r600_dpm.c (43828B)
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 "radeon.h" 26#include "radeon_asic.h" 27#include "r600d.h" 28#include "r600_dpm.h" 29#include "atom.h" 30 31const u32 r600_utc[R600_PM_NUMBER_OF_TC] = 32{ 33 R600_UTC_DFLT_00, 34 R600_UTC_DFLT_01, 35 R600_UTC_DFLT_02, 36 R600_UTC_DFLT_03, 37 R600_UTC_DFLT_04, 38 R600_UTC_DFLT_05, 39 R600_UTC_DFLT_06, 40 R600_UTC_DFLT_07, 41 R600_UTC_DFLT_08, 42 R600_UTC_DFLT_09, 43 R600_UTC_DFLT_10, 44 R600_UTC_DFLT_11, 45 R600_UTC_DFLT_12, 46 R600_UTC_DFLT_13, 47 R600_UTC_DFLT_14, 48}; 49 50const u32 r600_dtc[R600_PM_NUMBER_OF_TC] = 51{ 52 R600_DTC_DFLT_00, 53 R600_DTC_DFLT_01, 54 R600_DTC_DFLT_02, 55 R600_DTC_DFLT_03, 56 R600_DTC_DFLT_04, 57 R600_DTC_DFLT_05, 58 R600_DTC_DFLT_06, 59 R600_DTC_DFLT_07, 60 R600_DTC_DFLT_08, 61 R600_DTC_DFLT_09, 62 R600_DTC_DFLT_10, 63 R600_DTC_DFLT_11, 64 R600_DTC_DFLT_12, 65 R600_DTC_DFLT_13, 66 R600_DTC_DFLT_14, 67}; 68 69void r600_dpm_print_class_info(u32 class, u32 class2) 70{ 71 const char *s; 72 73 switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) { 74 case ATOM_PPLIB_CLASSIFICATION_UI_NONE: 75 default: 76 s = "none"; 77 break; 78 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY: 79 s = "battery"; 80 break; 81 case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED: 82 s = "balanced"; 83 break; 84 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE: 85 s = "performance"; 86 break; 87 } 88 printk("\tui class: %s\n", s); 89 90 printk("\tinternal class:"); 91 if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) && 92 (class2 == 0)) 93 pr_cont(" none"); 94 else { 95 if (class & ATOM_PPLIB_CLASSIFICATION_BOOT) 96 pr_cont(" boot"); 97 if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL) 98 pr_cont(" thermal"); 99 if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE) 100 pr_cont(" limited_pwr"); 101 if (class & ATOM_PPLIB_CLASSIFICATION_REST) 102 pr_cont(" rest"); 103 if (class & ATOM_PPLIB_CLASSIFICATION_FORCED) 104 pr_cont(" forced"); 105 if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE) 106 pr_cont(" 3d_perf"); 107 if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE) 108 pr_cont(" ovrdrv"); 109 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) 110 pr_cont(" uvd"); 111 if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW) 112 pr_cont(" 3d_low"); 113 if (class & ATOM_PPLIB_CLASSIFICATION_ACPI) 114 pr_cont(" acpi"); 115 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE) 116 pr_cont(" uvd_hd2"); 117 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE) 118 pr_cont(" uvd_hd"); 119 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE) 120 pr_cont(" uvd_sd"); 121 if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2) 122 pr_cont(" limited_pwr2"); 123 if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) 124 pr_cont(" ulv"); 125 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC) 126 pr_cont(" uvd_mvc"); 127 } 128 pr_cont("\n"); 129} 130 131void r600_dpm_print_cap_info(u32 caps) 132{ 133 printk("\tcaps:"); 134 if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY) 135 pr_cont(" single_disp"); 136 if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK) 137 pr_cont(" video"); 138 if (caps & ATOM_PPLIB_DISALLOW_ON_DC) 139 pr_cont(" no_dc"); 140 pr_cont("\n"); 141} 142 143void r600_dpm_print_ps_status(struct radeon_device *rdev, 144 struct radeon_ps *rps) 145{ 146 printk("\tstatus:"); 147 if (rps == rdev->pm.dpm.current_ps) 148 pr_cont(" c"); 149 if (rps == rdev->pm.dpm.requested_ps) 150 pr_cont(" r"); 151 if (rps == rdev->pm.dpm.boot_ps) 152 pr_cont(" b"); 153 pr_cont("\n"); 154} 155 156u32 r600_dpm_get_vblank_time(struct radeon_device *rdev) 157{ 158 struct drm_device *dev = rdev->ddev; 159 struct drm_crtc *crtc; 160 struct radeon_crtc *radeon_crtc; 161 u32 vblank_in_pixels; 162 u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */ 163 164 if (rdev->num_crtc && rdev->mode_info.mode_config_initialized) { 165 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 166 radeon_crtc = to_radeon_crtc(crtc); 167 if (crtc->enabled && radeon_crtc->enabled && radeon_crtc->hw_mode.clock) { 168 vblank_in_pixels = 169 radeon_crtc->hw_mode.crtc_htotal * 170 (radeon_crtc->hw_mode.crtc_vblank_end - 171 radeon_crtc->hw_mode.crtc_vdisplay + 172 (radeon_crtc->v_border * 2)); 173 174 vblank_time_us = vblank_in_pixels * 1000 / radeon_crtc->hw_mode.clock; 175 break; 176 } 177 } 178 } 179 180 return vblank_time_us; 181} 182 183u32 r600_dpm_get_vrefresh(struct radeon_device *rdev) 184{ 185 struct drm_device *dev = rdev->ddev; 186 struct drm_crtc *crtc; 187 struct radeon_crtc *radeon_crtc; 188 u32 vrefresh = 0; 189 190 if (rdev->num_crtc && rdev->mode_info.mode_config_initialized) { 191 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 192 radeon_crtc = to_radeon_crtc(crtc); 193 if (crtc->enabled && radeon_crtc->enabled && radeon_crtc->hw_mode.clock) { 194 vrefresh = drm_mode_vrefresh(&radeon_crtc->hw_mode); 195 break; 196 } 197 } 198 } 199 return vrefresh; 200} 201 202void r600_calculate_u_and_p(u32 i, u32 r_c, u32 p_b, 203 u32 *p, u32 *u) 204{ 205 u32 b_c = 0; 206 u32 i_c; 207 u32 tmp; 208 209 i_c = (i * r_c) / 100; 210 tmp = i_c >> p_b; 211 212 while (tmp) { 213 b_c++; 214 tmp >>= 1; 215 } 216 217 *u = (b_c + 1) / 2; 218 *p = i_c / (1 << (2 * (*u))); 219} 220 221int r600_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th) 222{ 223 u32 k, a, ah, al; 224 u32 t1; 225 226 if ((fl == 0) || (fh == 0) || (fl > fh)) 227 return -EINVAL; 228 229 k = (100 * fh) / fl; 230 t1 = (t * (k - 100)); 231 a = (1000 * (100 * h + t1)) / (10000 + (t1 / 100)); 232 a = (a + 5) / 10; 233 ah = ((a * t) + 5000) / 10000; 234 al = a - ah; 235 236 *th = t - ah; 237 *tl = t + al; 238 239 return 0; 240} 241 242void r600_gfx_clockgating_enable(struct radeon_device *rdev, bool enable) 243{ 244 int i; 245 246 if (enable) { 247 WREG32_P(SCLK_PWRMGT_CNTL, DYN_GFX_CLK_OFF_EN, ~DYN_GFX_CLK_OFF_EN); 248 } else { 249 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_GFX_CLK_OFF_EN); 250 251 WREG32(CG_RLC_REQ_AND_RSP, 0x2); 252 253 for (i = 0; i < rdev->usec_timeout; i++) { 254 if (((RREG32(CG_RLC_REQ_AND_RSP) & CG_RLC_RSP_TYPE_MASK) >> CG_RLC_RSP_TYPE_SHIFT) == 1) 255 break; 256 udelay(1); 257 } 258 259 WREG32(CG_RLC_REQ_AND_RSP, 0x0); 260 261 WREG32(GRBM_PWR_CNTL, 0x1); 262 RREG32(GRBM_PWR_CNTL); 263 } 264} 265 266void r600_dynamicpm_enable(struct radeon_device *rdev, bool enable) 267{ 268 if (enable) 269 WREG32_P(GENERAL_PWRMGT, GLOBAL_PWRMGT_EN, ~GLOBAL_PWRMGT_EN); 270 else 271 WREG32_P(GENERAL_PWRMGT, 0, ~GLOBAL_PWRMGT_EN); 272} 273 274void r600_enable_thermal_protection(struct radeon_device *rdev, bool enable) 275{ 276 if (enable) 277 WREG32_P(GENERAL_PWRMGT, 0, ~THERMAL_PROTECTION_DIS); 278 else 279 WREG32_P(GENERAL_PWRMGT, THERMAL_PROTECTION_DIS, ~THERMAL_PROTECTION_DIS); 280} 281 282void r600_enable_acpi_pm(struct radeon_device *rdev) 283{ 284 WREG32_P(GENERAL_PWRMGT, STATIC_PM_EN, ~STATIC_PM_EN); 285} 286 287void r600_enable_dynamic_pcie_gen2(struct radeon_device *rdev, bool enable) 288{ 289 if (enable) 290 WREG32_P(GENERAL_PWRMGT, ENABLE_GEN2PCIE, ~ENABLE_GEN2PCIE); 291 else 292 WREG32_P(GENERAL_PWRMGT, 0, ~ENABLE_GEN2PCIE); 293} 294 295bool r600_dynamicpm_enabled(struct radeon_device *rdev) 296{ 297 if (RREG32(GENERAL_PWRMGT) & GLOBAL_PWRMGT_EN) 298 return true; 299 else 300 return false; 301} 302 303void r600_enable_sclk_control(struct radeon_device *rdev, bool enable) 304{ 305 if (enable) 306 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~SCLK_PWRMGT_OFF); 307 else 308 WREG32_P(SCLK_PWRMGT_CNTL, SCLK_PWRMGT_OFF, ~SCLK_PWRMGT_OFF); 309} 310 311void r600_enable_mclk_control(struct radeon_device *rdev, bool enable) 312{ 313 if (enable) 314 WREG32_P(MCLK_PWRMGT_CNTL, 0, ~MPLL_PWRMGT_OFF); 315 else 316 WREG32_P(MCLK_PWRMGT_CNTL, MPLL_PWRMGT_OFF, ~MPLL_PWRMGT_OFF); 317} 318 319void r600_enable_spll_bypass(struct radeon_device *rdev, bool enable) 320{ 321 if (enable) 322 WREG32_P(CG_SPLL_FUNC_CNTL, SPLL_BYPASS_EN, ~SPLL_BYPASS_EN); 323 else 324 WREG32_P(CG_SPLL_FUNC_CNTL, 0, ~SPLL_BYPASS_EN); 325} 326 327void r600_wait_for_spll_change(struct radeon_device *rdev) 328{ 329 int i; 330 331 for (i = 0; i < rdev->usec_timeout; i++) { 332 if (RREG32(CG_SPLL_FUNC_CNTL) & SPLL_CHG_STATUS) 333 break; 334 udelay(1); 335 } 336} 337 338void r600_set_bsp(struct radeon_device *rdev, u32 u, u32 p) 339{ 340 WREG32(CG_BSP, BSP(p) | BSU(u)); 341} 342 343void r600_set_at(struct radeon_device *rdev, 344 u32 l_to_m, u32 m_to_h, 345 u32 h_to_m, u32 m_to_l) 346{ 347 WREG32(CG_RT, FLS(l_to_m) | FMS(m_to_h)); 348 WREG32(CG_LT, FHS(h_to_m) | FMS(m_to_l)); 349} 350 351void r600_set_tc(struct radeon_device *rdev, 352 u32 index, u32 u_t, u32 d_t) 353{ 354 WREG32(CG_FFCT_0 + (index * 4), UTC_0(u_t) | DTC_0(d_t)); 355} 356 357void r600_select_td(struct radeon_device *rdev, 358 enum r600_td td) 359{ 360 if (td == R600_TD_AUTO) 361 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~FIR_FORCE_TREND_SEL); 362 else 363 WREG32_P(SCLK_PWRMGT_CNTL, FIR_FORCE_TREND_SEL, ~FIR_FORCE_TREND_SEL); 364 if (td == R600_TD_UP) 365 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~FIR_TREND_MODE); 366 if (td == R600_TD_DOWN) 367 WREG32_P(SCLK_PWRMGT_CNTL, FIR_TREND_MODE, ~FIR_TREND_MODE); 368} 369 370void r600_set_vrc(struct radeon_device *rdev, u32 vrv) 371{ 372 WREG32(CG_FTV, vrv); 373} 374 375void r600_set_tpu(struct radeon_device *rdev, u32 u) 376{ 377 WREG32_P(CG_TPC, TPU(u), ~TPU_MASK); 378} 379 380void r600_set_tpc(struct radeon_device *rdev, u32 c) 381{ 382 WREG32_P(CG_TPC, TPCC(c), ~TPCC_MASK); 383} 384 385void r600_set_sstu(struct radeon_device *rdev, u32 u) 386{ 387 WREG32_P(CG_SSP, CG_SSTU(u), ~CG_SSTU_MASK); 388} 389 390void r600_set_sst(struct radeon_device *rdev, u32 t) 391{ 392 WREG32_P(CG_SSP, CG_SST(t), ~CG_SST_MASK); 393} 394 395void r600_set_git(struct radeon_device *rdev, u32 t) 396{ 397 WREG32_P(CG_GIT, CG_GICST(t), ~CG_GICST_MASK); 398} 399 400void r600_set_fctu(struct radeon_device *rdev, u32 u) 401{ 402 WREG32_P(CG_FC_T, FC_TU(u), ~FC_TU_MASK); 403} 404 405void r600_set_fct(struct radeon_device *rdev, u32 t) 406{ 407 WREG32_P(CG_FC_T, FC_T(t), ~FC_T_MASK); 408} 409 410void r600_set_ctxcgtt3d_rphc(struct radeon_device *rdev, u32 p) 411{ 412 WREG32_P(CG_CTX_CGTT3D_R, PHC(p), ~PHC_MASK); 413} 414 415void r600_set_ctxcgtt3d_rsdc(struct radeon_device *rdev, u32 s) 416{ 417 WREG32_P(CG_CTX_CGTT3D_R, SDC(s), ~SDC_MASK); 418} 419 420void r600_set_vddc3d_oorsu(struct radeon_device *rdev, u32 u) 421{ 422 WREG32_P(CG_VDDC3D_OOR, SU(u), ~SU_MASK); 423} 424 425void r600_set_vddc3d_oorphc(struct radeon_device *rdev, u32 p) 426{ 427 WREG32_P(CG_VDDC3D_OOR, PHC(p), ~PHC_MASK); 428} 429 430void r600_set_vddc3d_oorsdc(struct radeon_device *rdev, u32 s) 431{ 432 WREG32_P(CG_VDDC3D_OOR, SDC(s), ~SDC_MASK); 433} 434 435void r600_set_mpll_lock_time(struct radeon_device *rdev, u32 lock_time) 436{ 437 WREG32_P(MPLL_TIME, MPLL_LOCK_TIME(lock_time), ~MPLL_LOCK_TIME_MASK); 438} 439 440void r600_set_mpll_reset_time(struct radeon_device *rdev, u32 reset_time) 441{ 442 WREG32_P(MPLL_TIME, MPLL_RESET_TIME(reset_time), ~MPLL_RESET_TIME_MASK); 443} 444 445void r600_engine_clock_entry_enable(struct radeon_device *rdev, 446 u32 index, bool enable) 447{ 448 if (enable) 449 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 450 STEP_0_SPLL_ENTRY_VALID, ~STEP_0_SPLL_ENTRY_VALID); 451 else 452 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 453 0, ~STEP_0_SPLL_ENTRY_VALID); 454} 455 456void r600_engine_clock_entry_enable_pulse_skipping(struct radeon_device *rdev, 457 u32 index, bool enable) 458{ 459 if (enable) 460 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 461 STEP_0_SPLL_STEP_ENABLE, ~STEP_0_SPLL_STEP_ENABLE); 462 else 463 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 464 0, ~STEP_0_SPLL_STEP_ENABLE); 465} 466 467void r600_engine_clock_entry_enable_post_divider(struct radeon_device *rdev, 468 u32 index, bool enable) 469{ 470 if (enable) 471 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 472 STEP_0_POST_DIV_EN, ~STEP_0_POST_DIV_EN); 473 else 474 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2), 475 0, ~STEP_0_POST_DIV_EN); 476} 477 478void r600_engine_clock_entry_set_post_divider(struct radeon_device *rdev, 479 u32 index, u32 divider) 480{ 481 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2), 482 STEP_0_SPLL_POST_DIV(divider), ~STEP_0_SPLL_POST_DIV_MASK); 483} 484 485void r600_engine_clock_entry_set_reference_divider(struct radeon_device *rdev, 486 u32 index, u32 divider) 487{ 488 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2), 489 STEP_0_SPLL_REF_DIV(divider), ~STEP_0_SPLL_REF_DIV_MASK); 490} 491 492void r600_engine_clock_entry_set_feedback_divider(struct radeon_device *rdev, 493 u32 index, u32 divider) 494{ 495 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2), 496 STEP_0_SPLL_FB_DIV(divider), ~STEP_0_SPLL_FB_DIV_MASK); 497} 498 499void r600_engine_clock_entry_set_step_time(struct radeon_device *rdev, 500 u32 index, u32 step_time) 501{ 502 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2), 503 STEP_0_SPLL_STEP_TIME(step_time), ~STEP_0_SPLL_STEP_TIME_MASK); 504} 505 506void r600_vid_rt_set_ssu(struct radeon_device *rdev, u32 u) 507{ 508 WREG32_P(VID_RT, SSTU(u), ~SSTU_MASK); 509} 510 511void r600_vid_rt_set_vru(struct radeon_device *rdev, u32 u) 512{ 513 WREG32_P(VID_RT, VID_CRTU(u), ~VID_CRTU_MASK); 514} 515 516void r600_vid_rt_set_vrt(struct radeon_device *rdev, u32 rt) 517{ 518 WREG32_P(VID_RT, VID_CRT(rt), ~VID_CRT_MASK); 519} 520 521void r600_voltage_control_enable_pins(struct radeon_device *rdev, 522 u64 mask) 523{ 524 WREG32(LOWER_GPIO_ENABLE, mask & 0xffffffff); 525 WREG32(UPPER_GPIO_ENABLE, upper_32_bits(mask)); 526} 527 528 529void r600_voltage_control_program_voltages(struct radeon_device *rdev, 530 enum r600_power_level index, u64 pins) 531{ 532 u32 tmp, mask; 533 u32 ix = 3 - (3 & index); 534 535 WREG32(CTXSW_VID_LOWER_GPIO_CNTL + (ix * 4), pins & 0xffffffff); 536 537 mask = 7 << (3 * ix); 538 tmp = RREG32(VID_UPPER_GPIO_CNTL); 539 tmp = (tmp & ~mask) | ((pins >> (32 - (3 * ix))) & mask); 540 WREG32(VID_UPPER_GPIO_CNTL, tmp); 541} 542 543void r600_voltage_control_deactivate_static_control(struct radeon_device *rdev, 544 u64 mask) 545{ 546 u32 gpio; 547 548 gpio = RREG32(GPIOPAD_MASK); 549 gpio &= ~mask; 550 WREG32(GPIOPAD_MASK, gpio); 551 552 gpio = RREG32(GPIOPAD_EN); 553 gpio &= ~mask; 554 WREG32(GPIOPAD_EN, gpio); 555 556 gpio = RREG32(GPIOPAD_A); 557 gpio &= ~mask; 558 WREG32(GPIOPAD_A, gpio); 559} 560 561void r600_power_level_enable(struct radeon_device *rdev, 562 enum r600_power_level index, bool enable) 563{ 564 u32 ix = 3 - (3 & index); 565 566 if (enable) 567 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), CTXSW_FREQ_STATE_ENABLE, 568 ~CTXSW_FREQ_STATE_ENABLE); 569 else 570 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), 0, 571 ~CTXSW_FREQ_STATE_ENABLE); 572} 573 574void r600_power_level_set_voltage_index(struct radeon_device *rdev, 575 enum r600_power_level index, u32 voltage_index) 576{ 577 u32 ix = 3 - (3 & index); 578 579 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), 580 CTXSW_FREQ_VIDS_CFG_INDEX(voltage_index), ~CTXSW_FREQ_VIDS_CFG_INDEX_MASK); 581} 582 583void r600_power_level_set_mem_clock_index(struct radeon_device *rdev, 584 enum r600_power_level index, u32 mem_clock_index) 585{ 586 u32 ix = 3 - (3 & index); 587 588 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), 589 CTXSW_FREQ_MCLK_CFG_INDEX(mem_clock_index), ~CTXSW_FREQ_MCLK_CFG_INDEX_MASK); 590} 591 592void r600_power_level_set_eng_clock_index(struct radeon_device *rdev, 593 enum r600_power_level index, u32 eng_clock_index) 594{ 595 u32 ix = 3 - (3 & index); 596 597 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), 598 CTXSW_FREQ_SCLK_CFG_INDEX(eng_clock_index), ~CTXSW_FREQ_SCLK_CFG_INDEX_MASK); 599} 600 601void r600_power_level_set_watermark_id(struct radeon_device *rdev, 602 enum r600_power_level index, 603 enum r600_display_watermark watermark_id) 604{ 605 u32 ix = 3 - (3 & index); 606 u32 tmp = 0; 607 608 if (watermark_id == R600_DISPLAY_WATERMARK_HIGH) 609 tmp = CTXSW_FREQ_DISPLAY_WATERMARK; 610 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), tmp, ~CTXSW_FREQ_DISPLAY_WATERMARK); 611} 612 613void r600_power_level_set_pcie_gen2(struct radeon_device *rdev, 614 enum r600_power_level index, bool compatible) 615{ 616 u32 ix = 3 - (3 & index); 617 u32 tmp = 0; 618 619 if (compatible) 620 tmp = CTXSW_FREQ_GEN2PCIE_VOLT; 621 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), tmp, ~CTXSW_FREQ_GEN2PCIE_VOLT); 622} 623 624enum r600_power_level r600_power_level_get_current_index(struct radeon_device *rdev) 625{ 626 u32 tmp; 627 628 tmp = RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_PROFILE_INDEX_MASK; 629 tmp >>= CURRENT_PROFILE_INDEX_SHIFT; 630 return tmp; 631} 632 633enum r600_power_level r600_power_level_get_target_index(struct radeon_device *rdev) 634{ 635 u32 tmp; 636 637 tmp = RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & TARGET_PROFILE_INDEX_MASK; 638 tmp >>= TARGET_PROFILE_INDEX_SHIFT; 639 return tmp; 640} 641 642void r600_power_level_set_enter_index(struct radeon_device *rdev, 643 enum r600_power_level index) 644{ 645 WREG32_P(TARGET_AND_CURRENT_PROFILE_INDEX, DYN_PWR_ENTER_INDEX(index), 646 ~DYN_PWR_ENTER_INDEX_MASK); 647} 648 649void r600_wait_for_power_level_unequal(struct radeon_device *rdev, 650 enum r600_power_level index) 651{ 652 int i; 653 654 for (i = 0; i < rdev->usec_timeout; i++) { 655 if (r600_power_level_get_target_index(rdev) != index) 656 break; 657 udelay(1); 658 } 659 660 for (i = 0; i < rdev->usec_timeout; i++) { 661 if (r600_power_level_get_current_index(rdev) != index) 662 break; 663 udelay(1); 664 } 665} 666 667void r600_wait_for_power_level(struct radeon_device *rdev, 668 enum r600_power_level index) 669{ 670 int i; 671 672 for (i = 0; i < rdev->usec_timeout; i++) { 673 if (r600_power_level_get_target_index(rdev) == index) 674 break; 675 udelay(1); 676 } 677 678 for (i = 0; i < rdev->usec_timeout; i++) { 679 if (r600_power_level_get_current_index(rdev) == index) 680 break; 681 udelay(1); 682 } 683} 684 685void r600_start_dpm(struct radeon_device *rdev) 686{ 687 r600_enable_sclk_control(rdev, false); 688 r600_enable_mclk_control(rdev, false); 689 690 r600_dynamicpm_enable(rdev, true); 691 692 radeon_wait_for_vblank(rdev, 0); 693 radeon_wait_for_vblank(rdev, 1); 694 695 r600_enable_spll_bypass(rdev, true); 696 r600_wait_for_spll_change(rdev); 697 r600_enable_spll_bypass(rdev, false); 698 r600_wait_for_spll_change(rdev); 699 700 r600_enable_spll_bypass(rdev, true); 701 r600_wait_for_spll_change(rdev); 702 r600_enable_spll_bypass(rdev, false); 703 r600_wait_for_spll_change(rdev); 704 705 r600_enable_sclk_control(rdev, true); 706 r600_enable_mclk_control(rdev, true); 707} 708 709void r600_stop_dpm(struct radeon_device *rdev) 710{ 711 r600_dynamicpm_enable(rdev, false); 712} 713 714int r600_dpm_pre_set_power_state(struct radeon_device *rdev) 715{ 716 return 0; 717} 718 719void r600_dpm_post_set_power_state(struct radeon_device *rdev) 720{ 721 722} 723 724bool r600_is_uvd_state(u32 class, u32 class2) 725{ 726 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) 727 return true; 728 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE) 729 return true; 730 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE) 731 return true; 732 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE) 733 return true; 734 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC) 735 return true; 736 return false; 737} 738 739static int r600_set_thermal_temperature_range(struct radeon_device *rdev, 740 int min_temp, int max_temp) 741{ 742 int low_temp = 0 * 1000; 743 int high_temp = 255 * 1000; 744 745 if (low_temp < min_temp) 746 low_temp = min_temp; 747 if (high_temp > max_temp) 748 high_temp = max_temp; 749 if (high_temp < low_temp) { 750 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp); 751 return -EINVAL; 752 } 753 754 WREG32_P(CG_THERMAL_INT, DIG_THERM_INTH(high_temp / 1000), ~DIG_THERM_INTH_MASK); 755 WREG32_P(CG_THERMAL_INT, DIG_THERM_INTL(low_temp / 1000), ~DIG_THERM_INTL_MASK); 756 WREG32_P(CG_THERMAL_CTRL, DIG_THERM_DPM(high_temp / 1000), ~DIG_THERM_DPM_MASK); 757 758 rdev->pm.dpm.thermal.min_temp = low_temp; 759 rdev->pm.dpm.thermal.max_temp = high_temp; 760 761 return 0; 762} 763 764bool r600_is_internal_thermal_sensor(enum radeon_int_thermal_type sensor) 765{ 766 switch (sensor) { 767 case THERMAL_TYPE_RV6XX: 768 case THERMAL_TYPE_RV770: 769 case THERMAL_TYPE_EVERGREEN: 770 case THERMAL_TYPE_SUMO: 771 case THERMAL_TYPE_NI: 772 case THERMAL_TYPE_SI: 773 case THERMAL_TYPE_CI: 774 case THERMAL_TYPE_KV: 775 return true; 776 case THERMAL_TYPE_ADT7473_WITH_INTERNAL: 777 case THERMAL_TYPE_EMC2103_WITH_INTERNAL: 778 return false; /* need special handling */ 779 case THERMAL_TYPE_NONE: 780 case THERMAL_TYPE_EXTERNAL: 781 case THERMAL_TYPE_EXTERNAL_GPIO: 782 default: 783 return false; 784 } 785} 786 787int r600_dpm_late_enable(struct radeon_device *rdev) 788{ 789 int ret; 790 791 if (rdev->irq.installed && 792 r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { 793 ret = r600_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); 794 if (ret) 795 return ret; 796 rdev->irq.dpm_thermal = true; 797 radeon_irq_set(rdev); 798 } 799 800 return 0; 801} 802 803union power_info { 804 struct _ATOM_POWERPLAY_INFO info; 805 struct _ATOM_POWERPLAY_INFO_V2 info_2; 806 struct _ATOM_POWERPLAY_INFO_V3 info_3; 807 struct _ATOM_PPLIB_POWERPLAYTABLE pplib; 808 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2; 809 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3; 810 struct _ATOM_PPLIB_POWERPLAYTABLE4 pplib4; 811 struct _ATOM_PPLIB_POWERPLAYTABLE5 pplib5; 812}; 813 814union fan_info { 815 struct _ATOM_PPLIB_FANTABLE fan; 816 struct _ATOM_PPLIB_FANTABLE2 fan2; 817 struct _ATOM_PPLIB_FANTABLE3 fan3; 818}; 819 820static int r600_parse_clk_voltage_dep_table(struct radeon_clock_voltage_dependency_table *radeon_table, 821 ATOM_PPLIB_Clock_Voltage_Dependency_Table *atom_table) 822{ 823 int i; 824 ATOM_PPLIB_Clock_Voltage_Dependency_Record *entry; 825 826 radeon_table->entries = kcalloc(atom_table->ucNumEntries, 827 sizeof(struct radeon_clock_voltage_dependency_entry), 828 GFP_KERNEL); 829 if (!radeon_table->entries) 830 return -ENOMEM; 831 832 entry = &atom_table->entries[0]; 833 for (i = 0; i < atom_table->ucNumEntries; i++) { 834 radeon_table->entries[i].clk = le16_to_cpu(entry->usClockLow) | 835 (entry->ucClockHigh << 16); 836 radeon_table->entries[i].v = le16_to_cpu(entry->usVoltage); 837 entry = (ATOM_PPLIB_Clock_Voltage_Dependency_Record *) 838 ((u8 *)entry + sizeof(ATOM_PPLIB_Clock_Voltage_Dependency_Record)); 839 } 840 radeon_table->count = atom_table->ucNumEntries; 841 842 return 0; 843} 844 845int r600_get_platform_caps(struct radeon_device *rdev) 846{ 847 struct radeon_mode_info *mode_info = &rdev->mode_info; 848 union power_info *power_info; 849 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); 850 u16 data_offset; 851 u8 frev, crev; 852 853 if (!atom_parse_data_header(mode_info->atom_context, index, NULL, 854 &frev, &crev, &data_offset)) 855 return -EINVAL; 856 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); 857 858 rdev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps); 859 rdev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime); 860 rdev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime); 861 862 return 0; 863} 864 865/* sizeof(ATOM_PPLIB_EXTENDEDHEADER) */ 866#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2 12 867#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3 14 868#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4 16 869#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5 18 870#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6 20 871#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7 22 872 873int r600_parse_extended_power_table(struct radeon_device *rdev) 874{ 875 struct radeon_mode_info *mode_info = &rdev->mode_info; 876 union power_info *power_info; 877 union fan_info *fan_info; 878 ATOM_PPLIB_Clock_Voltage_Dependency_Table *dep_table; 879 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); 880 u16 data_offset; 881 u8 frev, crev; 882 int ret, i; 883 884 if (!atom_parse_data_header(mode_info->atom_context, index, NULL, 885 &frev, &crev, &data_offset)) 886 return -EINVAL; 887 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); 888 889 /* fan table */ 890 if (le16_to_cpu(power_info->pplib.usTableSize) >= 891 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) { 892 if (power_info->pplib3.usFanTableOffset) { 893 fan_info = (union fan_info *)(mode_info->atom_context->bios + data_offset + 894 le16_to_cpu(power_info->pplib3.usFanTableOffset)); 895 rdev->pm.dpm.fan.t_hyst = fan_info->fan.ucTHyst; 896 rdev->pm.dpm.fan.t_min = le16_to_cpu(fan_info->fan.usTMin); 897 rdev->pm.dpm.fan.t_med = le16_to_cpu(fan_info->fan.usTMed); 898 rdev->pm.dpm.fan.t_high = le16_to_cpu(fan_info->fan.usTHigh); 899 rdev->pm.dpm.fan.pwm_min = le16_to_cpu(fan_info->fan.usPWMMin); 900 rdev->pm.dpm.fan.pwm_med = le16_to_cpu(fan_info->fan.usPWMMed); 901 rdev->pm.dpm.fan.pwm_high = le16_to_cpu(fan_info->fan.usPWMHigh); 902 if (fan_info->fan.ucFanTableFormat >= 2) 903 rdev->pm.dpm.fan.t_max = le16_to_cpu(fan_info->fan2.usTMax); 904 else 905 rdev->pm.dpm.fan.t_max = 10900; 906 rdev->pm.dpm.fan.cycle_delay = 100000; 907 if (fan_info->fan.ucFanTableFormat >= 3) { 908 rdev->pm.dpm.fan.control_mode = fan_info->fan3.ucFanControlMode; 909 rdev->pm.dpm.fan.default_max_fan_pwm = 910 le16_to_cpu(fan_info->fan3.usFanPWMMax); 911 rdev->pm.dpm.fan.default_fan_output_sensitivity = 4836; 912 rdev->pm.dpm.fan.fan_output_sensitivity = 913 le16_to_cpu(fan_info->fan3.usFanOutputSensitivity); 914 } 915 rdev->pm.dpm.fan.ucode_fan_control = true; 916 } 917 } 918 919 /* clock dependancy tables, shedding tables */ 920 if (le16_to_cpu(power_info->pplib.usTableSize) >= 921 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE4)) { 922 if (power_info->pplib4.usVddcDependencyOnSCLKOffset) { 923 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) 924 (mode_info->atom_context->bios + data_offset + 925 le16_to_cpu(power_info->pplib4.usVddcDependencyOnSCLKOffset)); 926 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk, 927 dep_table); 928 if (ret) 929 return ret; 930 } 931 if (power_info->pplib4.usVddciDependencyOnMCLKOffset) { 932 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) 933 (mode_info->atom_context->bios + data_offset + 934 le16_to_cpu(power_info->pplib4.usVddciDependencyOnMCLKOffset)); 935 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, 936 dep_table); 937 if (ret) { 938 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries); 939 return ret; 940 } 941 } 942 if (power_info->pplib4.usVddcDependencyOnMCLKOffset) { 943 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) 944 (mode_info->atom_context->bios + data_offset + 945 le16_to_cpu(power_info->pplib4.usVddcDependencyOnMCLKOffset)); 946 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, 947 dep_table); 948 if (ret) { 949 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries); 950 kfree(rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries); 951 return ret; 952 } 953 } 954 if (power_info->pplib4.usMvddDependencyOnMCLKOffset) { 955 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) 956 (mode_info->atom_context->bios + data_offset + 957 le16_to_cpu(power_info->pplib4.usMvddDependencyOnMCLKOffset)); 958 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, 959 dep_table); 960 if (ret) { 961 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries); 962 kfree(rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries); 963 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries); 964 return ret; 965 } 966 } 967 if (power_info->pplib4.usMaxClockVoltageOnDCOffset) { 968 ATOM_PPLIB_Clock_Voltage_Limit_Table *clk_v = 969 (ATOM_PPLIB_Clock_Voltage_Limit_Table *) 970 (mode_info->atom_context->bios + data_offset + 971 le16_to_cpu(power_info->pplib4.usMaxClockVoltageOnDCOffset)); 972 if (clk_v->ucNumEntries) { 973 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk = 974 le16_to_cpu(clk_v->entries[0].usSclkLow) | 975 (clk_v->entries[0].ucSclkHigh << 16); 976 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk = 977 le16_to_cpu(clk_v->entries[0].usMclkLow) | 978 (clk_v->entries[0].ucMclkHigh << 16); 979 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc = 980 le16_to_cpu(clk_v->entries[0].usVddc); 981 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddci = 982 le16_to_cpu(clk_v->entries[0].usVddci); 983 } 984 } 985 if (power_info->pplib4.usVddcPhaseShedLimitsTableOffset) { 986 ATOM_PPLIB_PhaseSheddingLimits_Table *psl = 987 (ATOM_PPLIB_PhaseSheddingLimits_Table *) 988 (mode_info->atom_context->bios + data_offset + 989 le16_to_cpu(power_info->pplib4.usVddcPhaseShedLimitsTableOffset)); 990 ATOM_PPLIB_PhaseSheddingLimits_Record *entry; 991 992 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries = 993 kcalloc(psl->ucNumEntries, 994 sizeof(struct radeon_phase_shedding_limits_entry), 995 GFP_KERNEL); 996 if (!rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries) { 997 r600_free_extended_power_table(rdev); 998 return -ENOMEM; 999 } 1000 1001 entry = &psl->entries[0]; 1002 for (i = 0; i < psl->ucNumEntries; i++) { 1003 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].sclk = 1004 le16_to_cpu(entry->usSclkLow) | (entry->ucSclkHigh << 16); 1005 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].mclk = 1006 le16_to_cpu(entry->usMclkLow) | (entry->ucMclkHigh << 16); 1007 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].voltage = 1008 le16_to_cpu(entry->usVoltage); 1009 entry = (ATOM_PPLIB_PhaseSheddingLimits_Record *) 1010 ((u8 *)entry + sizeof(ATOM_PPLIB_PhaseSheddingLimits_Record)); 1011 } 1012 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.count = 1013 psl->ucNumEntries; 1014 } 1015 } 1016 1017 /* cac data */ 1018 if (le16_to_cpu(power_info->pplib.usTableSize) >= 1019 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE5)) { 1020 rdev->pm.dpm.tdp_limit = le32_to_cpu(power_info->pplib5.ulTDPLimit); 1021 rdev->pm.dpm.near_tdp_limit = le32_to_cpu(power_info->pplib5.ulNearTDPLimit); 1022 rdev->pm.dpm.near_tdp_limit_adjusted = rdev->pm.dpm.near_tdp_limit; 1023 rdev->pm.dpm.tdp_od_limit = le16_to_cpu(power_info->pplib5.usTDPODLimit); 1024 if (rdev->pm.dpm.tdp_od_limit) 1025 rdev->pm.dpm.power_control = true; 1026 else 1027 rdev->pm.dpm.power_control = false; 1028 rdev->pm.dpm.tdp_adjustment = 0; 1029 rdev->pm.dpm.sq_ramping_threshold = le32_to_cpu(power_info->pplib5.ulSQRampingThreshold); 1030 rdev->pm.dpm.cac_leakage = le32_to_cpu(power_info->pplib5.ulCACLeakage); 1031 rdev->pm.dpm.load_line_slope = le16_to_cpu(power_info->pplib5.usLoadLineSlope); 1032 if (power_info->pplib5.usCACLeakageTableOffset) { 1033 ATOM_PPLIB_CAC_Leakage_Table *cac_table = 1034 (ATOM_PPLIB_CAC_Leakage_Table *) 1035 (mode_info->atom_context->bios + data_offset + 1036 le16_to_cpu(power_info->pplib5.usCACLeakageTableOffset)); 1037 ATOM_PPLIB_CAC_Leakage_Record *entry; 1038 u32 size = cac_table->ucNumEntries * sizeof(struct radeon_cac_leakage_table); 1039 rdev->pm.dpm.dyn_state.cac_leakage_table.entries = kzalloc(size, GFP_KERNEL); 1040 if (!rdev->pm.dpm.dyn_state.cac_leakage_table.entries) { 1041 r600_free_extended_power_table(rdev); 1042 return -ENOMEM; 1043 } 1044 entry = &cac_table->entries[0]; 1045 for (i = 0; i < cac_table->ucNumEntries; i++) { 1046 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { 1047 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1 = 1048 le16_to_cpu(entry->usVddc1); 1049 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2 = 1050 le16_to_cpu(entry->usVddc2); 1051 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3 = 1052 le16_to_cpu(entry->usVddc3); 1053 } else { 1054 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc = 1055 le16_to_cpu(entry->usVddc); 1056 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage = 1057 le32_to_cpu(entry->ulLeakageValue); 1058 } 1059 entry = (ATOM_PPLIB_CAC_Leakage_Record *) 1060 ((u8 *)entry + sizeof(ATOM_PPLIB_CAC_Leakage_Record)); 1061 } 1062 rdev->pm.dpm.dyn_state.cac_leakage_table.count = cac_table->ucNumEntries; 1063 } 1064 } 1065 1066 /* ext tables */ 1067 if (le16_to_cpu(power_info->pplib.usTableSize) >= 1068 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) { 1069 ATOM_PPLIB_EXTENDEDHEADER *ext_hdr = (ATOM_PPLIB_EXTENDEDHEADER *) 1070 (mode_info->atom_context->bios + data_offset + 1071 le16_to_cpu(power_info->pplib3.usExtendendedHeaderOffset)); 1072 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2) && 1073 ext_hdr->usVCETableOffset) { 1074 VCEClockInfoArray *array = (VCEClockInfoArray *) 1075 (mode_info->atom_context->bios + data_offset + 1076 le16_to_cpu(ext_hdr->usVCETableOffset) + 1); 1077 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *limits = 1078 (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *) 1079 (mode_info->atom_context->bios + data_offset + 1080 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 + 1081 1 + array->ucNumEntries * sizeof(VCEClockInfo)); 1082 ATOM_PPLIB_VCE_State_Table *states = 1083 (ATOM_PPLIB_VCE_State_Table *) 1084 (mode_info->atom_context->bios + data_offset + 1085 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 + 1086 1 + (array->ucNumEntries * sizeof (VCEClockInfo)) + 1087 1 + (limits->numEntries * sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record))); 1088 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *entry; 1089 ATOM_PPLIB_VCE_State_Record *state_entry; 1090 VCEClockInfo *vce_clk; 1091 u32 size = limits->numEntries * 1092 sizeof(struct radeon_vce_clock_voltage_dependency_entry); 1093 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries = 1094 kzalloc(size, GFP_KERNEL); 1095 if (!rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries) { 1096 r600_free_extended_power_table(rdev); 1097 return -ENOMEM; 1098 } 1099 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count = 1100 limits->numEntries; 1101 entry = &limits->entries[0]; 1102 state_entry = &states->entries[0]; 1103 for (i = 0; i < limits->numEntries; i++) { 1104 vce_clk = (VCEClockInfo *) 1105 ((u8 *)&array->entries[0] + 1106 (entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo))); 1107 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].evclk = 1108 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16); 1109 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].ecclk = 1110 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16); 1111 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v = 1112 le16_to_cpu(entry->usVoltage); 1113 entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *) 1114 ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)); 1115 } 1116 for (i = 0; i < states->numEntries; i++) { 1117 if (i >= RADEON_MAX_VCE_LEVELS) 1118 break; 1119 vce_clk = (VCEClockInfo *) 1120 ((u8 *)&array->entries[0] + 1121 (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo))); 1122 rdev->pm.dpm.vce_states[i].evclk = 1123 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16); 1124 rdev->pm.dpm.vce_states[i].ecclk = 1125 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16); 1126 rdev->pm.dpm.vce_states[i].clk_idx = 1127 state_entry->ucClockInfoIndex & 0x3f; 1128 rdev->pm.dpm.vce_states[i].pstate = 1129 (state_entry->ucClockInfoIndex & 0xc0) >> 6; 1130 state_entry = (ATOM_PPLIB_VCE_State_Record *) 1131 ((u8 *)state_entry + sizeof(ATOM_PPLIB_VCE_State_Record)); 1132 } 1133 } 1134 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3) && 1135 ext_hdr->usUVDTableOffset) { 1136 UVDClockInfoArray *array = (UVDClockInfoArray *) 1137 (mode_info->atom_context->bios + data_offset + 1138 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1); 1139 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *limits = 1140 (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *) 1141 (mode_info->atom_context->bios + data_offset + 1142 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1 + 1143 1 + (array->ucNumEntries * sizeof (UVDClockInfo))); 1144 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *entry; 1145 u32 size = limits->numEntries * 1146 sizeof(struct radeon_uvd_clock_voltage_dependency_entry); 1147 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries = 1148 kzalloc(size, GFP_KERNEL); 1149 if (!rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries) { 1150 r600_free_extended_power_table(rdev); 1151 return -ENOMEM; 1152 } 1153 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count = 1154 limits->numEntries; 1155 entry = &limits->entries[0]; 1156 for (i = 0; i < limits->numEntries; i++) { 1157 UVDClockInfo *uvd_clk = (UVDClockInfo *) 1158 ((u8 *)&array->entries[0] + 1159 (entry->ucUVDClockInfoIndex * sizeof(UVDClockInfo))); 1160 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].vclk = 1161 le16_to_cpu(uvd_clk->usVClkLow) | (uvd_clk->ucVClkHigh << 16); 1162 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].dclk = 1163 le16_to_cpu(uvd_clk->usDClkLow) | (uvd_clk->ucDClkHigh << 16); 1164 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v = 1165 le16_to_cpu(entry->usVoltage); 1166 entry = (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *) 1167 ((u8 *)entry + sizeof(ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record)); 1168 } 1169 } 1170 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4) && 1171 ext_hdr->usSAMUTableOffset) { 1172 ATOM_PPLIB_SAMClk_Voltage_Limit_Table *limits = 1173 (ATOM_PPLIB_SAMClk_Voltage_Limit_Table *) 1174 (mode_info->atom_context->bios + data_offset + 1175 le16_to_cpu(ext_hdr->usSAMUTableOffset) + 1); 1176 ATOM_PPLIB_SAMClk_Voltage_Limit_Record *entry; 1177 u32 size = limits->numEntries * 1178 sizeof(struct radeon_clock_voltage_dependency_entry); 1179 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries = 1180 kzalloc(size, GFP_KERNEL); 1181 if (!rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries) { 1182 r600_free_extended_power_table(rdev); 1183 return -ENOMEM; 1184 } 1185 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count = 1186 limits->numEntries; 1187 entry = &limits->entries[0]; 1188 for (i = 0; i < limits->numEntries; i++) { 1189 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].clk = 1190 le16_to_cpu(entry->usSAMClockLow) | (entry->ucSAMClockHigh << 16); 1191 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v = 1192 le16_to_cpu(entry->usVoltage); 1193 entry = (ATOM_PPLIB_SAMClk_Voltage_Limit_Record *) 1194 ((u8 *)entry + sizeof(ATOM_PPLIB_SAMClk_Voltage_Limit_Record)); 1195 } 1196 } 1197 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5) && 1198 ext_hdr->usPPMTableOffset) { 1199 ATOM_PPLIB_PPM_Table *ppm = (ATOM_PPLIB_PPM_Table *) 1200 (mode_info->atom_context->bios + data_offset + 1201 le16_to_cpu(ext_hdr->usPPMTableOffset)); 1202 rdev->pm.dpm.dyn_state.ppm_table = 1203 kzalloc(sizeof(struct radeon_ppm_table), GFP_KERNEL); 1204 if (!rdev->pm.dpm.dyn_state.ppm_table) { 1205 r600_free_extended_power_table(rdev); 1206 return -ENOMEM; 1207 } 1208 rdev->pm.dpm.dyn_state.ppm_table->ppm_design = ppm->ucPpmDesign; 1209 rdev->pm.dpm.dyn_state.ppm_table->cpu_core_number = 1210 le16_to_cpu(ppm->usCpuCoreNumber); 1211 rdev->pm.dpm.dyn_state.ppm_table->platform_tdp = 1212 le32_to_cpu(ppm->ulPlatformTDP); 1213 rdev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdp = 1214 le32_to_cpu(ppm->ulSmallACPlatformTDP); 1215 rdev->pm.dpm.dyn_state.ppm_table->platform_tdc = 1216 le32_to_cpu(ppm->ulPlatformTDC); 1217 rdev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdc = 1218 le32_to_cpu(ppm->ulSmallACPlatformTDC); 1219 rdev->pm.dpm.dyn_state.ppm_table->apu_tdp = 1220 le32_to_cpu(ppm->ulApuTDP); 1221 rdev->pm.dpm.dyn_state.ppm_table->dgpu_tdp = 1222 le32_to_cpu(ppm->ulDGpuTDP); 1223 rdev->pm.dpm.dyn_state.ppm_table->dgpu_ulv_power = 1224 le32_to_cpu(ppm->ulDGpuUlvPower); 1225 rdev->pm.dpm.dyn_state.ppm_table->tj_max = 1226 le32_to_cpu(ppm->ulTjmax); 1227 } 1228 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6) && 1229 ext_hdr->usACPTableOffset) { 1230 ATOM_PPLIB_ACPClk_Voltage_Limit_Table *limits = 1231 (ATOM_PPLIB_ACPClk_Voltage_Limit_Table *) 1232 (mode_info->atom_context->bios + data_offset + 1233 le16_to_cpu(ext_hdr->usACPTableOffset) + 1); 1234 ATOM_PPLIB_ACPClk_Voltage_Limit_Record *entry; 1235 u32 size = limits->numEntries * 1236 sizeof(struct radeon_clock_voltage_dependency_entry); 1237 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries = 1238 kzalloc(size, GFP_KERNEL); 1239 if (!rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries) { 1240 r600_free_extended_power_table(rdev); 1241 return -ENOMEM; 1242 } 1243 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count = 1244 limits->numEntries; 1245 entry = &limits->entries[0]; 1246 for (i = 0; i < limits->numEntries; i++) { 1247 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].clk = 1248 le16_to_cpu(entry->usACPClockLow) | (entry->ucACPClockHigh << 16); 1249 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v = 1250 le16_to_cpu(entry->usVoltage); 1251 entry = (ATOM_PPLIB_ACPClk_Voltage_Limit_Record *) 1252 ((u8 *)entry + sizeof(ATOM_PPLIB_ACPClk_Voltage_Limit_Record)); 1253 } 1254 } 1255 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7) && 1256 ext_hdr->usPowerTuneTableOffset) { 1257 u8 rev = *(u8 *)(mode_info->atom_context->bios + data_offset + 1258 le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); 1259 ATOM_PowerTune_Table *pt; 1260 rdev->pm.dpm.dyn_state.cac_tdp_table = 1261 kzalloc(sizeof(struct radeon_cac_tdp_table), GFP_KERNEL); 1262 if (!rdev->pm.dpm.dyn_state.cac_tdp_table) { 1263 r600_free_extended_power_table(rdev); 1264 return -ENOMEM; 1265 } 1266 if (rev > 0) { 1267 ATOM_PPLIB_POWERTUNE_Table_V1 *ppt = (ATOM_PPLIB_POWERTUNE_Table_V1 *) 1268 (mode_info->atom_context->bios + data_offset + 1269 le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); 1270 rdev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 1271 le16_to_cpu(ppt->usMaximumPowerDeliveryLimit); 1272 pt = &ppt->power_tune_table; 1273 } else { 1274 ATOM_PPLIB_POWERTUNE_Table *ppt = (ATOM_PPLIB_POWERTUNE_Table *) 1275 (mode_info->atom_context->bios + data_offset + 1276 le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); 1277 rdev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 255; 1278 pt = &ppt->power_tune_table; 1279 } 1280 rdev->pm.dpm.dyn_state.cac_tdp_table->tdp = le16_to_cpu(pt->usTDP); 1281 rdev->pm.dpm.dyn_state.cac_tdp_table->configurable_tdp = 1282 le16_to_cpu(pt->usConfigurableTDP); 1283 rdev->pm.dpm.dyn_state.cac_tdp_table->tdc = le16_to_cpu(pt->usTDC); 1284 rdev->pm.dpm.dyn_state.cac_tdp_table->battery_power_limit = 1285 le16_to_cpu(pt->usBatteryPowerLimit); 1286 rdev->pm.dpm.dyn_state.cac_tdp_table->small_power_limit = 1287 le16_to_cpu(pt->usSmallPowerLimit); 1288 rdev->pm.dpm.dyn_state.cac_tdp_table->low_cac_leakage = 1289 le16_to_cpu(pt->usLowCACLeakage); 1290 rdev->pm.dpm.dyn_state.cac_tdp_table->high_cac_leakage = 1291 le16_to_cpu(pt->usHighCACLeakage); 1292 } 1293 } 1294 1295 return 0; 1296} 1297 1298void r600_free_extended_power_table(struct radeon_device *rdev) 1299{ 1300 struct radeon_dpm_dynamic_state *dyn_state = &rdev->pm.dpm.dyn_state; 1301 1302 kfree(dyn_state->vddc_dependency_on_sclk.entries); 1303 kfree(dyn_state->vddci_dependency_on_mclk.entries); 1304 kfree(dyn_state->vddc_dependency_on_mclk.entries); 1305 kfree(dyn_state->mvdd_dependency_on_mclk.entries); 1306 kfree(dyn_state->cac_leakage_table.entries); 1307 kfree(dyn_state->phase_shedding_limits_table.entries); 1308 kfree(dyn_state->ppm_table); 1309 kfree(dyn_state->cac_tdp_table); 1310 kfree(dyn_state->vce_clock_voltage_dependency_table.entries); 1311 kfree(dyn_state->uvd_clock_voltage_dependency_table.entries); 1312 kfree(dyn_state->samu_clock_voltage_dependency_table.entries); 1313 kfree(dyn_state->acp_clock_voltage_dependency_table.entries); 1314} 1315 1316enum radeon_pcie_gen r600_get_pcie_gen_support(struct radeon_device *rdev, 1317 u32 sys_mask, 1318 enum radeon_pcie_gen asic_gen, 1319 enum radeon_pcie_gen default_gen) 1320{ 1321 switch (asic_gen) { 1322 case RADEON_PCIE_GEN1: 1323 return RADEON_PCIE_GEN1; 1324 case RADEON_PCIE_GEN2: 1325 return RADEON_PCIE_GEN2; 1326 case RADEON_PCIE_GEN3: 1327 return RADEON_PCIE_GEN3; 1328 default: 1329 if ((sys_mask & RADEON_PCIE_SPEED_80) && (default_gen == RADEON_PCIE_GEN3)) 1330 return RADEON_PCIE_GEN3; 1331 else if ((sys_mask & RADEON_PCIE_SPEED_50) && (default_gen == RADEON_PCIE_GEN2)) 1332 return RADEON_PCIE_GEN2; 1333 else 1334 return RADEON_PCIE_GEN1; 1335 } 1336 return RADEON_PCIE_GEN1; 1337} 1338 1339u16 r600_get_pcie_lane_support(struct radeon_device *rdev, 1340 u16 asic_lanes, 1341 u16 default_lanes) 1342{ 1343 switch (asic_lanes) { 1344 case 0: 1345 default: 1346 return default_lanes; 1347 case 1: 1348 return 1; 1349 case 2: 1350 return 2; 1351 case 4: 1352 return 4; 1353 case 8: 1354 return 8; 1355 case 12: 1356 return 12; 1357 case 16: 1358 return 16; 1359 } 1360} 1361 1362u8 r600_encode_pci_lane_width(u32 lanes) 1363{ 1364 static const u8 encoded_lanes[] = { 1365 0, 1, 2, 0, 3, 0, 0, 0, 4, 0, 0, 0, 5, 0, 0, 0, 6 1366 }; 1367 1368 if (lanes > 16) 1369 return 0; 1370 1371 return encoded_lanes[lanes]; 1372}