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 "drmP.h" 25 #include "radeon.h" 26 #include "cikd.h" 27 #include "r600_dpm.h" 28 #include "kv_dpm.h" 29 #include "radeon_asic.h" 30 #include <linux/seq_file.h> 31 32 #define KV_MAX_DEEPSLEEP_DIVIDER_ID 5 33 #define KV_MINIMUM_ENGINE_CLOCK 800 34 #define SMC_RAM_END 0x40000 35 36 static void kv_init_graphics_levels(struct radeon_device *rdev); 37 static int kv_calculate_ds_divider(struct radeon_device *rdev); 38 static int kv_calculate_nbps_level_settings(struct radeon_device *rdev); 39 static int kv_calculate_dpm_settings(struct radeon_device *rdev); 40 static void kv_enable_new_levels(struct radeon_device *rdev); 41 static void kv_program_nbps_index_settings(struct radeon_device *rdev, 42 struct radeon_ps *new_rps); 43 static int kv_set_enabled_level(struct radeon_device *rdev, u32 level); 44 static int kv_set_enabled_levels(struct radeon_device *rdev); 45 static int kv_force_dpm_highest(struct radeon_device *rdev); 46 static int kv_force_dpm_lowest(struct radeon_device *rdev); 47 static void kv_apply_state_adjust_rules(struct radeon_device *rdev, 48 struct radeon_ps *new_rps, 49 struct radeon_ps *old_rps); 50 static int kv_set_thermal_temperature_range(struct radeon_device *rdev, 51 int min_temp, int max_temp); 52 static int kv_init_fps_limits(struct radeon_device *rdev); 53 54 void kv_dpm_powergate_uvd(struct radeon_device *rdev, bool gate); 55 static void kv_dpm_powergate_vce(struct radeon_device *rdev, bool gate); 56 static void kv_dpm_powergate_samu(struct radeon_device *rdev, bool gate); 57 static void kv_dpm_powergate_acp(struct radeon_device *rdev, bool gate); 58 59 extern void cik_enter_rlc_safe_mode(struct radeon_device *rdev); 60 extern void cik_exit_rlc_safe_mode(struct radeon_device *rdev); 61 extern void cik_update_cg(struct radeon_device *rdev, 62 u32 block, bool enable); 63 64 static const struct kv_lcac_config_values sx_local_cac_cfg_kv[] = 65 { 66 { 0, 4, 1 }, 67 { 1, 4, 1 }, 68 { 2, 5, 1 }, 69 { 3, 4, 2 }, 70 { 4, 1, 1 }, 71 { 5, 5, 2 }, 72 { 6, 6, 1 }, 73 { 7, 9, 2 }, 74 { 0xffffffff } 75 }; 76 77 static const struct kv_lcac_config_values mc0_local_cac_cfg_kv[] = 78 { 79 { 0, 4, 1 }, 80 { 0xffffffff } 81 }; 82 83 static const struct kv_lcac_config_values mc1_local_cac_cfg_kv[] = 84 { 85 { 0, 4, 1 }, 86 { 0xffffffff } 87 }; 88 89 static const struct kv_lcac_config_values mc2_local_cac_cfg_kv[] = 90 { 91 { 0, 4, 1 }, 92 { 0xffffffff } 93 }; 94 95 static const struct kv_lcac_config_values mc3_local_cac_cfg_kv[] = 96 { 97 { 0, 4, 1 }, 98 { 0xffffffff } 99 }; 100 101 static const struct kv_lcac_config_values cpl_local_cac_cfg_kv[] = 102 { 103 { 0, 4, 1 }, 104 { 1, 4, 1 }, 105 { 2, 5, 1 }, 106 { 3, 4, 1 }, 107 { 4, 1, 1 }, 108 { 5, 5, 1 }, 109 { 6, 6, 1 }, 110 { 7, 9, 1 }, 111 { 8, 4, 1 }, 112 { 9, 2, 1 }, 113 { 10, 3, 1 }, 114 { 11, 6, 1 }, 115 { 12, 8, 2 }, 116 { 13, 1, 1 }, 117 { 14, 2, 1 }, 118 { 15, 3, 1 }, 119 { 16, 1, 1 }, 120 { 17, 4, 1 }, 121 { 18, 3, 1 }, 122 { 19, 1, 1 }, 123 { 20, 8, 1 }, 124 { 21, 5, 1 }, 125 { 22, 1, 1 }, 126 { 23, 1, 1 }, 127 { 24, 4, 1 }, 128 { 27, 6, 1 }, 129 { 28, 1, 1 }, 130 { 0xffffffff } 131 }; 132 133 static const struct kv_lcac_config_reg sx0_cac_config_reg[] = 134 { 135 { 0xc0400d00, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } 136 }; 137 138 static const struct kv_lcac_config_reg mc0_cac_config_reg[] = 139 { 140 { 0xc0400d30, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } 141 }; 142 143 static const struct kv_lcac_config_reg mc1_cac_config_reg[] = 144 { 145 { 0xc0400d3c, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } 146 }; 147 148 static const struct kv_lcac_config_reg mc2_cac_config_reg[] = 149 { 150 { 0xc0400d48, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } 151 }; 152 153 static const struct kv_lcac_config_reg mc3_cac_config_reg[] = 154 { 155 { 0xc0400d54, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } 156 }; 157 158 static const struct kv_lcac_config_reg cpl_cac_config_reg[] = 159 { 160 { 0xc0400d80, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } 161 }; 162 163 static const struct kv_pt_config_reg didt_config_kv[] = 164 { 165 { 0x10, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 166 { 0x10, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 167 { 0x10, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 168 { 0x10, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 169 { 0x11, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 170 { 0x11, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 171 { 0x11, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 172 { 0x11, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 173 { 0x12, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 174 { 0x12, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 175 { 0x12, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 176 { 0x12, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 177 { 0x2, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, 178 { 0x2, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, 179 { 0x2, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, 180 { 0x1, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 181 { 0x1, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 182 { 0x0, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 183 { 0x30, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 184 { 0x30, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 185 { 0x30, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 186 { 0x30, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 187 { 0x31, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 188 { 0x31, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 189 { 0x31, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 190 { 0x31, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 191 { 0x32, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 192 { 0x32, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 193 { 0x32, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 194 { 0x32, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 195 { 0x22, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, 196 { 0x22, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, 197 { 0x22, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, 198 { 0x21, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 199 { 0x21, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 200 { 0x20, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 201 { 0x50, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 202 { 0x50, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 203 { 0x50, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 204 { 0x50, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 205 { 0x51, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 206 { 0x51, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 207 { 0x51, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 208 { 0x51, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 209 { 0x52, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 210 { 0x52, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 211 { 0x52, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 212 { 0x52, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 213 { 0x42, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, 214 { 0x42, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, 215 { 0x42, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, 216 { 0x41, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 217 { 0x41, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 218 { 0x40, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 219 { 0x70, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 220 { 0x70, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 221 { 0x70, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 222 { 0x70, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 223 { 0x71, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 224 { 0x71, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 225 { 0x71, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 226 { 0x71, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 227 { 0x72, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 228 { 0x72, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 229 { 0x72, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 230 { 0x72, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 231 { 0x62, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, 232 { 0x62, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, 233 { 0x62, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, 234 { 0x61, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 235 { 0x61, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 236 { 0x60, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 237 { 0xFFFFFFFF } 238 }; 239 240 static struct kv_ps *kv_get_ps(struct radeon_ps *rps) 241 { 242 struct kv_ps *ps = rps->ps_priv; 243 244 return ps; 245 } 246 247 static struct kv_power_info *kv_get_pi(struct radeon_device *rdev) 248 { 249 struct kv_power_info *pi = rdev->pm.dpm.priv; 250 251 return pi; 252 } 253 254 #if 0 255 static void kv_program_local_cac_table(struct radeon_device *rdev, 256 const struct kv_lcac_config_values *local_cac_table, 257 const struct kv_lcac_config_reg *local_cac_reg) 258 { 259 u32 i, count, data; 260 const struct kv_lcac_config_values *values = local_cac_table; 261 262 while (values->block_id != 0xffffffff) { 263 count = values->signal_id; 264 for (i = 0; i < count; i++) { 265 data = ((values->block_id << local_cac_reg->block_shift) & 266 local_cac_reg->block_mask); 267 data |= ((i << local_cac_reg->signal_shift) & 268 local_cac_reg->signal_mask); 269 data |= ((values->t << local_cac_reg->t_shift) & 270 local_cac_reg->t_mask); 271 data |= ((1 << local_cac_reg->enable_shift) & 272 local_cac_reg->enable_mask); 273 WREG32_SMC(local_cac_reg->cntl, data); 274 } 275 values++; 276 } 277 } 278 #endif 279 280 static int kv_program_pt_config_registers(struct radeon_device *rdev, 281 const struct kv_pt_config_reg *cac_config_regs) 282 { 283 const struct kv_pt_config_reg *config_regs = cac_config_regs; 284 u32 data; 285 u32 cache = 0; 286 287 if (config_regs == NULL) 288 return -EINVAL; 289 290 while (config_regs->offset != 0xFFFFFFFF) { 291 if (config_regs->type == KV_CONFIGREG_CACHE) { 292 cache |= ((config_regs->value << config_regs->shift) & config_regs->mask); 293 } else { 294 switch (config_regs->type) { 295 case KV_CONFIGREG_SMC_IND: 296 data = RREG32_SMC(config_regs->offset); 297 break; 298 case KV_CONFIGREG_DIDT_IND: 299 data = RREG32_DIDT(config_regs->offset); 300 break; 301 default: 302 data = RREG32(config_regs->offset << 2); 303 break; 304 } 305 306 data &= ~config_regs->mask; 307 data |= ((config_regs->value << config_regs->shift) & config_regs->mask); 308 data |= cache; 309 cache = 0; 310 311 switch (config_regs->type) { 312 case KV_CONFIGREG_SMC_IND: 313 WREG32_SMC(config_regs->offset, data); 314 break; 315 case KV_CONFIGREG_DIDT_IND: 316 WREG32_DIDT(config_regs->offset, data); 317 break; 318 default: 319 WREG32(config_regs->offset << 2, data); 320 break; 321 } 322 } 323 config_regs++; 324 } 325 326 return 0; 327 } 328 329 static void kv_do_enable_didt(struct radeon_device *rdev, bool enable) 330 { 331 struct kv_power_info *pi = kv_get_pi(rdev); 332 u32 data; 333 334 if (pi->caps_sq_ramping) { 335 data = RREG32_DIDT(DIDT_SQ_CTRL0); 336 if (enable) 337 data |= DIDT_CTRL_EN; 338 else 339 data &= ~DIDT_CTRL_EN; 340 WREG32_DIDT(DIDT_SQ_CTRL0, data); 341 } 342 343 if (pi->caps_db_ramping) { 344 data = RREG32_DIDT(DIDT_DB_CTRL0); 345 if (enable) 346 data |= DIDT_CTRL_EN; 347 else 348 data &= ~DIDT_CTRL_EN; 349 WREG32_DIDT(DIDT_DB_CTRL0, data); 350 } 351 352 if (pi->caps_td_ramping) { 353 data = RREG32_DIDT(DIDT_TD_CTRL0); 354 if (enable) 355 data |= DIDT_CTRL_EN; 356 else 357 data &= ~DIDT_CTRL_EN; 358 WREG32_DIDT(DIDT_TD_CTRL0, data); 359 } 360 361 if (pi->caps_tcp_ramping) { 362 data = RREG32_DIDT(DIDT_TCP_CTRL0); 363 if (enable) 364 data |= DIDT_CTRL_EN; 365 else 366 data &= ~DIDT_CTRL_EN; 367 WREG32_DIDT(DIDT_TCP_CTRL0, data); 368 } 369 } 370 371 static int kv_enable_didt(struct radeon_device *rdev, bool enable) 372 { 373 struct kv_power_info *pi = kv_get_pi(rdev); 374 int ret; 375 376 if (pi->caps_sq_ramping || 377 pi->caps_db_ramping || 378 pi->caps_td_ramping || 379 pi->caps_tcp_ramping) { 380 cik_enter_rlc_safe_mode(rdev); 381 382 if (enable) { 383 ret = kv_program_pt_config_registers(rdev, didt_config_kv); 384 if (ret) { 385 cik_exit_rlc_safe_mode(rdev); 386 return ret; 387 } 388 } 389 390 kv_do_enable_didt(rdev, enable); 391 392 cik_exit_rlc_safe_mode(rdev); 393 } 394 395 return 0; 396 } 397 398 #if 0 399 static void kv_initialize_hardware_cac_manager(struct radeon_device *rdev) 400 { 401 struct kv_power_info *pi = kv_get_pi(rdev); 402 403 if (pi->caps_cac) { 404 WREG32_SMC(LCAC_SX0_OVR_SEL, 0); 405 WREG32_SMC(LCAC_SX0_OVR_VAL, 0); 406 kv_program_local_cac_table(rdev, sx_local_cac_cfg_kv, sx0_cac_config_reg); 407 408 WREG32_SMC(LCAC_MC0_OVR_SEL, 0); 409 WREG32_SMC(LCAC_MC0_OVR_VAL, 0); 410 kv_program_local_cac_table(rdev, mc0_local_cac_cfg_kv, mc0_cac_config_reg); 411 412 WREG32_SMC(LCAC_MC1_OVR_SEL, 0); 413 WREG32_SMC(LCAC_MC1_OVR_VAL, 0); 414 kv_program_local_cac_table(rdev, mc1_local_cac_cfg_kv, mc1_cac_config_reg); 415 416 WREG32_SMC(LCAC_MC2_OVR_SEL, 0); 417 WREG32_SMC(LCAC_MC2_OVR_VAL, 0); 418 kv_program_local_cac_table(rdev, mc2_local_cac_cfg_kv, mc2_cac_config_reg); 419 420 WREG32_SMC(LCAC_MC3_OVR_SEL, 0); 421 WREG32_SMC(LCAC_MC3_OVR_VAL, 0); 422 kv_program_local_cac_table(rdev, mc3_local_cac_cfg_kv, mc3_cac_config_reg); 423 424 WREG32_SMC(LCAC_CPL_OVR_SEL, 0); 425 WREG32_SMC(LCAC_CPL_OVR_VAL, 0); 426 kv_program_local_cac_table(rdev, cpl_local_cac_cfg_kv, cpl_cac_config_reg); 427 } 428 } 429 #endif 430 431 static int kv_enable_smc_cac(struct radeon_device *rdev, bool enable) 432 { 433 struct kv_power_info *pi = kv_get_pi(rdev); 434 int ret = 0; 435 436 if (pi->caps_cac) { 437 if (enable) { 438 ret = kv_notify_message_to_smu(rdev, PPSMC_MSG_EnableCac); 439 if (ret) 440 pi->cac_enabled = false; 441 else 442 pi->cac_enabled = true; 443 } else if (pi->cac_enabled) { 444 kv_notify_message_to_smu(rdev, PPSMC_MSG_DisableCac); 445 pi->cac_enabled = false; 446 } 447 } 448 449 return ret; 450 } 451 452 static int kv_process_firmware_header(struct radeon_device *rdev) 453 { 454 struct kv_power_info *pi = kv_get_pi(rdev); 455 u32 tmp; 456 int ret; 457 458 ret = kv_read_smc_sram_dword(rdev, SMU7_FIRMWARE_HEADER_LOCATION + 459 offsetof(SMU7_Firmware_Header, DpmTable), 460 &tmp, pi->sram_end); 461 462 if (ret == 0) 463 pi->dpm_table_start = tmp; 464 465 ret = kv_read_smc_sram_dword(rdev, SMU7_FIRMWARE_HEADER_LOCATION + 466 offsetof(SMU7_Firmware_Header, SoftRegisters), 467 &tmp, pi->sram_end); 468 469 if (ret == 0) 470 pi->soft_regs_start = tmp; 471 472 return ret; 473 } 474 475 static int kv_enable_dpm_voltage_scaling(struct radeon_device *rdev) 476 { 477 struct kv_power_info *pi = kv_get_pi(rdev); 478 int ret; 479 480 pi->graphics_voltage_change_enable = 1; 481 482 ret = kv_copy_bytes_to_smc(rdev, 483 pi->dpm_table_start + 484 offsetof(SMU7_Fusion_DpmTable, GraphicsVoltageChangeEnable), 485 &pi->graphics_voltage_change_enable, 486 sizeof(u8), pi->sram_end); 487 488 return ret; 489 } 490 491 static int kv_set_dpm_interval(struct radeon_device *rdev) 492 { 493 struct kv_power_info *pi = kv_get_pi(rdev); 494 int ret; 495 496 pi->graphics_interval = 1; 497 498 ret = kv_copy_bytes_to_smc(rdev, 499 pi->dpm_table_start + 500 offsetof(SMU7_Fusion_DpmTable, GraphicsInterval), 501 &pi->graphics_interval, 502 sizeof(u8), pi->sram_end); 503 504 return ret; 505 } 506 507 static int kv_set_dpm_boot_state(struct radeon_device *rdev) 508 { 509 struct kv_power_info *pi = kv_get_pi(rdev); 510 int ret; 511 512 ret = kv_copy_bytes_to_smc(rdev, 513 pi->dpm_table_start + 514 offsetof(SMU7_Fusion_DpmTable, GraphicsBootLevel), 515 &pi->graphics_boot_level, 516 sizeof(u8), pi->sram_end); 517 518 return ret; 519 } 520 521 static void kv_program_vc(struct radeon_device *rdev) 522 { 523 WREG32_SMC(CG_FTV_0, 0x3FFFC100); 524 } 525 526 static void kv_clear_vc(struct radeon_device *rdev) 527 { 528 WREG32_SMC(CG_FTV_0, 0); 529 } 530 531 static int kv_set_divider_value(struct radeon_device *rdev, 532 u32 index, u32 sclk) 533 { 534 struct kv_power_info *pi = kv_get_pi(rdev); 535 struct atom_clock_dividers dividers; 536 int ret; 537 538 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 539 sclk, false, ÷rs); 540 if (ret) 541 return ret; 542 543 pi->graphics_level[index].SclkDid = (u8)dividers.post_div; 544 pi->graphics_level[index].SclkFrequency = cpu_to_be32(sclk); 545 546 return 0; 547 } 548 549 static u16 kv_convert_8bit_index_to_voltage(struct radeon_device *rdev, 550 u16 voltage) 551 { 552 return 6200 - (voltage * 25); 553 } 554 555 static u16 kv_convert_2bit_index_to_voltage(struct radeon_device *rdev, 556 u32 vid_2bit) 557 { 558 struct kv_power_info *pi = kv_get_pi(rdev); 559 u32 vid_8bit = sumo_convert_vid2_to_vid7(rdev, 560 &pi->sys_info.vid_mapping_table, 561 vid_2bit); 562 563 return kv_convert_8bit_index_to_voltage(rdev, (u16)vid_8bit); 564 } 565 566 567 static int kv_set_vid(struct radeon_device *rdev, u32 index, u32 vid) 568 { 569 struct kv_power_info *pi = kv_get_pi(rdev); 570 571 pi->graphics_level[index].VoltageDownH = (u8)pi->voltage_drop_t; 572 pi->graphics_level[index].MinVddNb = 573 cpu_to_be32(kv_convert_2bit_index_to_voltage(rdev, vid)); 574 575 return 0; 576 } 577 578 static int kv_set_at(struct radeon_device *rdev, u32 index, u32 at) 579 { 580 struct kv_power_info *pi = kv_get_pi(rdev); 581 582 pi->graphics_level[index].AT = cpu_to_be16((u16)at); 583 584 return 0; 585 } 586 587 static void kv_dpm_power_level_enable(struct radeon_device *rdev, 588 u32 index, bool enable) 589 { 590 struct kv_power_info *pi = kv_get_pi(rdev); 591 592 pi->graphics_level[index].EnabledForActivity = enable ? 1 : 0; 593 } 594 595 static void kv_start_dpm(struct radeon_device *rdev) 596 { 597 u32 tmp = RREG32_SMC(GENERAL_PWRMGT); 598 599 tmp |= GLOBAL_PWRMGT_EN; 600 WREG32_SMC(GENERAL_PWRMGT, tmp); 601 602 kv_smc_dpm_enable(rdev, true); 603 } 604 605 static void kv_stop_dpm(struct radeon_device *rdev) 606 { 607 kv_smc_dpm_enable(rdev, false); 608 } 609 610 static void kv_start_am(struct radeon_device *rdev) 611 { 612 u32 sclk_pwrmgt_cntl = RREG32_SMC(SCLK_PWRMGT_CNTL); 613 614 sclk_pwrmgt_cntl &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT); 615 sclk_pwrmgt_cntl |= DYNAMIC_PM_EN; 616 617 WREG32_SMC(SCLK_PWRMGT_CNTL, sclk_pwrmgt_cntl); 618 } 619 620 static void kv_reset_am(struct radeon_device *rdev) 621 { 622 u32 sclk_pwrmgt_cntl = RREG32_SMC(SCLK_PWRMGT_CNTL); 623 624 sclk_pwrmgt_cntl |= (RESET_SCLK_CNT | RESET_BUSY_CNT); 625 626 WREG32_SMC(SCLK_PWRMGT_CNTL, sclk_pwrmgt_cntl); 627 } 628 629 static int kv_freeze_sclk_dpm(struct radeon_device *rdev, bool freeze) 630 { 631 return kv_notify_message_to_smu(rdev, freeze ? 632 PPSMC_MSG_SCLKDPM_FreezeLevel : PPSMC_MSG_SCLKDPM_UnfreezeLevel); 633 } 634 635 static int kv_force_lowest_valid(struct radeon_device *rdev) 636 { 637 return kv_force_dpm_lowest(rdev); 638 } 639 640 static int kv_unforce_levels(struct radeon_device *rdev) 641 { 642 if (rdev->family == CHIP_KABINI) 643 return kv_notify_message_to_smu(rdev, PPSMC_MSG_NoForcedLevel); 644 else 645 return kv_set_enabled_levels(rdev); 646 } 647 648 static int kv_update_sclk_t(struct radeon_device *rdev) 649 { 650 struct kv_power_info *pi = kv_get_pi(rdev); 651 u32 low_sclk_interrupt_t = 0; 652 int ret = 0; 653 654 if (pi->caps_sclk_throttle_low_notification) { 655 low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t); 656 657 ret = kv_copy_bytes_to_smc(rdev, 658 pi->dpm_table_start + 659 offsetof(SMU7_Fusion_DpmTable, LowSclkInterruptT), 660 (u8 *)&low_sclk_interrupt_t, 661 sizeof(u32), pi->sram_end); 662 } 663 return ret; 664 } 665 666 static int kv_program_bootup_state(struct radeon_device *rdev) 667 { 668 struct kv_power_info *pi = kv_get_pi(rdev); 669 u32 i; 670 struct radeon_clock_voltage_dependency_table *table = 671 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 672 673 if (table && table->count) { 674 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { 675 if (table->entries[i].clk == pi->boot_pl.sclk) 676 break; 677 } 678 679 pi->graphics_boot_level = (u8)i; 680 kv_dpm_power_level_enable(rdev, i, true); 681 } else { 682 struct sumo_sclk_voltage_mapping_table *table = 683 &pi->sys_info.sclk_voltage_mapping_table; 684 685 if (table->num_max_dpm_entries == 0) 686 return -EINVAL; 687 688 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { 689 if (table->entries[i].sclk_frequency == pi->boot_pl.sclk) 690 break; 691 } 692 693 pi->graphics_boot_level = (u8)i; 694 kv_dpm_power_level_enable(rdev, i, true); 695 } 696 return 0; 697 } 698 699 static int kv_enable_auto_thermal_throttling(struct radeon_device *rdev) 700 { 701 struct kv_power_info *pi = kv_get_pi(rdev); 702 int ret; 703 704 pi->graphics_therm_throttle_enable = 1; 705 706 ret = kv_copy_bytes_to_smc(rdev, 707 pi->dpm_table_start + 708 offsetof(SMU7_Fusion_DpmTable, GraphicsThermThrottleEnable), 709 &pi->graphics_therm_throttle_enable, 710 sizeof(u8), pi->sram_end); 711 712 return ret; 713 } 714 715 static int kv_upload_dpm_settings(struct radeon_device *rdev) 716 { 717 struct kv_power_info *pi = kv_get_pi(rdev); 718 int ret; 719 720 ret = kv_copy_bytes_to_smc(rdev, 721 pi->dpm_table_start + 722 offsetof(SMU7_Fusion_DpmTable, GraphicsLevel), 723 (u8 *)&pi->graphics_level, 724 sizeof(SMU7_Fusion_GraphicsLevel) * SMU7_MAX_LEVELS_GRAPHICS, 725 pi->sram_end); 726 727 if (ret) 728 return ret; 729 730 ret = kv_copy_bytes_to_smc(rdev, 731 pi->dpm_table_start + 732 offsetof(SMU7_Fusion_DpmTable, GraphicsDpmLevelCount), 733 &pi->graphics_dpm_level_count, 734 sizeof(u8), pi->sram_end); 735 736 return ret; 737 } 738 739 static u32 kv_get_clock_difference(u32 a, u32 b) 740 { 741 return (a >= b) ? a - b : b - a; 742 } 743 744 static u32 kv_get_clk_bypass(struct radeon_device *rdev, u32 clk) 745 { 746 struct kv_power_info *pi = kv_get_pi(rdev); 747 u32 value; 748 749 if (pi->caps_enable_dfs_bypass) { 750 if (kv_get_clock_difference(clk, 40000) < 200) 751 value = 3; 752 else if (kv_get_clock_difference(clk, 30000) < 200) 753 value = 2; 754 else if (kv_get_clock_difference(clk, 20000) < 200) 755 value = 7; 756 else if (kv_get_clock_difference(clk, 15000) < 200) 757 value = 6; 758 else if (kv_get_clock_difference(clk, 10000) < 200) 759 value = 8; 760 else 761 value = 0; 762 } else { 763 value = 0; 764 } 765 766 return value; 767 } 768 769 static int kv_populate_uvd_table(struct radeon_device *rdev) 770 { 771 struct kv_power_info *pi = kv_get_pi(rdev); 772 struct radeon_uvd_clock_voltage_dependency_table *table = 773 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table; 774 struct atom_clock_dividers dividers; 775 int ret; 776 u32 i; 777 778 if (table == NULL || table->count == 0) 779 return 0; 780 781 pi->uvd_level_count = 0; 782 for (i = 0; i < table->count; i++) { 783 if (pi->high_voltage_t && 784 (pi->high_voltage_t < table->entries[i].v)) 785 break; 786 787 pi->uvd_level[i].VclkFrequency = cpu_to_be32(table->entries[i].vclk); 788 pi->uvd_level[i].DclkFrequency = cpu_to_be32(table->entries[i].dclk); 789 pi->uvd_level[i].MinVddNb = cpu_to_be16(table->entries[i].v); 790 791 pi->uvd_level[i].VClkBypassCntl = 792 (u8)kv_get_clk_bypass(rdev, table->entries[i].vclk); 793 pi->uvd_level[i].DClkBypassCntl = 794 (u8)kv_get_clk_bypass(rdev, table->entries[i].dclk); 795 796 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 797 table->entries[i].vclk, false, ÷rs); 798 if (ret) 799 return ret; 800 pi->uvd_level[i].VclkDivider = (u8)dividers.post_div; 801 802 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 803 table->entries[i].dclk, false, ÷rs); 804 if (ret) 805 return ret; 806 pi->uvd_level[i].DclkDivider = (u8)dividers.post_div; 807 808 pi->uvd_level_count++; 809 } 810 811 ret = kv_copy_bytes_to_smc(rdev, 812 pi->dpm_table_start + 813 offsetof(SMU7_Fusion_DpmTable, UvdLevelCount), 814 (u8 *)&pi->uvd_level_count, 815 sizeof(u8), pi->sram_end); 816 if (ret) 817 return ret; 818 819 pi->uvd_interval = 1; 820 821 ret = kv_copy_bytes_to_smc(rdev, 822 pi->dpm_table_start + 823 offsetof(SMU7_Fusion_DpmTable, UVDInterval), 824 &pi->uvd_interval, 825 sizeof(u8), pi->sram_end); 826 if (ret) 827 return ret; 828 829 ret = kv_copy_bytes_to_smc(rdev, 830 pi->dpm_table_start + 831 offsetof(SMU7_Fusion_DpmTable, UvdLevel), 832 (u8 *)&pi->uvd_level, 833 sizeof(SMU7_Fusion_UvdLevel) * SMU7_MAX_LEVELS_UVD, 834 pi->sram_end); 835 836 return ret; 837 838 } 839 840 static int kv_populate_vce_table(struct radeon_device *rdev) 841 { 842 struct kv_power_info *pi = kv_get_pi(rdev); 843 int ret; 844 u32 i; 845 struct radeon_vce_clock_voltage_dependency_table *table = 846 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; 847 struct atom_clock_dividers dividers; 848 849 if (table == NULL || table->count == 0) 850 return 0; 851 852 pi->vce_level_count = 0; 853 for (i = 0; i < table->count; i++) { 854 if (pi->high_voltage_t && 855 pi->high_voltage_t < table->entries[i].v) 856 break; 857 858 pi->vce_level[i].Frequency = cpu_to_be32(table->entries[i].evclk); 859 pi->vce_level[i].MinVoltage = cpu_to_be16(table->entries[i].v); 860 861 pi->vce_level[i].ClkBypassCntl = 862 (u8)kv_get_clk_bypass(rdev, table->entries[i].evclk); 863 864 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 865 table->entries[i].evclk, false, ÷rs); 866 if (ret) 867 return ret; 868 pi->vce_level[i].Divider = (u8)dividers.post_div; 869 870 pi->vce_level_count++; 871 } 872 873 ret = kv_copy_bytes_to_smc(rdev, 874 pi->dpm_table_start + 875 offsetof(SMU7_Fusion_DpmTable, VceLevelCount), 876 (u8 *)&pi->vce_level_count, 877 sizeof(u8), 878 pi->sram_end); 879 if (ret) 880 return ret; 881 882 pi->vce_interval = 1; 883 884 ret = kv_copy_bytes_to_smc(rdev, 885 pi->dpm_table_start + 886 offsetof(SMU7_Fusion_DpmTable, VCEInterval), 887 (u8 *)&pi->vce_interval, 888 sizeof(u8), 889 pi->sram_end); 890 if (ret) 891 return ret; 892 893 ret = kv_copy_bytes_to_smc(rdev, 894 pi->dpm_table_start + 895 offsetof(SMU7_Fusion_DpmTable, VceLevel), 896 (u8 *)&pi->vce_level, 897 sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_VCE, 898 pi->sram_end); 899 900 return ret; 901 } 902 903 static int kv_populate_samu_table(struct radeon_device *rdev) 904 { 905 struct kv_power_info *pi = kv_get_pi(rdev); 906 struct radeon_clock_voltage_dependency_table *table = 907 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table; 908 struct atom_clock_dividers dividers; 909 int ret; 910 u32 i; 911 912 if (table == NULL || table->count == 0) 913 return 0; 914 915 pi->samu_level_count = 0; 916 for (i = 0; i < table->count; i++) { 917 if (pi->high_voltage_t && 918 pi->high_voltage_t < table->entries[i].v) 919 break; 920 921 pi->samu_level[i].Frequency = cpu_to_be32(table->entries[i].clk); 922 pi->samu_level[i].MinVoltage = cpu_to_be16(table->entries[i].v); 923 924 pi->samu_level[i].ClkBypassCntl = 925 (u8)kv_get_clk_bypass(rdev, table->entries[i].clk); 926 927 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 928 table->entries[i].clk, false, ÷rs); 929 if (ret) 930 return ret; 931 pi->samu_level[i].Divider = (u8)dividers.post_div; 932 933 pi->samu_level_count++; 934 } 935 936 ret = kv_copy_bytes_to_smc(rdev, 937 pi->dpm_table_start + 938 offsetof(SMU7_Fusion_DpmTable, SamuLevelCount), 939 (u8 *)&pi->samu_level_count, 940 sizeof(u8), 941 pi->sram_end); 942 if (ret) 943 return ret; 944 945 pi->samu_interval = 1; 946 947 ret = kv_copy_bytes_to_smc(rdev, 948 pi->dpm_table_start + 949 offsetof(SMU7_Fusion_DpmTable, SAMUInterval), 950 (u8 *)&pi->samu_interval, 951 sizeof(u8), 952 pi->sram_end); 953 if (ret) 954 return ret; 955 956 ret = kv_copy_bytes_to_smc(rdev, 957 pi->dpm_table_start + 958 offsetof(SMU7_Fusion_DpmTable, SamuLevel), 959 (u8 *)&pi->samu_level, 960 sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_SAMU, 961 pi->sram_end); 962 if (ret) 963 return ret; 964 965 return ret; 966 } 967 968 969 static int kv_populate_acp_table(struct radeon_device *rdev) 970 { 971 struct kv_power_info *pi = kv_get_pi(rdev); 972 struct radeon_clock_voltage_dependency_table *table = 973 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table; 974 struct atom_clock_dividers dividers; 975 int ret; 976 u32 i; 977 978 if (table == NULL || table->count == 0) 979 return 0; 980 981 pi->acp_level_count = 0; 982 for (i = 0; i < table->count; i++) { 983 pi->acp_level[i].Frequency = cpu_to_be32(table->entries[i].clk); 984 pi->acp_level[i].MinVoltage = cpu_to_be16(table->entries[i].v); 985 986 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 987 table->entries[i].clk, false, ÷rs); 988 if (ret) 989 return ret; 990 pi->acp_level[i].Divider = (u8)dividers.post_div; 991 992 pi->acp_level_count++; 993 } 994 995 ret = kv_copy_bytes_to_smc(rdev, 996 pi->dpm_table_start + 997 offsetof(SMU7_Fusion_DpmTable, AcpLevelCount), 998 (u8 *)&pi->acp_level_count, 999 sizeof(u8), 1000 pi->sram_end); 1001 if (ret) 1002 return ret; 1003 1004 pi->acp_interval = 1; 1005 1006 ret = kv_copy_bytes_to_smc(rdev, 1007 pi->dpm_table_start + 1008 offsetof(SMU7_Fusion_DpmTable, ACPInterval), 1009 (u8 *)&pi->acp_interval, 1010 sizeof(u8), 1011 pi->sram_end); 1012 if (ret) 1013 return ret; 1014 1015 ret = kv_copy_bytes_to_smc(rdev, 1016 pi->dpm_table_start + 1017 offsetof(SMU7_Fusion_DpmTable, AcpLevel), 1018 (u8 *)&pi->acp_level, 1019 sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_ACP, 1020 pi->sram_end); 1021 if (ret) 1022 return ret; 1023 1024 return ret; 1025 } 1026 1027 static void kv_calculate_dfs_bypass_settings(struct radeon_device *rdev) 1028 { 1029 struct kv_power_info *pi = kv_get_pi(rdev); 1030 u32 i; 1031 struct radeon_clock_voltage_dependency_table *table = 1032 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 1033 1034 if (table && table->count) { 1035 for (i = 0; i < pi->graphics_dpm_level_count; i++) { 1036 if (pi->caps_enable_dfs_bypass) { 1037 if (kv_get_clock_difference(table->entries[i].clk, 40000) < 200) 1038 pi->graphics_level[i].ClkBypassCntl = 3; 1039 else if (kv_get_clock_difference(table->entries[i].clk, 30000) < 200) 1040 pi->graphics_level[i].ClkBypassCntl = 2; 1041 else if (kv_get_clock_difference(table->entries[i].clk, 26600) < 200) 1042 pi->graphics_level[i].ClkBypassCntl = 7; 1043 else if (kv_get_clock_difference(table->entries[i].clk , 20000) < 200) 1044 pi->graphics_level[i].ClkBypassCntl = 6; 1045 else if (kv_get_clock_difference(table->entries[i].clk , 10000) < 200) 1046 pi->graphics_level[i].ClkBypassCntl = 8; 1047 else 1048 pi->graphics_level[i].ClkBypassCntl = 0; 1049 } else { 1050 pi->graphics_level[i].ClkBypassCntl = 0; 1051 } 1052 } 1053 } else { 1054 struct sumo_sclk_voltage_mapping_table *table = 1055 &pi->sys_info.sclk_voltage_mapping_table; 1056 for (i = 0; i < pi->graphics_dpm_level_count; i++) { 1057 if (pi->caps_enable_dfs_bypass) { 1058 if (kv_get_clock_difference(table->entries[i].sclk_frequency, 40000) < 200) 1059 pi->graphics_level[i].ClkBypassCntl = 3; 1060 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 30000) < 200) 1061 pi->graphics_level[i].ClkBypassCntl = 2; 1062 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 26600) < 200) 1063 pi->graphics_level[i].ClkBypassCntl = 7; 1064 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 20000) < 200) 1065 pi->graphics_level[i].ClkBypassCntl = 6; 1066 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 10000) < 200) 1067 pi->graphics_level[i].ClkBypassCntl = 8; 1068 else 1069 pi->graphics_level[i].ClkBypassCntl = 0; 1070 } else { 1071 pi->graphics_level[i].ClkBypassCntl = 0; 1072 } 1073 } 1074 } 1075 } 1076 1077 static int kv_enable_ulv(struct radeon_device *rdev, bool enable) 1078 { 1079 return kv_notify_message_to_smu(rdev, enable ? 1080 PPSMC_MSG_EnableULV : PPSMC_MSG_DisableULV); 1081 } 1082 1083 static void kv_reset_acp_boot_level(struct radeon_device *rdev) 1084 { 1085 struct kv_power_info *pi = kv_get_pi(rdev); 1086 1087 pi->acp_boot_level = 0xff; 1088 } 1089 1090 static void kv_update_current_ps(struct radeon_device *rdev, 1091 struct radeon_ps *rps) 1092 { 1093 struct kv_ps *new_ps = kv_get_ps(rps); 1094 struct kv_power_info *pi = kv_get_pi(rdev); 1095 1096 pi->current_rps = *rps; 1097 pi->current_ps = *new_ps; 1098 pi->current_rps.ps_priv = &pi->current_ps; 1099 } 1100 1101 static void kv_update_requested_ps(struct radeon_device *rdev, 1102 struct radeon_ps *rps) 1103 { 1104 struct kv_ps *new_ps = kv_get_ps(rps); 1105 struct kv_power_info *pi = kv_get_pi(rdev); 1106 1107 pi->requested_rps = *rps; 1108 pi->requested_ps = *new_ps; 1109 pi->requested_rps.ps_priv = &pi->requested_ps; 1110 } 1111 1112 void kv_dpm_enable_bapm(struct radeon_device *rdev, bool enable) 1113 { 1114 struct kv_power_info *pi = kv_get_pi(rdev); 1115 int ret; 1116 1117 if (pi->bapm_enable) { 1118 ret = kv_smc_bapm_enable(rdev, enable); 1119 if (ret) 1120 DRM_ERROR("kv_smc_bapm_enable failed\n"); 1121 } 1122 } 1123 1124 int kv_dpm_enable(struct radeon_device *rdev) 1125 { 1126 struct kv_power_info *pi = kv_get_pi(rdev); 1127 int ret; 1128 1129 ret = kv_process_firmware_header(rdev); 1130 if (ret) { 1131 DRM_ERROR("kv_process_firmware_header failed\n"); 1132 return ret; 1133 } 1134 kv_init_fps_limits(rdev); 1135 kv_init_graphics_levels(rdev); 1136 ret = kv_program_bootup_state(rdev); 1137 if (ret) { 1138 DRM_ERROR("kv_program_bootup_state failed\n"); 1139 return ret; 1140 } 1141 kv_calculate_dfs_bypass_settings(rdev); 1142 ret = kv_upload_dpm_settings(rdev); 1143 if (ret) { 1144 DRM_ERROR("kv_upload_dpm_settings failed\n"); 1145 return ret; 1146 } 1147 ret = kv_populate_uvd_table(rdev); 1148 if (ret) { 1149 DRM_ERROR("kv_populate_uvd_table failed\n"); 1150 return ret; 1151 } 1152 ret = kv_populate_vce_table(rdev); 1153 if (ret) { 1154 DRM_ERROR("kv_populate_vce_table failed\n"); 1155 return ret; 1156 } 1157 ret = kv_populate_samu_table(rdev); 1158 if (ret) { 1159 DRM_ERROR("kv_populate_samu_table failed\n"); 1160 return ret; 1161 } 1162 ret = kv_populate_acp_table(rdev); 1163 if (ret) { 1164 DRM_ERROR("kv_populate_acp_table failed\n"); 1165 return ret; 1166 } 1167 kv_program_vc(rdev); 1168 #if 0 1169 kv_initialize_hardware_cac_manager(rdev); 1170 #endif 1171 kv_start_am(rdev); 1172 if (pi->enable_auto_thermal_throttling) { 1173 ret = kv_enable_auto_thermal_throttling(rdev); 1174 if (ret) { 1175 DRM_ERROR("kv_enable_auto_thermal_throttling failed\n"); 1176 return ret; 1177 } 1178 } 1179 ret = kv_enable_dpm_voltage_scaling(rdev); 1180 if (ret) { 1181 DRM_ERROR("kv_enable_dpm_voltage_scaling failed\n"); 1182 return ret; 1183 } 1184 ret = kv_set_dpm_interval(rdev); 1185 if (ret) { 1186 DRM_ERROR("kv_set_dpm_interval failed\n"); 1187 return ret; 1188 } 1189 ret = kv_set_dpm_boot_state(rdev); 1190 if (ret) { 1191 DRM_ERROR("kv_set_dpm_boot_state failed\n"); 1192 return ret; 1193 } 1194 ret = kv_enable_ulv(rdev, true); 1195 if (ret) { 1196 DRM_ERROR("kv_enable_ulv failed\n"); 1197 return ret; 1198 } 1199 kv_start_dpm(rdev); 1200 ret = kv_enable_didt(rdev, true); 1201 if (ret) { 1202 DRM_ERROR("kv_enable_didt failed\n"); 1203 return ret; 1204 } 1205 ret = kv_enable_smc_cac(rdev, true); 1206 if (ret) { 1207 DRM_ERROR("kv_enable_smc_cac failed\n"); 1208 return ret; 1209 } 1210 1211 kv_reset_acp_boot_level(rdev); 1212 1213 ret = kv_smc_bapm_enable(rdev, false); 1214 if (ret) { 1215 DRM_ERROR("kv_smc_bapm_enable failed\n"); 1216 return ret; 1217 } 1218 1219 kv_update_current_ps(rdev, rdev->pm.dpm.boot_ps); 1220 1221 return ret; 1222 } 1223 1224 int kv_dpm_late_enable(struct radeon_device *rdev) 1225 { 1226 int ret; 1227 1228 if (rdev->irq.installed && 1229 r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { 1230 ret = kv_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); 1231 if (ret) { 1232 DRM_ERROR("kv_set_thermal_temperature_range failed\n"); 1233 return ret; 1234 } 1235 rdev->irq.dpm_thermal = true; 1236 radeon_irq_set(rdev); 1237 } 1238 1239 /* powerdown unused blocks for now */ 1240 kv_dpm_powergate_acp(rdev, true); 1241 kv_dpm_powergate_samu(rdev, true); 1242 kv_dpm_powergate_vce(rdev, true); 1243 kv_dpm_powergate_uvd(rdev, true); 1244 1245 return ret; 1246 } 1247 1248 void kv_dpm_disable(struct radeon_device *rdev) 1249 { 1250 kv_smc_bapm_enable(rdev, false); 1251 1252 /* powerup blocks */ 1253 kv_dpm_powergate_acp(rdev, false); 1254 kv_dpm_powergate_samu(rdev, false); 1255 kv_dpm_powergate_vce(rdev, false); 1256 kv_dpm_powergate_uvd(rdev, false); 1257 1258 kv_enable_smc_cac(rdev, false); 1259 kv_enable_didt(rdev, false); 1260 kv_clear_vc(rdev); 1261 kv_stop_dpm(rdev); 1262 kv_enable_ulv(rdev, false); 1263 kv_reset_am(rdev); 1264 1265 kv_update_current_ps(rdev, rdev->pm.dpm.boot_ps); 1266 } 1267 1268 #if 0 1269 static int kv_write_smc_soft_register(struct radeon_device *rdev, 1270 u16 reg_offset, u32 value) 1271 { 1272 struct kv_power_info *pi = kv_get_pi(rdev); 1273 1274 return kv_copy_bytes_to_smc(rdev, pi->soft_regs_start + reg_offset, 1275 (u8 *)&value, sizeof(u16), pi->sram_end); 1276 } 1277 1278 static int kv_read_smc_soft_register(struct radeon_device *rdev, 1279 u16 reg_offset, u32 *value) 1280 { 1281 struct kv_power_info *pi = kv_get_pi(rdev); 1282 1283 return kv_read_smc_sram_dword(rdev, pi->soft_regs_start + reg_offset, 1284 value, pi->sram_end); 1285 } 1286 #endif 1287 1288 static void kv_init_sclk_t(struct radeon_device *rdev) 1289 { 1290 struct kv_power_info *pi = kv_get_pi(rdev); 1291 1292 pi->low_sclk_interrupt_t = 0; 1293 } 1294 1295 static int kv_init_fps_limits(struct radeon_device *rdev) 1296 { 1297 struct kv_power_info *pi = kv_get_pi(rdev); 1298 int ret = 0; 1299 1300 if (pi->caps_fps) { 1301 u16 tmp; 1302 1303 tmp = 45; 1304 pi->fps_high_t = cpu_to_be16(tmp); 1305 ret = kv_copy_bytes_to_smc(rdev, 1306 pi->dpm_table_start + 1307 offsetof(SMU7_Fusion_DpmTable, FpsHighT), 1308 (u8 *)&pi->fps_high_t, 1309 sizeof(u16), pi->sram_end); 1310 1311 tmp = 30; 1312 pi->fps_low_t = cpu_to_be16(tmp); 1313 1314 ret = kv_copy_bytes_to_smc(rdev, 1315 pi->dpm_table_start + 1316 offsetof(SMU7_Fusion_DpmTable, FpsLowT), 1317 (u8 *)&pi->fps_low_t, 1318 sizeof(u16), pi->sram_end); 1319 1320 } 1321 return ret; 1322 } 1323 1324 static void kv_init_powergate_state(struct radeon_device *rdev) 1325 { 1326 struct kv_power_info *pi = kv_get_pi(rdev); 1327 1328 pi->uvd_power_gated = false; 1329 pi->vce_power_gated = false; 1330 pi->samu_power_gated = false; 1331 pi->acp_power_gated = false; 1332 1333 } 1334 1335 static int kv_enable_uvd_dpm(struct radeon_device *rdev, bool enable) 1336 { 1337 return kv_notify_message_to_smu(rdev, enable ? 1338 PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable); 1339 } 1340 1341 #if 0 1342 static int kv_enable_vce_dpm(struct radeon_device *rdev, bool enable) 1343 { 1344 return kv_notify_message_to_smu(rdev, enable ? 1345 PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable); 1346 } 1347 #endif 1348 1349 static int kv_enable_samu_dpm(struct radeon_device *rdev, bool enable) 1350 { 1351 return kv_notify_message_to_smu(rdev, enable ? 1352 PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable); 1353 } 1354 1355 static int kv_enable_acp_dpm(struct radeon_device *rdev, bool enable) 1356 { 1357 return kv_notify_message_to_smu(rdev, enable ? 1358 PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable); 1359 } 1360 1361 static int kv_update_uvd_dpm(struct radeon_device *rdev, bool gate) 1362 { 1363 struct kv_power_info *pi = kv_get_pi(rdev); 1364 struct radeon_uvd_clock_voltage_dependency_table *table = 1365 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table; 1366 int ret; 1367 1368 if (!gate) { 1369 if (!pi->caps_uvd_dpm || table->count || pi->caps_stable_p_state) 1370 pi->uvd_boot_level = table->count - 1; 1371 else 1372 pi->uvd_boot_level = 0; 1373 1374 ret = kv_copy_bytes_to_smc(rdev, 1375 pi->dpm_table_start + 1376 offsetof(SMU7_Fusion_DpmTable, UvdBootLevel), 1377 (uint8_t *)&pi->uvd_boot_level, 1378 sizeof(u8), pi->sram_end); 1379 if (ret) 1380 return ret; 1381 1382 if (!pi->caps_uvd_dpm || 1383 pi->caps_stable_p_state) 1384 kv_send_msg_to_smc_with_parameter(rdev, 1385 PPSMC_MSG_UVDDPM_SetEnabledMask, 1386 (1 << pi->uvd_boot_level)); 1387 } 1388 1389 return kv_enable_uvd_dpm(rdev, !gate); 1390 } 1391 1392 #if 0 1393 static u8 kv_get_vce_boot_level(struct radeon_device *rdev) 1394 { 1395 u8 i; 1396 struct radeon_vce_clock_voltage_dependency_table *table = 1397 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; 1398 1399 for (i = 0; i < table->count; i++) { 1400 if (table->entries[i].evclk >= 0) /* XXX */ 1401 break; 1402 } 1403 1404 return i; 1405 } 1406 1407 static int kv_update_vce_dpm(struct radeon_device *rdev, 1408 struct radeon_ps *radeon_new_state, 1409 struct radeon_ps *radeon_current_state) 1410 { 1411 struct kv_power_info *pi = kv_get_pi(rdev); 1412 struct radeon_vce_clock_voltage_dependency_table *table = 1413 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; 1414 int ret; 1415 1416 if (radeon_new_state->evclk > 0 && radeon_current_state->evclk == 0) { 1417 if (pi->caps_stable_p_state) 1418 pi->vce_boot_level = table->count - 1; 1419 else 1420 pi->vce_boot_level = kv_get_vce_boot_level(rdev); 1421 1422 ret = kv_copy_bytes_to_smc(rdev, 1423 pi->dpm_table_start + 1424 offsetof(SMU7_Fusion_DpmTable, VceBootLevel), 1425 (u8 *)&pi->vce_boot_level, 1426 sizeof(u8), 1427 pi->sram_end); 1428 if (ret) 1429 return ret; 1430 1431 if (pi->caps_stable_p_state) 1432 kv_send_msg_to_smc_with_parameter(rdev, 1433 PPSMC_MSG_VCEDPM_SetEnabledMask, 1434 (1 << pi->vce_boot_level)); 1435 1436 kv_enable_vce_dpm(rdev, true); 1437 } else if (radeon_new_state->evclk == 0 && radeon_current_state->evclk > 0) { 1438 kv_enable_vce_dpm(rdev, false); 1439 } 1440 1441 return 0; 1442 } 1443 #endif 1444 1445 static int kv_update_samu_dpm(struct radeon_device *rdev, bool gate) 1446 { 1447 struct kv_power_info *pi = kv_get_pi(rdev); 1448 struct radeon_clock_voltage_dependency_table *table = 1449 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table; 1450 int ret; 1451 1452 if (!gate) { 1453 if (pi->caps_stable_p_state) 1454 pi->samu_boot_level = table->count - 1; 1455 else 1456 pi->samu_boot_level = 0; 1457 1458 ret = kv_copy_bytes_to_smc(rdev, 1459 pi->dpm_table_start + 1460 offsetof(SMU7_Fusion_DpmTable, SamuBootLevel), 1461 (u8 *)&pi->samu_boot_level, 1462 sizeof(u8), 1463 pi->sram_end); 1464 if (ret) 1465 return ret; 1466 1467 if (pi->caps_stable_p_state) 1468 kv_send_msg_to_smc_with_parameter(rdev, 1469 PPSMC_MSG_SAMUDPM_SetEnabledMask, 1470 (1 << pi->samu_boot_level)); 1471 } 1472 1473 return kv_enable_samu_dpm(rdev, !gate); 1474 } 1475 1476 static u8 kv_get_acp_boot_level(struct radeon_device *rdev) 1477 { 1478 u8 i; 1479 struct radeon_clock_voltage_dependency_table *table = 1480 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table; 1481 1482 for (i = 0; i < table->count; i++) { 1483 if (table->entries[i].clk >= 0) /* XXX */ 1484 break; 1485 } 1486 1487 if (i >= table->count) 1488 i = table->count - 1; 1489 1490 return i; 1491 } 1492 1493 static void kv_update_acp_boot_level(struct radeon_device *rdev) 1494 { 1495 struct kv_power_info *pi = kv_get_pi(rdev); 1496 u8 acp_boot_level; 1497 1498 if (!pi->caps_stable_p_state) { 1499 acp_boot_level = kv_get_acp_boot_level(rdev); 1500 if (acp_boot_level != pi->acp_boot_level) { 1501 pi->acp_boot_level = acp_boot_level; 1502 kv_send_msg_to_smc_with_parameter(rdev, 1503 PPSMC_MSG_ACPDPM_SetEnabledMask, 1504 (1 << pi->acp_boot_level)); 1505 } 1506 } 1507 } 1508 1509 static int kv_update_acp_dpm(struct radeon_device *rdev, bool gate) 1510 { 1511 struct kv_power_info *pi = kv_get_pi(rdev); 1512 struct radeon_clock_voltage_dependency_table *table = 1513 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table; 1514 int ret; 1515 1516 if (!gate) { 1517 if (pi->caps_stable_p_state) 1518 pi->acp_boot_level = table->count - 1; 1519 else 1520 pi->acp_boot_level = kv_get_acp_boot_level(rdev); 1521 1522 ret = kv_copy_bytes_to_smc(rdev, 1523 pi->dpm_table_start + 1524 offsetof(SMU7_Fusion_DpmTable, AcpBootLevel), 1525 (u8 *)&pi->acp_boot_level, 1526 sizeof(u8), 1527 pi->sram_end); 1528 if (ret) 1529 return ret; 1530 1531 if (pi->caps_stable_p_state) 1532 kv_send_msg_to_smc_with_parameter(rdev, 1533 PPSMC_MSG_ACPDPM_SetEnabledMask, 1534 (1 << pi->acp_boot_level)); 1535 } 1536 1537 return kv_enable_acp_dpm(rdev, !gate); 1538 } 1539 1540 void kv_dpm_powergate_uvd(struct radeon_device *rdev, bool gate) 1541 { 1542 struct kv_power_info *pi = kv_get_pi(rdev); 1543 1544 if (pi->uvd_power_gated == gate) 1545 return; 1546 1547 pi->uvd_power_gated = gate; 1548 1549 if (gate) { 1550 if (pi->caps_uvd_pg) { 1551 uvd_v1_0_stop(rdev); 1552 cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, false); 1553 } 1554 kv_update_uvd_dpm(rdev, gate); 1555 if (pi->caps_uvd_pg) 1556 kv_notify_message_to_smu(rdev, PPSMC_MSG_UVDPowerOFF); 1557 } else { 1558 if (pi->caps_uvd_pg) { 1559 kv_notify_message_to_smu(rdev, PPSMC_MSG_UVDPowerON); 1560 uvd_v4_2_resume(rdev); 1561 uvd_v1_0_start(rdev); 1562 cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, true); 1563 } 1564 kv_update_uvd_dpm(rdev, gate); 1565 } 1566 } 1567 1568 static void kv_dpm_powergate_vce(struct radeon_device *rdev, bool gate) 1569 { 1570 struct kv_power_info *pi = kv_get_pi(rdev); 1571 1572 if (pi->vce_power_gated == gate) 1573 return; 1574 1575 pi->vce_power_gated = gate; 1576 1577 if (gate) { 1578 if (pi->caps_vce_pg) 1579 kv_notify_message_to_smu(rdev, PPSMC_MSG_VCEPowerOFF); 1580 } else { 1581 if (pi->caps_vce_pg) 1582 kv_notify_message_to_smu(rdev, PPSMC_MSG_VCEPowerON); 1583 } 1584 } 1585 1586 static void kv_dpm_powergate_samu(struct radeon_device *rdev, bool gate) 1587 { 1588 struct kv_power_info *pi = kv_get_pi(rdev); 1589 1590 if (pi->samu_power_gated == gate) 1591 return; 1592 1593 pi->samu_power_gated = gate; 1594 1595 if (gate) { 1596 kv_update_samu_dpm(rdev, true); 1597 if (pi->caps_samu_pg) 1598 kv_notify_message_to_smu(rdev, PPSMC_MSG_SAMPowerOFF); 1599 } else { 1600 if (pi->caps_samu_pg) 1601 kv_notify_message_to_smu(rdev, PPSMC_MSG_SAMPowerON); 1602 kv_update_samu_dpm(rdev, false); 1603 } 1604 } 1605 1606 static void kv_dpm_powergate_acp(struct radeon_device *rdev, bool gate) 1607 { 1608 struct kv_power_info *pi = kv_get_pi(rdev); 1609 1610 if (pi->acp_power_gated == gate) 1611 return; 1612 1613 if (rdev->family == CHIP_KABINI) 1614 return; 1615 1616 pi->acp_power_gated = gate; 1617 1618 if (gate) { 1619 kv_update_acp_dpm(rdev, true); 1620 if (pi->caps_acp_pg) 1621 kv_notify_message_to_smu(rdev, PPSMC_MSG_ACPPowerOFF); 1622 } else { 1623 if (pi->caps_acp_pg) 1624 kv_notify_message_to_smu(rdev, PPSMC_MSG_ACPPowerON); 1625 kv_update_acp_dpm(rdev, false); 1626 } 1627 } 1628 1629 static void kv_set_valid_clock_range(struct radeon_device *rdev, 1630 struct radeon_ps *new_rps) 1631 { 1632 struct kv_ps *new_ps = kv_get_ps(new_rps); 1633 struct kv_power_info *pi = kv_get_pi(rdev); 1634 u32 i; 1635 struct radeon_clock_voltage_dependency_table *table = 1636 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 1637 1638 if (table && table->count) { 1639 for (i = 0; i < pi->graphics_dpm_level_count; i++) { 1640 if ((table->entries[i].clk >= new_ps->levels[0].sclk) || 1641 (i == (pi->graphics_dpm_level_count - 1))) { 1642 pi->lowest_valid = i; 1643 break; 1644 } 1645 } 1646 1647 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { 1648 if (table->entries[i].clk <= new_ps->levels[new_ps->num_levels - 1].sclk) 1649 break; 1650 } 1651 pi->highest_valid = i; 1652 1653 if (pi->lowest_valid > pi->highest_valid) { 1654 if ((new_ps->levels[0].sclk - table->entries[pi->highest_valid].clk) > 1655 (table->entries[pi->lowest_valid].clk - new_ps->levels[new_ps->num_levels - 1].sclk)) 1656 pi->highest_valid = pi->lowest_valid; 1657 else 1658 pi->lowest_valid = pi->highest_valid; 1659 } 1660 } else { 1661 struct sumo_sclk_voltage_mapping_table *table = 1662 &pi->sys_info.sclk_voltage_mapping_table; 1663 1664 for (i = 0; i < (int)pi->graphics_dpm_level_count; i++) { 1665 if (table->entries[i].sclk_frequency >= new_ps->levels[0].sclk || 1666 i == (int)(pi->graphics_dpm_level_count - 1)) { 1667 pi->lowest_valid = i; 1668 break; 1669 } 1670 } 1671 1672 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { 1673 if (table->entries[i].sclk_frequency <= 1674 new_ps->levels[new_ps->num_levels - 1].sclk) 1675 break; 1676 } 1677 pi->highest_valid = i; 1678 1679 if (pi->lowest_valid > pi->highest_valid) { 1680 if ((new_ps->levels[0].sclk - 1681 table->entries[pi->highest_valid].sclk_frequency) > 1682 (table->entries[pi->lowest_valid].sclk_frequency - 1683 new_ps->levels[new_ps->num_levels -1].sclk)) 1684 pi->highest_valid = pi->lowest_valid; 1685 else 1686 pi->lowest_valid = pi->highest_valid; 1687 } 1688 } 1689 } 1690 1691 static int kv_update_dfs_bypass_settings(struct radeon_device *rdev, 1692 struct radeon_ps *new_rps) 1693 { 1694 struct kv_ps *new_ps = kv_get_ps(new_rps); 1695 struct kv_power_info *pi = kv_get_pi(rdev); 1696 int ret = 0; 1697 u8 clk_bypass_cntl; 1698 1699 if (pi->caps_enable_dfs_bypass) { 1700 clk_bypass_cntl = new_ps->need_dfs_bypass ? 1701 pi->graphics_level[pi->graphics_boot_level].ClkBypassCntl : 0; 1702 ret = kv_copy_bytes_to_smc(rdev, 1703 (pi->dpm_table_start + 1704 offsetof(SMU7_Fusion_DpmTable, GraphicsLevel) + 1705 (pi->graphics_boot_level * sizeof(SMU7_Fusion_GraphicsLevel)) + 1706 offsetof(SMU7_Fusion_GraphicsLevel, ClkBypassCntl)), 1707 &clk_bypass_cntl, 1708 sizeof(u8), pi->sram_end); 1709 } 1710 1711 return ret; 1712 } 1713 1714 static int kv_enable_nb_dpm(struct radeon_device *rdev) 1715 { 1716 struct kv_power_info *pi = kv_get_pi(rdev); 1717 int ret = 0; 1718 1719 if (pi->enable_nb_dpm && !pi->nb_dpm_enabled) { 1720 ret = kv_notify_message_to_smu(rdev, PPSMC_MSG_NBDPM_Enable); 1721 if (ret == 0) 1722 pi->nb_dpm_enabled = true; 1723 } 1724 1725 return ret; 1726 } 1727 1728 int kv_dpm_force_performance_level(struct radeon_device *rdev, 1729 enum radeon_dpm_forced_level level) 1730 { 1731 int ret; 1732 1733 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { 1734 ret = kv_force_dpm_highest(rdev); 1735 if (ret) 1736 return ret; 1737 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { 1738 ret = kv_force_dpm_lowest(rdev); 1739 if (ret) 1740 return ret; 1741 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) { 1742 ret = kv_unforce_levels(rdev); 1743 if (ret) 1744 return ret; 1745 } 1746 1747 rdev->pm.dpm.forced_level = level; 1748 1749 return 0; 1750 } 1751 1752 int kv_dpm_pre_set_power_state(struct radeon_device *rdev) 1753 { 1754 struct kv_power_info *pi = kv_get_pi(rdev); 1755 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps; 1756 struct radeon_ps *new_ps = &requested_ps; 1757 1758 kv_update_requested_ps(rdev, new_ps); 1759 1760 kv_apply_state_adjust_rules(rdev, 1761 &pi->requested_rps, 1762 &pi->current_rps); 1763 1764 return 0; 1765 } 1766 1767 int kv_dpm_set_power_state(struct radeon_device *rdev) 1768 { 1769 struct kv_power_info *pi = kv_get_pi(rdev); 1770 struct radeon_ps *new_ps = &pi->requested_rps; 1771 /*struct radeon_ps *old_ps = &pi->current_rps;*/ 1772 int ret; 1773 1774 if (pi->bapm_enable) { 1775 ret = kv_smc_bapm_enable(rdev, rdev->pm.dpm.ac_power); 1776 if (ret) { 1777 DRM_ERROR("kv_smc_bapm_enable failed\n"); 1778 return ret; 1779 } 1780 } 1781 1782 if (rdev->family == CHIP_KABINI) { 1783 if (pi->enable_dpm) { 1784 kv_set_valid_clock_range(rdev, new_ps); 1785 kv_update_dfs_bypass_settings(rdev, new_ps); 1786 ret = kv_calculate_ds_divider(rdev); 1787 if (ret) { 1788 DRM_ERROR("kv_calculate_ds_divider failed\n"); 1789 return ret; 1790 } 1791 kv_calculate_nbps_level_settings(rdev); 1792 kv_calculate_dpm_settings(rdev); 1793 kv_force_lowest_valid(rdev); 1794 kv_enable_new_levels(rdev); 1795 kv_upload_dpm_settings(rdev); 1796 kv_program_nbps_index_settings(rdev, new_ps); 1797 kv_unforce_levels(rdev); 1798 kv_set_enabled_levels(rdev); 1799 kv_force_lowest_valid(rdev); 1800 kv_unforce_levels(rdev); 1801 #if 0 1802 ret = kv_update_vce_dpm(rdev, new_ps, old_ps); 1803 if (ret) { 1804 DRM_ERROR("kv_update_vce_dpm failed\n"); 1805 return ret; 1806 } 1807 #endif 1808 kv_update_sclk_t(rdev); 1809 } 1810 } else { 1811 if (pi->enable_dpm) { 1812 kv_set_valid_clock_range(rdev, new_ps); 1813 kv_update_dfs_bypass_settings(rdev, new_ps); 1814 ret = kv_calculate_ds_divider(rdev); 1815 if (ret) { 1816 DRM_ERROR("kv_calculate_ds_divider failed\n"); 1817 return ret; 1818 } 1819 kv_calculate_nbps_level_settings(rdev); 1820 kv_calculate_dpm_settings(rdev); 1821 kv_freeze_sclk_dpm(rdev, true); 1822 kv_upload_dpm_settings(rdev); 1823 kv_program_nbps_index_settings(rdev, new_ps); 1824 kv_freeze_sclk_dpm(rdev, false); 1825 kv_set_enabled_levels(rdev); 1826 #if 0 1827 ret = kv_update_vce_dpm(rdev, new_ps, old_ps); 1828 if (ret) { 1829 DRM_ERROR("kv_update_vce_dpm failed\n"); 1830 return ret; 1831 } 1832 #endif 1833 kv_update_acp_boot_level(rdev); 1834 kv_update_sclk_t(rdev); 1835 kv_enable_nb_dpm(rdev); 1836 } 1837 } 1838 1839 return 0; 1840 } 1841 1842 void kv_dpm_post_set_power_state(struct radeon_device *rdev) 1843 { 1844 struct kv_power_info *pi = kv_get_pi(rdev); 1845 struct radeon_ps *new_ps = &pi->requested_rps; 1846 1847 kv_update_current_ps(rdev, new_ps); 1848 } 1849 1850 void kv_dpm_setup_asic(struct radeon_device *rdev) 1851 { 1852 sumo_take_smu_control(rdev, true); 1853 kv_init_powergate_state(rdev); 1854 kv_init_sclk_t(rdev); 1855 } 1856 1857 void kv_dpm_reset_asic(struct radeon_device *rdev) 1858 { 1859 struct kv_power_info *pi = kv_get_pi(rdev); 1860 1861 if (rdev->family == CHIP_KABINI) { 1862 kv_force_lowest_valid(rdev); 1863 kv_init_graphics_levels(rdev); 1864 kv_program_bootup_state(rdev); 1865 kv_upload_dpm_settings(rdev); 1866 kv_force_lowest_valid(rdev); 1867 kv_unforce_levels(rdev); 1868 } else { 1869 kv_init_graphics_levels(rdev); 1870 kv_program_bootup_state(rdev); 1871 kv_freeze_sclk_dpm(rdev, true); 1872 kv_upload_dpm_settings(rdev); 1873 kv_freeze_sclk_dpm(rdev, false); 1874 kv_set_enabled_level(rdev, pi->graphics_boot_level); 1875 } 1876 } 1877 1878 //XXX use sumo_dpm_display_configuration_changed 1879 1880 static void kv_construct_max_power_limits_table(struct radeon_device *rdev, 1881 struct radeon_clock_and_voltage_limits *table) 1882 { 1883 struct kv_power_info *pi = kv_get_pi(rdev); 1884 1885 if (pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries > 0) { 1886 int idx = pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries - 1; 1887 table->sclk = 1888 pi->sys_info.sclk_voltage_mapping_table.entries[idx].sclk_frequency; 1889 table->vddc = 1890 kv_convert_2bit_index_to_voltage(rdev, 1891 pi->sys_info.sclk_voltage_mapping_table.entries[idx].vid_2bit); 1892 } 1893 1894 table->mclk = pi->sys_info.nbp_memory_clock[0]; 1895 } 1896 1897 static void kv_patch_voltage_values(struct radeon_device *rdev) 1898 { 1899 int i; 1900 struct radeon_uvd_clock_voltage_dependency_table *table = 1901 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table; 1902 1903 if (table->count) { 1904 for (i = 0; i < table->count; i++) 1905 table->entries[i].v = 1906 kv_convert_8bit_index_to_voltage(rdev, 1907 table->entries[i].v); 1908 } 1909 1910 } 1911 1912 static void kv_construct_boot_state(struct radeon_device *rdev) 1913 { 1914 struct kv_power_info *pi = kv_get_pi(rdev); 1915 1916 pi->boot_pl.sclk = pi->sys_info.bootup_sclk; 1917 pi->boot_pl.vddc_index = pi->sys_info.bootup_nb_voltage_index; 1918 pi->boot_pl.ds_divider_index = 0; 1919 pi->boot_pl.ss_divider_index = 0; 1920 pi->boot_pl.allow_gnb_slow = 1; 1921 pi->boot_pl.force_nbp_state = 0; 1922 pi->boot_pl.display_wm = 0; 1923 pi->boot_pl.vce_wm = 0; 1924 } 1925 1926 static int kv_force_dpm_highest(struct radeon_device *rdev) 1927 { 1928 int ret; 1929 u32 enable_mask, i; 1930 1931 ret = kv_dpm_get_enable_mask(rdev, &enable_mask); 1932 if (ret) 1933 return ret; 1934 1935 for (i = SMU7_MAX_LEVELS_GRAPHICS - 1; i > 0; i--) { 1936 if (enable_mask & (1 << i)) 1937 break; 1938 } 1939 1940 if (rdev->family == CHIP_KABINI) 1941 return kv_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, i); 1942 else 1943 return kv_set_enabled_level(rdev, i); 1944 } 1945 1946 static int kv_force_dpm_lowest(struct radeon_device *rdev) 1947 { 1948 int ret; 1949 u32 enable_mask, i; 1950 1951 ret = kv_dpm_get_enable_mask(rdev, &enable_mask); 1952 if (ret) 1953 return ret; 1954 1955 for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) { 1956 if (enable_mask & (1 << i)) 1957 break; 1958 } 1959 1960 if (rdev->family == CHIP_KABINI) 1961 return kv_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, i); 1962 else 1963 return kv_set_enabled_level(rdev, i); 1964 } 1965 1966 static u8 kv_get_sleep_divider_id_from_clock(struct radeon_device *rdev, 1967 u32 sclk, u32 min_sclk_in_sr) 1968 { 1969 struct kv_power_info *pi = kv_get_pi(rdev); 1970 u32 i; 1971 u32 temp; 1972 u32 min = (min_sclk_in_sr > KV_MINIMUM_ENGINE_CLOCK) ? 1973 min_sclk_in_sr : KV_MINIMUM_ENGINE_CLOCK; 1974 1975 if (sclk < min) 1976 return 0; 1977 1978 if (!pi->caps_sclk_ds) 1979 return 0; 1980 1981 for (i = KV_MAX_DEEPSLEEP_DIVIDER_ID; i > 0; i--) { 1982 temp = sclk / sumo_get_sleep_divider_from_id(i); 1983 if (temp >= min) 1984 break; 1985 } 1986 1987 return (u8)i; 1988 } 1989 1990 static int kv_get_high_voltage_limit(struct radeon_device *rdev, int *limit) 1991 { 1992 struct kv_power_info *pi = kv_get_pi(rdev); 1993 struct radeon_clock_voltage_dependency_table *table = 1994 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 1995 int i; 1996 1997 if (table && table->count) { 1998 for (i = table->count - 1; i >= 0; i--) { 1999 if (pi->high_voltage_t && 2000 (kv_convert_8bit_index_to_voltage(rdev, table->entries[i].v) <= 2001 pi->high_voltage_t)) { 2002 *limit = i; 2003 return 0; 2004 } 2005 } 2006 } else { 2007 struct sumo_sclk_voltage_mapping_table *table = 2008 &pi->sys_info.sclk_voltage_mapping_table; 2009 2010 for (i = table->num_max_dpm_entries - 1; i >= 0; i--) { 2011 if (pi->high_voltage_t && 2012 (kv_convert_2bit_index_to_voltage(rdev, table->entries[i].vid_2bit) <= 2013 pi->high_voltage_t)) { 2014 *limit = i; 2015 return 0; 2016 } 2017 } 2018 } 2019 2020 *limit = 0; 2021 return 0; 2022 } 2023 2024 static void kv_apply_state_adjust_rules(struct radeon_device *rdev, 2025 struct radeon_ps *new_rps, 2026 struct radeon_ps *old_rps) 2027 { 2028 struct kv_ps *ps = kv_get_ps(new_rps); 2029 struct kv_power_info *pi = kv_get_pi(rdev); 2030 u32 min_sclk = 10000; /* ??? */ 2031 u32 sclk, mclk = 0; 2032 int i, limit; 2033 bool force_high; 2034 struct radeon_clock_voltage_dependency_table *table = 2035 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 2036 u32 stable_p_state_sclk = 0; 2037 struct radeon_clock_and_voltage_limits *max_limits = 2038 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 2039 2040 mclk = max_limits->mclk; 2041 sclk = min_sclk; 2042 2043 if (pi->caps_stable_p_state) { 2044 stable_p_state_sclk = (max_limits->sclk * 75) / 100; 2045 2046 for (i = table->count - 1; i >= 0; i++) { 2047 if (stable_p_state_sclk >= table->entries[i].clk) { 2048 stable_p_state_sclk = table->entries[i].clk; 2049 break; 2050 } 2051 } 2052 2053 if (i > 0) 2054 stable_p_state_sclk = table->entries[0].clk; 2055 2056 sclk = stable_p_state_sclk; 2057 } 2058 2059 ps->need_dfs_bypass = true; 2060 2061 for (i = 0; i < ps->num_levels; i++) { 2062 if (ps->levels[i].sclk < sclk) 2063 ps->levels[i].sclk = sclk; 2064 } 2065 2066 if (table && table->count) { 2067 for (i = 0; i < ps->num_levels; i++) { 2068 if (pi->high_voltage_t && 2069 (pi->high_voltage_t < 2070 kv_convert_8bit_index_to_voltage(rdev, ps->levels[i].vddc_index))) { 2071 kv_get_high_voltage_limit(rdev, &limit); 2072 ps->levels[i].sclk = table->entries[limit].clk; 2073 } 2074 } 2075 } else { 2076 struct sumo_sclk_voltage_mapping_table *table = 2077 &pi->sys_info.sclk_voltage_mapping_table; 2078 2079 for (i = 0; i < ps->num_levels; i++) { 2080 if (pi->high_voltage_t && 2081 (pi->high_voltage_t < 2082 kv_convert_8bit_index_to_voltage(rdev, ps->levels[i].vddc_index))) { 2083 kv_get_high_voltage_limit(rdev, &limit); 2084 ps->levels[i].sclk = table->entries[limit].sclk_frequency; 2085 } 2086 } 2087 } 2088 2089 if (pi->caps_stable_p_state) { 2090 for (i = 0; i < ps->num_levels; i++) { 2091 ps->levels[i].sclk = stable_p_state_sclk; 2092 } 2093 } 2094 2095 pi->video_start = new_rps->dclk || new_rps->vclk; 2096 2097 if ((new_rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 2098 ATOM_PPLIB_CLASSIFICATION_UI_BATTERY) 2099 pi->battery_state = true; 2100 else 2101 pi->battery_state = false; 2102 2103 if (rdev->family == CHIP_KABINI) { 2104 ps->dpm0_pg_nb_ps_lo = 0x1; 2105 ps->dpm0_pg_nb_ps_hi = 0x0; 2106 ps->dpmx_nb_ps_lo = 0x1; 2107 ps->dpmx_nb_ps_hi = 0x0; 2108 } else { 2109 ps->dpm0_pg_nb_ps_lo = 0x3; 2110 ps->dpm0_pg_nb_ps_hi = 0x0; 2111 ps->dpmx_nb_ps_lo = 0x3; 2112 ps->dpmx_nb_ps_hi = 0x0; 2113 2114 if (pi->sys_info.nb_dpm_enable) { 2115 force_high = (mclk >= pi->sys_info.nbp_memory_clock[3]) || 2116 pi->video_start || (rdev->pm.dpm.new_active_crtc_count >= 3) || 2117 pi->disable_nb_ps3_in_battery; 2118 ps->dpm0_pg_nb_ps_lo = force_high ? 0x2 : 0x3; 2119 ps->dpm0_pg_nb_ps_hi = 0x2; 2120 ps->dpmx_nb_ps_lo = force_high ? 0x2 : 0x3; 2121 ps->dpmx_nb_ps_hi = 0x2; 2122 } 2123 } 2124 } 2125 2126 static void kv_dpm_power_level_enabled_for_throttle(struct radeon_device *rdev, 2127 u32 index, bool enable) 2128 { 2129 struct kv_power_info *pi = kv_get_pi(rdev); 2130 2131 pi->graphics_level[index].EnabledForThrottle = enable ? 1 : 0; 2132 } 2133 2134 static int kv_calculate_ds_divider(struct radeon_device *rdev) 2135 { 2136 struct kv_power_info *pi = kv_get_pi(rdev); 2137 u32 sclk_in_sr = 10000; /* ??? */ 2138 u32 i; 2139 2140 if (pi->lowest_valid > pi->highest_valid) 2141 return -EINVAL; 2142 2143 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) { 2144 pi->graphics_level[i].DeepSleepDivId = 2145 kv_get_sleep_divider_id_from_clock(rdev, 2146 be32_to_cpu(pi->graphics_level[i].SclkFrequency), 2147 sclk_in_sr); 2148 } 2149 return 0; 2150 } 2151 2152 static int kv_calculate_nbps_level_settings(struct radeon_device *rdev) 2153 { 2154 struct kv_power_info *pi = kv_get_pi(rdev); 2155 u32 i; 2156 bool force_high; 2157 struct radeon_clock_and_voltage_limits *max_limits = 2158 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 2159 u32 mclk = max_limits->mclk; 2160 2161 if (pi->lowest_valid > pi->highest_valid) 2162 return -EINVAL; 2163 2164 if (rdev->family == CHIP_KABINI) { 2165 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) { 2166 pi->graphics_level[i].GnbSlow = 1; 2167 pi->graphics_level[i].ForceNbPs1 = 0; 2168 pi->graphics_level[i].UpH = 0; 2169 } 2170 2171 if (!pi->sys_info.nb_dpm_enable) 2172 return 0; 2173 2174 force_high = ((mclk >= pi->sys_info.nbp_memory_clock[3]) || 2175 (rdev->pm.dpm.new_active_crtc_count >= 3) || pi->video_start); 2176 2177 if (force_high) { 2178 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) 2179 pi->graphics_level[i].GnbSlow = 0; 2180 } else { 2181 if (pi->battery_state) 2182 pi->graphics_level[0].ForceNbPs1 = 1; 2183 2184 pi->graphics_level[1].GnbSlow = 0; 2185 pi->graphics_level[2].GnbSlow = 0; 2186 pi->graphics_level[3].GnbSlow = 0; 2187 pi->graphics_level[4].GnbSlow = 0; 2188 } 2189 } else { 2190 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) { 2191 pi->graphics_level[i].GnbSlow = 1; 2192 pi->graphics_level[i].ForceNbPs1 = 0; 2193 pi->graphics_level[i].UpH = 0; 2194 } 2195 2196 if (pi->sys_info.nb_dpm_enable && pi->battery_state) { 2197 pi->graphics_level[pi->lowest_valid].UpH = 0x28; 2198 pi->graphics_level[pi->lowest_valid].GnbSlow = 0; 2199 if (pi->lowest_valid != pi->highest_valid) 2200 pi->graphics_level[pi->lowest_valid].ForceNbPs1 = 1; 2201 } 2202 } 2203 return 0; 2204 } 2205 2206 static int kv_calculate_dpm_settings(struct radeon_device *rdev) 2207 { 2208 struct kv_power_info *pi = kv_get_pi(rdev); 2209 u32 i; 2210 2211 if (pi->lowest_valid > pi->highest_valid) 2212 return -EINVAL; 2213 2214 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) 2215 pi->graphics_level[i].DisplayWatermark = (i == pi->highest_valid) ? 1 : 0; 2216 2217 return 0; 2218 } 2219 2220 static void kv_init_graphics_levels(struct radeon_device *rdev) 2221 { 2222 struct kv_power_info *pi = kv_get_pi(rdev); 2223 u32 i; 2224 struct radeon_clock_voltage_dependency_table *table = 2225 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 2226 2227 if (table && table->count) { 2228 u32 vid_2bit; 2229 2230 pi->graphics_dpm_level_count = 0; 2231 for (i = 0; i < table->count; i++) { 2232 if (pi->high_voltage_t && 2233 (pi->high_voltage_t < 2234 kv_convert_8bit_index_to_voltage(rdev, table->entries[i].v))) 2235 break; 2236 2237 kv_set_divider_value(rdev, i, table->entries[i].clk); 2238 vid_2bit = sumo_convert_vid7_to_vid2(rdev, 2239 &pi->sys_info.vid_mapping_table, 2240 table->entries[i].v); 2241 kv_set_vid(rdev, i, vid_2bit); 2242 kv_set_at(rdev, i, pi->at[i]); 2243 kv_dpm_power_level_enabled_for_throttle(rdev, i, true); 2244 pi->graphics_dpm_level_count++; 2245 } 2246 } else { 2247 struct sumo_sclk_voltage_mapping_table *table = 2248 &pi->sys_info.sclk_voltage_mapping_table; 2249 2250 pi->graphics_dpm_level_count = 0; 2251 for (i = 0; i < table->num_max_dpm_entries; i++) { 2252 if (pi->high_voltage_t && 2253 pi->high_voltage_t < 2254 kv_convert_2bit_index_to_voltage(rdev, table->entries[i].vid_2bit)) 2255 break; 2256 2257 kv_set_divider_value(rdev, i, table->entries[i].sclk_frequency); 2258 kv_set_vid(rdev, i, table->entries[i].vid_2bit); 2259 kv_set_at(rdev, i, pi->at[i]); 2260 kv_dpm_power_level_enabled_for_throttle(rdev, i, true); 2261 pi->graphics_dpm_level_count++; 2262 } 2263 } 2264 2265 for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) 2266 kv_dpm_power_level_enable(rdev, i, false); 2267 } 2268 2269 static void kv_enable_new_levels(struct radeon_device *rdev) 2270 { 2271 struct kv_power_info *pi = kv_get_pi(rdev); 2272 u32 i; 2273 2274 for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) { 2275 if (i >= pi->lowest_valid && i <= pi->highest_valid) 2276 kv_dpm_power_level_enable(rdev, i, true); 2277 } 2278 } 2279 2280 static int kv_set_enabled_level(struct radeon_device *rdev, u32 level) 2281 { 2282 u32 new_mask = (1 << level); 2283 2284 return kv_send_msg_to_smc_with_parameter(rdev, 2285 PPSMC_MSG_SCLKDPM_SetEnabledMask, 2286 new_mask); 2287 } 2288 2289 static int kv_set_enabled_levels(struct radeon_device *rdev) 2290 { 2291 struct kv_power_info *pi = kv_get_pi(rdev); 2292 u32 i, new_mask = 0; 2293 2294 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) 2295 new_mask |= (1 << i); 2296 2297 return kv_send_msg_to_smc_with_parameter(rdev, 2298 PPSMC_MSG_SCLKDPM_SetEnabledMask, 2299 new_mask); 2300 } 2301 2302 static void kv_program_nbps_index_settings(struct radeon_device *rdev, 2303 struct radeon_ps *new_rps) 2304 { 2305 struct kv_ps *new_ps = kv_get_ps(new_rps); 2306 struct kv_power_info *pi = kv_get_pi(rdev); 2307 u32 nbdpmconfig1; 2308 2309 if (rdev->family == CHIP_KABINI) 2310 return; 2311 2312 if (pi->sys_info.nb_dpm_enable) { 2313 nbdpmconfig1 = RREG32_SMC(NB_DPM_CONFIG_1); 2314 nbdpmconfig1 &= ~(Dpm0PgNbPsLo_MASK | Dpm0PgNbPsHi_MASK | 2315 DpmXNbPsLo_MASK | DpmXNbPsHi_MASK); 2316 nbdpmconfig1 |= (Dpm0PgNbPsLo(new_ps->dpm0_pg_nb_ps_lo) | 2317 Dpm0PgNbPsHi(new_ps->dpm0_pg_nb_ps_hi) | 2318 DpmXNbPsLo(new_ps->dpmx_nb_ps_lo) | 2319 DpmXNbPsHi(new_ps->dpmx_nb_ps_hi)); 2320 WREG32_SMC(NB_DPM_CONFIG_1, nbdpmconfig1); 2321 } 2322 } 2323 2324 static int kv_set_thermal_temperature_range(struct radeon_device *rdev, 2325 int min_temp, int max_temp) 2326 { 2327 int low_temp = 0 * 1000; 2328 int high_temp = 255 * 1000; 2329 u32 tmp; 2330 2331 if (low_temp < min_temp) 2332 low_temp = min_temp; 2333 if (high_temp > max_temp) 2334 high_temp = max_temp; 2335 if (high_temp < low_temp) { 2336 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp); 2337 return -EINVAL; 2338 } 2339 2340 tmp = RREG32_SMC(CG_THERMAL_INT_CTRL); 2341 tmp &= ~(DIG_THERM_INTH_MASK | DIG_THERM_INTL_MASK); 2342 tmp |= (DIG_THERM_INTH(49 + (high_temp / 1000)) | 2343 DIG_THERM_INTL(49 + (low_temp / 1000))); 2344 WREG32_SMC(CG_THERMAL_INT_CTRL, tmp); 2345 2346 rdev->pm.dpm.thermal.min_temp = low_temp; 2347 rdev->pm.dpm.thermal.max_temp = high_temp; 2348 2349 return 0; 2350 } 2351 2352 union igp_info { 2353 struct _ATOM_INTEGRATED_SYSTEM_INFO info; 2354 struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2; 2355 struct _ATOM_INTEGRATED_SYSTEM_INFO_V5 info_5; 2356 struct _ATOM_INTEGRATED_SYSTEM_INFO_V6 info_6; 2357 struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_7 info_7; 2358 struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_8 info_8; 2359 }; 2360 2361 static int kv_parse_sys_info_table(struct radeon_device *rdev) 2362 { 2363 struct kv_power_info *pi = kv_get_pi(rdev); 2364 struct radeon_mode_info *mode_info = &rdev->mode_info; 2365 int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo); 2366 union igp_info *igp_info; 2367 u8 frev, crev; 2368 u16 data_offset; 2369 int i; 2370 2371 if (atom_parse_data_header(mode_info->atom_context, index, NULL, 2372 &frev, &crev, &data_offset)) { 2373 igp_info = (union igp_info *)(mode_info->atom_context->bios + 2374 data_offset); 2375 2376 if (crev != 8) { 2377 DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev); 2378 return -EINVAL; 2379 } 2380 pi->sys_info.bootup_sclk = le32_to_cpu(igp_info->info_8.ulBootUpEngineClock); 2381 pi->sys_info.bootup_uma_clk = le32_to_cpu(igp_info->info_8.ulBootUpUMAClock); 2382 pi->sys_info.bootup_nb_voltage_index = 2383 le16_to_cpu(igp_info->info_8.usBootUpNBVoltage); 2384 if (igp_info->info_8.ucHtcTmpLmt == 0) 2385 pi->sys_info.htc_tmp_lmt = 203; 2386 else 2387 pi->sys_info.htc_tmp_lmt = igp_info->info_8.ucHtcTmpLmt; 2388 if (igp_info->info_8.ucHtcHystLmt == 0) 2389 pi->sys_info.htc_hyst_lmt = 5; 2390 else 2391 pi->sys_info.htc_hyst_lmt = igp_info->info_8.ucHtcHystLmt; 2392 if (pi->sys_info.htc_tmp_lmt <= pi->sys_info.htc_hyst_lmt) { 2393 DRM_ERROR("The htcTmpLmt should be larger than htcHystLmt.\n"); 2394 } 2395 2396 if (le32_to_cpu(igp_info->info_8.ulSystemConfig) & (1 << 3)) 2397 pi->sys_info.nb_dpm_enable = true; 2398 else 2399 pi->sys_info.nb_dpm_enable = false; 2400 2401 for (i = 0; i < KV_NUM_NBPSTATES; i++) { 2402 pi->sys_info.nbp_memory_clock[i] = 2403 le32_to_cpu(igp_info->info_8.ulNbpStateMemclkFreq[i]); 2404 pi->sys_info.nbp_n_clock[i] = 2405 le32_to_cpu(igp_info->info_8.ulNbpStateNClkFreq[i]); 2406 } 2407 if (le32_to_cpu(igp_info->info_8.ulGPUCapInfo) & 2408 SYS_INFO_GPUCAPS__ENABEL_DFS_BYPASS) 2409 pi->caps_enable_dfs_bypass = true; 2410 2411 sumo_construct_sclk_voltage_mapping_table(rdev, 2412 &pi->sys_info.sclk_voltage_mapping_table, 2413 igp_info->info_8.sAvail_SCLK); 2414 2415 sumo_construct_vid_mapping_table(rdev, 2416 &pi->sys_info.vid_mapping_table, 2417 igp_info->info_8.sAvail_SCLK); 2418 2419 kv_construct_max_power_limits_table(rdev, 2420 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac); 2421 } 2422 return 0; 2423 } 2424 2425 union power_info { 2426 struct _ATOM_POWERPLAY_INFO info; 2427 struct _ATOM_POWERPLAY_INFO_V2 info_2; 2428 struct _ATOM_POWERPLAY_INFO_V3 info_3; 2429 struct _ATOM_PPLIB_POWERPLAYTABLE pplib; 2430 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2; 2431 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3; 2432 }; 2433 2434 union pplib_clock_info { 2435 struct _ATOM_PPLIB_R600_CLOCK_INFO r600; 2436 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780; 2437 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen; 2438 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo; 2439 }; 2440 2441 union pplib_power_state { 2442 struct _ATOM_PPLIB_STATE v1; 2443 struct _ATOM_PPLIB_STATE_V2 v2; 2444 }; 2445 2446 static void kv_patch_boot_state(struct radeon_device *rdev, 2447 struct kv_ps *ps) 2448 { 2449 struct kv_power_info *pi = kv_get_pi(rdev); 2450 2451 ps->num_levels = 1; 2452 ps->levels[0] = pi->boot_pl; 2453 } 2454 2455 static void kv_parse_pplib_non_clock_info(struct radeon_device *rdev, 2456 struct radeon_ps *rps, 2457 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info, 2458 u8 table_rev) 2459 { 2460 struct kv_ps *ps = kv_get_ps(rps); 2461 2462 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings); 2463 rps->class = le16_to_cpu(non_clock_info->usClassification); 2464 rps->class2 = le16_to_cpu(non_clock_info->usClassification2); 2465 2466 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) { 2467 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK); 2468 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK); 2469 } else { 2470 rps->vclk = 0; 2471 rps->dclk = 0; 2472 } 2473 2474 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) { 2475 rdev->pm.dpm.boot_ps = rps; 2476 kv_patch_boot_state(rdev, ps); 2477 } 2478 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) 2479 rdev->pm.dpm.uvd_ps = rps; 2480 } 2481 2482 static void kv_parse_pplib_clock_info(struct radeon_device *rdev, 2483 struct radeon_ps *rps, int index, 2484 union pplib_clock_info *clock_info) 2485 { 2486 struct kv_power_info *pi = kv_get_pi(rdev); 2487 struct kv_ps *ps = kv_get_ps(rps); 2488 struct kv_pl *pl = &ps->levels[index]; 2489 u32 sclk; 2490 2491 sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow); 2492 sclk |= clock_info->sumo.ucEngineClockHigh << 16; 2493 pl->sclk = sclk; 2494 pl->vddc_index = clock_info->sumo.vddcIndex; 2495 2496 ps->num_levels = index + 1; 2497 2498 if (pi->caps_sclk_ds) { 2499 pl->ds_divider_index = 5; 2500 pl->ss_divider_index = 5; 2501 } 2502 } 2503 2504 static int kv_parse_power_table(struct radeon_device *rdev) 2505 { 2506 struct radeon_mode_info *mode_info = &rdev->mode_info; 2507 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info; 2508 union pplib_power_state *power_state; 2509 int i, j, k, non_clock_array_index, clock_array_index; 2510 union pplib_clock_info *clock_info; 2511 struct _StateArray *state_array; 2512 struct _ClockInfoArray *clock_info_array; 2513 struct _NonClockInfoArray *non_clock_info_array; 2514 union power_info *power_info; 2515 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); 2516 u16 data_offset; 2517 u8 frev, crev; 2518 u8 *power_state_offset; 2519 struct kv_ps *ps; 2520 2521 if (!atom_parse_data_header(mode_info->atom_context, index, NULL, 2522 &frev, &crev, &data_offset)) 2523 return -EINVAL; 2524 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); 2525 2526 state_array = (struct _StateArray *) 2527 (mode_info->atom_context->bios + data_offset + 2528 le16_to_cpu(power_info->pplib.usStateArrayOffset)); 2529 clock_info_array = (struct _ClockInfoArray *) 2530 (mode_info->atom_context->bios + data_offset + 2531 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset)); 2532 non_clock_info_array = (struct _NonClockInfoArray *) 2533 (mode_info->atom_context->bios + data_offset + 2534 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset)); 2535 2536 rdev->pm.dpm.ps = kzalloc(sizeof(struct radeon_ps) * 2537 state_array->ucNumEntries, GFP_KERNEL); 2538 if (!rdev->pm.dpm.ps) 2539 return -ENOMEM; 2540 power_state_offset = (u8 *)state_array->states; 2541 rdev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps); 2542 rdev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime); 2543 rdev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime); 2544 for (i = 0; i < state_array->ucNumEntries; i++) { 2545 u8 *idx; 2546 power_state = (union pplib_power_state *)power_state_offset; 2547 non_clock_array_index = power_state->v2.nonClockInfoIndex; 2548 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *) 2549 &non_clock_info_array->nonClockInfo[non_clock_array_index]; 2550 if (!rdev->pm.power_state[i].clock_info) 2551 return -EINVAL; 2552 ps = kzalloc(sizeof(struct kv_ps), GFP_KERNEL); 2553 if (ps == NULL) { 2554 kfree(rdev->pm.dpm.ps); 2555 return -ENOMEM; 2556 } 2557 rdev->pm.dpm.ps[i].ps_priv = ps; 2558 k = 0; 2559 idx = (u8 *)&power_state->v2.clockInfoIndex[0]; 2560 for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) { 2561 clock_array_index = idx[j]; 2562 if (clock_array_index >= clock_info_array->ucNumEntries) 2563 continue; 2564 if (k >= SUMO_MAX_HARDWARE_POWERLEVELS) 2565 break; 2566 clock_info = (union pplib_clock_info *) 2567 ((u8 *)&clock_info_array->clockInfo[0] + 2568 (clock_array_index * clock_info_array->ucEntrySize)); 2569 kv_parse_pplib_clock_info(rdev, 2570 &rdev->pm.dpm.ps[i], k, 2571 clock_info); 2572 k++; 2573 } 2574 kv_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i], 2575 non_clock_info, 2576 non_clock_info_array->ucEntrySize); 2577 power_state_offset += 2 + power_state->v2.ucNumDPMLevels; 2578 } 2579 rdev->pm.dpm.num_ps = state_array->ucNumEntries; 2580 return 0; 2581 } 2582 2583 int kv_dpm_init(struct radeon_device *rdev) 2584 { 2585 struct kv_power_info *pi; 2586 int ret, i; 2587 2588 pi = kzalloc(sizeof(struct kv_power_info), GFP_KERNEL); 2589 if (pi == NULL) 2590 return -ENOMEM; 2591 rdev->pm.dpm.priv = pi; 2592 2593 ret = r600_parse_extended_power_table(rdev); 2594 if (ret) 2595 return ret; 2596 2597 for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++) 2598 pi->at[i] = TRINITY_AT_DFLT; 2599 2600 pi->sram_end = SMC_RAM_END; 2601 2602 if (rdev->family == CHIP_KABINI) 2603 pi->high_voltage_t = 4001; 2604 2605 pi->enable_nb_dpm = true; 2606 2607 pi->caps_power_containment = true; 2608 pi->caps_cac = true; 2609 pi->enable_didt = false; 2610 if (pi->enable_didt) { 2611 pi->caps_sq_ramping = true; 2612 pi->caps_db_ramping = true; 2613 pi->caps_td_ramping = true; 2614 pi->caps_tcp_ramping = true; 2615 } 2616 2617 pi->caps_sclk_ds = true; 2618 pi->enable_auto_thermal_throttling = true; 2619 pi->disable_nb_ps3_in_battery = false; 2620 pi->bapm_enable = false; 2621 pi->voltage_drop_t = 0; 2622 pi->caps_sclk_throttle_low_notification = false; 2623 pi->caps_fps = false; /* true? */ 2624 pi->caps_uvd_pg = true; 2625 pi->caps_uvd_dpm = true; 2626 pi->caps_vce_pg = false; 2627 pi->caps_samu_pg = false; 2628 pi->caps_acp_pg = false; 2629 pi->caps_stable_p_state = false; 2630 2631 ret = kv_parse_sys_info_table(rdev); 2632 if (ret) 2633 return ret; 2634 2635 kv_patch_voltage_values(rdev); 2636 kv_construct_boot_state(rdev); 2637 2638 ret = kv_parse_power_table(rdev); 2639 if (ret) 2640 return ret; 2641 2642 pi->enable_dpm = true; 2643 2644 return 0; 2645 } 2646 2647 void kv_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, 2648 struct seq_file *m) 2649 { 2650 struct kv_power_info *pi = kv_get_pi(rdev); 2651 u32 current_index = 2652 (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_SCLK_INDEX_MASK) >> 2653 CURR_SCLK_INDEX_SHIFT; 2654 u32 sclk, tmp; 2655 u16 vddc; 2656 2657 if (current_index >= SMU__NUM_SCLK_DPM_STATE) { 2658 seq_printf(m, "invalid dpm profile %d\n", current_index); 2659 } else { 2660 sclk = be32_to_cpu(pi->graphics_level[current_index].SclkFrequency); 2661 tmp = (RREG32_SMC(SMU_VOLTAGE_STATUS) & SMU_VOLTAGE_CURRENT_LEVEL_MASK) >> 2662 SMU_VOLTAGE_CURRENT_LEVEL_SHIFT; 2663 vddc = kv_convert_8bit_index_to_voltage(rdev, (u16)tmp); 2664 seq_printf(m, "power level %d sclk: %u vddc: %u\n", 2665 current_index, sclk, vddc); 2666 } 2667 } 2668 2669 void kv_dpm_print_power_state(struct radeon_device *rdev, 2670 struct radeon_ps *rps) 2671 { 2672 int i; 2673 struct kv_ps *ps = kv_get_ps(rps); 2674 2675 r600_dpm_print_class_info(rps->class, rps->class2); 2676 r600_dpm_print_cap_info(rps->caps); 2677 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk); 2678 for (i = 0; i < ps->num_levels; i++) { 2679 struct kv_pl *pl = &ps->levels[i]; 2680 printk("\t\tpower level %d sclk: %u vddc: %u\n", 2681 i, pl->sclk, 2682 kv_convert_8bit_index_to_voltage(rdev, pl->vddc_index)); 2683 } 2684 r600_dpm_print_ps_status(rdev, rps); 2685 } 2686 2687 void kv_dpm_fini(struct radeon_device *rdev) 2688 { 2689 int i; 2690 2691 for (i = 0; i < rdev->pm.dpm.num_ps; i++) { 2692 kfree(rdev->pm.dpm.ps[i].ps_priv); 2693 } 2694 kfree(rdev->pm.dpm.ps); 2695 kfree(rdev->pm.dpm.priv); 2696 r600_free_extended_power_table(rdev); 2697 } 2698 2699 void kv_dpm_display_configuration_changed(struct radeon_device *rdev) 2700 { 2701 2702 } 2703 2704 u32 kv_dpm_get_sclk(struct radeon_device *rdev, bool low) 2705 { 2706 struct kv_power_info *pi = kv_get_pi(rdev); 2707 struct kv_ps *requested_state = kv_get_ps(&pi->requested_rps); 2708 2709 if (low) 2710 return requested_state->levels[0].sclk; 2711 else 2712 return requested_state->levels[requested_state->num_levels - 1].sclk; 2713 } 2714 2715 u32 kv_dpm_get_mclk(struct radeon_device *rdev, bool low) 2716 { 2717 struct kv_power_info *pi = kv_get_pi(rdev); 2718 2719 return pi->sys_info.bootup_uma_clk; 2720 } 2721 2722