1 /* 2 * Copyright 2010 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 #include <linux/firmware.h> 25 #include <linux/platform_device.h> 26 #include <linux/slab.h> 27 #include "drmP.h" 28 #include "radeon.h" 29 #include "radeon_asic.h" 30 #include "radeon_drm.h" 31 #include "evergreend.h" 32 #include "atom.h" 33 #include "avivod.h" 34 #include "evergreen_reg.h" 35 #include "evergreen_blit_shaders.h" 36 37 #define EVERGREEN_PFP_UCODE_SIZE 1120 38 #define EVERGREEN_PM4_UCODE_SIZE 1376 39 40 static void evergreen_gpu_init(struct radeon_device *rdev); 41 void evergreen_fini(struct radeon_device *rdev); 42 void evergreen_pcie_gen2_enable(struct radeon_device *rdev); 43 extern void cayman_cp_int_cntl_setup(struct radeon_device *rdev, 44 int ring, u32 cp_int_cntl); 45 46 void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev) 47 { 48 u16 ctl, v; 49 int cap, err; 50 51 cap = pci_pcie_cap(rdev->pdev); 52 if (!cap) 53 return; 54 55 err = pci_read_config_word(rdev->pdev, cap + PCI_EXP_DEVCTL, &ctl); 56 if (err) 57 return; 58 59 v = (ctl & PCI_EXP_DEVCTL_READRQ) >> 12; 60 61 /* if bios or OS sets MAX_READ_REQUEST_SIZE to an invalid value, fix it 62 * to avoid hangs or perfomance issues 63 */ 64 if ((v == 0) || (v == 6) || (v == 7)) { 65 ctl &= ~PCI_EXP_DEVCTL_READRQ; 66 ctl |= (2 << 12); 67 pci_write_config_word(rdev->pdev, cap + PCI_EXP_DEVCTL, ctl); 68 } 69 } 70 71 void evergreen_pre_page_flip(struct radeon_device *rdev, int crtc) 72 { 73 /* enable the pflip int */ 74 radeon_irq_kms_pflip_irq_get(rdev, crtc); 75 } 76 77 void evergreen_post_page_flip(struct radeon_device *rdev, int crtc) 78 { 79 /* disable the pflip int */ 80 radeon_irq_kms_pflip_irq_put(rdev, crtc); 81 } 82 83 u32 evergreen_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base) 84 { 85 struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id]; 86 u32 tmp = RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset); 87 int i; 88 89 /* Lock the graphics update lock */ 90 tmp |= EVERGREEN_GRPH_UPDATE_LOCK; 91 WREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset, tmp); 92 93 /* update the scanout addresses */ 94 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset, 95 upper_32_bits(crtc_base)); 96 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, 97 (u32)crtc_base); 98 99 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset, 100 upper_32_bits(crtc_base)); 101 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, 102 (u32)crtc_base); 103 104 /* Wait for update_pending to go high. */ 105 for (i = 0; i < rdev->usec_timeout; i++) { 106 if (RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING) 107 break; 108 udelay(1); 109 } 110 DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n"); 111 112 /* Unlock the lock, so double-buffering can take place inside vblank */ 113 tmp &= ~EVERGREEN_GRPH_UPDATE_LOCK; 114 WREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset, tmp); 115 116 /* Return current update_pending status: */ 117 return RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING; 118 } 119 120 /* get temperature in millidegrees */ 121 int evergreen_get_temp(struct radeon_device *rdev) 122 { 123 u32 temp, toffset; 124 int actual_temp = 0; 125 126 if (rdev->family == CHIP_JUNIPER) { 127 toffset = (RREG32(CG_THERMAL_CTRL) & TOFFSET_MASK) >> 128 TOFFSET_SHIFT; 129 temp = (RREG32(CG_TS0_STATUS) & TS0_ADC_DOUT_MASK) >> 130 TS0_ADC_DOUT_SHIFT; 131 132 if (toffset & 0x100) 133 actual_temp = temp / 2 - (0x200 - toffset); 134 else 135 actual_temp = temp / 2 + toffset; 136 137 actual_temp = actual_temp * 1000; 138 139 } else { 140 temp = (RREG32(CG_MULT_THERMAL_STATUS) & ASIC_T_MASK) >> 141 ASIC_T_SHIFT; 142 143 if (temp & 0x400) 144 actual_temp = -256; 145 else if (temp & 0x200) 146 actual_temp = 255; 147 else if (temp & 0x100) { 148 actual_temp = temp & 0x1ff; 149 actual_temp |= ~0x1ff; 150 } else 151 actual_temp = temp & 0xff; 152 153 actual_temp = (actual_temp * 1000) / 2; 154 } 155 156 return actual_temp; 157 } 158 159 int sumo_get_temp(struct radeon_device *rdev) 160 { 161 u32 temp = RREG32(CG_THERMAL_STATUS) & 0xff; 162 int actual_temp = temp - 49; 163 164 return actual_temp * 1000; 165 } 166 167 void sumo_pm_init_profile(struct radeon_device *rdev) 168 { 169 int idx; 170 171 /* default */ 172 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; 173 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; 174 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; 175 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0; 176 177 /* low,mid sh/mh */ 178 if (rdev->flags & RADEON_IS_MOBILITY) 179 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0); 180 else 181 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); 182 183 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx; 184 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx; 185 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; 186 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; 187 188 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx; 189 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx; 190 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; 191 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; 192 193 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx; 194 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx; 195 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; 196 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0; 197 198 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx; 199 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx; 200 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; 201 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0; 202 203 /* high sh/mh */ 204 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); 205 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx; 206 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx; 207 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; 208 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 209 rdev->pm.power_state[idx].num_clock_modes - 1; 210 211 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx; 212 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx; 213 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; 214 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 215 rdev->pm.power_state[idx].num_clock_modes - 1; 216 } 217 218 void evergreen_pm_misc(struct radeon_device *rdev) 219 { 220 int req_ps_idx = rdev->pm.requested_power_state_index; 221 int req_cm_idx = rdev->pm.requested_clock_mode_index; 222 struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx]; 223 struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage; 224 225 if (voltage->type == VOLTAGE_SW) { 226 /* 0xff01 is a flag rather then an actual voltage */ 227 if (voltage->voltage == 0xff01) 228 return; 229 if (voltage->voltage && (voltage->voltage != rdev->pm.current_vddc)) { 230 radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC); 231 rdev->pm.current_vddc = voltage->voltage; 232 DRM_DEBUG("Setting: vddc: %d\n", voltage->voltage); 233 } 234 /* 0xff01 is a flag rather then an actual voltage */ 235 if (voltage->vddci == 0xff01) 236 return; 237 if (voltage->vddci && (voltage->vddci != rdev->pm.current_vddci)) { 238 radeon_atom_set_voltage(rdev, voltage->vddci, SET_VOLTAGE_TYPE_ASIC_VDDCI); 239 rdev->pm.current_vddci = voltage->vddci; 240 DRM_DEBUG("Setting: vddci: %d\n", voltage->vddci); 241 } 242 } 243 } 244 245 void evergreen_pm_prepare(struct radeon_device *rdev) 246 { 247 struct drm_device *ddev = rdev->ddev; 248 struct drm_crtc *crtc; 249 struct radeon_crtc *radeon_crtc; 250 u32 tmp; 251 252 /* disable any active CRTCs */ 253 list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) { 254 radeon_crtc = to_radeon_crtc(crtc); 255 if (radeon_crtc->enabled) { 256 tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset); 257 tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE; 258 WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp); 259 } 260 } 261 } 262 263 void evergreen_pm_finish(struct radeon_device *rdev) 264 { 265 struct drm_device *ddev = rdev->ddev; 266 struct drm_crtc *crtc; 267 struct radeon_crtc *radeon_crtc; 268 u32 tmp; 269 270 /* enable any active CRTCs */ 271 list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) { 272 radeon_crtc = to_radeon_crtc(crtc); 273 if (radeon_crtc->enabled) { 274 tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset); 275 tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE; 276 WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp); 277 } 278 } 279 } 280 281 bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd) 282 { 283 bool connected = false; 284 285 switch (hpd) { 286 case RADEON_HPD_1: 287 if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE) 288 connected = true; 289 break; 290 case RADEON_HPD_2: 291 if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE) 292 connected = true; 293 break; 294 case RADEON_HPD_3: 295 if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE) 296 connected = true; 297 break; 298 case RADEON_HPD_4: 299 if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE) 300 connected = true; 301 break; 302 case RADEON_HPD_5: 303 if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE) 304 connected = true; 305 break; 306 case RADEON_HPD_6: 307 if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE) 308 connected = true; 309 break; 310 default: 311 break; 312 } 313 314 return connected; 315 } 316 317 void evergreen_hpd_set_polarity(struct radeon_device *rdev, 318 enum radeon_hpd_id hpd) 319 { 320 u32 tmp; 321 bool connected = evergreen_hpd_sense(rdev, hpd); 322 323 switch (hpd) { 324 case RADEON_HPD_1: 325 tmp = RREG32(DC_HPD1_INT_CONTROL); 326 if (connected) 327 tmp &= ~DC_HPDx_INT_POLARITY; 328 else 329 tmp |= DC_HPDx_INT_POLARITY; 330 WREG32(DC_HPD1_INT_CONTROL, tmp); 331 break; 332 case RADEON_HPD_2: 333 tmp = RREG32(DC_HPD2_INT_CONTROL); 334 if (connected) 335 tmp &= ~DC_HPDx_INT_POLARITY; 336 else 337 tmp |= DC_HPDx_INT_POLARITY; 338 WREG32(DC_HPD2_INT_CONTROL, tmp); 339 break; 340 case RADEON_HPD_3: 341 tmp = RREG32(DC_HPD3_INT_CONTROL); 342 if (connected) 343 tmp &= ~DC_HPDx_INT_POLARITY; 344 else 345 tmp |= DC_HPDx_INT_POLARITY; 346 WREG32(DC_HPD3_INT_CONTROL, tmp); 347 break; 348 case RADEON_HPD_4: 349 tmp = RREG32(DC_HPD4_INT_CONTROL); 350 if (connected) 351 tmp &= ~DC_HPDx_INT_POLARITY; 352 else 353 tmp |= DC_HPDx_INT_POLARITY; 354 WREG32(DC_HPD4_INT_CONTROL, tmp); 355 break; 356 case RADEON_HPD_5: 357 tmp = RREG32(DC_HPD5_INT_CONTROL); 358 if (connected) 359 tmp &= ~DC_HPDx_INT_POLARITY; 360 else 361 tmp |= DC_HPDx_INT_POLARITY; 362 WREG32(DC_HPD5_INT_CONTROL, tmp); 363 break; 364 case RADEON_HPD_6: 365 tmp = RREG32(DC_HPD6_INT_CONTROL); 366 if (connected) 367 tmp &= ~DC_HPDx_INT_POLARITY; 368 else 369 tmp |= DC_HPDx_INT_POLARITY; 370 WREG32(DC_HPD6_INT_CONTROL, tmp); 371 break; 372 default: 373 break; 374 } 375 } 376 377 void evergreen_hpd_init(struct radeon_device *rdev) 378 { 379 struct drm_device *dev = rdev->ddev; 380 struct drm_connector *connector; 381 u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | 382 DC_HPDx_RX_INT_TIMER(0xfa) | DC_HPDx_EN; 383 384 list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 385 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 386 switch (radeon_connector->hpd.hpd) { 387 case RADEON_HPD_1: 388 WREG32(DC_HPD1_CONTROL, tmp); 389 rdev->irq.hpd[0] = true; 390 break; 391 case RADEON_HPD_2: 392 WREG32(DC_HPD2_CONTROL, tmp); 393 rdev->irq.hpd[1] = true; 394 break; 395 case RADEON_HPD_3: 396 WREG32(DC_HPD3_CONTROL, tmp); 397 rdev->irq.hpd[2] = true; 398 break; 399 case RADEON_HPD_4: 400 WREG32(DC_HPD4_CONTROL, tmp); 401 rdev->irq.hpd[3] = true; 402 break; 403 case RADEON_HPD_5: 404 WREG32(DC_HPD5_CONTROL, tmp); 405 rdev->irq.hpd[4] = true; 406 break; 407 case RADEON_HPD_6: 408 WREG32(DC_HPD6_CONTROL, tmp); 409 rdev->irq.hpd[5] = true; 410 break; 411 default: 412 break; 413 } 414 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); 415 } 416 if (rdev->irq.installed) 417 evergreen_irq_set(rdev); 418 } 419 420 void evergreen_hpd_fini(struct radeon_device *rdev) 421 { 422 struct drm_device *dev = rdev->ddev; 423 struct drm_connector *connector; 424 425 list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 426 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 427 switch (radeon_connector->hpd.hpd) { 428 case RADEON_HPD_1: 429 WREG32(DC_HPD1_CONTROL, 0); 430 rdev->irq.hpd[0] = false; 431 break; 432 case RADEON_HPD_2: 433 WREG32(DC_HPD2_CONTROL, 0); 434 rdev->irq.hpd[1] = false; 435 break; 436 case RADEON_HPD_3: 437 WREG32(DC_HPD3_CONTROL, 0); 438 rdev->irq.hpd[2] = false; 439 break; 440 case RADEON_HPD_4: 441 WREG32(DC_HPD4_CONTROL, 0); 442 rdev->irq.hpd[3] = false; 443 break; 444 case RADEON_HPD_5: 445 WREG32(DC_HPD5_CONTROL, 0); 446 rdev->irq.hpd[4] = false; 447 break; 448 case RADEON_HPD_6: 449 WREG32(DC_HPD6_CONTROL, 0); 450 rdev->irq.hpd[5] = false; 451 break; 452 default: 453 break; 454 } 455 } 456 } 457 458 /* watermark setup */ 459 460 static u32 evergreen_line_buffer_adjust(struct radeon_device *rdev, 461 struct radeon_crtc *radeon_crtc, 462 struct drm_display_mode *mode, 463 struct drm_display_mode *other_mode) 464 { 465 u32 tmp; 466 /* 467 * Line Buffer Setup 468 * There are 3 line buffers, each one shared by 2 display controllers. 469 * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between 470 * the display controllers. The paritioning is done via one of four 471 * preset allocations specified in bits 2:0: 472 * first display controller 473 * 0 - first half of lb (3840 * 2) 474 * 1 - first 3/4 of lb (5760 * 2) 475 * 2 - whole lb (7680 * 2), other crtc must be disabled 476 * 3 - first 1/4 of lb (1920 * 2) 477 * second display controller 478 * 4 - second half of lb (3840 * 2) 479 * 5 - second 3/4 of lb (5760 * 2) 480 * 6 - whole lb (7680 * 2), other crtc must be disabled 481 * 7 - last 1/4 of lb (1920 * 2) 482 */ 483 /* this can get tricky if we have two large displays on a paired group 484 * of crtcs. Ideally for multiple large displays we'd assign them to 485 * non-linked crtcs for maximum line buffer allocation. 486 */ 487 if (radeon_crtc->base.enabled && mode) { 488 if (other_mode) 489 tmp = 0; /* 1/2 */ 490 else 491 tmp = 2; /* whole */ 492 } else 493 tmp = 0; 494 495 /* second controller of the pair uses second half of the lb */ 496 if (radeon_crtc->crtc_id % 2) 497 tmp += 4; 498 WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, tmp); 499 500 if (radeon_crtc->base.enabled && mode) { 501 switch (tmp) { 502 case 0: 503 case 4: 504 default: 505 if (ASIC_IS_DCE5(rdev)) 506 return 4096 * 2; 507 else 508 return 3840 * 2; 509 case 1: 510 case 5: 511 if (ASIC_IS_DCE5(rdev)) 512 return 6144 * 2; 513 else 514 return 5760 * 2; 515 case 2: 516 case 6: 517 if (ASIC_IS_DCE5(rdev)) 518 return 8192 * 2; 519 else 520 return 7680 * 2; 521 case 3: 522 case 7: 523 if (ASIC_IS_DCE5(rdev)) 524 return 2048 * 2; 525 else 526 return 1920 * 2; 527 } 528 } 529 530 /* controller not enabled, so no lb used */ 531 return 0; 532 } 533 534 static u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev) 535 { 536 u32 tmp = RREG32(MC_SHARED_CHMAP); 537 538 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { 539 case 0: 540 default: 541 return 1; 542 case 1: 543 return 2; 544 case 2: 545 return 4; 546 case 3: 547 return 8; 548 } 549 } 550 551 struct evergreen_wm_params { 552 u32 dram_channels; /* number of dram channels */ 553 u32 yclk; /* bandwidth per dram data pin in kHz */ 554 u32 sclk; /* engine clock in kHz */ 555 u32 disp_clk; /* display clock in kHz */ 556 u32 src_width; /* viewport width */ 557 u32 active_time; /* active display time in ns */ 558 u32 blank_time; /* blank time in ns */ 559 bool interlaced; /* mode is interlaced */ 560 fixed20_12 vsc; /* vertical scale ratio */ 561 u32 num_heads; /* number of active crtcs */ 562 u32 bytes_per_pixel; /* bytes per pixel display + overlay */ 563 u32 lb_size; /* line buffer allocated to pipe */ 564 u32 vtaps; /* vertical scaler taps */ 565 }; 566 567 static u32 evergreen_dram_bandwidth(struct evergreen_wm_params *wm) 568 { 569 /* Calculate DRAM Bandwidth and the part allocated to display. */ 570 fixed20_12 dram_efficiency; /* 0.7 */ 571 fixed20_12 yclk, dram_channels, bandwidth; 572 fixed20_12 a; 573 574 a.full = dfixed_const(1000); 575 yclk.full = dfixed_const(wm->yclk); 576 yclk.full = dfixed_div(yclk, a); 577 dram_channels.full = dfixed_const(wm->dram_channels * 4); 578 a.full = dfixed_const(10); 579 dram_efficiency.full = dfixed_const(7); 580 dram_efficiency.full = dfixed_div(dram_efficiency, a); 581 bandwidth.full = dfixed_mul(dram_channels, yclk); 582 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency); 583 584 return dfixed_trunc(bandwidth); 585 } 586 587 static u32 evergreen_dram_bandwidth_for_display(struct evergreen_wm_params *wm) 588 { 589 /* Calculate DRAM Bandwidth and the part allocated to display. */ 590 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */ 591 fixed20_12 yclk, dram_channels, bandwidth; 592 fixed20_12 a; 593 594 a.full = dfixed_const(1000); 595 yclk.full = dfixed_const(wm->yclk); 596 yclk.full = dfixed_div(yclk, a); 597 dram_channels.full = dfixed_const(wm->dram_channels * 4); 598 a.full = dfixed_const(10); 599 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */ 600 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a); 601 bandwidth.full = dfixed_mul(dram_channels, yclk); 602 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation); 603 604 return dfixed_trunc(bandwidth); 605 } 606 607 static u32 evergreen_data_return_bandwidth(struct evergreen_wm_params *wm) 608 { 609 /* Calculate the display Data return Bandwidth */ 610 fixed20_12 return_efficiency; /* 0.8 */ 611 fixed20_12 sclk, bandwidth; 612 fixed20_12 a; 613 614 a.full = dfixed_const(1000); 615 sclk.full = dfixed_const(wm->sclk); 616 sclk.full = dfixed_div(sclk, a); 617 a.full = dfixed_const(10); 618 return_efficiency.full = dfixed_const(8); 619 return_efficiency.full = dfixed_div(return_efficiency, a); 620 a.full = dfixed_const(32); 621 bandwidth.full = dfixed_mul(a, sclk); 622 bandwidth.full = dfixed_mul(bandwidth, return_efficiency); 623 624 return dfixed_trunc(bandwidth); 625 } 626 627 static u32 evergreen_dmif_request_bandwidth(struct evergreen_wm_params *wm) 628 { 629 /* Calculate the DMIF Request Bandwidth */ 630 fixed20_12 disp_clk_request_efficiency; /* 0.8 */ 631 fixed20_12 disp_clk, bandwidth; 632 fixed20_12 a; 633 634 a.full = dfixed_const(1000); 635 disp_clk.full = dfixed_const(wm->disp_clk); 636 disp_clk.full = dfixed_div(disp_clk, a); 637 a.full = dfixed_const(10); 638 disp_clk_request_efficiency.full = dfixed_const(8); 639 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a); 640 a.full = dfixed_const(32); 641 bandwidth.full = dfixed_mul(a, disp_clk); 642 bandwidth.full = dfixed_mul(bandwidth, disp_clk_request_efficiency); 643 644 return dfixed_trunc(bandwidth); 645 } 646 647 static u32 evergreen_available_bandwidth(struct evergreen_wm_params *wm) 648 { 649 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */ 650 u32 dram_bandwidth = evergreen_dram_bandwidth(wm); 651 u32 data_return_bandwidth = evergreen_data_return_bandwidth(wm); 652 u32 dmif_req_bandwidth = evergreen_dmif_request_bandwidth(wm); 653 654 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth)); 655 } 656 657 static u32 evergreen_average_bandwidth(struct evergreen_wm_params *wm) 658 { 659 /* Calculate the display mode Average Bandwidth 660 * DisplayMode should contain the source and destination dimensions, 661 * timing, etc. 662 */ 663 fixed20_12 bpp; 664 fixed20_12 line_time; 665 fixed20_12 src_width; 666 fixed20_12 bandwidth; 667 fixed20_12 a; 668 669 a.full = dfixed_const(1000); 670 line_time.full = dfixed_const(wm->active_time + wm->blank_time); 671 line_time.full = dfixed_div(line_time, a); 672 bpp.full = dfixed_const(wm->bytes_per_pixel); 673 src_width.full = dfixed_const(wm->src_width); 674 bandwidth.full = dfixed_mul(src_width, bpp); 675 bandwidth.full = dfixed_mul(bandwidth, wm->vsc); 676 bandwidth.full = dfixed_div(bandwidth, line_time); 677 678 return dfixed_trunc(bandwidth); 679 } 680 681 static u32 evergreen_latency_watermark(struct evergreen_wm_params *wm) 682 { 683 /* First calcualte the latency in ns */ 684 u32 mc_latency = 2000; /* 2000 ns. */ 685 u32 available_bandwidth = evergreen_available_bandwidth(wm); 686 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth; 687 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth; 688 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */ 689 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) + 690 (wm->num_heads * cursor_line_pair_return_time); 691 u32 latency = mc_latency + other_heads_data_return_time + dc_latency; 692 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time; 693 fixed20_12 a, b, c; 694 695 if (wm->num_heads == 0) 696 return 0; 697 698 a.full = dfixed_const(2); 699 b.full = dfixed_const(1); 700 if ((wm->vsc.full > a.full) || 701 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) || 702 (wm->vtaps >= 5) || 703 ((wm->vsc.full >= a.full) && wm->interlaced)) 704 max_src_lines_per_dst_line = 4; 705 else 706 max_src_lines_per_dst_line = 2; 707 708 a.full = dfixed_const(available_bandwidth); 709 b.full = dfixed_const(wm->num_heads); 710 a.full = dfixed_div(a, b); 711 712 b.full = dfixed_const(1000); 713 c.full = dfixed_const(wm->disp_clk); 714 b.full = dfixed_div(c, b); 715 c.full = dfixed_const(wm->bytes_per_pixel); 716 b.full = dfixed_mul(b, c); 717 718 lb_fill_bw = min(dfixed_trunc(a), dfixed_trunc(b)); 719 720 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); 721 b.full = dfixed_const(1000); 722 c.full = dfixed_const(lb_fill_bw); 723 b.full = dfixed_div(c, b); 724 a.full = dfixed_div(a, b); 725 line_fill_time = dfixed_trunc(a); 726 727 if (line_fill_time < wm->active_time) 728 return latency; 729 else 730 return latency + (line_fill_time - wm->active_time); 731 732 } 733 734 static bool evergreen_average_bandwidth_vs_dram_bandwidth_for_display(struct evergreen_wm_params *wm) 735 { 736 if (evergreen_average_bandwidth(wm) <= 737 (evergreen_dram_bandwidth_for_display(wm) / wm->num_heads)) 738 return true; 739 else 740 return false; 741 }; 742 743 static bool evergreen_average_bandwidth_vs_available_bandwidth(struct evergreen_wm_params *wm) 744 { 745 if (evergreen_average_bandwidth(wm) <= 746 (evergreen_available_bandwidth(wm) / wm->num_heads)) 747 return true; 748 else 749 return false; 750 }; 751 752 static bool evergreen_check_latency_hiding(struct evergreen_wm_params *wm) 753 { 754 u32 lb_partitions = wm->lb_size / wm->src_width; 755 u32 line_time = wm->active_time + wm->blank_time; 756 u32 latency_tolerant_lines; 757 u32 latency_hiding; 758 fixed20_12 a; 759 760 a.full = dfixed_const(1); 761 if (wm->vsc.full > a.full) 762 latency_tolerant_lines = 1; 763 else { 764 if (lb_partitions <= (wm->vtaps + 1)) 765 latency_tolerant_lines = 1; 766 else 767 latency_tolerant_lines = 2; 768 } 769 770 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time); 771 772 if (evergreen_latency_watermark(wm) <= latency_hiding) 773 return true; 774 else 775 return false; 776 } 777 778 static void evergreen_program_watermarks(struct radeon_device *rdev, 779 struct radeon_crtc *radeon_crtc, 780 u32 lb_size, u32 num_heads) 781 { 782 struct drm_display_mode *mode = &radeon_crtc->base.mode; 783 struct evergreen_wm_params wm; 784 u32 pixel_period; 785 u32 line_time = 0; 786 u32 latency_watermark_a = 0, latency_watermark_b = 0; 787 u32 priority_a_mark = 0, priority_b_mark = 0; 788 u32 priority_a_cnt = PRIORITY_OFF; 789 u32 priority_b_cnt = PRIORITY_OFF; 790 u32 pipe_offset = radeon_crtc->crtc_id * 16; 791 u32 tmp, arb_control3; 792 fixed20_12 a, b, c; 793 794 if (radeon_crtc->base.enabled && num_heads && mode) { 795 pixel_period = 1000000 / (u32)mode->clock; 796 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535); 797 priority_a_cnt = 0; 798 priority_b_cnt = 0; 799 800 wm.yclk = rdev->pm.current_mclk * 10; 801 wm.sclk = rdev->pm.current_sclk * 10; 802 wm.disp_clk = mode->clock; 803 wm.src_width = mode->crtc_hdisplay; 804 wm.active_time = mode->crtc_hdisplay * pixel_period; 805 wm.blank_time = line_time - wm.active_time; 806 wm.interlaced = false; 807 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 808 wm.interlaced = true; 809 wm.vsc = radeon_crtc->vsc; 810 wm.vtaps = 1; 811 if (radeon_crtc->rmx_type != RMX_OFF) 812 wm.vtaps = 2; 813 wm.bytes_per_pixel = 4; /* XXX: get this from fb config */ 814 wm.lb_size = lb_size; 815 wm.dram_channels = evergreen_get_number_of_dram_channels(rdev); 816 wm.num_heads = num_heads; 817 818 /* set for high clocks */ 819 latency_watermark_a = min(evergreen_latency_watermark(&wm), (u32)65535); 820 /* set for low clocks */ 821 /* wm.yclk = low clk; wm.sclk = low clk */ 822 latency_watermark_b = min(evergreen_latency_watermark(&wm), (u32)65535); 823 824 /* possibly force display priority to high */ 825 /* should really do this at mode validation time... */ 826 if (!evergreen_average_bandwidth_vs_dram_bandwidth_for_display(&wm) || 827 !evergreen_average_bandwidth_vs_available_bandwidth(&wm) || 828 !evergreen_check_latency_hiding(&wm) || 829 (rdev->disp_priority == 2)) { 830 DRM_DEBUG_KMS("force priority to high\n"); 831 priority_a_cnt |= PRIORITY_ALWAYS_ON; 832 priority_b_cnt |= PRIORITY_ALWAYS_ON; 833 } 834 835 a.full = dfixed_const(1000); 836 b.full = dfixed_const(mode->clock); 837 b.full = dfixed_div(b, a); 838 c.full = dfixed_const(latency_watermark_a); 839 c.full = dfixed_mul(c, b); 840 c.full = dfixed_mul(c, radeon_crtc->hsc); 841 c.full = dfixed_div(c, a); 842 a.full = dfixed_const(16); 843 c.full = dfixed_div(c, a); 844 priority_a_mark = dfixed_trunc(c); 845 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK; 846 847 a.full = dfixed_const(1000); 848 b.full = dfixed_const(mode->clock); 849 b.full = dfixed_div(b, a); 850 c.full = dfixed_const(latency_watermark_b); 851 c.full = dfixed_mul(c, b); 852 c.full = dfixed_mul(c, radeon_crtc->hsc); 853 c.full = dfixed_div(c, a); 854 a.full = dfixed_const(16); 855 c.full = dfixed_div(c, a); 856 priority_b_mark = dfixed_trunc(c); 857 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK; 858 } 859 860 /* select wm A */ 861 arb_control3 = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset); 862 tmp = arb_control3; 863 tmp &= ~LATENCY_WATERMARK_MASK(3); 864 tmp |= LATENCY_WATERMARK_MASK(1); 865 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp); 866 WREG32(PIPE0_LATENCY_CONTROL + pipe_offset, 867 (LATENCY_LOW_WATERMARK(latency_watermark_a) | 868 LATENCY_HIGH_WATERMARK(line_time))); 869 /* select wm B */ 870 tmp = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset); 871 tmp &= ~LATENCY_WATERMARK_MASK(3); 872 tmp |= LATENCY_WATERMARK_MASK(2); 873 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp); 874 WREG32(PIPE0_LATENCY_CONTROL + pipe_offset, 875 (LATENCY_LOW_WATERMARK(latency_watermark_b) | 876 LATENCY_HIGH_WATERMARK(line_time))); 877 /* restore original selection */ 878 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, arb_control3); 879 880 /* write the priority marks */ 881 WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt); 882 WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt); 883 884 } 885 886 void evergreen_bandwidth_update(struct radeon_device *rdev) 887 { 888 struct drm_display_mode *mode0 = NULL; 889 struct drm_display_mode *mode1 = NULL; 890 u32 num_heads = 0, lb_size; 891 int i; 892 893 radeon_update_display_priority(rdev); 894 895 for (i = 0; i < rdev->num_crtc; i++) { 896 if (rdev->mode_info.crtcs[i]->base.enabled) 897 num_heads++; 898 } 899 for (i = 0; i < rdev->num_crtc; i += 2) { 900 mode0 = &rdev->mode_info.crtcs[i]->base.mode; 901 mode1 = &rdev->mode_info.crtcs[i+1]->base.mode; 902 lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1); 903 evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads); 904 lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0); 905 evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads); 906 } 907 } 908 909 int evergreen_mc_wait_for_idle(struct radeon_device *rdev) 910 { 911 unsigned i; 912 u32 tmp; 913 914 for (i = 0; i < rdev->usec_timeout; i++) { 915 /* read MC_STATUS */ 916 tmp = RREG32(SRBM_STATUS) & 0x1F00; 917 if (!tmp) 918 return 0; 919 udelay(1); 920 } 921 return -1; 922 } 923 924 /* 925 * GART 926 */ 927 void evergreen_pcie_gart_tlb_flush(struct radeon_device *rdev) 928 { 929 unsigned i; 930 u32 tmp; 931 932 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); 933 934 WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1)); 935 for (i = 0; i < rdev->usec_timeout; i++) { 936 /* read MC_STATUS */ 937 tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE); 938 tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT; 939 if (tmp == 2) { 940 printk(KERN_WARNING "[drm] r600 flush TLB failed\n"); 941 return; 942 } 943 if (tmp) { 944 return; 945 } 946 udelay(1); 947 } 948 } 949 950 int evergreen_pcie_gart_enable(struct radeon_device *rdev) 951 { 952 u32 tmp; 953 int r; 954 955 if (rdev->gart.robj == NULL) { 956 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); 957 return -EINVAL; 958 } 959 r = radeon_gart_table_vram_pin(rdev); 960 if (r) 961 return r; 962 radeon_gart_restore(rdev); 963 /* Setup L2 cache */ 964 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | 965 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | 966 EFFECTIVE_L2_QUEUE_SIZE(7)); 967 WREG32(VM_L2_CNTL2, 0); 968 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2)); 969 /* Setup TLB control */ 970 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING | 971 SYSTEM_ACCESS_MODE_NOT_IN_SYS | 972 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | 973 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5); 974 if (rdev->flags & RADEON_IS_IGP) { 975 WREG32(FUS_MC_VM_MD_L1_TLB0_CNTL, tmp); 976 WREG32(FUS_MC_VM_MD_L1_TLB1_CNTL, tmp); 977 WREG32(FUS_MC_VM_MD_L1_TLB2_CNTL, tmp); 978 } else { 979 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); 980 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); 981 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); 982 } 983 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); 984 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); 985 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); 986 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); 987 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); 988 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); 989 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); 990 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | 991 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); 992 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, 993 (u32)(rdev->dummy_page.addr >> 12)); 994 WREG32(VM_CONTEXT1_CNTL, 0); 995 996 evergreen_pcie_gart_tlb_flush(rdev); 997 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", 998 (unsigned)(rdev->mc.gtt_size >> 20), 999 (unsigned long long)rdev->gart.table_addr); 1000 rdev->gart.ready = true; 1001 return 0; 1002 } 1003 1004 void evergreen_pcie_gart_disable(struct radeon_device *rdev) 1005 { 1006 u32 tmp; 1007 1008 /* Disable all tables */ 1009 WREG32(VM_CONTEXT0_CNTL, 0); 1010 WREG32(VM_CONTEXT1_CNTL, 0); 1011 1012 /* Setup L2 cache */ 1013 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING | 1014 EFFECTIVE_L2_QUEUE_SIZE(7)); 1015 WREG32(VM_L2_CNTL2, 0); 1016 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2)); 1017 /* Setup TLB control */ 1018 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5); 1019 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); 1020 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); 1021 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); 1022 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); 1023 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); 1024 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); 1025 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); 1026 radeon_gart_table_vram_unpin(rdev); 1027 } 1028 1029 void evergreen_pcie_gart_fini(struct radeon_device *rdev) 1030 { 1031 evergreen_pcie_gart_disable(rdev); 1032 radeon_gart_table_vram_free(rdev); 1033 radeon_gart_fini(rdev); 1034 } 1035 1036 1037 void evergreen_agp_enable(struct radeon_device *rdev) 1038 { 1039 u32 tmp; 1040 1041 /* Setup L2 cache */ 1042 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | 1043 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | 1044 EFFECTIVE_L2_QUEUE_SIZE(7)); 1045 WREG32(VM_L2_CNTL2, 0); 1046 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2)); 1047 /* Setup TLB control */ 1048 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING | 1049 SYSTEM_ACCESS_MODE_NOT_IN_SYS | 1050 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | 1051 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5); 1052 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); 1053 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); 1054 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); 1055 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); 1056 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); 1057 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); 1058 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); 1059 WREG32(VM_CONTEXT0_CNTL, 0); 1060 WREG32(VM_CONTEXT1_CNTL, 0); 1061 } 1062 1063 void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save) 1064 { 1065 save->vga_control[0] = RREG32(D1VGA_CONTROL); 1066 save->vga_control[1] = RREG32(D2VGA_CONTROL); 1067 save->vga_render_control = RREG32(VGA_RENDER_CONTROL); 1068 save->vga_hdp_control = RREG32(VGA_HDP_CONTROL); 1069 save->crtc_control[0] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET); 1070 save->crtc_control[1] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET); 1071 if (rdev->num_crtc >= 4) { 1072 save->vga_control[2] = RREG32(EVERGREEN_D3VGA_CONTROL); 1073 save->vga_control[3] = RREG32(EVERGREEN_D4VGA_CONTROL); 1074 save->crtc_control[2] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET); 1075 save->crtc_control[3] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET); 1076 } 1077 if (rdev->num_crtc >= 6) { 1078 save->vga_control[4] = RREG32(EVERGREEN_D5VGA_CONTROL); 1079 save->vga_control[5] = RREG32(EVERGREEN_D6VGA_CONTROL); 1080 save->crtc_control[4] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET); 1081 save->crtc_control[5] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET); 1082 } 1083 1084 /* Stop all video */ 1085 WREG32(VGA_RENDER_CONTROL, 0); 1086 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 1); 1087 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 1); 1088 if (rdev->num_crtc >= 4) { 1089 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 1); 1090 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 1); 1091 } 1092 if (rdev->num_crtc >= 6) { 1093 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 1); 1094 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 1); 1095 } 1096 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); 1097 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); 1098 if (rdev->num_crtc >= 4) { 1099 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); 1100 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); 1101 } 1102 if (rdev->num_crtc >= 6) { 1103 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); 1104 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); 1105 } 1106 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); 1107 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); 1108 if (rdev->num_crtc >= 4) { 1109 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); 1110 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); 1111 } 1112 if (rdev->num_crtc >= 6) { 1113 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); 1114 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); 1115 } 1116 1117 WREG32(D1VGA_CONTROL, 0); 1118 WREG32(D2VGA_CONTROL, 0); 1119 if (rdev->num_crtc >= 4) { 1120 WREG32(EVERGREEN_D3VGA_CONTROL, 0); 1121 WREG32(EVERGREEN_D4VGA_CONTROL, 0); 1122 } 1123 if (rdev->num_crtc >= 6) { 1124 WREG32(EVERGREEN_D5VGA_CONTROL, 0); 1125 WREG32(EVERGREEN_D6VGA_CONTROL, 0); 1126 } 1127 } 1128 1129 void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save) 1130 { 1131 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC0_REGISTER_OFFSET, 1132 upper_32_bits(rdev->mc.vram_start)); 1133 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC0_REGISTER_OFFSET, 1134 upper_32_bits(rdev->mc.vram_start)); 1135 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC0_REGISTER_OFFSET, 1136 (u32)rdev->mc.vram_start); 1137 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC0_REGISTER_OFFSET, 1138 (u32)rdev->mc.vram_start); 1139 1140 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC1_REGISTER_OFFSET, 1141 upper_32_bits(rdev->mc.vram_start)); 1142 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC1_REGISTER_OFFSET, 1143 upper_32_bits(rdev->mc.vram_start)); 1144 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC1_REGISTER_OFFSET, 1145 (u32)rdev->mc.vram_start); 1146 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC1_REGISTER_OFFSET, 1147 (u32)rdev->mc.vram_start); 1148 1149 if (rdev->num_crtc >= 4) { 1150 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC2_REGISTER_OFFSET, 1151 upper_32_bits(rdev->mc.vram_start)); 1152 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC2_REGISTER_OFFSET, 1153 upper_32_bits(rdev->mc.vram_start)); 1154 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC2_REGISTER_OFFSET, 1155 (u32)rdev->mc.vram_start); 1156 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC2_REGISTER_OFFSET, 1157 (u32)rdev->mc.vram_start); 1158 1159 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC3_REGISTER_OFFSET, 1160 upper_32_bits(rdev->mc.vram_start)); 1161 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC3_REGISTER_OFFSET, 1162 upper_32_bits(rdev->mc.vram_start)); 1163 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC3_REGISTER_OFFSET, 1164 (u32)rdev->mc.vram_start); 1165 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC3_REGISTER_OFFSET, 1166 (u32)rdev->mc.vram_start); 1167 } 1168 if (rdev->num_crtc >= 6) { 1169 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC4_REGISTER_OFFSET, 1170 upper_32_bits(rdev->mc.vram_start)); 1171 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC4_REGISTER_OFFSET, 1172 upper_32_bits(rdev->mc.vram_start)); 1173 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC4_REGISTER_OFFSET, 1174 (u32)rdev->mc.vram_start); 1175 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC4_REGISTER_OFFSET, 1176 (u32)rdev->mc.vram_start); 1177 1178 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC5_REGISTER_OFFSET, 1179 upper_32_bits(rdev->mc.vram_start)); 1180 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC5_REGISTER_OFFSET, 1181 upper_32_bits(rdev->mc.vram_start)); 1182 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC5_REGISTER_OFFSET, 1183 (u32)rdev->mc.vram_start); 1184 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC5_REGISTER_OFFSET, 1185 (u32)rdev->mc.vram_start); 1186 } 1187 1188 WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(rdev->mc.vram_start)); 1189 WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS, (u32)rdev->mc.vram_start); 1190 /* Unlock host access */ 1191 WREG32(VGA_HDP_CONTROL, save->vga_hdp_control); 1192 mdelay(1); 1193 /* Restore video state */ 1194 WREG32(D1VGA_CONTROL, save->vga_control[0]); 1195 WREG32(D2VGA_CONTROL, save->vga_control[1]); 1196 if (rdev->num_crtc >= 4) { 1197 WREG32(EVERGREEN_D3VGA_CONTROL, save->vga_control[2]); 1198 WREG32(EVERGREEN_D4VGA_CONTROL, save->vga_control[3]); 1199 } 1200 if (rdev->num_crtc >= 6) { 1201 WREG32(EVERGREEN_D5VGA_CONTROL, save->vga_control[4]); 1202 WREG32(EVERGREEN_D6VGA_CONTROL, save->vga_control[5]); 1203 } 1204 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 1); 1205 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 1); 1206 if (rdev->num_crtc >= 4) { 1207 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 1); 1208 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 1); 1209 } 1210 if (rdev->num_crtc >= 6) { 1211 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 1); 1212 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 1); 1213 } 1214 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, save->crtc_control[0]); 1215 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, save->crtc_control[1]); 1216 if (rdev->num_crtc >= 4) { 1217 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, save->crtc_control[2]); 1218 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, save->crtc_control[3]); 1219 } 1220 if (rdev->num_crtc >= 6) { 1221 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, save->crtc_control[4]); 1222 WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, save->crtc_control[5]); 1223 } 1224 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); 1225 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); 1226 if (rdev->num_crtc >= 4) { 1227 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); 1228 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); 1229 } 1230 if (rdev->num_crtc >= 6) { 1231 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); 1232 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); 1233 } 1234 WREG32(VGA_RENDER_CONTROL, save->vga_render_control); 1235 } 1236 1237 void evergreen_mc_program(struct radeon_device *rdev) 1238 { 1239 struct evergreen_mc_save save; 1240 u32 tmp; 1241 int i, j; 1242 1243 /* Initialize HDP */ 1244 for (i = 0, j = 0; i < 32; i++, j += 0x18) { 1245 WREG32((0x2c14 + j), 0x00000000); 1246 WREG32((0x2c18 + j), 0x00000000); 1247 WREG32((0x2c1c + j), 0x00000000); 1248 WREG32((0x2c20 + j), 0x00000000); 1249 WREG32((0x2c24 + j), 0x00000000); 1250 } 1251 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0); 1252 1253 evergreen_mc_stop(rdev, &save); 1254 if (evergreen_mc_wait_for_idle(rdev)) { 1255 dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); 1256 } 1257 /* Lockout access through VGA aperture*/ 1258 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE); 1259 /* Update configuration */ 1260 if (rdev->flags & RADEON_IS_AGP) { 1261 if (rdev->mc.vram_start < rdev->mc.gtt_start) { 1262 /* VRAM before AGP */ 1263 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, 1264 rdev->mc.vram_start >> 12); 1265 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, 1266 rdev->mc.gtt_end >> 12); 1267 } else { 1268 /* VRAM after AGP */ 1269 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, 1270 rdev->mc.gtt_start >> 12); 1271 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, 1272 rdev->mc.vram_end >> 12); 1273 } 1274 } else { 1275 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, 1276 rdev->mc.vram_start >> 12); 1277 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, 1278 rdev->mc.vram_end >> 12); 1279 } 1280 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12); 1281 if (rdev->flags & RADEON_IS_IGP) { 1282 tmp = RREG32(MC_FUS_VM_FB_OFFSET) & 0x000FFFFF; 1283 tmp |= ((rdev->mc.vram_end >> 20) & 0xF) << 24; 1284 tmp |= ((rdev->mc.vram_start >> 20) & 0xF) << 20; 1285 WREG32(MC_FUS_VM_FB_OFFSET, tmp); 1286 } 1287 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16; 1288 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); 1289 WREG32(MC_VM_FB_LOCATION, tmp); 1290 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8)); 1291 WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30)); 1292 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF); 1293 if (rdev->flags & RADEON_IS_AGP) { 1294 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16); 1295 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16); 1296 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22); 1297 } else { 1298 WREG32(MC_VM_AGP_BASE, 0); 1299 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF); 1300 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF); 1301 } 1302 if (evergreen_mc_wait_for_idle(rdev)) { 1303 dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); 1304 } 1305 evergreen_mc_resume(rdev, &save); 1306 /* we need to own VRAM, so turn off the VGA renderer here 1307 * to stop it overwriting our objects */ 1308 rv515_vga_render_disable(rdev); 1309 } 1310 1311 /* 1312 * CP. 1313 */ 1314 void evergreen_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) 1315 { 1316 struct radeon_ring *ring = &rdev->ring[ib->fence->ring]; 1317 1318 /* set to DX10/11 mode */ 1319 radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0)); 1320 radeon_ring_write(ring, 1); 1321 /* FIXME: implement */ 1322 radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2)); 1323 radeon_ring_write(ring, 1324 #ifdef __BIG_ENDIAN 1325 (2 << 0) | 1326 #endif 1327 (ib->gpu_addr & 0xFFFFFFFC)); 1328 radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF); 1329 radeon_ring_write(ring, ib->length_dw); 1330 } 1331 1332 1333 static int evergreen_cp_load_microcode(struct radeon_device *rdev) 1334 { 1335 const __be32 *fw_data; 1336 int i; 1337 1338 if (!rdev->me_fw || !rdev->pfp_fw) 1339 return -EINVAL; 1340 1341 r700_cp_stop(rdev); 1342 WREG32(CP_RB_CNTL, 1343 #ifdef __BIG_ENDIAN 1344 BUF_SWAP_32BIT | 1345 #endif 1346 RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3)); 1347 1348 fw_data = (const __be32 *)rdev->pfp_fw->data; 1349 WREG32(CP_PFP_UCODE_ADDR, 0); 1350 for (i = 0; i < EVERGREEN_PFP_UCODE_SIZE; i++) 1351 WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++)); 1352 WREG32(CP_PFP_UCODE_ADDR, 0); 1353 1354 fw_data = (const __be32 *)rdev->me_fw->data; 1355 WREG32(CP_ME_RAM_WADDR, 0); 1356 for (i = 0; i < EVERGREEN_PM4_UCODE_SIZE; i++) 1357 WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++)); 1358 1359 WREG32(CP_PFP_UCODE_ADDR, 0); 1360 WREG32(CP_ME_RAM_WADDR, 0); 1361 WREG32(CP_ME_RAM_RADDR, 0); 1362 return 0; 1363 } 1364 1365 static int evergreen_cp_start(struct radeon_device *rdev) 1366 { 1367 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 1368 int r, i; 1369 uint32_t cp_me; 1370 1371 r = radeon_ring_lock(rdev, ring, 7); 1372 if (r) { 1373 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); 1374 return r; 1375 } 1376 radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5)); 1377 radeon_ring_write(ring, 0x1); 1378 radeon_ring_write(ring, 0x0); 1379 radeon_ring_write(ring, rdev->config.evergreen.max_hw_contexts - 1); 1380 radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); 1381 radeon_ring_write(ring, 0); 1382 radeon_ring_write(ring, 0); 1383 radeon_ring_unlock_commit(rdev, ring); 1384 1385 cp_me = 0xff; 1386 WREG32(CP_ME_CNTL, cp_me); 1387 1388 r = radeon_ring_lock(rdev, ring, evergreen_default_size + 19); 1389 if (r) { 1390 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); 1391 return r; 1392 } 1393 1394 /* setup clear context state */ 1395 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); 1396 radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE); 1397 1398 for (i = 0; i < evergreen_default_size; i++) 1399 radeon_ring_write(ring, evergreen_default_state[i]); 1400 1401 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); 1402 radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE); 1403 1404 /* set clear context state */ 1405 radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0)); 1406 radeon_ring_write(ring, 0); 1407 1408 /* SQ_VTX_BASE_VTX_LOC */ 1409 radeon_ring_write(ring, 0xc0026f00); 1410 radeon_ring_write(ring, 0x00000000); 1411 radeon_ring_write(ring, 0x00000000); 1412 radeon_ring_write(ring, 0x00000000); 1413 1414 /* Clear consts */ 1415 radeon_ring_write(ring, 0xc0036f00); 1416 radeon_ring_write(ring, 0x00000bc4); 1417 radeon_ring_write(ring, 0xffffffff); 1418 radeon_ring_write(ring, 0xffffffff); 1419 radeon_ring_write(ring, 0xffffffff); 1420 1421 radeon_ring_write(ring, 0xc0026900); 1422 radeon_ring_write(ring, 0x00000316); 1423 radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */ 1424 radeon_ring_write(ring, 0x00000010); /* */ 1425 1426 radeon_ring_unlock_commit(rdev, ring); 1427 1428 return 0; 1429 } 1430 1431 int evergreen_cp_resume(struct radeon_device *rdev) 1432 { 1433 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 1434 u32 tmp; 1435 u32 rb_bufsz; 1436 int r; 1437 1438 /* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */ 1439 WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP | 1440 SOFT_RESET_PA | 1441 SOFT_RESET_SH | 1442 SOFT_RESET_VGT | 1443 SOFT_RESET_SPI | 1444 SOFT_RESET_SX)); 1445 RREG32(GRBM_SOFT_RESET); 1446 mdelay(15); 1447 WREG32(GRBM_SOFT_RESET, 0); 1448 RREG32(GRBM_SOFT_RESET); 1449 1450 /* Set ring buffer size */ 1451 rb_bufsz = drm_order(ring->ring_size / 8); 1452 tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; 1453 #ifdef __BIG_ENDIAN 1454 tmp |= BUF_SWAP_32BIT; 1455 #endif 1456 WREG32(CP_RB_CNTL, tmp); 1457 WREG32(CP_SEM_WAIT_TIMER, 0x0); 1458 1459 /* Set the write pointer delay */ 1460 WREG32(CP_RB_WPTR_DELAY, 0); 1461 1462 /* Initialize the ring buffer's read and write pointers */ 1463 WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA); 1464 WREG32(CP_RB_RPTR_WR, 0); 1465 ring->wptr = 0; 1466 WREG32(CP_RB_WPTR, ring->wptr); 1467 1468 /* set the wb address wether it's enabled or not */ 1469 WREG32(CP_RB_RPTR_ADDR, 1470 ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC)); 1471 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF); 1472 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF); 1473 1474 if (rdev->wb.enabled) 1475 WREG32(SCRATCH_UMSK, 0xff); 1476 else { 1477 tmp |= RB_NO_UPDATE; 1478 WREG32(SCRATCH_UMSK, 0); 1479 } 1480 1481 mdelay(1); 1482 WREG32(CP_RB_CNTL, tmp); 1483 1484 WREG32(CP_RB_BASE, ring->gpu_addr >> 8); 1485 WREG32(CP_DEBUG, (1 << 27) | (1 << 28)); 1486 1487 ring->rptr = RREG32(CP_RB_RPTR); 1488 1489 evergreen_cp_start(rdev); 1490 ring->ready = true; 1491 r = radeon_ring_test(rdev, ring); 1492 if (r) { 1493 ring->ready = false; 1494 return r; 1495 } 1496 return 0; 1497 } 1498 1499 /* 1500 * Core functions 1501 */ 1502 static u32 evergreen_get_tile_pipe_to_backend_map(struct radeon_device *rdev, 1503 u32 num_tile_pipes, 1504 u32 num_backends, 1505 u32 backend_disable_mask) 1506 { 1507 u32 backend_map = 0; 1508 u32 enabled_backends_mask = 0; 1509 u32 enabled_backends_count = 0; 1510 u32 cur_pipe; 1511 u32 swizzle_pipe[EVERGREEN_MAX_PIPES]; 1512 u32 cur_backend = 0; 1513 u32 i; 1514 bool force_no_swizzle; 1515 1516 if (num_tile_pipes > EVERGREEN_MAX_PIPES) 1517 num_tile_pipes = EVERGREEN_MAX_PIPES; 1518 if (num_tile_pipes < 1) 1519 num_tile_pipes = 1; 1520 if (num_backends > EVERGREEN_MAX_BACKENDS) 1521 num_backends = EVERGREEN_MAX_BACKENDS; 1522 if (num_backends < 1) 1523 num_backends = 1; 1524 1525 for (i = 0; i < EVERGREEN_MAX_BACKENDS; ++i) { 1526 if (((backend_disable_mask >> i) & 1) == 0) { 1527 enabled_backends_mask |= (1 << i); 1528 ++enabled_backends_count; 1529 } 1530 if (enabled_backends_count == num_backends) 1531 break; 1532 } 1533 1534 if (enabled_backends_count == 0) { 1535 enabled_backends_mask = 1; 1536 enabled_backends_count = 1; 1537 } 1538 1539 if (enabled_backends_count != num_backends) 1540 num_backends = enabled_backends_count; 1541 1542 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * EVERGREEN_MAX_PIPES); 1543 switch (rdev->family) { 1544 case CHIP_CEDAR: 1545 case CHIP_REDWOOD: 1546 case CHIP_PALM: 1547 case CHIP_SUMO: 1548 case CHIP_SUMO2: 1549 case CHIP_TURKS: 1550 case CHIP_CAICOS: 1551 force_no_swizzle = false; 1552 break; 1553 case CHIP_CYPRESS: 1554 case CHIP_HEMLOCK: 1555 case CHIP_JUNIPER: 1556 case CHIP_BARTS: 1557 default: 1558 force_no_swizzle = true; 1559 break; 1560 } 1561 if (force_no_swizzle) { 1562 bool last_backend_enabled = false; 1563 1564 force_no_swizzle = false; 1565 for (i = 0; i < EVERGREEN_MAX_BACKENDS; ++i) { 1566 if (((enabled_backends_mask >> i) & 1) == 1) { 1567 if (last_backend_enabled) 1568 force_no_swizzle = true; 1569 last_backend_enabled = true; 1570 } else 1571 last_backend_enabled = false; 1572 } 1573 } 1574 1575 switch (num_tile_pipes) { 1576 case 1: 1577 case 3: 1578 case 5: 1579 case 7: 1580 DRM_ERROR("odd number of pipes!\n"); 1581 break; 1582 case 2: 1583 swizzle_pipe[0] = 0; 1584 swizzle_pipe[1] = 1; 1585 break; 1586 case 4: 1587 if (force_no_swizzle) { 1588 swizzle_pipe[0] = 0; 1589 swizzle_pipe[1] = 1; 1590 swizzle_pipe[2] = 2; 1591 swizzle_pipe[3] = 3; 1592 } else { 1593 swizzle_pipe[0] = 0; 1594 swizzle_pipe[1] = 2; 1595 swizzle_pipe[2] = 1; 1596 swizzle_pipe[3] = 3; 1597 } 1598 break; 1599 case 6: 1600 if (force_no_swizzle) { 1601 swizzle_pipe[0] = 0; 1602 swizzle_pipe[1] = 1; 1603 swizzle_pipe[2] = 2; 1604 swizzle_pipe[3] = 3; 1605 swizzle_pipe[4] = 4; 1606 swizzle_pipe[5] = 5; 1607 } else { 1608 swizzle_pipe[0] = 0; 1609 swizzle_pipe[1] = 2; 1610 swizzle_pipe[2] = 4; 1611 swizzle_pipe[3] = 1; 1612 swizzle_pipe[4] = 3; 1613 swizzle_pipe[5] = 5; 1614 } 1615 break; 1616 case 8: 1617 if (force_no_swizzle) { 1618 swizzle_pipe[0] = 0; 1619 swizzle_pipe[1] = 1; 1620 swizzle_pipe[2] = 2; 1621 swizzle_pipe[3] = 3; 1622 swizzle_pipe[4] = 4; 1623 swizzle_pipe[5] = 5; 1624 swizzle_pipe[6] = 6; 1625 swizzle_pipe[7] = 7; 1626 } else { 1627 swizzle_pipe[0] = 0; 1628 swizzle_pipe[1] = 2; 1629 swizzle_pipe[2] = 4; 1630 swizzle_pipe[3] = 6; 1631 swizzle_pipe[4] = 1; 1632 swizzle_pipe[5] = 3; 1633 swizzle_pipe[6] = 5; 1634 swizzle_pipe[7] = 7; 1635 } 1636 break; 1637 } 1638 1639 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) { 1640 while (((1 << cur_backend) & enabled_backends_mask) == 0) 1641 cur_backend = (cur_backend + 1) % EVERGREEN_MAX_BACKENDS; 1642 1643 backend_map |= (((cur_backend & 0xf) << (swizzle_pipe[cur_pipe] * 4))); 1644 1645 cur_backend = (cur_backend + 1) % EVERGREEN_MAX_BACKENDS; 1646 } 1647 1648 return backend_map; 1649 } 1650 1651 static void evergreen_gpu_init(struct radeon_device *rdev) 1652 { 1653 u32 cc_rb_backend_disable = 0; 1654 u32 cc_gc_shader_pipe_config; 1655 u32 gb_addr_config = 0; 1656 u32 mc_shared_chmap, mc_arb_ramcfg; 1657 u32 gb_backend_map; 1658 u32 grbm_gfx_index; 1659 u32 sx_debug_1; 1660 u32 smx_dc_ctl0; 1661 u32 sq_config; 1662 u32 sq_lds_resource_mgmt; 1663 u32 sq_gpr_resource_mgmt_1; 1664 u32 sq_gpr_resource_mgmt_2; 1665 u32 sq_gpr_resource_mgmt_3; 1666 u32 sq_thread_resource_mgmt; 1667 u32 sq_thread_resource_mgmt_2; 1668 u32 sq_stack_resource_mgmt_1; 1669 u32 sq_stack_resource_mgmt_2; 1670 u32 sq_stack_resource_mgmt_3; 1671 u32 vgt_cache_invalidation; 1672 u32 hdp_host_path_cntl, tmp; 1673 int i, j, num_shader_engines, ps_thread_count; 1674 1675 switch (rdev->family) { 1676 case CHIP_CYPRESS: 1677 case CHIP_HEMLOCK: 1678 rdev->config.evergreen.num_ses = 2; 1679 rdev->config.evergreen.max_pipes = 4; 1680 rdev->config.evergreen.max_tile_pipes = 8; 1681 rdev->config.evergreen.max_simds = 10; 1682 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses; 1683 rdev->config.evergreen.max_gprs = 256; 1684 rdev->config.evergreen.max_threads = 248; 1685 rdev->config.evergreen.max_gs_threads = 32; 1686 rdev->config.evergreen.max_stack_entries = 512; 1687 rdev->config.evergreen.sx_num_of_sets = 4; 1688 rdev->config.evergreen.sx_max_export_size = 256; 1689 rdev->config.evergreen.sx_max_export_pos_size = 64; 1690 rdev->config.evergreen.sx_max_export_smx_size = 192; 1691 rdev->config.evergreen.max_hw_contexts = 8; 1692 rdev->config.evergreen.sq_num_cf_insts = 2; 1693 1694 rdev->config.evergreen.sc_prim_fifo_size = 0x100; 1695 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; 1696 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; 1697 break; 1698 case CHIP_JUNIPER: 1699 rdev->config.evergreen.num_ses = 1; 1700 rdev->config.evergreen.max_pipes = 4; 1701 rdev->config.evergreen.max_tile_pipes = 4; 1702 rdev->config.evergreen.max_simds = 10; 1703 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses; 1704 rdev->config.evergreen.max_gprs = 256; 1705 rdev->config.evergreen.max_threads = 248; 1706 rdev->config.evergreen.max_gs_threads = 32; 1707 rdev->config.evergreen.max_stack_entries = 512; 1708 rdev->config.evergreen.sx_num_of_sets = 4; 1709 rdev->config.evergreen.sx_max_export_size = 256; 1710 rdev->config.evergreen.sx_max_export_pos_size = 64; 1711 rdev->config.evergreen.sx_max_export_smx_size = 192; 1712 rdev->config.evergreen.max_hw_contexts = 8; 1713 rdev->config.evergreen.sq_num_cf_insts = 2; 1714 1715 rdev->config.evergreen.sc_prim_fifo_size = 0x100; 1716 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; 1717 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; 1718 break; 1719 case CHIP_REDWOOD: 1720 rdev->config.evergreen.num_ses = 1; 1721 rdev->config.evergreen.max_pipes = 4; 1722 rdev->config.evergreen.max_tile_pipes = 4; 1723 rdev->config.evergreen.max_simds = 5; 1724 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses; 1725 rdev->config.evergreen.max_gprs = 256; 1726 rdev->config.evergreen.max_threads = 248; 1727 rdev->config.evergreen.max_gs_threads = 32; 1728 rdev->config.evergreen.max_stack_entries = 256; 1729 rdev->config.evergreen.sx_num_of_sets = 4; 1730 rdev->config.evergreen.sx_max_export_size = 256; 1731 rdev->config.evergreen.sx_max_export_pos_size = 64; 1732 rdev->config.evergreen.sx_max_export_smx_size = 192; 1733 rdev->config.evergreen.max_hw_contexts = 8; 1734 rdev->config.evergreen.sq_num_cf_insts = 2; 1735 1736 rdev->config.evergreen.sc_prim_fifo_size = 0x100; 1737 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; 1738 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; 1739 break; 1740 case CHIP_CEDAR: 1741 default: 1742 rdev->config.evergreen.num_ses = 1; 1743 rdev->config.evergreen.max_pipes = 2; 1744 rdev->config.evergreen.max_tile_pipes = 2; 1745 rdev->config.evergreen.max_simds = 2; 1746 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses; 1747 rdev->config.evergreen.max_gprs = 256; 1748 rdev->config.evergreen.max_threads = 192; 1749 rdev->config.evergreen.max_gs_threads = 16; 1750 rdev->config.evergreen.max_stack_entries = 256; 1751 rdev->config.evergreen.sx_num_of_sets = 4; 1752 rdev->config.evergreen.sx_max_export_size = 128; 1753 rdev->config.evergreen.sx_max_export_pos_size = 32; 1754 rdev->config.evergreen.sx_max_export_smx_size = 96; 1755 rdev->config.evergreen.max_hw_contexts = 4; 1756 rdev->config.evergreen.sq_num_cf_insts = 1; 1757 1758 rdev->config.evergreen.sc_prim_fifo_size = 0x40; 1759 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; 1760 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; 1761 break; 1762 case CHIP_PALM: 1763 rdev->config.evergreen.num_ses = 1; 1764 rdev->config.evergreen.max_pipes = 2; 1765 rdev->config.evergreen.max_tile_pipes = 2; 1766 rdev->config.evergreen.max_simds = 2; 1767 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses; 1768 rdev->config.evergreen.max_gprs = 256; 1769 rdev->config.evergreen.max_threads = 192; 1770 rdev->config.evergreen.max_gs_threads = 16; 1771 rdev->config.evergreen.max_stack_entries = 256; 1772 rdev->config.evergreen.sx_num_of_sets = 4; 1773 rdev->config.evergreen.sx_max_export_size = 128; 1774 rdev->config.evergreen.sx_max_export_pos_size = 32; 1775 rdev->config.evergreen.sx_max_export_smx_size = 96; 1776 rdev->config.evergreen.max_hw_contexts = 4; 1777 rdev->config.evergreen.sq_num_cf_insts = 1; 1778 1779 rdev->config.evergreen.sc_prim_fifo_size = 0x40; 1780 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; 1781 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; 1782 break; 1783 case CHIP_SUMO: 1784 rdev->config.evergreen.num_ses = 1; 1785 rdev->config.evergreen.max_pipes = 4; 1786 rdev->config.evergreen.max_tile_pipes = 2; 1787 if (rdev->pdev->device == 0x9648) 1788 rdev->config.evergreen.max_simds = 3; 1789 else if ((rdev->pdev->device == 0x9647) || 1790 (rdev->pdev->device == 0x964a)) 1791 rdev->config.evergreen.max_simds = 4; 1792 else 1793 rdev->config.evergreen.max_simds = 5; 1794 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses; 1795 rdev->config.evergreen.max_gprs = 256; 1796 rdev->config.evergreen.max_threads = 248; 1797 rdev->config.evergreen.max_gs_threads = 32; 1798 rdev->config.evergreen.max_stack_entries = 256; 1799 rdev->config.evergreen.sx_num_of_sets = 4; 1800 rdev->config.evergreen.sx_max_export_size = 256; 1801 rdev->config.evergreen.sx_max_export_pos_size = 64; 1802 rdev->config.evergreen.sx_max_export_smx_size = 192; 1803 rdev->config.evergreen.max_hw_contexts = 8; 1804 rdev->config.evergreen.sq_num_cf_insts = 2; 1805 1806 rdev->config.evergreen.sc_prim_fifo_size = 0x40; 1807 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; 1808 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; 1809 break; 1810 case CHIP_SUMO2: 1811 rdev->config.evergreen.num_ses = 1; 1812 rdev->config.evergreen.max_pipes = 4; 1813 rdev->config.evergreen.max_tile_pipes = 4; 1814 rdev->config.evergreen.max_simds = 2; 1815 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses; 1816 rdev->config.evergreen.max_gprs = 256; 1817 rdev->config.evergreen.max_threads = 248; 1818 rdev->config.evergreen.max_gs_threads = 32; 1819 rdev->config.evergreen.max_stack_entries = 512; 1820 rdev->config.evergreen.sx_num_of_sets = 4; 1821 rdev->config.evergreen.sx_max_export_size = 256; 1822 rdev->config.evergreen.sx_max_export_pos_size = 64; 1823 rdev->config.evergreen.sx_max_export_smx_size = 192; 1824 rdev->config.evergreen.max_hw_contexts = 8; 1825 rdev->config.evergreen.sq_num_cf_insts = 2; 1826 1827 rdev->config.evergreen.sc_prim_fifo_size = 0x40; 1828 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; 1829 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; 1830 break; 1831 case CHIP_BARTS: 1832 rdev->config.evergreen.num_ses = 2; 1833 rdev->config.evergreen.max_pipes = 4; 1834 rdev->config.evergreen.max_tile_pipes = 8; 1835 rdev->config.evergreen.max_simds = 7; 1836 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses; 1837 rdev->config.evergreen.max_gprs = 256; 1838 rdev->config.evergreen.max_threads = 248; 1839 rdev->config.evergreen.max_gs_threads = 32; 1840 rdev->config.evergreen.max_stack_entries = 512; 1841 rdev->config.evergreen.sx_num_of_sets = 4; 1842 rdev->config.evergreen.sx_max_export_size = 256; 1843 rdev->config.evergreen.sx_max_export_pos_size = 64; 1844 rdev->config.evergreen.sx_max_export_smx_size = 192; 1845 rdev->config.evergreen.max_hw_contexts = 8; 1846 rdev->config.evergreen.sq_num_cf_insts = 2; 1847 1848 rdev->config.evergreen.sc_prim_fifo_size = 0x100; 1849 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; 1850 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; 1851 break; 1852 case CHIP_TURKS: 1853 rdev->config.evergreen.num_ses = 1; 1854 rdev->config.evergreen.max_pipes = 4; 1855 rdev->config.evergreen.max_tile_pipes = 4; 1856 rdev->config.evergreen.max_simds = 6; 1857 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses; 1858 rdev->config.evergreen.max_gprs = 256; 1859 rdev->config.evergreen.max_threads = 248; 1860 rdev->config.evergreen.max_gs_threads = 32; 1861 rdev->config.evergreen.max_stack_entries = 256; 1862 rdev->config.evergreen.sx_num_of_sets = 4; 1863 rdev->config.evergreen.sx_max_export_size = 256; 1864 rdev->config.evergreen.sx_max_export_pos_size = 64; 1865 rdev->config.evergreen.sx_max_export_smx_size = 192; 1866 rdev->config.evergreen.max_hw_contexts = 8; 1867 rdev->config.evergreen.sq_num_cf_insts = 2; 1868 1869 rdev->config.evergreen.sc_prim_fifo_size = 0x100; 1870 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; 1871 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; 1872 break; 1873 case CHIP_CAICOS: 1874 rdev->config.evergreen.num_ses = 1; 1875 rdev->config.evergreen.max_pipes = 4; 1876 rdev->config.evergreen.max_tile_pipes = 2; 1877 rdev->config.evergreen.max_simds = 2; 1878 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses; 1879 rdev->config.evergreen.max_gprs = 256; 1880 rdev->config.evergreen.max_threads = 192; 1881 rdev->config.evergreen.max_gs_threads = 16; 1882 rdev->config.evergreen.max_stack_entries = 256; 1883 rdev->config.evergreen.sx_num_of_sets = 4; 1884 rdev->config.evergreen.sx_max_export_size = 128; 1885 rdev->config.evergreen.sx_max_export_pos_size = 32; 1886 rdev->config.evergreen.sx_max_export_smx_size = 96; 1887 rdev->config.evergreen.max_hw_contexts = 4; 1888 rdev->config.evergreen.sq_num_cf_insts = 1; 1889 1890 rdev->config.evergreen.sc_prim_fifo_size = 0x40; 1891 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; 1892 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; 1893 break; 1894 } 1895 1896 /* Initialize HDP */ 1897 for (i = 0, j = 0; i < 32; i++, j += 0x18) { 1898 WREG32((0x2c14 + j), 0x00000000); 1899 WREG32((0x2c18 + j), 0x00000000); 1900 WREG32((0x2c1c + j), 0x00000000); 1901 WREG32((0x2c20 + j), 0x00000000); 1902 WREG32((0x2c24 + j), 0x00000000); 1903 } 1904 1905 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff)); 1906 1907 evergreen_fix_pci_max_read_req_size(rdev); 1908 1909 cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & ~2; 1910 1911 cc_gc_shader_pipe_config |= 1912 INACTIVE_QD_PIPES((EVERGREEN_MAX_PIPES_MASK << rdev->config.evergreen.max_pipes) 1913 & EVERGREEN_MAX_PIPES_MASK); 1914 cc_gc_shader_pipe_config |= 1915 INACTIVE_SIMDS((EVERGREEN_MAX_SIMDS_MASK << rdev->config.evergreen.max_simds) 1916 & EVERGREEN_MAX_SIMDS_MASK); 1917 1918 cc_rb_backend_disable = 1919 BACKEND_DISABLE((EVERGREEN_MAX_BACKENDS_MASK << rdev->config.evergreen.max_backends) 1920 & EVERGREEN_MAX_BACKENDS_MASK); 1921 1922 1923 mc_shared_chmap = RREG32(MC_SHARED_CHMAP); 1924 if (rdev->flags & RADEON_IS_IGP) 1925 mc_arb_ramcfg = RREG32(FUS_MC_ARB_RAMCFG); 1926 else 1927 mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG); 1928 1929 switch (rdev->config.evergreen.max_tile_pipes) { 1930 case 1: 1931 default: 1932 gb_addr_config |= NUM_PIPES(0); 1933 break; 1934 case 2: 1935 gb_addr_config |= NUM_PIPES(1); 1936 break; 1937 case 4: 1938 gb_addr_config |= NUM_PIPES(2); 1939 break; 1940 case 8: 1941 gb_addr_config |= NUM_PIPES(3); 1942 break; 1943 } 1944 1945 gb_addr_config |= PIPE_INTERLEAVE_SIZE((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT); 1946 gb_addr_config |= BANK_INTERLEAVE_SIZE(0); 1947 gb_addr_config |= NUM_SHADER_ENGINES(rdev->config.evergreen.num_ses - 1); 1948 gb_addr_config |= SHADER_ENGINE_TILE_SIZE(1); 1949 gb_addr_config |= NUM_GPUS(0); /* Hemlock? */ 1950 gb_addr_config |= MULTI_GPU_TILE_SIZE(2); 1951 1952 if (((mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT) > 2) 1953 gb_addr_config |= ROW_SIZE(2); 1954 else 1955 gb_addr_config |= ROW_SIZE((mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT); 1956 1957 if (rdev->ddev->pdev->device == 0x689e) { 1958 u32 efuse_straps_4; 1959 u32 efuse_straps_3; 1960 u8 efuse_box_bit_131_124; 1961 1962 WREG32(RCU_IND_INDEX, 0x204); 1963 efuse_straps_4 = RREG32(RCU_IND_DATA); 1964 WREG32(RCU_IND_INDEX, 0x203); 1965 efuse_straps_3 = RREG32(RCU_IND_DATA); 1966 efuse_box_bit_131_124 = (u8)(((efuse_straps_4 & 0xf) << 4) | ((efuse_straps_3 & 0xf0000000) >> 28)); 1967 1968 switch(efuse_box_bit_131_124) { 1969 case 0x00: 1970 gb_backend_map = 0x76543210; 1971 break; 1972 case 0x55: 1973 gb_backend_map = 0x77553311; 1974 break; 1975 case 0x56: 1976 gb_backend_map = 0x77553300; 1977 break; 1978 case 0x59: 1979 gb_backend_map = 0x77552211; 1980 break; 1981 case 0x66: 1982 gb_backend_map = 0x77443300; 1983 break; 1984 case 0x99: 1985 gb_backend_map = 0x66552211; 1986 break; 1987 case 0x5a: 1988 gb_backend_map = 0x77552200; 1989 break; 1990 case 0xaa: 1991 gb_backend_map = 0x66442200; 1992 break; 1993 case 0x95: 1994 gb_backend_map = 0x66553311; 1995 break; 1996 default: 1997 DRM_ERROR("bad backend map, using default\n"); 1998 gb_backend_map = 1999 evergreen_get_tile_pipe_to_backend_map(rdev, 2000 rdev->config.evergreen.max_tile_pipes, 2001 rdev->config.evergreen.max_backends, 2002 ((EVERGREEN_MAX_BACKENDS_MASK << 2003 rdev->config.evergreen.max_backends) & 2004 EVERGREEN_MAX_BACKENDS_MASK)); 2005 break; 2006 } 2007 } else if (rdev->ddev->pdev->device == 0x68b9) { 2008 u32 efuse_straps_3; 2009 u8 efuse_box_bit_127_124; 2010 2011 WREG32(RCU_IND_INDEX, 0x203); 2012 efuse_straps_3 = RREG32(RCU_IND_DATA); 2013 efuse_box_bit_127_124 = (u8)((efuse_straps_3 & 0xF0000000) >> 28); 2014 2015 switch(efuse_box_bit_127_124) { 2016 case 0x0: 2017 gb_backend_map = 0x00003210; 2018 break; 2019 case 0x5: 2020 case 0x6: 2021 case 0x9: 2022 case 0xa: 2023 gb_backend_map = 0x00003311; 2024 break; 2025 default: 2026 DRM_ERROR("bad backend map, using default\n"); 2027 gb_backend_map = 2028 evergreen_get_tile_pipe_to_backend_map(rdev, 2029 rdev->config.evergreen.max_tile_pipes, 2030 rdev->config.evergreen.max_backends, 2031 ((EVERGREEN_MAX_BACKENDS_MASK << 2032 rdev->config.evergreen.max_backends) & 2033 EVERGREEN_MAX_BACKENDS_MASK)); 2034 break; 2035 } 2036 } else { 2037 switch (rdev->family) { 2038 case CHIP_CYPRESS: 2039 case CHIP_HEMLOCK: 2040 case CHIP_BARTS: 2041 gb_backend_map = 0x66442200; 2042 break; 2043 case CHIP_JUNIPER: 2044 gb_backend_map = 0x00002200; 2045 break; 2046 default: 2047 gb_backend_map = 2048 evergreen_get_tile_pipe_to_backend_map(rdev, 2049 rdev->config.evergreen.max_tile_pipes, 2050 rdev->config.evergreen.max_backends, 2051 ((EVERGREEN_MAX_BACKENDS_MASK << 2052 rdev->config.evergreen.max_backends) & 2053 EVERGREEN_MAX_BACKENDS_MASK)); 2054 } 2055 } 2056 2057 /* setup tiling info dword. gb_addr_config is not adequate since it does 2058 * not have bank info, so create a custom tiling dword. 2059 * bits 3:0 num_pipes 2060 * bits 7:4 num_banks 2061 * bits 11:8 group_size 2062 * bits 15:12 row_size 2063 */ 2064 rdev->config.evergreen.tile_config = 0; 2065 switch (rdev->config.evergreen.max_tile_pipes) { 2066 case 1: 2067 default: 2068 rdev->config.evergreen.tile_config |= (0 << 0); 2069 break; 2070 case 2: 2071 rdev->config.evergreen.tile_config |= (1 << 0); 2072 break; 2073 case 4: 2074 rdev->config.evergreen.tile_config |= (2 << 0); 2075 break; 2076 case 8: 2077 rdev->config.evergreen.tile_config |= (3 << 0); 2078 break; 2079 } 2080 /* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */ 2081 if (rdev->flags & RADEON_IS_IGP) 2082 rdev->config.evergreen.tile_config |= 1 << 4; 2083 else 2084 rdev->config.evergreen.tile_config |= 2085 ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4; 2086 rdev->config.evergreen.tile_config |= 2087 ((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT) << 8; 2088 rdev->config.evergreen.tile_config |= 2089 ((gb_addr_config & 0x30000000) >> 28) << 12; 2090 2091 rdev->config.evergreen.backend_map = gb_backend_map; 2092 WREG32(GB_BACKEND_MAP, gb_backend_map); 2093 WREG32(GB_ADDR_CONFIG, gb_addr_config); 2094 WREG32(DMIF_ADDR_CONFIG, gb_addr_config); 2095 WREG32(HDP_ADDR_CONFIG, gb_addr_config); 2096 2097 num_shader_engines = ((RREG32(GB_ADDR_CONFIG) & NUM_SHADER_ENGINES(3)) >> 12) + 1; 2098 grbm_gfx_index = INSTANCE_BROADCAST_WRITES; 2099 2100 for (i = 0; i < rdev->config.evergreen.num_ses; i++) { 2101 u32 rb = cc_rb_backend_disable | (0xf0 << 16); 2102 u32 sp = cc_gc_shader_pipe_config; 2103 u32 gfx = grbm_gfx_index | SE_INDEX(i); 2104 2105 if (i == num_shader_engines) { 2106 rb |= BACKEND_DISABLE(EVERGREEN_MAX_BACKENDS_MASK); 2107 sp |= INACTIVE_SIMDS(EVERGREEN_MAX_SIMDS_MASK); 2108 } 2109 2110 WREG32(GRBM_GFX_INDEX, gfx); 2111 WREG32(RLC_GFX_INDEX, gfx); 2112 2113 WREG32(CC_RB_BACKEND_DISABLE, rb); 2114 WREG32(CC_SYS_RB_BACKEND_DISABLE, rb); 2115 WREG32(GC_USER_RB_BACKEND_DISABLE, rb); 2116 WREG32(CC_GC_SHADER_PIPE_CONFIG, sp); 2117 } 2118 2119 grbm_gfx_index |= SE_BROADCAST_WRITES; 2120 WREG32(GRBM_GFX_INDEX, grbm_gfx_index); 2121 WREG32(RLC_GFX_INDEX, grbm_gfx_index); 2122 2123 WREG32(CGTS_SYS_TCC_DISABLE, 0); 2124 WREG32(CGTS_TCC_DISABLE, 0); 2125 WREG32(CGTS_USER_SYS_TCC_DISABLE, 0); 2126 WREG32(CGTS_USER_TCC_DISABLE, 0); 2127 2128 /* set HW defaults for 3D engine */ 2129 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | 2130 ROQ_IB2_START(0x2b))); 2131 2132 WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30)); 2133 2134 WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | 2135 SYNC_GRADIENT | 2136 SYNC_WALKER | 2137 SYNC_ALIGNER)); 2138 2139 sx_debug_1 = RREG32(SX_DEBUG_1); 2140 sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS; 2141 WREG32(SX_DEBUG_1, sx_debug_1); 2142 2143 2144 smx_dc_ctl0 = RREG32(SMX_DC_CTL0); 2145 smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff); 2146 smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets); 2147 WREG32(SMX_DC_CTL0, smx_dc_ctl0); 2148 2149 WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) | 2150 POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) | 2151 SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1))); 2152 2153 WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.evergreen.sc_prim_fifo_size) | 2154 SC_HIZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_hiz_tile_fifo_size) | 2155 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_earlyz_tile_fifo_size))); 2156 2157 WREG32(VGT_NUM_INSTANCES, 1); 2158 WREG32(SPI_CONFIG_CNTL, 0); 2159 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4)); 2160 WREG32(CP_PERFMON_CNTL, 0); 2161 2162 WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.evergreen.sq_num_cf_insts) | 2163 FETCH_FIFO_HIWATER(0x4) | 2164 DONE_FIFO_HIWATER(0xe0) | 2165 ALU_UPDATE_FIFO_HIWATER(0x8))); 2166 2167 sq_config = RREG32(SQ_CONFIG); 2168 sq_config &= ~(PS_PRIO(3) | 2169 VS_PRIO(3) | 2170 GS_PRIO(3) | 2171 ES_PRIO(3)); 2172 sq_config |= (VC_ENABLE | 2173 EXPORT_SRC_C | 2174 PS_PRIO(0) | 2175 VS_PRIO(1) | 2176 GS_PRIO(2) | 2177 ES_PRIO(3)); 2178 2179 switch (rdev->family) { 2180 case CHIP_CEDAR: 2181 case CHIP_PALM: 2182 case CHIP_SUMO: 2183 case CHIP_SUMO2: 2184 case CHIP_CAICOS: 2185 /* no vertex cache */ 2186 sq_config &= ~VC_ENABLE; 2187 break; 2188 default: 2189 break; 2190 } 2191 2192 sq_lds_resource_mgmt = RREG32(SQ_LDS_RESOURCE_MGMT); 2193 2194 sq_gpr_resource_mgmt_1 = NUM_PS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2))* 12 / 32); 2195 sq_gpr_resource_mgmt_1 |= NUM_VS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 6 / 32); 2196 sq_gpr_resource_mgmt_1 |= NUM_CLAUSE_TEMP_GPRS(4); 2197 sq_gpr_resource_mgmt_2 = NUM_GS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32); 2198 sq_gpr_resource_mgmt_2 |= NUM_ES_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32); 2199 sq_gpr_resource_mgmt_3 = NUM_HS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32); 2200 sq_gpr_resource_mgmt_3 |= NUM_LS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32); 2201 2202 switch (rdev->family) { 2203 case CHIP_CEDAR: 2204 case CHIP_PALM: 2205 case CHIP_SUMO: 2206 case CHIP_SUMO2: 2207 ps_thread_count = 96; 2208 break; 2209 default: 2210 ps_thread_count = 128; 2211 break; 2212 } 2213 2214 sq_thread_resource_mgmt = NUM_PS_THREADS(ps_thread_count); 2215 sq_thread_resource_mgmt |= NUM_VS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8); 2216 sq_thread_resource_mgmt |= NUM_GS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8); 2217 sq_thread_resource_mgmt |= NUM_ES_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8); 2218 sq_thread_resource_mgmt_2 = NUM_HS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8); 2219 sq_thread_resource_mgmt_2 |= NUM_LS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8); 2220 2221 sq_stack_resource_mgmt_1 = NUM_PS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); 2222 sq_stack_resource_mgmt_1 |= NUM_VS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); 2223 sq_stack_resource_mgmt_2 = NUM_GS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); 2224 sq_stack_resource_mgmt_2 |= NUM_ES_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); 2225 sq_stack_resource_mgmt_3 = NUM_HS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); 2226 sq_stack_resource_mgmt_3 |= NUM_LS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); 2227 2228 WREG32(SQ_CONFIG, sq_config); 2229 WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1); 2230 WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2); 2231 WREG32(SQ_GPR_RESOURCE_MGMT_3, sq_gpr_resource_mgmt_3); 2232 WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt); 2233 WREG32(SQ_THREAD_RESOURCE_MGMT_2, sq_thread_resource_mgmt_2); 2234 WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1); 2235 WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2); 2236 WREG32(SQ_STACK_RESOURCE_MGMT_3, sq_stack_resource_mgmt_3); 2237 WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0); 2238 WREG32(SQ_LDS_RESOURCE_MGMT, sq_lds_resource_mgmt); 2239 2240 WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) | 2241 FORCE_EOV_MAX_REZ_CNT(255))); 2242 2243 switch (rdev->family) { 2244 case CHIP_CEDAR: 2245 case CHIP_PALM: 2246 case CHIP_SUMO: 2247 case CHIP_SUMO2: 2248 case CHIP_CAICOS: 2249 vgt_cache_invalidation = CACHE_INVALIDATION(TC_ONLY); 2250 break; 2251 default: 2252 vgt_cache_invalidation = CACHE_INVALIDATION(VC_AND_TC); 2253 break; 2254 } 2255 vgt_cache_invalidation |= AUTO_INVLD_EN(ES_AND_GS_AUTO); 2256 WREG32(VGT_CACHE_INVALIDATION, vgt_cache_invalidation); 2257 2258 WREG32(VGT_GS_VERTEX_REUSE, 16); 2259 WREG32(PA_SU_LINE_STIPPLE_VALUE, 0); 2260 WREG32(PA_SC_LINE_STIPPLE_STATE, 0); 2261 2262 WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, 14); 2263 WREG32(VGT_OUT_DEALLOC_CNTL, 16); 2264 2265 WREG32(CB_PERF_CTR0_SEL_0, 0); 2266 WREG32(CB_PERF_CTR0_SEL_1, 0); 2267 WREG32(CB_PERF_CTR1_SEL_0, 0); 2268 WREG32(CB_PERF_CTR1_SEL_1, 0); 2269 WREG32(CB_PERF_CTR2_SEL_0, 0); 2270 WREG32(CB_PERF_CTR2_SEL_1, 0); 2271 WREG32(CB_PERF_CTR3_SEL_0, 0); 2272 WREG32(CB_PERF_CTR3_SEL_1, 0); 2273 2274 /* clear render buffer base addresses */ 2275 WREG32(CB_COLOR0_BASE, 0); 2276 WREG32(CB_COLOR1_BASE, 0); 2277 WREG32(CB_COLOR2_BASE, 0); 2278 WREG32(CB_COLOR3_BASE, 0); 2279 WREG32(CB_COLOR4_BASE, 0); 2280 WREG32(CB_COLOR5_BASE, 0); 2281 WREG32(CB_COLOR6_BASE, 0); 2282 WREG32(CB_COLOR7_BASE, 0); 2283 WREG32(CB_COLOR8_BASE, 0); 2284 WREG32(CB_COLOR9_BASE, 0); 2285 WREG32(CB_COLOR10_BASE, 0); 2286 WREG32(CB_COLOR11_BASE, 0); 2287 2288 /* set the shader const cache sizes to 0 */ 2289 for (i = SQ_ALU_CONST_BUFFER_SIZE_PS_0; i < 0x28200; i += 4) 2290 WREG32(i, 0); 2291 for (i = SQ_ALU_CONST_BUFFER_SIZE_HS_0; i < 0x29000; i += 4) 2292 WREG32(i, 0); 2293 2294 tmp = RREG32(HDP_MISC_CNTL); 2295 tmp |= HDP_FLUSH_INVALIDATE_CACHE; 2296 WREG32(HDP_MISC_CNTL, tmp); 2297 2298 hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL); 2299 WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl); 2300 2301 WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3)); 2302 2303 udelay(50); 2304 2305 } 2306 2307 int evergreen_mc_init(struct radeon_device *rdev) 2308 { 2309 u32 tmp; 2310 int chansize, numchan; 2311 2312 /* Get VRAM informations */ 2313 rdev->mc.vram_is_ddr = true; 2314 if (rdev->flags & RADEON_IS_IGP) 2315 tmp = RREG32(FUS_MC_ARB_RAMCFG); 2316 else 2317 tmp = RREG32(MC_ARB_RAMCFG); 2318 if (tmp & CHANSIZE_OVERRIDE) { 2319 chansize = 16; 2320 } else if (tmp & CHANSIZE_MASK) { 2321 chansize = 64; 2322 } else { 2323 chansize = 32; 2324 } 2325 tmp = RREG32(MC_SHARED_CHMAP); 2326 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { 2327 case 0: 2328 default: 2329 numchan = 1; 2330 break; 2331 case 1: 2332 numchan = 2; 2333 break; 2334 case 2: 2335 numchan = 4; 2336 break; 2337 case 3: 2338 numchan = 8; 2339 break; 2340 } 2341 rdev->mc.vram_width = numchan * chansize; 2342 /* Could aper size report 0 ? */ 2343 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0); 2344 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0); 2345 /* Setup GPU memory space */ 2346 if (rdev->flags & RADEON_IS_IGP) { 2347 /* size in bytes on fusion */ 2348 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE); 2349 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE); 2350 } else { 2351 /* size in MB on evergreen */ 2352 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; 2353 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; 2354 } 2355 rdev->mc.visible_vram_size = rdev->mc.aper_size; 2356 r700_vram_gtt_location(rdev, &rdev->mc); 2357 radeon_update_bandwidth_info(rdev); 2358 2359 return 0; 2360 } 2361 2362 bool evergreen_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) 2363 { 2364 u32 srbm_status; 2365 u32 grbm_status; 2366 u32 grbm_status_se0, grbm_status_se1; 2367 struct r100_gpu_lockup *lockup = &rdev->config.evergreen.lockup; 2368 int r; 2369 2370 srbm_status = RREG32(SRBM_STATUS); 2371 grbm_status = RREG32(GRBM_STATUS); 2372 grbm_status_se0 = RREG32(GRBM_STATUS_SE0); 2373 grbm_status_se1 = RREG32(GRBM_STATUS_SE1); 2374 if (!(grbm_status & GUI_ACTIVE)) { 2375 r100_gpu_lockup_update(lockup, ring); 2376 return false; 2377 } 2378 /* force CP activities */ 2379 r = radeon_ring_lock(rdev, ring, 2); 2380 if (!r) { 2381 /* PACKET2 NOP */ 2382 radeon_ring_write(ring, 0x80000000); 2383 radeon_ring_write(ring, 0x80000000); 2384 radeon_ring_unlock_commit(rdev, ring); 2385 } 2386 ring->rptr = RREG32(CP_RB_RPTR); 2387 return r100_gpu_cp_is_lockup(rdev, lockup, ring); 2388 } 2389 2390 static int evergreen_gpu_soft_reset(struct radeon_device *rdev) 2391 { 2392 struct evergreen_mc_save save; 2393 u32 grbm_reset = 0; 2394 2395 if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) 2396 return 0; 2397 2398 dev_info(rdev->dev, "GPU softreset \n"); 2399 dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n", 2400 RREG32(GRBM_STATUS)); 2401 dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n", 2402 RREG32(GRBM_STATUS_SE0)); 2403 dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n", 2404 RREG32(GRBM_STATUS_SE1)); 2405 dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n", 2406 RREG32(SRBM_STATUS)); 2407 evergreen_mc_stop(rdev, &save); 2408 if (evergreen_mc_wait_for_idle(rdev)) { 2409 dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); 2410 } 2411 /* Disable CP parsing/prefetching */ 2412 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT); 2413 2414 /* reset all the gfx blocks */ 2415 grbm_reset = (SOFT_RESET_CP | 2416 SOFT_RESET_CB | 2417 SOFT_RESET_DB | 2418 SOFT_RESET_PA | 2419 SOFT_RESET_SC | 2420 SOFT_RESET_SPI | 2421 SOFT_RESET_SH | 2422 SOFT_RESET_SX | 2423 SOFT_RESET_TC | 2424 SOFT_RESET_TA | 2425 SOFT_RESET_VC | 2426 SOFT_RESET_VGT); 2427 2428 dev_info(rdev->dev, " GRBM_SOFT_RESET=0x%08X\n", grbm_reset); 2429 WREG32(GRBM_SOFT_RESET, grbm_reset); 2430 (void)RREG32(GRBM_SOFT_RESET); 2431 udelay(50); 2432 WREG32(GRBM_SOFT_RESET, 0); 2433 (void)RREG32(GRBM_SOFT_RESET); 2434 /* Wait a little for things to settle down */ 2435 udelay(50); 2436 dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n", 2437 RREG32(GRBM_STATUS)); 2438 dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n", 2439 RREG32(GRBM_STATUS_SE0)); 2440 dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n", 2441 RREG32(GRBM_STATUS_SE1)); 2442 dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n", 2443 RREG32(SRBM_STATUS)); 2444 evergreen_mc_resume(rdev, &save); 2445 return 0; 2446 } 2447 2448 int evergreen_asic_reset(struct radeon_device *rdev) 2449 { 2450 return evergreen_gpu_soft_reset(rdev); 2451 } 2452 2453 /* Interrupts */ 2454 2455 u32 evergreen_get_vblank_counter(struct radeon_device *rdev, int crtc) 2456 { 2457 switch (crtc) { 2458 case 0: 2459 return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC0_REGISTER_OFFSET); 2460 case 1: 2461 return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC1_REGISTER_OFFSET); 2462 case 2: 2463 return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC2_REGISTER_OFFSET); 2464 case 3: 2465 return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC3_REGISTER_OFFSET); 2466 case 4: 2467 return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC4_REGISTER_OFFSET); 2468 case 5: 2469 return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC5_REGISTER_OFFSET); 2470 default: 2471 return 0; 2472 } 2473 } 2474 2475 void evergreen_disable_interrupt_state(struct radeon_device *rdev) 2476 { 2477 u32 tmp; 2478 2479 if (rdev->family >= CHIP_CAYMAN) { 2480 cayman_cp_int_cntl_setup(rdev, 0, 2481 CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); 2482 cayman_cp_int_cntl_setup(rdev, 1, 0); 2483 cayman_cp_int_cntl_setup(rdev, 2, 0); 2484 } else 2485 WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); 2486 WREG32(GRBM_INT_CNTL, 0); 2487 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); 2488 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); 2489 if (rdev->num_crtc >= 4) { 2490 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); 2491 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); 2492 } 2493 if (rdev->num_crtc >= 6) { 2494 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); 2495 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); 2496 } 2497 2498 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); 2499 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); 2500 if (rdev->num_crtc >= 4) { 2501 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); 2502 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); 2503 } 2504 if (rdev->num_crtc >= 6) { 2505 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); 2506 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); 2507 } 2508 2509 WREG32(DACA_AUTODETECT_INT_CONTROL, 0); 2510 WREG32(DACB_AUTODETECT_INT_CONTROL, 0); 2511 2512 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2513 WREG32(DC_HPD1_INT_CONTROL, tmp); 2514 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2515 WREG32(DC_HPD2_INT_CONTROL, tmp); 2516 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2517 WREG32(DC_HPD3_INT_CONTROL, tmp); 2518 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2519 WREG32(DC_HPD4_INT_CONTROL, tmp); 2520 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2521 WREG32(DC_HPD5_INT_CONTROL, tmp); 2522 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2523 WREG32(DC_HPD6_INT_CONTROL, tmp); 2524 2525 } 2526 2527 int evergreen_irq_set(struct radeon_device *rdev) 2528 { 2529 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE; 2530 u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0; 2531 u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0; 2532 u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6; 2533 u32 grbm_int_cntl = 0; 2534 u32 grph1 = 0, grph2 = 0, grph3 = 0, grph4 = 0, grph5 = 0, grph6 = 0; 2535 2536 if (!rdev->irq.installed) { 2537 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); 2538 return -EINVAL; 2539 } 2540 /* don't enable anything if the ih is disabled */ 2541 if (!rdev->ih.enabled) { 2542 r600_disable_interrupts(rdev); 2543 /* force the active interrupt state to all disabled */ 2544 evergreen_disable_interrupt_state(rdev); 2545 return 0; 2546 } 2547 2548 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN; 2549 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN; 2550 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN; 2551 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN; 2552 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN; 2553 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN; 2554 2555 if (rdev->family >= CHIP_CAYMAN) { 2556 /* enable CP interrupts on all rings */ 2557 if (rdev->irq.sw_int[RADEON_RING_TYPE_GFX_INDEX]) { 2558 DRM_DEBUG("evergreen_irq_set: sw int gfx\n"); 2559 cp_int_cntl |= TIME_STAMP_INT_ENABLE; 2560 } 2561 if (rdev->irq.sw_int[CAYMAN_RING_TYPE_CP1_INDEX]) { 2562 DRM_DEBUG("evergreen_irq_set: sw int cp1\n"); 2563 cp_int_cntl1 |= TIME_STAMP_INT_ENABLE; 2564 } 2565 if (rdev->irq.sw_int[CAYMAN_RING_TYPE_CP2_INDEX]) { 2566 DRM_DEBUG("evergreen_irq_set: sw int cp2\n"); 2567 cp_int_cntl2 |= TIME_STAMP_INT_ENABLE; 2568 } 2569 } else { 2570 if (rdev->irq.sw_int[RADEON_RING_TYPE_GFX_INDEX]) { 2571 DRM_DEBUG("evergreen_irq_set: sw int gfx\n"); 2572 cp_int_cntl |= RB_INT_ENABLE; 2573 cp_int_cntl |= TIME_STAMP_INT_ENABLE; 2574 } 2575 } 2576 2577 if (rdev->irq.crtc_vblank_int[0] || 2578 rdev->irq.pflip[0]) { 2579 DRM_DEBUG("evergreen_irq_set: vblank 0\n"); 2580 crtc1 |= VBLANK_INT_MASK; 2581 } 2582 if (rdev->irq.crtc_vblank_int[1] || 2583 rdev->irq.pflip[1]) { 2584 DRM_DEBUG("evergreen_irq_set: vblank 1\n"); 2585 crtc2 |= VBLANK_INT_MASK; 2586 } 2587 if (rdev->irq.crtc_vblank_int[2] || 2588 rdev->irq.pflip[2]) { 2589 DRM_DEBUG("evergreen_irq_set: vblank 2\n"); 2590 crtc3 |= VBLANK_INT_MASK; 2591 } 2592 if (rdev->irq.crtc_vblank_int[3] || 2593 rdev->irq.pflip[3]) { 2594 DRM_DEBUG("evergreen_irq_set: vblank 3\n"); 2595 crtc4 |= VBLANK_INT_MASK; 2596 } 2597 if (rdev->irq.crtc_vblank_int[4] || 2598 rdev->irq.pflip[4]) { 2599 DRM_DEBUG("evergreen_irq_set: vblank 4\n"); 2600 crtc5 |= VBLANK_INT_MASK; 2601 } 2602 if (rdev->irq.crtc_vblank_int[5] || 2603 rdev->irq.pflip[5]) { 2604 DRM_DEBUG("evergreen_irq_set: vblank 5\n"); 2605 crtc6 |= VBLANK_INT_MASK; 2606 } 2607 if (rdev->irq.hpd[0]) { 2608 DRM_DEBUG("evergreen_irq_set: hpd 1\n"); 2609 hpd1 |= DC_HPDx_INT_EN; 2610 } 2611 if (rdev->irq.hpd[1]) { 2612 DRM_DEBUG("evergreen_irq_set: hpd 2\n"); 2613 hpd2 |= DC_HPDx_INT_EN; 2614 } 2615 if (rdev->irq.hpd[2]) { 2616 DRM_DEBUG("evergreen_irq_set: hpd 3\n"); 2617 hpd3 |= DC_HPDx_INT_EN; 2618 } 2619 if (rdev->irq.hpd[3]) { 2620 DRM_DEBUG("evergreen_irq_set: hpd 4\n"); 2621 hpd4 |= DC_HPDx_INT_EN; 2622 } 2623 if (rdev->irq.hpd[4]) { 2624 DRM_DEBUG("evergreen_irq_set: hpd 5\n"); 2625 hpd5 |= DC_HPDx_INT_EN; 2626 } 2627 if (rdev->irq.hpd[5]) { 2628 DRM_DEBUG("evergreen_irq_set: hpd 6\n"); 2629 hpd6 |= DC_HPDx_INT_EN; 2630 } 2631 if (rdev->irq.gui_idle) { 2632 DRM_DEBUG("gui idle\n"); 2633 grbm_int_cntl |= GUI_IDLE_INT_ENABLE; 2634 } 2635 2636 if (rdev->family >= CHIP_CAYMAN) { 2637 cayman_cp_int_cntl_setup(rdev, 0, cp_int_cntl); 2638 cayman_cp_int_cntl_setup(rdev, 1, cp_int_cntl1); 2639 cayman_cp_int_cntl_setup(rdev, 2, cp_int_cntl2); 2640 } else 2641 WREG32(CP_INT_CNTL, cp_int_cntl); 2642 WREG32(GRBM_INT_CNTL, grbm_int_cntl); 2643 2644 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1); 2645 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2); 2646 if (rdev->num_crtc >= 4) { 2647 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3); 2648 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4); 2649 } 2650 if (rdev->num_crtc >= 6) { 2651 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5); 2652 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6); 2653 } 2654 2655 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, grph1); 2656 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, grph2); 2657 if (rdev->num_crtc >= 4) { 2658 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, grph3); 2659 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, grph4); 2660 } 2661 if (rdev->num_crtc >= 6) { 2662 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, grph5); 2663 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, grph6); 2664 } 2665 2666 WREG32(DC_HPD1_INT_CONTROL, hpd1); 2667 WREG32(DC_HPD2_INT_CONTROL, hpd2); 2668 WREG32(DC_HPD3_INT_CONTROL, hpd3); 2669 WREG32(DC_HPD4_INT_CONTROL, hpd4); 2670 WREG32(DC_HPD5_INT_CONTROL, hpd5); 2671 WREG32(DC_HPD6_INT_CONTROL, hpd6); 2672 2673 return 0; 2674 } 2675 2676 static void evergreen_irq_ack(struct radeon_device *rdev) 2677 { 2678 u32 tmp; 2679 2680 rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS); 2681 rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE); 2682 rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2); 2683 rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3); 2684 rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4); 2685 rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5); 2686 rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET); 2687 rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET); 2688 if (rdev->num_crtc >= 4) { 2689 rdev->irq.stat_regs.evergreen.d3grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET); 2690 rdev->irq.stat_regs.evergreen.d4grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET); 2691 } 2692 if (rdev->num_crtc >= 6) { 2693 rdev->irq.stat_regs.evergreen.d5grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET); 2694 rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET); 2695 } 2696 2697 if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED) 2698 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 2699 if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED) 2700 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 2701 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) 2702 WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK); 2703 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) 2704 WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK); 2705 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) 2706 WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK); 2707 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) 2708 WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK); 2709 2710 if (rdev->num_crtc >= 4) { 2711 if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED) 2712 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 2713 if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED) 2714 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 2715 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) 2716 WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK); 2717 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) 2718 WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK); 2719 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) 2720 WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK); 2721 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) 2722 WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK); 2723 } 2724 2725 if (rdev->num_crtc >= 6) { 2726 if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED) 2727 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 2728 if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED) 2729 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 2730 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) 2731 WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK); 2732 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) 2733 WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK); 2734 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) 2735 WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK); 2736 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) 2737 WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK); 2738 } 2739 2740 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { 2741 tmp = RREG32(DC_HPD1_INT_CONTROL); 2742 tmp |= DC_HPDx_INT_ACK; 2743 WREG32(DC_HPD1_INT_CONTROL, tmp); 2744 } 2745 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { 2746 tmp = RREG32(DC_HPD2_INT_CONTROL); 2747 tmp |= DC_HPDx_INT_ACK; 2748 WREG32(DC_HPD2_INT_CONTROL, tmp); 2749 } 2750 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { 2751 tmp = RREG32(DC_HPD3_INT_CONTROL); 2752 tmp |= DC_HPDx_INT_ACK; 2753 WREG32(DC_HPD3_INT_CONTROL, tmp); 2754 } 2755 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { 2756 tmp = RREG32(DC_HPD4_INT_CONTROL); 2757 tmp |= DC_HPDx_INT_ACK; 2758 WREG32(DC_HPD4_INT_CONTROL, tmp); 2759 } 2760 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { 2761 tmp = RREG32(DC_HPD5_INT_CONTROL); 2762 tmp |= DC_HPDx_INT_ACK; 2763 WREG32(DC_HPD5_INT_CONTROL, tmp); 2764 } 2765 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { 2766 tmp = RREG32(DC_HPD5_INT_CONTROL); 2767 tmp |= DC_HPDx_INT_ACK; 2768 WREG32(DC_HPD6_INT_CONTROL, tmp); 2769 } 2770 } 2771 2772 void evergreen_irq_disable(struct radeon_device *rdev) 2773 { 2774 r600_disable_interrupts(rdev); 2775 /* Wait and acknowledge irq */ 2776 mdelay(1); 2777 evergreen_irq_ack(rdev); 2778 evergreen_disable_interrupt_state(rdev); 2779 } 2780 2781 void evergreen_irq_suspend(struct radeon_device *rdev) 2782 { 2783 evergreen_irq_disable(rdev); 2784 r600_rlc_stop(rdev); 2785 } 2786 2787 static u32 evergreen_get_ih_wptr(struct radeon_device *rdev) 2788 { 2789 u32 wptr, tmp; 2790 2791 if (rdev->wb.enabled) 2792 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]); 2793 else 2794 wptr = RREG32(IH_RB_WPTR); 2795 2796 if (wptr & RB_OVERFLOW) { 2797 /* When a ring buffer overflow happen start parsing interrupt 2798 * from the last not overwritten vector (wptr + 16). Hopefully 2799 * this should allow us to catchup. 2800 */ 2801 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n", 2802 wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask); 2803 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask; 2804 tmp = RREG32(IH_RB_CNTL); 2805 tmp |= IH_WPTR_OVERFLOW_CLEAR; 2806 WREG32(IH_RB_CNTL, tmp); 2807 } 2808 return (wptr & rdev->ih.ptr_mask); 2809 } 2810 2811 int evergreen_irq_process(struct radeon_device *rdev) 2812 { 2813 u32 wptr; 2814 u32 rptr; 2815 u32 src_id, src_data; 2816 u32 ring_index; 2817 unsigned long flags; 2818 bool queue_hotplug = false; 2819 2820 if (!rdev->ih.enabled || rdev->shutdown) 2821 return IRQ_NONE; 2822 2823 wptr = evergreen_get_ih_wptr(rdev); 2824 rptr = rdev->ih.rptr; 2825 DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr); 2826 2827 spin_lock_irqsave(&rdev->ih.lock, flags); 2828 if (rptr == wptr) { 2829 spin_unlock_irqrestore(&rdev->ih.lock, flags); 2830 return IRQ_NONE; 2831 } 2832 restart_ih: 2833 /* Order reading of wptr vs. reading of IH ring data */ 2834 rmb(); 2835 2836 /* display interrupts */ 2837 evergreen_irq_ack(rdev); 2838 2839 rdev->ih.wptr = wptr; 2840 while (rptr != wptr) { 2841 /* wptr/rptr are in bytes! */ 2842 ring_index = rptr / 4; 2843 src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff; 2844 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff; 2845 2846 switch (src_id) { 2847 case 1: /* D1 vblank/vline */ 2848 switch (src_data) { 2849 case 0: /* D1 vblank */ 2850 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) { 2851 if (rdev->irq.crtc_vblank_int[0]) { 2852 drm_handle_vblank(rdev->ddev, 0); 2853 rdev->pm.vblank_sync = true; 2854 wake_up(&rdev->irq.vblank_queue); 2855 } 2856 if (rdev->irq.pflip[0]) 2857 radeon_crtc_handle_flip(rdev, 0); 2858 rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT; 2859 DRM_DEBUG("IH: D1 vblank\n"); 2860 } 2861 break; 2862 case 1: /* D1 vline */ 2863 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) { 2864 rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT; 2865 DRM_DEBUG("IH: D1 vline\n"); 2866 } 2867 break; 2868 default: 2869 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 2870 break; 2871 } 2872 break; 2873 case 2: /* D2 vblank/vline */ 2874 switch (src_data) { 2875 case 0: /* D2 vblank */ 2876 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) { 2877 if (rdev->irq.crtc_vblank_int[1]) { 2878 drm_handle_vblank(rdev->ddev, 1); 2879 rdev->pm.vblank_sync = true; 2880 wake_up(&rdev->irq.vblank_queue); 2881 } 2882 if (rdev->irq.pflip[1]) 2883 radeon_crtc_handle_flip(rdev, 1); 2884 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT; 2885 DRM_DEBUG("IH: D2 vblank\n"); 2886 } 2887 break; 2888 case 1: /* D2 vline */ 2889 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) { 2890 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT; 2891 DRM_DEBUG("IH: D2 vline\n"); 2892 } 2893 break; 2894 default: 2895 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 2896 break; 2897 } 2898 break; 2899 case 3: /* D3 vblank/vline */ 2900 switch (src_data) { 2901 case 0: /* D3 vblank */ 2902 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) { 2903 if (rdev->irq.crtc_vblank_int[2]) { 2904 drm_handle_vblank(rdev->ddev, 2); 2905 rdev->pm.vblank_sync = true; 2906 wake_up(&rdev->irq.vblank_queue); 2907 } 2908 if (rdev->irq.pflip[2]) 2909 radeon_crtc_handle_flip(rdev, 2); 2910 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT; 2911 DRM_DEBUG("IH: D3 vblank\n"); 2912 } 2913 break; 2914 case 1: /* D3 vline */ 2915 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) { 2916 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT; 2917 DRM_DEBUG("IH: D3 vline\n"); 2918 } 2919 break; 2920 default: 2921 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 2922 break; 2923 } 2924 break; 2925 case 4: /* D4 vblank/vline */ 2926 switch (src_data) { 2927 case 0: /* D4 vblank */ 2928 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) { 2929 if (rdev->irq.crtc_vblank_int[3]) { 2930 drm_handle_vblank(rdev->ddev, 3); 2931 rdev->pm.vblank_sync = true; 2932 wake_up(&rdev->irq.vblank_queue); 2933 } 2934 if (rdev->irq.pflip[3]) 2935 radeon_crtc_handle_flip(rdev, 3); 2936 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT; 2937 DRM_DEBUG("IH: D4 vblank\n"); 2938 } 2939 break; 2940 case 1: /* D4 vline */ 2941 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) { 2942 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT; 2943 DRM_DEBUG("IH: D4 vline\n"); 2944 } 2945 break; 2946 default: 2947 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 2948 break; 2949 } 2950 break; 2951 case 5: /* D5 vblank/vline */ 2952 switch (src_data) { 2953 case 0: /* D5 vblank */ 2954 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) { 2955 if (rdev->irq.crtc_vblank_int[4]) { 2956 drm_handle_vblank(rdev->ddev, 4); 2957 rdev->pm.vblank_sync = true; 2958 wake_up(&rdev->irq.vblank_queue); 2959 } 2960 if (rdev->irq.pflip[4]) 2961 radeon_crtc_handle_flip(rdev, 4); 2962 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT; 2963 DRM_DEBUG("IH: D5 vblank\n"); 2964 } 2965 break; 2966 case 1: /* D5 vline */ 2967 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) { 2968 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT; 2969 DRM_DEBUG("IH: D5 vline\n"); 2970 } 2971 break; 2972 default: 2973 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 2974 break; 2975 } 2976 break; 2977 case 6: /* D6 vblank/vline */ 2978 switch (src_data) { 2979 case 0: /* D6 vblank */ 2980 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) { 2981 if (rdev->irq.crtc_vblank_int[5]) { 2982 drm_handle_vblank(rdev->ddev, 5); 2983 rdev->pm.vblank_sync = true; 2984 wake_up(&rdev->irq.vblank_queue); 2985 } 2986 if (rdev->irq.pflip[5]) 2987 radeon_crtc_handle_flip(rdev, 5); 2988 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT; 2989 DRM_DEBUG("IH: D6 vblank\n"); 2990 } 2991 break; 2992 case 1: /* D6 vline */ 2993 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) { 2994 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT; 2995 DRM_DEBUG("IH: D6 vline\n"); 2996 } 2997 break; 2998 default: 2999 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3000 break; 3001 } 3002 break; 3003 case 42: /* HPD hotplug */ 3004 switch (src_data) { 3005 case 0: 3006 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { 3007 rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT; 3008 queue_hotplug = true; 3009 DRM_DEBUG("IH: HPD1\n"); 3010 } 3011 break; 3012 case 1: 3013 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { 3014 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT; 3015 queue_hotplug = true; 3016 DRM_DEBUG("IH: HPD2\n"); 3017 } 3018 break; 3019 case 2: 3020 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { 3021 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT; 3022 queue_hotplug = true; 3023 DRM_DEBUG("IH: HPD3\n"); 3024 } 3025 break; 3026 case 3: 3027 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { 3028 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT; 3029 queue_hotplug = true; 3030 DRM_DEBUG("IH: HPD4\n"); 3031 } 3032 break; 3033 case 4: 3034 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { 3035 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT; 3036 queue_hotplug = true; 3037 DRM_DEBUG("IH: HPD5\n"); 3038 } 3039 break; 3040 case 5: 3041 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { 3042 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT; 3043 queue_hotplug = true; 3044 DRM_DEBUG("IH: HPD6\n"); 3045 } 3046 break; 3047 default: 3048 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3049 break; 3050 } 3051 break; 3052 case 176: /* CP_INT in ring buffer */ 3053 case 177: /* CP_INT in IB1 */ 3054 case 178: /* CP_INT in IB2 */ 3055 DRM_DEBUG("IH: CP int: 0x%08x\n", src_data); 3056 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); 3057 break; 3058 case 181: /* CP EOP event */ 3059 DRM_DEBUG("IH: CP EOP\n"); 3060 if (rdev->family >= CHIP_CAYMAN) { 3061 switch (src_data) { 3062 case 0: 3063 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); 3064 break; 3065 case 1: 3066 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX); 3067 break; 3068 case 2: 3069 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX); 3070 break; 3071 } 3072 } else 3073 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); 3074 break; 3075 case 233: /* GUI IDLE */ 3076 DRM_DEBUG("IH: GUI idle\n"); 3077 rdev->pm.gui_idle = true; 3078 wake_up(&rdev->irq.idle_queue); 3079 break; 3080 default: 3081 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3082 break; 3083 } 3084 3085 /* wptr/rptr are in bytes! */ 3086 rptr += 16; 3087 rptr &= rdev->ih.ptr_mask; 3088 } 3089 /* make sure wptr hasn't changed while processing */ 3090 wptr = evergreen_get_ih_wptr(rdev); 3091 if (wptr != rdev->ih.wptr) 3092 goto restart_ih; 3093 if (queue_hotplug) 3094 schedule_work(&rdev->hotplug_work); 3095 rdev->ih.rptr = rptr; 3096 WREG32(IH_RB_RPTR, rdev->ih.rptr); 3097 spin_unlock_irqrestore(&rdev->ih.lock, flags); 3098 return IRQ_HANDLED; 3099 } 3100 3101 static int evergreen_startup(struct radeon_device *rdev) 3102 { 3103 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 3104 int r; 3105 3106 /* enable pcie gen2 link */ 3107 evergreen_pcie_gen2_enable(rdev); 3108 3109 if (ASIC_IS_DCE5(rdev)) { 3110 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) { 3111 r = ni_init_microcode(rdev); 3112 if (r) { 3113 DRM_ERROR("Failed to load firmware!\n"); 3114 return r; 3115 } 3116 } 3117 r = ni_mc_load_microcode(rdev); 3118 if (r) { 3119 DRM_ERROR("Failed to load MC firmware!\n"); 3120 return r; 3121 } 3122 } else { 3123 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { 3124 r = r600_init_microcode(rdev); 3125 if (r) { 3126 DRM_ERROR("Failed to load firmware!\n"); 3127 return r; 3128 } 3129 } 3130 } 3131 3132 r = r600_vram_scratch_init(rdev); 3133 if (r) 3134 return r; 3135 3136 evergreen_mc_program(rdev); 3137 if (rdev->flags & RADEON_IS_AGP) { 3138 evergreen_agp_enable(rdev); 3139 } else { 3140 r = evergreen_pcie_gart_enable(rdev); 3141 if (r) 3142 return r; 3143 } 3144 evergreen_gpu_init(rdev); 3145 3146 r = evergreen_blit_init(rdev); 3147 if (r) { 3148 r600_blit_fini(rdev); 3149 rdev->asic->copy = NULL; 3150 dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r); 3151 } 3152 3153 /* allocate wb buffer */ 3154 r = radeon_wb_init(rdev); 3155 if (r) 3156 return r; 3157 3158 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); 3159 if (r) { 3160 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 3161 return r; 3162 } 3163 3164 /* Enable IRQ */ 3165 r = r600_irq_init(rdev); 3166 if (r) { 3167 DRM_ERROR("radeon: IH init failed (%d).\n", r); 3168 radeon_irq_kms_fini(rdev); 3169 return r; 3170 } 3171 evergreen_irq_set(rdev); 3172 3173 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET, 3174 R600_CP_RB_RPTR, R600_CP_RB_WPTR, 3175 0, 0xfffff, RADEON_CP_PACKET2); 3176 if (r) 3177 return r; 3178 r = evergreen_cp_load_microcode(rdev); 3179 if (r) 3180 return r; 3181 r = evergreen_cp_resume(rdev); 3182 if (r) 3183 return r; 3184 3185 r = radeon_ib_pool_start(rdev); 3186 if (r) 3187 return r; 3188 3189 r = r600_ib_test(rdev, RADEON_RING_TYPE_GFX_INDEX); 3190 if (r) { 3191 DRM_ERROR("radeon: failed testing IB (%d).\n", r); 3192 rdev->accel_working = false; 3193 return r; 3194 } 3195 3196 return 0; 3197 } 3198 3199 int evergreen_resume(struct radeon_device *rdev) 3200 { 3201 int r; 3202 3203 /* reset the asic, the gfx blocks are often in a bad state 3204 * after the driver is unloaded or after a resume 3205 */ 3206 if (radeon_asic_reset(rdev)) 3207 dev_warn(rdev->dev, "GPU reset failed !\n"); 3208 /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw, 3209 * posting will perform necessary task to bring back GPU into good 3210 * shape. 3211 */ 3212 /* post card */ 3213 atom_asic_init(rdev->mode_info.atom_context); 3214 3215 rdev->accel_working = true; 3216 r = evergreen_startup(rdev); 3217 if (r) { 3218 DRM_ERROR("evergreen startup failed on resume\n"); 3219 return r; 3220 } 3221 3222 return r; 3223 3224 } 3225 3226 int evergreen_suspend(struct radeon_device *rdev) 3227 { 3228 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 3229 3230 /* FIXME: we should wait for ring to be empty */ 3231 radeon_ib_pool_suspend(rdev); 3232 r600_blit_suspend(rdev); 3233 r700_cp_stop(rdev); 3234 ring->ready = false; 3235 evergreen_irq_suspend(rdev); 3236 radeon_wb_disable(rdev); 3237 evergreen_pcie_gart_disable(rdev); 3238 3239 return 0; 3240 } 3241 3242 /* Plan is to move initialization in that function and use 3243 * helper function so that radeon_device_init pretty much 3244 * do nothing more than calling asic specific function. This 3245 * should also allow to remove a bunch of callback function 3246 * like vram_info. 3247 */ 3248 int evergreen_init(struct radeon_device *rdev) 3249 { 3250 int r; 3251 3252 /* This don't do much */ 3253 r = radeon_gem_init(rdev); 3254 if (r) 3255 return r; 3256 /* Read BIOS */ 3257 if (!radeon_get_bios(rdev)) { 3258 if (ASIC_IS_AVIVO(rdev)) 3259 return -EINVAL; 3260 } 3261 /* Must be an ATOMBIOS */ 3262 if (!rdev->is_atom_bios) { 3263 dev_err(rdev->dev, "Expecting atombios for evergreen GPU\n"); 3264 return -EINVAL; 3265 } 3266 r = radeon_atombios_init(rdev); 3267 if (r) 3268 return r; 3269 /* reset the asic, the gfx blocks are often in a bad state 3270 * after the driver is unloaded or after a resume 3271 */ 3272 if (radeon_asic_reset(rdev)) 3273 dev_warn(rdev->dev, "GPU reset failed !\n"); 3274 /* Post card if necessary */ 3275 if (!radeon_card_posted(rdev)) { 3276 if (!rdev->bios) { 3277 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n"); 3278 return -EINVAL; 3279 } 3280 DRM_INFO("GPU not posted. posting now...\n"); 3281 atom_asic_init(rdev->mode_info.atom_context); 3282 } 3283 /* Initialize scratch registers */ 3284 r600_scratch_init(rdev); 3285 /* Initialize surface registers */ 3286 radeon_surface_init(rdev); 3287 /* Initialize clocks */ 3288 radeon_get_clock_info(rdev->ddev); 3289 /* Fence driver */ 3290 r = radeon_fence_driver_init(rdev); 3291 if (r) 3292 return r; 3293 /* initialize AGP */ 3294 if (rdev->flags & RADEON_IS_AGP) { 3295 r = radeon_agp_init(rdev); 3296 if (r) 3297 radeon_agp_disable(rdev); 3298 } 3299 /* initialize memory controller */ 3300 r = evergreen_mc_init(rdev); 3301 if (r) 3302 return r; 3303 /* Memory manager */ 3304 r = radeon_bo_init(rdev); 3305 if (r) 3306 return r; 3307 3308 r = radeon_irq_kms_init(rdev); 3309 if (r) 3310 return r; 3311 3312 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL; 3313 r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024); 3314 3315 rdev->ih.ring_obj = NULL; 3316 r600_ih_ring_init(rdev, 64 * 1024); 3317 3318 r = r600_pcie_gart_init(rdev); 3319 if (r) 3320 return r; 3321 3322 r = radeon_ib_pool_init(rdev); 3323 rdev->accel_working = true; 3324 if (r) { 3325 dev_err(rdev->dev, "IB initialization failed (%d).\n", r); 3326 rdev->accel_working = false; 3327 } 3328 3329 r = evergreen_startup(rdev); 3330 if (r) { 3331 dev_err(rdev->dev, "disabling GPU acceleration\n"); 3332 r700_cp_fini(rdev); 3333 r600_irq_fini(rdev); 3334 radeon_wb_fini(rdev); 3335 r100_ib_fini(rdev); 3336 radeon_irq_kms_fini(rdev); 3337 evergreen_pcie_gart_fini(rdev); 3338 rdev->accel_working = false; 3339 } 3340 return 0; 3341 } 3342 3343 void evergreen_fini(struct radeon_device *rdev) 3344 { 3345 r600_blit_fini(rdev); 3346 r700_cp_fini(rdev); 3347 r600_irq_fini(rdev); 3348 radeon_wb_fini(rdev); 3349 r100_ib_fini(rdev); 3350 radeon_irq_kms_fini(rdev); 3351 evergreen_pcie_gart_fini(rdev); 3352 r600_vram_scratch_fini(rdev); 3353 radeon_gem_fini(rdev); 3354 radeon_semaphore_driver_fini(rdev); 3355 radeon_fence_driver_fini(rdev); 3356 radeon_agp_fini(rdev); 3357 radeon_bo_fini(rdev); 3358 radeon_atombios_fini(rdev); 3359 kfree(rdev->bios); 3360 rdev->bios = NULL; 3361 } 3362 3363 void evergreen_pcie_gen2_enable(struct radeon_device *rdev) 3364 { 3365 u32 link_width_cntl, speed_cntl; 3366 3367 if (radeon_pcie_gen2 == 0) 3368 return; 3369 3370 if (rdev->flags & RADEON_IS_IGP) 3371 return; 3372 3373 if (!(rdev->flags & RADEON_IS_PCIE)) 3374 return; 3375 3376 /* x2 cards have a special sequence */ 3377 if (ASIC_IS_X2(rdev)) 3378 return; 3379 3380 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); 3381 if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) || 3382 (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) { 3383 3384 link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL); 3385 link_width_cntl &= ~LC_UPCONFIGURE_DIS; 3386 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); 3387 3388 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); 3389 speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN; 3390 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); 3391 3392 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); 3393 speed_cntl |= LC_CLR_FAILED_SPD_CHANGE_CNT; 3394 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); 3395 3396 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); 3397 speed_cntl &= ~LC_CLR_FAILED_SPD_CHANGE_CNT; 3398 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); 3399 3400 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); 3401 speed_cntl |= LC_GEN2_EN_STRAP; 3402 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); 3403 3404 } else { 3405 link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL); 3406 /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */ 3407 if (1) 3408 link_width_cntl |= LC_UPCONFIGURE_DIS; 3409 else 3410 link_width_cntl &= ~LC_UPCONFIGURE_DIS; 3411 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); 3412 } 3413 } 3414