1 /* 2 * Copyright 2011 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: Alex Deucher 23 */ 24 #include <linux/firmware.h> 25 #include <linux/platform_device.h> 26 #include <linux/slab.h> 27 #include <linux/module.h> 28 #include <drm/drmP.h> 29 #include "radeon.h" 30 #include "radeon_asic.h" 31 #include <drm/radeon_drm.h> 32 #include "sid.h" 33 #include "atom.h" 34 #include "si_blit_shaders.h" 35 36 #define SI_PFP_UCODE_SIZE 2144 37 #define SI_PM4_UCODE_SIZE 2144 38 #define SI_CE_UCODE_SIZE 2144 39 #define SI_RLC_UCODE_SIZE 2048 40 #define SI_MC_UCODE_SIZE 7769 41 42 MODULE_FIRMWARE("radeon/TAHITI_pfp.bin"); 43 MODULE_FIRMWARE("radeon/TAHITI_me.bin"); 44 MODULE_FIRMWARE("radeon/TAHITI_ce.bin"); 45 MODULE_FIRMWARE("radeon/TAHITI_mc.bin"); 46 MODULE_FIRMWARE("radeon/TAHITI_rlc.bin"); 47 MODULE_FIRMWARE("radeon/PITCAIRN_pfp.bin"); 48 MODULE_FIRMWARE("radeon/PITCAIRN_me.bin"); 49 MODULE_FIRMWARE("radeon/PITCAIRN_ce.bin"); 50 MODULE_FIRMWARE("radeon/PITCAIRN_mc.bin"); 51 MODULE_FIRMWARE("radeon/PITCAIRN_rlc.bin"); 52 MODULE_FIRMWARE("radeon/VERDE_pfp.bin"); 53 MODULE_FIRMWARE("radeon/VERDE_me.bin"); 54 MODULE_FIRMWARE("radeon/VERDE_ce.bin"); 55 MODULE_FIRMWARE("radeon/VERDE_mc.bin"); 56 MODULE_FIRMWARE("radeon/VERDE_rlc.bin"); 57 58 extern int r600_ih_ring_alloc(struct radeon_device *rdev); 59 extern void r600_ih_ring_fini(struct radeon_device *rdev); 60 extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev); 61 extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save); 62 extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save); 63 extern u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev); 64 65 /* get temperature in millidegrees */ 66 int si_get_temp(struct radeon_device *rdev) 67 { 68 u32 temp; 69 int actual_temp = 0; 70 71 temp = (RREG32(CG_MULT_THERMAL_STATUS) & CTF_TEMP_MASK) >> 72 CTF_TEMP_SHIFT; 73 74 if (temp & 0x200) 75 actual_temp = 255; 76 else 77 actual_temp = temp & 0x1ff; 78 79 actual_temp = (actual_temp * 1000); 80 81 return actual_temp; 82 } 83 84 #define TAHITI_IO_MC_REGS_SIZE 36 85 86 static const u32 tahiti_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { 87 {0x0000006f, 0x03044000}, 88 {0x00000070, 0x0480c018}, 89 {0x00000071, 0x00000040}, 90 {0x00000072, 0x01000000}, 91 {0x00000074, 0x000000ff}, 92 {0x00000075, 0x00143400}, 93 {0x00000076, 0x08ec0800}, 94 {0x00000077, 0x040000cc}, 95 {0x00000079, 0x00000000}, 96 {0x0000007a, 0x21000409}, 97 {0x0000007c, 0x00000000}, 98 {0x0000007d, 0xe8000000}, 99 {0x0000007e, 0x044408a8}, 100 {0x0000007f, 0x00000003}, 101 {0x00000080, 0x00000000}, 102 {0x00000081, 0x01000000}, 103 {0x00000082, 0x02000000}, 104 {0x00000083, 0x00000000}, 105 {0x00000084, 0xe3f3e4f4}, 106 {0x00000085, 0x00052024}, 107 {0x00000087, 0x00000000}, 108 {0x00000088, 0x66036603}, 109 {0x00000089, 0x01000000}, 110 {0x0000008b, 0x1c0a0000}, 111 {0x0000008c, 0xff010000}, 112 {0x0000008e, 0xffffefff}, 113 {0x0000008f, 0xfff3efff}, 114 {0x00000090, 0xfff3efbf}, 115 {0x00000094, 0x00101101}, 116 {0x00000095, 0x00000fff}, 117 {0x00000096, 0x00116fff}, 118 {0x00000097, 0x60010000}, 119 {0x00000098, 0x10010000}, 120 {0x00000099, 0x00006000}, 121 {0x0000009a, 0x00001000}, 122 {0x0000009f, 0x00a77400} 123 }; 124 125 static const u32 pitcairn_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { 126 {0x0000006f, 0x03044000}, 127 {0x00000070, 0x0480c018}, 128 {0x00000071, 0x00000040}, 129 {0x00000072, 0x01000000}, 130 {0x00000074, 0x000000ff}, 131 {0x00000075, 0x00143400}, 132 {0x00000076, 0x08ec0800}, 133 {0x00000077, 0x040000cc}, 134 {0x00000079, 0x00000000}, 135 {0x0000007a, 0x21000409}, 136 {0x0000007c, 0x00000000}, 137 {0x0000007d, 0xe8000000}, 138 {0x0000007e, 0x044408a8}, 139 {0x0000007f, 0x00000003}, 140 {0x00000080, 0x00000000}, 141 {0x00000081, 0x01000000}, 142 {0x00000082, 0x02000000}, 143 {0x00000083, 0x00000000}, 144 {0x00000084, 0xe3f3e4f4}, 145 {0x00000085, 0x00052024}, 146 {0x00000087, 0x00000000}, 147 {0x00000088, 0x66036603}, 148 {0x00000089, 0x01000000}, 149 {0x0000008b, 0x1c0a0000}, 150 {0x0000008c, 0xff010000}, 151 {0x0000008e, 0xffffefff}, 152 {0x0000008f, 0xfff3efff}, 153 {0x00000090, 0xfff3efbf}, 154 {0x00000094, 0x00101101}, 155 {0x00000095, 0x00000fff}, 156 {0x00000096, 0x00116fff}, 157 {0x00000097, 0x60010000}, 158 {0x00000098, 0x10010000}, 159 {0x00000099, 0x00006000}, 160 {0x0000009a, 0x00001000}, 161 {0x0000009f, 0x00a47400} 162 }; 163 164 static const u32 verde_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { 165 {0x0000006f, 0x03044000}, 166 {0x00000070, 0x0480c018}, 167 {0x00000071, 0x00000040}, 168 {0x00000072, 0x01000000}, 169 {0x00000074, 0x000000ff}, 170 {0x00000075, 0x00143400}, 171 {0x00000076, 0x08ec0800}, 172 {0x00000077, 0x040000cc}, 173 {0x00000079, 0x00000000}, 174 {0x0000007a, 0x21000409}, 175 {0x0000007c, 0x00000000}, 176 {0x0000007d, 0xe8000000}, 177 {0x0000007e, 0x044408a8}, 178 {0x0000007f, 0x00000003}, 179 {0x00000080, 0x00000000}, 180 {0x00000081, 0x01000000}, 181 {0x00000082, 0x02000000}, 182 {0x00000083, 0x00000000}, 183 {0x00000084, 0xe3f3e4f4}, 184 {0x00000085, 0x00052024}, 185 {0x00000087, 0x00000000}, 186 {0x00000088, 0x66036603}, 187 {0x00000089, 0x01000000}, 188 {0x0000008b, 0x1c0a0000}, 189 {0x0000008c, 0xff010000}, 190 {0x0000008e, 0xffffefff}, 191 {0x0000008f, 0xfff3efff}, 192 {0x00000090, 0xfff3efbf}, 193 {0x00000094, 0x00101101}, 194 {0x00000095, 0x00000fff}, 195 {0x00000096, 0x00116fff}, 196 {0x00000097, 0x60010000}, 197 {0x00000098, 0x10010000}, 198 {0x00000099, 0x00006000}, 199 {0x0000009a, 0x00001000}, 200 {0x0000009f, 0x00a37400} 201 }; 202 203 /* ucode loading */ 204 static int si_mc_load_microcode(struct radeon_device *rdev) 205 { 206 const __be32 *fw_data; 207 u32 running, blackout = 0; 208 u32 *io_mc_regs; 209 int i, ucode_size, regs_size; 210 211 if (!rdev->mc_fw) 212 return -EINVAL; 213 214 switch (rdev->family) { 215 case CHIP_TAHITI: 216 io_mc_regs = (u32 *)&tahiti_io_mc_regs; 217 ucode_size = SI_MC_UCODE_SIZE; 218 regs_size = TAHITI_IO_MC_REGS_SIZE; 219 break; 220 case CHIP_PITCAIRN: 221 io_mc_regs = (u32 *)&pitcairn_io_mc_regs; 222 ucode_size = SI_MC_UCODE_SIZE; 223 regs_size = TAHITI_IO_MC_REGS_SIZE; 224 break; 225 case CHIP_VERDE: 226 default: 227 io_mc_regs = (u32 *)&verde_io_mc_regs; 228 ucode_size = SI_MC_UCODE_SIZE; 229 regs_size = TAHITI_IO_MC_REGS_SIZE; 230 break; 231 } 232 233 running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK; 234 235 if (running == 0) { 236 if (running) { 237 blackout = RREG32(MC_SHARED_BLACKOUT_CNTL); 238 WREG32(MC_SHARED_BLACKOUT_CNTL, blackout | 1); 239 } 240 241 /* reset the engine and set to writable */ 242 WREG32(MC_SEQ_SUP_CNTL, 0x00000008); 243 WREG32(MC_SEQ_SUP_CNTL, 0x00000010); 244 245 /* load mc io regs */ 246 for (i = 0; i < regs_size; i++) { 247 WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]); 248 WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]); 249 } 250 /* load the MC ucode */ 251 fw_data = (const __be32 *)rdev->mc_fw->data; 252 for (i = 0; i < ucode_size; i++) 253 WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++)); 254 255 /* put the engine back into the active state */ 256 WREG32(MC_SEQ_SUP_CNTL, 0x00000008); 257 WREG32(MC_SEQ_SUP_CNTL, 0x00000004); 258 WREG32(MC_SEQ_SUP_CNTL, 0x00000001); 259 260 /* wait for training to complete */ 261 for (i = 0; i < rdev->usec_timeout; i++) { 262 if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D0) 263 break; 264 udelay(1); 265 } 266 for (i = 0; i < rdev->usec_timeout; i++) { 267 if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D1) 268 break; 269 udelay(1); 270 } 271 272 if (running) 273 WREG32(MC_SHARED_BLACKOUT_CNTL, blackout); 274 } 275 276 return 0; 277 } 278 279 static int si_init_microcode(struct radeon_device *rdev) 280 { 281 struct platform_device *pdev; 282 const char *chip_name; 283 const char *rlc_chip_name; 284 size_t pfp_req_size, me_req_size, ce_req_size, rlc_req_size, mc_req_size; 285 char fw_name[30]; 286 int err; 287 288 DRM_DEBUG("\n"); 289 290 pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); 291 err = IS_ERR(pdev); 292 if (err) { 293 printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); 294 return -EINVAL; 295 } 296 297 switch (rdev->family) { 298 case CHIP_TAHITI: 299 chip_name = "TAHITI"; 300 rlc_chip_name = "TAHITI"; 301 pfp_req_size = SI_PFP_UCODE_SIZE * 4; 302 me_req_size = SI_PM4_UCODE_SIZE * 4; 303 ce_req_size = SI_CE_UCODE_SIZE * 4; 304 rlc_req_size = SI_RLC_UCODE_SIZE * 4; 305 mc_req_size = SI_MC_UCODE_SIZE * 4; 306 break; 307 case CHIP_PITCAIRN: 308 chip_name = "PITCAIRN"; 309 rlc_chip_name = "PITCAIRN"; 310 pfp_req_size = SI_PFP_UCODE_SIZE * 4; 311 me_req_size = SI_PM4_UCODE_SIZE * 4; 312 ce_req_size = SI_CE_UCODE_SIZE * 4; 313 rlc_req_size = SI_RLC_UCODE_SIZE * 4; 314 mc_req_size = SI_MC_UCODE_SIZE * 4; 315 break; 316 case CHIP_VERDE: 317 chip_name = "VERDE"; 318 rlc_chip_name = "VERDE"; 319 pfp_req_size = SI_PFP_UCODE_SIZE * 4; 320 me_req_size = SI_PM4_UCODE_SIZE * 4; 321 ce_req_size = SI_CE_UCODE_SIZE * 4; 322 rlc_req_size = SI_RLC_UCODE_SIZE * 4; 323 mc_req_size = SI_MC_UCODE_SIZE * 4; 324 break; 325 default: BUG(); 326 } 327 328 DRM_INFO("Loading %s Microcode\n", chip_name); 329 330 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); 331 err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev); 332 if (err) 333 goto out; 334 if (rdev->pfp_fw->size != pfp_req_size) { 335 printk(KERN_ERR 336 "si_cp: Bogus length %zu in firmware \"%s\"\n", 337 rdev->pfp_fw->size, fw_name); 338 err = -EINVAL; 339 goto out; 340 } 341 342 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); 343 err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); 344 if (err) 345 goto out; 346 if (rdev->me_fw->size != me_req_size) { 347 printk(KERN_ERR 348 "si_cp: Bogus length %zu in firmware \"%s\"\n", 349 rdev->me_fw->size, fw_name); 350 err = -EINVAL; 351 } 352 353 snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", chip_name); 354 err = request_firmware(&rdev->ce_fw, fw_name, &pdev->dev); 355 if (err) 356 goto out; 357 if (rdev->ce_fw->size != ce_req_size) { 358 printk(KERN_ERR 359 "si_cp: Bogus length %zu in firmware \"%s\"\n", 360 rdev->ce_fw->size, fw_name); 361 err = -EINVAL; 362 } 363 364 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name); 365 err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev); 366 if (err) 367 goto out; 368 if (rdev->rlc_fw->size != rlc_req_size) { 369 printk(KERN_ERR 370 "si_rlc: Bogus length %zu in firmware \"%s\"\n", 371 rdev->rlc_fw->size, fw_name); 372 err = -EINVAL; 373 } 374 375 snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name); 376 err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev); 377 if (err) 378 goto out; 379 if (rdev->mc_fw->size != mc_req_size) { 380 printk(KERN_ERR 381 "si_mc: Bogus length %zu in firmware \"%s\"\n", 382 rdev->mc_fw->size, fw_name); 383 err = -EINVAL; 384 } 385 386 out: 387 platform_device_unregister(pdev); 388 389 if (err) { 390 if (err != -EINVAL) 391 printk(KERN_ERR 392 "si_cp: Failed to load firmware \"%s\"\n", 393 fw_name); 394 release_firmware(rdev->pfp_fw); 395 rdev->pfp_fw = NULL; 396 release_firmware(rdev->me_fw); 397 rdev->me_fw = NULL; 398 release_firmware(rdev->ce_fw); 399 rdev->ce_fw = NULL; 400 release_firmware(rdev->rlc_fw); 401 rdev->rlc_fw = NULL; 402 release_firmware(rdev->mc_fw); 403 rdev->mc_fw = NULL; 404 } 405 return err; 406 } 407 408 /* watermark setup */ 409 static u32 dce6_line_buffer_adjust(struct radeon_device *rdev, 410 struct radeon_crtc *radeon_crtc, 411 struct drm_display_mode *mode, 412 struct drm_display_mode *other_mode) 413 { 414 u32 tmp; 415 /* 416 * Line Buffer Setup 417 * There are 3 line buffers, each one shared by 2 display controllers. 418 * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between 419 * the display controllers. The paritioning is done via one of four 420 * preset allocations specified in bits 21:20: 421 * 0 - half lb 422 * 2 - whole lb, other crtc must be disabled 423 */ 424 /* this can get tricky if we have two large displays on a paired group 425 * of crtcs. Ideally for multiple large displays we'd assign them to 426 * non-linked crtcs for maximum line buffer allocation. 427 */ 428 if (radeon_crtc->base.enabled && mode) { 429 if (other_mode) 430 tmp = 0; /* 1/2 */ 431 else 432 tmp = 2; /* whole */ 433 } else 434 tmp = 0; 435 436 WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, 437 DC_LB_MEMORY_CONFIG(tmp)); 438 439 if (radeon_crtc->base.enabled && mode) { 440 switch (tmp) { 441 case 0: 442 default: 443 return 4096 * 2; 444 case 2: 445 return 8192 * 2; 446 } 447 } 448 449 /* controller not enabled, so no lb used */ 450 return 0; 451 } 452 453 static u32 si_get_number_of_dram_channels(struct radeon_device *rdev) 454 { 455 u32 tmp = RREG32(MC_SHARED_CHMAP); 456 457 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { 458 case 0: 459 default: 460 return 1; 461 case 1: 462 return 2; 463 case 2: 464 return 4; 465 case 3: 466 return 8; 467 case 4: 468 return 3; 469 case 5: 470 return 6; 471 case 6: 472 return 10; 473 case 7: 474 return 12; 475 case 8: 476 return 16; 477 } 478 } 479 480 struct dce6_wm_params { 481 u32 dram_channels; /* number of dram channels */ 482 u32 yclk; /* bandwidth per dram data pin in kHz */ 483 u32 sclk; /* engine clock in kHz */ 484 u32 disp_clk; /* display clock in kHz */ 485 u32 src_width; /* viewport width */ 486 u32 active_time; /* active display time in ns */ 487 u32 blank_time; /* blank time in ns */ 488 bool interlaced; /* mode is interlaced */ 489 fixed20_12 vsc; /* vertical scale ratio */ 490 u32 num_heads; /* number of active crtcs */ 491 u32 bytes_per_pixel; /* bytes per pixel display + overlay */ 492 u32 lb_size; /* line buffer allocated to pipe */ 493 u32 vtaps; /* vertical scaler taps */ 494 }; 495 496 static u32 dce6_dram_bandwidth(struct dce6_wm_params *wm) 497 { 498 /* Calculate raw DRAM Bandwidth */ 499 fixed20_12 dram_efficiency; /* 0.7 */ 500 fixed20_12 yclk, dram_channels, bandwidth; 501 fixed20_12 a; 502 503 a.full = dfixed_const(1000); 504 yclk.full = dfixed_const(wm->yclk); 505 yclk.full = dfixed_div(yclk, a); 506 dram_channels.full = dfixed_const(wm->dram_channels * 4); 507 a.full = dfixed_const(10); 508 dram_efficiency.full = dfixed_const(7); 509 dram_efficiency.full = dfixed_div(dram_efficiency, a); 510 bandwidth.full = dfixed_mul(dram_channels, yclk); 511 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency); 512 513 return dfixed_trunc(bandwidth); 514 } 515 516 static u32 dce6_dram_bandwidth_for_display(struct dce6_wm_params *wm) 517 { 518 /* Calculate DRAM Bandwidth and the part allocated to display. */ 519 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */ 520 fixed20_12 yclk, dram_channels, bandwidth; 521 fixed20_12 a; 522 523 a.full = dfixed_const(1000); 524 yclk.full = dfixed_const(wm->yclk); 525 yclk.full = dfixed_div(yclk, a); 526 dram_channels.full = dfixed_const(wm->dram_channels * 4); 527 a.full = dfixed_const(10); 528 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */ 529 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a); 530 bandwidth.full = dfixed_mul(dram_channels, yclk); 531 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation); 532 533 return dfixed_trunc(bandwidth); 534 } 535 536 static u32 dce6_data_return_bandwidth(struct dce6_wm_params *wm) 537 { 538 /* Calculate the display Data return Bandwidth */ 539 fixed20_12 return_efficiency; /* 0.8 */ 540 fixed20_12 sclk, bandwidth; 541 fixed20_12 a; 542 543 a.full = dfixed_const(1000); 544 sclk.full = dfixed_const(wm->sclk); 545 sclk.full = dfixed_div(sclk, a); 546 a.full = dfixed_const(10); 547 return_efficiency.full = dfixed_const(8); 548 return_efficiency.full = dfixed_div(return_efficiency, a); 549 a.full = dfixed_const(32); 550 bandwidth.full = dfixed_mul(a, sclk); 551 bandwidth.full = dfixed_mul(bandwidth, return_efficiency); 552 553 return dfixed_trunc(bandwidth); 554 } 555 556 static u32 dce6_get_dmif_bytes_per_request(struct dce6_wm_params *wm) 557 { 558 return 32; 559 } 560 561 static u32 dce6_dmif_request_bandwidth(struct dce6_wm_params *wm) 562 { 563 /* Calculate the DMIF Request Bandwidth */ 564 fixed20_12 disp_clk_request_efficiency; /* 0.8 */ 565 fixed20_12 disp_clk, sclk, bandwidth; 566 fixed20_12 a, b1, b2; 567 u32 min_bandwidth; 568 569 a.full = dfixed_const(1000); 570 disp_clk.full = dfixed_const(wm->disp_clk); 571 disp_clk.full = dfixed_div(disp_clk, a); 572 a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm) / 2); 573 b1.full = dfixed_mul(a, disp_clk); 574 575 a.full = dfixed_const(1000); 576 sclk.full = dfixed_const(wm->sclk); 577 sclk.full = dfixed_div(sclk, a); 578 a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm)); 579 b2.full = dfixed_mul(a, sclk); 580 581 a.full = dfixed_const(10); 582 disp_clk_request_efficiency.full = dfixed_const(8); 583 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a); 584 585 min_bandwidth = min(dfixed_trunc(b1), dfixed_trunc(b2)); 586 587 a.full = dfixed_const(min_bandwidth); 588 bandwidth.full = dfixed_mul(a, disp_clk_request_efficiency); 589 590 return dfixed_trunc(bandwidth); 591 } 592 593 static u32 dce6_available_bandwidth(struct dce6_wm_params *wm) 594 { 595 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */ 596 u32 dram_bandwidth = dce6_dram_bandwidth(wm); 597 u32 data_return_bandwidth = dce6_data_return_bandwidth(wm); 598 u32 dmif_req_bandwidth = dce6_dmif_request_bandwidth(wm); 599 600 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth)); 601 } 602 603 static u32 dce6_average_bandwidth(struct dce6_wm_params *wm) 604 { 605 /* Calculate the display mode Average Bandwidth 606 * DisplayMode should contain the source and destination dimensions, 607 * timing, etc. 608 */ 609 fixed20_12 bpp; 610 fixed20_12 line_time; 611 fixed20_12 src_width; 612 fixed20_12 bandwidth; 613 fixed20_12 a; 614 615 a.full = dfixed_const(1000); 616 line_time.full = dfixed_const(wm->active_time + wm->blank_time); 617 line_time.full = dfixed_div(line_time, a); 618 bpp.full = dfixed_const(wm->bytes_per_pixel); 619 src_width.full = dfixed_const(wm->src_width); 620 bandwidth.full = dfixed_mul(src_width, bpp); 621 bandwidth.full = dfixed_mul(bandwidth, wm->vsc); 622 bandwidth.full = dfixed_div(bandwidth, line_time); 623 624 return dfixed_trunc(bandwidth); 625 } 626 627 static u32 dce6_latency_watermark(struct dce6_wm_params *wm) 628 { 629 /* First calcualte the latency in ns */ 630 u32 mc_latency = 2000; /* 2000 ns. */ 631 u32 available_bandwidth = dce6_available_bandwidth(wm); 632 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth; 633 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth; 634 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */ 635 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) + 636 (wm->num_heads * cursor_line_pair_return_time); 637 u32 latency = mc_latency + other_heads_data_return_time + dc_latency; 638 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time; 639 u32 tmp, dmif_size = 12288; 640 fixed20_12 a, b, c; 641 642 if (wm->num_heads == 0) 643 return 0; 644 645 a.full = dfixed_const(2); 646 b.full = dfixed_const(1); 647 if ((wm->vsc.full > a.full) || 648 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) || 649 (wm->vtaps >= 5) || 650 ((wm->vsc.full >= a.full) && wm->interlaced)) 651 max_src_lines_per_dst_line = 4; 652 else 653 max_src_lines_per_dst_line = 2; 654 655 a.full = dfixed_const(available_bandwidth); 656 b.full = dfixed_const(wm->num_heads); 657 a.full = dfixed_div(a, b); 658 659 b.full = dfixed_const(mc_latency + 512); 660 c.full = dfixed_const(wm->disp_clk); 661 b.full = dfixed_div(b, c); 662 663 c.full = dfixed_const(dmif_size); 664 b.full = dfixed_div(c, b); 665 666 tmp = min(dfixed_trunc(a), dfixed_trunc(b)); 667 668 b.full = dfixed_const(1000); 669 c.full = dfixed_const(wm->disp_clk); 670 b.full = dfixed_div(c, b); 671 c.full = dfixed_const(wm->bytes_per_pixel); 672 b.full = dfixed_mul(b, c); 673 674 lb_fill_bw = min(tmp, dfixed_trunc(b)); 675 676 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); 677 b.full = dfixed_const(1000); 678 c.full = dfixed_const(lb_fill_bw); 679 b.full = dfixed_div(c, b); 680 a.full = dfixed_div(a, b); 681 line_fill_time = dfixed_trunc(a); 682 683 if (line_fill_time < wm->active_time) 684 return latency; 685 else 686 return latency + (line_fill_time - wm->active_time); 687 688 } 689 690 static bool dce6_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params *wm) 691 { 692 if (dce6_average_bandwidth(wm) <= 693 (dce6_dram_bandwidth_for_display(wm) / wm->num_heads)) 694 return true; 695 else 696 return false; 697 }; 698 699 static bool dce6_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params *wm) 700 { 701 if (dce6_average_bandwidth(wm) <= 702 (dce6_available_bandwidth(wm) / wm->num_heads)) 703 return true; 704 else 705 return false; 706 }; 707 708 static bool dce6_check_latency_hiding(struct dce6_wm_params *wm) 709 { 710 u32 lb_partitions = wm->lb_size / wm->src_width; 711 u32 line_time = wm->active_time + wm->blank_time; 712 u32 latency_tolerant_lines; 713 u32 latency_hiding; 714 fixed20_12 a; 715 716 a.full = dfixed_const(1); 717 if (wm->vsc.full > a.full) 718 latency_tolerant_lines = 1; 719 else { 720 if (lb_partitions <= (wm->vtaps + 1)) 721 latency_tolerant_lines = 1; 722 else 723 latency_tolerant_lines = 2; 724 } 725 726 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time); 727 728 if (dce6_latency_watermark(wm) <= latency_hiding) 729 return true; 730 else 731 return false; 732 } 733 734 static void dce6_program_watermarks(struct radeon_device *rdev, 735 struct radeon_crtc *radeon_crtc, 736 u32 lb_size, u32 num_heads) 737 { 738 struct drm_display_mode *mode = &radeon_crtc->base.mode; 739 struct dce6_wm_params wm; 740 u32 pixel_period; 741 u32 line_time = 0; 742 u32 latency_watermark_a = 0, latency_watermark_b = 0; 743 u32 priority_a_mark = 0, priority_b_mark = 0; 744 u32 priority_a_cnt = PRIORITY_OFF; 745 u32 priority_b_cnt = PRIORITY_OFF; 746 u32 tmp, arb_control3; 747 fixed20_12 a, b, c; 748 749 if (radeon_crtc->base.enabled && num_heads && mode) { 750 pixel_period = 1000000 / (u32)mode->clock; 751 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535); 752 priority_a_cnt = 0; 753 priority_b_cnt = 0; 754 755 wm.yclk = rdev->pm.current_mclk * 10; 756 wm.sclk = rdev->pm.current_sclk * 10; 757 wm.disp_clk = mode->clock; 758 wm.src_width = mode->crtc_hdisplay; 759 wm.active_time = mode->crtc_hdisplay * pixel_period; 760 wm.blank_time = line_time - wm.active_time; 761 wm.interlaced = false; 762 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 763 wm.interlaced = true; 764 wm.vsc = radeon_crtc->vsc; 765 wm.vtaps = 1; 766 if (radeon_crtc->rmx_type != RMX_OFF) 767 wm.vtaps = 2; 768 wm.bytes_per_pixel = 4; /* XXX: get this from fb config */ 769 wm.lb_size = lb_size; 770 if (rdev->family == CHIP_ARUBA) 771 wm.dram_channels = evergreen_get_number_of_dram_channels(rdev); 772 else 773 wm.dram_channels = si_get_number_of_dram_channels(rdev); 774 wm.num_heads = num_heads; 775 776 /* set for high clocks */ 777 latency_watermark_a = min(dce6_latency_watermark(&wm), (u32)65535); 778 /* set for low clocks */ 779 /* wm.yclk = low clk; wm.sclk = low clk */ 780 latency_watermark_b = min(dce6_latency_watermark(&wm), (u32)65535); 781 782 /* possibly force display priority to high */ 783 /* should really do this at mode validation time... */ 784 if (!dce6_average_bandwidth_vs_dram_bandwidth_for_display(&wm) || 785 !dce6_average_bandwidth_vs_available_bandwidth(&wm) || 786 !dce6_check_latency_hiding(&wm) || 787 (rdev->disp_priority == 2)) { 788 DRM_DEBUG_KMS("force priority to high\n"); 789 priority_a_cnt |= PRIORITY_ALWAYS_ON; 790 priority_b_cnt |= PRIORITY_ALWAYS_ON; 791 } 792 793 a.full = dfixed_const(1000); 794 b.full = dfixed_const(mode->clock); 795 b.full = dfixed_div(b, a); 796 c.full = dfixed_const(latency_watermark_a); 797 c.full = dfixed_mul(c, b); 798 c.full = dfixed_mul(c, radeon_crtc->hsc); 799 c.full = dfixed_div(c, a); 800 a.full = dfixed_const(16); 801 c.full = dfixed_div(c, a); 802 priority_a_mark = dfixed_trunc(c); 803 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK; 804 805 a.full = dfixed_const(1000); 806 b.full = dfixed_const(mode->clock); 807 b.full = dfixed_div(b, a); 808 c.full = dfixed_const(latency_watermark_b); 809 c.full = dfixed_mul(c, b); 810 c.full = dfixed_mul(c, radeon_crtc->hsc); 811 c.full = dfixed_div(c, a); 812 a.full = dfixed_const(16); 813 c.full = dfixed_div(c, a); 814 priority_b_mark = dfixed_trunc(c); 815 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK; 816 } 817 818 /* select wm A */ 819 arb_control3 = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset); 820 tmp = arb_control3; 821 tmp &= ~LATENCY_WATERMARK_MASK(3); 822 tmp |= LATENCY_WATERMARK_MASK(1); 823 WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp); 824 WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset, 825 (LATENCY_LOW_WATERMARK(latency_watermark_a) | 826 LATENCY_HIGH_WATERMARK(line_time))); 827 /* select wm B */ 828 tmp = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset); 829 tmp &= ~LATENCY_WATERMARK_MASK(3); 830 tmp |= LATENCY_WATERMARK_MASK(2); 831 WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp); 832 WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset, 833 (LATENCY_LOW_WATERMARK(latency_watermark_b) | 834 LATENCY_HIGH_WATERMARK(line_time))); 835 /* restore original selection */ 836 WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, arb_control3); 837 838 /* write the priority marks */ 839 WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt); 840 WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt); 841 842 } 843 844 void dce6_bandwidth_update(struct radeon_device *rdev) 845 { 846 struct drm_display_mode *mode0 = NULL; 847 struct drm_display_mode *mode1 = NULL; 848 u32 num_heads = 0, lb_size; 849 int i; 850 851 radeon_update_display_priority(rdev); 852 853 for (i = 0; i < rdev->num_crtc; i++) { 854 if (rdev->mode_info.crtcs[i]->base.enabled) 855 num_heads++; 856 } 857 for (i = 0; i < rdev->num_crtc; i += 2) { 858 mode0 = &rdev->mode_info.crtcs[i]->base.mode; 859 mode1 = &rdev->mode_info.crtcs[i+1]->base.mode; 860 lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1); 861 dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads); 862 lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0); 863 dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads); 864 } 865 } 866 867 /* 868 * Core functions 869 */ 870 static void si_tiling_mode_table_init(struct radeon_device *rdev) 871 { 872 const u32 num_tile_mode_states = 32; 873 u32 reg_offset, gb_tile_moden, split_equal_to_row_size; 874 875 switch (rdev->config.si.mem_row_size_in_kb) { 876 case 1: 877 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_1KB; 878 break; 879 case 2: 880 default: 881 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_2KB; 882 break; 883 case 4: 884 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_4KB; 885 break; 886 } 887 888 if ((rdev->family == CHIP_TAHITI) || 889 (rdev->family == CHIP_PITCAIRN)) { 890 for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) { 891 switch (reg_offset) { 892 case 0: /* non-AA compressed depth or any compressed stencil */ 893 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 894 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 895 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 896 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 897 NUM_BANKS(ADDR_SURF_16_BANK) | 898 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 899 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 900 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 901 break; 902 case 1: /* 2xAA/4xAA compressed depth only */ 903 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 904 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 905 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 906 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | 907 NUM_BANKS(ADDR_SURF_16_BANK) | 908 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 909 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 910 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 911 break; 912 case 2: /* 8xAA compressed depth only */ 913 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 914 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 915 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 916 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 917 NUM_BANKS(ADDR_SURF_16_BANK) | 918 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 919 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 920 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 921 break; 922 case 3: /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */ 923 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 924 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 925 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 926 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | 927 NUM_BANKS(ADDR_SURF_16_BANK) | 928 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 929 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 930 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 931 break; 932 case 4: /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */ 933 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 934 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 935 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 936 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 937 NUM_BANKS(ADDR_SURF_16_BANK) | 938 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 939 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 940 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 941 break; 942 case 5: /* Uncompressed 16bpp depth - and stencil buffer allocated with it */ 943 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 944 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 945 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 946 TILE_SPLIT(split_equal_to_row_size) | 947 NUM_BANKS(ADDR_SURF_16_BANK) | 948 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 949 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 950 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 951 break; 952 case 6: /* Uncompressed 32bpp depth - and stencil buffer allocated with it */ 953 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 954 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 955 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 956 TILE_SPLIT(split_equal_to_row_size) | 957 NUM_BANKS(ADDR_SURF_16_BANK) | 958 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 959 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 960 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 961 break; 962 case 7: /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */ 963 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 964 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 965 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 966 TILE_SPLIT(split_equal_to_row_size) | 967 NUM_BANKS(ADDR_SURF_16_BANK) | 968 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 969 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 970 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 971 break; 972 case 8: /* 1D and 1D Array Surfaces */ 973 gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) | 974 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 975 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 976 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 977 NUM_BANKS(ADDR_SURF_16_BANK) | 978 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 979 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 980 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 981 break; 982 case 9: /* Displayable maps. */ 983 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 984 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 985 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 986 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 987 NUM_BANKS(ADDR_SURF_16_BANK) | 988 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 989 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 990 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 991 break; 992 case 10: /* Display 8bpp. */ 993 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 994 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 995 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 996 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 997 NUM_BANKS(ADDR_SURF_16_BANK) | 998 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 999 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1000 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1001 break; 1002 case 11: /* Display 16bpp. */ 1003 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1004 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1005 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1006 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1007 NUM_BANKS(ADDR_SURF_16_BANK) | 1008 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1009 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1010 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1011 break; 1012 case 12: /* Display 32bpp. */ 1013 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1014 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1015 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1016 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1017 NUM_BANKS(ADDR_SURF_16_BANK) | 1018 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1019 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1020 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1021 break; 1022 case 13: /* Thin. */ 1023 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 1024 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1025 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1026 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1027 NUM_BANKS(ADDR_SURF_16_BANK) | 1028 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1029 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1030 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1031 break; 1032 case 14: /* Thin 8 bpp. */ 1033 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1034 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1035 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1036 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1037 NUM_BANKS(ADDR_SURF_16_BANK) | 1038 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1039 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1040 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1041 break; 1042 case 15: /* Thin 16 bpp. */ 1043 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1044 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1045 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1046 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1047 NUM_BANKS(ADDR_SURF_16_BANK) | 1048 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1049 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1050 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1051 break; 1052 case 16: /* Thin 32 bpp. */ 1053 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1054 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1055 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1056 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1057 NUM_BANKS(ADDR_SURF_16_BANK) | 1058 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1059 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1060 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1061 break; 1062 case 17: /* Thin 64 bpp. */ 1063 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1064 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1065 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1066 TILE_SPLIT(split_equal_to_row_size) | 1067 NUM_BANKS(ADDR_SURF_16_BANK) | 1068 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1069 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1070 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1071 break; 1072 case 21: /* 8 bpp PRT. */ 1073 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1074 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1075 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1076 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1077 NUM_BANKS(ADDR_SURF_16_BANK) | 1078 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) | 1079 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1080 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1081 break; 1082 case 22: /* 16 bpp PRT */ 1083 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1084 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1085 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1086 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1087 NUM_BANKS(ADDR_SURF_16_BANK) | 1088 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1089 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1090 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1091 break; 1092 case 23: /* 32 bpp PRT */ 1093 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1094 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1095 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1096 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1097 NUM_BANKS(ADDR_SURF_16_BANK) | 1098 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1099 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1100 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1101 break; 1102 case 24: /* 64 bpp PRT */ 1103 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1104 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1105 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1106 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1107 NUM_BANKS(ADDR_SURF_16_BANK) | 1108 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1109 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1110 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1111 break; 1112 case 25: /* 128 bpp PRT */ 1113 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1114 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1115 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1116 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) | 1117 NUM_BANKS(ADDR_SURF_8_BANK) | 1118 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1119 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1120 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1121 break; 1122 default: 1123 gb_tile_moden = 0; 1124 break; 1125 } 1126 WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden); 1127 } 1128 } else if (rdev->family == CHIP_VERDE) { 1129 for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) { 1130 switch (reg_offset) { 1131 case 0: /* non-AA compressed depth or any compressed stencil */ 1132 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1133 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1134 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1135 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1136 NUM_BANKS(ADDR_SURF_16_BANK) | 1137 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1138 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1139 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1140 break; 1141 case 1: /* 2xAA/4xAA compressed depth only */ 1142 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1143 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1144 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1145 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | 1146 NUM_BANKS(ADDR_SURF_16_BANK) | 1147 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1148 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1149 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1150 break; 1151 case 2: /* 8xAA compressed depth only */ 1152 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1153 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1154 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1155 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1156 NUM_BANKS(ADDR_SURF_16_BANK) | 1157 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1158 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1159 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1160 break; 1161 case 3: /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */ 1162 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1163 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1164 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1165 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | 1166 NUM_BANKS(ADDR_SURF_16_BANK) | 1167 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1168 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1169 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1170 break; 1171 case 4: /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */ 1172 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 1173 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1174 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1175 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1176 NUM_BANKS(ADDR_SURF_16_BANK) | 1177 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1178 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1179 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1180 break; 1181 case 5: /* Uncompressed 16bpp depth - and stencil buffer allocated with it */ 1182 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1183 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1184 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1185 TILE_SPLIT(split_equal_to_row_size) | 1186 NUM_BANKS(ADDR_SURF_16_BANK) | 1187 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1188 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1189 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1190 break; 1191 case 6: /* Uncompressed 32bpp depth - and stencil buffer allocated with it */ 1192 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1193 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1194 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1195 TILE_SPLIT(split_equal_to_row_size) | 1196 NUM_BANKS(ADDR_SURF_16_BANK) | 1197 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1198 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1199 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1200 break; 1201 case 7: /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */ 1202 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1203 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1204 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1205 TILE_SPLIT(split_equal_to_row_size) | 1206 NUM_BANKS(ADDR_SURF_16_BANK) | 1207 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1208 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1209 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1210 break; 1211 case 8: /* 1D and 1D Array Surfaces */ 1212 gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) | 1213 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1214 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1215 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1216 NUM_BANKS(ADDR_SURF_16_BANK) | 1217 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1218 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1219 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1220 break; 1221 case 9: /* Displayable maps. */ 1222 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 1223 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1224 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1225 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1226 NUM_BANKS(ADDR_SURF_16_BANK) | 1227 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1228 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1229 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1230 break; 1231 case 10: /* Display 8bpp. */ 1232 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1233 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1234 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1235 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1236 NUM_BANKS(ADDR_SURF_16_BANK) | 1237 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1238 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1239 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1240 break; 1241 case 11: /* Display 16bpp. */ 1242 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1243 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1244 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1245 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1246 NUM_BANKS(ADDR_SURF_16_BANK) | 1247 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1248 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1249 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1250 break; 1251 case 12: /* Display 32bpp. */ 1252 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1253 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1254 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1255 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1256 NUM_BANKS(ADDR_SURF_16_BANK) | 1257 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1258 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1259 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1260 break; 1261 case 13: /* Thin. */ 1262 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 1263 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1264 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1265 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1266 NUM_BANKS(ADDR_SURF_16_BANK) | 1267 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1268 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1269 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1270 break; 1271 case 14: /* Thin 8 bpp. */ 1272 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1273 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1274 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1275 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1276 NUM_BANKS(ADDR_SURF_16_BANK) | 1277 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1278 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1279 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1280 break; 1281 case 15: /* Thin 16 bpp. */ 1282 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1283 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1284 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1285 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1286 NUM_BANKS(ADDR_SURF_16_BANK) | 1287 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1288 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1289 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1290 break; 1291 case 16: /* Thin 32 bpp. */ 1292 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1293 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1294 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1295 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1296 NUM_BANKS(ADDR_SURF_16_BANK) | 1297 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1298 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1299 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1300 break; 1301 case 17: /* Thin 64 bpp. */ 1302 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1303 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1304 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1305 TILE_SPLIT(split_equal_to_row_size) | 1306 NUM_BANKS(ADDR_SURF_16_BANK) | 1307 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1308 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1309 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1310 break; 1311 case 21: /* 8 bpp PRT. */ 1312 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1313 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1314 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1315 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1316 NUM_BANKS(ADDR_SURF_16_BANK) | 1317 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) | 1318 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1319 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1320 break; 1321 case 22: /* 16 bpp PRT */ 1322 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1323 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1324 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1325 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1326 NUM_BANKS(ADDR_SURF_16_BANK) | 1327 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1328 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1329 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1330 break; 1331 case 23: /* 32 bpp PRT */ 1332 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1333 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1334 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1335 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1336 NUM_BANKS(ADDR_SURF_16_BANK) | 1337 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1338 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1339 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1340 break; 1341 case 24: /* 64 bpp PRT */ 1342 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1343 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1344 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1345 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1346 NUM_BANKS(ADDR_SURF_16_BANK) | 1347 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1348 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1349 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1350 break; 1351 case 25: /* 128 bpp PRT */ 1352 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1353 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1354 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1355 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) | 1356 NUM_BANKS(ADDR_SURF_8_BANK) | 1357 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1358 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1359 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1360 break; 1361 default: 1362 gb_tile_moden = 0; 1363 break; 1364 } 1365 WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden); 1366 } 1367 } else 1368 DRM_ERROR("unknown asic: 0x%x\n", rdev->family); 1369 } 1370 1371 static void si_select_se_sh(struct radeon_device *rdev, 1372 u32 se_num, u32 sh_num) 1373 { 1374 u32 data = INSTANCE_BROADCAST_WRITES; 1375 1376 if ((se_num == 0xffffffff) && (sh_num == 0xffffffff)) 1377 data = SH_BROADCAST_WRITES | SE_BROADCAST_WRITES; 1378 else if (se_num == 0xffffffff) 1379 data |= SE_BROADCAST_WRITES | SH_INDEX(sh_num); 1380 else if (sh_num == 0xffffffff) 1381 data |= SH_BROADCAST_WRITES | SE_INDEX(se_num); 1382 else 1383 data |= SH_INDEX(sh_num) | SE_INDEX(se_num); 1384 WREG32(GRBM_GFX_INDEX, data); 1385 } 1386 1387 static u32 si_create_bitmask(u32 bit_width) 1388 { 1389 u32 i, mask = 0; 1390 1391 for (i = 0; i < bit_width; i++) { 1392 mask <<= 1; 1393 mask |= 1; 1394 } 1395 return mask; 1396 } 1397 1398 static u32 si_get_cu_enabled(struct radeon_device *rdev, u32 cu_per_sh) 1399 { 1400 u32 data, mask; 1401 1402 data = RREG32(CC_GC_SHADER_ARRAY_CONFIG); 1403 if (data & 1) 1404 data &= INACTIVE_CUS_MASK; 1405 else 1406 data = 0; 1407 data |= RREG32(GC_USER_SHADER_ARRAY_CONFIG); 1408 1409 data >>= INACTIVE_CUS_SHIFT; 1410 1411 mask = si_create_bitmask(cu_per_sh); 1412 1413 return ~data & mask; 1414 } 1415 1416 static void si_setup_spi(struct radeon_device *rdev, 1417 u32 se_num, u32 sh_per_se, 1418 u32 cu_per_sh) 1419 { 1420 int i, j, k; 1421 u32 data, mask, active_cu; 1422 1423 for (i = 0; i < se_num; i++) { 1424 for (j = 0; j < sh_per_se; j++) { 1425 si_select_se_sh(rdev, i, j); 1426 data = RREG32(SPI_STATIC_THREAD_MGMT_3); 1427 active_cu = si_get_cu_enabled(rdev, cu_per_sh); 1428 1429 mask = 1; 1430 for (k = 0; k < 16; k++) { 1431 mask <<= k; 1432 if (active_cu & mask) { 1433 data &= ~mask; 1434 WREG32(SPI_STATIC_THREAD_MGMT_3, data); 1435 break; 1436 } 1437 } 1438 } 1439 } 1440 si_select_se_sh(rdev, 0xffffffff, 0xffffffff); 1441 } 1442 1443 static u32 si_get_rb_disabled(struct radeon_device *rdev, 1444 u32 max_rb_num, u32 se_num, 1445 u32 sh_per_se) 1446 { 1447 u32 data, mask; 1448 1449 data = RREG32(CC_RB_BACKEND_DISABLE); 1450 if (data & 1) 1451 data &= BACKEND_DISABLE_MASK; 1452 else 1453 data = 0; 1454 data |= RREG32(GC_USER_RB_BACKEND_DISABLE); 1455 1456 data >>= BACKEND_DISABLE_SHIFT; 1457 1458 mask = si_create_bitmask(max_rb_num / se_num / sh_per_se); 1459 1460 return data & mask; 1461 } 1462 1463 static void si_setup_rb(struct radeon_device *rdev, 1464 u32 se_num, u32 sh_per_se, 1465 u32 max_rb_num) 1466 { 1467 int i, j; 1468 u32 data, mask; 1469 u32 disabled_rbs = 0; 1470 u32 enabled_rbs = 0; 1471 1472 for (i = 0; i < se_num; i++) { 1473 for (j = 0; j < sh_per_se; j++) { 1474 si_select_se_sh(rdev, i, j); 1475 data = si_get_rb_disabled(rdev, max_rb_num, se_num, sh_per_se); 1476 disabled_rbs |= data << ((i * sh_per_se + j) * TAHITI_RB_BITMAP_WIDTH_PER_SH); 1477 } 1478 } 1479 si_select_se_sh(rdev, 0xffffffff, 0xffffffff); 1480 1481 mask = 1; 1482 for (i = 0; i < max_rb_num; i++) { 1483 if (!(disabled_rbs & mask)) 1484 enabled_rbs |= mask; 1485 mask <<= 1; 1486 } 1487 1488 for (i = 0; i < se_num; i++) { 1489 si_select_se_sh(rdev, i, 0xffffffff); 1490 data = 0; 1491 for (j = 0; j < sh_per_se; j++) { 1492 switch (enabled_rbs & 3) { 1493 case 1: 1494 data |= (RASTER_CONFIG_RB_MAP_0 << (i * sh_per_se + j) * 2); 1495 break; 1496 case 2: 1497 data |= (RASTER_CONFIG_RB_MAP_3 << (i * sh_per_se + j) * 2); 1498 break; 1499 case 3: 1500 default: 1501 data |= (RASTER_CONFIG_RB_MAP_2 << (i * sh_per_se + j) * 2); 1502 break; 1503 } 1504 enabled_rbs >>= 2; 1505 } 1506 WREG32(PA_SC_RASTER_CONFIG, data); 1507 } 1508 si_select_se_sh(rdev, 0xffffffff, 0xffffffff); 1509 } 1510 1511 static void si_gpu_init(struct radeon_device *rdev) 1512 { 1513 u32 gb_addr_config = 0; 1514 u32 mc_shared_chmap, mc_arb_ramcfg; 1515 u32 sx_debug_1; 1516 u32 hdp_host_path_cntl; 1517 u32 tmp; 1518 int i, j; 1519 1520 switch (rdev->family) { 1521 case CHIP_TAHITI: 1522 rdev->config.si.max_shader_engines = 2; 1523 rdev->config.si.max_tile_pipes = 12; 1524 rdev->config.si.max_cu_per_sh = 8; 1525 rdev->config.si.max_sh_per_se = 2; 1526 rdev->config.si.max_backends_per_se = 4; 1527 rdev->config.si.max_texture_channel_caches = 12; 1528 rdev->config.si.max_gprs = 256; 1529 rdev->config.si.max_gs_threads = 32; 1530 rdev->config.si.max_hw_contexts = 8; 1531 1532 rdev->config.si.sc_prim_fifo_size_frontend = 0x20; 1533 rdev->config.si.sc_prim_fifo_size_backend = 0x100; 1534 rdev->config.si.sc_hiz_tile_fifo_size = 0x30; 1535 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; 1536 gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN; 1537 break; 1538 case CHIP_PITCAIRN: 1539 rdev->config.si.max_shader_engines = 2; 1540 rdev->config.si.max_tile_pipes = 8; 1541 rdev->config.si.max_cu_per_sh = 5; 1542 rdev->config.si.max_sh_per_se = 2; 1543 rdev->config.si.max_backends_per_se = 4; 1544 rdev->config.si.max_texture_channel_caches = 8; 1545 rdev->config.si.max_gprs = 256; 1546 rdev->config.si.max_gs_threads = 32; 1547 rdev->config.si.max_hw_contexts = 8; 1548 1549 rdev->config.si.sc_prim_fifo_size_frontend = 0x20; 1550 rdev->config.si.sc_prim_fifo_size_backend = 0x100; 1551 rdev->config.si.sc_hiz_tile_fifo_size = 0x30; 1552 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; 1553 gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN; 1554 break; 1555 case CHIP_VERDE: 1556 default: 1557 rdev->config.si.max_shader_engines = 1; 1558 rdev->config.si.max_tile_pipes = 4; 1559 rdev->config.si.max_cu_per_sh = 2; 1560 rdev->config.si.max_sh_per_se = 2; 1561 rdev->config.si.max_backends_per_se = 4; 1562 rdev->config.si.max_texture_channel_caches = 4; 1563 rdev->config.si.max_gprs = 256; 1564 rdev->config.si.max_gs_threads = 32; 1565 rdev->config.si.max_hw_contexts = 8; 1566 1567 rdev->config.si.sc_prim_fifo_size_frontend = 0x20; 1568 rdev->config.si.sc_prim_fifo_size_backend = 0x40; 1569 rdev->config.si.sc_hiz_tile_fifo_size = 0x30; 1570 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; 1571 gb_addr_config = VERDE_GB_ADDR_CONFIG_GOLDEN; 1572 break; 1573 } 1574 1575 /* Initialize HDP */ 1576 for (i = 0, j = 0; i < 32; i++, j += 0x18) { 1577 WREG32((0x2c14 + j), 0x00000000); 1578 WREG32((0x2c18 + j), 0x00000000); 1579 WREG32((0x2c1c + j), 0x00000000); 1580 WREG32((0x2c20 + j), 0x00000000); 1581 WREG32((0x2c24 + j), 0x00000000); 1582 } 1583 1584 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff)); 1585 1586 evergreen_fix_pci_max_read_req_size(rdev); 1587 1588 WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN); 1589 1590 mc_shared_chmap = RREG32(MC_SHARED_CHMAP); 1591 mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG); 1592 1593 rdev->config.si.num_tile_pipes = rdev->config.si.max_tile_pipes; 1594 rdev->config.si.mem_max_burst_length_bytes = 256; 1595 tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT; 1596 rdev->config.si.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024; 1597 if (rdev->config.si.mem_row_size_in_kb > 4) 1598 rdev->config.si.mem_row_size_in_kb = 4; 1599 /* XXX use MC settings? */ 1600 rdev->config.si.shader_engine_tile_size = 32; 1601 rdev->config.si.num_gpus = 1; 1602 rdev->config.si.multi_gpu_tile_size = 64; 1603 1604 /* fix up row size */ 1605 gb_addr_config &= ~ROW_SIZE_MASK; 1606 switch (rdev->config.si.mem_row_size_in_kb) { 1607 case 1: 1608 default: 1609 gb_addr_config |= ROW_SIZE(0); 1610 break; 1611 case 2: 1612 gb_addr_config |= ROW_SIZE(1); 1613 break; 1614 case 4: 1615 gb_addr_config |= ROW_SIZE(2); 1616 break; 1617 } 1618 1619 /* setup tiling info dword. gb_addr_config is not adequate since it does 1620 * not have bank info, so create a custom tiling dword. 1621 * bits 3:0 num_pipes 1622 * bits 7:4 num_banks 1623 * bits 11:8 group_size 1624 * bits 15:12 row_size 1625 */ 1626 rdev->config.si.tile_config = 0; 1627 switch (rdev->config.si.num_tile_pipes) { 1628 case 1: 1629 rdev->config.si.tile_config |= (0 << 0); 1630 break; 1631 case 2: 1632 rdev->config.si.tile_config |= (1 << 0); 1633 break; 1634 case 4: 1635 rdev->config.si.tile_config |= (2 << 0); 1636 break; 1637 case 8: 1638 default: 1639 /* XXX what about 12? */ 1640 rdev->config.si.tile_config |= (3 << 0); 1641 break; 1642 } 1643 switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) { 1644 case 0: /* four banks */ 1645 rdev->config.si.tile_config |= 0 << 4; 1646 break; 1647 case 1: /* eight banks */ 1648 rdev->config.si.tile_config |= 1 << 4; 1649 break; 1650 case 2: /* sixteen banks */ 1651 default: 1652 rdev->config.si.tile_config |= 2 << 4; 1653 break; 1654 } 1655 rdev->config.si.tile_config |= 1656 ((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8; 1657 rdev->config.si.tile_config |= 1658 ((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12; 1659 1660 WREG32(GB_ADDR_CONFIG, gb_addr_config); 1661 WREG32(DMIF_ADDR_CONFIG, gb_addr_config); 1662 WREG32(HDP_ADDR_CONFIG, gb_addr_config); 1663 1664 si_tiling_mode_table_init(rdev); 1665 1666 si_setup_rb(rdev, rdev->config.si.max_shader_engines, 1667 rdev->config.si.max_sh_per_se, 1668 rdev->config.si.max_backends_per_se); 1669 1670 si_setup_spi(rdev, rdev->config.si.max_shader_engines, 1671 rdev->config.si.max_sh_per_se, 1672 rdev->config.si.max_cu_per_sh); 1673 1674 1675 /* set HW defaults for 3D engine */ 1676 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | 1677 ROQ_IB2_START(0x2b))); 1678 WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60)); 1679 1680 sx_debug_1 = RREG32(SX_DEBUG_1); 1681 WREG32(SX_DEBUG_1, sx_debug_1); 1682 1683 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4)); 1684 1685 WREG32(PA_SC_FIFO_SIZE, (SC_FRONTEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_frontend) | 1686 SC_BACKEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_backend) | 1687 SC_HIZ_TILE_FIFO_SIZE(rdev->config.si.sc_hiz_tile_fifo_size) | 1688 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.si.sc_earlyz_tile_fifo_size))); 1689 1690 WREG32(VGT_NUM_INSTANCES, 1); 1691 1692 WREG32(CP_PERFMON_CNTL, 0); 1693 1694 WREG32(SQ_CONFIG, 0); 1695 1696 WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) | 1697 FORCE_EOV_MAX_REZ_CNT(255))); 1698 1699 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) | 1700 AUTO_INVLD_EN(ES_AND_GS_AUTO)); 1701 1702 WREG32(VGT_GS_VERTEX_REUSE, 16); 1703 WREG32(PA_SC_LINE_STIPPLE_STATE, 0); 1704 1705 WREG32(CB_PERFCOUNTER0_SELECT0, 0); 1706 WREG32(CB_PERFCOUNTER0_SELECT1, 0); 1707 WREG32(CB_PERFCOUNTER1_SELECT0, 0); 1708 WREG32(CB_PERFCOUNTER1_SELECT1, 0); 1709 WREG32(CB_PERFCOUNTER2_SELECT0, 0); 1710 WREG32(CB_PERFCOUNTER2_SELECT1, 0); 1711 WREG32(CB_PERFCOUNTER3_SELECT0, 0); 1712 WREG32(CB_PERFCOUNTER3_SELECT1, 0); 1713 1714 tmp = RREG32(HDP_MISC_CNTL); 1715 tmp |= HDP_FLUSH_INVALIDATE_CACHE; 1716 WREG32(HDP_MISC_CNTL, tmp); 1717 1718 hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL); 1719 WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl); 1720 1721 WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3)); 1722 1723 udelay(50); 1724 } 1725 1726 /* 1727 * GPU scratch registers helpers function. 1728 */ 1729 static void si_scratch_init(struct radeon_device *rdev) 1730 { 1731 int i; 1732 1733 rdev->scratch.num_reg = 7; 1734 rdev->scratch.reg_base = SCRATCH_REG0; 1735 for (i = 0; i < rdev->scratch.num_reg; i++) { 1736 rdev->scratch.free[i] = true; 1737 rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4); 1738 } 1739 } 1740 1741 void si_fence_ring_emit(struct radeon_device *rdev, 1742 struct radeon_fence *fence) 1743 { 1744 struct radeon_ring *ring = &rdev->ring[fence->ring]; 1745 u64 addr = rdev->fence_drv[fence->ring].gpu_addr; 1746 1747 /* flush read cache over gart */ 1748 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); 1749 radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); 1750 radeon_ring_write(ring, 0); 1751 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); 1752 radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA | 1753 PACKET3_TC_ACTION_ENA | 1754 PACKET3_SH_KCACHE_ACTION_ENA | 1755 PACKET3_SH_ICACHE_ACTION_ENA); 1756 radeon_ring_write(ring, 0xFFFFFFFF); 1757 radeon_ring_write(ring, 0); 1758 radeon_ring_write(ring, 10); /* poll interval */ 1759 /* EVENT_WRITE_EOP - flush caches, send int */ 1760 radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4)); 1761 radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) | EVENT_INDEX(5)); 1762 radeon_ring_write(ring, addr & 0xffffffff); 1763 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2)); 1764 radeon_ring_write(ring, fence->seq); 1765 radeon_ring_write(ring, 0); 1766 } 1767 1768 /* 1769 * IB stuff 1770 */ 1771 void si_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) 1772 { 1773 struct radeon_ring *ring = &rdev->ring[ib->ring]; 1774 u32 header; 1775 1776 if (ib->is_const_ib) { 1777 /* set switch buffer packet before const IB */ 1778 radeon_ring_write(ring, PACKET3(PACKET3_SWITCH_BUFFER, 0)); 1779 radeon_ring_write(ring, 0); 1780 1781 header = PACKET3(PACKET3_INDIRECT_BUFFER_CONST, 2); 1782 } else { 1783 u32 next_rptr; 1784 if (ring->rptr_save_reg) { 1785 next_rptr = ring->wptr + 3 + 4 + 8; 1786 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); 1787 radeon_ring_write(ring, ((ring->rptr_save_reg - 1788 PACKET3_SET_CONFIG_REG_START) >> 2)); 1789 radeon_ring_write(ring, next_rptr); 1790 } else if (rdev->wb.enabled) { 1791 next_rptr = ring->wptr + 5 + 4 + 8; 1792 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); 1793 radeon_ring_write(ring, (1 << 8)); 1794 radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc); 1795 radeon_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr) & 0xffffffff); 1796 radeon_ring_write(ring, next_rptr); 1797 } 1798 1799 header = PACKET3(PACKET3_INDIRECT_BUFFER, 2); 1800 } 1801 1802 radeon_ring_write(ring, header); 1803 radeon_ring_write(ring, 1804 #ifdef __BIG_ENDIAN 1805 (2 << 0) | 1806 #endif 1807 (ib->gpu_addr & 0xFFFFFFFC)); 1808 radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFFFF); 1809 radeon_ring_write(ring, ib->length_dw | 1810 (ib->vm ? (ib->vm->id << 24) : 0)); 1811 1812 if (!ib->is_const_ib) { 1813 /* flush read cache over gart for this vmid */ 1814 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); 1815 radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); 1816 radeon_ring_write(ring, ib->vm ? ib->vm->id : 0); 1817 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); 1818 radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA | 1819 PACKET3_TC_ACTION_ENA | 1820 PACKET3_SH_KCACHE_ACTION_ENA | 1821 PACKET3_SH_ICACHE_ACTION_ENA); 1822 radeon_ring_write(ring, 0xFFFFFFFF); 1823 radeon_ring_write(ring, 0); 1824 radeon_ring_write(ring, 10); /* poll interval */ 1825 } 1826 } 1827 1828 /* 1829 * CP. 1830 */ 1831 static void si_cp_enable(struct radeon_device *rdev, bool enable) 1832 { 1833 if (enable) 1834 WREG32(CP_ME_CNTL, 0); 1835 else { 1836 radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); 1837 WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT)); 1838 WREG32(SCRATCH_UMSK, 0); 1839 } 1840 udelay(50); 1841 } 1842 1843 static int si_cp_load_microcode(struct radeon_device *rdev) 1844 { 1845 const __be32 *fw_data; 1846 int i; 1847 1848 if (!rdev->me_fw || !rdev->pfp_fw) 1849 return -EINVAL; 1850 1851 si_cp_enable(rdev, false); 1852 1853 /* PFP */ 1854 fw_data = (const __be32 *)rdev->pfp_fw->data; 1855 WREG32(CP_PFP_UCODE_ADDR, 0); 1856 for (i = 0; i < SI_PFP_UCODE_SIZE; i++) 1857 WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++)); 1858 WREG32(CP_PFP_UCODE_ADDR, 0); 1859 1860 /* CE */ 1861 fw_data = (const __be32 *)rdev->ce_fw->data; 1862 WREG32(CP_CE_UCODE_ADDR, 0); 1863 for (i = 0; i < SI_CE_UCODE_SIZE; i++) 1864 WREG32(CP_CE_UCODE_DATA, be32_to_cpup(fw_data++)); 1865 WREG32(CP_CE_UCODE_ADDR, 0); 1866 1867 /* ME */ 1868 fw_data = (const __be32 *)rdev->me_fw->data; 1869 WREG32(CP_ME_RAM_WADDR, 0); 1870 for (i = 0; i < SI_PM4_UCODE_SIZE; i++) 1871 WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++)); 1872 WREG32(CP_ME_RAM_WADDR, 0); 1873 1874 WREG32(CP_PFP_UCODE_ADDR, 0); 1875 WREG32(CP_CE_UCODE_ADDR, 0); 1876 WREG32(CP_ME_RAM_WADDR, 0); 1877 WREG32(CP_ME_RAM_RADDR, 0); 1878 return 0; 1879 } 1880 1881 static int si_cp_start(struct radeon_device *rdev) 1882 { 1883 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 1884 int r, i; 1885 1886 r = radeon_ring_lock(rdev, ring, 7 + 4); 1887 if (r) { 1888 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); 1889 return r; 1890 } 1891 /* init the CP */ 1892 radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5)); 1893 radeon_ring_write(ring, 0x1); 1894 radeon_ring_write(ring, 0x0); 1895 radeon_ring_write(ring, rdev->config.si.max_hw_contexts - 1); 1896 radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); 1897 radeon_ring_write(ring, 0); 1898 radeon_ring_write(ring, 0); 1899 1900 /* init the CE partitions */ 1901 radeon_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2)); 1902 radeon_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE)); 1903 radeon_ring_write(ring, 0xc000); 1904 radeon_ring_write(ring, 0xe000); 1905 radeon_ring_unlock_commit(rdev, ring); 1906 1907 si_cp_enable(rdev, true); 1908 1909 r = radeon_ring_lock(rdev, ring, si_default_size + 10); 1910 if (r) { 1911 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); 1912 return r; 1913 } 1914 1915 /* setup clear context state */ 1916 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); 1917 radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE); 1918 1919 for (i = 0; i < si_default_size; i++) 1920 radeon_ring_write(ring, si_default_state[i]); 1921 1922 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); 1923 radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE); 1924 1925 /* set clear context state */ 1926 radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0)); 1927 radeon_ring_write(ring, 0); 1928 1929 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2)); 1930 radeon_ring_write(ring, 0x00000316); 1931 radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */ 1932 radeon_ring_write(ring, 0x00000010); /* VGT_OUT_DEALLOC_CNTL */ 1933 1934 radeon_ring_unlock_commit(rdev, ring); 1935 1936 for (i = RADEON_RING_TYPE_GFX_INDEX; i <= CAYMAN_RING_TYPE_CP2_INDEX; ++i) { 1937 ring = &rdev->ring[i]; 1938 r = radeon_ring_lock(rdev, ring, 2); 1939 1940 /* clear the compute context state */ 1941 radeon_ring_write(ring, PACKET3_COMPUTE(PACKET3_CLEAR_STATE, 0)); 1942 radeon_ring_write(ring, 0); 1943 1944 radeon_ring_unlock_commit(rdev, ring); 1945 } 1946 1947 return 0; 1948 } 1949 1950 static void si_cp_fini(struct radeon_device *rdev) 1951 { 1952 struct radeon_ring *ring; 1953 si_cp_enable(rdev, false); 1954 1955 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 1956 radeon_ring_fini(rdev, ring); 1957 radeon_scratch_free(rdev, ring->rptr_save_reg); 1958 1959 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; 1960 radeon_ring_fini(rdev, ring); 1961 radeon_scratch_free(rdev, ring->rptr_save_reg); 1962 1963 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; 1964 radeon_ring_fini(rdev, ring); 1965 radeon_scratch_free(rdev, ring->rptr_save_reg); 1966 } 1967 1968 static int si_cp_resume(struct radeon_device *rdev) 1969 { 1970 struct radeon_ring *ring; 1971 u32 tmp; 1972 u32 rb_bufsz; 1973 int r; 1974 1975 /* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */ 1976 WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP | 1977 SOFT_RESET_PA | 1978 SOFT_RESET_VGT | 1979 SOFT_RESET_SPI | 1980 SOFT_RESET_SX)); 1981 RREG32(GRBM_SOFT_RESET); 1982 mdelay(15); 1983 WREG32(GRBM_SOFT_RESET, 0); 1984 RREG32(GRBM_SOFT_RESET); 1985 1986 WREG32(CP_SEM_WAIT_TIMER, 0x0); 1987 WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0); 1988 1989 /* Set the write pointer delay */ 1990 WREG32(CP_RB_WPTR_DELAY, 0); 1991 1992 WREG32(CP_DEBUG, 0); 1993 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF); 1994 1995 /* ring 0 - compute and gfx */ 1996 /* Set ring buffer size */ 1997 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 1998 rb_bufsz = drm_order(ring->ring_size / 8); 1999 tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; 2000 #ifdef __BIG_ENDIAN 2001 tmp |= BUF_SWAP_32BIT; 2002 #endif 2003 WREG32(CP_RB0_CNTL, tmp); 2004 2005 /* Initialize the ring buffer's read and write pointers */ 2006 WREG32(CP_RB0_CNTL, tmp | RB_RPTR_WR_ENA); 2007 ring->wptr = 0; 2008 WREG32(CP_RB0_WPTR, ring->wptr); 2009 2010 /* set the wb address wether it's enabled or not */ 2011 WREG32(CP_RB0_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC); 2012 WREG32(CP_RB0_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF); 2013 2014 if (rdev->wb.enabled) 2015 WREG32(SCRATCH_UMSK, 0xff); 2016 else { 2017 tmp |= RB_NO_UPDATE; 2018 WREG32(SCRATCH_UMSK, 0); 2019 } 2020 2021 mdelay(1); 2022 WREG32(CP_RB0_CNTL, tmp); 2023 2024 WREG32(CP_RB0_BASE, ring->gpu_addr >> 8); 2025 2026 ring->rptr = RREG32(CP_RB0_RPTR); 2027 2028 /* ring1 - compute only */ 2029 /* Set ring buffer size */ 2030 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; 2031 rb_bufsz = drm_order(ring->ring_size / 8); 2032 tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; 2033 #ifdef __BIG_ENDIAN 2034 tmp |= BUF_SWAP_32BIT; 2035 #endif 2036 WREG32(CP_RB1_CNTL, tmp); 2037 2038 /* Initialize the ring buffer's read and write pointers */ 2039 WREG32(CP_RB1_CNTL, tmp | RB_RPTR_WR_ENA); 2040 ring->wptr = 0; 2041 WREG32(CP_RB1_WPTR, ring->wptr); 2042 2043 /* set the wb address wether it's enabled or not */ 2044 WREG32(CP_RB1_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFFFFFFFC); 2045 WREG32(CP_RB1_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFF); 2046 2047 mdelay(1); 2048 WREG32(CP_RB1_CNTL, tmp); 2049 2050 WREG32(CP_RB1_BASE, ring->gpu_addr >> 8); 2051 2052 ring->rptr = RREG32(CP_RB1_RPTR); 2053 2054 /* ring2 - compute only */ 2055 /* Set ring buffer size */ 2056 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; 2057 rb_bufsz = drm_order(ring->ring_size / 8); 2058 tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; 2059 #ifdef __BIG_ENDIAN 2060 tmp |= BUF_SWAP_32BIT; 2061 #endif 2062 WREG32(CP_RB2_CNTL, tmp); 2063 2064 /* Initialize the ring buffer's read and write pointers */ 2065 WREG32(CP_RB2_CNTL, tmp | RB_RPTR_WR_ENA); 2066 ring->wptr = 0; 2067 WREG32(CP_RB2_WPTR, ring->wptr); 2068 2069 /* set the wb address wether it's enabled or not */ 2070 WREG32(CP_RB2_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFFFFFFFC); 2071 WREG32(CP_RB2_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFF); 2072 2073 mdelay(1); 2074 WREG32(CP_RB2_CNTL, tmp); 2075 2076 WREG32(CP_RB2_BASE, ring->gpu_addr >> 8); 2077 2078 ring->rptr = RREG32(CP_RB2_RPTR); 2079 2080 /* start the rings */ 2081 si_cp_start(rdev); 2082 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true; 2083 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = true; 2084 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = true; 2085 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); 2086 if (r) { 2087 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; 2088 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; 2089 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; 2090 return r; 2091 } 2092 r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP1_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]); 2093 if (r) { 2094 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; 2095 } 2096 r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP2_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]); 2097 if (r) { 2098 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; 2099 } 2100 2101 return 0; 2102 } 2103 2104 bool si_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) 2105 { 2106 u32 srbm_status; 2107 u32 grbm_status, grbm_status2; 2108 u32 grbm_status_se0, grbm_status_se1; 2109 2110 srbm_status = RREG32(SRBM_STATUS); 2111 grbm_status = RREG32(GRBM_STATUS); 2112 grbm_status2 = RREG32(GRBM_STATUS2); 2113 grbm_status_se0 = RREG32(GRBM_STATUS_SE0); 2114 grbm_status_se1 = RREG32(GRBM_STATUS_SE1); 2115 if (!(grbm_status & GUI_ACTIVE)) { 2116 radeon_ring_lockup_update(ring); 2117 return false; 2118 } 2119 /* force CP activities */ 2120 radeon_ring_force_activity(rdev, ring); 2121 return radeon_ring_test_lockup(rdev, ring); 2122 } 2123 2124 static int si_gpu_soft_reset(struct radeon_device *rdev) 2125 { 2126 struct evergreen_mc_save save; 2127 u32 grbm_reset = 0; 2128 2129 if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) 2130 return 0; 2131 2132 dev_info(rdev->dev, "GPU softreset \n"); 2133 dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n", 2134 RREG32(GRBM_STATUS)); 2135 dev_info(rdev->dev, " GRBM_STATUS2=0x%08X\n", 2136 RREG32(GRBM_STATUS2)); 2137 dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n", 2138 RREG32(GRBM_STATUS_SE0)); 2139 dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n", 2140 RREG32(GRBM_STATUS_SE1)); 2141 dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n", 2142 RREG32(SRBM_STATUS)); 2143 evergreen_mc_stop(rdev, &save); 2144 if (radeon_mc_wait_for_idle(rdev)) { 2145 dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); 2146 } 2147 /* Disable CP parsing/prefetching */ 2148 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT); 2149 2150 /* reset all the gfx blocks */ 2151 grbm_reset = (SOFT_RESET_CP | 2152 SOFT_RESET_CB | 2153 SOFT_RESET_DB | 2154 SOFT_RESET_GDS | 2155 SOFT_RESET_PA | 2156 SOFT_RESET_SC | 2157 SOFT_RESET_BCI | 2158 SOFT_RESET_SPI | 2159 SOFT_RESET_SX | 2160 SOFT_RESET_TC | 2161 SOFT_RESET_TA | 2162 SOFT_RESET_VGT | 2163 SOFT_RESET_IA); 2164 2165 dev_info(rdev->dev, " GRBM_SOFT_RESET=0x%08X\n", grbm_reset); 2166 WREG32(GRBM_SOFT_RESET, grbm_reset); 2167 (void)RREG32(GRBM_SOFT_RESET); 2168 udelay(50); 2169 WREG32(GRBM_SOFT_RESET, 0); 2170 (void)RREG32(GRBM_SOFT_RESET); 2171 /* Wait a little for things to settle down */ 2172 udelay(50); 2173 dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n", 2174 RREG32(GRBM_STATUS)); 2175 dev_info(rdev->dev, " GRBM_STATUS2=0x%08X\n", 2176 RREG32(GRBM_STATUS2)); 2177 dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n", 2178 RREG32(GRBM_STATUS_SE0)); 2179 dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n", 2180 RREG32(GRBM_STATUS_SE1)); 2181 dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n", 2182 RREG32(SRBM_STATUS)); 2183 evergreen_mc_resume(rdev, &save); 2184 return 0; 2185 } 2186 2187 int si_asic_reset(struct radeon_device *rdev) 2188 { 2189 return si_gpu_soft_reset(rdev); 2190 } 2191 2192 /* MC */ 2193 static void si_mc_program(struct radeon_device *rdev) 2194 { 2195 struct evergreen_mc_save save; 2196 u32 tmp; 2197 int i, j; 2198 2199 /* Initialize HDP */ 2200 for (i = 0, j = 0; i < 32; i++, j += 0x18) { 2201 WREG32((0x2c14 + j), 0x00000000); 2202 WREG32((0x2c18 + j), 0x00000000); 2203 WREG32((0x2c1c + j), 0x00000000); 2204 WREG32((0x2c20 + j), 0x00000000); 2205 WREG32((0x2c24 + j), 0x00000000); 2206 } 2207 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0); 2208 2209 evergreen_mc_stop(rdev, &save); 2210 if (radeon_mc_wait_for_idle(rdev)) { 2211 dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); 2212 } 2213 /* Lockout access through VGA aperture*/ 2214 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE); 2215 /* Update configuration */ 2216 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, 2217 rdev->mc.vram_start >> 12); 2218 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, 2219 rdev->mc.vram_end >> 12); 2220 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 2221 rdev->vram_scratch.gpu_addr >> 12); 2222 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16; 2223 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); 2224 WREG32(MC_VM_FB_LOCATION, tmp); 2225 /* XXX double check these! */ 2226 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8)); 2227 WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30)); 2228 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF); 2229 WREG32(MC_VM_AGP_BASE, 0); 2230 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF); 2231 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF); 2232 if (radeon_mc_wait_for_idle(rdev)) { 2233 dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); 2234 } 2235 evergreen_mc_resume(rdev, &save); 2236 /* we need to own VRAM, so turn off the VGA renderer here 2237 * to stop it overwriting our objects */ 2238 rv515_vga_render_disable(rdev); 2239 } 2240 2241 /* SI MC address space is 40 bits */ 2242 static void si_vram_location(struct radeon_device *rdev, 2243 struct radeon_mc *mc, u64 base) 2244 { 2245 mc->vram_start = base; 2246 if (mc->mc_vram_size > (0xFFFFFFFFFFULL - base + 1)) { 2247 dev_warn(rdev->dev, "limiting VRAM to PCI aperture size\n"); 2248 mc->real_vram_size = mc->aper_size; 2249 mc->mc_vram_size = mc->aper_size; 2250 } 2251 mc->vram_end = mc->vram_start + mc->mc_vram_size - 1; 2252 dev_info(rdev->dev, "VRAM: %lluM 0x%016llX - 0x%016llX (%lluM used)\n", 2253 mc->mc_vram_size >> 20, mc->vram_start, 2254 mc->vram_end, mc->real_vram_size >> 20); 2255 } 2256 2257 static void si_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc) 2258 { 2259 u64 size_af, size_bf; 2260 2261 size_af = ((0xFFFFFFFFFFULL - mc->vram_end) + mc->gtt_base_align) & ~mc->gtt_base_align; 2262 size_bf = mc->vram_start & ~mc->gtt_base_align; 2263 if (size_bf > size_af) { 2264 if (mc->gtt_size > size_bf) { 2265 dev_warn(rdev->dev, "limiting GTT\n"); 2266 mc->gtt_size = size_bf; 2267 } 2268 mc->gtt_start = (mc->vram_start & ~mc->gtt_base_align) - mc->gtt_size; 2269 } else { 2270 if (mc->gtt_size > size_af) { 2271 dev_warn(rdev->dev, "limiting GTT\n"); 2272 mc->gtt_size = size_af; 2273 } 2274 mc->gtt_start = (mc->vram_end + 1 + mc->gtt_base_align) & ~mc->gtt_base_align; 2275 } 2276 mc->gtt_end = mc->gtt_start + mc->gtt_size - 1; 2277 dev_info(rdev->dev, "GTT: %lluM 0x%016llX - 0x%016llX\n", 2278 mc->gtt_size >> 20, mc->gtt_start, mc->gtt_end); 2279 } 2280 2281 static void si_vram_gtt_location(struct radeon_device *rdev, 2282 struct radeon_mc *mc) 2283 { 2284 if (mc->mc_vram_size > 0xFFC0000000ULL) { 2285 /* leave room for at least 1024M GTT */ 2286 dev_warn(rdev->dev, "limiting VRAM\n"); 2287 mc->real_vram_size = 0xFFC0000000ULL; 2288 mc->mc_vram_size = 0xFFC0000000ULL; 2289 } 2290 si_vram_location(rdev, &rdev->mc, 0); 2291 rdev->mc.gtt_base_align = 0; 2292 si_gtt_location(rdev, mc); 2293 } 2294 2295 static int si_mc_init(struct radeon_device *rdev) 2296 { 2297 u32 tmp; 2298 int chansize, numchan; 2299 2300 /* Get VRAM informations */ 2301 rdev->mc.vram_is_ddr = true; 2302 tmp = RREG32(MC_ARB_RAMCFG); 2303 if (tmp & CHANSIZE_OVERRIDE) { 2304 chansize = 16; 2305 } else if (tmp & CHANSIZE_MASK) { 2306 chansize = 64; 2307 } else { 2308 chansize = 32; 2309 } 2310 tmp = RREG32(MC_SHARED_CHMAP); 2311 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { 2312 case 0: 2313 default: 2314 numchan = 1; 2315 break; 2316 case 1: 2317 numchan = 2; 2318 break; 2319 case 2: 2320 numchan = 4; 2321 break; 2322 case 3: 2323 numchan = 8; 2324 break; 2325 case 4: 2326 numchan = 3; 2327 break; 2328 case 5: 2329 numchan = 6; 2330 break; 2331 case 6: 2332 numchan = 10; 2333 break; 2334 case 7: 2335 numchan = 12; 2336 break; 2337 case 8: 2338 numchan = 16; 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 /* size in MB on si */ 2346 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; 2347 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; 2348 rdev->mc.visible_vram_size = rdev->mc.aper_size; 2349 si_vram_gtt_location(rdev, &rdev->mc); 2350 radeon_update_bandwidth_info(rdev); 2351 2352 return 0; 2353 } 2354 2355 /* 2356 * GART 2357 */ 2358 void si_pcie_gart_tlb_flush(struct radeon_device *rdev) 2359 { 2360 /* flush hdp cache */ 2361 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); 2362 2363 /* bits 0-15 are the VM contexts0-15 */ 2364 WREG32(VM_INVALIDATE_REQUEST, 1); 2365 } 2366 2367 static int si_pcie_gart_enable(struct radeon_device *rdev) 2368 { 2369 int r, i; 2370 2371 if (rdev->gart.robj == NULL) { 2372 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); 2373 return -EINVAL; 2374 } 2375 r = radeon_gart_table_vram_pin(rdev); 2376 if (r) 2377 return r; 2378 radeon_gart_restore(rdev); 2379 /* Setup TLB control */ 2380 WREG32(MC_VM_MX_L1_TLB_CNTL, 2381 (0xA << 7) | 2382 ENABLE_L1_TLB | 2383 SYSTEM_ACCESS_MODE_NOT_IN_SYS | 2384 ENABLE_ADVANCED_DRIVER_MODEL | 2385 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU); 2386 /* Setup L2 cache */ 2387 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | 2388 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | 2389 ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE | 2390 EFFECTIVE_L2_QUEUE_SIZE(7) | 2391 CONTEXT1_IDENTITY_ACCESS_MODE(1)); 2392 WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE); 2393 WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY | 2394 L2_CACHE_BIGK_FRAGMENT_SIZE(0)); 2395 /* setup context0 */ 2396 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); 2397 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); 2398 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); 2399 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, 2400 (u32)(rdev->dummy_page.addr >> 12)); 2401 WREG32(VM_CONTEXT0_CNTL2, 0); 2402 WREG32(VM_CONTEXT0_CNTL, (ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | 2403 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT)); 2404 2405 WREG32(0x15D4, 0); 2406 WREG32(0x15D8, 0); 2407 WREG32(0x15DC, 0); 2408 2409 /* empty context1-15 */ 2410 /* set vm size, must be a multiple of 4 */ 2411 WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0); 2412 WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn); 2413 /* Assign the pt base to something valid for now; the pts used for 2414 * the VMs are determined by the application and setup and assigned 2415 * on the fly in the vm part of radeon_gart.c 2416 */ 2417 for (i = 1; i < 16; i++) { 2418 if (i < 8) 2419 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2), 2420 rdev->gart.table_addr >> 12); 2421 else 2422 WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2), 2423 rdev->gart.table_addr >> 12); 2424 } 2425 2426 /* enable context1-15 */ 2427 WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR, 2428 (u32)(rdev->dummy_page.addr >> 12)); 2429 WREG32(VM_CONTEXT1_CNTL2, 0); 2430 WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) | 2431 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); 2432 2433 si_pcie_gart_tlb_flush(rdev); 2434 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", 2435 (unsigned)(rdev->mc.gtt_size >> 20), 2436 (unsigned long long)rdev->gart.table_addr); 2437 rdev->gart.ready = true; 2438 return 0; 2439 } 2440 2441 static void si_pcie_gart_disable(struct radeon_device *rdev) 2442 { 2443 /* Disable all tables */ 2444 WREG32(VM_CONTEXT0_CNTL, 0); 2445 WREG32(VM_CONTEXT1_CNTL, 0); 2446 /* Setup TLB control */ 2447 WREG32(MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE_NOT_IN_SYS | 2448 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU); 2449 /* Setup L2 cache */ 2450 WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | 2451 ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE | 2452 EFFECTIVE_L2_QUEUE_SIZE(7) | 2453 CONTEXT1_IDENTITY_ACCESS_MODE(1)); 2454 WREG32(VM_L2_CNTL2, 0); 2455 WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY | 2456 L2_CACHE_BIGK_FRAGMENT_SIZE(0)); 2457 radeon_gart_table_vram_unpin(rdev); 2458 } 2459 2460 static void si_pcie_gart_fini(struct radeon_device *rdev) 2461 { 2462 si_pcie_gart_disable(rdev); 2463 radeon_gart_table_vram_free(rdev); 2464 radeon_gart_fini(rdev); 2465 } 2466 2467 /* vm parser */ 2468 static bool si_vm_reg_valid(u32 reg) 2469 { 2470 /* context regs are fine */ 2471 if (reg >= 0x28000) 2472 return true; 2473 2474 /* check config regs */ 2475 switch (reg) { 2476 case GRBM_GFX_INDEX: 2477 case CP_STRMOUT_CNTL: 2478 case VGT_VTX_VECT_EJECT_REG: 2479 case VGT_CACHE_INVALIDATION: 2480 case VGT_ESGS_RING_SIZE: 2481 case VGT_GSVS_RING_SIZE: 2482 case VGT_GS_VERTEX_REUSE: 2483 case VGT_PRIMITIVE_TYPE: 2484 case VGT_INDEX_TYPE: 2485 case VGT_NUM_INDICES: 2486 case VGT_NUM_INSTANCES: 2487 case VGT_TF_RING_SIZE: 2488 case VGT_HS_OFFCHIP_PARAM: 2489 case VGT_TF_MEMORY_BASE: 2490 case PA_CL_ENHANCE: 2491 case PA_SU_LINE_STIPPLE_VALUE: 2492 case PA_SC_LINE_STIPPLE_STATE: 2493 case PA_SC_ENHANCE: 2494 case SQC_CACHES: 2495 case SPI_STATIC_THREAD_MGMT_1: 2496 case SPI_STATIC_THREAD_MGMT_2: 2497 case SPI_STATIC_THREAD_MGMT_3: 2498 case SPI_PS_MAX_WAVE_ID: 2499 case SPI_CONFIG_CNTL: 2500 case SPI_CONFIG_CNTL_1: 2501 case TA_CNTL_AUX: 2502 return true; 2503 default: 2504 DRM_ERROR("Invalid register 0x%x in CS\n", reg); 2505 return false; 2506 } 2507 } 2508 2509 static int si_vm_packet3_ce_check(struct radeon_device *rdev, 2510 u32 *ib, struct radeon_cs_packet *pkt) 2511 { 2512 switch (pkt->opcode) { 2513 case PACKET3_NOP: 2514 case PACKET3_SET_BASE: 2515 case PACKET3_SET_CE_DE_COUNTERS: 2516 case PACKET3_LOAD_CONST_RAM: 2517 case PACKET3_WRITE_CONST_RAM: 2518 case PACKET3_WRITE_CONST_RAM_OFFSET: 2519 case PACKET3_DUMP_CONST_RAM: 2520 case PACKET3_INCREMENT_CE_COUNTER: 2521 case PACKET3_WAIT_ON_DE_COUNTER: 2522 case PACKET3_CE_WRITE: 2523 break; 2524 default: 2525 DRM_ERROR("Invalid CE packet3: 0x%x\n", pkt->opcode); 2526 return -EINVAL; 2527 } 2528 return 0; 2529 } 2530 2531 static int si_vm_packet3_gfx_check(struct radeon_device *rdev, 2532 u32 *ib, struct radeon_cs_packet *pkt) 2533 { 2534 u32 idx = pkt->idx + 1; 2535 u32 idx_value = ib[idx]; 2536 u32 start_reg, end_reg, reg, i; 2537 2538 switch (pkt->opcode) { 2539 case PACKET3_NOP: 2540 case PACKET3_SET_BASE: 2541 case PACKET3_CLEAR_STATE: 2542 case PACKET3_INDEX_BUFFER_SIZE: 2543 case PACKET3_DISPATCH_DIRECT: 2544 case PACKET3_DISPATCH_INDIRECT: 2545 case PACKET3_ALLOC_GDS: 2546 case PACKET3_WRITE_GDS_RAM: 2547 case PACKET3_ATOMIC_GDS: 2548 case PACKET3_ATOMIC: 2549 case PACKET3_OCCLUSION_QUERY: 2550 case PACKET3_SET_PREDICATION: 2551 case PACKET3_COND_EXEC: 2552 case PACKET3_PRED_EXEC: 2553 case PACKET3_DRAW_INDIRECT: 2554 case PACKET3_DRAW_INDEX_INDIRECT: 2555 case PACKET3_INDEX_BASE: 2556 case PACKET3_DRAW_INDEX_2: 2557 case PACKET3_CONTEXT_CONTROL: 2558 case PACKET3_INDEX_TYPE: 2559 case PACKET3_DRAW_INDIRECT_MULTI: 2560 case PACKET3_DRAW_INDEX_AUTO: 2561 case PACKET3_DRAW_INDEX_IMMD: 2562 case PACKET3_NUM_INSTANCES: 2563 case PACKET3_DRAW_INDEX_MULTI_AUTO: 2564 case PACKET3_STRMOUT_BUFFER_UPDATE: 2565 case PACKET3_DRAW_INDEX_OFFSET_2: 2566 case PACKET3_DRAW_INDEX_MULTI_ELEMENT: 2567 case PACKET3_DRAW_INDEX_INDIRECT_MULTI: 2568 case PACKET3_MPEG_INDEX: 2569 case PACKET3_WAIT_REG_MEM: 2570 case PACKET3_MEM_WRITE: 2571 case PACKET3_PFP_SYNC_ME: 2572 case PACKET3_SURFACE_SYNC: 2573 case PACKET3_EVENT_WRITE: 2574 case PACKET3_EVENT_WRITE_EOP: 2575 case PACKET3_EVENT_WRITE_EOS: 2576 case PACKET3_SET_CONTEXT_REG: 2577 case PACKET3_SET_CONTEXT_REG_INDIRECT: 2578 case PACKET3_SET_SH_REG: 2579 case PACKET3_SET_SH_REG_OFFSET: 2580 case PACKET3_INCREMENT_DE_COUNTER: 2581 case PACKET3_WAIT_ON_CE_COUNTER: 2582 case PACKET3_WAIT_ON_AVAIL_BUFFER: 2583 case PACKET3_ME_WRITE: 2584 break; 2585 case PACKET3_COPY_DATA: 2586 if ((idx_value & 0xf00) == 0) { 2587 reg = ib[idx + 3] * 4; 2588 if (!si_vm_reg_valid(reg)) 2589 return -EINVAL; 2590 } 2591 break; 2592 case PACKET3_WRITE_DATA: 2593 if ((idx_value & 0xf00) == 0) { 2594 start_reg = ib[idx + 1] * 4; 2595 if (idx_value & 0x10000) { 2596 if (!si_vm_reg_valid(start_reg)) 2597 return -EINVAL; 2598 } else { 2599 for (i = 0; i < (pkt->count - 2); i++) { 2600 reg = start_reg + (4 * i); 2601 if (!si_vm_reg_valid(reg)) 2602 return -EINVAL; 2603 } 2604 } 2605 } 2606 break; 2607 case PACKET3_COND_WRITE: 2608 if (idx_value & 0x100) { 2609 reg = ib[idx + 5] * 4; 2610 if (!si_vm_reg_valid(reg)) 2611 return -EINVAL; 2612 } 2613 break; 2614 case PACKET3_COPY_DW: 2615 if (idx_value & 0x2) { 2616 reg = ib[idx + 3] * 4; 2617 if (!si_vm_reg_valid(reg)) 2618 return -EINVAL; 2619 } 2620 break; 2621 case PACKET3_SET_CONFIG_REG: 2622 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; 2623 end_reg = 4 * pkt->count + start_reg - 4; 2624 if ((start_reg < PACKET3_SET_CONFIG_REG_START) || 2625 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 2626 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 2627 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 2628 return -EINVAL; 2629 } 2630 for (i = 0; i < pkt->count; i++) { 2631 reg = start_reg + (4 * i); 2632 if (!si_vm_reg_valid(reg)) 2633 return -EINVAL; 2634 } 2635 break; 2636 default: 2637 DRM_ERROR("Invalid GFX packet3: 0x%x\n", pkt->opcode); 2638 return -EINVAL; 2639 } 2640 return 0; 2641 } 2642 2643 static int si_vm_packet3_compute_check(struct radeon_device *rdev, 2644 u32 *ib, struct radeon_cs_packet *pkt) 2645 { 2646 u32 idx = pkt->idx + 1; 2647 u32 idx_value = ib[idx]; 2648 u32 start_reg, reg, i; 2649 2650 switch (pkt->opcode) { 2651 case PACKET3_NOP: 2652 case PACKET3_SET_BASE: 2653 case PACKET3_CLEAR_STATE: 2654 case PACKET3_DISPATCH_DIRECT: 2655 case PACKET3_DISPATCH_INDIRECT: 2656 case PACKET3_ALLOC_GDS: 2657 case PACKET3_WRITE_GDS_RAM: 2658 case PACKET3_ATOMIC_GDS: 2659 case PACKET3_ATOMIC: 2660 case PACKET3_OCCLUSION_QUERY: 2661 case PACKET3_SET_PREDICATION: 2662 case PACKET3_COND_EXEC: 2663 case PACKET3_PRED_EXEC: 2664 case PACKET3_CONTEXT_CONTROL: 2665 case PACKET3_STRMOUT_BUFFER_UPDATE: 2666 case PACKET3_WAIT_REG_MEM: 2667 case PACKET3_MEM_WRITE: 2668 case PACKET3_PFP_SYNC_ME: 2669 case PACKET3_SURFACE_SYNC: 2670 case PACKET3_EVENT_WRITE: 2671 case PACKET3_EVENT_WRITE_EOP: 2672 case PACKET3_EVENT_WRITE_EOS: 2673 case PACKET3_SET_CONTEXT_REG: 2674 case PACKET3_SET_CONTEXT_REG_INDIRECT: 2675 case PACKET3_SET_SH_REG: 2676 case PACKET3_SET_SH_REG_OFFSET: 2677 case PACKET3_INCREMENT_DE_COUNTER: 2678 case PACKET3_WAIT_ON_CE_COUNTER: 2679 case PACKET3_WAIT_ON_AVAIL_BUFFER: 2680 case PACKET3_ME_WRITE: 2681 break; 2682 case PACKET3_COPY_DATA: 2683 if ((idx_value & 0xf00) == 0) { 2684 reg = ib[idx + 3] * 4; 2685 if (!si_vm_reg_valid(reg)) 2686 return -EINVAL; 2687 } 2688 break; 2689 case PACKET3_WRITE_DATA: 2690 if ((idx_value & 0xf00) == 0) { 2691 start_reg = ib[idx + 1] * 4; 2692 if (idx_value & 0x10000) { 2693 if (!si_vm_reg_valid(start_reg)) 2694 return -EINVAL; 2695 } else { 2696 for (i = 0; i < (pkt->count - 2); i++) { 2697 reg = start_reg + (4 * i); 2698 if (!si_vm_reg_valid(reg)) 2699 return -EINVAL; 2700 } 2701 } 2702 } 2703 break; 2704 case PACKET3_COND_WRITE: 2705 if (idx_value & 0x100) { 2706 reg = ib[idx + 5] * 4; 2707 if (!si_vm_reg_valid(reg)) 2708 return -EINVAL; 2709 } 2710 break; 2711 case PACKET3_COPY_DW: 2712 if (idx_value & 0x2) { 2713 reg = ib[idx + 3] * 4; 2714 if (!si_vm_reg_valid(reg)) 2715 return -EINVAL; 2716 } 2717 break; 2718 default: 2719 DRM_ERROR("Invalid Compute packet3: 0x%x\n", pkt->opcode); 2720 return -EINVAL; 2721 } 2722 return 0; 2723 } 2724 2725 int si_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) 2726 { 2727 int ret = 0; 2728 u32 idx = 0; 2729 struct radeon_cs_packet pkt; 2730 2731 do { 2732 pkt.idx = idx; 2733 pkt.type = CP_PACKET_GET_TYPE(ib->ptr[idx]); 2734 pkt.count = CP_PACKET_GET_COUNT(ib->ptr[idx]); 2735 pkt.one_reg_wr = 0; 2736 switch (pkt.type) { 2737 case PACKET_TYPE0: 2738 dev_err(rdev->dev, "Packet0 not allowed!\n"); 2739 ret = -EINVAL; 2740 break; 2741 case PACKET_TYPE2: 2742 idx += 1; 2743 break; 2744 case PACKET_TYPE3: 2745 pkt.opcode = CP_PACKET3_GET_OPCODE(ib->ptr[idx]); 2746 if (ib->is_const_ib) 2747 ret = si_vm_packet3_ce_check(rdev, ib->ptr, &pkt); 2748 else { 2749 switch (ib->ring) { 2750 case RADEON_RING_TYPE_GFX_INDEX: 2751 ret = si_vm_packet3_gfx_check(rdev, ib->ptr, &pkt); 2752 break; 2753 case CAYMAN_RING_TYPE_CP1_INDEX: 2754 case CAYMAN_RING_TYPE_CP2_INDEX: 2755 ret = si_vm_packet3_compute_check(rdev, ib->ptr, &pkt); 2756 break; 2757 default: 2758 dev_err(rdev->dev, "Non-PM4 ring %d !\n", ib->ring); 2759 ret = -EINVAL; 2760 break; 2761 } 2762 } 2763 idx += pkt.count + 2; 2764 break; 2765 default: 2766 dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type); 2767 ret = -EINVAL; 2768 break; 2769 } 2770 if (ret) 2771 break; 2772 } while (idx < ib->length_dw); 2773 2774 return ret; 2775 } 2776 2777 /* 2778 * vm 2779 */ 2780 int si_vm_init(struct radeon_device *rdev) 2781 { 2782 /* number of VMs */ 2783 rdev->vm_manager.nvm = 16; 2784 /* base offset of vram pages */ 2785 rdev->vm_manager.vram_base_offset = 0; 2786 2787 return 0; 2788 } 2789 2790 void si_vm_fini(struct radeon_device *rdev) 2791 { 2792 } 2793 2794 /** 2795 * si_vm_set_page - update the page tables using the CP 2796 * 2797 * @rdev: radeon_device pointer 2798 * @pe: addr of the page entry 2799 * @addr: dst addr to write into pe 2800 * @count: number of page entries to update 2801 * @incr: increase next addr by incr bytes 2802 * @flags: access flags 2803 * 2804 * Update the page tables using the CP (cayman-si). 2805 */ 2806 void si_vm_set_page(struct radeon_device *rdev, uint64_t pe, 2807 uint64_t addr, unsigned count, 2808 uint32_t incr, uint32_t flags) 2809 { 2810 struct radeon_ring *ring = &rdev->ring[rdev->asic->vm.pt_ring_index]; 2811 uint32_t r600_flags = cayman_vm_page_flags(rdev, flags); 2812 2813 while (count) { 2814 unsigned ndw = 2 + count * 2; 2815 if (ndw > 0x3FFE) 2816 ndw = 0x3FFE; 2817 2818 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, ndw)); 2819 radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | 2820 WRITE_DATA_DST_SEL(1))); 2821 radeon_ring_write(ring, pe); 2822 radeon_ring_write(ring, upper_32_bits(pe)); 2823 for (; ndw > 2; ndw -= 2, --count, pe += 8) { 2824 uint64_t value; 2825 if (flags & RADEON_VM_PAGE_SYSTEM) { 2826 value = radeon_vm_map_gart(rdev, addr); 2827 value &= 0xFFFFFFFFFFFFF000ULL; 2828 } else if (flags & RADEON_VM_PAGE_VALID) 2829 value = addr; 2830 else 2831 value = 0; 2832 addr += incr; 2833 value |= r600_flags; 2834 radeon_ring_write(ring, value); 2835 radeon_ring_write(ring, upper_32_bits(value)); 2836 } 2837 } 2838 } 2839 2840 void si_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) 2841 { 2842 struct radeon_ring *ring = &rdev->ring[ridx]; 2843 2844 if (vm == NULL) 2845 return; 2846 2847 /* write new base address */ 2848 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); 2849 radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | 2850 WRITE_DATA_DST_SEL(0))); 2851 2852 if (vm->id < 8) { 2853 radeon_ring_write(ring, 2854 (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2)) >> 2); 2855 } else { 2856 radeon_ring_write(ring, 2857 (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm->id - 8) << 2)) >> 2); 2858 } 2859 radeon_ring_write(ring, 0); 2860 radeon_ring_write(ring, vm->pd_gpu_addr >> 12); 2861 2862 /* flush hdp cache */ 2863 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); 2864 radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | 2865 WRITE_DATA_DST_SEL(0))); 2866 radeon_ring_write(ring, HDP_MEM_COHERENCY_FLUSH_CNTL >> 2); 2867 radeon_ring_write(ring, 0); 2868 radeon_ring_write(ring, 0x1); 2869 2870 /* bits 0-15 are the VM contexts0-15 */ 2871 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); 2872 radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | 2873 WRITE_DATA_DST_SEL(0))); 2874 radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2); 2875 radeon_ring_write(ring, 0); 2876 radeon_ring_write(ring, 1 << vm->id); 2877 2878 /* sync PFP to ME, otherwise we might get invalid PFP reads */ 2879 radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0)); 2880 radeon_ring_write(ring, 0x0); 2881 } 2882 2883 /* 2884 * RLC 2885 */ 2886 void si_rlc_fini(struct radeon_device *rdev) 2887 { 2888 int r; 2889 2890 /* save restore block */ 2891 if (rdev->rlc.save_restore_obj) { 2892 r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false); 2893 if (unlikely(r != 0)) 2894 dev_warn(rdev->dev, "(%d) reserve RLC sr bo failed\n", r); 2895 radeon_bo_unpin(rdev->rlc.save_restore_obj); 2896 radeon_bo_unreserve(rdev->rlc.save_restore_obj); 2897 2898 radeon_bo_unref(&rdev->rlc.save_restore_obj); 2899 rdev->rlc.save_restore_obj = NULL; 2900 } 2901 2902 /* clear state block */ 2903 if (rdev->rlc.clear_state_obj) { 2904 r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false); 2905 if (unlikely(r != 0)) 2906 dev_warn(rdev->dev, "(%d) reserve RLC c bo failed\n", r); 2907 radeon_bo_unpin(rdev->rlc.clear_state_obj); 2908 radeon_bo_unreserve(rdev->rlc.clear_state_obj); 2909 2910 radeon_bo_unref(&rdev->rlc.clear_state_obj); 2911 rdev->rlc.clear_state_obj = NULL; 2912 } 2913 } 2914 2915 int si_rlc_init(struct radeon_device *rdev) 2916 { 2917 int r; 2918 2919 /* save restore block */ 2920 if (rdev->rlc.save_restore_obj == NULL) { 2921 r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE, PAGE_SIZE, true, 2922 RADEON_GEM_DOMAIN_VRAM, NULL, 2923 &rdev->rlc.save_restore_obj); 2924 if (r) { 2925 dev_warn(rdev->dev, "(%d) create RLC sr bo failed\n", r); 2926 return r; 2927 } 2928 } 2929 2930 r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false); 2931 if (unlikely(r != 0)) { 2932 si_rlc_fini(rdev); 2933 return r; 2934 } 2935 r = radeon_bo_pin(rdev->rlc.save_restore_obj, RADEON_GEM_DOMAIN_VRAM, 2936 &rdev->rlc.save_restore_gpu_addr); 2937 radeon_bo_unreserve(rdev->rlc.save_restore_obj); 2938 if (r) { 2939 dev_warn(rdev->dev, "(%d) pin RLC sr bo failed\n", r); 2940 si_rlc_fini(rdev); 2941 return r; 2942 } 2943 2944 /* clear state block */ 2945 if (rdev->rlc.clear_state_obj == NULL) { 2946 r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE, PAGE_SIZE, true, 2947 RADEON_GEM_DOMAIN_VRAM, NULL, 2948 &rdev->rlc.clear_state_obj); 2949 if (r) { 2950 dev_warn(rdev->dev, "(%d) create RLC c bo failed\n", r); 2951 si_rlc_fini(rdev); 2952 return r; 2953 } 2954 } 2955 r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false); 2956 if (unlikely(r != 0)) { 2957 si_rlc_fini(rdev); 2958 return r; 2959 } 2960 r = radeon_bo_pin(rdev->rlc.clear_state_obj, RADEON_GEM_DOMAIN_VRAM, 2961 &rdev->rlc.clear_state_gpu_addr); 2962 radeon_bo_unreserve(rdev->rlc.clear_state_obj); 2963 if (r) { 2964 dev_warn(rdev->dev, "(%d) pin RLC c bo failed\n", r); 2965 si_rlc_fini(rdev); 2966 return r; 2967 } 2968 2969 return 0; 2970 } 2971 2972 static void si_rlc_stop(struct radeon_device *rdev) 2973 { 2974 WREG32(RLC_CNTL, 0); 2975 } 2976 2977 static void si_rlc_start(struct radeon_device *rdev) 2978 { 2979 WREG32(RLC_CNTL, RLC_ENABLE); 2980 } 2981 2982 static int si_rlc_resume(struct radeon_device *rdev) 2983 { 2984 u32 i; 2985 const __be32 *fw_data; 2986 2987 if (!rdev->rlc_fw) 2988 return -EINVAL; 2989 2990 si_rlc_stop(rdev); 2991 2992 WREG32(RLC_RL_BASE, 0); 2993 WREG32(RLC_RL_SIZE, 0); 2994 WREG32(RLC_LB_CNTL, 0); 2995 WREG32(RLC_LB_CNTR_MAX, 0xffffffff); 2996 WREG32(RLC_LB_CNTR_INIT, 0); 2997 2998 WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8); 2999 WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8); 3000 3001 WREG32(RLC_MC_CNTL, 0); 3002 WREG32(RLC_UCODE_CNTL, 0); 3003 3004 fw_data = (const __be32 *)rdev->rlc_fw->data; 3005 for (i = 0; i < SI_RLC_UCODE_SIZE; i++) { 3006 WREG32(RLC_UCODE_ADDR, i); 3007 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); 3008 } 3009 WREG32(RLC_UCODE_ADDR, 0); 3010 3011 si_rlc_start(rdev); 3012 3013 return 0; 3014 } 3015 3016 static void si_enable_interrupts(struct radeon_device *rdev) 3017 { 3018 u32 ih_cntl = RREG32(IH_CNTL); 3019 u32 ih_rb_cntl = RREG32(IH_RB_CNTL); 3020 3021 ih_cntl |= ENABLE_INTR; 3022 ih_rb_cntl |= IH_RB_ENABLE; 3023 WREG32(IH_CNTL, ih_cntl); 3024 WREG32(IH_RB_CNTL, ih_rb_cntl); 3025 rdev->ih.enabled = true; 3026 } 3027 3028 static void si_disable_interrupts(struct radeon_device *rdev) 3029 { 3030 u32 ih_rb_cntl = RREG32(IH_RB_CNTL); 3031 u32 ih_cntl = RREG32(IH_CNTL); 3032 3033 ih_rb_cntl &= ~IH_RB_ENABLE; 3034 ih_cntl &= ~ENABLE_INTR; 3035 WREG32(IH_RB_CNTL, ih_rb_cntl); 3036 WREG32(IH_CNTL, ih_cntl); 3037 /* set rptr, wptr to 0 */ 3038 WREG32(IH_RB_RPTR, 0); 3039 WREG32(IH_RB_WPTR, 0); 3040 rdev->ih.enabled = false; 3041 rdev->ih.rptr = 0; 3042 } 3043 3044 static void si_disable_interrupt_state(struct radeon_device *rdev) 3045 { 3046 u32 tmp; 3047 3048 WREG32(CP_INT_CNTL_RING0, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); 3049 WREG32(CP_INT_CNTL_RING1, 0); 3050 WREG32(CP_INT_CNTL_RING2, 0); 3051 WREG32(GRBM_INT_CNTL, 0); 3052 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); 3053 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); 3054 if (rdev->num_crtc >= 4) { 3055 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); 3056 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); 3057 } 3058 if (rdev->num_crtc >= 6) { 3059 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); 3060 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); 3061 } 3062 3063 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); 3064 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); 3065 if (rdev->num_crtc >= 4) { 3066 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); 3067 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); 3068 } 3069 if (rdev->num_crtc >= 6) { 3070 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); 3071 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); 3072 } 3073 3074 WREG32(DACA_AUTODETECT_INT_CONTROL, 0); 3075 3076 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY; 3077 WREG32(DC_HPD1_INT_CONTROL, tmp); 3078 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY; 3079 WREG32(DC_HPD2_INT_CONTROL, tmp); 3080 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY; 3081 WREG32(DC_HPD3_INT_CONTROL, tmp); 3082 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY; 3083 WREG32(DC_HPD4_INT_CONTROL, tmp); 3084 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY; 3085 WREG32(DC_HPD5_INT_CONTROL, tmp); 3086 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY; 3087 WREG32(DC_HPD6_INT_CONTROL, tmp); 3088 3089 } 3090 3091 static int si_irq_init(struct radeon_device *rdev) 3092 { 3093 int ret = 0; 3094 int rb_bufsz; 3095 u32 interrupt_cntl, ih_cntl, ih_rb_cntl; 3096 3097 /* allocate ring */ 3098 ret = r600_ih_ring_alloc(rdev); 3099 if (ret) 3100 return ret; 3101 3102 /* disable irqs */ 3103 si_disable_interrupts(rdev); 3104 3105 /* init rlc */ 3106 ret = si_rlc_resume(rdev); 3107 if (ret) { 3108 r600_ih_ring_fini(rdev); 3109 return ret; 3110 } 3111 3112 /* setup interrupt control */ 3113 /* set dummy read address to ring address */ 3114 WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8); 3115 interrupt_cntl = RREG32(INTERRUPT_CNTL); 3116 /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi 3117 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN 3118 */ 3119 interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE; 3120 /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */ 3121 interrupt_cntl &= ~IH_REQ_NONSNOOP_EN; 3122 WREG32(INTERRUPT_CNTL, interrupt_cntl); 3123 3124 WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8); 3125 rb_bufsz = drm_order(rdev->ih.ring_size / 4); 3126 3127 ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE | 3128 IH_WPTR_OVERFLOW_CLEAR | 3129 (rb_bufsz << 1)); 3130 3131 if (rdev->wb.enabled) 3132 ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE; 3133 3134 /* set the writeback address whether it's enabled or not */ 3135 WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC); 3136 WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF); 3137 3138 WREG32(IH_RB_CNTL, ih_rb_cntl); 3139 3140 /* set rptr, wptr to 0 */ 3141 WREG32(IH_RB_RPTR, 0); 3142 WREG32(IH_RB_WPTR, 0); 3143 3144 /* Default settings for IH_CNTL (disabled at first) */ 3145 ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10) | MC_VMID(0); 3146 /* RPTR_REARM only works if msi's are enabled */ 3147 if (rdev->msi_enabled) 3148 ih_cntl |= RPTR_REARM; 3149 WREG32(IH_CNTL, ih_cntl); 3150 3151 /* force the active interrupt state to all disabled */ 3152 si_disable_interrupt_state(rdev); 3153 3154 pci_set_master(rdev->pdev); 3155 3156 /* enable irqs */ 3157 si_enable_interrupts(rdev); 3158 3159 return ret; 3160 } 3161 3162 int si_irq_set(struct radeon_device *rdev) 3163 { 3164 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE; 3165 u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0; 3166 u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0; 3167 u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6; 3168 u32 grbm_int_cntl = 0; 3169 u32 grph1 = 0, grph2 = 0, grph3 = 0, grph4 = 0, grph5 = 0, grph6 = 0; 3170 3171 if (!rdev->irq.installed) { 3172 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); 3173 return -EINVAL; 3174 } 3175 /* don't enable anything if the ih is disabled */ 3176 if (!rdev->ih.enabled) { 3177 si_disable_interrupts(rdev); 3178 /* force the active interrupt state to all disabled */ 3179 si_disable_interrupt_state(rdev); 3180 return 0; 3181 } 3182 3183 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN; 3184 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN; 3185 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN; 3186 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN; 3187 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN; 3188 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN; 3189 3190 /* enable CP interrupts on all rings */ 3191 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) { 3192 DRM_DEBUG("si_irq_set: sw int gfx\n"); 3193 cp_int_cntl |= TIME_STAMP_INT_ENABLE; 3194 } 3195 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP1_INDEX])) { 3196 DRM_DEBUG("si_irq_set: sw int cp1\n"); 3197 cp_int_cntl1 |= TIME_STAMP_INT_ENABLE; 3198 } 3199 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP2_INDEX])) { 3200 DRM_DEBUG("si_irq_set: sw int cp2\n"); 3201 cp_int_cntl2 |= TIME_STAMP_INT_ENABLE; 3202 } 3203 if (rdev->irq.crtc_vblank_int[0] || 3204 atomic_read(&rdev->irq.pflip[0])) { 3205 DRM_DEBUG("si_irq_set: vblank 0\n"); 3206 crtc1 |= VBLANK_INT_MASK; 3207 } 3208 if (rdev->irq.crtc_vblank_int[1] || 3209 atomic_read(&rdev->irq.pflip[1])) { 3210 DRM_DEBUG("si_irq_set: vblank 1\n"); 3211 crtc2 |= VBLANK_INT_MASK; 3212 } 3213 if (rdev->irq.crtc_vblank_int[2] || 3214 atomic_read(&rdev->irq.pflip[2])) { 3215 DRM_DEBUG("si_irq_set: vblank 2\n"); 3216 crtc3 |= VBLANK_INT_MASK; 3217 } 3218 if (rdev->irq.crtc_vblank_int[3] || 3219 atomic_read(&rdev->irq.pflip[3])) { 3220 DRM_DEBUG("si_irq_set: vblank 3\n"); 3221 crtc4 |= VBLANK_INT_MASK; 3222 } 3223 if (rdev->irq.crtc_vblank_int[4] || 3224 atomic_read(&rdev->irq.pflip[4])) { 3225 DRM_DEBUG("si_irq_set: vblank 4\n"); 3226 crtc5 |= VBLANK_INT_MASK; 3227 } 3228 if (rdev->irq.crtc_vblank_int[5] || 3229 atomic_read(&rdev->irq.pflip[5])) { 3230 DRM_DEBUG("si_irq_set: vblank 5\n"); 3231 crtc6 |= VBLANK_INT_MASK; 3232 } 3233 if (rdev->irq.hpd[0]) { 3234 DRM_DEBUG("si_irq_set: hpd 1\n"); 3235 hpd1 |= DC_HPDx_INT_EN; 3236 } 3237 if (rdev->irq.hpd[1]) { 3238 DRM_DEBUG("si_irq_set: hpd 2\n"); 3239 hpd2 |= DC_HPDx_INT_EN; 3240 } 3241 if (rdev->irq.hpd[2]) { 3242 DRM_DEBUG("si_irq_set: hpd 3\n"); 3243 hpd3 |= DC_HPDx_INT_EN; 3244 } 3245 if (rdev->irq.hpd[3]) { 3246 DRM_DEBUG("si_irq_set: hpd 4\n"); 3247 hpd4 |= DC_HPDx_INT_EN; 3248 } 3249 if (rdev->irq.hpd[4]) { 3250 DRM_DEBUG("si_irq_set: hpd 5\n"); 3251 hpd5 |= DC_HPDx_INT_EN; 3252 } 3253 if (rdev->irq.hpd[5]) { 3254 DRM_DEBUG("si_irq_set: hpd 6\n"); 3255 hpd6 |= DC_HPDx_INT_EN; 3256 } 3257 3258 WREG32(CP_INT_CNTL_RING0, cp_int_cntl); 3259 WREG32(CP_INT_CNTL_RING1, cp_int_cntl1); 3260 WREG32(CP_INT_CNTL_RING2, cp_int_cntl2); 3261 3262 WREG32(GRBM_INT_CNTL, grbm_int_cntl); 3263 3264 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1); 3265 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2); 3266 if (rdev->num_crtc >= 4) { 3267 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3); 3268 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4); 3269 } 3270 if (rdev->num_crtc >= 6) { 3271 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5); 3272 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6); 3273 } 3274 3275 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, grph1); 3276 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, grph2); 3277 if (rdev->num_crtc >= 4) { 3278 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, grph3); 3279 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, grph4); 3280 } 3281 if (rdev->num_crtc >= 6) { 3282 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, grph5); 3283 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, grph6); 3284 } 3285 3286 WREG32(DC_HPD1_INT_CONTROL, hpd1); 3287 WREG32(DC_HPD2_INT_CONTROL, hpd2); 3288 WREG32(DC_HPD3_INT_CONTROL, hpd3); 3289 WREG32(DC_HPD4_INT_CONTROL, hpd4); 3290 WREG32(DC_HPD5_INT_CONTROL, hpd5); 3291 WREG32(DC_HPD6_INT_CONTROL, hpd6); 3292 3293 return 0; 3294 } 3295 3296 static inline void si_irq_ack(struct radeon_device *rdev) 3297 { 3298 u32 tmp; 3299 3300 rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS); 3301 rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE); 3302 rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2); 3303 rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3); 3304 rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4); 3305 rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5); 3306 rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET); 3307 rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET); 3308 if (rdev->num_crtc >= 4) { 3309 rdev->irq.stat_regs.evergreen.d3grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET); 3310 rdev->irq.stat_regs.evergreen.d4grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET); 3311 } 3312 if (rdev->num_crtc >= 6) { 3313 rdev->irq.stat_regs.evergreen.d5grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET); 3314 rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET); 3315 } 3316 3317 if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED) 3318 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3319 if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED) 3320 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3321 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) 3322 WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK); 3323 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) 3324 WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK); 3325 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) 3326 WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK); 3327 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) 3328 WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK); 3329 3330 if (rdev->num_crtc >= 4) { 3331 if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED) 3332 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3333 if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED) 3334 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3335 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) 3336 WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK); 3337 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) 3338 WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK); 3339 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) 3340 WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK); 3341 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) 3342 WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK); 3343 } 3344 3345 if (rdev->num_crtc >= 6) { 3346 if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED) 3347 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3348 if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED) 3349 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3350 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) 3351 WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK); 3352 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) 3353 WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK); 3354 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) 3355 WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK); 3356 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) 3357 WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK); 3358 } 3359 3360 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { 3361 tmp = RREG32(DC_HPD1_INT_CONTROL); 3362 tmp |= DC_HPDx_INT_ACK; 3363 WREG32(DC_HPD1_INT_CONTROL, tmp); 3364 } 3365 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { 3366 tmp = RREG32(DC_HPD2_INT_CONTROL); 3367 tmp |= DC_HPDx_INT_ACK; 3368 WREG32(DC_HPD2_INT_CONTROL, tmp); 3369 } 3370 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { 3371 tmp = RREG32(DC_HPD3_INT_CONTROL); 3372 tmp |= DC_HPDx_INT_ACK; 3373 WREG32(DC_HPD3_INT_CONTROL, tmp); 3374 } 3375 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { 3376 tmp = RREG32(DC_HPD4_INT_CONTROL); 3377 tmp |= DC_HPDx_INT_ACK; 3378 WREG32(DC_HPD4_INT_CONTROL, tmp); 3379 } 3380 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { 3381 tmp = RREG32(DC_HPD5_INT_CONTROL); 3382 tmp |= DC_HPDx_INT_ACK; 3383 WREG32(DC_HPD5_INT_CONTROL, tmp); 3384 } 3385 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { 3386 tmp = RREG32(DC_HPD5_INT_CONTROL); 3387 tmp |= DC_HPDx_INT_ACK; 3388 WREG32(DC_HPD6_INT_CONTROL, tmp); 3389 } 3390 } 3391 3392 static void si_irq_disable(struct radeon_device *rdev) 3393 { 3394 si_disable_interrupts(rdev); 3395 /* Wait and acknowledge irq */ 3396 mdelay(1); 3397 si_irq_ack(rdev); 3398 si_disable_interrupt_state(rdev); 3399 } 3400 3401 static void si_irq_suspend(struct radeon_device *rdev) 3402 { 3403 si_irq_disable(rdev); 3404 si_rlc_stop(rdev); 3405 } 3406 3407 static void si_irq_fini(struct radeon_device *rdev) 3408 { 3409 si_irq_suspend(rdev); 3410 r600_ih_ring_fini(rdev); 3411 } 3412 3413 static inline u32 si_get_ih_wptr(struct radeon_device *rdev) 3414 { 3415 u32 wptr, tmp; 3416 3417 if (rdev->wb.enabled) 3418 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]); 3419 else 3420 wptr = RREG32(IH_RB_WPTR); 3421 3422 if (wptr & RB_OVERFLOW) { 3423 /* When a ring buffer overflow happen start parsing interrupt 3424 * from the last not overwritten vector (wptr + 16). Hopefully 3425 * this should allow us to catchup. 3426 */ 3427 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n", 3428 wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask); 3429 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask; 3430 tmp = RREG32(IH_RB_CNTL); 3431 tmp |= IH_WPTR_OVERFLOW_CLEAR; 3432 WREG32(IH_RB_CNTL, tmp); 3433 } 3434 return (wptr & rdev->ih.ptr_mask); 3435 } 3436 3437 /* SI IV Ring 3438 * Each IV ring entry is 128 bits: 3439 * [7:0] - interrupt source id 3440 * [31:8] - reserved 3441 * [59:32] - interrupt source data 3442 * [63:60] - reserved 3443 * [71:64] - RINGID 3444 * [79:72] - VMID 3445 * [127:80] - reserved 3446 */ 3447 int si_irq_process(struct radeon_device *rdev) 3448 { 3449 u32 wptr; 3450 u32 rptr; 3451 u32 src_id, src_data, ring_id; 3452 u32 ring_index; 3453 bool queue_hotplug = false; 3454 3455 if (!rdev->ih.enabled || rdev->shutdown) 3456 return IRQ_NONE; 3457 3458 wptr = si_get_ih_wptr(rdev); 3459 3460 restart_ih: 3461 /* is somebody else already processing irqs? */ 3462 if (atomic_xchg(&rdev->ih.lock, 1)) 3463 return IRQ_NONE; 3464 3465 rptr = rdev->ih.rptr; 3466 DRM_DEBUG("si_irq_process start: rptr %d, wptr %d\n", rptr, wptr); 3467 3468 /* Order reading of wptr vs. reading of IH ring data */ 3469 rmb(); 3470 3471 /* display interrupts */ 3472 si_irq_ack(rdev); 3473 3474 while (rptr != wptr) { 3475 /* wptr/rptr are in bytes! */ 3476 ring_index = rptr / 4; 3477 src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff; 3478 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff; 3479 ring_id = le32_to_cpu(rdev->ih.ring[ring_index + 2]) & 0xff; 3480 3481 switch (src_id) { 3482 case 1: /* D1 vblank/vline */ 3483 switch (src_data) { 3484 case 0: /* D1 vblank */ 3485 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) { 3486 if (rdev->irq.crtc_vblank_int[0]) { 3487 drm_handle_vblank(rdev->ddev, 0); 3488 rdev->pm.vblank_sync = true; 3489 wake_up(&rdev->irq.vblank_queue); 3490 } 3491 if (atomic_read(&rdev->irq.pflip[0])) 3492 radeon_crtc_handle_flip(rdev, 0); 3493 rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT; 3494 DRM_DEBUG("IH: D1 vblank\n"); 3495 } 3496 break; 3497 case 1: /* D1 vline */ 3498 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) { 3499 rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT; 3500 DRM_DEBUG("IH: D1 vline\n"); 3501 } 3502 break; 3503 default: 3504 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3505 break; 3506 } 3507 break; 3508 case 2: /* D2 vblank/vline */ 3509 switch (src_data) { 3510 case 0: /* D2 vblank */ 3511 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) { 3512 if (rdev->irq.crtc_vblank_int[1]) { 3513 drm_handle_vblank(rdev->ddev, 1); 3514 rdev->pm.vblank_sync = true; 3515 wake_up(&rdev->irq.vblank_queue); 3516 } 3517 if (atomic_read(&rdev->irq.pflip[1])) 3518 radeon_crtc_handle_flip(rdev, 1); 3519 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT; 3520 DRM_DEBUG("IH: D2 vblank\n"); 3521 } 3522 break; 3523 case 1: /* D2 vline */ 3524 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) { 3525 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT; 3526 DRM_DEBUG("IH: D2 vline\n"); 3527 } 3528 break; 3529 default: 3530 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3531 break; 3532 } 3533 break; 3534 case 3: /* D3 vblank/vline */ 3535 switch (src_data) { 3536 case 0: /* D3 vblank */ 3537 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) { 3538 if (rdev->irq.crtc_vblank_int[2]) { 3539 drm_handle_vblank(rdev->ddev, 2); 3540 rdev->pm.vblank_sync = true; 3541 wake_up(&rdev->irq.vblank_queue); 3542 } 3543 if (atomic_read(&rdev->irq.pflip[2])) 3544 radeon_crtc_handle_flip(rdev, 2); 3545 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT; 3546 DRM_DEBUG("IH: D3 vblank\n"); 3547 } 3548 break; 3549 case 1: /* D3 vline */ 3550 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) { 3551 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT; 3552 DRM_DEBUG("IH: D3 vline\n"); 3553 } 3554 break; 3555 default: 3556 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3557 break; 3558 } 3559 break; 3560 case 4: /* D4 vblank/vline */ 3561 switch (src_data) { 3562 case 0: /* D4 vblank */ 3563 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) { 3564 if (rdev->irq.crtc_vblank_int[3]) { 3565 drm_handle_vblank(rdev->ddev, 3); 3566 rdev->pm.vblank_sync = true; 3567 wake_up(&rdev->irq.vblank_queue); 3568 } 3569 if (atomic_read(&rdev->irq.pflip[3])) 3570 radeon_crtc_handle_flip(rdev, 3); 3571 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT; 3572 DRM_DEBUG("IH: D4 vblank\n"); 3573 } 3574 break; 3575 case 1: /* D4 vline */ 3576 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) { 3577 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT; 3578 DRM_DEBUG("IH: D4 vline\n"); 3579 } 3580 break; 3581 default: 3582 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3583 break; 3584 } 3585 break; 3586 case 5: /* D5 vblank/vline */ 3587 switch (src_data) { 3588 case 0: /* D5 vblank */ 3589 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) { 3590 if (rdev->irq.crtc_vblank_int[4]) { 3591 drm_handle_vblank(rdev->ddev, 4); 3592 rdev->pm.vblank_sync = true; 3593 wake_up(&rdev->irq.vblank_queue); 3594 } 3595 if (atomic_read(&rdev->irq.pflip[4])) 3596 radeon_crtc_handle_flip(rdev, 4); 3597 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT; 3598 DRM_DEBUG("IH: D5 vblank\n"); 3599 } 3600 break; 3601 case 1: /* D5 vline */ 3602 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) { 3603 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT; 3604 DRM_DEBUG("IH: D5 vline\n"); 3605 } 3606 break; 3607 default: 3608 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3609 break; 3610 } 3611 break; 3612 case 6: /* D6 vblank/vline */ 3613 switch (src_data) { 3614 case 0: /* D6 vblank */ 3615 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) { 3616 if (rdev->irq.crtc_vblank_int[5]) { 3617 drm_handle_vblank(rdev->ddev, 5); 3618 rdev->pm.vblank_sync = true; 3619 wake_up(&rdev->irq.vblank_queue); 3620 } 3621 if (atomic_read(&rdev->irq.pflip[5])) 3622 radeon_crtc_handle_flip(rdev, 5); 3623 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT; 3624 DRM_DEBUG("IH: D6 vblank\n"); 3625 } 3626 break; 3627 case 1: /* D6 vline */ 3628 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) { 3629 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT; 3630 DRM_DEBUG("IH: D6 vline\n"); 3631 } 3632 break; 3633 default: 3634 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3635 break; 3636 } 3637 break; 3638 case 42: /* HPD hotplug */ 3639 switch (src_data) { 3640 case 0: 3641 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { 3642 rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT; 3643 queue_hotplug = true; 3644 DRM_DEBUG("IH: HPD1\n"); 3645 } 3646 break; 3647 case 1: 3648 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { 3649 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT; 3650 queue_hotplug = true; 3651 DRM_DEBUG("IH: HPD2\n"); 3652 } 3653 break; 3654 case 2: 3655 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { 3656 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT; 3657 queue_hotplug = true; 3658 DRM_DEBUG("IH: HPD3\n"); 3659 } 3660 break; 3661 case 3: 3662 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { 3663 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT; 3664 queue_hotplug = true; 3665 DRM_DEBUG("IH: HPD4\n"); 3666 } 3667 break; 3668 case 4: 3669 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { 3670 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT; 3671 queue_hotplug = true; 3672 DRM_DEBUG("IH: HPD5\n"); 3673 } 3674 break; 3675 case 5: 3676 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { 3677 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT; 3678 queue_hotplug = true; 3679 DRM_DEBUG("IH: HPD6\n"); 3680 } 3681 break; 3682 default: 3683 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3684 break; 3685 } 3686 break; 3687 case 176: /* RINGID0 CP_INT */ 3688 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); 3689 break; 3690 case 177: /* RINGID1 CP_INT */ 3691 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX); 3692 break; 3693 case 178: /* RINGID2 CP_INT */ 3694 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX); 3695 break; 3696 case 181: /* CP EOP event */ 3697 DRM_DEBUG("IH: CP EOP\n"); 3698 switch (ring_id) { 3699 case 0: 3700 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); 3701 break; 3702 case 1: 3703 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX); 3704 break; 3705 case 2: 3706 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX); 3707 break; 3708 } 3709 break; 3710 case 233: /* GUI IDLE */ 3711 DRM_DEBUG("IH: GUI idle\n"); 3712 break; 3713 default: 3714 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3715 break; 3716 } 3717 3718 /* wptr/rptr are in bytes! */ 3719 rptr += 16; 3720 rptr &= rdev->ih.ptr_mask; 3721 } 3722 if (queue_hotplug) 3723 schedule_work(&rdev->hotplug_work); 3724 rdev->ih.rptr = rptr; 3725 WREG32(IH_RB_RPTR, rdev->ih.rptr); 3726 atomic_set(&rdev->ih.lock, 0); 3727 3728 /* make sure wptr hasn't changed while processing */ 3729 wptr = si_get_ih_wptr(rdev); 3730 if (wptr != rptr) 3731 goto restart_ih; 3732 3733 return IRQ_HANDLED; 3734 } 3735 3736 /* 3737 * startup/shutdown callbacks 3738 */ 3739 static int si_startup(struct radeon_device *rdev) 3740 { 3741 struct radeon_ring *ring; 3742 int r; 3743 3744 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw || 3745 !rdev->rlc_fw || !rdev->mc_fw) { 3746 r = si_init_microcode(rdev); 3747 if (r) { 3748 DRM_ERROR("Failed to load firmware!\n"); 3749 return r; 3750 } 3751 } 3752 3753 r = si_mc_load_microcode(rdev); 3754 if (r) { 3755 DRM_ERROR("Failed to load MC firmware!\n"); 3756 return r; 3757 } 3758 3759 r = r600_vram_scratch_init(rdev); 3760 if (r) 3761 return r; 3762 3763 si_mc_program(rdev); 3764 r = si_pcie_gart_enable(rdev); 3765 if (r) 3766 return r; 3767 si_gpu_init(rdev); 3768 3769 #if 0 3770 r = evergreen_blit_init(rdev); 3771 if (r) { 3772 r600_blit_fini(rdev); 3773 rdev->asic->copy = NULL; 3774 dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r); 3775 } 3776 #endif 3777 /* allocate rlc buffers */ 3778 r = si_rlc_init(rdev); 3779 if (r) { 3780 DRM_ERROR("Failed to init rlc BOs!\n"); 3781 return r; 3782 } 3783 3784 /* allocate wb buffer */ 3785 r = radeon_wb_init(rdev); 3786 if (r) 3787 return r; 3788 3789 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); 3790 if (r) { 3791 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 3792 return r; 3793 } 3794 3795 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX); 3796 if (r) { 3797 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 3798 return r; 3799 } 3800 3801 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX); 3802 if (r) { 3803 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 3804 return r; 3805 } 3806 3807 /* Enable IRQ */ 3808 r = si_irq_init(rdev); 3809 if (r) { 3810 DRM_ERROR("radeon: IH init failed (%d).\n", r); 3811 radeon_irq_kms_fini(rdev); 3812 return r; 3813 } 3814 si_irq_set(rdev); 3815 3816 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 3817 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET, 3818 CP_RB0_RPTR, CP_RB0_WPTR, 3819 0, 0xfffff, RADEON_CP_PACKET2); 3820 if (r) 3821 return r; 3822 3823 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; 3824 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP1_RPTR_OFFSET, 3825 CP_RB1_RPTR, CP_RB1_WPTR, 3826 0, 0xfffff, RADEON_CP_PACKET2); 3827 if (r) 3828 return r; 3829 3830 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; 3831 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP2_RPTR_OFFSET, 3832 CP_RB2_RPTR, CP_RB2_WPTR, 3833 0, 0xfffff, RADEON_CP_PACKET2); 3834 if (r) 3835 return r; 3836 3837 r = si_cp_load_microcode(rdev); 3838 if (r) 3839 return r; 3840 r = si_cp_resume(rdev); 3841 if (r) 3842 return r; 3843 3844 r = radeon_ib_pool_init(rdev); 3845 if (r) { 3846 dev_err(rdev->dev, "IB initialization failed (%d).\n", r); 3847 return r; 3848 } 3849 3850 r = radeon_vm_manager_init(rdev); 3851 if (r) { 3852 dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r); 3853 return r; 3854 } 3855 3856 return 0; 3857 } 3858 3859 int si_resume(struct radeon_device *rdev) 3860 { 3861 int r; 3862 3863 /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw, 3864 * posting will perform necessary task to bring back GPU into good 3865 * shape. 3866 */ 3867 /* post card */ 3868 atom_asic_init(rdev->mode_info.atom_context); 3869 3870 rdev->accel_working = true; 3871 r = si_startup(rdev); 3872 if (r) { 3873 DRM_ERROR("si startup failed on resume\n"); 3874 rdev->accel_working = false; 3875 return r; 3876 } 3877 3878 return r; 3879 3880 } 3881 3882 int si_suspend(struct radeon_device *rdev) 3883 { 3884 si_cp_enable(rdev, false); 3885 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; 3886 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; 3887 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; 3888 si_irq_suspend(rdev); 3889 radeon_wb_disable(rdev); 3890 si_pcie_gart_disable(rdev); 3891 return 0; 3892 } 3893 3894 /* Plan is to move initialization in that function and use 3895 * helper function so that radeon_device_init pretty much 3896 * do nothing more than calling asic specific function. This 3897 * should also allow to remove a bunch of callback function 3898 * like vram_info. 3899 */ 3900 int si_init(struct radeon_device *rdev) 3901 { 3902 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 3903 int r; 3904 3905 /* Read BIOS */ 3906 if (!radeon_get_bios(rdev)) { 3907 if (ASIC_IS_AVIVO(rdev)) 3908 return -EINVAL; 3909 } 3910 /* Must be an ATOMBIOS */ 3911 if (!rdev->is_atom_bios) { 3912 dev_err(rdev->dev, "Expecting atombios for cayman GPU\n"); 3913 return -EINVAL; 3914 } 3915 r = radeon_atombios_init(rdev); 3916 if (r) 3917 return r; 3918 3919 /* Post card if necessary */ 3920 if (!radeon_card_posted(rdev)) { 3921 if (!rdev->bios) { 3922 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n"); 3923 return -EINVAL; 3924 } 3925 DRM_INFO("GPU not posted. posting now...\n"); 3926 atom_asic_init(rdev->mode_info.atom_context); 3927 } 3928 /* Initialize scratch registers */ 3929 si_scratch_init(rdev); 3930 /* Initialize surface registers */ 3931 radeon_surface_init(rdev); 3932 /* Initialize clocks */ 3933 radeon_get_clock_info(rdev->ddev); 3934 3935 /* Fence driver */ 3936 r = radeon_fence_driver_init(rdev); 3937 if (r) 3938 return r; 3939 3940 /* initialize memory controller */ 3941 r = si_mc_init(rdev); 3942 if (r) 3943 return r; 3944 /* Memory manager */ 3945 r = radeon_bo_init(rdev); 3946 if (r) 3947 return r; 3948 3949 r = radeon_irq_kms_init(rdev); 3950 if (r) 3951 return r; 3952 3953 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 3954 ring->ring_obj = NULL; 3955 r600_ring_init(rdev, ring, 1024 * 1024); 3956 3957 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; 3958 ring->ring_obj = NULL; 3959 r600_ring_init(rdev, ring, 1024 * 1024); 3960 3961 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; 3962 ring->ring_obj = NULL; 3963 r600_ring_init(rdev, ring, 1024 * 1024); 3964 3965 rdev->ih.ring_obj = NULL; 3966 r600_ih_ring_init(rdev, 64 * 1024); 3967 3968 r = r600_pcie_gart_init(rdev); 3969 if (r) 3970 return r; 3971 3972 rdev->accel_working = true; 3973 r = si_startup(rdev); 3974 if (r) { 3975 dev_err(rdev->dev, "disabling GPU acceleration\n"); 3976 si_cp_fini(rdev); 3977 si_irq_fini(rdev); 3978 si_rlc_fini(rdev); 3979 radeon_wb_fini(rdev); 3980 radeon_ib_pool_fini(rdev); 3981 radeon_vm_manager_fini(rdev); 3982 radeon_irq_kms_fini(rdev); 3983 si_pcie_gart_fini(rdev); 3984 rdev->accel_working = false; 3985 } 3986 3987 /* Don't start up if the MC ucode is missing. 3988 * The default clocks and voltages before the MC ucode 3989 * is loaded are not suffient for advanced operations. 3990 */ 3991 if (!rdev->mc_fw) { 3992 DRM_ERROR("radeon: MC ucode required for NI+.\n"); 3993 return -EINVAL; 3994 } 3995 3996 return 0; 3997 } 3998 3999 void si_fini(struct radeon_device *rdev) 4000 { 4001 #if 0 4002 r600_blit_fini(rdev); 4003 #endif 4004 si_cp_fini(rdev); 4005 si_irq_fini(rdev); 4006 si_rlc_fini(rdev); 4007 radeon_wb_fini(rdev); 4008 radeon_vm_manager_fini(rdev); 4009 radeon_ib_pool_fini(rdev); 4010 radeon_irq_kms_fini(rdev); 4011 si_pcie_gart_fini(rdev); 4012 r600_vram_scratch_fini(rdev); 4013 radeon_gem_fini(rdev); 4014 radeon_fence_driver_fini(rdev); 4015 radeon_bo_fini(rdev); 4016 radeon_atombios_fini(rdev); 4017 kfree(rdev->bios); 4018 rdev->bios = NULL; 4019 } 4020 4021 /** 4022 * si_get_gpu_clock - return GPU clock counter snapshot 4023 * 4024 * @rdev: radeon_device pointer 4025 * 4026 * Fetches a GPU clock counter snapshot (SI). 4027 * Returns the 64 bit clock counter snapshot. 4028 */ 4029 uint64_t si_get_gpu_clock(struct radeon_device *rdev) 4030 { 4031 uint64_t clock; 4032 4033 mutex_lock(&rdev->gpu_clock_mutex); 4034 WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1); 4035 clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) | 4036 ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL); 4037 mutex_unlock(&rdev->gpu_clock_mutex); 4038 return clock; 4039 } 4040