pi->vddc_leakage.count = 0; 1337 pi->vddci_leakage.count = 0; 1338 1339 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { 1340 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) { 1341 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; 1342 if (radeon_atom_get_voltage_evv(rdev, virtual_voltage_id, &vddc) != 0) 1343 continue; 1344 if (vddc != 0 && vddc != virtual_voltage_id) { 1345 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc; 1346 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id; 1347 pi->vddc_leakage.count++; 1348 } 1349 } 1350 } else if (radeon_atom_get_leakage_id_from_vbios(rdev, &leakage_id) == 0) { 1351 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) { 1352 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; 1353 if (radeon_atom_get_leakage_vddc_based_on_leakage_params(rdev, &vddc, &vddci, 1354 virtual_voltage_id, 1355 leakage_id) == 0) { 1356 if (vddc != 0 && vddc != virtual_voltage_id) { 1357 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc; 1358 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id; 1359 pi->vddc_leakage.count++; 1360 } 1361 if (vddci != 0 && vddci != virtual_voltage_id) { 1362 pi->vddci_leakage.actual_voltage[pi->vddci_leakage.count] = vddci; 1363 pi->vddci_leakage.leakage_id[pi->vddci_leakage.count] = virtual_voltage_id; 1364 pi->vddci_leakage.count++; 1365 } 1366 } 1367 } 1368 } 1369 } 1370 1371 static void ci_set_dpm_event_sources(struct radeon_device *rdev, u32 sources) 1372 { 1373 struct ci_power_info *pi = ci_get_pi(rdev); 1374 bool want_thermal_protection; 1375 enum radeon_dpm_event_src dpm_event_src; 1376 u32 tmp; 1377 1378 switch (sources) { 1379 case 0: 1380 default: 1381 want_thermal_protection = false; 1382 break; 1383 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL): 1384 want_thermal_protection = true; 1385 dpm_event_src = RADEON_DPM_EVENT_SRC_DIGITAL; 1386 break; 1387 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL): 1388 want_thermal_protection = true; 1389 dpm_event_src = RADEON_DPM_EVENT_SRC_EXTERNAL; 1390 break; 1391 case ((1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL) | 1392 (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL)): 1393 want_thermal_protection = true; 1394 dpm_event_src = RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL; 1395 break; 1396 } 1397 1398 if (want_thermal_protection) { 1399 #if 0 1400 /* XXX: need to figure out how to handle this properly */ 1401 tmp = RREG32_SMC(CG_THERMAL_CTRL); 1402 tmp &= DPM_EVENT_SRC_MASK; 1403 tmp |= DPM_EVENT_SRC(dpm_event_src); 1404 WREG32_SMC(CG_THERMAL_CTRL, tmp); 1405 #endif 1406 1407 tmp = RREG32_SMC(GENERAL_PWRMGT); 1408 if (pi->thermal_protection) 1409 tmp &= ~THERMAL_PROTECTION_DIS; 1410 else 1411 tmp |= THERMAL_PROTECTION_DIS; 1412 WREG32_SMC(GENERAL_PWRMGT, tmp); 1413 } else { 1414 tmp = RREG32_SMC(GENERAL_PWRMGT); 1415 tmp |= THERMAL_PROTECTION_DIS; 1416 WREG32_SMC(GENERAL_PWRMGT, tmp); 1417 } 1418 } 1419 1420 static void ci_enable_auto_throttle_source(struct radeon_device *rdev, 1421 enum radeon_dpm_auto_throttle_src source, 1422 bool enable) 1423 { 1424 struct ci_power_info *pi = ci_get_pi(rdev); 1425 1426 if (enable) { 1427 if (!(pi->active_auto_throttle_sources & (1 << source))) { 1428 pi->active_auto_throttle_sources |= 1 << source; 1429 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources); 1430 } 1431 } else { 1432 if (pi->active_auto_throttle_sources & (1 << source)) { 1433 pi->active_auto_throttle_sources &= ~(1 << source); 1434 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources); 1435 } 1436 } 1437 } 1438 1439 static void ci_enable_vr_hot_gpio_interrupt(struct radeon_device *rdev) 1440 { 1441 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT) 1442 ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableVRHotGPIOInterrupt); 1443 } 1444 1445 static int ci_unfreeze_sclk_mclk_dpm(struct radeon_device *rdev) 1446 { 1447 struct ci_power_info *pi = ci_get_pi(rdev); 1448 PPSMC_Result smc_result; 1449 1450 if (!pi->need_update_smu7_dpm_table) 1451 return 0; 1452 1453 if ((!pi->sclk_dpm_key_disabled) && 1454 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) { 1455 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_UnfreezeLevel); 1456 if (smc_result != PPSMC_Result_OK) 1457 return -EINVAL; 1458 } 1459 1460 if ((!pi->mclk_dpm_key_disabled) && 1461 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) { 1462 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_UnfreezeLevel); 1463 if (smc_result != PPSMC_Result_OK) 1464 return -EINVAL; 1465 } 1466 1467 pi->need_update_smu7_dpm_table = 0; 1468 return 0; 1469 } 1470 1471 static int ci_enable_sclk_mclk_dpm(struct radeon_device *rdev, bool enable) 1472 { 1473 struct ci_power_info *pi = ci_get_pi(rdev); 1474 PPSMC_Result smc_result; 1475 1476 if (enable) { 1477 if (!pi->sclk_dpm_key_disabled) { 1478 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Enable); 1479 if (smc_result != PPSMC_Result_OK) 1480 return -EINVAL; 1481 } 1482 1483 if (!pi->mclk_dpm_key_disabled) { 1484 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Enable); 1485 if (smc_result != PPSMC_Result_OK) 1486 return -EINVAL; 1487 1488 WREG32_P(MC_SEQ_CNTL_3, CAC_EN, ~CAC_EN); 1489 1490 WREG32_SMC(LCAC_MC0_CNTL, 0x05); 1491 WREG32_SMC(LCAC_MC1_CNTL, 0x05); 1492 WREG32_SMC(LCAC_CPL_CNTL, 0x100005); 1493 1494 udelay(10); 1495 1496 WREG32_SMC(LCAC_MC0_CNTL, 0x400005); 1497 WREG32_SMC(LCAC_MC1_CNTL, 0x400005); 1498 WREG32_SMC(LCAC_CPL_CNTL, 0x500005); 1499 } 1500 } else { 1501 if (!pi->sclk_dpm_key_disabled) { 1502 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Disable); 1503 if (smc_result != PPSMC_Result_OK) 1504 return -EINVAL; 1505 } 1506 1507 if (!pi->mclk_dpm_key_disabled) { 1508 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Disable); 1509 if (smc_result != PPSMC_Result_OK) 1510 return -EINVAL; 1511 } 1512 } 1513 1514 return 0; 1515 } 1516 1517 static int ci_start_dpm(struct radeon_device *rdev) 1518 { 1519 struct ci_power_info *pi = ci_get_pi(rdev); 1520 PPSMC_Result smc_result; 1521 int ret; 1522 u32 tmp; 1523 1524 tmp = RREG32_SMC(GENERAL_PWRMGT); 1525 tmp |= GLOBAL_PWRMGT_EN; 1526 WREG32_SMC(GENERAL_PWRMGT, tmp); 1527 1528 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 1529 tmp |= DYNAMIC_PM_EN; 1530 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 1531 1532 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VoltageChangeTimeout), 0x1000); 1533 1534 WREG32_P(BIF_LNCNT_RESET, 0, ~RESET_LNCNT_EN); 1535 1536 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Enable); 1537 if (smc_result != PPSMC_Result_OK) 1538 return -EINVAL; 1539 1540 ret = ci_enable_sclk_mclk_dpm(rdev, true); 1541 if (ret) 1542 return ret; 1543 1544 if (!pi->pcie_dpm_key_disabled) { 1545 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Enable); 1546 if (smc_result != PPSMC_Result_OK) 1547 return -EINVAL; 1548 } 1549 1550 return 0; 1551 } 1552 1553 static int ci_freeze_sclk_mclk_dpm(struct radeon_device *rdev) 1554 { 1555 struct ci_power_info *pi = ci_get_pi(rdev); 1556 PPSMC_Result smc_result; 1557 1558 if (!pi->need_update_smu7_dpm_table) 1559 return 0; 1560 1561 if ((!pi->sclk_dpm_key_disabled) && 1562 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) { 1563 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_FreezeLevel); 1564 if (smc_result != PPSMC_Result_OK) 1565 return -EINVAL; 1566 } 1567 1568 if ((!pi->mclk_dpm_key_disabled) && 1569 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) { 1570 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_FreezeLevel); 1571 if (smc_result != PPSMC_Result_OK) 1572 return -EINVAL; 1573 } 1574 1575 return 0; 1576 } 1577 1578 static int ci_stop_dpm(struct radeon_device *rdev) 1579 { 1580 struct ci_power_info *pi = ci_get_pi(rdev); 1581 PPSMC_Result smc_result; 1582 int ret; 1583 u32 tmp; 1584 1585 tmp = RREG32_SMC(GENERAL_PWRMGT); 1586 tmp &= ~GLOBAL_PWRMGT_EN; 1587 WREG32_SMC(GENERAL_PWRMGT, tmp); 1588 1589 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 1590 tmp &= ~DYNAMIC_PM_EN; 1591 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 1592 1593 if (!pi->pcie_dpm_key_disabled) { 1594 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Disable); 1595 if (smc_result != PPSMC_Result_OK) 1596 return -EINVAL; 1597 } 1598 1599 ret = ci_enable_sclk_mclk_dpm(rdev, false); 1600 if (ret) 1601 return ret; 1602 1603 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Disable); 1604 if (smc_result != PPSMC_Result_OK) 1605 return -EINVAL; 1606 1607 return 0; 1608 } 1609 1610 static void ci_enable_sclk_control(struct radeon_device *rdev, bool enable) 1611 { 1612 u32 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 1613 1614 if (enable) 1615 tmp &= ~SCLK_PWRMGT_OFF; 1616 else 1617 tmp |= SCLK_PWRMGT_OFF; 1618 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 1619 } 1620 1621 #if 0 1622 static int ci_notify_hw_of_power_source(struct radeon_device *rdev, 1623 bool ac_power) 1624 { 1625 struct ci_power_info *pi = ci_get_pi(rdev); 1626 struct radeon_cac_tdp_table *cac_tdp_table = 1627 rdev->pm.dpm.dyn_state.cac_tdp_table; 1628 u32 power_limit; 1629 1630 if (ac_power) 1631 power_limit = (u32)(cac_tdp_table->maximum_power_delivery_limit * 256); 1632 else 1633 power_limit = (u32)(cac_tdp_table->battery_power_limit * 256); 1634 1635 ci_set_power_limit(rdev, power_limit); 1636 1637 if (pi->caps_automatic_dc_transition) { 1638 if (ac_power) 1639 ci_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC); 1640 else 1641 ci_send_msg_to_smc(rdev, PPSMC_MSG_Remove_DC_Clamp); 1642 } 1643 1644 return 0; 1645 } 1646 #endif 1647 1648 static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev, 1649 PPSMC_Msg msg, u32 parameter) 1650 { 1651 WREG32(SMC_MSG_ARG_0, parameter); 1652 return ci_send_msg_to_smc(rdev, msg); 1653 } 1654 1655 static PPSMC_Result ci_send_msg_to_smc_return_parameter(struct radeon_device *rdev, 1656 PPSMC_Msg msg, u32 *parameter) 1657 { 1658 PPSMC_Result smc_result; 1659 1660 smc_result = ci_send_msg_to_smc(rdev, msg); 1661 1662 if ((smc_result == PPSMC_Result_OK) && parameter) 1663 *parameter = RREG32(SMC_MSG_ARG_0); 1664 1665 return smc_result; 1666 } 1667 1668 static int ci_dpm_force_state_sclk(struct radeon_device *rdev, u32 n) 1669 { 1670 struct ci_power_info *pi = ci_get_pi(rdev); 1671 1672 if (!pi->sclk_dpm_key_disabled) { 1673 PPSMC_Result smc_result = 1674 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SCLKDPM_SetEnabledMask, 1 << n); 1675 if (smc_result != PPSMC_Result_OK) 1676 return -EINVAL; 1677 } 1678 1679 return 0; 1680 } 1681 1682 static int ci_dpm_force_state_mclk(struct radeon_device *rdev, u32 n) 1683 { 1684 struct ci_power_info *pi = ci_get_pi(rdev); 1685 1686 if (!pi->mclk_dpm_key_disabled) { 1687 PPSMC_Result smc_result = 1688 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_MCLKDPM_SetEnabledMask, 1 << n); 1689 if (smc_result != PPSMC_Result_OK) 1690 return -EINVAL; 1691 } 1692 1693 return 0; 1694 } 1695 1696 static int ci_dpm_force_state_pcie(struct radeon_device *rdev, u32 n) 1697 { 1698 struct ci_power_info *pi = ci_get_pi(rdev); 1699 1700 if (!pi->pcie_dpm_key_disabled) { 1701 PPSMC_Result smc_result = 1702 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PCIeDPM_ForceLevel, n); 1703 if (smc_result != PPSMC_Result_OK) 1704 return -EINVAL; 1705 } 1706 1707 return 0; 1708 } 1709 1710 static int ci_set_power_limit(struct radeon_device *rdev, u32 n) 1711 { 1712 struct ci_power_info *pi = ci_get_pi(rdev); 1713 1714 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) { 1715 PPSMC_Result smc_result = 1716 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PkgPwrSetLimit, n); 1717 if (smc_result != PPSMC_Result_OK) 1718 return -EINVAL; 1719 } 1720 1721 return 0; 1722 } 1723 1724 static int ci_set_overdrive_target_tdp(struct radeon_device *rdev, 1725 u32 target_tdp) 1726 { 1727 PPSMC_Result smc_result = 1728 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_OverDriveSetTargetTdp, target_tdp); 1729 if (smc_result != PPSMC_Result_OK) 1730 return -EINVAL; 1731 return 0; 1732 } 1733 1734 #if 0 1735 static int ci_set_boot_state(struct radeon_device *rdev) 1736 { 1737 return ci_enable_sclk_mclk_dpm(rdev, false); 1738 } 1739 #endif 1740 1741 static u32 ci_get_average_sclk_freq(struct radeon_device *rdev) 1742 { 1743 u32 sclk_freq; 1744 PPSMC_Result smc_result = 1745 ci_send_msg_to_smc_return_parameter(rdev, 1746 PPSMC_MSG_API_GetSclkFrequency, 1747 &sclk_freq); 1748 if (smc_result != PPSMC_Result_OK) 1749 sclk_freq = 0; 1750 1751 return sclk_freq; 1752 } 1753 1754 static u32 ci_get_average_mclk_freq(struct radeon_device *rdev) 1755 { 1756 u32 mclk_freq; 1757 PPSMC_Result smc_result = 1758 ci_send_msg_to_smc_return_parameter(rdev, 1759 PPSMC_MSG_API_GetMclkFrequency, 1760 &mclk_freq); 1761 if (smc_result != PPSMC_Result_OK) 1762 mclk_freq = 0; 1763 1764 return mclk_freq; 1765 } 1766 1767 static void ci_dpm_start_smc(struct radeon_device *rdev) 1768 { 1769 int i; 1770 1771 ci_program_jump_on_start(rdev); 1772 ci_start_smc_clock(rdev); 1773 ci_start_smc(rdev); 1774 for (i = 0; i < rdev->usec_timeout; i++) { 1775 if (RREG32_SMC(FIRMWARE_FLAGS) & INTERRUPTS_ENABLED) 1776 break; 1777 } 1778 } 1779 1780 static void ci_dpm_stop_smc(struct radeon_device *rdev) 1781 { 1782 ci_reset_smc(rdev); 1783 ci_stop_smc_clock(rdev); 1784 } 1785 1786 static int ci_process_firmware_header(struct radeon_device *rdev) 1787 { 1788 struct ci_power_info *pi = ci_get_pi(rdev); 1789 u32 tmp; 1790 int ret; 1791 1792 ret = ci_read_smc_sram_dword(rdev, 1793 SMU7_FIRMWARE_HEADER_LOCATION + 1794 offsetof(SMU7_Firmware_Header, DpmTable), 1795 &tmp, pi->sram_end); 1796 if (ret) 1797 return ret; 1798 1799 pi->dpm_table_start = tmp; 1800 1801 ret = ci_read_smc_sram_dword(rdev, 1802 SMU7_FIRMWARE_HEADER_LOCATION + 1803 offsetof(SMU7_Firmware_Header, SoftRegisters), 1804 &tmp, pi->sram_end); 1805 if (ret) 1806 return ret; 1807 1808 pi->soft_regs_start = tmp; 1809 1810 ret = ci_read_smc_sram_dword(rdev, 1811 SMU7_FIRMWARE_HEADER_LOCATION + 1812 offsetof(SMU7_Firmware_Header, mcRegisterTable), 1813 &tmp, pi->sram_end); 1814 if (ret) 1815 return ret; 1816 1817 pi->mc_reg_table_start = tmp; 1818 1819 ret = ci_read_smc_sram_dword(rdev, 1820 SMU7_FIRMWARE_HEADER_LOCATION + 1821 offsetof(SMU7_Firmware_Header, FanTable), 1822 &tmp, pi->sram_end); 1823 if (ret) 1824 return ret; 1825 1826 pi->fan_table_start = tmp; 1827 1828 ret = ci_read_smc_sram_dword(rdev, 1829 SMU7_FIRMWARE_HEADER_LOCATION + 1830 offsetof(SMU7_Firmware_Header, mcArbDramTimingTable), 1831 &tmp, pi->sram_end); 1832 if (ret) 1833 return ret; 1834 1835 pi->arb_table_start = tmp; 1836 1837 return 0; 1838 } 1839 1840 static void ci_read_clock_registers(struct radeon_device *rdev) 1841 { 1842 struct ci_power_info *pi = ci_get_pi(rdev); 1843 1844 pi->clock_registers.cg_spll_func_cntl = 1845 RREG32_SMC(CG_SPLL_FUNC_CNTL); 1846 pi->clock_registers.cg_spll_func_cntl_2 = 1847 RREG32_SMC(CG_SPLL_FUNC_CNTL_2); 1848 pi->clock_registers.cg_spll_func_cntl_3 = 1849 RREG32_SMC(CG_SPLL_FUNC_CNTL_3); 1850 pi->clock_registers.cg_spll_func_cntl_4 = 1851 RREG32_SMC(CG_SPLL_FUNC_CNTL_4); 1852 pi->clock_registers.cg_spll_spread_spectrum = 1853 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM); 1854 pi->clock_registers.cg_spll_spread_spectrum_2 = 1855 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM_2); 1856 pi->clock_registers.dll_cntl = RREG32(DLL_CNTL); 1857 pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL); 1858 pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL); 1859 pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL); 1860 pi->clock_registers.mpll_func_cntl = RREG32(MPLL_FUNC_CNTL); 1861 pi->clock_registers.mpll_func_cntl_1 = RREG32(MPLL_FUNC_CNTL_1); 1862 pi->clock_registers.mpll_func_cntl_2 = RREG32(MPLL_FUNC_CNTL_2); 1863 pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1); 1864 pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2); 1865 } 1866 1867 static void ci_init_sclk_t(struct radeon_device *rdev) 1868 { 1869 struct ci_power_info *pi = ci_get_pi(rdev); 1870 1871 pi->low_sclk_interrupt_t = 0; 1872 } 1873 1874 static void ci_enable_thermal_protection(struct radeon_device *rdev, 1875 bool enable) 1876 { 1877 u32 tmp = RREG32_SMC(GENERAL_PWRMGT); 1878 1879 if (enable) 1880 tmp &= ~THERMAL_PROTECTION_DIS; 1881 else 1882 tmp |= THERMAL_PROTECTION_DIS; 1883 WREG32_SMC(GENERAL_PWRMGT, tmp); 1884 } 1885 1886 static void ci_enable_acpi_power_management(struct radeon_device *rdev) 1887 { 1888 u32 tmp = RREG32_SMC(GENERAL_PWRMGT); 1889 1890 tmp |= STATIC_PM_EN; 1891 1892 WREG32_SMC(GENERAL_PWRMGT, tmp); 1893 } 1894 1895 #if 0 1896 static int ci_enter_ulp_state(struct radeon_device *rdev) 1897 { 1898 1899 WREG32(SMC_MESSAGE_0, PPSMC_MSG_SwitchToMinimumPower); 1900 1901 udelay(25000); 1902 1903 return 0; 1904 } 1905 1906 static int ci_exit_ulp_state(struct radeon_device *rdev) 1907 { 1908 int i; 1909 1910 WREG32(SMC_MESSAGE_0, PPSMC_MSG_ResumeFromMinimumPower); 1911 1912 udelay(7000); 1913 1914 for (i = 0; i < rdev->usec_timeout; i++) { 1915 if (RREG32(SMC_RESP_0) == 1) 1916 break; 1917 udelay(1000); 1918 } 1919 1920 return 0; 1921 } 1922 #endif 1923 1924 static int ci_notify_smc_display_change(struct radeon_device *rdev, 1925 bool has_display) 1926 { 1927 PPSMC_Msg msg = has_display ? PPSMC_MSG_HasDisplay : PPSMC_MSG_NoDisplay; 1928 1929 return (ci_send_msg_to_smc(rdev, msg) == PPSMC_Result_OK) ? 0 : -EINVAL; 1930 } 1931 1932 static int ci_enable_ds_master_switch(struct radeon_device *rdev, 1933 bool enable) 1934 { 1935 struct ci_power_info *pi = ci_get_pi(rdev); 1936 1937 if (enable) { 1938 if (pi->caps_sclk_ds) { 1939 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_ON) != PPSMC_Result_OK) 1940 return -EINVAL; 1941 } else { 1942 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK) 1943 return -EINVAL; 1944 } 1945 } else { 1946 if (pi->caps_sclk_ds) { 1947 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK) 1948 return -EINVAL; 1949 } 1950 } 1951 1952 return 0; 1953 } 1954 1955 static void ci_program_display_gap(struct radeon_device *rdev) 1956 { 1957 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL); 1958 u32 pre_vbi_time_in_us; 1959 u32 frame_time_in_us; 1960 u32 ref_clock = rdev->clock.spll.reference_freq; 1961 u32 refresh_rate = r600_dpm_get_vrefresh(rdev); 1962 u32 vblank_time = r600_dpm_get_vblank_time(rdev); 1963 1964 tmp &= ~DISP_GAP_MASK; 1965 if (rdev->pm.dpm.new_active_crtc_count > 0) 1966 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_VBLANK_OR_WM); 1967 else 1968 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE); 1969 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp); 1970 1971 if (refresh_rate == 0) 1972 refresh_rate = 60; 1973 if (vblank_time == 0xffffffff) 1974 vblank_time = 500; 1975 frame_time_in_us = 1000000 / refresh_rate; 1976 pre_vbi_time_in_us = 1977 frame_time_in_us - 200 - vblank_time; 1978 tmp = pre_vbi_time_in_us * (ref_clock / 100); 1979 1980 WREG32_SMC(CG_DISPLAY_GAP_CNTL2, tmp); 1981 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, PreVBlankGap), 0x64); 1982 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us)); 1983 1984 1985 ci_notify_smc_display_change(rdev, (rdev->pm.dpm.new_active_crtc_count == 1)); 1986 1987 } 1988 1989 static void ci_enable_spread_spectrum(struct radeon_device *rdev, bool enable) 1990 { 1991 struct ci_power_info *pi = ci_get_pi(rdev); 1992 u32 tmp; 1993 1994 if (enable) { 1995 if (pi->caps_sclk_ss_support) { 1996 tmp = RREG32_SMC(GENERAL_PWRMGT); 1997 tmp |= DYN_SPREAD_SPECTRUM_EN; 1998 WREG32_SMC(GENERAL_PWRMGT, tmp); 1999 } 2000 } else { 2001 tmp = RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM); 2002 tmp &= ~SSEN; 2003 WREG32_SMC(CG_SPLL_SPREAD_SPECTRUM, tmp); 2004 2005 tmp = RREG32_SMC(GENERAL_PWRMGT); 2006 tmp &= ~DYN_SPREAD_SPECTRUM_EN; 2007 WREG32_SMC(GENERAL_PWRMGT, tmp); 2008 } 2009 } 2010 2011 static void ci_program_sstp(struct radeon_device *rdev) 2012 { 2013 WREG32_SMC(CG_SSP, (SSTU(R600_SSTU_DFLT) | SST(R600_SST_DFLT))); 2014 } 2015 2016 static void ci_enable_display_gap(struct radeon_device *rdev) 2017 { 2018 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL); 2019 2020 tmp &= ~(DISP_GAP_MASK | DISP_GAP_MCHG_MASK); 2021 tmp |= (DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE) | 2022 DISP_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK)); 2023 2024 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp); 2025 } 2026 2027 static void ci_program_vc(struct radeon_device *rdev) 2028 { 2029 u32 tmp; 2030 2031 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 2032 tmp &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT); 2033 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 2034 2035 WREG32_SMC(CG_FTV_0, CISLANDS_VRC_DFLT0); 2036 WREG32_SMC(CG_FTV_1, CISLANDS_VRC_DFLT1); 2037 WREG32_SMC(CG_FTV_2, CISLANDS_VRC_DFLT2); 2038 WREG32_SMC(CG_FTV_3, CISLANDS_VRC_DFLT3); 2039 WREG32_SMC(CG_FTV_4, CISLANDS_VRC_DFLT4); 2040 WREG32_SMC(CG_FTV_5, CISLANDS_VRC_DFLT5); 2041 WREG32_SMC(CG_FTV_6, CISLANDS_VRC_DFLT6); 2042 WREG32_SMC(CG_FTV_7, CISLANDS_VRC_DFLT7); 2043 } 2044 2045 static void ci_clear_vc(struct radeon_device *rdev) 2046 { 2047 u32 tmp; 2048 2049 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); 2050 tmp |= (RESET_SCLK_CNT | RESET_BUSY_CNT); 2051 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); 2052 2053 WREG32_SMC(CG_FTV_0, 0); 2054 WREG32_SMC(CG_FTV_1, 0); 2055 WREG32_SMC(CG_FTV_2, 0); 2056 WREG32_SMC(CG_FTV_3, 0); 2057 WREG32_SMC(CG_FTV_4, 0); 2058 WREG32_SMC(CG_FTV_5, 0); 2059 WREG32_SMC(CG_FTV_6, 0); 2060 WREG32_SMC(CG_FTV_7, 0); 2061 } 2062 2063 static int ci_upload_firmware(struct radeon_device *rdev) 2064 { 2065 struct ci_power_info *pi = ci_get_pi(rdev); 2066 int i, ret; 2067 2068 for (i = 0; i < rdev->usec_timeout; i++) { 2069 if (RREG32_SMC(RCU_UC_EVENTS) & BOOT_SEQ_DONE) 2070 break; 2071 } 2072 WREG32_SMC(SMC_SYSCON_MISC_CNTL, 1); 2073 2074 ci_stop_smc_clock(rdev); 2075 ci_reset_smc(rdev); 2076 2077 ret = ci_load_smc_ucode(rdev, pi->sram_end); 2078 2079 return ret; 2080 2081 } 2082 2083 static int ci_get_svi2_voltage_table(struct radeon_device *rdev, 2084 struct radeon_clock_voltage_dependency_table *voltage_dependency_table, 2085 struct atom_voltage_table *voltage_table) 2086 { 2087 u32 i; 2088 2089 if (voltage_dependency_table == NULL) 2090 return -EINVAL; 2091 2092 voltage_table->mask_low = 0; 2093 voltage_table->phase_delay = 0; 2094 2095 voltage_table->count = voltage_dependency_table->count; 2096 for (i = 0; i < voltage_table->count; i++) { 2097 voltage_table->entries[i].value = voltage_dependency_table->entries[i].v; 2098 voltage_table->entries[i].smio_low = 0; 2099 } 2100 2101 return 0; 2102 } 2103 2104 static int ci_construct_voltage_tables(struct radeon_device *rdev) 2105 { 2106 struct ci_power_info *pi = ci_get_pi(rdev); 2107 int ret; 2108 2109 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { 2110 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDC, 2111 VOLTAGE_OBJ_GPIO_LUT, 2112 &pi->vddc_voltage_table); 2113 if (ret) 2114 return ret; 2115 } else if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 2116 ret = ci_get_svi2_voltage_table(rdev, 2117 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, 2118 &pi->vddc_voltage_table); 2119 if (ret) 2120 return ret; 2121 } 2122 2123 if (pi->vddc_voltage_table.count > SMU7_MAX_LEVELS_VDDC) 2124 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDC, 2125 &pi->vddc_voltage_table); 2126 2127 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { 2128 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDCI, 2129 VOLTAGE_OBJ_GPIO_LUT, 2130 &pi->vddci_voltage_table); 2131 if (ret) 2132 return ret; 2133 } else if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 2134 ret = ci_get_svi2_voltage_table(rdev, 2135 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, 2136 &pi->vddci_voltage_table); 2137 if (ret) 2138 return ret; 2139 } 2140 2141 if (pi->vddci_voltage_table.count > SMU7_MAX_LEVELS_VDDCI) 2142 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDCI, 2143 &pi->vddci_voltage_table); 2144 2145 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { 2146 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_MVDDC, 2147 VOLTAGE_OBJ_GPIO_LUT, 2148 &pi->mvdd_voltage_table); 2149 if (ret) 2150 return ret; 2151 } else if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 2152 ret = ci_get_svi2_voltage_table(rdev, 2153 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, 2154 &pi->mvdd_voltage_table); 2155 if (ret) 2156 return ret; 2157 } 2158 2159 if (pi->mvdd_voltage_table.count > SMU7_MAX_LEVELS_MVDD) 2160 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_MVDD, 2161 &pi->mvdd_voltage_table); 2162 2163 return 0; 2164 } 2165 2166 static void ci_populate_smc_voltage_table(struct radeon_device *rdev, 2167 struct atom_voltage_table_entry *voltage_table, 2168 SMU7_Discrete_VoltageLevel *smc_voltage_table) 2169 { 2170 int ret; 2171 2172 ret = ci_get_std_voltage_value_sidd(rdev, voltage_table, 2173 &smc_voltage_table->StdVoltageHiSidd, 2174 &smc_voltage_table->StdVoltageLoSidd); 2175 2176 if (ret) { 2177 smc_voltage_table->StdVoltageHiSidd = voltage_table->value * VOLTAGE_SCALE; 2178 smc_voltage_table->StdVoltageLoSidd = voltage_table->value * VOLTAGE_SCALE; 2179 } 2180 2181 smc_voltage_table->Voltage = cpu_to_be16(voltage_table->value * VOLTAGE_SCALE); 2182 smc_voltage_table->StdVoltageHiSidd = 2183 cpu_to_be16(smc_voltage_table->StdVoltageHiSidd); 2184 smc_voltage_table->StdVoltageLoSidd = 2185 cpu_to_be16(smc_voltage_table->StdVoltageLoSidd); 2186 } 2187 2188 static int ci_populate_smc_vddc_table(struct radeon_device *rdev, 2189 SMU7_Discrete_DpmTable *table) 2190 { 2191 struct ci_power_info *pi = ci_get_pi(rdev); 2192 unsigned int count; 2193 2194 table->VddcLevelCount = pi->vddc_voltage_table.count; 2195 for (count = 0; count < table->VddcLevelCount; count++) { 2196 ci_populate_smc_voltage_table(rdev, 2197 &pi->vddc_voltage_table.entries[count], 2198 &table->VddcLevel[count]); 2199 2200 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) 2201 table->VddcLevel[count].Smio |= 2202 pi->vddc_voltage_table.entries[count].smio_low; 2203 else 2204 table->VddcLevel[count].Smio = 0; 2205 } 2206 table->VddcLevelCount = cpu_to_be32(table->VddcLevelCount); 2207 2208 return 0; 2209 } 2210 2211 static int ci_populate_smc_vddci_table(struct radeon_device *rdev, 2212 SMU7_Discrete_DpmTable *table) 2213 { 2214 unsigned int count; 2215 struct ci_power_info *pi = ci_get_pi(rdev); 2216 2217 table->VddciLevelCount = pi->vddci_voltage_table.count; 2218 for (count = 0; count < table->VddciLevelCount; count++) { 2219 ci_populate_smc_voltage_table(rdev, 2220 &pi->vddci_voltage_table.entries[count], 2221 &table->VddciLevel[count]); 2222 2223 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) 2224 table->VddciLevel[count].Smio |= 2225 pi->vddci_voltage_table.entries[count].smio_low; 2226 else 2227 table->VddciLevel[count].Smio = 0; 2228 } 2229 table->VddciLevelCount = cpu_to_be32(table->VddciLevelCount); 2230 2231 return 0; 2232 } 2233 2234 static int ci_populate_smc_mvdd_table(struct radeon_device *rdev, 2235 SMU7_Discrete_DpmTable *table) 2236 { 2237 struct ci_power_info *pi = ci_get_pi(rdev); 2238 unsigned int count; 2239 2240 table->MvddLevelCount = pi->mvdd_voltage_table.count; 2241 for (count = 0; count < table->MvddLevelCount; count++) { 2242 ci_populate_smc_voltage_table(rdev, 2243 &pi->mvdd_voltage_table.entries[count], 2244 &table->MvddLevel[count]); 2245 2246 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) 2247 table->MvddLevel[count].Smio |= 2248 pi->mvdd_voltage_table.entries[count].smio_low; 2249 else 2250 table->MvddLevel[count].Smio = 0; 2251 } 2252 table->MvddLevelCount = cpu_to_be32(table->MvddLevelCount); 2253 2254 return 0; 2255 } 2256 2257 static int ci_populate_smc_voltage_tables(struct radeon_device *rdev, 2258 SMU7_Discrete_DpmTable *table) 2259 { 2260 int ret; 2261 2262 ret = ci_populate_smc_vddc_table(rdev, table); 2263 if (ret) 2264 return ret; 2265 2266 ret = ci_populate_smc_vddci_table(rdev, table); 2267 if (ret) 2268 return ret; 2269 2270 ret = ci_populate_smc_mvdd_table(rdev, table); 2271 if (ret) 2272 return ret; 2273 2274 return 0; 2275 } 2276 2277 static int ci_populate_mvdd_value(struct radeon_device *rdev, u32 mclk, 2278 SMU7_Discrete_VoltageLevel *voltage) 2279 { 2280 struct ci_power_info *pi = ci_get_pi(rdev); 2281 u32 i = 0; 2282 2283 if (pi->mvdd_control != CISLANDS_VOLTAGE_CONTROL_NONE) { 2284 for (i = 0; i < rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count; i++) { 2285 if (mclk <= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries[i].clk) { 2286 voltage->Voltage = pi->mvdd_voltage_table.entries[i].value; 2287 break; 2288 } 2289 } 2290 2291 if (i >= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count) 2292 return -EINVAL; 2293 } 2294 2295 return -EINVAL; 2296 } 2297 2298 static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev, 2299 struct atom_voltage_table_entry *voltage_table, 2300 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd) 2301 { 2302 u16 v_index, idx; 2303 bool voltage_found = false; 2304 *std_voltage_hi_sidd = voltage_table->value * VOLTAGE_SCALE; 2305 *std_voltage_lo_sidd = voltage_table->value * VOLTAGE_SCALE; 2306 2307 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries == NULL) 2308 return -EINVAL; 2309 2310 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries) { 2311 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) { 2312 if (voltage_table->value == 2313 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) { 2314 voltage_found = true; 2315 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count) 2316 idx = v_index; 2317 else 2318 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1; 2319 *std_voltage_lo_sidd = 2320 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE; 2321 *std_voltage_hi_sidd = 2322 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE; 2323 break; 2324 } 2325 } 2326 2327 if (!voltage_found) { 2328 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) { 2329 if (voltage_table->value <= 2330 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) { 2331 voltage_found = true; 2332 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count) 2333 idx = v_index; 2334 else 2335 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1; 2336 *std_voltage_lo_sidd = 2337 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE; 2338 *std_voltage_hi_sidd = 2339 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE; 2340 break; 2341 } 2342 } 2343 } 2344 } 2345 2346 return 0; 2347 } 2348 2349 static void ci_populate_phase_value_based_on_sclk(struct radeon_device *rdev, 2350 const struct radeon_phase_shedding_limits_table *limits, 2351 u32 sclk, 2352 u32 *phase_shedding) 2353 { 2354 unsigned int i; 2355 2356 *phase_shedding = 1; 2357 2358 for (i = 0; i < limits->count; i++) { 2359 if (sclk < limits->entries[i].sclk) { 2360 *phase_shedding = i; 2361 break; 2362 } 2363 } 2364 } 2365 2366 static void ci_populate_phase_value_based_on_mclk(struct radeon_device *rdev, 2367 const struct radeon_phase_shedding_limits_table *limits, 2368 u32 mclk, 2369 u32 *phase_shedding) 2370 { 2371 unsigned int i; 2372 2373 *phase_shedding = 1; 2374 2375 for (i = 0; i < limits->count; i++) { 2376 if (mclk < limits->entries[i].mclk) { 2377 *phase_shedding = i; 2378 break; 2379 } 2380 } 2381 } 2382 2383 static int ci_init_arb_table_index(struct radeon_device *rdev) 2384 { 2385 struct ci_power_info *pi = ci_get_pi(rdev); 2386 u32 tmp; 2387 int ret; 2388 2389 ret = ci_read_smc_sram_dword(rdev, pi->arb_table_start, 2390 &tmp, pi->sram_end); 2391 if (ret) 2392 return ret; 2393 2394 tmp &= 0x00FFFFFF; 2395 tmp |= MC_CG_ARB_FREQ_F1 << 24; 2396 2397 return ci_write_smc_sram_dword(rdev, pi->arb_table_start, 2398 tmp, pi->sram_end); 2399 } 2400 2401 static int ci_get_dependency_volt_by_clk(struct radeon_device *rdev, 2402 struct radeon_clock_voltage_dependency_table *allowed_clock_voltage_table, 2403 u32 clock, u32 *voltage) 2404 { 2405 u32 i = 0; 2406 2407 if (allowed_clock_voltage_table->count == 0) 2408 return -EINVAL; 2409 2410 for (i = 0; i < allowed_clock_voltage_table->count; i++) { 2411 if (allowed_clock_voltage_table->entries[i].clk >= clock) { 2412 *voltage = allowed_clock_voltage_table->entries[i].v; 2413 return 0; 2414 } 2415 } 2416 2417 *voltage = allowed_clock_voltage_table->entries[i-1].v; 2418 2419 return 0; 2420 } 2421 2422 static u8 ci_get_sleep_divider_id_from_clock(struct radeon_device *rdev, 2423 u32 sclk, u32 min_sclk_in_sr) 2424 { 2425 u32 i; 2426 u32 tmp; 2427 u32 min = (min_sclk_in_sr > CISLAND_MINIMUM_ENGINE_CLOCK) ? 2428 min_sclk_in_sr : CISLAND_MINIMUM_ENGINE_CLOCK; 2429 2430 if (sclk < min) 2431 return 0; 2432 2433 for (i = CISLAND_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) { 2434 tmp = sclk / (1 << i); 2435 if (tmp >= min || i == 0) 2436 break; 2437 } 2438 2439 return (u8)i; 2440 } 2441 2442 static int ci_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev) 2443 { 2444 return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1); 2445 } 2446 2447 static int ci_reset_to_default(struct radeon_device *rdev) 2448 { 2449 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_ResetToDefaults) == PPSMC_Result_OK) ? 2450 0 : -EINVAL; 2451 } 2452 2453 static int ci_force_switch_to_arb_f0(struct radeon_device *rdev) 2454 { 2455 u32 tmp; 2456 2457 tmp = (RREG32_SMC(SMC_SCRATCH9) & 0x0000ff00) >> 8; 2458 2459 if (tmp == MC_CG_ARB_FREQ_F0) 2460 return 0; 2461 2462 return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0); 2463 } 2464 2465 static void ci_register_patching_mc_arb(struct radeon_device *rdev, 2466 const u32 engine_clock, 2467 const u32 memory_clock, 2468 u32 *dram_timimg2) 2469 { 2470 bool patch; 2471 u32 tmp, tmp2; 2472 2473 tmp = RREG32(MC_SEQ_MISC0); 2474 patch = ((tmp & 0x0000f00) == 0x300) ? true : false; 2475 2476 if (patch && 2477 ((rdev->pdev->device == 0x67B0) || 2478 (rdev->pdev->device == 0x67B1))) { 2479 if ((memory_clock > 100000) && (memory_clock <= 125000)) { 2480 tmp2 = (((0x31 * engine_clock) / 125000) - 1) & 0xff; 2481 *dram_timimg2 &= ~0x00ff0000; 2482 *dram_timimg2 |= tmp2 << 16; 2483 } else if ((memory_clock > 125000) && (memory_clock <= 137500)) { 2484 tmp2 = (((0x36 * engine_clock) / 137500) - 1) & 0xff; 2485 *dram_timimg2 &= ~0x00ff0000; 2486 *dram_timimg2 |= tmp2 << 16; 2487 } 2488 } 2489 } 2490 2491 2492 static int ci_populate_memory_timing_parameters(struct radeon_device *rdev, 2493 u32 sclk, 2494 u32 mclk, 2495 SMU7_Discrete_MCArbDramTimingTableEntry *arb_regs) 2496 { 2497 u32 dram_timing; 2498 u32 dram_timing2; 2499 u32 burst_time; 2500 2501 radeon_atom_set_engine_dram_timings(rdev, sclk, mclk); 2502 2503 dram_timing = RREG32(MC_ARB_DRAM_TIMING); 2504 dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2); 2505 burst_time = RREG32(MC_ARB_BURST_TIME) & STATE0_MASK; 2506 2507 ci_register_patching_mc_arb(rdev, sclk, mclk, &dram_timing2); 2508 2509 arb_regs->McArbDramTiming = cpu_to_be32(dram_timing); 2510 arb_regs->McArbDramTiming2 = cpu_to_be32(dram_timing2); 2511 arb_regs->McArbBurstTime = (u8)burst_time; 2512 2513 return 0; 2514 } 2515 2516 static int ci_do_program_memory_timing_parameters(struct radeon_device *rdev) 2517 { 2518 struct ci_power_info *pi = ci_get_pi(rdev); 2519 SMU7_Discrete_MCArbDramTimingTable arb_regs; 2520 u32 i, j; 2521 int ret = 0; 2522 2523 memset(&arb_regs, 0, sizeof(SMU7_Discrete_MCArbDramTimingTable)); 2524 2525 for (i = 0; i < pi->dpm_table.sclk_table.count; i++) { 2526 for (j = 0; j < pi->dpm_table.mclk_table.count; j++) { 2527 ret = ci_populate_memory_timing_parameters(rdev, 2528 pi->dpm_table.sclk_table.dpm_levels[i].value, 2529 pi->dpm_table.mclk_table.dpm_levels[j].value, 2530 &arb_regs.entries[i][j]); 2531 if (ret) 2532 break; 2533 } 2534 } 2535 2536 if (ret == 0) 2537 ret = ci_copy_bytes_to_smc(rdev, 2538 pi->arb_table_start, 2539 (u8 *)&arb_regs, 2540 sizeof(SMU7_Discrete_MCArbDramTimingTable), 2541 pi->sram_end); 2542 2543 return ret; 2544 } 2545 2546 static int ci_program_memory_timing_parameters(struct radeon_device *rdev) 2547 { 2548 struct ci_power_info *pi = ci_get_pi(rdev); 2549 2550 if (pi->need_update_smu7_dpm_table == 0) 2551 return 0; 2552 2553 return ci_do_program_memory_timing_parameters(rdev); 2554 } 2555 2556 static void ci_populate_smc_initial_state(struct radeon_device *rdev, 2557 struct radeon_ps *radeon_boot_state) 2558 { 2559 struct ci_ps *boot_state = ci_get_ps(radeon_boot_state); 2560 struct ci_power_info *pi = ci_get_pi(rdev); 2561 u32 level = 0; 2562 2563 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; level++) { 2564 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[level].clk >= 2565 boot_state->performance_levels[0].sclk) { 2566 pi->smc_state_table.GraphicsBootLevel = level; 2567 break; 2568 } 2569 } 2570 2571 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.count; level++) { 2572 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries[level].clk >= 2573 boot_state->performance_levels[0].mclk) { 2574 pi->smc_state_table.MemoryBootLevel = level; 2575 break; 2576 } 2577 } 2578 } 2579 2580 static u32 ci_get_dpm_level_enable_mask_value(struct ci_single_dpm_table *dpm_table) 2581 { 2582 u32 i; 2583 u32 mask_value = 0; 2584 2585 for (i = dpm_table->count; i > 0; i--) { 2586 mask_value = mask_value << 1; 2587 if (dpm_table->dpm_levels[i-1].enabled) 2588 mask_value |= 0x1; 2589 else 2590 mask_value &= 0xFFFFFFFE; 2591 } 2592 2593 return mask_value; 2594 } 2595 2596 static void ci_populate_smc_link_level(struct radeon_device *rdev, 2597 SMU7_Discrete_DpmTable *table) 2598 { 2599 struct ci_power_info *pi = ci_get_pi(rdev); 2600 struct ci_dpm_table *dpm_table = &pi->dpm_table; 2601 u32 i; 2602 2603 for (i = 0; i < dpm_table->pcie_speed_table.count; i++) { 2604 table->LinkLevel[i].PcieGenSpeed = 2605 (u8)dpm_table->pcie_speed_table.dpm_levels[i].value; 2606 table->LinkLevel[i].PcieLaneCount = 2607 r600_encode_pci_lane_width(dpm_table->pcie_speed_table.dpm_levels[i].param1); 2608 table->LinkLevel[i].EnabledForActivity = 1; 2609 table->LinkLevel[i].DownT = cpu_to_be32(5); 2610 table->LinkLevel[i].UpT = cpu_to_be32(30); 2611 } 2612 2613 pi->smc_state_table.LinkLevelCount = (u8)dpm_table->pcie_speed_table.count; 2614 pi->dpm_level_enable_mask.pcie_dpm_enable_mask = 2615 ci_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table); 2616 } 2617 2618 static int ci_populate_smc_uvd_level(struct radeon_device *rdev, 2619 SMU7_Discrete_DpmTable *table) 2620 { 2621 u32 count; 2622 struct atom_clock_dividers dividers; 2623 int ret = -EINVAL; 2624 2625 table->UvdLevelCount = 2626 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count; 2627 2628 for (count = 0; count < table->UvdLevelCount; count++) { 2629 table->UvdLevel[count].VclkFrequency = 2630 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].vclk; 2631 table->UvdLevel[count].DclkFrequency = 2632 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].dclk; 2633 table->UvdLevel[count].MinVddc = 2634 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; 2635 table->UvdLevel[count].MinVddcPhases = 1; 2636 2637 ret = radeon_atom_get_clock_dividers(rdev, 2638 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2639 table->UvdLevel[count].VclkFrequency, false, ÷rs); 2640 if (ret) 2641 return ret; 2642 2643 table->UvdLevel[count].VclkDivider = (u8)dividers.post_divider; 2644 2645 ret = radeon_atom_get_clock_dividers(rdev, 2646 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2647 table->UvdLevel[count].DclkFrequency, false, ÷rs); 2648 if (ret) 2649 return ret; 2650 2651 table->UvdLevel[count].DclkDivider = (u8)dividers.post_divider; 2652 2653 table->UvdLevel[count].VclkFrequency = cpu_to_be32(table->UvdLevel[count].VclkFrequency); 2654 table->UvdLevel[count].DclkFrequency = cpu_to_be32(table->UvdLevel[count].DclkFrequency); 2655 table->UvdLevel[count].MinVddc = cpu_to_be16(table->UvdLevel[count].MinVddc); 2656 } 2657 2658 return ret; 2659 } 2660 2661 static int ci_populate_smc_vce_level(struct radeon_device *rdev, 2662 SMU7_Discrete_DpmTable *table) 2663 { 2664 u32 count; 2665 struct atom_clock_dividers dividers; 2666 int ret = -EINVAL; 2667 2668 table->VceLevelCount = 2669 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count; 2670 2671 for (count = 0; count < table->VceLevelCount; count++) { 2672 table->VceLevel[count].Frequency = 2673 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].evclk; 2674 table->VceLevel[count].MinVoltage = 2675 (u16)rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; 2676 table->VceLevel[count].MinPhases = 1; 2677 2678 ret = radeon_atom_get_clock_dividers(rdev, 2679 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2680 table->VceLevel[count].Frequency, false, ÷rs); 2681 if (ret) 2682 return ret; 2683 2684 table->VceLevel[count].Divider = (u8)dividers.post_divider; 2685 2686 table->VceLevel[count].Frequency = cpu_to_be32(table->VceLevel[count].Frequency); 2687 table->VceLevel[count].MinVoltage = cpu_to_be16(table->VceLevel[count].MinVoltage); 2688 } 2689 2690 return ret; 2691 2692 } 2693 2694 static int ci_populate_smc_acp_level(struct radeon_device *rdev, 2695 SMU7_Discrete_DpmTable *table) 2696 { 2697 u32 count; 2698 struct atom_clock_dividers dividers; 2699 int ret = -EINVAL; 2700 2701 table->AcpLevelCount = (u8) 2702 (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count); 2703 2704 for (count = 0; count < table->AcpLevelCount; count++) { 2705 table->AcpLevel[count].Frequency = 2706 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].clk; 2707 table->AcpLevel[count].MinVoltage = 2708 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].v; 2709 table->AcpLevel[count].MinPhases = 1; 2710 2711 ret = radeon_atom_get_clock_dividers(rdev, 2712 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2713 table->AcpLevel[count].Frequency, false, ÷rs); 2714 if (ret) 2715 return ret; 2716 2717 table->AcpLevel[count].Divider = (u8)dividers.post_divider; 2718 2719 table->AcpLevel[count].Frequency = cpu_to_be32(table->AcpLevel[count].Frequency); 2720 table->AcpLevel[count].MinVoltage = cpu_to_be16(table->AcpLevel[count].MinVoltage); 2721 } 2722 2723 return ret; 2724 } 2725 2726 static int ci_populate_smc_samu_level(struct radeon_device *rdev, 2727 SMU7_Discrete_DpmTable *table) 2728 { 2729 u32 count; 2730 struct atom_clock_dividers dividers; 2731 int ret = -EINVAL; 2732 2733 table->SamuLevelCount = 2734 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count; 2735 2736 for (count = 0; count < table->SamuLevelCount; count++) { 2737 table->SamuLevel[count].Frequency = 2738 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].clk; 2739 table->SamuLevel[count].MinVoltage = 2740 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; 2741 table->SamuLevel[count].MinPhases = 1; 2742 2743 ret = radeon_atom_get_clock_dividers(rdev, 2744 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 2745 table->SamuLevel[count].Frequency, false, ÷rs); 2746 if (ret) 2747 return ret; 2748 2749 table->SamuLevel[count].Divider = (u8)dividers.post_divider; 2750 2751 table->SamuLevel[count].Frequency = cpu_to_be32(table->SamuLevel[count].Frequency); 2752 table->SamuLevel[count].MinVoltage = cpu_to_be16(table->SamuLevel[count].MinVoltage); 2753 } 2754 2755 return ret; 2756 } 2757 2758 static int ci_calculate_mclk_params(struct radeon_device *rdev, 2759 u32 memory_clock, 2760 SMU7_Discrete_MemoryLevel *mclk, 2761 bool strobe_mode, 2762 bool dll_state_on) 2763 { 2764 struct ci_power_info *pi = ci_get_pi(rdev); 2765 u32 dll_cntl = pi->clock_registers.dll_cntl; 2766 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl; 2767 u32 mpll_ad_func_cntl = pi->clock_registers.mpll_ad_func_cntl; 2768 u32 mpll_dq_func_cntl = pi->clock_registers.mpll_dq_func_cntl; 2769 u32 mpll_func_cntl = pi->clock_registers.mpll_func_cntl; 2770 u32 mpll_func_cntl_1 = pi->clock_registers.mpll_func_cntl_1; 2771 u32 mpll_func_cntl_2 = pi->clock_registers.mpll_func_cntl_2; 2772 u32 mpll_ss1 = pi->clock_registers.mpll_ss1; 2773 u32 mpll_ss2 = pi->clock_registers.mpll_ss2; 2774 struct atom_mpll_param mpll_param; 2775 int ret; 2776 2777 ret = radeon_atom_get_memory_pll_dividers(rdev, memory_clock, strobe_mode, &mpll_param); 2778 if (ret) 2779 return ret; 2780 2781 mpll_func_cntl &= ~BWCTRL_MASK; 2782 mpll_func_cntl |= BWCTRL(mpll_param.bwcntl); 2783 2784 mpll_func_cntl_1 &= ~(CLKF_MASK | CLKFRAC_MASK | VCO_MODE_MASK); 2785 mpll_func_cntl_1 |= CLKF(mpll_param.clkf) | 2786 CLKFRAC(mpll_param.clkfrac) | VCO_MODE(mpll_param.vco_mode); 2787 2788 mpll_ad_func_cntl &= ~YCLK_POST_DIV_MASK; 2789 mpll_ad_func_cntl |= YCLK_POST_DIV(mpll_param.post_div); 2790 2791 if (pi->mem_gddr5) { 2792 mpll_dq_func_cntl &= ~(YCLK_SEL_MASK | YCLK_POST_DIV_MASK); 2793 mpll_dq_func_cntl |= YCLK_SEL(mpll_param.yclk_sel) | 2794 YCLK_POST_DIV(mpll_param.post_div); 2795 } 2796 2797 if (pi->caps_mclk_ss_support) { 2798 struct radeon_atom_ss ss; 2799 u32 freq_nom; 2800 u32 tmp; 2801 u32 reference_clock = rdev->clock.mpll.reference_freq; 2802 2803 if (mpll_param.qdr == 1) 2804 freq_nom = memory_clock * 4 * (1 << mpll_param.post_div); 2805 else 2806 freq_nom = memory_clock * 2 * (1 << mpll_param.post_div); 2807 2808 tmp = (freq_nom / reference_clock); 2809 tmp = tmp * tmp; 2810 if (radeon_atombios_get_asic_ss_info(rdev, &ss, 2811 ASIC_INTERNAL_MEMORY_SS, freq_nom)) { 2812 u32 clks = reference_clock * 5 / ss.rate; 2813 u32 clkv = (u32)((((131 * ss.percentage * ss.rate) / 100) * tmp) / freq_nom); 2814 2815 mpll_ss1 &= ~CLKV_MASK; 2816 mpll_ss1 |= CLKV(clkv); 2817 2818 mpll_ss2 &= ~CLKS_MASK; 2819 mpll_ss2 |= CLKS(clks); 2820 } 2821 } 2822 2823 mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK; 2824 mclk_pwrmgt_cntl |= DLL_SPEED(mpll_param.dll_speed); 2825 2826 if (dll_state_on) 2827 mclk_pwrmgt_cntl |= MRDCK0_PDNB | MRDCK1_PDNB; 2828 else 2829 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB); 2830 2831 mclk->MclkFrequency = memory_clock; 2832 mclk->MpllFuncCntl = mpll_func_cntl; 2833 mclk->MpllFuncCntl_1 = mpll_func_cntl_1; 2834 mclk->MpllFuncCntl_2 = mpll_func_cntl_2; 2835 mclk->MpllAdFuncCntl = mpll_ad_func_cntl; 2836 mclk->MpllDqFuncCntl = mpll_dq_func_cntl; 2837 mclk->MclkPwrmgtCntl = mclk_pwrmgt_cntl; 2838 mclk->DllCntl = dll_cntl; 2839 mclk->MpllSs1 = mpll_ss1; 2840 mclk->MpllSs2 = mpll_ss2; 2841 2842 return 0; 2843 } 2844 2845 static int ci_populate_single_memory_level(struct radeon_device *rdev, 2846 u32 memory_clock, 2847 SMU7_Discrete_MemoryLevel *memory_level) 2848 { 2849 struct ci_power_info *pi = ci_get_pi(rdev); 2850 int ret; 2851 bool dll_state_on; 2852 2853 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries) { 2854 ret = ci_get_dependency_volt_by_clk(rdev, 2855 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, 2856 memory_clock, &memory_level->MinVddc); 2857 if (ret) 2858 return ret; 2859 } 2860 2861 if (rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries) { 2862 ret = ci_get_dependency_volt_by_clk(rdev, 2863 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, 2864 memory_clock, &memory_level->MinVddci); 2865 if (ret) 2866 return ret; 2867 } 2868 2869 if (rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries) { 2870 ret = ci_get_dependency_volt_by_clk(rdev, 2871 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, 2872 memory_clock, &memory_level->MinMvdd); 2873 if (ret) 2874 return ret; 2875 } 2876 2877 memory_level->MinVddcPhases = 1; 2878 2879 if (pi->vddc_phase_shed_control) 2880 ci_populate_phase_value_based_on_mclk(rdev, 2881 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table, 2882 memory_clock, 2883 &memory_level->MinVddcPhases); 2884 2885 memory_level->EnabledForThrottle = 1; 2886 memory_level->UpH = 0; 2887 memory_level->DownH = 100; 2888 memory_level->VoltageDownH = 0; 2889 memory_level->ActivityLevel = (u16)pi->mclk_activity_target; 2890 2891 memory_level->StutterEnable = false; 2892 memory_level->StrobeEnable = false; 2893 memory_level->EdcReadEnable = false; 2894 memory_level->EdcWriteEnable = false; 2895 memory_level->RttEnable = false; 2896 2897 memory_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; 2898 2899 if (pi->mclk_stutter_mode_threshold && 2900 (memory_clock <= pi->mclk_stutter_mode_threshold) && 2901 (pi->uvd_enabled == false) && 2902 (RREG32(DPG_PIPE_STUTTER_CONTROL) & STUTTER_ENABLE) && 2903 (rdev->pm.dpm.new_active_crtc_count <= 2)) 2904 memory_level->StutterEnable = true; 2905 2906 if (pi->mclk_strobe_mode_threshold && 2907 (memory_clock <= pi->mclk_strobe_mode_threshold)) 2908 memory_level->StrobeEnable = 1; 2909 2910 if (pi->mem_gddr5) { 2911 memory_level->StrobeRatio = 2912 si_get_mclk_frequency_ratio(memory_clock, memory_level->StrobeEnable); 2913 if (pi->mclk_edc_enable_threshold && 2914 (memory_clock > pi->mclk_edc_enable_threshold)) 2915 memory_level->EdcReadEnable = true; 2916 2917 if (pi->mclk_edc_wr_enable_threshold && 2918 (memory_clock > pi->mclk_edc_wr_enable_threshold)) 2919 memory_level->EdcWriteEnable = true; 2920 2921 if (memory_level->StrobeEnable) { 2922 if (si_get_mclk_frequency_ratio(memory_clock, true) >= 2923 ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf)) 2924 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false; 2925 else 2926 dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false; 2927 } else { 2928 dll_state_on = pi->dll_default_on; 2929 } 2930 } else { 2931 memory_level->StrobeRatio = si_get_ddr3_mclk_frequency_ratio(memory_clock); 2932 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false; 2933 } 2934 2935 ret = ci_calculate_mclk_params(rdev, memory_clock, memory_level, memory_level->StrobeEnable, dll_state_on); 2936 if (ret) 2937 return ret; 2938 2939 memory_level->MinVddc = cpu_to_be32(memory_level->MinVddc * VOLTAGE_SCALE); 2940 memory_level->MinVddcPhases = cpu_to_be32(memory_level->MinVddcPhases); 2941 memory_level->MinVddci = cpu_to_be32(memory_level->MinVddci * VOLTAGE_SCALE); 2942 memory_level->MinMvdd = cpu_to_be32(memory_level->MinMvdd * VOLTAGE_SCALE); 2943 2944 memory_level->MclkFrequency = cpu_to_be32(memory_level->MclkFrequency); 2945 memory_level->ActivityLevel = cpu_to_be16(memory_level->ActivityLevel); 2946 memory_level->MpllFuncCntl = cpu_to_be32(memory_level->MpllFuncCntl); 2947 memory_level->MpllFuncCntl_1 = cpu_to_be32(memory_level->MpllFuncCntl_1); 2948 memory_level->MpllFuncCntl_2 = cpu_to_be32(memory_level->MpllFuncCntl_2); 2949 memory_level->MpllAdFuncCntl = cpu_to_be32(memory_level->MpllAdFuncCntl); 2950 memory_level->MpllDqFuncCntl = cpu_to_be32(memory_level->MpllDqFuncCntl); 2951 memory_level->MclkPwrmgtCntl = cpu_to_be32(memory_level->MclkPwrmgtCntl); 2952 memory_level->DllCntl = cpu_to_be32(memory_level->DllCntl); 2953 memory_level->MpllSs1 = cpu_to_be32(memory_level->MpllSs1); 2954 memory_level->MpllSs2 = cpu_to_be32(memory_level->MpllSs2); 2955 2956 return 0; 2957 } 2958 2959 static int ci_populate_smc_acpi_level(struct radeon_device *rdev, 2960 SMU7_Discrete_DpmTable *table) 2961 { 2962 struct ci_power_info *pi = ci_get_pi(rdev); 2963 struct atom_clock_dividers dividers; 2964 SMU7_Discrete_VoltageLevel voltage_level; 2965 u32 spll_func_cntl = pi->clock_registers.cg_spll_func_cntl; 2966 u32 spll_func_cntl_2 = pi->clock_registers.cg_spll_func_cntl_2; 2967 u32 dll_cntl = pi->clock_registers.dll_cntl; 2968 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl; 2969 int ret; 2970 2971 table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC; 2972 2973 if (pi->acpi_vddc) 2974 table->ACPILevel.MinVddc = cpu_to_be32(pi->acpi_vddc * VOLTAGE_SCALE); 2975 else 2976 table->ACPILevel.MinVddc = cpu_to_be32(pi->min_vddc_in_pp_table * VOLTAGE_SCALE); 2977 2978 table->ACPILevel.MinVddcPhases = pi->vddc_phase_shed_control ? 0 : 1; 2979 2980 table->ACPILevel.SclkFrequency = rdev->clock.spll.reference_freq; 2981 2982 ret = radeon_atom_get_clock_dividers(rdev, 2983 COMPUTE_GPUCLK_INPUT_FLAG_SCLK, 2984 table->ACPILevel.SclkFrequency, false, ÷rs); 2985 if (ret) 2986 return ret; 2987 2988 table->ACPILevel.SclkDid = (u8)dividers.post_divider; 2989 table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; 2990 table->ACPILevel.DeepSleepDivId = 0; 2991 2992 spll_func_cntl &= ~SPLL_PWRON; 2993 spll_func_cntl |= SPLL_RESET; 2994 2995 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK; 2996 spll_func_cntl_2 |= SCLK_MUX_SEL(4); 2997 2998 table->ACPILevel.CgSpllFuncCntl = spll_func_cntl; 2999 table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2; 3000 table->ACPILevel.CgSpllFuncCntl3 = pi->clock_registers.cg_spll_func_cntl_3; 3001 table->ACPILevel.CgSpllFuncCntl4 = pi->clock_registers.cg_spll_func_cntl_4; 3002 table->ACPILevel.SpllSpreadSpectrum = pi->clock_registers.cg_spll_spread_spectrum; 3003 table->ACPILevel.SpllSpreadSpectrum2 = pi->clock_registers.cg_spll_spread_spectrum_2; 3004 table->ACPILevel.CcPwrDynRm = 0; 3005 table->ACPILevel.CcPwrDynRm1 = 0; 3006 3007 table->ACPILevel.Flags = cpu_to_be32(table->ACPILevel.Flags); 3008 table->ACPILevel.MinVddcPhases = cpu_to_be32(table->ACPILevel.MinVddcPhases); 3009 table->ACPILevel.SclkFrequency = cpu_to_be32(table->ACPILevel.SclkFrequency); 3010 table->ACPILevel.CgSpllFuncCntl = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl); 3011 table->ACPILevel.CgSpllFuncCntl2 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl2); 3012 table->ACPILevel.CgSpllFuncCntl3 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl3); 3013 table->ACPILevel.CgSpllFuncCntl4 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl4); 3014 table->ACPILevel.SpllSpreadSpectrum = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum); 3015 table->ACPILevel.SpllSpreadSpectrum2 = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum2); 3016 table->ACPILevel.CcPwrDynRm = cpu_to_be32(table->ACPILevel.CcPwrDynRm); 3017 table->ACPILevel.CcPwrDynRm1 = cpu_to_be32(table->ACPILevel.CcPwrDynRm1); 3018 3019 table->MemoryACPILevel.MinVddc = table->ACPILevel.MinVddc; 3020 table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases; 3021 3022 if (pi->vddci_control != CISLANDS_VOLTAGE_CONTROL_NONE) { 3023 if (pi->acpi_vddci) 3024 table->MemoryACPILevel.MinVddci = 3025 cpu_to_be32(pi->acpi_vddci * VOLTAGE_SCALE); 3026 else 3027 table->MemoryACPILevel.MinVddci = 3028 cpu_to_be32(pi->min_vddci_in_pp_table * VOLTAGE_SCALE); 3029 } 3030 3031 if (ci_populate_mvdd_value(rdev, 0, &voltage_level)) 3032 table->MemoryACPILevel.MinMvdd = 0; 3033 else 3034 table->MemoryACPILevel.MinMvdd = 3035 cpu_to_be32(voltage_level.Voltage * VOLTAGE_SCALE); 3036 3037 mclk_pwrmgt_cntl |= MRDCK0_RESET | MRDCK1_RESET; 3038 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB); 3039 3040 dll_cntl &= ~(MRDCK0_BYPASS | MRDCK1_BYPASS); 3041 3042 table->MemoryACPILevel.DllCntl = cpu_to_be32(dll_cntl); 3043 table->MemoryACPILevel.MclkPwrmgtCntl = cpu_to_be32(mclk_pwrmgt_cntl); 3044 table->MemoryACPILevel.MpllAdFuncCntl = 3045 cpu_to_be32(pi->clock_registers.mpll_ad_func_cntl); 3046 table->MemoryACPILevel.MpllDqFuncCntl = 3047 cpu_to_be32(pi->clock_registers.mpll_dq_func_cntl); 3048 table->MemoryACPILevel.MpllFuncCntl = 3049 cpu_to_be32(pi->clock_registers.mpll_func_cntl); 3050 table->MemoryACPILevel.MpllFuncCntl_1 = 3051 cpu_to_be32(pi->clock_registers.mpll_func_cntl_1); 3052 table->MemoryACPILevel.MpllFuncCntl_2 = 3053 cpu_to_be32(pi->clock_registers.mpll_func_cntl_2); 3054 table->MemoryACPILevel.MpllSs1 = cpu_to_be32(pi->clock_registers.mpll_ss1); 3055 table->MemoryACPILevel.MpllSs2 = cpu_to_be32(pi->clock_registers.mpll_ss2); 3056 3057 table->MemoryACPILevel.EnabledForThrottle = 0; 3058 table->MemoryACPILevel.EnabledForActivity = 0; 3059 table->MemoryACPILevel.UpH = 0; 3060 table->MemoryACPILevel.DownH = 100; 3061 table->MemoryACPILevel.VoltageDownH = 0; 3062 table->MemoryACPILevel.ActivityLevel = 3063 cpu_to_be16((u16)pi->mclk_activity_target); 3064 3065 table->MemoryACPILevel.StutterEnable = false; 3066 table->MemoryACPILevel.StrobeEnable = false; 3067 table->MemoryACPILevel.EdcReadEnable = false; 3068 table->MemoryACPILevel.EdcWriteEnable = false; 3069 table->MemoryACPILevel.RttEnable = false; 3070 3071 return 0; 3072 } 3073 3074 3075 static int ci_enable_ulv(struct radeon_device *rdev, bool enable) 3076 { 3077 struct ci_power_info *pi = ci_get_pi(rdev); 3078 struct ci_ulv_parm *ulv = &pi->ulv; 3079 3080 if (ulv->supported) { 3081 if (enable) 3082 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableULV) == PPSMC_Result_OK) ? 3083 0 : -EINVAL; 3084 else 3085 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableULV) == PPSMC_Result_OK) ? 3086 0 : -EINVAL; 3087 } 3088 3089 return 0; 3090 } 3091 3092 static int ci_populate_ulv_level(struct radeon_device *rdev, 3093 SMU7_Discrete_Ulv *state) 3094 { 3095 struct ci_power_info *pi = ci_get_pi(rdev); 3096 u16 ulv_voltage = rdev->pm.dpm.backbias_response_time; 3097 3098 state->CcPwrDynRm = 0; 3099 state->CcPwrDynRm1 = 0; 3100 3101 if (ulv_voltage == 0) { 3102 pi->ulv.supported = false; 3103 return 0; 3104 } 3105 3106 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { 3107 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v) 3108 state->VddcOffset = 0; 3109 else 3110 state->VddcOffset = 3111 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage; 3112 } else { 3113 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v) 3114 state->VddcOffsetVid = 0; 3115 else 3116 state->VddcOffsetVid = (u8) 3117 ((rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage) * 3118 VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1); 3119 } 3120 state->VddcPhase = pi->vddc_phase_shed_control ? 0 : 1; 3121 3122 state->CcPwrDynRm = cpu_to_be32(state->CcPwrDynRm); 3123 state->CcPwrDynRm1 = cpu_to_be32(state->CcPwrDynRm1); 3124 state->VddcOffset = cpu_to_be16(state->VddcOffset); 3125 3126 return 0; 3127 } 3128 3129 static int ci_calculate_sclk_params(struct radeon_device *rdev, 3130 u32 engine_clock, 3131 SMU7_Discrete_GraphicsLevel *sclk) 3132 { 3133 struct ci_power_info *pi = ci_get_pi(rdev); 3134 struct atom_clock_dividers dividers; 3135 u32 spll_func_cntl_3 = pi->clock_registers.cg_spll_func_cntl_3; 3136 u32 spll_func_cntl_4 = pi->clock_registers.cg_spll_func_cntl_4; 3137 u32 cg_spll_spread_spectrum = pi->clock_registers.cg_spll_spread_spectrum; 3138 u32 cg_spll_spread_spectrum_2 = pi->clock_registers.cg_spll_spread_spectrum_2; 3139 u32 reference_clock = rdev->clock.spll.reference_freq; 3140 u32 reference_divider; 3141 u32 fbdiv; 3142 int ret; 3143 3144 ret = radeon_atom_get_clock_dividers(rdev, 3145 COMPUTE_GPUCLK_INPUT_FLAG_SCLK, 3146 engine_clock, false, ÷rs); 3147 if (ret) 3148 return ret; 3149 3150 reference_divider = 1 + dividers.ref_div; 3151 fbdiv = dividers.fb_div & 0x3FFFFFF; 3152 3153 spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK; 3154 spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv); 3155 spll_func_cntl_3 |= SPLL_DITHEN; 3156 3157 if (pi->caps_sclk_ss_support) { 3158 struct radeon_atom_ss ss; 3159 u32 vco_freq = engine_clock * dividers.post_div; 3160 3161 if (radeon_atombios_get_asic_ss_info(rdev, &ss, 3162 ASIC_INTERNAL_ENGINE_SS, vco_freq)) { 3163 u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate); 3164 u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000); 3165 3166 cg_spll_spread_spectrum &= ~CLK_S_MASK; 3167 cg_spll_spread_spectrum |= CLK_S(clk_s); 3168 cg_spll_spread_spectrum |= SSEN; 3169 3170 cg_spll_spread_spectrum_2 &= ~CLK_V_MASK; 3171 cg_spll_spread_spectrum_2 |= CLK_V(clk_v); 3172 } 3173 } 3174 3175 sclk->SclkFrequency = engine_clock; 3176 sclk->CgSpllFuncCntl3 = spll_func_cntl_3; 3177 sclk->CgSpllFuncCntl4 = spll_func_cntl_4; 3178 sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum; 3179 sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2; 3180 sclk->SclkDid = (u8)dividers.post_divider; 3181 3182 return 0; 3183 } 3184 3185 static int ci_populate_single_graphic_level(struct radeon_device *rdev, 3186 u32 engine_clock, 3187 u16 sclk_activity_level_t, 3188 SMU7_Discrete_GraphicsLevel *graphic_level) 3189 { 3190 struct ci_power_info *pi = ci_get_pi(rdev); 3191 int ret; 3192 3193 ret = ci_calculate_sclk_params(rdev, engine_clock, graphic_level); 3194 if (ret) 3195 return ret; 3196 3197 ret = ci_get_dependency_volt_by_clk(rdev, 3198 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk, 3199 engine_clock, &graphic_level->MinVddc); 3200 if (ret) 3201 return ret; 3202 3203 graphic_level->SclkFrequency = engine_clock; 3204 3205 graphic_level->Flags = 0; 3206 graphic_level->MinVddcPhases = 1; 3207 3208 if (pi->vddc_phase_shed_control) 3209 ci_populate_phase_value_based_on_sclk(rdev, 3210 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table, 3211 engine_clock, 3212 &graphic_level->MinVddcPhases); 3213 3214 graphic_level->ActivityLevel = sclk_activity_level_t; 3215 3216 graphic_level->CcPwrDynRm = 0; 3217 graphic_level->CcPwrDynRm1 = 0; 3218 graphic_level->EnabledForThrottle = 1; 3219 graphic_level->UpH = 0; 3220 graphic_level->DownH = 0; 3221 graphic_level->VoltageDownH = 0; 3222 graphic_level->PowerThrottle = 0; 3223 3224 if (pi->caps_sclk_ds) 3225 graphic_level->DeepSleepDivId = ci_get_sleep_divider_id_from_clock(rdev, 3226 engine_clock, 3227 CISLAND_MINIMUM_ENGINE_CLOCK); 3228 3229 graphic_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; 3230 3231 graphic_level->Flags = cpu_to_be32(graphic_level->Flags); 3232 graphic_level->MinVddc = cpu_to_be32(graphic_level->MinVddc * VOLTAGE_SCALE); 3233 graphic_level->MinVddcPhases = cpu_to_be32(graphic_level->MinVddcPhases); 3234 graphic_level->SclkFrequency = cpu_to_be32(graphic_level->SclkFrequency); 3235 graphic_level->ActivityLevel = cpu_to_be16(graphic_level->ActivityLevel); 3236 graphic_level->CgSpllFuncCntl3 = cpu_to_be32(graphic_level->CgSpllFuncCntl3); 3237 graphic_level->CgSpllFuncCntl4 = cpu_to_be32(graphic_level->CgSpllFuncCntl4); 3238 graphic_level->SpllSpreadSpectrum = cpu_to_be32(graphic_level->SpllSpreadSpectrum); 3239 graphic_level->SpllSpreadSpectrum2 = cpu_to_be32(graphic_level->SpllSpreadSpectrum2); 3240 graphic_level->CcPwrDynRm = cpu_to_be32(graphic_level->CcPwrDynRm); 3241 graphic_level->CcPwrDynRm1 = cpu_to_be32(graphic_level->CcPwrDynRm1); 3242 3243 return 0; 3244 } 3245 3246 static int ci_populate_all_graphic_levels(struct radeon_device *rdev) 3247 { 3248 struct ci_power_info *pi = ci_get_pi(rdev); 3249 struct ci_dpm_table *dpm_table = &pi->dpm_table; 3250 u32 level_array_address = pi->dpm_table_start + 3251 offsetof(SMU7_Discrete_DpmTable, GraphicsLevel); 3252 u32 level_array_size = sizeof(SMU7_Discrete_GraphicsLevel) * 3253 SMU7_MAX_LEVELS_GRAPHICS; 3254 SMU7_Discrete_GraphicsLevel *levels = pi->smc_state_table.GraphicsLevel; 3255 u32 i, ret; 3256 3257 memset(levels, 0, level_array_size); 3258 3259 for (i = 0; i < dpm_table->sclk_table.count; i++) { 3260 ret = ci_populate_single_graphic_level(rdev, 3261 dpm_table->sclk_table.dpm_levels[i].value, 3262 (u16)pi->activity_target[i], 3263 &pi->smc_state_table.GraphicsLevel[i]); 3264 if (ret) 3265 return ret; 3266 if (i > 1) 3267 pi->smc_state_table.GraphicsLevel[i].DeepSleepDivId = 0; 3268 if (i == (dpm_table->sclk_table.count - 1)) 3269 pi->smc_state_table.GraphicsLevel[i].DisplayWatermark = 3270 PPSMC_DISPLAY_WATERMARK_HIGH; 3271 } 3272 pi->smc_state_table.GraphicsLevel[0].EnabledForActivity = 1; 3273 3274 pi->smc_state_table.GraphicsDpmLevelCount = (u8)dpm_table->sclk_table.count; 3275 pi->dpm_level_enable_mask.sclk_dpm_enable_mask = 3276 ci_get_dpm_level_enable_mask_value(&dpm_table->sclk_table); 3277 3278 ret = ci_copy_bytes_to_smc(rdev, level_array_address, 3279 (u8 *)levels, level_array_size, 3280 pi->sram_end); 3281 if (ret) 3282 return ret; 3283 3284 return 0; 3285 } 3286 3287 static int ci_populate_ulv_state(struct radeon_device *rdev, 3288 SMU7_Discrete_Ulv *ulv_level) 3289 { 3290 return ci_populate_ulv_level(rdev, ulv_level); 3291 } 3292 3293 static int ci_populate_all_memory_levels(struct radeon_device *rdev) 3294 { 3295 struct ci_power_info *pi = ci_get_pi(rdev); 3296 struct ci_dpm_table *dpm_table = &pi->dpm_table; 3297 u32 level_array_address = pi->dpm_table_start + 3298 offsetof(SMU7_Discrete_DpmTable, MemoryLevel); 3299 u32 level_array_size = sizeof(SMU7_Discrete_MemoryLevel) * 3300 SMU7_MAX_LEVELS_MEMORY; 3301 SMU7_Discrete_MemoryLevel *levels = pi->smc_state_table.MemoryLevel; 3302 u32 i, ret; 3303 3304 memset(levels, 0, level_array_size); 3305 3306 for (i = 0; i < dpm_table->mclk_table.count; i++) { 3307 if (dpm_table->mclk_table.dpm_levels[i].value == 0) 3308 return -EINVAL; 3309 ret = ci_populate_single_memory_level(rdev, 3310 dpm_table->mclk_table.dpm_levels[i].value, 3311 &pi->smc_state_table.MemoryLevel[i]); 3312 if (ret) 3313 return ret; 3314 } 3315 3316 pi->smc_state_table.MemoryLevel[0].EnabledForActivity = 1; 3317 3318 if ((dpm_table->mclk_table.count >= 2) && 3319 ((rdev->pdev->device == 0x67B0) || (rdev->pdev->device == 0x67B1))) { 3320 pi->smc_state_table.MemoryLevel[1].MinVddc = 3321 pi->smc_state_table.MemoryLevel[0].MinVddc; 3322 pi->smc_state_table.MemoryLevel[1].MinVddcPhases = 3323 pi->smc_state_table.MemoryLevel[0].MinVddcPhases; 3324 } 3325 3326 pi->smc_state_table.MemoryLevel[0].ActivityLevel = cpu_to_be16(0x1F); 3327 3328 pi->smc_state_table.MemoryDpmLevelCount = (u8)dpm_table->mclk_table.count; 3329 pi->dpm_level_enable_mask.mclk_dpm_enable_mask = 3330 ci_get_dpm_level_enable_mask_value(&dpm_table->mclk_table); 3331 3332 pi->smc_state_table.MemoryLevel[dpm_table->mclk_table.count - 1].DisplayWatermark = 3333 PPSMC_DISPLAY_WATERMARK_HIGH; 3334 3335 ret = ci_copy_bytes_to_smc(rdev, level_array_address, 3336 (u8 *)levels, level_array_size, 3337 pi->sram_end); 3338 if (ret) 3339 return ret; 3340 3341 return 0; 3342 } 3343 3344 static void ci_reset_single_dpm_table(struct radeon_device *rdev, 3345 struct ci_single_dpm_table* dpm_table, 3346 u32 count) 3347 { 3348 u32 i; 3349 3350 dpm_table->count = count; 3351 for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++) 3352 dpm_table->dpm_levels[i].enabled = false; 3353 } 3354 3355 static void ci_setup_pcie_table_entry(struct ci_single_dpm_table* dpm_table, 3356 u32 index, u32 pcie_gen, u32 pcie_lanes) 3357 { 3358 dpm_table->dpm_levels[index].value = pcie_gen; 3359 dpm_table->dpm_levels[index].param1 = pcie_lanes; 3360 dpm_table->dpm_levels[index].enabled = true; 3361 } 3362 3363 static int ci_setup_default_pcie_tables(struct radeon_device *rdev) 3364 { 3365 struct ci_power_info *pi = ci_get_pi(rdev); 3366 3367 if (!pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) 3368 return -EINVAL; 3369 3370 if (pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) { 3371 pi->pcie_gen_powersaving = pi->pcie_gen_performance; 3372 pi->pcie_lane_powersaving = pi->pcie_lane_performance; 3373 } else if (!pi->use_pcie_performance_levels && pi->use_pcie_powersaving_levels) { 3374 pi->pcie_gen_performance = pi->pcie_gen_powersaving; 3375 pi->pcie_lane_performance = pi->pcie_lane_powersaving; 3376 } 3377 3378 ci_reset_single_dpm_table(rdev, 3379 &pi->dpm_table.pcie_speed_table, 3380 SMU7_MAX_LEVELS_LINK); 3381 3382 if (rdev->family == CHIP_BONAIRE) 3383 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0, 3384 pi->pcie_gen_powersaving.min, 3385 pi->pcie_lane_powersaving.max); 3386 else 3387 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0, 3388 pi->pcie_gen_powersaving.min, 3389 pi->pcie_lane_powersaving.min); 3390 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 1, 3391 pi->pcie_gen_performance.min, 3392 pi->pcie_lane_performance.min); 3393 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 2, 3394 pi->pcie_gen_powersaving.min, 3395 pi->pcie_lane_powersaving.max); 3396 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 3, 3397 pi->pcie_gen_performance.min, 3398 pi->pcie_lane_performance.max); 3399 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 4, 3400 pi->pcie_gen_powersaving.max, 3401 pi->pcie_lane_powersaving.max); 3402 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 5, 3403 pi->pcie_gen_performance.max, 3404 pi->pcie_lane_performance.max); 3405 3406 pi->dpm_table.pcie_speed_table.count = 6; 3407 3408 return 0; 3409 } 3410 3411 static int ci_setup_default_dpm_tables(struct radeon_device *rdev) 3412 { 3413 struct ci_power_info *pi = ci_get_pi(rdev); 3414 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table = 3415 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 3416 struct radeon_clock_voltage_dependency_table *allowed_mclk_table = 3417 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk; 3418 struct radeon_cac_leakage_table *std_voltage_table = 3419 &rdev->pm.dpm.dyn_state.cac_leakage_table; 3420 u32 i; 3421 3422 if (allowed_sclk_vddc_table == NULL) 3423 return -EINVAL; 3424 if (allowed_sclk_vddc_table->count < 1) 3425 return -EINVAL; 3426 if (allowed_mclk_table == NULL) 3427 return -EINVAL; 3428 if (allowed_mclk_table->count < 1) 3429 return -EINVAL; 3430 3431 memset(&pi->dpm_table, 0, sizeof(struct ci_dpm_table)); 3432 3433 ci_reset_single_dpm_table(rdev, 3434 &pi->dpm_table.sclk_table, 3435 SMU7_MAX_LEVELS_GRAPHICS); 3436 ci_reset_single_dpm_table(rdev, 3437 &pi->dpm_table.mclk_table, 3438 SMU7_MAX_LEVELS_MEMORY); 3439 ci_reset_single_dpm_table(rdev, 3440 &pi->dpm_table.vddc_table, 3441 SMU7_MAX_LEVELS_VDDC); 3442 ci_reset_single_dpm_table(rdev, 3443 &pi->dpm_table.vddci_table, 3444 SMU7_MAX_LEVELS_VDDCI); 3445 ci_reset_single_dpm_table(rdev, 3446 &pi->dpm_table.mvdd_table, 3447 SMU7_MAX_LEVELS_MVDD); 3448 3449 pi->dpm_table.sclk_table.count = 0; 3450 for (i = 0; i < allowed_sclk_vddc_table->count; i++) { 3451 if ((i == 0) || 3452 (pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count-1].value != 3453 allowed_sclk_vddc_table->entries[i].clk)) { 3454 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].value = 3455 allowed_sclk_vddc_table->entries[i].clk; 3456 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].enabled = 3457 (i == 0) ? true : false; 3458 pi->dpm_table.sclk_table.count++; 3459 } 3460 } 3461 3462 pi->dpm_table.mclk_table.count = 0; 3463 for (i = 0; i < allowed_mclk_table->count; i++) { 3464 if ((i == 0) || 3465 (pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count-1].value != 3466 allowed_mclk_table->entries[i].clk)) { 3467 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].value = 3468 allowed_mclk_table->entries[i].clk; 3469 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].enabled = 3470 (i == 0) ? true : false; 3471 pi->dpm_table.mclk_table.count++; 3472 } 3473 } 3474 3475 for (i = 0; i < allowed_sclk_vddc_table->count; i++) { 3476 pi->dpm_table.vddc_table.dpm_levels[i].value = 3477 allowed_sclk_vddc_table->entries[i].v; 3478 pi->dpm_table.vddc_table.dpm_levels[i].param1 = 3479 std_voltage_table->entries[i].leakage; 3480 pi->dpm_table.vddc_table.dpm_levels[i].enabled = true; 3481 } 3482 pi->dpm_table.vddc_table.count = allowed_sclk_vddc_table->count; 3483 3484 allowed_mclk_table = &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk; 3485 if (allowed_mclk_table) { 3486 for (i = 0; i < allowed_mclk_table->count; i++) { 3487 pi->dpm_table.vddci_table.dpm_levels[i].value = 3488 allowed_mclk_table->entries[i].v; 3489 pi->dpm_table.vddci_table.dpm_levels[i].enabled = true; 3490 } 3491 pi->dpm_table.vddci_table.count = allowed_mclk_table->count; 3492 } 3493 3494 allowed_mclk_table = &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk; 3495 if (allowed_mclk_table) { 3496 for (i = 0; i < allowed_mclk_table->count; i++) { 3497 pi->dpm_table.mvdd_table.dpm_levels[i].value = 3498 allowed_mclk_table->entries[i].v; 3499 pi->dpm_table.mvdd_table.dpm_levels[i].enabled = true; 3500 } 3501 pi->dpm_table.mvdd_table.count = allowed_mclk_table->count; 3502 } 3503 3504 ci_setup_default_pcie_tables(rdev); 3505 3506 return 0; 3507 } 3508 3509 static int ci_find_boot_level(struct ci_single_dpm_table *table, 3510 u32 value, u32 *boot_level) 3511 { 3512 u32 i; 3513 int ret = -EINVAL; 3514 3515 for(i = 0; i < table->count; i++) { 3516 if (value == table->dpm_levels[i].value) { 3517 *boot_level = i; 3518 ret = 0; 3519 } 3520 } 3521 3522 return ret; 3523 } 3524 3525 static int ci_init_smc_table(struct radeon_device *rdev) 3526 { 3527 struct ci_power_info *pi = ci_get_pi(rdev); 3528 struct ci_ulv_parm *ulv = &pi->ulv; 3529 struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps; 3530 SMU7_Discrete_DpmTable *table = &pi->smc_state_table; 3531 int ret; 3532 3533 ret = ci_setup_default_dpm_tables(rdev); 3534 if (ret) 3535 return ret; 3536 3537 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) 3538 ci_populate_smc_voltage_tables(rdev, table); 3539 3540 ci_init_fps_limits(rdev); 3541 3542 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC) 3543 table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC; 3544 3545 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC) 3546 table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC; 3547 3548 if (pi->mem_gddr5) 3549 table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5; 3550 3551 if (ulv->supported) { 3552 ret = ci_populate_ulv_state(rdev, &pi->smc_state_table.Ulv); 3553 if (ret) 3554 return ret; 3555 WREG32_SMC(CG_ULV_PARAMETER, ulv->cg_ulv_parameter); 3556 } 3557 3558 ret = ci_populate_all_graphic_levels(rdev); 3559 if (ret) 3560 return ret; 3561 3562 ret = ci_populate_all_memory_levels(rdev); 3563 if (ret) 3564 return ret; 3565 3566 ci_populate_smc_link_level(rdev, table); 3567 3568 ret = ci_populate_smc_acpi_level(rdev, table); 3569 if (ret) 3570 return ret; 3571 3572 ret = ci_populate_smc_vce_level(rdev, table); 3573 if (ret) 3574 return ret; 3575 3576 ret = ci_populate_smc_acp_level(rdev, table); 3577 if (ret) 3578 return ret; 3579 3580 ret = ci_populate_smc_samu_level(rdev, table); 3581 if (ret) 3582 return ret; 3583 3584 ret = ci_do_program_memory_timing_parameters(rdev); 3585 if (ret) 3586 return ret; 3587 3588 ret = ci_populate_smc_uvd_level(rdev, table); 3589 if (ret) 3590 return ret; 3591 3592 table->UvdBootLevel = 0; 3593 table->VceBootLevel = 0; 3594 table->AcpBootLevel = 0; 3595 table->SamuBootLevel = 0; 3596 table->GraphicsBootLevel = 0; 3597 table->MemoryBootLevel = 0; 3598 3599 ret = ci_find_boot_level(&pi->dpm_table.sclk_table, 3600 pi->vbios_boot_state.sclk_bootup_value, 3601 (u32 *)&pi->smc_state_table.GraphicsBootLevel); 3602 3603 ret = ci_find_boot_level(&pi->dpm_table.mclk_table, 3604 pi->vbios_boot_state.mclk_bootup_value, 3605 (u32 *)&pi->smc_state_table.MemoryBootLevel); 3606 3607 table->BootVddc = pi->vbios_boot_state.vddc_bootup_value; 3608 table->BootVddci = pi->vbios_boot_state.vddci_bootup_value; 3609 table->BootMVdd = pi->vbios_boot_state.mvdd_bootup_value; 3610 3611 ci_populate_smc_initial_state(rdev, radeon_boot_state); 3612 3613 ret = ci_populate_bapm_parameters_in_dpm_table(rdev); 3614 if (ret) 3615 return ret; 3616 3617 table->UVDInterval = 1; 3618 table->VCEInterval = 1; 3619 table->ACPInterval = 1; 3620 table->SAMUInterval = 1; 3621 table->GraphicsVoltageChangeEnable = 1; 3622 table->GraphicsThermThrottleEnable = 1; 3623 table->GraphicsInterval = 1; 3624 table->VoltageInterval = 1; 3625 table->ThermalInterval = 1; 3626 table->TemperatureLimitHigh = (u16)((pi->thermal_temp_setting.temperature_high * 3627 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000); 3628 table->TemperatureLimitLow = (u16)((pi->thermal_temp_setting.temperature_low * 3629 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000); 3630 table->MemoryVoltageChangeEnable = 1; 3631 table->MemoryInterval = 1; 3632 table->VoltageResponseTime = 0; 3633 table->VddcVddciDelta = 4000; 3634 table->PhaseResponseTime = 0; 3635 table->MemoryThermThrottleEnable = 1; 3636 table->PCIeBootLinkLevel = pi->dpm_table.pcie_speed_table.count - 1; 3637 table->PCIeGenInterval = 1; 3638 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) 3639 table->SVI2Enable = 1; 3640 else 3641 table->SVI2Enable = 0; 3642 3643 table->ThermGpio = 17; 3644 table->SclkStepSize = 0x4000; 3645 3646 table->SystemFlags = cpu_to_be32(table->SystemFlags); 3647 table->SmioMaskVddcVid = cpu_to_be32(table->SmioMaskVddcVid); 3648 table->SmioMaskVddcPhase = cpu_to_be32(table->SmioMaskVddcPhase); 3649 table->SmioMaskVddciVid = cpu_to_be32(table->SmioMaskVddciVid); 3650 table->SmioMaskMvddVid = cpu_to_be32(table->SmioMaskMvddVid); 3651 table->SclkStepSize = cpu_to_be32(table->SclkStepSize); 3652 table->TemperatureLimitHigh = cpu_to_be16(table->TemperatureLimitHigh); 3653 table->TemperatureLimitLow = cpu_to_be16(table->TemperatureLimitLow); 3654 table->VddcVddciDelta = cpu_to_be16(table->VddcVddciDelta); 3655 table->VoltageResponseTime = cpu_to_be16(table->VoltageResponseTime); 3656 table->PhaseResponseTime = cpu_to_be16(table->PhaseResponseTime); 3657 table->BootVddc = cpu_to_be16(table->BootVddc * VOLTAGE_SCALE); 3658 table->BootVddci = cpu_to_be16(table->BootVddci * VOLTAGE_SCALE); 3659 table->BootMVdd = cpu_to_be16(table->BootMVdd * VOLTAGE_SCALE); 3660 3661 ret = ci_copy_bytes_to_smc(rdev, 3662 pi->dpm_table_start + 3663 offsetof(SMU7_Discrete_DpmTable, SystemFlags), 3664 (u8 *)&table->SystemFlags, 3665 sizeof(SMU7_Discrete_DpmTable) - 3 * sizeof(SMU7_PIDController), 3666 pi->sram_end); 3667 if (ret) 3668 return ret; 3669 3670 return 0; 3671 } 3672 3673 static void ci_trim_single_dpm_states(struct radeon_device *rdev, 3674 struct ci_single_dpm_table *dpm_table, 3675 u32 low_limit, u32 high_limit) 3676 { 3677 u32 i; 3678 3679 for (i = 0; i < dpm_table->count; i++) { 3680 if ((dpm_table->dpm_levels[i].value < low_limit) || 3681 (dpm_table->dpm_levels[i].value > high_limit)) 3682 dpm_table->dpm_levels[i].enabled = false; 3683 else 3684 dpm_table->dpm_levels[i].enabled = true; 3685 } 3686 } 3687 3688 static void ci_trim_pcie_dpm_states(struct radeon_device *rdev, 3689 u32 speed_low, u32 lanes_low, 3690 u32 speed_high, u32 lanes_high) 3691 { 3692 struct ci_power_info *pi = ci_get_pi(rdev); 3693 struct ci_single_dpm_table *pcie_table = &pi->dpm_table.pcie_speed_table; 3694 u32 i, j; 3695 3696 for (i = 0; i < pcie_table->count; i++) { 3697 if ((pcie_table->dpm_levels[i].value < speed_low) || 3698 (pcie_table->dpm_levels[i].param1 < lanes_low) || 3699 (pcie_table->dpm_levels[i].value > speed_high) || 3700 (pcie_table->dpm_levels[i].param1 > lanes_high)) 3701 pcie_table->dpm_levels[i].enabled = false; 3702 else 3703 pcie_table->dpm_levels[i].enabled = true; 3704 } 3705 3706 for (i = 0; i < pcie_table->count; i++) { 3707 if (pcie_table->dpm_levels[i].enabled) { 3708 for (j = i + 1; j < pcie_table->count; j++) { 3709 if (pcie_table->dpm_levels[j].enabled) { 3710 if ((pcie_table->dpm_levels[i].value == pcie_table->dpm_levels[j].value) && 3711 (pcie_table->dpm_levels[i].param1 == pcie_table->dpm_levels[j].param1)) 3712 pcie_table->dpm_levels[j].enabled = false; 3713 } 3714 } 3715 } 3716 } 3717 } 3718 3719 static int ci_trim_dpm_states(struct radeon_device *rdev, 3720 struct radeon_ps *radeon_state) 3721 { 3722 struct ci_ps *state = ci_get_ps(radeon_state); 3723 struct ci_power_info *pi = ci_get_pi(rdev); 3724 u32 high_limit_count; 3725 3726 if (state->performance_level_count < 1) 3727 return -EINVAL; 3728 3729 if (state->performance_level_count == 1) 3730 high_limit_count = 0; 3731 else 3732 high_limit_count = 1; 3733 3734 ci_trim_single_dpm_states(rdev, 3735 &pi->dpm_table.sclk_table, 3736 state->performance_levels[0].sclk, 3737 state->performance_levels[high_limit_count].sclk); 3738 3739 ci_trim_single_dpm_states(rdev, 3740 &pi->dpm_table.mclk_table, 3741 state->performance_levels[0].mclk, 3742 state->performance_levels[high_limit_count].mclk); 3743 3744 ci_trim_pcie_dpm_states(rdev, 3745 state->performance_levels[0].pcie_gen, 3746 state->performance_levels[0].pcie_lane, 3747 state->performance_levels[high_limit_count].pcie_gen, 3748 state->performance_levels[high_limit_count].pcie_lane); 3749 3750 return 0; 3751 } 3752 3753 static int ci_apply_disp_minimum_voltage_request(struct radeon_device *rdev) 3754 { 3755 struct radeon_clock_voltage_dependency_table *disp_voltage_table = 3756 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk; 3757 struct radeon_clock_voltage_dependency_table *vddc_table = 3758 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 3759 u32 requested_voltage = 0; 3760 u32 i; 3761 3762 if (disp_voltage_table == NULL) 3763 return -EINVAL; 3764 if (!disp_voltage_table->count) 3765 return -EINVAL; 3766 3767 for (i = 0; i < disp_voltage_table->count; i++) { 3768 if (rdev->clock.current_dispclk == disp_voltage_table->entries[i].clk) 3769 requested_voltage = disp_voltage_table->entries[i].v; 3770 } 3771 3772 for (i = 0; i < vddc_table->count; i++) { 3773 if (requested_voltage <= vddc_table->entries[i].v) { 3774 requested_voltage = vddc_table->entries[i].v; 3775 return (ci_send_msg_to_smc_with_parameter(rdev, 3776 PPSMC_MSG_VddC_Request, 3777 requested_voltage * VOLTAGE_SCALE) == PPSMC_Result_OK) ? 3778 0 : -EINVAL; 3779 } 3780 } 3781 3782 return -EINVAL; 3783 } 3784 3785 static int ci_upload_dpm_level_enable_mask(struct radeon_device *rdev) 3786 { 3787 struct ci_power_info *pi = ci_get_pi(rdev); 3788 PPSMC_Result result; 3789 3790 ci_apply_disp_minimum_voltage_request(rdev); 3791 3792 if (!pi->sclk_dpm_key_disabled) { 3793 if (pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { 3794 result = ci_send_msg_to_smc_with_parameter(rdev, 3795 PPSMC_MSG_SCLKDPM_SetEnabledMask, 3796 pi->dpm_level_enable_mask.sclk_dpm_enable_mask); 3797 if (result != PPSMC_Result_OK) 3798 return -EINVAL; 3799 } 3800 } 3801 3802 if (!pi->mclk_dpm_key_disabled) { 3803 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { 3804 result = ci_send_msg_to_smc_with_parameter(rdev, 3805 PPSMC_MSG_MCLKDPM_SetEnabledMask, 3806 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 3807 if (result != PPSMC_Result_OK) 3808 return -EINVAL; 3809 } 3810 } 3811 #if 0 3812 if (!pi->pcie_dpm_key_disabled) { 3813 if (pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { 3814 result = ci_send_msg_to_smc_with_parameter(rdev, 3815 PPSMC_MSG_PCIeDPM_SetEnabledMask, 3816 pi->dpm_level_enable_mask.pcie_dpm_enable_mask); 3817 if (result != PPSMC_Result_OK) 3818 return -EINVAL; 3819 } 3820 } 3821 #endif 3822 return 0; 3823 } 3824 3825 static void ci_find_dpm_states_clocks_in_dpm_table(struct radeon_device *rdev, 3826 struct radeon_ps *radeon_state) 3827 { 3828 struct ci_power_info *pi = ci_get_pi(rdev); 3829 struct ci_ps *state = ci_get_ps(radeon_state); 3830 struct ci_single_dpm_table *sclk_table = &pi->dpm_table.sclk_table; 3831 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk; 3832 struct ci_single_dpm_table *mclk_table = &pi->dpm_table.mclk_table; 3833 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk; 3834 u32 i; 3835 3836 pi->need_update_smu7_dpm_table = 0; 3837 3838 for (i = 0; i < sclk_table->count; i++) { 3839 if (sclk == sclk_table->dpm_levels[i].value) 3840 break; 3841 } 3842 3843 if (i >= sclk_table->count) { 3844 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK; 3845 } else { 3846 /* XXX The current code always reprogrammed the sclk levels, 3847 * but we don't currently handle disp sclk requirements 3848 * so just skip it. 3849 */ 3850 if (CISLAND_MINIMUM_ENGINE_CLOCK != CISLAND_MINIMUM_ENGINE_CLOCK) 3851 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK; 3852 } 3853 3854 for (i = 0; i < mclk_table->count; i++) { 3855 if (mclk == mclk_table->dpm_levels[i].value) 3856 break; 3857 } 3858 3859 if (i >= mclk_table->count) 3860 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK; 3861 3862 if (rdev->pm.dpm.current_active_crtc_count != 3863 rdev->pm.dpm.new_active_crtc_count) 3864 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK; 3865 } 3866 3867 static int ci_populate_and_upload_sclk_mclk_dpm_levels(struct radeon_device *rdev, 3868 struct radeon_ps *radeon_state) 3869 { 3870 struct ci_power_info *pi = ci_get_pi(rdev); 3871 struct ci_ps *state = ci_get_ps(radeon_state); 3872 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk; 3873 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk; 3874 struct ci_dpm_table *dpm_table = &pi->dpm_table; 3875 int ret; 3876 3877 if (!pi->need_update_smu7_dpm_table) 3878 return 0; 3879 3880 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK) 3881 dpm_table->sclk_table.dpm_levels[dpm_table->sclk_table.count-1].value = sclk; 3882 3883 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK) 3884 dpm_table->mclk_table.dpm_levels[dpm_table->mclk_table.count-1].value = mclk; 3885 3886 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK)) { 3887 ret = ci_populate_all_graphic_levels(rdev); 3888 if (ret) 3889 return ret; 3890 } 3891 3892 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_MCLK | DPMTABLE_UPDATE_MCLK)) { 3893 ret = ci_populate_all_memory_levels(rdev); 3894 if (ret) 3895 return ret; 3896 } 3897 3898 return 0; 3899 } 3900 3901 static int ci_enable_uvd_dpm(struct radeon_device *rdev, bool enable) 3902 { 3903 struct ci_power_info *pi = ci_get_pi(rdev); 3904 const struct radeon_clock_and_voltage_limits *max_limits; 3905 int i; 3906 3907 if (rdev->pm.dpm.ac_power) 3908 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 3909 else 3910 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 3911 3912 if (enable) { 3913 pi->dpm_level_enable_mask.uvd_dpm_enable_mask = 0; 3914 3915 for (i = rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 3916 if (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 3917 pi->dpm_level_enable_mask.uvd_dpm_enable_mask |= 1 << i; 3918 3919 if (!pi->caps_uvd_dpm) 3920 break; 3921 } 3922 } 3923 3924 ci_send_msg_to_smc_with_parameter(rdev, 3925 PPSMC_MSG_UVDDPM_SetEnabledMask, 3926 pi->dpm_level_enable_mask.uvd_dpm_enable_mask); 3927 3928 if (pi->last_mclk_dpm_enable_mask & 0x1) { 3929 pi->uvd_enabled = true; 3930 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE; 3931 ci_send_msg_to_smc_with_parameter(rdev, 3932 PPSMC_MSG_MCLKDPM_SetEnabledMask, 3933 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 3934 } 3935 } else { 3936 if (pi->last_mclk_dpm_enable_mask & 0x1) { 3937 pi->uvd_enabled = false; 3938 pi->dpm_level_enable_mask.mclk_dpm_enable_mask |= 1; 3939 ci_send_msg_to_smc_with_parameter(rdev, 3940 PPSMC_MSG_MCLKDPM_SetEnabledMask, 3941 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 3942 } 3943 } 3944 3945 return (ci_send_msg_to_smc(rdev, enable ? 3946 PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable) == PPSMC_Result_OK) ? 3947 0 : -EINVAL; 3948 } 3949 3950 static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable) 3951 { 3952 struct ci_power_info *pi = ci_get_pi(rdev); 3953 const struct radeon_clock_and_voltage_limits *max_limits; 3954 int i; 3955 3956 if (rdev->pm.dpm.ac_power) 3957 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 3958 else 3959 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 3960 3961 if (enable) { 3962 pi->dpm_level_enable_mask.vce_dpm_enable_mask = 0; 3963 for (i = rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 3964 if (rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 3965 pi->dpm_level_enable_mask.vce_dpm_enable_mask |= 1 << i; 3966 3967 if (!pi->caps_vce_dpm) 3968 break; 3969 } 3970 } 3971 3972 ci_send_msg_to_smc_with_parameter(rdev, 3973 PPSMC_MSG_VCEDPM_SetEnabledMask, 3974 pi->dpm_level_enable_mask.vce_dpm_enable_mask); 3975 } 3976 3977 return (ci_send_msg_to_smc(rdev, enable ? 3978 PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable) == PPSMC_Result_OK) ? 3979 0 : -EINVAL; 3980 } 3981 3982 #if 0 3983 static int ci_enable_samu_dpm(struct radeon_device *rdev, bool enable) 3984 { 3985 struct ci_power_info *pi = ci_get_pi(rdev); 3986 const struct radeon_clock_and_voltage_limits *max_limits; 3987 int i; 3988 3989 if (rdev->pm.dpm.ac_power) 3990 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 3991 else 3992 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 3993 3994 if (enable) { 3995 pi->dpm_level_enable_mask.samu_dpm_enable_mask = 0; 3996 for (i = rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 3997 if (rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 3998 pi->dpm_level_enable_mask.samu_dpm_enable_mask |= 1 << i; 3999 4000 if (!pi->caps_samu_dpm) 4001 break; 4002 } 4003 } 4004 4005 ci_send_msg_to_smc_with_parameter(rdev, 4006 PPSMC_MSG_SAMUDPM_SetEnabledMask, 4007 pi->dpm_level_enable_mask.samu_dpm_enable_mask); 4008 } 4009 return (ci_send_msg_to_smc(rdev, enable ? 4010 PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable) == PPSMC_Result_OK) ? 4011 0 : -EINVAL; 4012 } 4013 4014 static int ci_enable_acp_dpm(struct radeon_device *rdev, bool enable) 4015 { 4016 struct ci_power_info *pi = ci_get_pi(rdev); 4017 const struct radeon_clock_and_voltage_limits *max_limits; 4018 int i; 4019 4020 if (rdev->pm.dpm.ac_power) 4021 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 4022 else 4023 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 4024 4025 if (enable) { 4026 pi->dpm_level_enable_mask.acp_dpm_enable_mask = 0; 4027 for (i = rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count - 1; i >= 0; i--) { 4028 if (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { 4029 pi->dpm_level_enable_mask.acp_dpm_enable_mask |= 1 << i; 4030 4031 if (!pi->caps_acp_dpm) 4032 break; 4033 } 4034 } 4035 4036 ci_send_msg_to_smc_with_parameter(rdev, 4037 PPSMC_MSG_ACPDPM_SetEnabledMask, 4038 pi->dpm_level_enable_mask.acp_dpm_enable_mask); 4039 } 4040 4041 return (ci_send_msg_to_smc(rdev, enable ? 4042 PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable) == PPSMC_Result_OK) ? 4043 0 : -EINVAL; 4044 } 4045 #endif 4046 4047 static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate) 4048 { 4049 struct ci_power_info *pi = ci_get_pi(rdev); 4050 u32 tmp; 4051 4052 if (!gate) { 4053 if (pi->caps_uvd_dpm || 4054 (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count <= 0)) 4055 pi->smc_state_table.UvdBootLevel = 0; 4056 else 4057 pi->smc_state_table.UvdBootLevel = 4058 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; 4059 4060 tmp = RREG32_SMC(DPM_TABLE_475); 4061 tmp &= ~UvdBootLevel_MASK; 4062 tmp |= UvdBootLevel(pi->smc_state_table.UvdBootLevel); 4063 WREG32_SMC(DPM_TABLE_475, tmp); 4064 } 4065 4066 return ci_enable_uvd_dpm(rdev, !gate); 4067 } 4068 4069 static u8 ci_get_vce_boot_level(struct radeon_device *rdev) 4070 { 4071 u8 i; 4072 u32 min_evclk = 30000; /* ??? */ 4073 struct radeon_vce_clock_voltage_dependency_table *table = 4074 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; 4075 4076 for (i = 0; i < table->count; i++) { 4077 if (table->entries[i].evclk >= min_evclk) 4078 return i; 4079 } 4080 4081 return table->count - 1; 4082 } 4083 4084 static int ci_update_vce_dpm(struct radeon_device *rdev, 4085 struct radeon_ps *radeon_new_state, 4086 struct radeon_ps *radeon_current_state) 4087 { 4088 struct ci_power_info *pi = ci_get_pi(rdev); 4089 int ret = 0; 4090 u32 tmp; 4091 4092 if (radeon_current_state->evclk != radeon_new_state->evclk) { 4093 if (radeon_new_state->evclk) { 4094 /* turn the clocks on when encoding */ 4095 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, false); 4096 4097 pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(rdev); 4098 tmp = RREG32_SMC(DPM_TABLE_475); 4099 tmp &= ~VceBootLevel_MASK; 4100 tmp |= VceBootLevel(pi->smc_state_table.VceBootLevel); 4101 WREG32_SMC(DPM_TABLE_475, tmp); 4102 4103 ret = ci_enable_vce_dpm(rdev, true); 4104 } else { 4105 /* turn the clocks off when not encoding */ 4106 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, true); 4107 4108 ret = ci_enable_vce_dpm(rdev, false); 4109 } 4110 } 4111 return ret; 4112 } 4113 4114 #if 0 4115 static int ci_update_samu_dpm(struct radeon_device *rdev, bool gate) 4116 { 4117 return ci_enable_samu_dpm(rdev, gate); 4118 } 4119 4120 static int ci_update_acp_dpm(struct radeon_device *rdev, bool gate) 4121 { 4122 struct ci_power_info *pi = ci_get_pi(rdev); 4123 u32 tmp; 4124 4125 if (!gate) { 4126 pi->smc_state_table.AcpBootLevel = 0; 4127 4128 tmp = RREG32_SMC(DPM_TABLE_475); 4129 tmp &= ~AcpBootLevel_MASK; 4130 tmp |= AcpBootLevel(pi->smc_state_table.AcpBootLevel); 4131 WREG32_SMC(DPM_TABLE_475, tmp); 4132 } 4133 4134 return ci_enable_acp_dpm(rdev, !gate); 4135 } 4136 #endif 4137 4138 static int ci_generate_dpm_level_enable_mask(struct radeon_device *rdev, 4139 struct radeon_ps *radeon_state) 4140 { 4141 struct ci_power_info *pi = ci_get_pi(rdev); 4142 int ret; 4143 4144 ret = ci_trim_dpm_states(rdev, radeon_state); 4145 if (ret) 4146 return ret; 4147 4148 pi->dpm_level_enable_mask.sclk_dpm_enable_mask = 4149 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.sclk_table); 4150 pi->dpm_level_enable_mask.mclk_dpm_enable_mask = 4151 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.mclk_table); 4152 pi->last_mclk_dpm_enable_mask = 4153 pi->dpm_level_enable_mask.mclk_dpm_enable_mask; 4154 if (pi->uvd_enabled) { 4155 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask & 1) 4156 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE; 4157 } 4158 pi->dpm_level_enable_mask.pcie_dpm_enable_mask = 4159 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.pcie_speed_table); 4160 4161 return 0; 4162 } 4163 4164 static u32 ci_get_lowest_enabled_level(struct radeon_device *rdev, 4165 u32 level_mask) 4166 { 4167 u32 level = 0; 4168 4169 while ((level_mask & (1 << level)) == 0) 4170 level++; 4171 4172 return level; 4173 } 4174 4175 4176 int ci_dpm_force_performance_level(struct radeon_device *rdev, 4177 enum radeon_dpm_forced_level level) 4178 { 4179 struct ci_power_info *pi = ci_get_pi(rdev); 4180 u32 tmp, levels, i; 4181 int ret; 4182 4183 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { 4184 if ((!pi->pcie_dpm_key_disabled) && 4185 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { 4186 levels = 0; 4187 tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask; 4188 while (tmp >>= 1) 4189 levels++; 4190 if (levels) { 4191 ret = ci_dpm_force_state_pcie(rdev, level); 4192 if (ret) 4193 return ret; 4194 for (i = 0; i < rdev->usec_timeout; i++) { 4195 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) & 4196 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT; 4197 if (tmp == levels) 4198 break; 4199 udelay(1); 4200 } 4201 } 4202 } 4203 if ((!pi->sclk_dpm_key_disabled) && 4204 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { 4205 levels = 0; 4206 tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask; 4207 while (tmp >>= 1) 4208 levels++; 4209 if (levels) { 4210 ret = ci_dpm_force_state_sclk(rdev, levels); 4211 if (ret) 4212 return ret; 4213 for (i = 0; i < rdev->usec_timeout; i++) { 4214 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4215 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT; 4216 if (tmp == levels) 4217 break; 4218 udelay(1); 4219 } 4220 } 4221 } 4222 if ((!pi->mclk_dpm_key_disabled) && 4223 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { 4224 levels = 0; 4225 tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask; 4226 while (tmp >>= 1) 4227 levels++; 4228 if (levels) { 4229 ret = ci_dpm_force_state_mclk(rdev, levels); 4230 if (ret) 4231 return ret; 4232 for (i = 0; i < rdev->usec_timeout; i++) { 4233 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4234 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT; 4235 if (tmp == levels) 4236 break; 4237 udelay(1); 4238 } 4239 } 4240 } 4241 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { 4242 if ((!pi->sclk_dpm_key_disabled) && 4243 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { 4244 levels = ci_get_lowest_enabled_level(rdev, 4245 pi->dpm_level_enable_mask.sclk_dpm_enable_mask); 4246 ret = ci_dpm_force_state_sclk(rdev, levels); 4247 if (ret) 4248 return ret; 4249 for (i = 0; i < rdev->usec_timeout; i++) { 4250 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4251 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT; 4252 if (tmp == levels) 4253 break; 4254 udelay(1); 4255 } 4256 } 4257 if ((!pi->mclk_dpm_key_disabled) && 4258 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { 4259 levels = ci_get_lowest_enabled_level(rdev, 4260 pi->dpm_level_enable_mask.mclk_dpm_enable_mask); 4261 ret = ci_dpm_force_state_mclk(rdev, levels); 4262 if (ret) 4263 return ret; 4264 for (i = 0; i < rdev->usec_timeout; i++) { 4265 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & 4266 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT; 4267 if (tmp == levels) 4268 break; 4269 udelay(1); 4270 } 4271 } 4272 if ((!pi->pcie_dpm_key_disabled) && 4273 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { 4274 levels = ci_get_lowest_enabled_level(rdev, 4275 pi->dpm_level_enable_mask.pcie_dpm_enable_mask); 4276 ret = ci_dpm_force_state_pcie(rdev, levels); 4277 if (ret) 4278 return ret; 4279 for (i = 0; i < rdev->usec_timeout; i++) { 4280 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) & 4281 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT; 4282 if (tmp == levels) 4283 break; 4284 udelay(1); 4285 } 4286 } 4287 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) { 4288 if (!pi->pcie_dpm_key_disabled) { 4289 PPSMC_Result smc_result; 4290 4291 smc_result = ci_send_msg_to_smc(rdev, 4292 PPSMC_MSG_PCIeDPM_UnForceLevel); 4293 if (smc_result != PPSMC_Result_OK) 4294 return -EINVAL; 4295 } 4296 ret = ci_upload_dpm_level_enable_mask(rdev); 4297 if (ret) 4298 return ret; 4299 } 4300 4301 rdev->pm.dpm.forced_level = level; 4302 4303 return 0; 4304 } 4305 4306 static int ci_set_mc_special_registers(struct radeon_device *rdev, 4307 struct ci_mc_reg_table *table) 4308 { 4309 struct ci_power_info *pi = ci_get_pi(rdev); 4310 u8 i, j, k; 4311 u32 temp_reg; 4312 4313 for (i = 0, j = table->last; i < table->last; i++) { 4314 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4315 return -EINVAL; 4316 switch(table->mc_reg_address[i].s1 << 2) { 4317 case MC_SEQ_MISC1: 4318 temp_reg = RREG32(MC_PMG_CMD_EMRS); 4319 table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2; 4320 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2; 4321 for (k = 0; k < table->num_entries; k++) { 4322 table->mc_reg_table_entry[k].mc_data[j] = 4323 ((temp_reg & 0xffff0000)) | ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16); 4324 } 4325 j++; 4326 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4327 return -EINVAL; 4328 4329 temp_reg = RREG32(MC_PMG_CMD_MRS); 4330 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2; 4331 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2; 4332 for (k = 0; k < table->num_entries; k++) { 4333 table->mc_reg_table_entry[k].mc_data[j] = 4334 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); 4335 if (!pi->mem_gddr5) 4336 table->mc_reg_table_entry[k].mc_data[j] |= 0x100; 4337 } 4338 j++; 4339 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4340 return -EINVAL; 4341 4342 if (!pi->mem_gddr5) { 4343 table->mc_reg_address[j].s1 = MC_PMG_AUTO_CMD >> 2; 4344 table->mc_reg_address[j].s0 = MC_PMG_AUTO_CMD >> 2; 4345 for (k = 0; k < table->num_entries; k++) { 4346 table->mc_reg_table_entry[k].mc_data[j] = 4347 (table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16; 4348 } 4349 j++; 4350 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4351 return -EINVAL; 4352 } 4353 break; 4354 case MC_SEQ_RESERVE_M: 4355 temp_reg = RREG32(MC_PMG_CMD_MRS1); 4356 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2; 4357 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2; 4358 for (k = 0; k < table->num_entries; k++) { 4359 table->mc_reg_table_entry[k].mc_data[j] = 4360 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); 4361 } 4362 j++; 4363 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4364 return -EINVAL; 4365 break; 4366 default: 4367 break; 4368 } 4369 4370 } 4371 4372 table->last = j; 4373 4374 return 0; 4375 } 4376 4377 static bool ci_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg) 4378 { 4379 bool result = true; 4380 4381 switch(in_reg) { 4382 case MC_SEQ_RAS_TIMING >> 2: 4383 *out_reg = MC_SEQ_RAS_TIMING_LP >> 2; 4384 break; 4385 case MC_SEQ_DLL_STBY >> 2: 4386 *out_reg = MC_SEQ_DLL_STBY_LP >> 2; 4387 break; 4388 case MC_SEQ_G5PDX_CMD0 >> 2: 4389 *out_reg = MC_SEQ_G5PDX_CMD0_LP >> 2; 4390 break; 4391 case MC_SEQ_G5PDX_CMD1 >> 2: 4392 *out_reg = MC_SEQ_G5PDX_CMD1_LP >> 2; 4393 break; 4394 case MC_SEQ_G5PDX_CTRL >> 2: 4395 *out_reg = MC_SEQ_G5PDX_CTRL_LP >> 2; 4396 break; 4397 case MC_SEQ_CAS_TIMING >> 2: 4398 *out_reg = MC_SEQ_CAS_TIMING_LP >> 2; 4399 break; 4400 case MC_SEQ_MISC_TIMING >> 2: 4401 *out_reg = MC_SEQ_MISC_TIMING_LP >> 2; 4402 break; 4403 case MC_SEQ_MISC_TIMING2 >> 2: 4404 *out_reg = MC_SEQ_MISC_TIMING2_LP >> 2; 4405 break; 4406 case MC_SEQ_PMG_DVS_CMD >> 2: 4407 *out_reg = MC_SEQ_PMG_DVS_CMD_LP >> 2; 4408 break; 4409 case MC_SEQ_PMG_DVS_CTL >> 2: 4410 *out_reg = MC_SEQ_PMG_DVS_CTL_LP >> 2; 4411 break; 4412 case MC_SEQ_RD_CTL_D0 >> 2: 4413 *out_reg = MC_SEQ_RD_CTL_D0_LP >> 2; 4414 break; 4415 case MC_SEQ_RD_CTL_D1 >> 2: 4416 *out_reg = MC_SEQ_RD_CTL_D1_LP >> 2; 4417 break; 4418 case MC_SEQ_WR_CTL_D0 >> 2: 4419 *out_reg = MC_SEQ_WR_CTL_D0_LP >> 2; 4420 break; 4421 case MC_SEQ_WR_CTL_D1 >> 2: 4422 *out_reg = MC_SEQ_WR_CTL_D1_LP >> 2; 4423 break; 4424 case MC_PMG_CMD_EMRS >> 2: 4425 *out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2; 4426 break; 4427 case MC_PMG_CMD_MRS >> 2: 4428 *out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2; 4429 break; 4430 case MC_PMG_CMD_MRS1 >> 2: 4431 *out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2; 4432 break; 4433 case MC_SEQ_PMG_TIMING >> 2: 4434 *out_reg = MC_SEQ_PMG_TIMING_LP >> 2; 4435 break; 4436 case MC_PMG_CMD_MRS2 >> 2: 4437 *out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2; 4438 break; 4439 case MC_SEQ_WR_CTL_2 >> 2: 4440 *out_reg = MC_SEQ_WR_CTL_2_LP >> 2; 4441 break; 4442 default: 4443 result = false; 4444 break; 4445 } 4446 4447 return result; 4448 } 4449 4450 static void ci_set_valid_flag(struct ci_mc_reg_table *table) 4451 { 4452 u8 i, j; 4453 4454 for (i = 0; i < table->last; i++) { 4455 for (j = 1; j < table->num_entries; j++) { 4456 if (table->mc_reg_table_entry[j-1].mc_data[i] != 4457 table->mc_reg_table_entry[j].mc_data[i]) { 4458 table->valid_flag |= 1 << i; 4459 break; 4460 } 4461 } 4462 } 4463 } 4464 4465 static void ci_set_s0_mc_reg_index(struct ci_mc_reg_table *table) 4466 { 4467 u32 i; 4468 u16 address; 4469 4470 for (i = 0; i < table->last; i++) { 4471 table->mc_reg_address[i].s0 = 4472 ci_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ? 4473 address : table->mc_reg_address[i].s1; 4474 } 4475 } 4476 4477 static int ci_copy_vbios_mc_reg_table(const struct atom_mc_reg_table *table, 4478 struct ci_mc_reg_table *ci_table) 4479 { 4480 u8 i, j; 4481 4482 if (table->last > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4483 return -EINVAL; 4484 if (table->num_entries > MAX_AC_TIMING_ENTRIES) 4485 return -EINVAL; 4486 4487 for (i = 0; i < table->last; i++) 4488 ci_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1; 4489 4490 ci_table->last = table->last; 4491 4492 for (i = 0; i < table->num_entries; i++) { 4493 ci_table->mc_reg_table_entry[i].mclk_max = 4494 table->mc_reg_table_entry[i].mclk_max; 4495 for (j = 0; j < table->last; j++) 4496 ci_table->mc_reg_table_entry[i].mc_data[j] = 4497 table->mc_reg_table_entry[i].mc_data[j]; 4498 } 4499 ci_table->num_entries = table->num_entries; 4500 4501 return 0; 4502 } 4503 4504 static int ci_register_patching_mc_seq(struct radeon_device *rdev, 4505 struct ci_mc_reg_table *table) 4506 { 4507 u8 i, k; 4508 u32 tmp; 4509 bool patch; 4510 4511 tmp = RREG32(MC_SEQ_MISC0); 4512 patch = ((tmp & 0x0000f00) == 0x300) ? true : false; 4513 4514 if (patch && 4515 ((rdev->pdev->device == 0x67B0) || 4516 (rdev->pdev->device == 0x67B1))) { 4517 for (i = 0; i < table->last; i++) { 4518 if (table->last >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4519 return -EINVAL; 4520 switch(table->mc_reg_address[i].s1 >> 2) { 4521 case MC_SEQ_MISC1: 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] & 0xFFFFFFF8) | 4527 0x00000007; 4528 } 4529 break; 4530 case MC_SEQ_WR_CTL_D0: 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_D1: 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] = 4544 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) | 4545 0x0000D0DD; 4546 } 4547 break; 4548 case MC_SEQ_WR_CTL_2: 4549 for (k = 0; k < table->num_entries; k++) { 4550 if ((table->mc_reg_table_entry[k].mclk_max == 125000) || 4551 (table->mc_reg_table_entry[k].mclk_max == 137500)) 4552 table->mc_reg_table_entry[k].mc_data[i] = 0; 4553 } 4554 break; 4555 case MC_SEQ_CAS_TIMING: 4556 for (k = 0; k < table->num_entries; k++) { 4557 if (table->mc_reg_table_entry[k].mclk_max == 125000) 4558 table->mc_reg_table_entry[k].mc_data[i] = 4559 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) | 4560 0x000C0140; 4561 else if (table->mc_reg_table_entry[k].mclk_max == 137500) 4562 table->mc_reg_table_entry[k].mc_data[i] = 4563 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) | 4564 0x000C0150; 4565 } 4566 break; 4567 case MC_SEQ_MISC_TIMING: 4568 for (k = 0; k < table->num_entries; k++) { 4569 if (table->mc_reg_table_entry[k].mclk_max == 125000) 4570 table->mc_reg_table_entry[k].mc_data[i] = 4571 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) | 4572 0x00000030; 4573 else if (table->mc_reg_table_entry[k].mclk_max == 137500) 4574 table->mc_reg_table_entry[k].mc_data[i] = 4575 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) | 4576 0x00000035; 4577 } 4578 break; 4579 default: 4580 break; 4581 } 4582 } 4583 4584 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3); 4585 tmp = RREG32(MC_SEQ_IO_DEBUG_DATA); 4586 tmp = (tmp & 0xFFF8FFFF) | (1 << 16); 4587 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3); 4588 WREG32(MC_SEQ_IO_DEBUG_DATA, tmp); 4589 } 4590 4591 return 0; 4592 } 4593 4594 static int ci_initialize_mc_reg_table(struct radeon_device *rdev) 4595 { 4596 struct ci_power_info *pi = ci_get_pi(rdev); 4597 struct atom_mc_reg_table *table; 4598 struct ci_mc_reg_table *ci_table = &pi->mc_reg_table; 4599 u8 module_index = rv770_get_memory_module_index(rdev); 4600 int ret; 4601 4602 table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL); 4603 if (!table) 4604 return -ENOMEM; 4605 4606 WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING)); 4607 WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING)); 4608 WREG32(MC_SEQ_DLL_STBY_LP, RREG32(MC_SEQ_DLL_STBY)); 4609 WREG32(MC_SEQ_G5PDX_CMD0_LP, RREG32(MC_SEQ_G5PDX_CMD0)); 4610 WREG32(MC_SEQ_G5PDX_CMD1_LP, RREG32(MC_SEQ_G5PDX_CMD1)); 4611 WREG32(MC_SEQ_G5PDX_CTRL_LP, RREG32(MC_SEQ_G5PDX_CTRL)); 4612 WREG32(MC_SEQ_PMG_DVS_CMD_LP, RREG32(MC_SEQ_PMG_DVS_CMD)); 4613 WREG32(MC_SEQ_PMG_DVS_CTL_LP, RREG32(MC_SEQ_PMG_DVS_CTL)); 4614 WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING)); 4615 WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2)); 4616 WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS)); 4617 WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS)); 4618 WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1)); 4619 WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0)); 4620 WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1)); 4621 WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0)); 4622 WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1)); 4623 WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING)); 4624 WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2)); 4625 WREG32(MC_SEQ_WR_CTL_2_LP, RREG32(MC_SEQ_WR_CTL_2)); 4626 4627 ret = radeon_atom_init_mc_reg_table(rdev, module_index, table); 4628 if (ret) 4629 goto init_mc_done; 4630 4631 ret = ci_copy_vbios_mc_reg_table(table, ci_table); 4632 if (ret) 4633 goto init_mc_done; 4634 4635 ci_set_s0_mc_reg_index(ci_table); 4636 4637 ret = ci_register_patching_mc_seq(rdev, ci_table); 4638 if (ret) 4639 goto init_mc_done; 4640 4641 ret = ci_set_mc_special_registers(rdev, ci_table); 4642 if (ret) 4643 goto init_mc_done; 4644 4645 ci_set_valid_flag(ci_table); 4646 4647 init_mc_done: 4648 kfree(table); 4649 4650 return ret; 4651 } 4652 4653 static int ci_populate_mc_reg_addresses(struct radeon_device *rdev, 4654 SMU7_Discrete_MCRegisters *mc_reg_table) 4655 { 4656 struct ci_power_info *pi = ci_get_pi(rdev); 4657 u32 i, j; 4658 4659 for (i = 0, j = 0; j < pi->mc_reg_table.last; j++) { 4660 if (pi->mc_reg_table.valid_flag & (1 << j)) { 4661 if (i >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) 4662 return -EINVAL; 4663 mc_reg_table->address[i].s0 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s0); 4664 mc_reg_table->address[i].s1 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s1); 4665 i++; 4666 } 4667 } 4668 4669 mc_reg_table->last = (u8)i; 4670 4671 return 0; 4672 } 4673 4674 static void ci_convert_mc_registers(const struct ci_mc_reg_entry *entry, 4675 SMU7_Discrete_MCRegisterSet *data, 4676 u32 num_entries, u32 valid_flag) 4677 { 4678 u32 i, j; 4679 4680 for (i = 0, j = 0; j < num_entries; j++) { 4681 if (valid_flag & (1 << j)) { 4682 data->value[i] = cpu_to_be32(entry->mc_data[j]); 4683 i++; 4684 } 4685 } 4686 } 4687 4688 static void ci_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev, 4689 const u32 memory_clock, 4690 SMU7_Discrete_MCRegisterSet *mc_reg_table_data) 4691 { 4692 struct ci_power_info *pi = ci_get_pi(rdev); 4693 u32 i = 0; 4694 4695 for(i = 0; i < pi->mc_reg_table.num_entries; i++) { 4696 if (memory_clock <= pi->mc_reg_table.mc_reg_table_entry[i].mclk_max) 4697 break; 4698 } 4699 4700 if ((i == pi->mc_reg_table.num_entries) && (i > 0)) 4701 --i; 4702 4703 ci_convert_mc_registers(&pi->mc_reg_table.mc_reg_table_entry[i], 4704 mc_reg_table_data, pi->mc_reg_table.last, 4705 pi->mc_reg_table.valid_flag); 4706 } 4707 4708 static void ci_convert_mc_reg_table_to_smc(struct radeon_device *rdev, 4709 SMU7_Discrete_MCRegisters *mc_reg_table) 4710 { 4711 struct ci_power_info *pi = ci_get_pi(rdev); 4712 u32 i; 4713 4714 for (i = 0; i < pi->dpm_table.mclk_table.count; i++) 4715 ci_convert_mc_reg_table_entry_to_smc(rdev, 4716 pi->dpm_table.mclk_table.dpm_levels[i].value, 4717 &mc_reg_table->data[i]); 4718 } 4719 4720 static int ci_populate_initial_mc_reg_table(struct radeon_device *rdev) 4721 { 4722 struct ci_power_info *pi = ci_get_pi(rdev); 4723 int ret; 4724 4725 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters)); 4726 4727 ret = ci_populate_mc_reg_addresses(rdev, &pi->smc_mc_reg_table); 4728 if (ret) 4729 return ret; 4730 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table); 4731 4732 return ci_copy_bytes_to_smc(rdev, 4733 pi->mc_reg_table_start, 4734 (u8 *)&pi->smc_mc_reg_table, 4735 sizeof(SMU7_Discrete_MCRegisters), 4736 pi->sram_end); 4737 } 4738 4739 static int ci_update_and_upload_mc_reg_table(struct radeon_device *rdev) 4740 { 4741 struct ci_power_info *pi = ci_get_pi(rdev); 4742 4743 if (!(pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) 4744 return 0; 4745 4746 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters)); 4747 4748 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table); 4749 4750 return ci_copy_bytes_to_smc(rdev, 4751 pi->mc_reg_table_start + 4752 offsetof(SMU7_Discrete_MCRegisters, data[0]), 4753 (u8 *)&pi->smc_mc_reg_table.data[0], 4754 sizeof(SMU7_Discrete_MCRegisterSet) * 4755 pi->dpm_table.mclk_table.count, 4756 pi->sram_end); 4757 } 4758 4759 static void ci_enable_voltage_control(struct radeon_device *rdev) 4760 { 4761 u32 tmp = RREG32_SMC(GENERAL_PWRMGT); 4762 4763 tmp |= VOLT_PWRMGT_EN; 4764 WREG32_SMC(GENERAL_PWRMGT, tmp); 4765 } 4766 4767 static enum radeon_pcie_gen ci_get_maximum_link_speed(struct radeon_device *rdev, 4768 struct radeon_ps *radeon_state) 4769 { 4770 struct ci_ps *state = ci_get_ps(radeon_state); 4771 int i; 4772 u16 pcie_speed, max_speed = 0; 4773 4774 for (i = 0; i < state->performance_level_count; i++) { 4775 pcie_speed = state->performance_levels[i].pcie_gen; 4776 if (max_speed < pcie_speed) 4777 max_speed = pcie_speed; 4778 } 4779 4780 return max_speed; 4781 } 4782 4783 static u16 ci_get_current_pcie_speed(struct radeon_device *rdev) 4784 { 4785 u32 speed_cntl = 0; 4786 4787 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL) & LC_CURRENT_DATA_RATE_MASK; 4788 speed_cntl >>= LC_CURRENT_DATA_RATE_SHIFT; 4789 4790 return (u16)speed_cntl; 4791 } 4792 4793 static int ci_get_current_pcie_lane_number(struct radeon_device *rdev) 4794 { 4795 u32 link_width = 0; 4796 4797 link_width = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL) & LC_LINK_WIDTH_RD_MASK; 4798 link_width >>= LC_LINK_WIDTH_RD_SHIFT; 4799 4800 switch (link_width) { 4801 case RADEON_PCIE_LC_LINK_WIDTH_X1: 4802 return 1; 4803 case RADEON_PCIE_LC_LINK_WIDTH_X2: 4804 return 2; 4805 case RADEON_PCIE_LC_LINK_WIDTH_X4: 4806 return 4; 4807 case RADEON_PCIE_LC_LINK_WIDTH_X8: 4808 return 8; 4809 case RADEON_PCIE_LC_LINK_WIDTH_X12: 4810 /* not actually supported */ 4811 return 12; 4812 case RADEON_PCIE_LC_LINK_WIDTH_X0: 4813 case RADEON_PCIE_LC_LINK_WIDTH_X16: 4814 default: 4815 return 16; 4816 } 4817 } 4818 4819 static void ci_request_link_speed_change_before_state_change(struct radeon_device *rdev, 4820 struct radeon_ps *radeon_new_state, 4821 struct radeon_ps *radeon_current_state) 4822 { 4823 struct ci_power_info *pi = ci_get_pi(rdev); 4824 enum radeon_pcie_gen target_link_speed = 4825 ci_get_maximum_link_speed(rdev, radeon_new_state); 4826 enum radeon_pcie_gen current_link_speed; 4827 4828 if (pi->force_pcie_gen == RADEON_PCIE_GEN_INVALID) 4829 current_link_speed = ci_get_maximum_link_speed(rdev, radeon_current_state); 4830 else 4831 current_link_speed = pi->force_pcie_gen; 4832 4833 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID; 4834 pi->pspp_notify_required = false; 4835 if (target_link_speed > current_link_speed) { 4836 switch (target_link_speed) { 4837 #ifdef CONFIG_ACPI 4838 case RADEON_PCIE_GEN3: 4839 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN3, false) == 0) 4840 break; 4841 pi->force_pcie_gen = RADEON_PCIE_GEN2; 4842 if (current_link_speed == RADEON_PCIE_GEN2) 4843 break; 4844 case RADEON_PCIE_GEN2: 4845 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, false) == 0) 4846 break; 4847 #endif 4848 default: 4849 pi->force_pcie_gen = ci_get_current_pcie_speed(rdev); 4850 break; 4851 } 4852 } else { 4853 if (target_link_speed < current_link_speed) 4854 pi->pspp_notify_required = true; 4855 } 4856 } 4857 4858 static void ci_notify_link_speed_change_after_state_change(struct radeon_device *rdev, 4859 struct radeon_ps *radeon_new_state, 4860 struct radeon_ps *radeon_current_state) 4861 { 4862 struct ci_power_info *pi = ci_get_pi(rdev); 4863 enum radeon_pcie_gen target_link_speed = 4864 ci_get_maximum_link_speed(rdev, radeon_new_state); 4865 u8 request; 4866 4867 if (pi->pspp_notify_required) { 4868 if (target_link_speed == RADEON_PCIE_GEN3) 4869 request = PCIE_PERF_REQ_PECI_GEN3; 4870 else if (target_link_speed == RADEON_PCIE_GEN2) 4871 request = PCIE_PERF_REQ_PECI_GEN2; 4872 else 4873 request = PCIE_PERF_REQ_PECI_GEN1; 4874 4875 if ((request == PCIE_PERF_REQ_PECI_GEN1) && 4876 (ci_get_current_pcie_speed(rdev) > 0)) 4877 return; 4878 4879 #ifdef CONFIG_ACPI 4880 radeon_acpi_pcie_performance_request(rdev, request, false); 4881 #endif 4882 } 4883 } 4884 4885 static int ci_set_private_data_variables_based_on_pptable(struct radeon_device *rdev) 4886 { 4887 struct ci_power_info *pi = ci_get_pi(rdev); 4888 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table = 4889 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 4890 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddc_table = 4891 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk; 4892 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddci_table = 4893 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk; 4894 4895 if (allowed_sclk_vddc_table == NULL) 4896 return -EINVAL; 4897 if (allowed_sclk_vddc_table->count < 1) 4898 return -EINVAL; 4899 if (allowed_mclk_vddc_table == NULL) 4900 return -EINVAL; 4901 if (allowed_mclk_vddc_table->count < 1) 4902 return -EINVAL; 4903 if (allowed_mclk_vddci_table == NULL) 4904 return -EINVAL; 4905 if (allowed_mclk_vddci_table->count < 1) 4906 return -EINVAL; 4907 4908 pi->min_vddc_in_pp_table = allowed_sclk_vddc_table->entries[0].v; 4909 pi->max_vddc_in_pp_table = 4910 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v; 4911 4912 pi->min_vddci_in_pp_table = allowed_mclk_vddci_table->entries[0].v; 4913 pi->max_vddci_in_pp_table = 4914 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v; 4915 4916 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk = 4917 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk; 4918 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk = 4919 allowed_mclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk; 4920 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc = 4921 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v; 4922 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci = 4923 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v; 4924 4925 return 0; 4926 } 4927 4928 static void ci_patch_with_vddc_leakage(struct radeon_device *rdev, u16 *vddc) 4929 { 4930 struct ci_power_info *pi = ci_get_pi(rdev); 4931 struct ci_leakage_voltage *leakage_table = &pi->vddc_leakage; 4932 u32 leakage_index; 4933 4934 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) { 4935 if (leakage_table->leakage_id[leakage_index] == *vddc) { 4936 *vddc = leakage_table->actual_voltage[leakage_index]; 4937 break; 4938 } 4939 } 4940 } 4941 4942 static void ci_patch_with_vddci_leakage(struct radeon_device *rdev, u16 *vddci) 4943 { 4944 struct ci_power_info *pi = ci_get_pi(rdev); 4945 struct ci_leakage_voltage *leakage_table = &pi->vddci_leakage; 4946 u32 leakage_index; 4947 4948 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) { 4949 if (leakage_table->leakage_id[leakage_index] == *vddci) { 4950 *vddci = leakage_table->actual_voltage[leakage_index]; 4951 break; 4952 } 4953 } 4954 } 4955 4956 static void ci_patch_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, 4957 struct radeon_clock_voltage_dependency_table *table) 4958 { 4959 u32 i; 4960 4961 if (table) { 4962 for (i = 0; i < table->count; i++) 4963 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); 4964 } 4965 } 4966 4967 static void ci_patch_clock_voltage_dependency_table_with_vddci_leakage(struct radeon_device *rdev, 4968 struct radeon_clock_voltage_dependency_table *table) 4969 { 4970 u32 i; 4971 4972 if (table) { 4973 for (i = 0; i < table->count; i++) 4974 ci_patch_with_vddci_leakage(rdev, &table->entries[i].v); 4975 } 4976 } 4977 4978 static void ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, 4979 struct radeon_vce_clock_voltage_dependency_table *table) 4980 { 4981 u32 i; 4982 4983 if (table) { 4984 for (i = 0; i < table->count; i++) 4985 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); 4986 } 4987 } 4988 4989 static void ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, 4990 struct radeon_uvd_clock_voltage_dependency_table *table) 4991 { 4992 u32 i; 4993 4994 if (table) { 4995 for (i = 0; i < table->count; i++) 4996 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); 4997 } 4998 } 4999 5000 static void ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(struct radeon_device *rdev, 5001 struct radeon_phase_shedding_limits_table *table) 5002 { 5003 u32 i; 5004 5005 if (table) { 5006 for (i = 0; i < table->count; i++) 5007 ci_patch_with_vddc_leakage(rdev, &table->entries[i].voltage); 5008 } 5009 } 5010 5011 static void ci_patch_clock_voltage_limits_with_vddc_leakage(struct radeon_device *rdev, 5012 struct radeon_clock_and_voltage_limits *table) 5013 { 5014 if (table) { 5015 ci_patch_with_vddc_leakage(rdev, (u16 *)&table->vddc); 5016 ci_patch_with_vddci_leakage(rdev, (u16 *)&table->vddci); 5017 } 5018 } 5019 5020 static void ci_patch_cac_leakage_table_with_vddc_leakage(struct radeon_device *rdev, 5021 struct radeon_cac_leakage_table *table) 5022 { 5023 u32 i; 5024 5025 if (table) { 5026 for (i = 0; i < table->count; i++) 5027 ci_patch_with_vddc_leakage(rdev, &table->entries[i].vddc); 5028 } 5029 } 5030 5031 static void ci_patch_dependency_tables_with_leakage(struct radeon_device *rdev) 5032 { 5033 5034 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5035 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk); 5036 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5037 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk); 5038 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5039 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk); 5040 ci_patch_clock_voltage_dependency_table_with_vddci_leakage(rdev, 5041 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk); 5042 ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5043 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table); 5044 ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5045 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table); 5046 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5047 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table); 5048 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, 5049 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table); 5050 ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(rdev, 5051 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table); 5052 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev, 5053 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac); 5054 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev, 5055 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc); 5056 ci_patch_cac_leakage_table_with_vddc_leakage(rdev, 5057 &rdev->pm.dpm.dyn_state.cac_leakage_table); 5058 5059 } 5060 5061 static void ci_get_memory_type(struct radeon_device *rdev) 5062 { 5063 struct ci_power_info *pi = ci_get_pi(rdev); 5064 u32 tmp; 5065 5066 tmp = RREG32(MC_SEQ_MISC0); 5067 5068 if (((tmp & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT) == 5069 MC_SEQ_MISC0_GDDR5_VALUE) 5070 pi->mem_gddr5 = true; 5071 else 5072 pi->mem_gddr5 = false; 5073 5074 } 5075 5076 static void ci_update_current_ps(struct radeon_device *rdev, 5077 struct radeon_ps *rps) 5078 { 5079 struct ci_ps *new_ps = ci_get_ps(rps); 5080 struct ci_power_info *pi = ci_get_pi(rdev); 5081 5082 pi->current_rps = *rps; 5083 pi->current_ps = *new_ps; 5084 pi->current_rps.ps_priv = &pi->current_ps; 5085 } 5086 5087 static void ci_update_requested_ps(struct radeon_device *rdev, 5088 struct radeon_ps *rps) 5089 { 5090 struct ci_ps *new_ps = ci_get_ps(rps); 5091 struct ci_power_info *pi = ci_get_pi(rdev); 5092 5093 pi->requested_rps = *rps; 5094 pi->requested_ps = *new_ps; 5095 pi->requested_rps.ps_priv = &pi->requested_ps; 5096 } 5097 5098 int ci_dpm_pre_set_power_state(struct radeon_device *rdev) 5099 { 5100 struct ci_power_info *pi = ci_get_pi(rdev); 5101 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps; 5102 struct radeon_ps *new_ps = &requested_ps; 5103 5104 ci_update_requested_ps(rdev, new_ps); 5105 5106 ci_apply_state_adjust_rules(rdev, &pi->requested_rps); 5107 5108 return 0; 5109 } 5110 5111 void ci_dpm_post_set_power_state(struct radeon_device *rdev) 5112 { 5113 struct ci_power_info *pi = ci_get_pi(rdev); 5114 struct radeon_ps *new_ps = &pi->requested_rps; 5115 5116 ci_update_current_ps(rdev, new_ps); 5117 } 5118 5119 5120 void ci_dpm_setup_asic(struct radeon_device *rdev) 5121 { 5122 int r; 5123 5124 r = ci_mc_load_microcode(rdev); 5125 if (r) 5126 DRM_ERROR("Failed to load MC firmware!\n"); 5127 ci_read_clock_registers(rdev); 5128 ci_get_memory_type(rdev); 5129 ci_enable_acpi_power_management(rdev); 5130 ci_init_sclk_t(rdev); 5131 } 5132 5133 int ci_dpm_enable(struct radeon_device *rdev) 5134 { 5135 struct ci_power_info *pi = ci_get_pi(rdev); 5136 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; 5137 int ret; 5138 5139 if (ci_is_smc_running(rdev)) 5140 return -EINVAL; 5141 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) { 5142 ci_enable_voltage_control(rdev); 5143 ret = ci_construct_voltage_tables(rdev); 5144 if (ret) { 5145 DRM_ERROR("ci_construct_voltage_tables failed\n"); 5146 return ret; 5147 } 5148 } 5149 if (pi->caps_dynamic_ac_timing) { 5150 ret = ci_initialize_mc_reg_table(rdev); 5151 if (ret) 5152 pi->caps_dynamic_ac_timing = false; 5153 } 5154 if (pi->dynamic_ss) 5155 ci_enable_spread_spectrum(rdev, true); 5156 if (pi->thermal_protection) 5157 ci_enable_thermal_protection(rdev, true); 5158 ci_program_sstp(rdev); 5159 ci_enable_display_gap(rdev); 5160 ci_program_vc(rdev); 5161 ret = ci_upload_firmware(rdev); 5162 if (ret) { 5163 DRM_ERROR("ci_upload_firmware failed\n"); 5164 return ret; 5165 } 5166 ret = ci_process_firmware_header(rdev); 5167 if (ret) { 5168 DRM_ERROR("ci_process_firmware_header failed\n"); 5169 return ret; 5170 } 5171 ret = ci_initial_switch_from_arb_f0_to_f1(rdev); 5172 if (ret) { 5173 DRM_ERROR("ci_initial_switch_from_arb_f0_to_f1 failed\n"); 5174 return ret; 5175 } 5176 ret = ci_init_smc_table(rdev); 5177 if (ret) { 5178 DRM_ERROR("ci_init_smc_table failed\n"); 5179 return ret; 5180 } 5181 ret = ci_init_arb_table_index(rdev); 5182 if (ret) { 5183 DRM_ERROR("ci_init_arb_table_index failed\n"); 5184 return ret; 5185 } 5186 if (pi->caps_dynamic_ac_timing) { 5187 ret = ci_populate_initial_mc_reg_table(rdev); 5188 if (ret) { 5189 DRM_ERROR("ci_populate_initial_mc_reg_table failed\n"); 5190 return ret; 5191 } 5192 } 5193 ret = ci_populate_pm_base(rdev); 5194 if (ret) { 5195 DRM_ERROR("ci_populate_pm_base failed\n"); 5196 return ret; 5197 } 5198 ci_dpm_start_smc(rdev); 5199 ci_enable_vr_hot_gpio_interrupt(rdev); 5200 ret = ci_notify_smc_display_change(rdev, false); 5201 if (ret) { 5202 DRM_ERROR("ci_notify_smc_display_change failed\n"); 5203 return ret; 5204 } 5205 ci_enable_sclk_control(rdev, true); 5206 ret = ci_enable_ulv(rdev, true); 5207 if (ret) { 5208 DRM_ERROR("ci_enable_ulv failed\n"); 5209 return ret; 5210 } 5211 ret = ci_enable_ds_master_switch(rdev, true); 5212 if (ret) { 5213 DRM_ERROR("ci_enable_ds_master_switch failed\n"); 5214 return ret; 5215 } 5216 ret = ci_start_dpm(rdev); 5217 if (ret) { 5218 DRM_ERROR("ci_start_dpm failed\n"); 5219 return ret; 5220 } 5221 ret = ci_enable_didt(rdev, true); 5222 if (ret) { 5223 DRM_ERROR("ci_enable_didt failed\n"); 5224 return ret; 5225 } 5226 ret = ci_enable_smc_cac(rdev, true); 5227 if (ret) { 5228 DRM_ERROR("ci_enable_smc_cac failed\n"); 5229 return ret; 5230 } 5231 ret = ci_enable_power_containment(rdev, true); 5232 if (ret) { 5233 DRM_ERROR("ci_enable_power_containment failed\n"); 5234 return ret; 5235 } 5236 5237 ret = ci_power_control_set_level(rdev); 5238 if (ret) { 5239 DRM_ERROR("ci_power_control_set_level failed\n"); 5240 return ret; 5241 } 5242 5243 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true); 5244 5245 ret = ci_enable_thermal_based_sclk_dpm(rdev, true); 5246 if (ret) { 5247 DRM_ERROR("ci_enable_thermal_based_sclk_dpm failed\n"); 5248 return ret; 5249 } 5250 5251 ci_thermal_start_thermal_controller(rdev); 5252 5253 ci_update_current_ps(rdev, boot_ps); 5254 5255 return 0; 5256 } 5257 5258 static int ci_set_temperature_range(struct radeon_device *rdev) 5259 { 5260 int ret; 5261 5262 ret = ci_thermal_enable_alert(rdev, false); 5263 if (ret) 5264 return ret; 5265 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); 5266 if (ret) 5267 return ret; 5268 ret = ci_thermal_enable_alert(rdev, true); 5269 if (ret) 5270 return ret; 5271 5272 return ret; 5273 } 5274 5275 int ci_dpm_late_enable(struct radeon_device *rdev) 5276 { 5277 int ret; 5278 5279 ret = ci_set_temperature_range(rdev); 5280 if (ret) 5281 return ret; 5282 5283 ci_dpm_powergate_uvd(rdev, true); 5284 5285 return 0; 5286 } 5287 5288 void ci_dpm_disable(struct radeon_device *rdev) 5289 { 5290 struct ci_power_info *pi = ci_get_pi(rdev); 5291 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; 5292 5293 ci_dpm_powergate_uvd(rdev, false); 5294 5295 if (!ci_is_smc_running(rdev)) 5296 return; 5297 5298 ci_thermal_stop_thermal_controller(rdev); 5299 5300 if (pi->thermal_protection) 5301 ci_enable_thermal_protection(rdev, false); 5302 ci_enable_power_containment(rdev, false); 5303 ci_enable_smc_cac(rdev, false); 5304 ci_enable_didt(rdev, false); 5305 ci_enable_spread_spectrum(rdev, false); 5306 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false); 5307 ci_stop_dpm(rdev); 5308 ci_enable_ds_master_switch(rdev, false); 5309 ci_enable_ulv(rdev, false); 5310 ci_clear_vc(rdev); 5311 ci_reset_to_default(rdev); 5312 ci_dpm_stop_smc(rdev); 5313 ci_force_switch_to_arb_f0(rdev); 5314 ci_enable_thermal_based_sclk_dpm(rdev, false); 5315 5316 ci_update_current_ps(rdev, boot_ps); 5317 } 5318 5319 int ci_dpm_set_power_state(struct radeon_device *rdev) 5320 { 5321 struct ci_power_info *pi = ci_get_pi(rdev); 5322 struct radeon_ps *new_ps = &pi->requested_rps; 5323 struct radeon_ps *old_ps = &pi->current_rps; 5324 int ret; 5325 5326 ci_find_dpm_states_clocks_in_dpm_table(rdev, new_ps); 5327 if (pi->pcie_performance_request) 5328 ci_request_link_speed_change_before_state_change(rdev, new_ps, old_ps); 5329 ret = ci_freeze_sclk_mclk_dpm(rdev); 5330 if (ret) { 5331 DRM_ERROR("ci_freeze_sclk_mclk_dpm failed\n"); 5332 return ret; 5333 } 5334 ret = ci_populate_and_upload_sclk_mclk_dpm_levels(rdev, new_ps); 5335 if (ret) { 5336 DRM_ERROR("ci_populate_and_upload_sclk_mclk_dpm_levels failed\n"); 5337 return ret; 5338 } 5339 ret = ci_generate_dpm_level_enable_mask(rdev, new_ps); 5340 if (ret) { 5341 DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n"); 5342 return ret; 5343 } 5344 5345 ret = ci_update_vce_dpm(rdev, new_ps, old_ps); 5346 if (ret) { 5347 DRM_ERROR("ci_update_vce_dpm failed\n"); 5348 return ret; 5349 } 5350 5351 ret = ci_update_sclk_t(rdev); 5352 if (ret) { 5353 DRM_ERROR("ci_update_sclk_t failed\n"); 5354 return ret; 5355 } 5356 if (pi->caps_dynamic_ac_timing) { 5357 ret = ci_update_and_upload_mc_reg_table(rdev); 5358 if (ret) { 5359 DRM_ERROR("ci_update_and_upload_mc_reg_table failed\n"); 5360 return ret; 5361 } 5362 } 5363 ret = ci_program_memory_timing_parameters(rdev); 5364 if (ret) { 5365 DRM_ERROR("ci_program_memory_timing_parameters failed\n"); 5366 return ret; 5367 } 5368 ret = ci_unfreeze_sclk_mclk_dpm(rdev); 5369 if (ret) { 5370 DRM_ERROR("ci_unfreeze_sclk_mclk_dpm failed\n"); 5371 return ret; 5372 } 5373 ret = ci_upload_dpm_level_enable_mask(rdev); 5374 if (ret) { 5375 DRM_ERROR("ci_upload_dpm_level_enable_mask failed\n"); 5376 return ret; 5377 } 5378 if (pi->pcie_performance_request) 5379 ci_notify_link_speed_change_after_state_change(rdev, new_ps, old_ps); 5380 5381 return 0; 5382 } 5383 5384 #if 0 5385 void ci_dpm_reset_asic(struct radeon_device *rdev) 5386 { 5387 ci_set_boot_state(rdev); 5388 } 5389 #endif 5390 5391 void ci_dpm_display_configuration_changed(struct radeon_device *rdev) 5392 { 5393 ci_program_display_gap(rdev); 5394 } 5395 5396 union power_info { 5397 struct _ATOM_POWERPLAY_INFO info; 5398 struct _ATOM_POWERPLAY_INFO_V2 info_2; 5399 struct _ATOM_POWERPLAY_INFO_V3 info_3; 5400 struct _ATOM_PPLIB_POWERPLAYTABLE pplib; 5401 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2; 5402 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3; 5403 }; 5404 5405 union pplib_clock_info { 5406 struct _ATOM_PPLIB_R600_CLOCK_INFO r600; 5407 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780; 5408 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen; 5409 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo; 5410 struct _ATOM_PPLIB_SI_CLOCK_INFO si; 5411 struct _ATOM_PPLIB_CI_CLOCK_INFO ci; 5412 }; 5413 5414 union pplib_power_state { 5415 struct _ATOM_PPLIB_STATE v1; 5416 struct _ATOM_PPLIB_STATE_V2 v2; 5417 }; 5418 5419 static void ci_parse_pplib_non_clock_info(struct radeon_device *rdev, 5420 struct radeon_ps *rps, 5421 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info, 5422 u8 table_rev) 5423 { 5424 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings); 5425 rps->class = le16_to_cpu(non_clock_info->usClassification); 5426 rps->class2 = le16_to_cpu(non_clock_info->usClassification2); 5427 5428 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) { 5429 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK); 5430 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK); 5431 } else { 5432 rps->vclk = 0; 5433 rps->dclk = 0; 5434 } 5435 5436 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) 5437 rdev->pm.dpm.boot_ps = rps; 5438 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) 5439 rdev->pm.dpm.uvd_ps = rps; 5440 } 5441 5442 static void ci_parse_pplib_clock_info(struct radeon_device *rdev, 5443 struct radeon_ps *rps, int index, 5444 union pplib_clock_info *clock_info) 5445 { 5446 struct ci_power_info *pi = ci_get_pi(rdev); 5447 struct ci_ps *ps = ci_get_ps(rps); 5448 struct ci_pl *pl = &ps->performance_levels[index]; 5449 5450 ps->performance_level_count = index + 1; 5451 5452 pl->sclk = le16_to_cpu(clock_info->ci.usEngineClockLow); 5453 pl->sclk |= clock_info->ci.ucEngineClockHigh << 16; 5454 pl->mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow); 5455 pl->mclk |= clock_info->ci.ucMemoryClockHigh << 16; 5456 5457 pl->pcie_gen = r600_get_pcie_gen_support(rdev, 5458 pi->sys_pcie_mask, 5459 pi->vbios_boot_state.pcie_gen_bootup_value, 5460 clock_info->ci.ucPCIEGen); 5461 pl->pcie_lane = r600_get_pcie_lane_support(rdev, 5462 pi->vbios_boot_state.pcie_lane_bootup_value, 5463 le16_to_cpu(clock_info->ci.usPCIELane)); 5464 5465 if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) { 5466 pi->acpi_pcie_gen = pl->pcie_gen; 5467 } 5468 5469 if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) { 5470 pi->ulv.supported = true; 5471 pi->ulv.pl = *pl; 5472 pi->ulv.cg_ulv_parameter = CISLANDS_CGULVPARAMETER_DFLT; 5473 } 5474 5475 /* patch up boot state */ 5476 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) { 5477 pl->mclk = pi->vbios_boot_state.mclk_bootup_value; 5478 pl->sclk = pi->vbios_boot_state.sclk_bootup_value; 5479 pl->pcie_gen = pi->vbios_boot_state.pcie_gen_bootup_value; 5480 pl->pcie_lane = pi->vbios_boot_state.pcie_lane_bootup_value; 5481 } 5482 5483 switch (rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) { 5484 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY: 5485 pi->use_pcie_powersaving_levels = true; 5486 if (pi->pcie_gen_powersaving.max < pl->pcie_gen) 5487 pi->pcie_gen_powersaving.max = pl->pcie_gen; 5488 if (pi->pcie_gen_powersaving.min > pl->pcie_gen) 5489 pi->pcie_gen_powersaving.min = pl->pcie_gen; 5490 if (pi->pcie_lane_powersaving.max < pl->pcie_lane) 5491 pi->pcie_lane_powersaving.max = pl->pcie_lane; 5492 if (pi->pcie_lane_powersaving.min > pl->pcie_lane) 5493 pi->pcie_lane_powersaving.min = pl->pcie_lane; 5494 break; 5495 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE: 5496 pi->use_pcie_performance_levels = true; 5497 if (pi->pcie_gen_performance.max < pl->pcie_gen) 5498 pi->pcie_gen_performance.max = pl->pcie_gen; 5499 if (pi->pcie_gen_performance.min > pl->pcie_gen) 5500 pi->pcie_gen_performance.min = pl->pcie_gen; 5501 if (pi->pcie_lane_performance.max < pl->pcie_lane) 5502 pi->pcie_lane_performance.max = pl->pcie_lane; 5503 if (pi->pcie_lane_performance.min > pl->pcie_lane) 5504 pi->pcie_lane_performance.min = pl->pcie_lane; 5505 break; 5506 default: 5507 break; 5508 } 5509 } 5510 5511 static int ci_parse_power_table(struct radeon_device *rdev) 5512 { 5513 struct radeon_mode_info *mode_info = &rdev->mode_info; 5514 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info; 5515 union pplib_power_state *power_state; 5516 int i, j, k, non_clock_array_index, clock_array_index; 5517 union pplib_clock_info *clock_info; 5518 struct _StateArray *state_array; 5519 struct _ClockInfoArray *clock_info_array; 5520 struct _NonClockInfoArray *non_clock_info_array; 5521 union power_info *power_info; 5522 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); 5523 u16 data_offset; 5524 u8 frev, crev; 5525 u8 *power_state_offset; 5526 struct ci_ps *ps; 5527 5528 if (!atom_parse_data_header(mode_info->atom_context, index, NULL, 5529 &frev, &crev, &data_offset)) 5530 return -EINVAL; 5531 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); 5532 5533 state_array = (struct _StateArray *) 5534 (mode_info->atom_context->bios + data_offset + 5535 le16_to_cpu(power_info->pplib.usStateArrayOffset)); 5536 clock_info_array = (struct _ClockInfoArray *) 5537 (mode_info->atom_context->bios + data_offset + 5538 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset)); 5539 non_clock_info_array = (struct _NonClockInfoArray *) 5540 (mode_info->atom_context->bios + data_offset + 5541 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset)); 5542 5543 rdev->pm.dpm.ps = kzalloc(sizeof(struct radeon_ps) * 5544 state_array->ucNumEntries, GFP_KERNEL); 5545 if (!rdev->pm.dpm.ps) 5546 return -ENOMEM; 5547 power_state_offset = (u8 *)state_array->states; 5548 for (i = 0; i < state_array->ucNumEntries; i++) { 5549 u8 *idx; 5550 power_state = (union pplib_power_state *)power_state_offset; 5551 non_clock_array_index = power_state->v2.nonClockInfoIndex; 5552 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *) 5553 &non_clock_info_array->nonClockInfo[non_clock_array_index]; 5554 if (!rdev->pm.power_state[i].clock_info) 5555 return -EINVAL; 5556 ps = kzalloc(sizeof(struct ci_ps), GFP_KERNEL); 5557 if (ps == NULL) { 5558 kfree(rdev->pm.dpm.ps); 5559 return -ENOMEM; 5560 } 5561 rdev->pm.dpm.ps[i].ps_priv = ps; 5562 ci_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i], 5563 non_clock_info, 5564 non_clock_info_array->ucEntrySize); 5565 k = 0; 5566 idx = (u8 *)&power_state->v2.clockInfoIndex[0]; 5567 for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) { 5568 clock_array_index = idx[j]; 5569 if (clock_array_index >= clock_info_array->ucNumEntries) 5570 continue; 5571 if (k >= CISLANDS_MAX_HARDWARE_POWERLEVELS) 5572 break; 5573 clock_info = (union pplib_clock_info *) 5574 ((u8 *)&clock_info_array->clockInfo[0] + 5575 (clock_array_index * clock_info_array->ucEntrySize)); 5576 ci_parse_pplib_clock_info(rdev, 5577 &rdev->pm.dpm.ps[i], k, 5578 clock_info); 5579 k++; 5580 } 5581 power_state_offset += 2 + power_state->v2.ucNumDPMLevels; 5582 } 5583 rdev->pm.dpm.num_ps = state_array->ucNumEntries; 5584 5585 /* fill in the vce power states */ 5586 for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) { 5587 u32 sclk, mclk; 5588 clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx; 5589 clock_info = (union pplib_clock_info *) 5590 &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize]; 5591 sclk = le16_to_cpu(clock_info->ci.usEngineClockLow); 5592 sclk |= clock_info->ci.ucEngineClockHigh << 16; 5593 mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow); 5594 mclk |= clock_info->ci.ucMemoryClockHigh << 16; 5595 rdev->pm.dpm.vce_states[i].sclk = sclk; 5596 rdev->pm.dpm.vce_states[i].mclk = mclk; 5597 } 5598 5599 return 0; 5600 } 5601 5602 static int ci_get_vbios_boot_values(struct radeon_device *rdev, 5603 struct ci_vbios_boot_state *boot_state) 5604 { 5605 struct radeon_mode_info *mode_info = &rdev->mode_info; 5606 int index = GetIndexIntoMasterTable(DATA, FirmwareInfo); 5607 ATOM_FIRMWARE_INFO_V2_2 *firmware_info; 5608 u8 frev, crev; 5609 u16 data_offset; 5610 5611 if (atom_parse_data_header(mode_info->atom_context, index, NULL, 5612 &frev, &crev, &data_offset)) { 5613 firmware_info = 5614 (ATOM_FIRMWARE_INFO_V2_2 *)(mode_info->atom_context->bios + 5615 data_offset); 5616 boot_state->mvdd_bootup_value = le16_to_cpu(firmware_info->usBootUpMVDDCVoltage); 5617 boot_state->vddc_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCVoltage); 5618 boot_state->vddci_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCIVoltage); 5619 boot_state->pcie_gen_bootup_value = ci_get_current_pcie_speed(rdev); 5620 boot_state->pcie_lane_bootup_value = ci_get_current_pcie_lane_number(rdev); 5621 boot_state->sclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultEngineClock); 5622 boot_state->mclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultMemoryClock); 5623 5624 return 0; 5625 } 5626 return -EINVAL; 5627 } 5628 5629 void ci_dpm_fini(struct radeon_device *rdev) 5630 { 5631 int i; 5632 5633 for (i = 0; i < rdev->pm.dpm.num_ps; i++) { 5634 kfree(rdev->pm.dpm.ps[i].ps_priv); 5635 } 5636 kfree(rdev->pm.dpm.ps); 5637 kfree(rdev->pm.dpm.priv); 5638 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries); 5639 r600_free_extended_power_table(rdev); 5640 } 5641 5642 int ci_dpm_init(struct radeon_device *rdev) 5643 { 5644 int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info); 5645 SMU7_Discrete_DpmTable *dpm_table; 5646 struct radeon_gpio_rec gpio; 5647 u16 data_offset, size; 5648 u8 frev, crev; 5649 struct ci_power_info *pi; 5650 int ret; 5651 u32 mask; 5652 5653 pi = kzalloc(sizeof(struct ci_power_info), GFP_KERNEL); 5654 if (pi == NULL) 5655 return -ENOMEM; 5656 rdev->pm.dpm.priv = pi; 5657 5658 ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask); 5659 if (ret) 5660 pi->sys_pcie_mask = 0; 5661 else 5662 pi->sys_pcie_mask = mask; 5663 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID; 5664 5665 pi->pcie_gen_performance.max = RADEON_PCIE_GEN1; 5666 pi->pcie_gen_performance.min = RADEON_PCIE_GEN3; 5667 pi->pcie_gen_powersaving.max = RADEON_PCIE_GEN1; 5668 pi->pcie_gen_powersaving.min = RADEON_PCIE_GEN3; 5669 5670 pi->pcie_lane_performance.max = 0; 5671 pi->pcie_lane_performance.min = 16; 5672 pi->pcie_lane_powersaving.max = 0; 5673 pi->pcie_lane_powersaving.min = 16; 5674 5675 ret = ci_get_vbios_boot_values(rdev, &pi->vbios_boot_state); 5676 if (ret) { 5677 ci_dpm_fini(rdev); 5678 return ret; 5679 } 5680 5681 ret = r600_get_platform_caps(rdev); 5682 if (ret) { 5683 ci_dpm_fini(rdev); 5684 return ret; 5685 } 5686 5687 ret = r600_parse_extended_power_table(rdev); 5688 if (ret) { 5689 ci_dpm_fini(rdev); 5690 return ret; 5691 } 5692 5693 ret = ci_parse_power_table(rdev); 5694 if (ret) { 5695 ci_dpm_fini(rdev); 5696 return ret; 5697 } 5698 5699 pi->dll_default_on = false; 5700 pi->sram_end = SMC_RAM_END; 5701 5702 pi->activity_target[0] = CISLAND_TARGETACTIVITY_DFLT; 5703 pi->activity_target[1] = CISLAND_TARGETACTIVITY_DFLT; 5704 pi->activity_target[2] = CISLAND_TARGETACTIVITY_DFLT; 5705 pi->activity_target[3] = CISLAND_TARGETACTIVITY_DFLT; 5706 pi->activity_target[4] = CISLAND_TARGETACTIVITY_DFLT; 5707 pi->activity_target[5] = CISLAND_TARGETACTIVITY_DFLT; 5708 pi->activity_target[6] = CISLAND_TARGETACTIVITY_DFLT; 5709 pi->activity_target[7] = CISLAND_TARGETACTIVITY_DFLT; 5710 5711 pi->mclk_activity_target = CISLAND_MCLK_TARGETACTIVITY_DFLT; 5712 5713 pi->sclk_dpm_key_disabled = 0; 5714 pi->mclk_dpm_key_disabled = 0; 5715 pi->pcie_dpm_key_disabled = 0; 5716 pi->thermal_sclk_dpm_enabled = 0; 5717 5718 /* mclk dpm is unstable on some R7 260X cards with the old mc ucode */ 5719 if ((rdev->pdev->device == 0x6658) && 5720 (rdev->mc_fw->size == (BONAIRE_MC_UCODE_SIZE * 4))) { 5721 pi->mclk_dpm_key_disabled = 1; 5722 } 5723 5724 pi->caps_sclk_ds = true; 5725 5726 pi->mclk_strobe_mode_threshold = 40000; 5727 pi->mclk_stutter_mode_threshold = 40000; 5728 pi->mclk_edc_enable_threshold = 40000; 5729 pi->mclk_edc_wr_enable_threshold = 40000; 5730 5731 ci_initialize_powertune_defaults(rdev); 5732 5733 pi->caps_fps = false; 5734 5735 pi->caps_sclk_throttle_low_notification = false; 5736 5737 pi->caps_uvd_dpm = true; 5738 pi->caps_vce_dpm = true; 5739 5740 ci_get_leakage_voltages(rdev); 5741 ci_patch_dependency_tables_with_leakage(rdev); 5742 ci_set_private_data_variables_based_on_pptable(rdev); 5743 5744 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries = 5745 kzalloc(4 * sizeof(struct radeon_clock_voltage_dependency_entry), GFP_KERNEL); 5746 if (!rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) { 5747 ci_dpm_fini(rdev); 5748 return -ENOMEM; 5749 } 5750 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4; 5751 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0; 5752 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0; 5753 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000; 5754 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720; 5755 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000; 5756 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810; 5757 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000; 5758 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900; 5759 5760 rdev->pm.dpm.dyn_state.mclk_sclk_ratio = 4; 5761 rdev->pm.dpm.dyn_state.sclk_mclk_delta = 15000; 5762 rdev->pm.dpm.dyn_state.vddc_vddci_delta = 200; 5763 5764 rdev->pm.dpm.dyn_state.valid_sclk_values.count = 0; 5765 rdev->pm.dpm.dyn_state.valid_sclk_values.values = NULL; 5766 rdev->pm.dpm.dyn_state.valid_mclk_values.count = 0; 5767 rdev->pm.dpm.dyn_state.valid_mclk_values.values = NULL; 5768 5769 if (rdev->family == CHIP_HAWAII) { 5770 pi->thermal_temp_setting.temperature_low = 94500; 5771 pi->thermal_temp_setting.temperature_high = 95000; 5772 pi->thermal_temp_setting.temperature_shutdown = 104000; 5773 } else { 5774 pi->thermal_temp_setting.temperature_low = 99500; 5775 pi->thermal_temp_setting.temperature_high = 100000; 5776 pi->thermal_temp_setting.temperature_shutdown = 104000; 5777 } 5778 5779 pi->uvd_enabled = false; 5780 5781 dpm_table = &pi->smc_state_table; 5782 5783 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_VRHOT_GPIO_PINID); 5784 if (gpio.valid) { 5785 dpm_table->VRHotGpio = gpio.shift; 5786 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_REGULATOR_HOT; 5787 } else { 5788 dpm_table->VRHotGpio = CISLANDS_UNUSED_GPIO_PIN; 5789 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_REGULATOR_HOT; 5790 } 5791 5792 gpio = radeon_atombios_lookup_gpio(rdev, PP_AC_DC_SWITCH_GPIO_PINID); 5793 if (gpio.valid) { 5794 dpm_table->AcDcGpio = gpio.shift; 5795 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_HARDWAREDC; 5796 } else { 5797 dpm_table->AcDcGpio = CISLANDS_UNUSED_GPIO_PIN; 5798 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_HARDWAREDC; 5799 } 5800 5801 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_PCC_GPIO_PINID); 5802 if (gpio.valid) { 5803 u32 tmp = RREG32_SMC(CNB_PWRMGT_CNTL); 5804 5805 switch (gpio.shift) { 5806 case 0: 5807 tmp &= ~GNB_SLOW_MODE_MASK; 5808 tmp |= GNB_SLOW_MODE(1); 5809 break; 5810 case 1: 5811 tmp &= ~GNB_SLOW_MODE_MASK; 5812 tmp |= GNB_SLOW_MODE(2); 5813 break; 5814 case 2: 5815 tmp |= GNB_SLOW; 5816 break; 5817 case 3: 5818 tmp |= FORCE_NB_PS1; 5819 break; 5820 case 4: 5821 tmp |= DPM_ENABLED; 5822 break; 5823 default: 5824 DRM_DEBUG("Invalid PCC GPIO: %u!\n", gpio.shift); 5825 break; 5826 } 5827 WREG32_SMC(CNB_PWRMGT_CNTL, tmp); 5828 } 5829 5830 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_NONE; 5831 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_NONE; 5832 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_NONE; 5833 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_GPIO_LUT)) 5834 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; 5835 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2)) 5836 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; 5837 5838 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL) { 5839 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT)) 5840 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; 5841 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2)) 5842 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; 5843 else 5844 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL; 5845 } 5846 5847 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_MVDDCONTROL) { 5848 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT)) 5849 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; 5850 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_SVID2)) 5851 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; 5852 else 5853 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_MVDDCONTROL; 5854 } 5855 5856 pi->vddc_phase_shed_control = true; 5857 5858 #if defined(CONFIG_ACPI) 5859 pi->pcie_performance_request = 5860 radeon_acpi_is_pcie_performance_request_supported(rdev); 5861 #else 5862 pi->pcie_performance_request = false; 5863 #endif 5864 5865 if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size, 5866 &frev, &crev, &data_offset)) { 5867 pi->caps_sclk_ss_support = true; 5868 pi->caps_mclk_ss_support = true; 5869 pi->dynamic_ss = true; 5870 } else { 5871 pi->caps_sclk_ss_support = false; 5872 pi->caps_mclk_ss_support = false; 5873 pi->dynamic_ss = true; 5874 } 5875 5876 if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE) 5877 pi->thermal_protection = true; 5878 else 5879 pi->thermal_protection = false; 5880 5881 pi->caps_dynamic_ac_timing = true; 5882 5883 pi->uvd_power_gated = false; 5884 5885 /* make sure dc limits are valid */ 5886 if ((rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) || 5887 (rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0)) 5888 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc = 5889 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 5890 5891 pi->fan_ctrl_is_in_default_mode = true; 5892 5893 return 0; 5894 } 5895 5896 void ci_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, 5897 struct seq_file *m) 5898 { 5899 struct ci_power_info *pi = ci_get_pi(rdev); 5900 struct radeon_ps *rps = &pi->current_rps; 5901 u32 sclk = ci_get_average_sclk_freq(rdev); 5902 u32 mclk = ci_get_average_mclk_freq(rdev); 5903 5904 seq_printf(m, "uvd %sabled\n", pi->uvd_enabled ? "en" : "dis"); 5905 seq_printf(m, "vce %sabled\n", rps->vce_active ? "en" : "dis"); 5906 seq_printf(m, "power level avg sclk: %u mclk: %u\n", 5907 sclk, mclk); 5908 } 5909 5910 void ci_dpm_print_power_state(struct radeon_device *rdev, 5911 struct radeon_ps *rps) 5912 { 5913 struct ci_ps *ps = ci_get_ps(rps); 5914 struct ci_pl *pl; 5915 int i; 5916 5917 r600_dpm_print_class_info(rps->class, rps->class2); 5918 r600_dpm_print_cap_info(rps->caps); 5919 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk); 5920 for (i = 0; i < ps->performance_level_count; i++) { 5921 pl = &ps->performance_levels[i]; 5922 printk("\t\tpower level %d sclk: %u mclk: %u pcie gen: %u pcie lanes: %u\n", 5923 i, pl->sclk, pl->mclk, pl->pcie_gen + 1, pl->pcie_lane); 5924 } 5925 r600_dpm_print_ps_status(rdev, rps); 5926 } 5927 5928 u32 ci_dpm_get_current_sclk(struct radeon_device *rdev) 5929 { 5930 u32 sclk = ci_get_average_sclk_freq(rdev); 5931 5932 return sclk; 5933 } 5934 5935 u32 ci_dpm_get_current_mclk(struct radeon_device *rdev) 5936 { 5937 u32 mclk = ci_get_average_mclk_freq(rdev); 5938 5939 return mclk; 5940 } 5941 5942 u32 ci_dpm_get_sclk(struct radeon_device *rdev, bool low) 5943 { 5944 struct ci_power_info *pi = ci_get_pi(rdev); 5945 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps); 5946 5947 if (low) 5948 return requested_state->performance_levels[0].sclk; 5949 else 5950 return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk; 5951 } 5952 5953 u32 ci_dpm_get_mclk(struct radeon_device *rdev, bool low) 5954 { 5955 struct ci_power_info *pi = ci_get_pi(rdev); 5956 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps); 5957 5958 if (low) 5959 return requested_state->performance_levels[0].mclk; 5960 else 5961 return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk; 5962 } 5963