drivers/gpu/drm/radeon/radeon_drv.c

   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 "drm_crtc_helper.h"
  42 /*
  43  * KMS wrapper.
  44  * - 2.0.0 - initial interface
  45  * - 2.1.0 - add square tiling interface
  46  * - 2.2.0 - add r6xx/r7xx const buffer support
  47  * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs
  48  * - 2.4.0 - add crtc id query
  49  * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen
  50  * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500)
  51  *   2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs
  52  *   2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, clock crystal query
  53  *   2.9.0 - r600 tiling (s3tc,rgtc) working, SET_PREDICATION packet 3 on r600 + eg, backend query
  54  *   2.10.0 - fusion 2D tiling
  55  *   2.11.0 - backend map, initial compute support for the CS checker
  56  *   2.12.0 - RADEON_CS_KEEP_TILING_FLAGS
  57  *   2.13.0 - virtual memory support, streamout
  58  *   2.14.0 - add evergreen tiling informations
  59  *   2.15.0 - add max_pipes query
  60  *   2.16.0 - fix evergreen 2D tiled surface calculation
  61  *   2.17.0 - add STRMOUT_BASE_UPDATE for r7xx
  62  *   2.18.0 - r600-eg: allow "invalid" DB formats
  63  *   2.19.0 - r600-eg: MSAA textures
  64  *   2.20.0 - r600-si: RADEON_INFO_TIMESTAMP query
  65  *   2.21.0 - r600-r700: FMASK and CMASK
  66  *   2.22.0 - r600 only: RESOLVE_BOX allowed
  67  *   2.23.0 - allow STRMOUT_BASE_UPDATE on RS780 and RS880
  68  *   2.24.0 - eg only: allow MIP_ADDRESS=0 for MSAA textures
  69  *   2.25.0 - eg+: new info request for num SE and num SH
  70  *   2.26.0 - r600-eg: fix htile size computation
  71  *   2.27.0 - r600-SI: Add CS ioctl support for async DMA
  72  *   2.28.0 - r600-eg: Add MEM_WRITE packet support
  73  *   2.29.0 - R500 FP16 color clear registers
  74  *   2.30.0 - fix for FMASK texturing
  75  *   2.31.0 - Add fastfb support for rs690
  76  *   2.32.0 - new info request for rings working
  77  *   2.33.0 - Add SI tiling mode array query
  78  *   2.34.0 - Add CIK tiling mode array query
  79  *   2.35.0 - Add CIK macrotile mode array query
  80  *   2.36.0 - Fix CIK DCE tiling setup
  81  *   2.37.0 - allow GS ring setup on r6xx/r7xx
  82  */
  83 #define KMS_DRIVER_MAJOR        2
  84 #define KMS_DRIVER_MINOR        37
  85 #define KMS_DRIVER_PATCHLEVEL   0
  86 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
  87 int radeon_driver_unload_kms(struct drm_device *dev);
  88 void radeon_driver_lastclose_kms(struct drm_device *dev);
  89 int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
  90 void radeon_driver_postclose_kms(struct drm_device *dev,
  91                                  struct drm_file *file_priv);
  92 void radeon_driver_preclose_kms(struct drm_device *dev,
  93                                 struct drm_file *file_priv);
  94 int radeon_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
  95 int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
  96 u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
  97 int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
  98 void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
  99 int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
 100                                     int *max_error,
 101                                     struct timeval *vblank_time,
 102                                     unsigned flags);
 103 void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
 104 int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
 105 void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
 106 irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg);
 107 void radeon_gem_object_free(struct drm_gem_object *obj);
 108 int radeon_gem_object_open(struct drm_gem_object *obj,
 109                                 struct drm_file *file_priv);
 110 void radeon_gem_object_close(struct drm_gem_object *obj,
 111                                 struct drm_file *file_priv);
 112 extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
 113                                       unsigned int flags,
 114                                       int *vpos, int *hpos, ktime_t *stime,
 115                                       ktime_t *etime);
 116 extern const struct drm_ioctl_desc radeon_ioctls_kms[];
 117 extern int radeon_max_kms_ioctl;
 118 int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
 119 int radeon_mode_dumb_mmap(struct drm_file *filp,
 120                           struct drm_device *dev,
 121                           uint32_t handle, uint64_t *offset_p);
 122 int radeon_mode_dumb_create(struct drm_file *file_priv,
 123                             struct drm_device *dev,
 124                             struct drm_mode_create_dumb *args);
 125 struct sg_table *radeon_gem_prime_get_sg_table(struct drm_gem_object *obj);
 126 struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev,
 127                                                         size_t size,
 128                                                         struct sg_table *sg);
 129 int radeon_gem_prime_pin(struct drm_gem_object *obj);
 130 void radeon_gem_prime_unpin(struct drm_gem_object *obj);
 131 void *radeon_gem_prime_vmap(struct drm_gem_object *obj);
 132 void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
 133 extern long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd,
 134                                     unsigned long arg);
 135
 136 #if defined(CONFIG_DEBUG_FS)
 137 int radeon_debugfs_init(struct drm_minor *minor);
 138 void radeon_debugfs_cleanup(struct drm_minor *minor);
 139 #endif
 140
 141 /* atpx handler */
 142 #if defined(CONFIG_VGA_SWITCHEROO)
 143 void radeon_register_atpx_handler(void);
 144 void radeon_unregister_atpx_handler(void);
 145 bool radeon_is_px(void);
 146 #else
 147 static inline void radeon_register_atpx_handler(void) {}
 148 static inline void radeon_unregister_atpx_handler(void) {}
 149 static inline bool radeon_is_px(void) { return false; }
 150 #endif
 151
 152 int radeon_no_wb;
 153 int radeon_modeset = -1;
 154 int radeon_dynclks = -1;
 155 int radeon_r4xx_atom = 0;
 156 int radeon_agpmode = 0;
 157 int radeon_vram_limit = 0;
 158 int radeon_gart_size = -1; /* auto */
 159 int radeon_benchmarking = 0;
 160 int radeon_testing = 0;
 161 int radeon_connector_table = 0;
 162 int radeon_tv = 1;
 163 int radeon_audio = -1;
 164 int radeon_disp_priority = 0;
 165 int radeon_hw_i2c = 0;
 166 int radeon_pcie_gen2 = -1;
 167 int radeon_msi = -1;
 168 int radeon_lockup_timeout = 10000;
 169 int radeon_fastfb = 0;
 170 int radeon_dpm = -1;
 171 int radeon_aspm = -1;
 172 int radeon_runtime_pm = -1;
 173 int radeon_hard_reset = 0;
 174
 175 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
 176 module_param_named(no_wb, radeon_no_wb, int, 0444);
 177
 178 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
 179 module_param_named(modeset, radeon_modeset, int, 0400);
 180
 181 MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
 182 module_param_named(dynclks, radeon_dynclks, int, 0444);
 183
 184 MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
 185 module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
 186
 187 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
 188 module_param_named(vramlimit, radeon_vram_limit, int, 0600);
 189
 190 MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
 191 module_param_named(agpmode, radeon_agpmode, int, 0444);
 192
 193 MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc., -1 = auto)");
 194 module_param_named(gartsize, radeon_gart_size, int, 0600);
 195
 196 MODULE_PARM_DESC(benchmark, "Run benchmark");
 197 module_param_named(benchmark, radeon_benchmarking, int, 0444);
 198
 199 MODULE_PARM_DESC(test, "Run tests");
 200 module_param_named(test, radeon_testing, int, 0444);
 201
 202 MODULE_PARM_DESC(connector_table, "Force connector table");
 203 module_param_named(connector_table, radeon_connector_table, int, 0444);
 204
 205 MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
 206 module_param_named(tv, radeon_tv, int, 0444);
 207
 208 MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)");
 209 module_param_named(audio, radeon_audio, int, 0444);
 210
 211 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
 212 module_param_named(disp_priority, radeon_disp_priority, int, 0444);
 213
 214 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
 215 module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
 216
 217 MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)");
 218 module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444);
 219
 220 MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
 221 module_param_named(msi, radeon_msi, int, 0444);
 222
 223 MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (defaul 10000 = 10 seconds, 0 = disable)");
 224 module_param_named(lockup_timeout, radeon_lockup_timeout, int, 0444);
 225
 226 MODULE_PARM_DESC(fastfb, "Direct FB access for IGP chips (0 = disable, 1 = enable)");
 227 module_param_named(fastfb, radeon_fastfb, int, 0444);
 228
 229 MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)");
 230 module_param_named(dpm, radeon_dpm, int, 0444);
 231
 232 MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)");
 233 module_param_named(aspm, radeon_aspm, int, 0444);
 234
 235 MODULE_PARM_DESC(runpm, "PX runtime pm (1 = force enable, 0 = disable, -1 = PX only default)");
 236 module_param_named(runpm, radeon_runtime_pm, int, 0444);
 237
 238 MODULE_PARM_DESC(hard_reset, "PCI config reset (1 = force enable, 0 = disable (default))");
 239 module_param_named(hard_reset, radeon_hard_reset, int, 0444);
 240
 241 static struct pci_device_id pciidlist[] = {
 242         radeon_PCI_IDS
 243 };
 244
 245 MODULE_DEVICE_TABLE(pci, pciidlist);
 246
 247 #ifdef CONFIG_DRM_RADEON_UMS
 248
 249 static int radeon_suspend(struct drm_device *dev, pm_message_t state)
 250 {
 251         drm_radeon_private_t *dev_priv = dev->dev_private;
 252
 253         if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
 254                 return 0;
 255
 256         /* Disable *all* interrupts */
 257         if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
 258                 RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
 259         RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
 260         return 0;
 261 }
 262
 263 static int radeon_resume(struct drm_device *dev)
 264 {
 265         drm_radeon_private_t *dev_priv = dev->dev_private;
 266
 267         if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
 268                 return 0;
 269
 270         /* Restore interrupt registers */
 271         if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
 272                 RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
 273         RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
 274         return 0;
 275 }
 276
 277
 278 static const struct file_operations radeon_driver_old_fops = {
 279         .owner = THIS_MODULE,
 280         .open = drm_open,
 281         .release = drm_release,
 282         .unlocked_ioctl = drm_ioctl,
 283         .mmap = drm_mmap,
 284         .poll = drm_poll,
 285         .read = drm_read,
 286 #ifdef CONFIG_COMPAT
 287         .compat_ioctl = radeon_compat_ioctl,
 288 #endif
 289         .llseek = noop_llseek,
 290 };
 291
 292 static struct drm_driver driver_old = {
 293         .driver_features =
 294             DRIVER_USE_AGP | DRIVER_PCI_DMA | DRIVER_SG |
 295             DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
 296         .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
 297         .load = radeon_driver_load,
 298         .firstopen = radeon_driver_firstopen,
 299         .open = radeon_driver_open,
 300         .preclose = radeon_driver_preclose,
 301         .postclose = radeon_driver_postclose,
 302         .lastclose = radeon_driver_lastclose,
 303         .unload = radeon_driver_unload,
 304         .suspend = radeon_suspend,
 305         .resume = radeon_resume,
 306         .get_vblank_counter = radeon_get_vblank_counter,
 307         .enable_vblank = radeon_enable_vblank,
 308         .disable_vblank = radeon_disable_vblank,
 309         .master_create = radeon_master_create,
 310         .master_destroy = radeon_master_destroy,
 311         .irq_preinstall = radeon_driver_irq_preinstall,
 312         .irq_postinstall = radeon_driver_irq_postinstall,
 313         .irq_uninstall = radeon_driver_irq_uninstall,
 314         .irq_handler = radeon_driver_irq_handler,
 315         .ioctls = radeon_ioctls,
 316         .dma_ioctl = radeon_cp_buffers,
 317         .fops = &radeon_driver_old_fops,
 318         .name = DRIVER_NAME,
 319         .desc = DRIVER_DESC,
 320         .date = DRIVER_DATE,
 321         .major = DRIVER_MAJOR,
 322         .minor = DRIVER_MINOR,
 323         .patchlevel = DRIVER_PATCHLEVEL,
 324 };
 325
 326 #endif
 327
 328 static struct drm_driver kms_driver;
 329
 330 static int radeon_kick_out_firmware_fb(struct pci_dev *pdev)
 331 {
 332         struct apertures_struct *ap;
 333         bool primary = false;
 334
 335         ap = alloc_apertures(1);
 336         if (!ap)
 337                 return -ENOMEM;
 338
 339         ap->ranges[0].base = pci_resource_start(pdev, 0);
 340         ap->ranges[0].size = pci_resource_len(pdev, 0);
 341
 342 #ifdef CONFIG_X86
 343         primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
 344 #endif
 345         remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
 346         kfree(ap);
 347
 348         return 0;
 349 }
 350
 351 static int radeon_pci_probe(struct pci_dev *pdev,
 352                             const struct pci_device_id *ent)
 353 {
 354         int ret;
 355
 356         /* Get rid of things like offb */
 357         ret = radeon_kick_out_firmware_fb(pdev);
 358         if (ret)
 359                 return ret;
 360
 361         return drm_get_pci_dev(pdev, ent, &kms_driver);
 362 }
 363
 364 static void
 365 radeon_pci_remove(struct pci_dev *pdev)
 366 {
 367         struct drm_device *dev = pci_get_drvdata(pdev);
 368
 369         drm_put_dev(dev);
 370 }
 371
 372 static int radeon_pmops_suspend(struct device *dev)
 373 {
 374         struct pci_dev *pdev = to_pci_dev(dev);
 375         struct drm_device *drm_dev = pci_get_drvdata(pdev);
 376         return radeon_suspend_kms(drm_dev, true, true);
 377 }
 378
 379 static int radeon_pmops_resume(struct device *dev)
 380 {
 381         struct pci_dev *pdev = to_pci_dev(dev);
 382         struct drm_device *drm_dev = pci_get_drvdata(pdev);
 383         return radeon_resume_kms(drm_dev, true, true);
 384 }
 385
 386 static int radeon_pmops_freeze(struct device *dev)
 387 {
 388         struct pci_dev *pdev = to_pci_dev(dev);
 389         struct drm_device *drm_dev = pci_get_drvdata(pdev);
 390         return radeon_suspend_kms(drm_dev, false, true);
 391 }
 392
 393 static int radeon_pmops_thaw(struct device *dev)
 394 {
 395         struct pci_dev *pdev = to_pci_dev(dev);
 396         struct drm_device *drm_dev = pci_get_drvdata(pdev);
 397         return radeon_resume_kms(drm_dev, false, true);
 398 }
 399
 400 static int radeon_pmops_runtime_suspend(struct device *dev)
 401 {
 402         struct pci_dev *pdev = to_pci_dev(dev);
 403         struct drm_device *drm_dev = pci_get_drvdata(pdev);
 404         int ret;
 405
 406         if (radeon_runtime_pm == 0) {
 407                 pm_runtime_forbid(dev);
 408                 return -EBUSY;
 409         }
 410
 411         if (radeon_runtime_pm == -1 && !radeon_is_px()) {
 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);
 421         pci_save_state(pdev);
 422         pci_disable_device(pdev);
 423         pci_set_power_state(pdev, PCI_D3cold);
 424         drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
 425
 426         return 0;
 427 }
 428
 429 static int radeon_pmops_runtime_resume(struct device *dev)
 430 {
 431         struct pci_dev *pdev = to_pci_dev(dev);
 432         struct drm_device *drm_dev = pci_get_drvdata(pdev);
 433         int ret;
 434
 435         if (radeon_runtime_pm == 0)
 436                 return -EINVAL;
 437
 438         if (radeon_runtime_pm == -1 && !radeon_is_px())
 439                 return -EINVAL;
 440
 441         drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
 442
 443         pci_set_power_state(pdev, PCI_D0);
 444         pci_restore_state(pdev);
 445         ret = pci_enable_device(pdev);
 446         if (ret)
 447                 return ret;
 448         pci_set_master(pdev);
 449
 450         ret = radeon_resume_kms(drm_dev, false, false);
 451         drm_kms_helper_poll_enable(drm_dev);
 452         vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_ON);
 453         drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
 454         return 0;
 455 }
 456
 457 static int radeon_pmops_runtime_idle(struct device *dev)
 458 {
 459         struct pci_dev *pdev = to_pci_dev(dev);
 460         struct drm_device *drm_dev = pci_get_drvdata(pdev);
 461         struct drm_crtc *crtc;
 462
 463         if (radeon_runtime_pm == 0) {
 464                 pm_runtime_forbid(dev);
 465                 return -EBUSY;
 466         }
 467
 468         /* are we PX enabled? */
 469         if (radeon_runtime_pm == -1 && !radeon_is_px()) {
 470                 DRM_DEBUG_DRIVER("failing to power off - not px\n");
 471                 pm_runtime_forbid(dev);
 472                 return -EBUSY;
 473         }
 474
 475         list_for_each_entry(crtc, &drm_dev->mode_config.crtc_list, head) {
 476                 if (crtc->enabled) {
 477                         DRM_DEBUG_DRIVER("failing to power off - crtc active\n");
 478                         return -EBUSY;
 479                 }
 480         }
 481
 482         pm_runtime_mark_last_busy(dev);
 483         pm_runtime_autosuspend(dev);
 484         /* we don't want the main rpm_idle to call suspend - we want to autosuspend */
 485         return 1;
 486 }
 487
 488 long radeon_drm_ioctl(struct file *filp,
 489                       unsigned int cmd, unsigned long arg)
 490 {
 491         struct drm_file *file_priv = filp->private_data;
 492         struct drm_device *dev;
 493         long ret;
 494         dev = file_priv->minor->dev;
 495         ret = pm_runtime_get_sync(dev->dev);
 496         if (ret < 0)
 497                 return ret;
 498
 499         ret = drm_ioctl(filp, cmd, arg);
 500
 501         pm_runtime_mark_last_busy(dev->dev);
 502         pm_runtime_put_autosuspend(dev->dev);
 503         return ret;
 504 }
 505
 506 static const struct dev_pm_ops radeon_pm_ops = {
 507         .suspend = radeon_pmops_suspend,
 508         .resume = radeon_pmops_resume,
 509         .freeze = radeon_pmops_freeze,
 510         .thaw = radeon_pmops_thaw,
 511         .poweroff = radeon_pmops_freeze,
 512         .restore = radeon_pmops_resume,
 513         .runtime_suspend = radeon_pmops_runtime_suspend,
 514         .runtime_resume = radeon_pmops_runtime_resume,
 515         .runtime_idle = radeon_pmops_runtime_idle,
 516 };
 517
 518 static const struct file_operations radeon_driver_kms_fops = {
 519         .owner = THIS_MODULE,
 520         .open = drm_open,
 521         .release = drm_release,
 522         .unlocked_ioctl = radeon_drm_ioctl,
 523         .mmap = radeon_mmap,
 524         .poll = drm_poll,
 525         .read = drm_read,
 526 #ifdef CONFIG_COMPAT
 527         .compat_ioctl = radeon_kms_compat_ioctl,
 528 #endif
 529 };
 530
 531 static struct drm_driver kms_driver = {
 532         .driver_features =
 533             DRIVER_USE_AGP |
 534             DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM |
 535             DRIVER_PRIME | DRIVER_RENDER,
 536         .dev_priv_size = 0,
 537         .load = radeon_driver_load_kms,
 538         .open = radeon_driver_open_kms,
 539         .preclose = radeon_driver_preclose_kms,
 540         .postclose = radeon_driver_postclose_kms,
 541         .lastclose = radeon_driver_lastclose_kms,
 542         .unload = radeon_driver_unload_kms,
 543         .get_vblank_counter = radeon_get_vblank_counter_kms,
 544         .enable_vblank = radeon_enable_vblank_kms,
 545         .disable_vblank = radeon_disable_vblank_kms,
 546         .get_vblank_timestamp = radeon_get_vblank_timestamp_kms,
 547         .get_scanout_position = radeon_get_crtc_scanoutpos,
 548 #if defined(CONFIG_DEBUG_FS)
 549         .debugfs_init = radeon_debugfs_init,
 550         .debugfs_cleanup = radeon_debugfs_cleanup,
 551 #endif
 552         .irq_preinstall = radeon_driver_irq_preinstall_kms,
 553         .irq_postinstall = radeon_driver_irq_postinstall_kms,
 554         .irq_uninstall = radeon_driver_irq_uninstall_kms,
 555         .irq_handler = radeon_driver_irq_handler_kms,
 556         .ioctls = radeon_ioctls_kms,
 557         .gem_free_object = radeon_gem_object_free,
 558         .gem_open_object = radeon_gem_object_open,
 559         .gem_close_object = radeon_gem_object_close,
 560         .dumb_create = radeon_mode_dumb_create,
 561         .dumb_map_offset = radeon_mode_dumb_mmap,
 562         .dumb_destroy = drm_gem_dumb_destroy,
 563         .fops = &radeon_driver_kms_fops,
 564
 565         .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
 566         .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
 567         .gem_prime_export = drm_gem_prime_export,
 568         .gem_prime_import = drm_gem_prime_import,
 569         .gem_prime_pin = radeon_gem_prime_pin,
 570         .gem_prime_unpin = radeon_gem_prime_unpin,
 571         .gem_prime_get_sg_table = radeon_gem_prime_get_sg_table,
 572         .gem_prime_import_sg_table = radeon_gem_prime_import_sg_table,
 573         .gem_prime_vmap = radeon_gem_prime_vmap,
 574         .gem_prime_vunmap = radeon_gem_prime_vunmap,
 575
 576         .name = DRIVER_NAME,
 577         .desc = DRIVER_DESC,
 578         .date = DRIVER_DATE,
 579         .major = KMS_DRIVER_MAJOR,
 580         .minor = KMS_DRIVER_MINOR,
 581         .patchlevel = KMS_DRIVER_PATCHLEVEL,
 582 };
 583
 584 static struct drm_driver *driver;
 585 static struct pci_driver *pdriver;
 586
 587 #ifdef CONFIG_DRM_RADEON_UMS
 588 static struct pci_driver radeon_pci_driver = {
 589         .name = DRIVER_NAME,
 590         .id_table = pciidlist,
 591 };
 592 #endif
 593
 594 static struct pci_driver radeon_kms_pci_driver = {
 595         .name = DRIVER_NAME,
 596         .id_table = pciidlist,
 597         .probe = radeon_pci_probe,
 598         .remove = radeon_pci_remove,
 599         .driver.pm = &radeon_pm_ops,
 600 };
 601
 602 static int __init radeon_init(void)
 603 {
 604 #ifdef CONFIG_VGA_CONSOLE
 605         if (vgacon_text_force() && radeon_modeset == -1) {
 606                 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
 607                 radeon_modeset = 0;
 608         }
 609 #endif
 610         /* set to modesetting by default if not nomodeset */
 611         if (radeon_modeset == -1)
 612                 radeon_modeset = 1;
 613
 614         if (radeon_modeset == 1) {
 615                 DRM_INFO("radeon kernel modesetting enabled.\n");
 616                 driver = &kms_driver;
 617                 pdriver = &radeon_kms_pci_driver;
 618                 driver->driver_features |= DRIVER_MODESET;
 619                 driver->num_ioctls = radeon_max_kms_ioctl;
 620                 radeon_register_atpx_handler();
 621
 622         } else {
 623 #ifdef CONFIG_DRM_RADEON_UMS
 624                 DRM_INFO("radeon userspace modesetting enabled.\n");
 625                 driver = &driver_old;
 626                 pdriver = &radeon_pci_driver;
 627                 driver->driver_features &= ~DRIVER_MODESET;
 628                 driver->num_ioctls = radeon_max_ioctl;
 629 #else
 630                 DRM_ERROR("No UMS support in radeon module!\n");
 631                 return -EINVAL;
 632 #endif
 633         }
 634
 635         /* let modprobe override vga console setting */
 636         return drm_pci_init(driver, pdriver);
 637 }
 638
 639 static void __exit radeon_exit(void)
 640 {
 641         drm_pci_exit(driver, pdriver);
 642         radeon_unregister_atpx_handler();
 643 }
 644
 645 module_init(radeon_init);
 646 module_exit(radeon_exit);
 647
 648 MODULE_AUTHOR(DRIVER_AUTHOR);
 649 MODULE_DESCRIPTION(DRIVER_DESC);
 650 MODULE_LICENSE("GPL and additional rights");