radeon_drv.c revision 262861
1/** 2 * \file radeon_drv.c 3 * ATI Radeon driver 4 * 5 * \author Gareth Hughes <gareth@valinux.com> 6 */ 7 8/* 9 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. 10 * All Rights Reserved. 11 * 12 * Permission is hereby granted, free of charge, to any person obtaining a 13 * copy of this software and associated documentation files (the "Software"), 14 * to deal in the Software without restriction, including without limitation 15 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 16 * and/or sell copies of the Software, and to permit persons to whom the 17 * Software is furnished to do so, subject to the following conditions: 18 * 19 * The above copyright notice and this permission notice (including the next 20 * paragraph) shall be included in all copies or substantial portions of the 21 * Software. 22 * 23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 24 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 25 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 26 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 27 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 28 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 29 * OTHER DEALINGS IN THE SOFTWARE. 30 */ 31 32#include <sys/cdefs.h> 33__FBSDID("$FreeBSD: stable/10/sys/dev/drm2/radeon/radeon_drv.c 262861 2014-03-06 18:30:56Z jhb $"); 34 35#include <dev/drm2/drmP.h> 36#include <dev/drm2/radeon/radeon_drm.h> 37#include "radeon_drv.h" 38#include "radeon_gem.h" 39#include "radeon_kms.h" 40#include "radeon_irq_kms.h" 41 42#include <dev/drm2/drm_pciids.h> 43 44#include "fb_if.h" 45 46/* 47 * KMS wrapper. 48 * - 2.0.0 - initial interface 49 * - 2.1.0 - add square tiling interface 50 * - 2.2.0 - add r6xx/r7xx const buffer support 51 * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs 52 * - 2.4.0 - add crtc id query 53 * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen 54 * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500) 55 * 2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs 56 * 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, clock crystal query 57 * 2.9.0 - r600 tiling (s3tc,rgtc) working, SET_PREDICATION packet 3 on r600 + eg, backend query 58 * 2.10.0 - fusion 2D tiling 59 * 2.11.0 - backend map, initial compute support for the CS checker 60 * 2.12.0 - RADEON_CS_KEEP_TILING_FLAGS 61 * 2.13.0 - virtual memory support, streamout 62 * 2.14.0 - add evergreen tiling informations 63 * 2.15.0 - add max_pipes query 64 * 2.16.0 - fix evergreen 2D tiled surface calculation 65 * 2.17.0 - add STRMOUT_BASE_UPDATE for r7xx 66 * 2.18.0 - r600-eg: allow "invalid" DB formats 67 * 2.19.0 - r600-eg: MSAA textures 68 * 2.20.0 - r600-si: RADEON_INFO_TIMESTAMP query 69 * 2.21.0 - r600-r700: FMASK and CMASK 70 * 2.22.0 - r600 only: RESOLVE_BOX allowed 71 * 2.23.0 - allow STRMOUT_BASE_UPDATE on RS780 and RS880 72 * 2.24.0 - eg only: allow MIP_ADDRESS=0 for MSAA textures 73 * 2.25.0 - eg+: new info request for num SE and num SH 74 * 2.26.0 - r600-eg: fix htile size computation 75 * 2.27.0 - r600-SI: Add CS ioctl support for async DMA 76 * 2.28.0 - r600-eg: Add MEM_WRITE packet support 77 * 2.29.0 - R500 FP16 color clear registers 78 */ 79#define KMS_DRIVER_MAJOR 2 80#define KMS_DRIVER_MINOR 29 81#define KMS_DRIVER_PATCHLEVEL 0 82int radeon_suspend_kms(struct drm_device *dev); 83int radeon_resume_kms(struct drm_device *dev); 84extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc, 85 int *vpos, int *hpos); 86extern struct drm_ioctl_desc radeon_ioctls_kms[]; 87extern int radeon_max_kms_ioctl; 88#ifdef DUMBBELL_WIP 89int radeon_mmap(struct file *filp, struct vm_area_struct *vma); 90#endif /* DUMBBELL_WIP */ 91int radeon_mode_dumb_mmap(struct drm_file *filp, 92 struct drm_device *dev, 93 uint32_t handle, uint64_t *offset_p); 94int radeon_mode_dumb_create(struct drm_file *file_priv, 95 struct drm_device *dev, 96 struct drm_mode_create_dumb *args); 97int radeon_mode_dumb_destroy(struct drm_file *file_priv, 98 struct drm_device *dev, 99 uint32_t handle); 100struct dma_buf *radeon_gem_prime_export(struct drm_device *dev, 101 struct drm_gem_object *obj, 102 int flags); 103struct drm_gem_object *radeon_gem_prime_import(struct drm_device *dev, 104 struct dma_buf *dma_buf); 105 106#if defined(CONFIG_DEBUG_FS) 107int radeon_debugfs_init(struct drm_minor *minor); 108void radeon_debugfs_cleanup(struct drm_minor *minor); 109#endif 110 111 112int radeon_no_wb; 113int radeon_modeset = 1; 114int radeon_dynclks = -1; 115int radeon_r4xx_atom = 0; 116int radeon_agpmode = 0; 117int radeon_vram_limit = 0; 118int radeon_gart_size = 512; /* default gart size */ 119int radeon_benchmarking = 0; 120int radeon_testing = 0; 121int radeon_connector_table = 0; 122int radeon_tv = 1; 123int radeon_audio = 0; 124int radeon_disp_priority = 0; 125int radeon_hw_i2c = 0; 126int radeon_pcie_gen2 = -1; 127int radeon_msi = -1; 128int radeon_lockup_timeout = 10000; 129 130#ifdef DUMBBELL_WIP 131MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers"); 132module_param_named(no_wb, radeon_no_wb, int, 0444); 133 134MODULE_PARM_DESC(modeset, "Disable/Enable modesetting"); 135module_param_named(modeset, radeon_modeset, int, 0400); 136 137MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks"); 138module_param_named(dynclks, radeon_dynclks, int, 0444); 139 140MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx"); 141module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444); 142 143MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing"); 144module_param_named(vramlimit, radeon_vram_limit, int, 0600); 145 146MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)"); 147module_param_named(agpmode, radeon_agpmode, int, 0444); 148 149MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc)"); 150module_param_named(gartsize, radeon_gart_size, int, 0600); 151 152MODULE_PARM_DESC(benchmark, "Run benchmark"); 153module_param_named(benchmark, radeon_benchmarking, int, 0444); 154 155MODULE_PARM_DESC(test, "Run tests"); 156module_param_named(test, radeon_testing, int, 0444); 157 158MODULE_PARM_DESC(connector_table, "Force connector table"); 159module_param_named(connector_table, radeon_connector_table, int, 0444); 160 161MODULE_PARM_DESC(tv, "TV enable (0 = disable)"); 162module_param_named(tv, radeon_tv, int, 0444); 163 164MODULE_PARM_DESC(audio, "Audio enable (1 = enable)"); 165module_param_named(audio, radeon_audio, int, 0444); 166 167MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)"); 168module_param_named(disp_priority, radeon_disp_priority, int, 0444); 169 170MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)"); 171module_param_named(hw_i2c, radeon_hw_i2c, int, 0444); 172 173MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)"); 174module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444); 175 176MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)"); 177module_param_named(msi, radeon_msi, int, 0444); 178 179MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (defaul 10000 = 10 seconds, 0 = disable)"); 180module_param_named(lockup_timeout, radeon_lockup_timeout, int, 0444); 181 182static int radeon_suspend(struct drm_device *dev, pm_message_t state) 183{ 184 drm_radeon_private_t *dev_priv = dev->dev_private; 185 186 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600) 187 return 0; 188 189 /* Disable *all* interrupts */ 190 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600) 191 RADEON_WRITE(R500_DxMODE_INT_MASK, 0); 192 RADEON_WRITE(RADEON_GEN_INT_CNTL, 0); 193 return 0; 194} 195 196static int radeon_resume(struct drm_device *dev) 197{ 198 drm_radeon_private_t *dev_priv = dev->dev_private; 199 200 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600) 201 return 0; 202 203 /* Restore interrupt registers */ 204 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600) 205 RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg); 206 RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg); 207 return 0; 208} 209#endif /* DUMBBELL_WIP */ 210 211static drm_pci_id_list_t pciidlist[] = { 212 radeon_PCI_IDS 213}; 214 215#ifdef DUMBBELL_WIP 216static const struct file_operations radeon_driver_old_fops = { 217 .owner = THIS_MODULE, 218 .open = drm_open, 219 .release = drm_release, 220 .unlocked_ioctl = drm_ioctl, 221 .mmap = drm_mmap, 222 .poll = drm_poll, 223 .fasync = drm_fasync, 224 .read = drm_read, 225#ifdef CONFIG_COMPAT 226 .compat_ioctl = radeon_compat_ioctl, 227#endif 228 .llseek = noop_llseek, 229}; 230 231static struct drm_driver driver_old = { 232 .driver_features = 233 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG | 234 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED, 235 .dev_priv_size = sizeof(drm_radeon_buf_priv_t), 236 .load = radeon_driver_load, 237 .firstopen = radeon_driver_firstopen, 238 .open = radeon_driver_open, 239 .preclose = radeon_driver_preclose, 240 .postclose = radeon_driver_postclose, 241 .lastclose = radeon_driver_lastclose, 242 .unload = radeon_driver_unload, 243#ifdef DUMBBELL_WIP 244 .suspend = radeon_suspend, 245 .resume = radeon_resume, 246#endif /* DUMBBELL_WIP */ 247 .get_vblank_counter = radeon_get_vblank_counter, 248 .enable_vblank = radeon_enable_vblank, 249 .disable_vblank = radeon_disable_vblank, 250 .master_create = radeon_master_create, 251 .master_destroy = radeon_master_destroy, 252 .irq_preinstall = radeon_driver_irq_preinstall, 253 .irq_postinstall = radeon_driver_irq_postinstall, 254 .irq_uninstall = radeon_driver_irq_uninstall, 255 .irq_handler = radeon_driver_irq_handler, 256 .ioctls = radeon_ioctls, 257 .dma_ioctl = radeon_cp_buffers, 258 .fops = &radeon_driver_old_fops, 259 .name = DRIVER_NAME, 260 .desc = DRIVER_DESC, 261 .date = DRIVER_DATE, 262 .major = DRIVER_MAJOR, 263 .minor = DRIVER_MINOR, 264 .patchlevel = DRIVER_PATCHLEVEL, 265}; 266#endif /* DUMBBELL_WIP */ 267 268static struct drm_driver_info kms_driver; 269 270#ifdef DUMBBELL_WIP 271static int radeon_kick_out_firmware_fb(struct pci_dev *pdev) 272{ 273 struct apertures_struct *ap; 274 bool primary = false; 275 276 ap = alloc_apertures(1); 277 if (!ap) 278 return -ENOMEM; 279 280 ap->ranges[0].base = pci_resource_start(pdev, 0); 281 ap->ranges[0].size = pci_resource_len(pdev, 0); 282 283#ifdef CONFIG_X86 284 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; 285#endif 286 remove_conflicting_framebuffers(ap, "radeondrmfb", primary); 287 kfree(ap); 288 289 return 0; 290} 291 292static int radeon_pci_probe(struct pci_dev *pdev, 293 const struct pci_device_id *ent) 294{ 295 int ret; 296 297 /* Get rid of things like offb */ 298 ret = radeon_kick_out_firmware_fb(pdev); 299 if (ret) 300 return ret; 301 302 return drm_get_pci_dev(pdev, ent, &kms_driver); 303} 304 305static void 306radeon_pci_remove(struct pci_dev *pdev) 307{ 308 struct drm_device *dev = pci_get_drvdata(pdev); 309 310 drm_put_dev(dev); 311} 312 313static int 314radeon_pci_suspend(struct pci_dev *pdev, pm_message_t state) 315{ 316 struct drm_device *dev = pci_get_drvdata(pdev); 317 return radeon_suspend_kms(dev, state); 318} 319 320static int 321radeon_pci_resume(struct pci_dev *pdev) 322{ 323 struct drm_device *dev = pci_get_drvdata(pdev); 324 return radeon_resume_kms(dev); 325} 326 327static const struct file_operations radeon_driver_kms_fops = { 328 .owner = THIS_MODULE, 329 .open = drm_open, 330 .release = drm_release, 331 .unlocked_ioctl = drm_ioctl, 332 .mmap = radeon_mmap, 333 .poll = drm_poll, 334 .fasync = drm_fasync, 335 .read = drm_read, 336#ifdef CONFIG_COMPAT 337 .compat_ioctl = radeon_kms_compat_ioctl, 338#endif 339}; 340#endif /* DUMBBELL_WIP */ 341 342static int radeon_sysctl_init(struct drm_device *dev, struct sysctl_ctx_list *ctx, 343 struct sysctl_oid *top) 344{ 345 return drm_add_busid_modesetting(dev, ctx, top); 346} 347 348static struct drm_driver_info kms_driver = { 349 .driver_features = 350 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG | 351 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM | 352 DRIVER_PRIME /* | DRIVE_MODESET */, 353#ifdef DUMBBELL_WIP 354 .dev_priv_size = 0, 355#endif /* DUMBBELL_WIP */ 356 .load = radeon_driver_load_kms, 357 .use_msi = radeon_msi_ok, 358 .firstopen = radeon_driver_firstopen_kms, 359 .open = radeon_driver_open_kms, 360 .preclose = radeon_driver_preclose_kms, 361 .postclose = radeon_driver_postclose_kms, 362 .lastclose = radeon_driver_lastclose_kms, 363 .unload = radeon_driver_unload_kms, 364#ifdef DUMBBELL_WIP 365 .suspend = radeon_suspend_kms, 366 .resume = radeon_resume_kms, 367#endif /* DUMBBELL_WIP */ 368 .get_vblank_counter = radeon_get_vblank_counter_kms, 369 .enable_vblank = radeon_enable_vblank_kms, 370 .disable_vblank = radeon_disable_vblank_kms, 371 .get_vblank_timestamp = radeon_get_vblank_timestamp_kms, 372 .get_scanout_position = radeon_get_crtc_scanoutpos, 373 .irq_preinstall = radeon_driver_irq_preinstall_kms, 374 .irq_postinstall = radeon_driver_irq_postinstall_kms, 375 .irq_uninstall = radeon_driver_irq_uninstall_kms, 376 .irq_handler = radeon_driver_irq_handler_kms, 377 .sysctl_init = radeon_sysctl_init, 378 .ioctls = radeon_ioctls_kms, 379 .gem_init_object = radeon_gem_object_init, 380 .gem_free_object = radeon_gem_object_free, 381 .gem_open_object = radeon_gem_object_open, 382 .gem_close_object = radeon_gem_object_close, 383 .dma_ioctl = radeon_dma_ioctl_kms, 384 .dumb_create = radeon_mode_dumb_create, 385 .dumb_map_offset = radeon_mode_dumb_mmap, 386 .dumb_destroy = radeon_mode_dumb_destroy, 387#ifdef DUMBBELL_WIP 388 .fops = &radeon_driver_kms_fops, 389#endif /* DUMBBELL_WIP */ 390 391#ifdef DUMBBELL_WIP 392 .prime_handle_to_fd = drm_gem_prime_handle_to_fd, 393 .prime_fd_to_handle = drm_gem_prime_fd_to_handle, 394 .gem_prime_export = radeon_gem_prime_export, 395 .gem_prime_import = radeon_gem_prime_import, 396#endif /* DUMBBELL_WIP */ 397 398 .name = DRIVER_NAME, 399 .desc = DRIVER_DESC, 400 .date = DRIVER_DATE, 401 .major = KMS_DRIVER_MAJOR, 402 .minor = KMS_DRIVER_MINOR, 403 .patchlevel = KMS_DRIVER_PATCHLEVEL, 404}; 405 406#ifdef DUMBBELL_WIP 407static int __init radeon_init(void) 408{ 409 driver = &driver_old; 410 pdriver = &radeon_pci_driver; 411 driver->num_ioctls = radeon_max_ioctl; 412#ifdef CONFIG_VGA_CONSOLE 413 if (vgacon_text_force() && radeon_modeset == -1) { 414 DRM_INFO("VGACON disable radeon kernel modesetting.\n"); 415 driver = &driver_old; 416 pdriver = &radeon_pci_driver; 417 driver->driver_features &= ~DRIVER_MODESET; 418 radeon_modeset = 0; 419 } 420#endif 421 /* if enabled by default */ 422 if (radeon_modeset == -1) { 423#ifdef CONFIG_DRM_RADEON_KMS 424 DRM_INFO("radeon defaulting to kernel modesetting.\n"); 425 radeon_modeset = 1; 426#else 427 DRM_INFO("radeon defaulting to userspace modesetting.\n"); 428 radeon_modeset = 0; 429#endif 430 } 431 if (radeon_modeset == 1) { 432 DRM_INFO("radeon kernel modesetting enabled.\n"); 433 driver = &kms_driver; 434 pdriver = &radeon_kms_pci_driver; 435 driver->driver_features |= DRIVER_MODESET; 436 driver->num_ioctls = radeon_max_kms_ioctl; 437 radeon_register_atpx_handler(); 438 } 439 /* if the vga console setting is enabled still 440 * let modprobe override it */ 441 return drm_pci_init(driver, pdriver); 442} 443 444static void __exit radeon_exit(void) 445{ 446 drm_pci_exit(driver, pdriver); 447 radeon_unregister_atpx_handler(); 448} 449#endif /* DUMBBELL_WIP */ 450 451/* =================================================================== */ 452 453static int 454radeon_probe(device_t kdev) 455{ 456 457 return drm_probe(kdev, pciidlist); 458} 459 460static int 461radeon_attach(device_t kdev) 462{ 463 struct drm_device *dev; 464 465 dev = device_get_softc(kdev); 466 if (radeon_modeset == 1) { 467 kms_driver.driver_features |= DRIVER_MODESET; 468 kms_driver.max_ioctl = radeon_max_kms_ioctl; 469 radeon_register_atpx_handler(); 470 } 471 dev->driver = &kms_driver; 472 return (drm_attach(kdev, pciidlist)); 473} 474 475static int 476radeon_suspend(device_t kdev) 477{ 478 struct drm_device *dev; 479 int ret; 480 481 dev = device_get_softc(kdev); 482 ret = radeon_suspend_kms(dev); 483 484 return (-ret); 485} 486 487static int 488radeon_resume(device_t kdev) 489{ 490 struct drm_device *dev; 491 int ret; 492 493 dev = device_get_softc(kdev); 494 ret = radeon_resume_kms(dev); 495 496 return (-ret); 497} 498 499extern struct fb_info * radeon_fb_helper_getinfo(device_t kdev); 500 501static device_method_t radeon_methods[] = { 502 /* Device interface */ 503 DEVMETHOD(device_probe, radeon_probe), 504 DEVMETHOD(device_attach, radeon_attach), 505 DEVMETHOD(device_suspend, radeon_suspend), 506 DEVMETHOD(device_resume, radeon_resume), 507 DEVMETHOD(device_detach, drm_detach), 508 509 /* Framebuffer service methods */ 510 DEVMETHOD(fb_getinfo, radeon_fb_helper_getinfo), 511 512 DEVMETHOD_END 513}; 514 515static driver_t radeon_driver = { 516 "drmn", 517 radeon_methods, 518 sizeof(struct drm_device) 519}; 520 521extern devclass_t drm_devclass; 522DRIVER_MODULE_ORDERED(radeonkms, vgapci, radeon_driver, drm_devclass, 523 NULL, NULL, SI_ORDER_ANY); 524MODULE_DEPEND(radeonkms, drmn, 1, 1, 1); 525MODULE_DEPEND(radeonkms, agp, 1, 1, 1); 526MODULE_DEPEND(radeonkms, iicbus, 1, 1, 1); 527MODULE_DEPEND(radeonkms, iic, 1, 1, 1); 528MODULE_DEPEND(radeonkms, iicbb, 1, 1, 1); 529MODULE_DEPEND(radeonkms, firmware, 1, 1, 1); 530