1 /* 2 * Copyright 2011 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 * Authors: Alex Deucher 23 */ 24 25 #include <drm/drmP.h> 26 #include "radeon.h" 27 #include "radeon_asic.h" 28 #include "r600d.h" 29 #include "r600_dpm.h" 30 #include "atom.h" 31 32 const u32 r600_utc[R600_PM_NUMBER_OF_TC] = 33 { 34 R600_UTC_DFLT_00, 35 R600_UTC_DFLT_01, 36 R600_UTC_DFLT_02, 37 R600_UTC_DFLT_03, 38 R600_UTC_DFLT_04, 39 R600_UTC_DFLT_05, 40 R600_UTC_DFLT_06, 41 R600_UTC_DFLT_07, 42 R600_UTC_DFLT_08, 43 R600_UTC_DFLT_09, 44 R600_UTC_DFLT_10, 45 R600_UTC_DFLT_11, 46 R600_UTC_DFLT_12, 47 R600_UTC_DFLT_13, 48 R600_UTC_DFLT_14, 49 }; 50 51 const u32 r600_dtc[R600_PM_NUMBER_OF_TC] = 52 { 53 R600_DTC_DFLT_00, 54 R600_DTC_DFLT_01, 55 R600_DTC_DFLT_02, 56 R600_DTC_DFLT_03, 57 R600_DTC_DFLT_04, 58 R600_DTC_DFLT_05, 59 R600_DTC_DFLT_06, 60 R600_DTC_DFLT_07, 61 R600_DTC_DFLT_08, 62 R600_DTC_DFLT_09, 63 R600_DTC_DFLT_10, 64 R600_DTC_DFLT_11, 65 R600_DTC_DFLT_12, 66 R600_DTC_DFLT_13, 67 R600_DTC_DFLT_14, 68 }; 69 70 void r600_dpm_print_class_info(u32 class, u32 class2) 71 { 72 printk("\tui class: "); 73 switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) { 74 case ATOM_PPLIB_CLASSIFICATION_UI_NONE: 75 default: 76 printk("none\n"); 77 break; 78 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY: 79 printk("battery\n"); 80 break; 81 case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED: 82 printk("balanced\n"); 83 break; 84 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE: 85 printk("performance\n"); 86 break; 87 } 88 printk("\tinternal class: "); 89 if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) && 90 (class2 == 0)) 91 printk("none"); 92 else { 93 if (class & ATOM_PPLIB_CLASSIFICATION_BOOT) 94 printk("boot "); 95 if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL) 96 printk("thermal "); 97 if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE) 98 printk("limited_pwr "); 99 if (class & ATOM_PPLIB_CLASSIFICATION_REST) 100 printk("rest "); 101 if (class & ATOM_PPLIB_CLASSIFICATION_FORCED) 102 printk("forced "); 103 if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE) 104 printk("3d_perf "); 105 if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE) 106 printk("ovrdrv "); 107 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) 108 printk("uvd "); 109 if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW) 110 printk("3d_low "); 111 if (class & ATOM_PPLIB_CLASSIFICATION_ACPI) 112 printk("acpi "); 113 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE) 114 printk("uvd_hd2 "); 115 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE) 116 printk("uvd_hd "); 117 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE) 118 printk("uvd_sd "); 119 if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2) 120 printk("limited_pwr2 "); 121 if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) 122 printk("ulv "); 123 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC) 124 printk("uvd_mvc "); 125 } 126 printk("\n"); 127 } 128 129 void r600_dpm_print_cap_info(u32 caps) 130 { 131 printk("\tcaps: "); 132 if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY) 133 printk("single_disp "); 134 if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK) 135 printk("video "); 136 if (caps & ATOM_PPLIB_DISALLOW_ON_DC) 137 printk("no_dc "); 138 printk("\n"); 139 } 140 141 void r600_dpm_print_ps_status(struct radeon_device *rdev, 142 struct radeon_ps *rps) 143 { 144 printk("\tstatus: "); 145 if (rps == rdev->pm.dpm.current_ps) 146 printk("c "); 147 if (rps == rdev->pm.dpm.requested_ps) 148 printk("r "); 149 if (rps == rdev->pm.dpm.boot_ps) 150 printk("b "); 151 printk("\n"); 152 } 153 154 u32 r600_dpm_get_vblank_time(struct radeon_device *rdev) 155 { 156 struct drm_device *dev = rdev->ddev; 157 struct drm_crtc *crtc; 158 struct radeon_crtc *radeon_crtc; 159 u32 vblank_in_pixels; 160 u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */ 161 162 if (rdev->num_crtc && rdev->mode_info.mode_config_initialized) { 163 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 164 radeon_crtc = to_radeon_crtc(crtc); 165 if (crtc->enabled && radeon_crtc->enabled && radeon_crtc->hw_mode.clock) { 166 vblank_in_pixels = 167 radeon_crtc->hw_mode.crtc_htotal * 168 (radeon_crtc->hw_mode.crtc_vblank_end - 169 radeon_crtc->hw_mode.crtc_vdisplay + 170 (radeon_crtc->v_border * 2)); 171 172 vblank_time_us = vblank_in_pixels * 1000 / radeon_crtc->hw_mode.clock; 173 break; 174 } 175 } 176 } 177 178 return vblank_time_us; 179 } 180 181 u32 r600_dpm_get_vrefresh(struct radeon_device *rdev) 182 { 183 struct drm_device *dev = rdev->ddev; 184 struct drm_crtc *crtc; 185 struct radeon_crtc *radeon_crtc; 186 u32 vrefresh = 0; 187 188 if (rdev->num_crtc && rdev->mode_info.mode_config_initialized) { 189 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 190 radeon_crtc = to_radeon_crtc(crtc); 191 if (crtc->enabled && radeon_crtc->enabled && radeon_crtc->hw_mode.clock) { 192 vrefresh = drm_mode_vrefresh(&radeon_crtc->hw_mode); 193 break; 194 } 195 } 196 } 197 return vrefresh; 198 } 199 200 void r600_calculate_u_and_p(u32 i, u32 r_c, u32 p_b, 201 u32 *p, u32 *u) 202 { 203 u32 b_c = 0; 204 u32 i_c; 205 u32 tmp; 206 207 i_c = (i * r_c) / 100; 208 tmp = i_c >> p_b; 209 210 while (tmp) { 211 b_c++; 212 tmp >>= 1; 213 } 214 215 *u = (b_c + 1) / 2; 216 *p = i_c / (1 << (2 * (*u))); 217 } 218 219 int r600_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th) 220 { 221 u32 k, a, ah, al; 222 u32 t1; 223 224 if ((fl == 0) || (fh == 0) || (fl > fh)) 225 return -EINVAL; 226 227 k = (100 * fh) / fl; 228 t1 = (t * (k - 100)); 229 a = (1000 * (100 * h + t1)) / (10000 + (t1 / 100)); 230 a = (a + 5) / 10; 231 ah = ((a * t) + 5000) / 10000; 232 al = a - ah; 233 234 *th = t - ah; 235 *tl = t + al; 236 237 return 0; 238 } 239 240 void r600_gfx_clockgating_enable(struct radeon_device *rdev, bool enable) 241 { 242 int i; 243 244 if (enable) { 245 WREG32_P(SCLK_PWRMGT_CNTL, DYN_GFX_CLK_OFF_EN, ~DYN_GFX_CLK_OFF_EN); 246 } else { 247 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_GFX_CLK_OFF_EN); 248 249 WREG32(CG_RLC_REQ_AND_RSP, 0x2); 250 251 for (i = 0; i < rdev->usec_timeout; i++) { 252 if (((RREG32(CG_RLC_REQ_AND_RSP) & CG_RLC_RSP_TYPE_MASK) >> CG_RLC_RSP_TYPE_SHIFT) == 1) 253 break; 254 udelay(1); 255 } 256 257 WREG32(CG_RLC_REQ_AND_RSP, 0x0); 258 259 WREG32(GRBM_PWR_CNTL, 0x1); 260 RREG32(GRBM_PWR_CNTL); 261 } 262 } 263 264 void r600_dynamicpm_enable(struct radeon_device *rdev, bool enable) 265 { 266 if (enable) 267 WREG32_P(GENERAL_PWRMGT, GLOBAL_PWRMGT_EN, ~GLOBAL_PWRMGT_EN); 268 else 269 WREG32_P(GENERAL_PWRMGT, 0, ~GLOBAL_PWRMGT_EN); 270 } 271 272 void r600_enable_thermal_protection(struct radeon_device *rdev, bool enable) 273 { 274 if (enable) 275 WREG32_P(GENERAL_PWRMGT, 0, ~THERMAL_PROTECTION_DIS); 276 else 277 WREG32_P(GENERAL_PWRMGT, THERMAL_PROTECTION_DIS, ~THERMAL_PROTECTION_DIS); 278 } 279 280 void r600_enable_acpi_pm(struct radeon_device *rdev) 281 { 282 WREG32_P(GENERAL_PWRMGT, STATIC_PM_EN, ~STATIC_PM_EN); 283 } 284 285 void r600_enable_dynamic_pcie_gen2(struct radeon_device *rdev, bool enable) 286 { 287 if (enable) 288 WREG32_P(GENERAL_PWRMGT, ENABLE_GEN2PCIE, ~ENABLE_GEN2PCIE); 289 else 290 WREG32_P(GENERAL_PWRMGT, 0, ~ENABLE_GEN2PCIE); 291 } 292 293 bool r600_dynamicpm_enabled(struct radeon_device *rdev) 294 { 295 if (RREG32(GENERAL_PWRMGT) & GLOBAL_PWRMGT_EN) 296 return true; 297 else 298 return false; 299 } 300 301 void r600_enable_sclk_control(struct radeon_device *rdev, bool enable) 302 { 303 if (enable) 304 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~SCLK_PWRMGT_OFF); 305 else 306 WREG32_P(SCLK_PWRMGT_CNTL, SCLK_PWRMGT_OFF, ~SCLK_PWRMGT_OFF); 307 } 308 309 void r600_enable_mclk_control(struct radeon_device *rdev, bool enable) 310 { 311 if (enable) 312 WREG32_P(MCLK_PWRMGT_CNTL, 0, ~MPLL_PWRMGT_OFF); 313 else 314 WREG32_P(MCLK_PWRMGT_CNTL, MPLL_PWRMGT_OFF, ~MPLL_PWRMGT_OFF); 315 } 316 317 void r600_enable_spll_bypass(struct radeon_device *rdev, bool enable) 318 { 319 if (enable) 320 WREG32_P(CG_SPLL_FUNC_CNTL, SPLL_BYPASS_EN, ~SPLL_BYPASS_EN); 321 else 322 WREG32_P(CG_SPLL_FUNC_CNTL, 0, ~SPLL_BYPASS_EN); 323 } 324 325 void r600_wait_for_spll_change(struct radeon_device *rdev) 326 { 327 int i; 328 329 for (i = 0; i < rdev->usec_timeout; i++) { 330 if (RREG32(CG_SPLL_FUNC_CNTL) & SPLL_CHG_STATUS) 331 break; 332 udelay(1); 333 } 334 } 335 336 void r600_set_bsp(struct radeon_device *rdev, u32 u, u32 p) 337 { 338 WREG32(CG_BSP, BSP(p) | BSU(u)); 339 } 340 341 void r600_set_at(struct radeon_device *rdev, 342 u32 l_to_m, u32 m_to_h, 343 u32 h_to_m, u32 m_to_l) 344 { 345 WREG32(CG_RT, FLS(l_to_m) | FMS(m_to_h)); 346 WREG32(CG_LT, FHS(h_to_m) | FMS(m_to_l)); 347 } 348 349 void r600_set_tc(struct radeon_device *rdev, 350 u32 index, u32 u_t, u32 d_t) 351 { 352 WREG32(CG_FFCT_0 + (index * 4), UTC_0(u_t) | DTC_0(d_t)); 353 } 354 355 void r600_select_td(struct radeon_device *rdev, 356 enum r600_td td) 357 { 358 if (td == R600_TD_AUTO) 359 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~FIR_FORCE_TREND_SEL); 360 else 361 WREG32_P(SCLK_PWRMGT_CNTL, FIR_FORCE_TREND_SEL, ~FIR_FORCE_TREND_SEL); 362 if (td == R600_TD_UP) 363 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~FIR_TREND_MODE); 364 if (td == R600_TD_DOWN) 365 WREG32_P(SCLK_PWRMGT_CNTL, FIR_TREND_MODE, ~FIR_TREND_MODE); 366 } 367 368 void r600_set_vrc(struct radeon_device *rdev, u32 vrv) 369 { 370 WREG32(CG_FTV, vrv); 371 } 372 373 void r600_set_tpu(struct radeon_device *rdev, u32 u) 374 { 375 WREG32_P(CG_TPC, TPU(u), ~TPU_MASK); 376 } 377 378 void r600_set_tpc(struct radeon_device *rdev, u32 c) 379 { 380 WREG32_P(CG_TPC, TPCC(c), ~TPCC_MASK); 381 } 382 383 void r600_set_sstu(struct radeon_device *rdev, u32 u) 384 { 385 WREG32_P(CG_SSP, CG_SSTU(u), ~CG_SSTU_MASK); 386 } 387 388 void r600_set_sst(struct radeon_device *rdev, u32 t) 389 { 390 WREG32_P(CG_SSP, CG_SST(t), ~CG_SST_MASK); 391 } 392 393 void r600_set_git(struct radeon_device *rdev, u32 t) 394 { 395 WREG32_P(CG_GIT, CG_GICST(t), ~CG_GICST_MASK); 396 } 397 398 void r600_set_fctu(struct radeon_device *rdev, u32 u) 399 { 400 WREG32_P(CG_FC_T, FC_TU(u), ~FC_TU_MASK); 401 } 402 403 void r600_set_fct(struct radeon_device *rdev, u32 t) 404 { 405 WREG32_P(CG_FC_T, FC_T(t), ~FC_T_MASK); 406 } 407 408 void r600_set_ctxcgtt3d_rphc(struct radeon_device *rdev, u32 p) 409 { 410 WREG32_P(CG_CTX_CGTT3D_R, PHC(p), ~PHC_MASK); 411 } 412 413 void r600_set_ctxcgtt3d_rsdc(struct radeon_device *rdev, u32 s) 414 { 415 WREG32_P(CG_CTX_CGTT3D_R, SDC(s), ~SDC_MASK); 416 } 417 418 void r600_set_vddc3d_oorsu(struct radeon_device *rdev, u32 u) 419 { 420 WREG32_P(CG_VDDC3D_OOR, SU(u), ~SU_MASK); 421 } 422 423 void r600_set_vddc3d_oorphc(struct radeon_device *rdev, u32 p) 424 { 425 WREG32_P(CG_VDDC3D_OOR, PHC(p), ~PHC_MASK); 426 } 427 428 void r600_set_vddc3d_oorsdc(struct radeon_device *rdev, u32 s) 429 { 430 WREG32_P(CG_VDDC3D_OOR, SDC(s), ~SDC_MASK); 431 } 432 433 void r600_set_mpll_lock_time(struct radeon_device *rdev, u32 lock_time) 434 { 435 WREG32_P(MPLL_TIME, MPLL_LOCK_TIME(lock_time), ~MPLL_LOCK_TIME_MASK); 436 } 437 438 void r600_set_mpll_reset_time(struct radeon_device *rdev, u32 reset_time) 439 { 440 WREG32_P(MPLL_TIME, MPLL_RESET_TIME(reset_time), ~MPLL_RESET_TIME_MASK); 441 } 442 443 void r600_engine_clock_entry_enable(struct radeon_device *rdev, 444 u32 index, bool enable) 445 { 446 if (enable) 447 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 448 STEP_0_SPLL_ENTRY_VALID, ~STEP_0_SPLL_ENTRY_VALID); 449 else 450 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 451 0, ~STEP_0_SPLL_ENTRY_VALID); 452 } 453 454 void r600_engine_clock_entry_enable_pulse_skipping(struct radeon_device *rdev, 455 u32 index, bool enable) 456 { 457 if (enable) 458 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 459 STEP_0_SPLL_STEP_ENABLE, ~STEP_0_SPLL_STEP_ENABLE); 460 else 461 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 462 0, ~STEP_0_SPLL_STEP_ENABLE); 463 } 464 465 void r600_engine_clock_entry_enable_post_divider(struct radeon_device *rdev, 466 u32 index, bool enable) 467 { 468 if (enable) 469 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 470 STEP_0_POST_DIV_EN, ~STEP_0_POST_DIV_EN); 471 else 472 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 473 0, ~STEP_0_POST_DIV_EN); 474 } 475 476 void r600_engine_clock_entry_set_post_divider(struct radeon_device *rdev, 477 u32 index, u32 divider) 478 { 479 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2), 480 STEP_0_SPLL_POST_DIV(divider), ~STEP_0_SPLL_POST_DIV_MASK); 481 } 482 483 void r600_engine_clock_entry_set_reference_divider(struct radeon_device *rdev, 484 u32 index, u32 divider) 485 { 486 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2), 487 STEP_0_SPLL_REF_DIV(divider), ~STEP_0_SPLL_REF_DIV_MASK); 488 } 489 490 void r600_engine_clock_entry_set_feedback_divider(struct radeon_device *rdev, 491 u32 index, u32 divider) 492 { 493 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2), 494 STEP_0_SPLL_FB_DIV(divider), ~STEP_0_SPLL_FB_DIV_MASK); 495 } 496 497 void r600_engine_clock_entry_set_step_time(struct radeon_device *rdev, 498 u32 index, u32 step_time) 499 { 500 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2), 501 STEP_0_SPLL_STEP_TIME(step_time), ~STEP_0_SPLL_STEP_TIME_MASK); 502 } 503 504 void r600_vid_rt_set_ssu(struct radeon_device *rdev, u32 u) 505 { 506 WREG32_P(VID_RT, SSTU(u), ~SSTU_MASK); 507 } 508 509 void r600_vid_rt_set_vru(struct radeon_device *rdev, u32 u) 510 { 511 WREG32_P(VID_RT, VID_CRTU(u), ~VID_CRTU_MASK); 512 } 513 514 void r600_vid_rt_set_vrt(struct radeon_device *rdev, u32 rt) 515 { 516 WREG32_P(VID_RT, VID_CRT(rt), ~VID_CRT_MASK); 517 } 518 519 void r600_voltage_control_enable_pins(struct radeon_device *rdev, 520 u64 mask) 521 { 522 WREG32(LOWER_GPIO_ENABLE, mask & 0xffffffff); 523 WREG32(UPPER_GPIO_ENABLE, upper_32_bits(mask)); 524 } 525 526 527 void r600_voltage_control_program_voltages(struct radeon_device *rdev, 528 enum r600_power_level index, u64 pins) 529 { 530 u32 tmp, mask; 531 u32 ix = 3 - (3 & index); 532 533 WREG32(CTXSW_VID_LOWER_GPIO_CNTL + (ix * 4), pins & 0xffffffff); 534 535 mask = 7 << (3 * ix); 536 tmp = RREG32(VID_UPPER_GPIO_CNTL); 537 tmp = (tmp & ~mask) | ((pins >> (32 - (3 * ix))) & mask); 538 WREG32(VID_UPPER_GPIO_CNTL, tmp); 539 } 540 541 void r600_voltage_control_deactivate_static_control(struct radeon_device *rdev, 542 u64 mask) 543 { 544 u32 gpio; 545 546 gpio = RREG32(GPIOPAD_MASK); 547 gpio &= ~mask; 548 WREG32(GPIOPAD_MASK, gpio); 549 550 gpio = RREG32(GPIOPAD_EN); 551 gpio &= ~mask; 552 WREG32(GPIOPAD_EN, gpio); 553 554 gpio = RREG32(GPIOPAD_A); 555 gpio &= ~mask; 556 WREG32(GPIOPAD_A, gpio); 557 } 558 559 void r600_power_level_enable(struct radeon_device *rdev, 560 enum r600_power_level index, bool enable) 561 { 562 u32 ix = 3 - (3 & index); 563 564 if (enable) 565 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), CTXSW_FREQ_STATE_ENABLE, 566 ~CTXSW_FREQ_STATE_ENABLE); 567 else 568 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), 0, 569 ~CTXSW_FREQ_STATE_ENABLE); 570 } 571 572 void r600_power_level_set_voltage_index(struct radeon_device *rdev, 573 enum r600_power_level index, u32 voltage_index) 574 { 575 u32 ix = 3 - (3 & index); 576 577 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), 578 CTXSW_FREQ_VIDS_CFG_INDEX(voltage_index), ~CTXSW_FREQ_VIDS_CFG_INDEX_MASK); 579 } 580 581 void r600_power_level_set_mem_clock_index(struct radeon_device *rdev, 582 enum r600_power_level index, u32 mem_clock_index) 583 { 584 u32 ix = 3 - (3 & index); 585 586 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), 587 CTXSW_FREQ_MCLK_CFG_INDEX(mem_clock_index), ~CTXSW_FREQ_MCLK_CFG_INDEX_MASK); 588 } 589 590 void r600_power_level_set_eng_clock_index(struct radeon_device *rdev, 591 enum r600_power_level index, u32 eng_clock_index) 592 { 593 u32 ix = 3 - (3 & index); 594 595 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), 596 CTXSW_FREQ_SCLK_CFG_INDEX(eng_clock_index), ~CTXSW_FREQ_SCLK_CFG_INDEX_MASK); 597 } 598 599 void r600_power_level_set_watermark_id(struct radeon_device *rdev, 600 enum r600_power_level index, 601 enum r600_display_watermark watermark_id) 602 { 603 u32 ix = 3 - (3 & index); 604 u32 tmp = 0; 605 606 if (watermark_id == R600_DISPLAY_WATERMARK_HIGH) 607 tmp = CTXSW_FREQ_DISPLAY_WATERMARK; 608 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), tmp, ~CTXSW_FREQ_DISPLAY_WATERMARK); 609 } 610 611 void r600_power_level_set_pcie_gen2(struct radeon_device *rdev, 612 enum r600_power_level index, bool compatible) 613 { 614 u32 ix = 3 - (3 & index); 615 u32 tmp = 0; 616 617 if (compatible) 618 tmp = CTXSW_FREQ_GEN2PCIE_VOLT; 619 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), tmp, ~CTXSW_FREQ_GEN2PCIE_VOLT); 620 } 621 622 enum r600_power_level r600_power_level_get_current_index(struct radeon_device *rdev) 623 { 624 u32 tmp; 625 626 tmp = RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_PROFILE_INDEX_MASK; 627 tmp >>= CURRENT_PROFILE_INDEX_SHIFT; 628 return tmp; 629 } 630 631 enum r600_power_level r600_power_level_get_target_index(struct radeon_device *rdev) 632 { 633 u32 tmp; 634 635 tmp = RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & TARGET_PROFILE_INDEX_MASK; 636 tmp >>= TARGET_PROFILE_INDEX_SHIFT; 637 return tmp; 638 } 639 640 void r600_power_level_set_enter_index(struct radeon_device *rdev, 641 enum r600_power_level index) 642 { 643 WREG32_P(TARGET_AND_CURRENT_PROFILE_INDEX, DYN_PWR_ENTER_INDEX(index), 644 ~DYN_PWR_ENTER_INDEX_MASK); 645 } 646 647 void r600_wait_for_power_level_unequal(struct radeon_device *rdev, 648 enum r600_power_level index) 649 { 650 int i; 651 652 for (i = 0; i < rdev->usec_timeout; i++) { 653 if (r600_power_level_get_target_index(rdev) != index) 654 break; 655 udelay(1); 656 } 657 658 for (i = 0; i < rdev->usec_timeout; i++) { 659 if (r600_power_level_get_current_index(rdev) != index) 660 break; 661 udelay(1); 662 } 663 } 664 665 void r600_wait_for_power_level(struct radeon_device *rdev, 666 enum r600_power_level index) 667 { 668 int i; 669 670 for (i = 0; i < rdev->usec_timeout; i++) { 671 if (r600_power_level_get_target_index(rdev) == index) 672 break; 673 udelay(1); 674 } 675 676 for (i = 0; i < rdev->usec_timeout; i++) { 677 if (r600_power_level_get_current_index(rdev) == index) 678 break; 679 udelay(1); 680 } 681 } 682 683 void r600_start_dpm(struct radeon_device *rdev) 684 { 685 r600_enable_sclk_control(rdev, false); 686 r600_enable_mclk_control(rdev, false); 687 688 r600_dynamicpm_enable(rdev, true); 689 690 radeon_wait_for_vblank(rdev, 0); 691 radeon_wait_for_vblank(rdev, 1); 692 693 r600_enable_spll_bypass(rdev, true); 694 r600_wait_for_spll_change(rdev); 695 r600_enable_spll_bypass(rdev, false); 696 r600_wait_for_spll_change(rdev); 697 698 r600_enable_spll_bypass(rdev, true); 699 r600_wait_for_spll_change(rdev); 700 r600_enable_spll_bypass(rdev, false); 701 r600_wait_for_spll_change(rdev); 702 703 r600_enable_sclk_control(rdev, true); 704 r600_enable_mclk_control(rdev, true); 705 } 706 707 void r600_stop_dpm(struct radeon_device *rdev) 708 { 709 r600_dynamicpm_enable(rdev, false); 710 } 711 712 int r600_dpm_pre_set_power_state(struct radeon_device *rdev) 713 { 714 return 0; 715 } 716 717 void r600_dpm_post_set_power_state(struct radeon_device *rdev) 718 { 719 720 } 721 722 bool r600_is_uvd_state(u32 class, u32 class2) 723 { 724 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) 725 return true; 726 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE) 727 return true; 728 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE) 729 return true; 730 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE) 731 return true; 732 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC) 733 return true; 734 return false; 735 } 736 737 static int r600_set_thermal_temperature_range(struct radeon_device *rdev, 738 int min_temp, int max_temp) 739 { 740 int low_temp = 0 * 1000; 741 int high_temp = 255 * 1000; 742 743 if (low_temp < min_temp) 744 low_temp = min_temp; 745 if (high_temp > max_temp) 746 high_temp = max_temp; 747 if (high_temp < low_temp) { 748 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp); 749 return -EINVAL; 750 } 751 752 WREG32_P(CG_THERMAL_INT, DIG_THERM_INTH(high_temp / 1000), ~DIG_THERM_INTH_MASK); 753 WREG32_P(CG_THERMAL_INT, DIG_THERM_INTL(low_temp / 1000), ~DIG_THERM_INTL_MASK); 754 WREG32_P(CG_THERMAL_CTRL, DIG_THERM_DPM(high_temp / 1000), ~DIG_THERM_DPM_MASK); 755 756 rdev->pm.dpm.thermal.min_temp = low_temp; 757 rdev->pm.dpm.thermal.max_temp = high_temp; 758 759 return 0; 760 } 761 762 bool r600_is_internal_thermal_sensor(enum radeon_int_thermal_type sensor) 763 { 764 switch (sensor) { 765 case THERMAL_TYPE_RV6XX: 766 case THERMAL_TYPE_RV770: 767 case THERMAL_TYPE_EVERGREEN: 768 case THERMAL_TYPE_SUMO: 769 case THERMAL_TYPE_NI: 770 case THERMAL_TYPE_SI: 771 case THERMAL_TYPE_CI: 772 case THERMAL_TYPE_KV: 773 return true; 774 case THERMAL_TYPE_ADT7473_WITH_INTERNAL: 775 case THERMAL_TYPE_EMC2103_WITH_INTERNAL: 776 return false; /* need special handling */ 777 case THERMAL_TYPE_NONE: 778 case THERMAL_TYPE_EXTERNAL: 779 case THERMAL_TYPE_EXTERNAL_GPIO: 780 default: 781 return false; 782 } 783 } 784 785 int r600_dpm_late_enable(struct radeon_device *rdev) 786 { 787 int ret; 788 789 if (rdev->irq.installed && 790 r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { 791 ret = r600_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); 792 if (ret) 793 return ret; 794 rdev->irq.dpm_thermal = true; 795 radeon_irq_set(rdev); 796 } 797 798 return 0; 799 } 800 801 union power_info { 802 struct _ATOM_POWERPLAY_INFO info; 803 struct _ATOM_POWERPLAY_INFO_V2 info_2; 804 struct _ATOM_POWERPLAY_INFO_V3 info_3; 805 struct _ATOM_PPLIB_POWERPLAYTABLE pplib; 806 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2; 807 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3; 808 struct _ATOM_PPLIB_POWERPLAYTABLE4 pplib4; 809 struct _ATOM_PPLIB_POWERPLAYTABLE5 pplib5; 810 }; 811 812 union fan_info { 813 struct _ATOM_PPLIB_FANTABLE fan; 814 struct _ATOM_PPLIB_FANTABLE2 fan2; 815 struct _ATOM_PPLIB_FANTABLE3 fan3; 816 }; 817 818 static int r600_parse_clk_voltage_dep_table(struct radeon_clock_voltage_dependency_table *radeon_table, 819 ATOM_PPLIB_Clock_Voltage_Dependency_Table *atom_table) 820 { 821 u32 size = atom_table->ucNumEntries * 822 sizeof(struct radeon_clock_voltage_dependency_entry); 823 int i; 824 ATOM_PPLIB_Clock_Voltage_Dependency_Record *entry; 825 826 radeon_table->entries = kzalloc(size, GFP_KERNEL); 827 if (!radeon_table->entries) 828 return -ENOMEM; 829 830 entry = &atom_table->entries[0]; 831 for (i = 0; i < atom_table->ucNumEntries; i++) { 832 radeon_table->entries[i].clk = le16_to_cpu(entry->usClockLow) | 833 (entry->ucClockHigh << 16); 834 radeon_table->entries[i].v = le16_to_cpu(entry->usVoltage); 835 entry = (ATOM_PPLIB_Clock_Voltage_Dependency_Record *) 836 ((u8 *)entry + sizeof(ATOM_PPLIB_Clock_Voltage_Dependency_Record)); 837 } 838 radeon_table->count = atom_table->ucNumEntries; 839 840 return 0; 841 } 842 843 int r600_get_platform_caps(struct radeon_device *rdev) 844 { 845 struct radeon_mode_info *mode_info = &rdev->mode_info; 846 union power_info *power_info; 847 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); 848 u16 data_offset; 849 u8 frev, crev; 850 851 if (!atom_parse_data_header(mode_info->atom_context, index, NULL, 852 &frev, &crev, &data_offset)) 853 return -EINVAL; 854 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); 855 856 rdev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps); 857 rdev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime); 858 rdev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime); 859 860 return 0; 861 } 862 863 /* sizeof(ATOM_PPLIB_EXTENDEDHEADER) */ 864 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2 12 865 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3 14 866 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4 16 867 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5 18 868 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6 20 869 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7 22 870 871 int r600_parse_extended_power_table(struct radeon_device *rdev) 872 { 873 struct radeon_mode_info *mode_info = &rdev->mode_info; 874 union power_info *power_info; 875 union fan_info *fan_info; 876 ATOM_PPLIB_Clock_Voltage_Dependency_Table *dep_table; 877 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); 878 u16 data_offset; 879 u8 frev, crev; 880 int ret, i; 881 882 if (!atom_parse_data_header(mode_info->atom_context, index, NULL, 883 &frev, &crev, &data_offset)) 884 return -EINVAL; 885 power_info = (union power_info *)((uint8_t*)mode_info->atom_context->bios + data_offset); 886 887 /* fan table */ 888 if (le16_to_cpu(power_info->pplib.usTableSize) >= 889 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) { 890 if (power_info->pplib3.usFanTableOffset) { 891 fan_info = (union fan_info *)((uint8_t*)mode_info->atom_context->bios + data_offset + 892 le16_to_cpu(power_info->pplib3.usFanTableOffset)); 893 rdev->pm.dpm.fan.t_hyst = fan_info->fan.ucTHyst; 894 rdev->pm.dpm.fan.t_min = le16_to_cpu(fan_info->fan.usTMin); 895 rdev->pm.dpm.fan.t_med = le16_to_cpu(fan_info->fan.usTMed); 896 rdev->pm.dpm.fan.t_high = le16_to_cpu(fan_info->fan.usTHigh); 897 rdev->pm.dpm.fan.pwm_min = le16_to_cpu(fan_info->fan.usPWMMin); 898 rdev->pm.dpm.fan.pwm_med = le16_to_cpu(fan_info->fan.usPWMMed); 899 rdev->pm.dpm.fan.pwm_high = le16_to_cpu(fan_info->fan.usPWMHigh); 900 if (fan_info->fan.ucFanTableFormat >= 2) 901 rdev->pm.dpm.fan.t_max = le16_to_cpu(fan_info->fan2.usTMax); 902 else 903 rdev->pm.dpm.fan.t_max = 10900; 904 rdev->pm.dpm.fan.cycle_delay = 100000; 905 if (fan_info->fan.ucFanTableFormat >= 3) { 906 rdev->pm.dpm.fan.control_mode = fan_info->fan3.ucFanControlMode; 907 rdev->pm.dpm.fan.default_max_fan_pwm = 908 le16_to_cpu(fan_info->fan3.usFanPWMMax); 909 rdev->pm.dpm.fan.default_fan_output_sensitivity = 4836; 910 rdev->pm.dpm.fan.fan_output_sensitivity = 911 le16_to_cpu(fan_info->fan3.usFanOutputSensitivity); 912 } 913 rdev->pm.dpm.fan.ucode_fan_control = true; 914 } 915 } 916 917 /* clock dependancy tables, shedding tables */ 918 if (le16_to_cpu(power_info->pplib.usTableSize) >= 919 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE4)) { 920 if (power_info->pplib4.usVddcDependencyOnSCLKOffset) { 921 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) 922 ((uint8_t*)mode_info->atom_context->bios + data_offset + 923 le16_to_cpu(power_info->pplib4.usVddcDependencyOnSCLKOffset)); 924 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk, 925 dep_table); 926 if (ret) 927 return ret; 928 } 929 if (power_info->pplib4.usVddciDependencyOnMCLKOffset) { 930 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) 931 ((uint8_t*)mode_info->atom_context->bios + data_offset + 932 le16_to_cpu(power_info->pplib4.usVddciDependencyOnMCLKOffset)); 933 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, 934 dep_table); 935 if (ret) { 936 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries); 937 return ret; 938 } 939 } 940 if (power_info->pplib4.usVddcDependencyOnMCLKOffset) { 941 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) 942 ((uint8_t*)mode_info->atom_context->bios + data_offset + 943 le16_to_cpu(power_info->pplib4.usVddcDependencyOnMCLKOffset)); 944 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, 945 dep_table); 946 if (ret) { 947 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries); 948 kfree(rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries); 949 return ret; 950 } 951 } 952 if (power_info->pplib4.usMvddDependencyOnMCLKOffset) { 953 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) 954 (mode_info->atom_context->bios + data_offset + 955 le16_to_cpu(power_info->pplib4.usMvddDependencyOnMCLKOffset)); 956 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, 957 dep_table); 958 if (ret) { 959 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries); 960 kfree(rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries); 961 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries); 962 return ret; 963 } 964 } 965 if (power_info->pplib4.usMaxClockVoltageOnDCOffset) { 966 ATOM_PPLIB_Clock_Voltage_Limit_Table *clk_v = 967 (ATOM_PPLIB_Clock_Voltage_Limit_Table *) 968 ((uint8_t*)mode_info->atom_context->bios + data_offset + 969 le16_to_cpu(power_info->pplib4.usMaxClockVoltageOnDCOffset)); 970 if (clk_v->ucNumEntries) { 971 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk = 972 le16_to_cpu(clk_v->entries[0].usSclkLow) | 973 (clk_v->entries[0].ucSclkHigh << 16); 974 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk = 975 le16_to_cpu(clk_v->entries[0].usMclkLow) | 976 (clk_v->entries[0].ucMclkHigh << 16); 977 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc = 978 le16_to_cpu(clk_v->entries[0].usVddc); 979 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddci = 980 le16_to_cpu(clk_v->entries[0].usVddci); 981 } 982 } 983 if (power_info->pplib4.usVddcPhaseShedLimitsTableOffset) { 984 ATOM_PPLIB_PhaseSheddingLimits_Table *psl = 985 (ATOM_PPLIB_PhaseSheddingLimits_Table *) 986 ((uint8_t*)mode_info->atom_context->bios + data_offset + 987 le16_to_cpu(power_info->pplib4.usVddcPhaseShedLimitsTableOffset)); 988 ATOM_PPLIB_PhaseSheddingLimits_Record *entry; 989 990 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries = 991 kzalloc(psl->ucNumEntries * 992 sizeof(struct radeon_phase_shedding_limits_entry), 993 GFP_KERNEL); 994 if (!rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries) { 995 r600_free_extended_power_table(rdev); 996 return -ENOMEM; 997 } 998 999 entry = &psl->entries[0]; 1000 for (i = 0; i < psl->ucNumEntries; i++) { 1001 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].sclk = 1002 le16_to_cpu(entry->usSclkLow) | (entry->ucSclkHigh << 16); 1003 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].mclk = 1004 le16_to_cpu(entry->usMclkLow) | (entry->ucMclkHigh << 16); 1005 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].voltage = 1006 le16_to_cpu(entry->usVoltage); 1007 entry = (ATOM_PPLIB_PhaseSheddingLimits_Record *) 1008 ((u8 *)entry + sizeof(ATOM_PPLIB_PhaseSheddingLimits_Record)); 1009 } 1010 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.count = 1011 psl->ucNumEntries; 1012 } 1013 } 1014 1015 /* cac data */ 1016 if (le16_to_cpu(power_info->pplib.usTableSize) >= 1017 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE5)) { 1018 rdev->pm.dpm.tdp_limit = le32_to_cpu(power_info->pplib5.ulTDPLimit); 1019 rdev->pm.dpm.near_tdp_limit = le32_to_cpu(power_info->pplib5.ulNearTDPLimit); 1020 rdev->pm.dpm.near_tdp_limit_adjusted = rdev->pm.dpm.near_tdp_limit; 1021 rdev->pm.dpm.tdp_od_limit = le16_to_cpu(power_info->pplib5.usTDPODLimit); 1022 if (rdev->pm.dpm.tdp_od_limit) 1023 rdev->pm.dpm.power_control = true; 1024 else 1025 rdev->pm.dpm.power_control = false; 1026 rdev->pm.dpm.tdp_adjustment = 0; 1027 rdev->pm.dpm.sq_ramping_threshold = le32_to_cpu(power_info->pplib5.ulSQRampingThreshold); 1028 rdev->pm.dpm.cac_leakage = le32_to_cpu(power_info->pplib5.ulCACLeakage); 1029 rdev->pm.dpm.load_line_slope = le16_to_cpu(power_info->pplib5.usLoadLineSlope); 1030 if (power_info->pplib5.usCACLeakageTableOffset) { 1031 ATOM_PPLIB_CAC_Leakage_Table *cac_table = 1032 (ATOM_PPLIB_CAC_Leakage_Table *) 1033 ((uint8_t*)mode_info->atom_context->bios + data_offset + 1034 le16_to_cpu(power_info->pplib5.usCACLeakageTableOffset)); 1035 ATOM_PPLIB_CAC_Leakage_Record *entry; 1036 u32 size = cac_table->ucNumEntries * sizeof(struct radeon_cac_leakage_table); 1037 rdev->pm.dpm.dyn_state.cac_leakage_table.entries = kzalloc(size, GFP_KERNEL); 1038 if (!rdev->pm.dpm.dyn_state.cac_leakage_table.entries) { 1039 r600_free_extended_power_table(rdev); 1040 return -ENOMEM; 1041 } 1042 entry = &cac_table->entries[0]; 1043 for (i = 0; i < cac_table->ucNumEntries; i++) { 1044 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { 1045 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1 = 1046 le16_to_cpu(entry->usVddc1); 1047 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2 = 1048 le16_to_cpu(entry->usVddc2); 1049 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3 = 1050 le16_to_cpu(entry->usVddc3); 1051 } else { 1052 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc = 1053 le16_to_cpu(entry->usVddc); 1054 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage = 1055 le32_to_cpu(entry->ulLeakageValue); 1056 } 1057 entry = (ATOM_PPLIB_CAC_Leakage_Record *) 1058 ((u8 *)entry + sizeof(ATOM_PPLIB_CAC_Leakage_Record)); 1059 } 1060 rdev->pm.dpm.dyn_state.cac_leakage_table.count = cac_table->ucNumEntries; 1061 } 1062 } 1063 1064 /* ext tables */ 1065 if (le16_to_cpu(power_info->pplib.usTableSize) >= 1066 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) { 1067 ATOM_PPLIB_EXTENDEDHEADER *ext_hdr = (ATOM_PPLIB_EXTENDEDHEADER *) 1068 (mode_info->atom_context->bios + data_offset + 1069 le16_to_cpu(power_info->pplib3.usExtendendedHeaderOffset)); 1070 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2) && 1071 ext_hdr->usVCETableOffset) { 1072 VCEClockInfoArray *array = (VCEClockInfoArray *) 1073 (mode_info->atom_context->bios + data_offset + 1074 le16_to_cpu(ext_hdr->usVCETableOffset) + 1); 1075 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *limits = 1076 (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *) 1077 (mode_info->atom_context->bios + data_offset + 1078 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 + 1079 1 + array->ucNumEntries * sizeof(VCEClockInfo)); 1080 ATOM_PPLIB_VCE_State_Table *states = 1081 (ATOM_PPLIB_VCE_State_Table *) 1082 (mode_info->atom_context->bios + data_offset + 1083 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 + 1084 1 + (array->ucNumEntries * sizeof (VCEClockInfo)) + 1085 1 + (limits->numEntries * sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record))); 1086 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *entry; 1087 ATOM_PPLIB_VCE_State_Record *state_entry; 1088 VCEClockInfo *vce_clk; 1089 u32 size = limits->numEntries * 1090 sizeof(struct radeon_vce_clock_voltage_dependency_entry); 1091 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries = 1092 kzalloc(size, GFP_KERNEL); 1093 if (!rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries) { 1094 r600_free_extended_power_table(rdev); 1095 return -ENOMEM; 1096 } 1097 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count = 1098 limits->numEntries; 1099 entry = &limits->entries[0]; 1100 state_entry = &states->entries[0]; 1101 for (i = 0; i < limits->numEntries; i++) { 1102 vce_clk = (VCEClockInfo *) 1103 ((u8 *)&array->entries[0] + 1104 (entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo))); 1105 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].evclk = 1106 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16); 1107 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].ecclk = 1108 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16); 1109 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v = 1110 le16_to_cpu(entry->usVoltage); 1111 entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *) 1112 ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)); 1113 } 1114 for (i = 0; i < states->numEntries; i++) { 1115 if (i >= RADEON_MAX_VCE_LEVELS) 1116 break; 1117 vce_clk = (VCEClockInfo *) 1118 ((u8 *)&array->entries[0] + 1119 (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo))); 1120 rdev->pm.dpm.vce_states[i].evclk = 1121 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16); 1122 rdev->pm.dpm.vce_states[i].ecclk = 1123 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16); 1124 rdev->pm.dpm.vce_states[i].clk_idx = 1125 state_entry->ucClockInfoIndex & 0x3f; 1126 rdev->pm.dpm.vce_states[i].pstate = 1127 (state_entry->ucClockInfoIndex & 0xc0) >> 6; 1128 state_entry = (ATOM_PPLIB_VCE_State_Record *) 1129 ((u8 *)state_entry + sizeof(ATOM_PPLIB_VCE_State_Record)); 1130 } 1131 } 1132 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3) && 1133 ext_hdr->usUVDTableOffset) { 1134 UVDClockInfoArray *array = (UVDClockInfoArray *) 1135 (mode_info->atom_context->bios + data_offset + 1136 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1); 1137 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *limits = 1138 (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *) 1139 (mode_info->atom_context->bios + data_offset + 1140 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1 + 1141 1 + (array->ucNumEntries * sizeof (UVDClockInfo))); 1142 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *entry; 1143 u32 size = limits->numEntries * 1144 sizeof(struct radeon_uvd_clock_voltage_dependency_entry); 1145 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries = 1146 kzalloc(size, GFP_KERNEL); 1147 if (!rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries) { 1148 r600_free_extended_power_table(rdev); 1149 return -ENOMEM; 1150 } 1151 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count = 1152 limits->numEntries; 1153 entry = &limits->entries[0]; 1154 for (i = 0; i < limits->numEntries; i++) { 1155 UVDClockInfo *uvd_clk = (UVDClockInfo *) 1156 ((u8 *)&array->entries[0] + 1157 (entry->ucUVDClockInfoIndex * sizeof(UVDClockInfo))); 1158 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].vclk = 1159 le16_to_cpu(uvd_clk->usVClkLow) | (uvd_clk->ucVClkHigh << 16); 1160 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].dclk = 1161 le16_to_cpu(uvd_clk->usDClkLow) | (uvd_clk->ucDClkHigh << 16); 1162 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v = 1163 le16_to_cpu(entry->usVoltage); 1164 entry = (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *) 1165 ((u8 *)entry + sizeof(ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record)); 1166 } 1167 } 1168 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4) && 1169 ext_hdr->usSAMUTableOffset) { 1170 ATOM_PPLIB_SAMClk_Voltage_Limit_Table *limits = 1171 (ATOM_PPLIB_SAMClk_Voltage_Limit_Table *) 1172 (mode_info->atom_context->bios + data_offset + 1173 le16_to_cpu(ext_hdr->usSAMUTableOffset) + 1); 1174 ATOM_PPLIB_SAMClk_Voltage_Limit_Record *entry; 1175 u32 size = limits->numEntries * 1176 sizeof(struct radeon_clock_voltage_dependency_entry); 1177 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries = 1178 kzalloc(size, GFP_KERNEL); 1179 if (!rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries) { 1180 r600_free_extended_power_table(rdev); 1181 return -ENOMEM; 1182 } 1183 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count = 1184 limits->numEntries; 1185 entry = &limits->entries[0]; 1186 for (i = 0; i < limits->numEntries; i++) { 1187 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].clk = 1188 le16_to_cpu(entry->usSAMClockLow) | (entry->ucSAMClockHigh << 16); 1189 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v = 1190 le16_to_cpu(entry->usVoltage); 1191 entry = (ATOM_PPLIB_SAMClk_Voltage_Limit_Record *) 1192 ((u8 *)entry + sizeof(ATOM_PPLIB_SAMClk_Voltage_Limit_Record)); 1193 } 1194 } 1195 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5) && 1196 ext_hdr->usPPMTableOffset) { 1197 ATOM_PPLIB_PPM_Table *ppm = (ATOM_PPLIB_PPM_Table *) 1198 (mode_info->atom_context->bios + data_offset + 1199 le16_to_cpu(ext_hdr->usPPMTableOffset)); 1200 rdev->pm.dpm.dyn_state.ppm_table = 1201 kzalloc(sizeof(struct radeon_ppm_table), GFP_KERNEL); 1202 if (!rdev->pm.dpm.dyn_state.ppm_table) { 1203 r600_free_extended_power_table(rdev); 1204 return -ENOMEM; 1205 } 1206 rdev->pm.dpm.dyn_state.ppm_table->ppm_design = ppm->ucPpmDesign; 1207 rdev->pm.dpm.dyn_state.ppm_table->cpu_core_number = 1208 le16_to_cpu(ppm->usCpuCoreNumber); 1209 rdev->pm.dpm.dyn_state.ppm_table->platform_tdp = 1210 le32_to_cpu(ppm->ulPlatformTDP); 1211 rdev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdp = 1212 le32_to_cpu(ppm->ulSmallACPlatformTDP); 1213 rdev->pm.dpm.dyn_state.ppm_table->platform_tdc = 1214 le32_to_cpu(ppm->ulPlatformTDC); 1215 rdev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdc = 1216 le32_to_cpu(ppm->ulSmallACPlatformTDC); 1217 rdev->pm.dpm.dyn_state.ppm_table->apu_tdp = 1218 le32_to_cpu(ppm->ulApuTDP); 1219 rdev->pm.dpm.dyn_state.ppm_table->dgpu_tdp = 1220 le32_to_cpu(ppm->ulDGpuTDP); 1221 rdev->pm.dpm.dyn_state.ppm_table->dgpu_ulv_power = 1222 le32_to_cpu(ppm->ulDGpuUlvPower); 1223 rdev->pm.dpm.dyn_state.ppm_table->tj_max = 1224 le32_to_cpu(ppm->ulTjmax); 1225 } 1226 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6) && 1227 ext_hdr->usACPTableOffset) { 1228 ATOM_PPLIB_ACPClk_Voltage_Limit_Table *limits = 1229 (ATOM_PPLIB_ACPClk_Voltage_Limit_Table *) 1230 (mode_info->atom_context->bios + data_offset + 1231 le16_to_cpu(ext_hdr->usACPTableOffset) + 1); 1232 ATOM_PPLIB_ACPClk_Voltage_Limit_Record *entry; 1233 u32 size = limits->numEntries * 1234 sizeof(struct radeon_clock_voltage_dependency_entry); 1235 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries = 1236 kzalloc(size, GFP_KERNEL); 1237 if (!rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries) { 1238 r600_free_extended_power_table(rdev); 1239 return -ENOMEM; 1240 } 1241 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count = 1242 limits->numEntries; 1243 entry = &limits->entries[0]; 1244 for (i = 0; i < limits->numEntries; i++) { 1245 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].clk = 1246 le16_to_cpu(entry->usACPClockLow) | (entry->ucACPClockHigh << 16); 1247 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v = 1248 le16_to_cpu(entry->usVoltage); 1249 entry = (ATOM_PPLIB_ACPClk_Voltage_Limit_Record *) 1250 ((u8 *)entry + sizeof(ATOM_PPLIB_ACPClk_Voltage_Limit_Record)); 1251 } 1252 } 1253 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7) && 1254 ext_hdr->usPowerTuneTableOffset) { 1255 u8 rev = *(u8 *)(mode_info->atom_context->bios + data_offset + 1256 le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); 1257 ATOM_PowerTune_Table *pt; 1258 rdev->pm.dpm.dyn_state.cac_tdp_table = 1259 kzalloc(sizeof(struct radeon_cac_tdp_table), GFP_KERNEL); 1260 if (!rdev->pm.dpm.dyn_state.cac_tdp_table) { 1261 r600_free_extended_power_table(rdev); 1262 return -ENOMEM; 1263 } 1264 if (rev > 0) { 1265 ATOM_PPLIB_POWERTUNE_Table_V1 *ppt = (ATOM_PPLIB_POWERTUNE_Table_V1 *) 1266 (mode_info->atom_context->bios + data_offset + 1267 le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); 1268 rdev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 1269 le16_to_cpu(ppt->usMaximumPowerDeliveryLimit); 1270 pt = &ppt->power_tune_table; 1271 } else { 1272 ATOM_PPLIB_POWERTUNE_Table *ppt = (ATOM_PPLIB_POWERTUNE_Table *) 1273 (mode_info->atom_context->bios + data_offset + 1274 le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); 1275 rdev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 255; 1276 pt = &ppt->power_tune_table; 1277 } 1278 rdev->pm.dpm.dyn_state.cac_tdp_table->tdp = le16_to_cpu(pt->usTDP); 1279 rdev->pm.dpm.dyn_state.cac_tdp_table->configurable_tdp = 1280 le16_to_cpu(pt->usConfigurableTDP); 1281 rdev->pm.dpm.dyn_state.cac_tdp_table->tdc = le16_to_cpu(pt->usTDC); 1282 rdev->pm.dpm.dyn_state.cac_tdp_table->battery_power_limit = 1283 le16_to_cpu(pt->usBatteryPowerLimit); 1284 rdev->pm.dpm.dyn_state.cac_tdp_table->small_power_limit = 1285 le16_to_cpu(pt->usSmallPowerLimit); 1286 rdev->pm.dpm.dyn_state.cac_tdp_table->low_cac_leakage = 1287 le16_to_cpu(pt->usLowCACLeakage); 1288 rdev->pm.dpm.dyn_state.cac_tdp_table->high_cac_leakage = 1289 le16_to_cpu(pt->usHighCACLeakage); 1290 } 1291 } 1292 1293 return 0; 1294 } 1295 1296 void r600_free_extended_power_table(struct radeon_device *rdev) 1297 { 1298 struct radeon_dpm_dynamic_state *dyn_state = &rdev->pm.dpm.dyn_state; 1299 1300 kfree(dyn_state->vddc_dependency_on_sclk.entries); 1301 kfree(dyn_state->vddci_dependency_on_mclk.entries); 1302 kfree(dyn_state->vddc_dependency_on_mclk.entries); 1303 kfree(dyn_state->mvdd_dependency_on_mclk.entries); 1304 kfree(dyn_state->cac_leakage_table.entries); 1305 kfree(dyn_state->phase_shedding_limits_table.entries); 1306 kfree(dyn_state->ppm_table); 1307 kfree(dyn_state->cac_tdp_table); 1308 kfree(dyn_state->vce_clock_voltage_dependency_table.entries); 1309 kfree(dyn_state->uvd_clock_voltage_dependency_table.entries); 1310 kfree(dyn_state->samu_clock_voltage_dependency_table.entries); 1311 kfree(dyn_state->acp_clock_voltage_dependency_table.entries); 1312 } 1313 1314 enum radeon_pcie_gen r600_get_pcie_gen_support(struct radeon_device *rdev, 1315 u32 sys_mask, 1316 enum radeon_pcie_gen asic_gen, 1317 enum radeon_pcie_gen default_gen) 1318 { 1319 switch (asic_gen) { 1320 case RADEON_PCIE_GEN1: 1321 return RADEON_PCIE_GEN1; 1322 case RADEON_PCIE_GEN2: 1323 return RADEON_PCIE_GEN2; 1324 case RADEON_PCIE_GEN3: 1325 return RADEON_PCIE_GEN3; 1326 default: 1327 if ((sys_mask & DRM_PCIE_SPEED_80) && (default_gen == RADEON_PCIE_GEN3)) 1328 return RADEON_PCIE_GEN3; 1329 else if ((sys_mask & DRM_PCIE_SPEED_50) && (default_gen == RADEON_PCIE_GEN2)) 1330 return RADEON_PCIE_GEN2; 1331 else 1332 return RADEON_PCIE_GEN1; 1333 } 1334 return RADEON_PCIE_GEN1; 1335 } 1336 1337 u16 r600_get_pcie_lane_support(struct radeon_device *rdev, 1338 u16 asic_lanes, 1339 u16 default_lanes) 1340 { 1341 switch (asic_lanes) { 1342 case 0: 1343 default: 1344 return default_lanes; 1345 case 1: 1346 return 1; 1347 case 2: 1348 return 2; 1349 case 4: 1350 return 4; 1351 case 8: 1352 return 8; 1353 case 12: 1354 return 12; 1355 case 16: 1356 return 16; 1357 } 1358 } 1359 1360 u8 r600_encode_pci_lane_width(u32 lanes) 1361 { 1362 u8 encoded_lanes[] = { 0, 1, 2, 0, 3, 0, 0, 0, 4, 0, 0, 0, 5, 0, 0, 0, 6 }; 1363 1364 if (lanes > 16) 1365 return 0; 1366 1367 return encoded_lanes[lanes]; 1368 } 1369