Jerome Glisse | 771fe6b | 2009-06-05 14:42:42 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2008 Advanced Micro Devices, Inc. |
| 3 | * Copyright 2008 Red Hat Inc. |
| 4 | * Copyright 2009 Jerome Glisse. |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 7 | * copy of this software and associated documentation files (the "Software"), |
| 8 | * to deal in the Software without restriction, including without limitation |
| 9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 10 | * and/or sell copies of the Software, and to permit persons to whom the |
| 11 | * Software is furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| 20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| 21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| 22 | * OTHER DEALINGS IN THE SOFTWARE. |
| 23 | * |
| 24 | * Authors: Dave Airlie |
| 25 | * Alex Deucher |
| 26 | * Jerome Glisse |
| 27 | */ |
| 28 | #include <linux/console.h> |
| 29 | #include <drm/drmP.h> |
| 30 | #include <drm/drm_crtc_helper.h> |
| 31 | #include <drm/radeon_drm.h> |
| 32 | #include "radeon_reg.h" |
| 33 | #include "radeon.h" |
| 34 | #include "radeon_asic.h" |
| 35 | #include "atom.h" |
| 36 | |
| 37 | /* |
Michel Dänzer | b1e3a6d | 2009-06-23 16:12:54 +0200 | [diff] [blame] | 38 | * Clear GPU surface registers. |
| 39 | */ |
| 40 | static void radeon_surface_init(struct radeon_device *rdev) |
| 41 | { |
| 42 | /* FIXME: check this out */ |
| 43 | if (rdev->family < CHIP_R600) { |
| 44 | int i; |
| 45 | |
| 46 | for (i = 0; i < 8; i++) { |
| 47 | WREG32(RADEON_SURFACE0_INFO + |
| 48 | i * (RADEON_SURFACE1_INFO - RADEON_SURFACE0_INFO), |
| 49 | 0); |
| 50 | } |
Dave Airlie | e024e11 | 2009-06-24 09:48:08 +1000 | [diff] [blame^] | 51 | /* enable surfaces */ |
| 52 | WREG32(RADEON_SURFACE_CNTL, 0); |
Michel Dänzer | b1e3a6d | 2009-06-23 16:12:54 +0200 | [diff] [blame] | 53 | } |
| 54 | } |
| 55 | |
| 56 | /* |
Jerome Glisse | 771fe6b | 2009-06-05 14:42:42 +0200 | [diff] [blame] | 57 | * GPU scratch registers helpers function. |
| 58 | */ |
| 59 | static void radeon_scratch_init(struct radeon_device *rdev) |
| 60 | { |
| 61 | int i; |
| 62 | |
| 63 | /* FIXME: check this out */ |
| 64 | if (rdev->family < CHIP_R300) { |
| 65 | rdev->scratch.num_reg = 5; |
| 66 | } else { |
| 67 | rdev->scratch.num_reg = 7; |
| 68 | } |
| 69 | for (i = 0; i < rdev->scratch.num_reg; i++) { |
| 70 | rdev->scratch.free[i] = true; |
| 71 | rdev->scratch.reg[i] = RADEON_SCRATCH_REG0 + (i * 4); |
| 72 | } |
| 73 | } |
| 74 | |
| 75 | int radeon_scratch_get(struct radeon_device *rdev, uint32_t *reg) |
| 76 | { |
| 77 | int i; |
| 78 | |
| 79 | for (i = 0; i < rdev->scratch.num_reg; i++) { |
| 80 | if (rdev->scratch.free[i]) { |
| 81 | rdev->scratch.free[i] = false; |
| 82 | *reg = rdev->scratch.reg[i]; |
| 83 | return 0; |
| 84 | } |
| 85 | } |
| 86 | return -EINVAL; |
| 87 | } |
| 88 | |
| 89 | void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg) |
| 90 | { |
| 91 | int i; |
| 92 | |
| 93 | for (i = 0; i < rdev->scratch.num_reg; i++) { |
| 94 | if (rdev->scratch.reg[i] == reg) { |
| 95 | rdev->scratch.free[i] = true; |
| 96 | return; |
| 97 | } |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | /* |
| 102 | * MC common functions |
| 103 | */ |
| 104 | int radeon_mc_setup(struct radeon_device *rdev) |
| 105 | { |
| 106 | uint32_t tmp; |
| 107 | |
| 108 | /* Some chips have an "issue" with the memory controller, the |
| 109 | * location must be aligned to the size. We just align it down, |
| 110 | * too bad if we walk over the top of system memory, we don't |
| 111 | * use DMA without a remapped anyway. |
| 112 | * Affected chips are rv280, all r3xx, and all r4xx, but not IGP |
| 113 | */ |
| 114 | /* FGLRX seems to setup like this, VRAM a 0, then GART. |
| 115 | */ |
| 116 | /* |
| 117 | * Note: from R6xx the address space is 40bits but here we only |
| 118 | * use 32bits (still have to see a card which would exhaust 4G |
| 119 | * address space). |
| 120 | */ |
| 121 | if (rdev->mc.vram_location != 0xFFFFFFFFUL) { |
| 122 | /* vram location was already setup try to put gtt after |
| 123 | * if it fits */ |
| 124 | tmp = rdev->mc.vram_location + rdev->mc.vram_size; |
| 125 | tmp = (tmp + rdev->mc.gtt_size - 1) & ~(rdev->mc.gtt_size - 1); |
| 126 | if ((0xFFFFFFFFUL - tmp) >= rdev->mc.gtt_size) { |
| 127 | rdev->mc.gtt_location = tmp; |
| 128 | } else { |
| 129 | if (rdev->mc.gtt_size >= rdev->mc.vram_location) { |
| 130 | printk(KERN_ERR "[drm] GTT too big to fit " |
| 131 | "before or after vram location.\n"); |
| 132 | return -EINVAL; |
| 133 | } |
| 134 | rdev->mc.gtt_location = 0; |
| 135 | } |
| 136 | } else if (rdev->mc.gtt_location != 0xFFFFFFFFUL) { |
| 137 | /* gtt location was already setup try to put vram before |
| 138 | * if it fits */ |
| 139 | if (rdev->mc.vram_size < rdev->mc.gtt_location) { |
| 140 | rdev->mc.vram_location = 0; |
| 141 | } else { |
| 142 | tmp = rdev->mc.gtt_location + rdev->mc.gtt_size; |
| 143 | tmp += (rdev->mc.vram_size - 1); |
| 144 | tmp &= ~(rdev->mc.vram_size - 1); |
| 145 | if ((0xFFFFFFFFUL - tmp) >= rdev->mc.vram_size) { |
| 146 | rdev->mc.vram_location = tmp; |
| 147 | } else { |
| 148 | printk(KERN_ERR "[drm] vram too big to fit " |
| 149 | "before or after GTT location.\n"); |
| 150 | return -EINVAL; |
| 151 | } |
| 152 | } |
| 153 | } else { |
| 154 | rdev->mc.vram_location = 0; |
| 155 | rdev->mc.gtt_location = rdev->mc.vram_size; |
| 156 | } |
| 157 | DRM_INFO("radeon: VRAM %uM\n", rdev->mc.vram_size >> 20); |
| 158 | DRM_INFO("radeon: VRAM from 0x%08X to 0x%08X\n", |
| 159 | rdev->mc.vram_location, |
| 160 | rdev->mc.vram_location + rdev->mc.vram_size - 1); |
| 161 | DRM_INFO("radeon: GTT %uM\n", rdev->mc.gtt_size >> 20); |
| 162 | DRM_INFO("radeon: GTT from 0x%08X to 0x%08X\n", |
| 163 | rdev->mc.gtt_location, |
| 164 | rdev->mc.gtt_location + rdev->mc.gtt_size - 1); |
| 165 | return 0; |
| 166 | } |
| 167 | |
| 168 | |
| 169 | /* |
| 170 | * GPU helpers function. |
| 171 | */ |
| 172 | static bool radeon_card_posted(struct radeon_device *rdev) |
| 173 | { |
| 174 | uint32_t reg; |
| 175 | |
| 176 | /* first check CRTCs */ |
| 177 | if (ASIC_IS_AVIVO(rdev)) { |
| 178 | reg = RREG32(AVIVO_D1CRTC_CONTROL) | |
| 179 | RREG32(AVIVO_D2CRTC_CONTROL); |
| 180 | if (reg & AVIVO_CRTC_EN) { |
| 181 | return true; |
| 182 | } |
| 183 | } else { |
| 184 | reg = RREG32(RADEON_CRTC_GEN_CNTL) | |
| 185 | RREG32(RADEON_CRTC2_GEN_CNTL); |
| 186 | if (reg & RADEON_CRTC_EN) { |
| 187 | return true; |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | /* then check MEM_SIZE, in case the crtcs are off */ |
| 192 | if (rdev->family >= CHIP_R600) |
| 193 | reg = RREG32(R600_CONFIG_MEMSIZE); |
| 194 | else |
| 195 | reg = RREG32(RADEON_CONFIG_MEMSIZE); |
| 196 | |
| 197 | if (reg) |
| 198 | return true; |
| 199 | |
| 200 | return false; |
| 201 | |
| 202 | } |
| 203 | |
| 204 | |
| 205 | /* |
| 206 | * Registers accessors functions. |
| 207 | */ |
| 208 | uint32_t radeon_invalid_rreg(struct radeon_device *rdev, uint32_t reg) |
| 209 | { |
| 210 | DRM_ERROR("Invalid callback to read register 0x%04X\n", reg); |
| 211 | BUG_ON(1); |
| 212 | return 0; |
| 213 | } |
| 214 | |
| 215 | void radeon_invalid_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) |
| 216 | { |
| 217 | DRM_ERROR("Invalid callback to write register 0x%04X with 0x%08X\n", |
| 218 | reg, v); |
| 219 | BUG_ON(1); |
| 220 | } |
| 221 | |
| 222 | void radeon_register_accessor_init(struct radeon_device *rdev) |
| 223 | { |
| 224 | rdev->mm_rreg = &r100_mm_rreg; |
| 225 | rdev->mm_wreg = &r100_mm_wreg; |
| 226 | rdev->mc_rreg = &radeon_invalid_rreg; |
| 227 | rdev->mc_wreg = &radeon_invalid_wreg; |
| 228 | rdev->pll_rreg = &radeon_invalid_rreg; |
| 229 | rdev->pll_wreg = &radeon_invalid_wreg; |
| 230 | rdev->pcie_rreg = &radeon_invalid_rreg; |
| 231 | rdev->pcie_wreg = &radeon_invalid_wreg; |
| 232 | rdev->pciep_rreg = &radeon_invalid_rreg; |
| 233 | rdev->pciep_wreg = &radeon_invalid_wreg; |
| 234 | |
| 235 | /* Don't change order as we are overridding accessor. */ |
| 236 | if (rdev->family < CHIP_RV515) { |
| 237 | rdev->pcie_rreg = &rv370_pcie_rreg; |
| 238 | rdev->pcie_wreg = &rv370_pcie_wreg; |
| 239 | } |
| 240 | if (rdev->family >= CHIP_RV515) { |
| 241 | rdev->pcie_rreg = &rv515_pcie_rreg; |
| 242 | rdev->pcie_wreg = &rv515_pcie_wreg; |
| 243 | } |
| 244 | /* FIXME: not sure here */ |
| 245 | if (rdev->family <= CHIP_R580) { |
| 246 | rdev->pll_rreg = &r100_pll_rreg; |
| 247 | rdev->pll_wreg = &r100_pll_wreg; |
| 248 | } |
| 249 | if (rdev->family >= CHIP_RV515) { |
| 250 | rdev->mc_rreg = &rv515_mc_rreg; |
| 251 | rdev->mc_wreg = &rv515_mc_wreg; |
| 252 | } |
| 253 | if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480) { |
| 254 | rdev->mc_rreg = &rs400_mc_rreg; |
| 255 | rdev->mc_wreg = &rs400_mc_wreg; |
| 256 | } |
| 257 | if (rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) { |
| 258 | rdev->mc_rreg = &rs690_mc_rreg; |
| 259 | rdev->mc_wreg = &rs690_mc_wreg; |
| 260 | } |
| 261 | if (rdev->family == CHIP_RS600) { |
| 262 | rdev->mc_rreg = &rs600_mc_rreg; |
| 263 | rdev->mc_wreg = &rs600_mc_wreg; |
| 264 | } |
| 265 | if (rdev->family >= CHIP_R600) { |
| 266 | rdev->pciep_rreg = &r600_pciep_rreg; |
| 267 | rdev->pciep_wreg = &r600_pciep_wreg; |
| 268 | } |
| 269 | } |
| 270 | |
| 271 | |
| 272 | /* |
| 273 | * ASIC |
| 274 | */ |
| 275 | int radeon_asic_init(struct radeon_device *rdev) |
| 276 | { |
| 277 | radeon_register_accessor_init(rdev); |
| 278 | switch (rdev->family) { |
| 279 | case CHIP_R100: |
| 280 | case CHIP_RV100: |
| 281 | case CHIP_RS100: |
| 282 | case CHIP_RV200: |
| 283 | case CHIP_RS200: |
| 284 | case CHIP_R200: |
| 285 | case CHIP_RV250: |
| 286 | case CHIP_RS300: |
| 287 | case CHIP_RV280: |
| 288 | rdev->asic = &r100_asic; |
| 289 | break; |
| 290 | case CHIP_R300: |
| 291 | case CHIP_R350: |
| 292 | case CHIP_RV350: |
| 293 | case CHIP_RV380: |
| 294 | rdev->asic = &r300_asic; |
| 295 | break; |
| 296 | case CHIP_R420: |
| 297 | case CHIP_R423: |
| 298 | case CHIP_RV410: |
| 299 | rdev->asic = &r420_asic; |
| 300 | break; |
| 301 | case CHIP_RS400: |
| 302 | case CHIP_RS480: |
| 303 | rdev->asic = &rs400_asic; |
| 304 | break; |
| 305 | case CHIP_RS600: |
| 306 | rdev->asic = &rs600_asic; |
| 307 | break; |
| 308 | case CHIP_RS690: |
| 309 | case CHIP_RS740: |
| 310 | rdev->asic = &rs690_asic; |
| 311 | break; |
| 312 | case CHIP_RV515: |
| 313 | rdev->asic = &rv515_asic; |
| 314 | break; |
| 315 | case CHIP_R520: |
| 316 | case CHIP_RV530: |
| 317 | case CHIP_RV560: |
| 318 | case CHIP_RV570: |
| 319 | case CHIP_R580: |
| 320 | rdev->asic = &r520_asic; |
| 321 | break; |
| 322 | case CHIP_R600: |
| 323 | case CHIP_RV610: |
| 324 | case CHIP_RV630: |
| 325 | case CHIP_RV620: |
| 326 | case CHIP_RV635: |
| 327 | case CHIP_RV670: |
| 328 | case CHIP_RS780: |
| 329 | case CHIP_RV770: |
| 330 | case CHIP_RV730: |
| 331 | case CHIP_RV710: |
| 332 | default: |
| 333 | /* FIXME: not supported yet */ |
| 334 | return -EINVAL; |
| 335 | } |
| 336 | return 0; |
| 337 | } |
| 338 | |
| 339 | |
| 340 | /* |
| 341 | * Wrapper around modesetting bits. |
| 342 | */ |
| 343 | int radeon_clocks_init(struct radeon_device *rdev) |
| 344 | { |
| 345 | int r; |
| 346 | |
| 347 | radeon_get_clock_info(rdev->ddev); |
| 348 | r = radeon_static_clocks_init(rdev->ddev); |
| 349 | if (r) { |
| 350 | return r; |
| 351 | } |
| 352 | DRM_INFO("Clocks initialized !\n"); |
| 353 | return 0; |
| 354 | } |
| 355 | |
| 356 | void radeon_clocks_fini(struct radeon_device *rdev) |
| 357 | { |
| 358 | } |
| 359 | |
| 360 | /* ATOM accessor methods */ |
| 361 | static uint32_t cail_pll_read(struct card_info *info, uint32_t reg) |
| 362 | { |
| 363 | struct radeon_device *rdev = info->dev->dev_private; |
| 364 | uint32_t r; |
| 365 | |
| 366 | r = rdev->pll_rreg(rdev, reg); |
| 367 | return r; |
| 368 | } |
| 369 | |
| 370 | static void cail_pll_write(struct card_info *info, uint32_t reg, uint32_t val) |
| 371 | { |
| 372 | struct radeon_device *rdev = info->dev->dev_private; |
| 373 | |
| 374 | rdev->pll_wreg(rdev, reg, val); |
| 375 | } |
| 376 | |
| 377 | static uint32_t cail_mc_read(struct card_info *info, uint32_t reg) |
| 378 | { |
| 379 | struct radeon_device *rdev = info->dev->dev_private; |
| 380 | uint32_t r; |
| 381 | |
| 382 | r = rdev->mc_rreg(rdev, reg); |
| 383 | return r; |
| 384 | } |
| 385 | |
| 386 | static void cail_mc_write(struct card_info *info, uint32_t reg, uint32_t val) |
| 387 | { |
| 388 | struct radeon_device *rdev = info->dev->dev_private; |
| 389 | |
| 390 | rdev->mc_wreg(rdev, reg, val); |
| 391 | } |
| 392 | |
| 393 | static void cail_reg_write(struct card_info *info, uint32_t reg, uint32_t val) |
| 394 | { |
| 395 | struct radeon_device *rdev = info->dev->dev_private; |
| 396 | |
| 397 | WREG32(reg*4, val); |
| 398 | } |
| 399 | |
| 400 | static uint32_t cail_reg_read(struct card_info *info, uint32_t reg) |
| 401 | { |
| 402 | struct radeon_device *rdev = info->dev->dev_private; |
| 403 | uint32_t r; |
| 404 | |
| 405 | r = RREG32(reg*4); |
| 406 | return r; |
| 407 | } |
| 408 | |
| 409 | static struct card_info atom_card_info = { |
| 410 | .dev = NULL, |
| 411 | .reg_read = cail_reg_read, |
| 412 | .reg_write = cail_reg_write, |
| 413 | .mc_read = cail_mc_read, |
| 414 | .mc_write = cail_mc_write, |
| 415 | .pll_read = cail_pll_read, |
| 416 | .pll_write = cail_pll_write, |
| 417 | }; |
| 418 | |
| 419 | int radeon_atombios_init(struct radeon_device *rdev) |
| 420 | { |
| 421 | atom_card_info.dev = rdev->ddev; |
| 422 | rdev->mode_info.atom_context = atom_parse(&atom_card_info, rdev->bios); |
| 423 | radeon_atom_initialize_bios_scratch_regs(rdev->ddev); |
| 424 | return 0; |
| 425 | } |
| 426 | |
| 427 | void radeon_atombios_fini(struct radeon_device *rdev) |
| 428 | { |
| 429 | kfree(rdev->mode_info.atom_context); |
| 430 | } |
| 431 | |
| 432 | int radeon_combios_init(struct radeon_device *rdev) |
| 433 | { |
| 434 | radeon_combios_initialize_bios_scratch_regs(rdev->ddev); |
| 435 | return 0; |
| 436 | } |
| 437 | |
| 438 | void radeon_combios_fini(struct radeon_device *rdev) |
| 439 | { |
| 440 | } |
| 441 | |
| 442 | int radeon_modeset_init(struct radeon_device *rdev); |
| 443 | void radeon_modeset_fini(struct radeon_device *rdev); |
| 444 | |
| 445 | |
| 446 | /* |
| 447 | * Radeon device. |
| 448 | */ |
| 449 | int radeon_device_init(struct radeon_device *rdev, |
| 450 | struct drm_device *ddev, |
| 451 | struct pci_dev *pdev, |
| 452 | uint32_t flags) |
| 453 | { |
| 454 | int r, ret; |
Dave Airlie | ad49f50 | 2009-07-10 22:36:26 +1000 | [diff] [blame] | 455 | int dma_bits; |
Jerome Glisse | 771fe6b | 2009-06-05 14:42:42 +0200 | [diff] [blame] | 456 | |
| 457 | DRM_INFO("radeon: Initializing kernel modesetting.\n"); |
| 458 | rdev->shutdown = false; |
| 459 | rdev->ddev = ddev; |
| 460 | rdev->pdev = pdev; |
| 461 | rdev->flags = flags; |
| 462 | rdev->family = flags & RADEON_FAMILY_MASK; |
| 463 | rdev->is_atom_bios = false; |
| 464 | rdev->usec_timeout = RADEON_MAX_USEC_TIMEOUT; |
| 465 | rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; |
| 466 | rdev->gpu_lockup = false; |
| 467 | /* mutex initialization are all done here so we |
| 468 | * can recall function without having locking issues */ |
| 469 | mutex_init(&rdev->cs_mutex); |
| 470 | mutex_init(&rdev->ib_pool.mutex); |
| 471 | mutex_init(&rdev->cp.mutex); |
| 472 | rwlock_init(&rdev->fence_drv.lock); |
| 473 | |
| 474 | if (radeon_agpmode == -1) { |
| 475 | rdev->flags &= ~RADEON_IS_AGP; |
| 476 | if (rdev->family > CHIP_RV515 || |
| 477 | rdev->family == CHIP_RV380 || |
| 478 | rdev->family == CHIP_RV410 || |
| 479 | rdev->family == CHIP_R423) { |
| 480 | DRM_INFO("Forcing AGP to PCIE mode\n"); |
| 481 | rdev->flags |= RADEON_IS_PCIE; |
| 482 | } else { |
| 483 | DRM_INFO("Forcing AGP to PCI mode\n"); |
| 484 | rdev->flags |= RADEON_IS_PCI; |
| 485 | } |
| 486 | } |
| 487 | |
| 488 | /* Set asic functions */ |
| 489 | r = radeon_asic_init(rdev); |
| 490 | if (r) { |
| 491 | return r; |
| 492 | } |
Jerome Glisse | 068a117 | 2009-06-17 13:28:30 +0200 | [diff] [blame] | 493 | r = radeon_init(rdev); |
| 494 | if (r) { |
| 495 | return r; |
| 496 | } |
Jerome Glisse | 771fe6b | 2009-06-05 14:42:42 +0200 | [diff] [blame] | 497 | |
Dave Airlie | ad49f50 | 2009-07-10 22:36:26 +1000 | [diff] [blame] | 498 | /* set DMA mask + need_dma32 flags. |
| 499 | * PCIE - can handle 40-bits. |
| 500 | * IGP - can handle 40-bits (in theory) |
| 501 | * AGP - generally dma32 is safest |
| 502 | * PCI - only dma32 |
| 503 | */ |
| 504 | rdev->need_dma32 = false; |
| 505 | if (rdev->flags & RADEON_IS_AGP) |
| 506 | rdev->need_dma32 = true; |
| 507 | if (rdev->flags & RADEON_IS_PCI) |
| 508 | rdev->need_dma32 = true; |
| 509 | |
| 510 | dma_bits = rdev->need_dma32 ? 32 : 40; |
| 511 | r = pci_set_dma_mask(rdev->pdev, DMA_BIT_MASK(dma_bits)); |
Jerome Glisse | 771fe6b | 2009-06-05 14:42:42 +0200 | [diff] [blame] | 512 | if (r) { |
| 513 | printk(KERN_WARNING "radeon: No suitable DMA available.\n"); |
| 514 | } |
| 515 | |
| 516 | /* Registers mapping */ |
| 517 | /* TODO: block userspace mapping of io register */ |
| 518 | rdev->rmmio_base = drm_get_resource_start(rdev->ddev, 2); |
| 519 | rdev->rmmio_size = drm_get_resource_len(rdev->ddev, 2); |
| 520 | rdev->rmmio = ioremap(rdev->rmmio_base, rdev->rmmio_size); |
| 521 | if (rdev->rmmio == NULL) { |
| 522 | return -ENOMEM; |
| 523 | } |
| 524 | DRM_INFO("register mmio base: 0x%08X\n", (uint32_t)rdev->rmmio_base); |
| 525 | DRM_INFO("register mmio size: %u\n", (unsigned)rdev->rmmio_size); |
| 526 | |
| 527 | /* Setup errata flags */ |
| 528 | radeon_errata(rdev); |
| 529 | /* Initialize scratch registers */ |
| 530 | radeon_scratch_init(rdev); |
Michel Dänzer | b1e3a6d | 2009-06-23 16:12:54 +0200 | [diff] [blame] | 531 | /* Initialize surface registers */ |
| 532 | radeon_surface_init(rdev); |
| 533 | |
Jerome Glisse | 771fe6b | 2009-06-05 14:42:42 +0200 | [diff] [blame] | 534 | /* TODO: disable VGA need to use VGA request */ |
| 535 | /* BIOS*/ |
| 536 | if (!radeon_get_bios(rdev)) { |
| 537 | if (ASIC_IS_AVIVO(rdev)) |
| 538 | return -EINVAL; |
| 539 | } |
| 540 | if (rdev->is_atom_bios) { |
| 541 | r = radeon_atombios_init(rdev); |
| 542 | if (r) { |
| 543 | return r; |
| 544 | } |
| 545 | } else { |
| 546 | r = radeon_combios_init(rdev); |
| 547 | if (r) { |
| 548 | return r; |
| 549 | } |
| 550 | } |
| 551 | /* Reset gpu before posting otherwise ATOM will enter infinite loop */ |
| 552 | if (radeon_gpu_reset(rdev)) { |
| 553 | /* FIXME: what do we want to do here ? */ |
| 554 | } |
| 555 | /* check if cards are posted or not */ |
| 556 | if (!radeon_card_posted(rdev) && rdev->bios) { |
| 557 | DRM_INFO("GPU not posted. posting now...\n"); |
| 558 | if (rdev->is_atom_bios) { |
| 559 | atom_asic_init(rdev->mode_info.atom_context); |
| 560 | } else { |
| 561 | radeon_combios_asic_init(rdev->ddev); |
| 562 | } |
| 563 | } |
| 564 | /* Get vram informations */ |
| 565 | radeon_vram_info(rdev); |
Dave Airlie | 2a0f891 | 2009-07-11 04:44:47 +1000 | [diff] [blame] | 566 | |
Jerome Glisse | 771fe6b | 2009-06-05 14:42:42 +0200 | [diff] [blame] | 567 | /* Add an MTRR for the VRAM */ |
| 568 | rdev->mc.vram_mtrr = mtrr_add(rdev->mc.aper_base, rdev->mc.aper_size, |
| 569 | MTRR_TYPE_WRCOMB, 1); |
| 570 | DRM_INFO("Detected VRAM RAM=%uM, BAR=%uM\n", |
| 571 | rdev->mc.vram_size >> 20, |
| 572 | (unsigned)rdev->mc.aper_size >> 20); |
| 573 | DRM_INFO("RAM width %dbits %cDR\n", |
| 574 | rdev->mc.vram_width, rdev->mc.vram_is_ddr ? 'D' : 'S'); |
| 575 | /* Initialize clocks */ |
| 576 | r = radeon_clocks_init(rdev); |
| 577 | if (r) { |
| 578 | return r; |
| 579 | } |
| 580 | /* Initialize memory controller (also test AGP) */ |
| 581 | r = radeon_mc_init(rdev); |
| 582 | if (r) { |
| 583 | return r; |
| 584 | } |
| 585 | /* Fence driver */ |
| 586 | r = radeon_fence_driver_init(rdev); |
| 587 | if (r) { |
| 588 | return r; |
| 589 | } |
| 590 | r = radeon_irq_kms_init(rdev); |
| 591 | if (r) { |
| 592 | return r; |
| 593 | } |
| 594 | /* Memory manager */ |
| 595 | r = radeon_object_init(rdev); |
| 596 | if (r) { |
| 597 | return r; |
| 598 | } |
| 599 | /* Initialize GART (initialize after TTM so we can allocate |
| 600 | * memory through TTM but finalize after TTM) */ |
| 601 | r = radeon_gart_enable(rdev); |
| 602 | if (!r) { |
| 603 | r = radeon_gem_init(rdev); |
| 604 | } |
| 605 | |
| 606 | /* 1M ring buffer */ |
| 607 | if (!r) { |
| 608 | r = radeon_cp_init(rdev, 1024 * 1024); |
| 609 | } |
| 610 | if (!r) { |
| 611 | r = radeon_wb_init(rdev); |
| 612 | if (r) { |
| 613 | DRM_ERROR("radeon: failled initializing WB (%d).\n", r); |
| 614 | return r; |
| 615 | } |
| 616 | } |
| 617 | if (!r) { |
| 618 | r = radeon_ib_pool_init(rdev); |
| 619 | if (r) { |
| 620 | DRM_ERROR("radeon: failled initializing IB pool (%d).\n", r); |
| 621 | return r; |
| 622 | } |
| 623 | } |
| 624 | if (!r) { |
| 625 | r = radeon_ib_test(rdev); |
| 626 | if (r) { |
| 627 | DRM_ERROR("radeon: failled testing IB (%d).\n", r); |
| 628 | return r; |
| 629 | } |
| 630 | } |
| 631 | ret = r; |
| 632 | r = radeon_modeset_init(rdev); |
| 633 | if (r) { |
| 634 | return r; |
| 635 | } |
Jerome Glisse | 771fe6b | 2009-06-05 14:42:42 +0200 | [diff] [blame] | 636 | if (!ret) { |
| 637 | DRM_INFO("radeon: kernel modesetting successfully initialized.\n"); |
| 638 | } |
| 639 | if (radeon_benchmarking) { |
| 640 | radeon_benchmark(rdev); |
| 641 | } |
| 642 | return ret; |
| 643 | } |
| 644 | |
| 645 | void radeon_device_fini(struct radeon_device *rdev) |
| 646 | { |
| 647 | if (rdev == NULL || rdev->rmmio == NULL) { |
| 648 | return; |
| 649 | } |
| 650 | DRM_INFO("radeon: finishing device.\n"); |
| 651 | rdev->shutdown = true; |
| 652 | /* Order matter so becarefull if you rearrange anythings */ |
| 653 | radeon_modeset_fini(rdev); |
| 654 | radeon_ib_pool_fini(rdev); |
| 655 | radeon_cp_fini(rdev); |
| 656 | radeon_wb_fini(rdev); |
| 657 | radeon_gem_fini(rdev); |
| 658 | radeon_object_fini(rdev); |
| 659 | /* mc_fini must be after object_fini */ |
| 660 | radeon_mc_fini(rdev); |
| 661 | #if __OS_HAS_AGP |
| 662 | radeon_agp_fini(rdev); |
| 663 | #endif |
| 664 | radeon_irq_kms_fini(rdev); |
| 665 | radeon_fence_driver_fini(rdev); |
| 666 | radeon_clocks_fini(rdev); |
| 667 | if (rdev->is_atom_bios) { |
| 668 | radeon_atombios_fini(rdev); |
| 669 | } else { |
| 670 | radeon_combios_fini(rdev); |
| 671 | } |
| 672 | kfree(rdev->bios); |
| 673 | rdev->bios = NULL; |
| 674 | iounmap(rdev->rmmio); |
| 675 | rdev->rmmio = NULL; |
| 676 | } |
| 677 | |
| 678 | |
| 679 | /* |
| 680 | * Suspend & resume. |
| 681 | */ |
| 682 | int radeon_suspend_kms(struct drm_device *dev, pm_message_t state) |
| 683 | { |
| 684 | struct radeon_device *rdev = dev->dev_private; |
| 685 | struct drm_crtc *crtc; |
| 686 | |
| 687 | if (dev == NULL || rdev == NULL) { |
| 688 | return -ENODEV; |
| 689 | } |
| 690 | if (state.event == PM_EVENT_PRETHAW) { |
| 691 | return 0; |
| 692 | } |
| 693 | /* unpin the front buffers */ |
| 694 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { |
| 695 | struct radeon_framebuffer *rfb = to_radeon_framebuffer(crtc->fb); |
| 696 | struct radeon_object *robj; |
| 697 | |
| 698 | if (rfb == NULL || rfb->obj == NULL) { |
| 699 | continue; |
| 700 | } |
| 701 | robj = rfb->obj->driver_private; |
| 702 | if (robj != rdev->fbdev_robj) { |
| 703 | radeon_object_unpin(robj); |
| 704 | } |
| 705 | } |
| 706 | /* evict vram memory */ |
| 707 | radeon_object_evict_vram(rdev); |
| 708 | /* wait for gpu to finish processing current batch */ |
| 709 | radeon_fence_wait_last(rdev); |
| 710 | |
| 711 | radeon_cp_disable(rdev); |
| 712 | radeon_gart_disable(rdev); |
| 713 | |
| 714 | /* evict remaining vram memory */ |
| 715 | radeon_object_evict_vram(rdev); |
| 716 | |
| 717 | rdev->irq.sw_int = false; |
| 718 | radeon_irq_set(rdev); |
| 719 | |
| 720 | pci_save_state(dev->pdev); |
| 721 | if (state.event == PM_EVENT_SUSPEND) { |
| 722 | /* Shut down the device */ |
| 723 | pci_disable_device(dev->pdev); |
| 724 | pci_set_power_state(dev->pdev, PCI_D3hot); |
| 725 | } |
| 726 | acquire_console_sem(); |
| 727 | fb_set_suspend(rdev->fbdev_info, 1); |
| 728 | release_console_sem(); |
| 729 | return 0; |
| 730 | } |
| 731 | |
| 732 | int radeon_resume_kms(struct drm_device *dev) |
| 733 | { |
| 734 | struct radeon_device *rdev = dev->dev_private; |
| 735 | int r; |
| 736 | |
| 737 | acquire_console_sem(); |
| 738 | pci_set_power_state(dev->pdev, PCI_D0); |
| 739 | pci_restore_state(dev->pdev); |
| 740 | if (pci_enable_device(dev->pdev)) { |
| 741 | release_console_sem(); |
| 742 | return -1; |
| 743 | } |
| 744 | pci_set_master(dev->pdev); |
| 745 | /* Reset gpu before posting otherwise ATOM will enter infinite loop */ |
| 746 | if (radeon_gpu_reset(rdev)) { |
| 747 | /* FIXME: what do we want to do here ? */ |
| 748 | } |
| 749 | /* post card */ |
| 750 | if (rdev->is_atom_bios) { |
| 751 | atom_asic_init(rdev->mode_info.atom_context); |
| 752 | } else { |
| 753 | radeon_combios_asic_init(rdev->ddev); |
| 754 | } |
| 755 | /* Initialize clocks */ |
| 756 | r = radeon_clocks_init(rdev); |
| 757 | if (r) { |
| 758 | release_console_sem(); |
| 759 | return r; |
| 760 | } |
| 761 | /* Enable IRQ */ |
| 762 | rdev->irq.sw_int = true; |
| 763 | radeon_irq_set(rdev); |
| 764 | /* Initialize GPU Memory Controller */ |
| 765 | r = radeon_mc_init(rdev); |
| 766 | if (r) { |
| 767 | goto out; |
| 768 | } |
| 769 | r = radeon_gart_enable(rdev); |
| 770 | if (r) { |
| 771 | goto out; |
| 772 | } |
| 773 | r = radeon_cp_init(rdev, rdev->cp.ring_size); |
| 774 | if (r) { |
| 775 | goto out; |
| 776 | } |
| 777 | out: |
| 778 | fb_set_suspend(rdev->fbdev_info, 0); |
| 779 | release_console_sem(); |
| 780 | |
| 781 | /* blat the mode back in */ |
| 782 | drm_helper_resume_force_mode(dev); |
| 783 | return 0; |
| 784 | } |
| 785 | |
| 786 | |
| 787 | /* |
| 788 | * Debugfs |
| 789 | */ |
| 790 | struct radeon_debugfs { |
| 791 | struct drm_info_list *files; |
| 792 | unsigned num_files; |
| 793 | }; |
| 794 | static struct radeon_debugfs _radeon_debugfs[RADEON_DEBUGFS_MAX_NUM_FILES]; |
| 795 | static unsigned _radeon_debugfs_count = 0; |
| 796 | |
| 797 | int radeon_debugfs_add_files(struct radeon_device *rdev, |
| 798 | struct drm_info_list *files, |
| 799 | unsigned nfiles) |
| 800 | { |
| 801 | unsigned i; |
| 802 | |
| 803 | for (i = 0; i < _radeon_debugfs_count; i++) { |
| 804 | if (_radeon_debugfs[i].files == files) { |
| 805 | /* Already registered */ |
| 806 | return 0; |
| 807 | } |
| 808 | } |
| 809 | if ((_radeon_debugfs_count + nfiles) > RADEON_DEBUGFS_MAX_NUM_FILES) { |
| 810 | DRM_ERROR("Reached maximum number of debugfs files.\n"); |
| 811 | DRM_ERROR("Report so we increase RADEON_DEBUGFS_MAX_NUM_FILES.\n"); |
| 812 | return -EINVAL; |
| 813 | } |
| 814 | _radeon_debugfs[_radeon_debugfs_count].files = files; |
| 815 | _radeon_debugfs[_radeon_debugfs_count].num_files = nfiles; |
| 816 | _radeon_debugfs_count++; |
| 817 | #if defined(CONFIG_DEBUG_FS) |
| 818 | drm_debugfs_create_files(files, nfiles, |
| 819 | rdev->ddev->control->debugfs_root, |
| 820 | rdev->ddev->control); |
| 821 | drm_debugfs_create_files(files, nfiles, |
| 822 | rdev->ddev->primary->debugfs_root, |
| 823 | rdev->ddev->primary); |
| 824 | #endif |
| 825 | return 0; |
| 826 | } |
| 827 | |
| 828 | #if defined(CONFIG_DEBUG_FS) |
| 829 | int radeon_debugfs_init(struct drm_minor *minor) |
| 830 | { |
| 831 | return 0; |
| 832 | } |
| 833 | |
| 834 | void radeon_debugfs_cleanup(struct drm_minor *minor) |
| 835 | { |
| 836 | unsigned i; |
| 837 | |
| 838 | for (i = 0; i < _radeon_debugfs_count; i++) { |
| 839 | drm_debugfs_remove_files(_radeon_debugfs[i].files, |
| 840 | _radeon_debugfs[i].num_files, minor); |
| 841 | } |
| 842 | } |
| 843 | #endif |