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 <drm/drmP.h> 33 #include <drm/radeon_drm.h> 34 #include "radeon_drv.h" 35 36 #include <drm/drm_pciids.h> 37 #include <linux/console.h> 38 #include <linux/module.h> 39 #include <linux/pm_runtime.h> 40 #include <linux/vga_switcheroo.h> 41 #include <linux/compat.h> 42 #include <drm/drm_gem.h> 43 #include <drm/drm_fb_helper.h> 44 45 #include <drm/drm_crtc_helper.h> 46 47 /* 48 * KMS wrapper. 49 * - 2.0.0 - initial interface 50 * - 2.1.0 - add square tiling interface 51 * - 2.2.0 - add r6xx/r7xx const buffer support 52 * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs 53 * - 2.4.0 - add crtc id query 54 * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen 55 * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500) 56 * 2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs 57 * 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, clock crystal query 58 * 2.9.0 - r600 tiling (s3tc,rgtc) working, SET_PREDICATION packet 3 on r600 + eg, backend query 59 * 2.10.0 - fusion 2D tiling 60 * 2.11.0 - backend map, initial compute support for the CS checker 61 * 2.12.0 - RADEON_CS_KEEP_TILING_FLAGS 62 * 2.13.0 - virtual memory support, streamout 63 * 2.14.0 - add evergreen tiling informations 64 * 2.15.0 - add max_pipes query 65 * 2.16.0 - fix evergreen 2D tiled surface calculation 66 * 2.17.0 - add STRMOUT_BASE_UPDATE for r7xx 67 * 2.18.0 - r600-eg: allow "invalid" DB formats 68 * 2.19.0 - r600-eg: MSAA textures 69 * 2.20.0 - r600-si: RADEON_INFO_TIMESTAMP query 70 * 2.21.0 - r600-r700: FMASK and CMASK 71 * 2.22.0 - r600 only: RESOLVE_BOX allowed 72 * 2.23.0 - allow STRMOUT_BASE_UPDATE on RS780 and RS880 73 * 2.24.0 - eg only: allow MIP_ADDRESS=0 for MSAA textures 74 * 2.25.0 - eg+: new info request for num SE and num SH 75 * 2.26.0 - r600-eg: fix htile size computation 76 * 2.27.0 - r600-SI: Add CS ioctl support for async DMA 77 * 2.28.0 - r600-eg: Add MEM_WRITE packet support 78 * 2.29.0 - R500 FP16 color clear registers 79 * 2.30.0 - fix for FMASK texturing 80 * 2.31.0 - Add fastfb support for rs690 81 * 2.32.0 - new info request for rings working 82 * 2.33.0 - Add SI tiling mode array query 83 * 2.34.0 - Add CIK tiling mode array query 84 * 2.35.0 - Add CIK macrotile mode array query 85 * 2.36.0 - Fix CIK DCE tiling setup 86 * 2.37.0 - allow GS ring setup on r6xx/r7xx 87 * 2.38.0 - RADEON_GEM_OP (GET_INITIAL_DOMAIN, SET_INITIAL_DOMAIN), 88 * CIK: 1D and linear tiling modes contain valid PIPE_CONFIG 89 * 2.39.0 - Add INFO query for number of active CUs 90 * 2.40.0 - Add RADEON_GEM_GTT_WC/UC, flush HDP cache before submitting 91 * CS to GPU on >= r600 92 * 2.41.0 - evergreen/cayman: Add SET_BASE/DRAW_INDIRECT command parsing support 93 * 2.42.0 - Add VCE/VUI (Video Usability Information) support 94 * 2.43.0 - RADEON_INFO_GPU_RESET_COUNTER 95 * 2.44.0 - SET_APPEND_CNT packet3 support 96 * 2.45.0 - Allow setting shader registers using DMA/COPY packet3 on SI 97 * 2.46.0 - Add PFP_SYNC_ME support on evergreen 98 * 2.47.0 - Add UVD_NO_OP register support 99 * 2.48.0 - TA_CS_BC_BASE_ADDR allowed on SI 100 * 2.49.0 - DRM_RADEON_GEM_INFO ioctl returns correct vram_size/visible values 101 * 2.50.0 - Allows unaligned shader loads on CIK. (needed by OpenGL) 102 */ 103 #define KMS_DRIVER_MAJOR 2 104 #define KMS_DRIVER_MINOR 50 105 #define KMS_DRIVER_PATCHLEVEL 0 106 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags); 107 void radeon_driver_unload_kms(struct drm_device *dev); 108 void radeon_driver_lastclose_kms(struct drm_device *dev); 109 int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv); 110 void radeon_driver_postclose_kms(struct drm_device *dev, 111 struct drm_file *file_priv); 112 int radeon_suspend_kms(struct drm_device *dev, bool suspend, 113 bool fbcon, bool freeze); 114 int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon); 115 u32 radeon_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe); 116 int radeon_enable_vblank_kms(struct drm_device *dev, unsigned int pipe); 117 void radeon_disable_vblank_kms(struct drm_device *dev, unsigned int pipe); 118 void radeon_driver_irq_preinstall_kms(struct drm_device *dev); 119 int radeon_driver_irq_postinstall_kms(struct drm_device *dev); 120 void radeon_driver_irq_uninstall_kms(struct drm_device *dev); 121 irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg); 122 void radeon_gem_object_free(struct drm_gem_object *obj); 123 int radeon_gem_object_open(struct drm_gem_object *obj, 124 struct drm_file *file_priv); 125 void radeon_gem_object_close(struct drm_gem_object *obj, 126 struct drm_file *file_priv); 127 struct dma_buf *radeon_gem_prime_export(struct drm_device *dev, 128 struct drm_gem_object *gobj, 129 int flags); 130 extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int crtc, 131 unsigned int flags, int *vpos, int *hpos, 132 ktime_t *stime, ktime_t *etime, 133 const struct drm_display_mode *mode); 134 extern bool radeon_is_px(struct drm_device *dev); 135 extern const struct drm_ioctl_desc radeon_ioctls_kms[]; 136 extern int radeon_max_kms_ioctl; 137 int radeon_mmap(struct file *filp, struct vm_area_struct *vma); 138 int radeon_mode_dumb_mmap(struct drm_file *filp, 139 struct drm_device *dev, 140 uint32_t handle, uint64_t *offset_p); 141 int radeon_mode_dumb_create(struct drm_file *file_priv, 142 struct drm_device *dev, 143 struct drm_mode_create_dumb *args); 144 struct sg_table *radeon_gem_prime_get_sg_table(struct drm_gem_object *obj); 145 struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev, 146 struct dma_buf_attachment *, 147 struct sg_table *sg); 148 int radeon_gem_prime_pin(struct drm_gem_object *obj); 149 void radeon_gem_prime_unpin(struct drm_gem_object *obj); 150 struct reservation_object *radeon_gem_prime_res_obj(struct drm_gem_object *); 151 void *radeon_gem_prime_vmap(struct drm_gem_object *obj); 152 void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr); 153 154 /* atpx handler */ 155 #if defined(CONFIG_VGA_SWITCHEROO) 156 void radeon_register_atpx_handler(void); 157 void radeon_unregister_atpx_handler(void); 158 bool radeon_has_atpx_dgpu_power_cntl(void); 159 bool radeon_is_atpx_hybrid(void); 160 #else 161 static inline void radeon_register_atpx_handler(void) {} 162 static inline void radeon_unregister_atpx_handler(void) {} 163 static inline bool radeon_has_atpx_dgpu_power_cntl(void) { return false; } 164 static inline bool radeon_is_atpx_hybrid(void) { return false; } 165 #endif 166 167 int radeon_no_wb; 168 int radeon_modeset = -1; 169 int radeon_dynclks = -1; 170 int radeon_r4xx_atom = 0; 171 int radeon_agpmode = 0; 172 int radeon_vram_limit = 0; 173 int radeon_gart_size = -1; /* auto */ 174 int radeon_benchmarking = 0; 175 int radeon_testing = 0; 176 int radeon_connector_table = 0; 177 int radeon_tv = 1; 178 int radeon_audio = -1; 179 int radeon_disp_priority = 0; 180 int radeon_hw_i2c = 0; 181 int radeon_pcie_gen2 = -1; 182 int radeon_msi = -1; 183 int radeon_lockup_timeout = 10000; 184 int radeon_fastfb = 0; 185 int radeon_dpm = -1; 186 int radeon_aspm = -1; 187 int radeon_runtime_pm = -1; 188 int radeon_hard_reset = 0; 189 int radeon_vm_size = 8; 190 int radeon_vm_block_size = -1; 191 int radeon_deep_color = 0; 192 int radeon_use_pflipirq = 2; 193 int radeon_bapm = -1; 194 int radeon_backlight = -1; 195 int radeon_auxch = -1; 196 int radeon_mst = 0; 197 int radeon_uvd = 1; 198 int radeon_vce = 1; 199 200 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers"); 201 module_param_named(no_wb, radeon_no_wb, int, 0444); 202 203 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting"); 204 module_param_named(modeset, radeon_modeset, int, 0400); 205 206 MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks"); 207 module_param_named(dynclks, radeon_dynclks, int, 0444); 208 209 MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx"); 210 module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444); 211 212 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes"); 213 module_param_named(vramlimit, radeon_vram_limit, int, 0600); 214 215 MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)"); 216 module_param_named(agpmode, radeon_agpmode, int, 0444); 217 218 MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc., -1 = auto)"); 219 module_param_named(gartsize, radeon_gart_size, int, 0600); 220 221 MODULE_PARM_DESC(benchmark, "Run benchmark"); 222 module_param_named(benchmark, radeon_benchmarking, int, 0444); 223 224 MODULE_PARM_DESC(test, "Run tests"); 225 module_param_named(test, radeon_testing, int, 0444); 226 227 MODULE_PARM_DESC(connector_table, "Force connector table"); 228 module_param_named(connector_table, radeon_connector_table, int, 0444); 229 230 MODULE_PARM_DESC(tv, "TV enable (0 = disable)"); 231 module_param_named(tv, radeon_tv, int, 0444); 232 233 MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)"); 234 module_param_named(audio, radeon_audio, int, 0444); 235 236 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)"); 237 module_param_named(disp_priority, radeon_disp_priority, int, 0444); 238 239 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)"); 240 module_param_named(hw_i2c, radeon_hw_i2c, int, 0444); 241 242 MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)"); 243 module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444); 244 245 MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)"); 246 module_param_named(msi, radeon_msi, int, 0444); 247 248 MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default 10000 = 10 seconds, 0 = disable)"); 249 module_param_named(lockup_timeout, radeon_lockup_timeout, int, 0444); 250 251 MODULE_PARM_DESC(fastfb, "Direct FB access for IGP chips (0 = disable, 1 = enable)"); 252 module_param_named(fastfb, radeon_fastfb, int, 0444); 253 254 MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)"); 255 module_param_named(dpm, radeon_dpm, int, 0444); 256 257 MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)"); 258 module_param_named(aspm, radeon_aspm, int, 0444); 259 260 MODULE_PARM_DESC(runpm, "PX runtime pm (1 = force enable, 0 = disable, -1 = PX only default)"); 261 module_param_named(runpm, radeon_runtime_pm, int, 0444); 262 263 MODULE_PARM_DESC(hard_reset, "PCI config reset (1 = force enable, 0 = disable (default))"); 264 module_param_named(hard_reset, radeon_hard_reset, int, 0444); 265 266 MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 4GB)"); 267 module_param_named(vm_size, radeon_vm_size, int, 0444); 268 269 MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default depending on vm_size)"); 270 module_param_named(vm_block_size, radeon_vm_block_size, int, 0444); 271 272 MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))"); 273 module_param_named(deep_color, radeon_deep_color, int, 0444); 274 275 MODULE_PARM_DESC(use_pflipirq, "Pflip irqs for pageflip completion (0 = disable, 1 = as fallback, 2 = exclusive (default))"); 276 module_param_named(use_pflipirq, radeon_use_pflipirq, int, 0444); 277 278 MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)"); 279 module_param_named(bapm, radeon_bapm, int, 0444); 280 281 MODULE_PARM_DESC(backlight, "backlight support (1 = enable, 0 = disable, -1 = auto)"); 282 module_param_named(backlight, radeon_backlight, int, 0444); 283 284 MODULE_PARM_DESC(auxch, "Use native auxch experimental support (1 = enable, 0 = disable, -1 = auto)"); 285 module_param_named(auxch, radeon_auxch, int, 0444); 286 287 MODULE_PARM_DESC(mst, "DisplayPort MST experimental support (1 = enable, 0 = disable)"); 288 module_param_named(mst, radeon_mst, int, 0444); 289 290 MODULE_PARM_DESC(uvd, "uvd enable/disable uvd support (1 = enable, 0 = disable)"); 291 module_param_named(uvd, radeon_uvd, int, 0444); 292 293 MODULE_PARM_DESC(vce, "vce enable/disable vce support (1 = enable, 0 = disable)"); 294 module_param_named(vce, radeon_vce, int, 0444); 295 296 int radeon_si_support = 1; 297 MODULE_PARM_DESC(si_support, "SI support (1 = enabled (default), 0 = disabled)"); 298 module_param_named(si_support, radeon_si_support, int, 0444); 299 300 int radeon_cik_support = 1; 301 MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled (default), 0 = disabled)"); 302 module_param_named(cik_support, radeon_cik_support, int, 0444); 303 304 static struct pci_device_id pciidlist[] = { 305 radeon_PCI_IDS 306 }; 307 308 MODULE_DEVICE_TABLE(pci, pciidlist); 309 310 static struct drm_driver kms_driver; 311 312 bool radeon_device_is_virtual(void); 313 314 static int radeon_kick_out_firmware_fb(struct pci_dev *pdev) 315 { 316 struct apertures_struct *ap; 317 bool primary = false; 318 319 ap = alloc_apertures(1); 320 if (!ap) 321 return -ENOMEM; 322 323 ap->ranges[0].base = pci_resource_start(pdev, 0); 324 ap->ranges[0].size = pci_resource_len(pdev, 0); 325 326 #ifdef CONFIG_X86 327 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; 328 #endif 329 drm_fb_helper_remove_conflicting_framebuffers(ap, "radeondrmfb", primary); 330 kfree(ap); 331 332 return 0; 333 } 334 335 static int radeon_pci_probe(struct pci_dev *pdev, 336 const struct pci_device_id *ent) 337 { 338 int ret; 339 340 if (vga_switcheroo_client_probe_defer(pdev)) 341 return -EPROBE_DEFER; 342 343 /* Get rid of things like offb */ 344 ret = radeon_kick_out_firmware_fb(pdev); 345 if (ret) 346 return ret; 347 348 return drm_get_pci_dev(pdev, ent, &kms_driver); 349 } 350 351 static void 352 radeon_pci_remove(struct pci_dev *pdev) 353 { 354 struct drm_device *dev = pci_get_drvdata(pdev); 355 356 drm_put_dev(dev); 357 } 358 359 static void 360 radeon_pci_shutdown(struct pci_dev *pdev) 361 { 362 /* if we are running in a VM, make sure the device 363 * torn down properly on reboot/shutdown 364 */ 365 if (radeon_device_is_virtual()) 366 radeon_pci_remove(pdev); 367 } 368 369 static int radeon_pmops_suspend(struct device *dev) 370 { 371 struct pci_dev *pdev = to_pci_dev(dev); 372 struct drm_device *drm_dev = pci_get_drvdata(pdev); 373 return radeon_suspend_kms(drm_dev, true, true, false); 374 } 375 376 static int radeon_pmops_resume(struct device *dev) 377 { 378 struct pci_dev *pdev = to_pci_dev(dev); 379 struct drm_device *drm_dev = pci_get_drvdata(pdev); 380 381 /* GPU comes up enabled by the bios on resume */ 382 if (radeon_is_px(drm_dev)) { 383 pm_runtime_disable(dev); 384 pm_runtime_set_active(dev); 385 pm_runtime_enable(dev); 386 } 387 388 return radeon_resume_kms(drm_dev, true, true); 389 } 390 391 static int radeon_pmops_freeze(struct device *dev) 392 { 393 struct pci_dev *pdev = to_pci_dev(dev); 394 struct drm_device *drm_dev = pci_get_drvdata(pdev); 395 return radeon_suspend_kms(drm_dev, false, true, true); 396 } 397 398 static int radeon_pmops_thaw(struct device *dev) 399 { 400 struct pci_dev *pdev = to_pci_dev(dev); 401 struct drm_device *drm_dev = pci_get_drvdata(pdev); 402 return radeon_resume_kms(drm_dev, false, true); 403 } 404 405 static int radeon_pmops_runtime_suspend(struct device *dev) 406 { 407 struct pci_dev *pdev = to_pci_dev(dev); 408 struct drm_device *drm_dev = pci_get_drvdata(pdev); 409 int ret; 410 411 if (!radeon_is_px(drm_dev)) { 412 pm_runtime_forbid(dev); 413 return -EBUSY; 414 } 415 416 drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; 417 drm_kms_helper_poll_disable(drm_dev); 418 vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_OFF); 419 420 ret = radeon_suspend_kms(drm_dev, false, false, false); 421 pci_save_state(pdev); 422 pci_disable_device(pdev); 423 pci_ignore_hotplug(pdev); 424 if (radeon_is_atpx_hybrid()) 425 pci_set_power_state(pdev, PCI_D3cold); 426 else if (!radeon_has_atpx_dgpu_power_cntl()) 427 pci_set_power_state(pdev, PCI_D3hot); 428 drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF; 429 430 return 0; 431 } 432 433 static int radeon_pmops_runtime_resume(struct device *dev) 434 { 435 struct pci_dev *pdev = to_pci_dev(dev); 436 struct drm_device *drm_dev = pci_get_drvdata(pdev); 437 int ret; 438 439 if (!radeon_is_px(drm_dev)) 440 return -EINVAL; 441 442 drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; 443 444 if (radeon_is_atpx_hybrid() || 445 !radeon_has_atpx_dgpu_power_cntl()) 446 pci_set_power_state(pdev, PCI_D0); 447 pci_restore_state(pdev); 448 ret = pci_enable_device(pdev); 449 if (ret) 450 return ret; 451 pci_set_master(pdev); 452 453 ret = radeon_resume_kms(drm_dev, false, false); 454 drm_kms_helper_poll_enable(drm_dev); 455 vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_ON); 456 drm_dev->switch_power_state = DRM_SWITCH_POWER_ON; 457 return 0; 458 } 459 460 static int radeon_pmops_runtime_idle(struct device *dev) 461 { 462 struct pci_dev *pdev = to_pci_dev(dev); 463 struct drm_device *drm_dev = pci_get_drvdata(pdev); 464 struct drm_crtc *crtc; 465 466 if (!radeon_is_px(drm_dev)) { 467 pm_runtime_forbid(dev); 468 return -EBUSY; 469 } 470 471 list_for_each_entry(crtc, &drm_dev->mode_config.crtc_list, head) { 472 if (crtc->enabled) { 473 DRM_DEBUG_DRIVER("failing to power off - crtc active\n"); 474 return -EBUSY; 475 } 476 } 477 478 pm_runtime_mark_last_busy(dev); 479 pm_runtime_autosuspend(dev); 480 /* we don't want the main rpm_idle to call suspend - we want to autosuspend */ 481 return 1; 482 } 483 484 long radeon_drm_ioctl(struct file *filp, 485 unsigned int cmd, unsigned long arg) 486 { 487 struct drm_file *file_priv = filp->private_data; 488 struct drm_device *dev; 489 long ret; 490 dev = file_priv->minor->dev; 491 ret = pm_runtime_get_sync(dev->dev); 492 if (ret < 0) 493 return ret; 494 495 ret = drm_ioctl(filp, cmd, arg); 496 497 pm_runtime_mark_last_busy(dev->dev); 498 pm_runtime_put_autosuspend(dev->dev); 499 return ret; 500 } 501 502 #ifdef CONFIG_COMPAT 503 static long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) 504 { 505 unsigned int nr = DRM_IOCTL_NR(cmd); 506 int ret; 507 508 if (nr < DRM_COMMAND_BASE) 509 return drm_compat_ioctl(filp, cmd, arg); 510 511 ret = radeon_drm_ioctl(filp, cmd, arg); 512 513 return ret; 514 } 515 #endif 516 517 static const struct dev_pm_ops radeon_pm_ops = { 518 .suspend = radeon_pmops_suspend, 519 .resume = radeon_pmops_resume, 520 .freeze = radeon_pmops_freeze, 521 .thaw = radeon_pmops_thaw, 522 .poweroff = radeon_pmops_freeze, 523 .restore = radeon_pmops_resume, 524 .runtime_suspend = radeon_pmops_runtime_suspend, 525 .runtime_resume = radeon_pmops_runtime_resume, 526 .runtime_idle = radeon_pmops_runtime_idle, 527 }; 528 529 static const struct file_operations radeon_driver_kms_fops = { 530 .owner = THIS_MODULE, 531 .open = drm_open, 532 .release = drm_release, 533 .unlocked_ioctl = radeon_drm_ioctl, 534 .mmap = radeon_mmap, 535 .poll = drm_poll, 536 .read = drm_read, 537 #ifdef CONFIG_COMPAT 538 .compat_ioctl = radeon_kms_compat_ioctl, 539 #endif 540 }; 541 542 static bool 543 radeon_get_crtc_scanout_position(struct drm_device *dev, unsigned int pipe, 544 bool in_vblank_irq, int *vpos, int *hpos, 545 ktime_t *stime, ktime_t *etime, 546 const struct drm_display_mode *mode) 547 { 548 return radeon_get_crtc_scanoutpos(dev, pipe, 0, vpos, hpos, 549 stime, etime, mode); 550 } 551 552 static struct drm_driver kms_driver = { 553 .driver_features = 554 DRIVER_USE_AGP | 555 DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM | 556 DRIVER_PRIME | DRIVER_RENDER, 557 .load = radeon_driver_load_kms, 558 .open = radeon_driver_open_kms, 559 .postclose = radeon_driver_postclose_kms, 560 .lastclose = radeon_driver_lastclose_kms, 561 .unload = radeon_driver_unload_kms, 562 .get_vblank_counter = radeon_get_vblank_counter_kms, 563 .enable_vblank = radeon_enable_vblank_kms, 564 .disable_vblank = radeon_disable_vblank_kms, 565 .get_vblank_timestamp = drm_calc_vbltimestamp_from_scanoutpos, 566 .get_scanout_position = radeon_get_crtc_scanout_position, 567 .irq_preinstall = radeon_driver_irq_preinstall_kms, 568 .irq_postinstall = radeon_driver_irq_postinstall_kms, 569 .irq_uninstall = radeon_driver_irq_uninstall_kms, 570 .irq_handler = radeon_driver_irq_handler_kms, 571 .ioctls = radeon_ioctls_kms, 572 .gem_free_object_unlocked = radeon_gem_object_free, 573 .gem_open_object = radeon_gem_object_open, 574 .gem_close_object = radeon_gem_object_close, 575 .dumb_create = radeon_mode_dumb_create, 576 .dumb_map_offset = radeon_mode_dumb_mmap, 577 .fops = &radeon_driver_kms_fops, 578 579 .prime_handle_to_fd = drm_gem_prime_handle_to_fd, 580 .prime_fd_to_handle = drm_gem_prime_fd_to_handle, 581 .gem_prime_export = radeon_gem_prime_export, 582 .gem_prime_import = drm_gem_prime_import, 583 .gem_prime_pin = radeon_gem_prime_pin, 584 .gem_prime_unpin = radeon_gem_prime_unpin, 585 .gem_prime_res_obj = radeon_gem_prime_res_obj, 586 .gem_prime_get_sg_table = radeon_gem_prime_get_sg_table, 587 .gem_prime_import_sg_table = radeon_gem_prime_import_sg_table, 588 .gem_prime_vmap = radeon_gem_prime_vmap, 589 .gem_prime_vunmap = radeon_gem_prime_vunmap, 590 591 .name = DRIVER_NAME, 592 .desc = DRIVER_DESC, 593 .date = DRIVER_DATE, 594 .major = KMS_DRIVER_MAJOR, 595 .minor = KMS_DRIVER_MINOR, 596 .patchlevel = KMS_DRIVER_PATCHLEVEL, 597 }; 598 599 static struct drm_driver *driver; 600 static struct pci_driver *pdriver; 601 602 static struct pci_driver radeon_kms_pci_driver = { 603 .name = DRIVER_NAME, 604 .id_table = pciidlist, 605 .probe = radeon_pci_probe, 606 .remove = radeon_pci_remove, 607 .shutdown = radeon_pci_shutdown, 608 .driver.pm = &radeon_pm_ops, 609 }; 610 611 static int __init radeon_init(void) 612 { 613 if (vgacon_text_force() && radeon_modeset == -1) { 614 DRM_INFO("VGACON disable radeon kernel modesetting.\n"); 615 radeon_modeset = 0; 616 } 617 /* set to modesetting by default if not nomodeset */ 618 if (radeon_modeset == -1) 619 radeon_modeset = 1; 620 621 if (radeon_modeset == 1) { 622 DRM_INFO("radeon kernel modesetting enabled.\n"); 623 driver = &kms_driver; 624 pdriver = &radeon_kms_pci_driver; 625 driver->driver_features |= DRIVER_MODESET; 626 driver->num_ioctls = radeon_max_kms_ioctl; 627 radeon_register_atpx_handler(); 628 629 } else { 630 DRM_ERROR("No UMS support in radeon module!\n"); 631 return -EINVAL; 632 } 633 634 return pci_register_driver(pdriver); 635 } 636 637 static void __exit radeon_exit(void) 638 { 639 pci_unregister_driver(pdriver); 640 radeon_unregister_atpx_handler(); 641 } 642 643 module_init(radeon_init); 644 module_exit(radeon_exit); 645 646 MODULE_AUTHOR(DRIVER_AUTHOR); 647 MODULE_DESCRIPTION(DRIVER_DESC); 648 MODULE_LICENSE("GPL and additional rights"); 649