Version:  2.0.40 2.2.26 2.4.37 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18 3.19 4.0 4.1 4.2 4.3 4.4 4.5 4.6

Linux/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/apple-gmux.h>
 38 #include <linux/console.h>
 39 #include <linux/module.h>
 40 #include <linux/pm_runtime.h>
 41 #include <linux/vgaarb.h>
 42 #include <linux/vga_switcheroo.h>
 43 #include <drm/drm_gem.h>
 44 
 45 #include "drm_crtc_helper.h"
 46 #include "radeon_kfd.h"
 47 
 48 /*
 49  * KMS wrapper.
 50  * - 2.0.0 - initial interface
 51  * - 2.1.0 - add square tiling interface
 52  * - 2.2.0 - add r6xx/r7xx const buffer support
 53  * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs
 54  * - 2.4.0 - add crtc id query
 55  * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen
 56  * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500)
 57  *   2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs
 58  *   2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, clock crystal query
 59  *   2.9.0 - r600 tiling (s3tc,rgtc) working, SET_PREDICATION packet 3 on r600 + eg, backend query
 60  *   2.10.0 - fusion 2D tiling
 61  *   2.11.0 - backend map, initial compute support for the CS checker
 62  *   2.12.0 - RADEON_CS_KEEP_TILING_FLAGS
 63  *   2.13.0 - virtual memory support, streamout
 64  *   2.14.0 - add evergreen tiling informations
 65  *   2.15.0 - add max_pipes query
 66  *   2.16.0 - fix evergreen 2D tiled surface calculation
 67  *   2.17.0 - add STRMOUT_BASE_UPDATE for r7xx
 68  *   2.18.0 - r600-eg: allow "invalid" DB formats
 69  *   2.19.0 - r600-eg: MSAA textures
 70  *   2.20.0 - r600-si: RADEON_INFO_TIMESTAMP query
 71  *   2.21.0 - r600-r700: FMASK and CMASK
 72  *   2.22.0 - r600 only: RESOLVE_BOX allowed
 73  *   2.23.0 - allow STRMOUT_BASE_UPDATE on RS780 and RS880
 74  *   2.24.0 - eg only: allow MIP_ADDRESS=0 for MSAA textures
 75  *   2.25.0 - eg+: new info request for num SE and num SH
 76  *   2.26.0 - r600-eg: fix htile size computation
 77  *   2.27.0 - r600-SI: Add CS ioctl support for async DMA
 78  *   2.28.0 - r600-eg: Add MEM_WRITE packet support
 79  *   2.29.0 - R500 FP16 color clear registers
 80  *   2.30.0 - fix for FMASK texturing
 81  *   2.31.0 - Add fastfb support for rs690
 82  *   2.32.0 - new info request for rings working
 83  *   2.33.0 - Add SI tiling mode array query
 84  *   2.34.0 - Add CIK tiling mode array query
 85  *   2.35.0 - Add CIK macrotile mode array query
 86  *   2.36.0 - Fix CIK DCE tiling setup
 87  *   2.37.0 - allow GS ring setup on r6xx/r7xx
 88  *   2.38.0 - RADEON_GEM_OP (GET_INITIAL_DOMAIN, SET_INITIAL_DOMAIN),
 89  *            CIK: 1D and linear tiling modes contain valid PIPE_CONFIG
 90  *   2.39.0 - Add INFO query for number of active CUs
 91  *   2.40.0 - Add RADEON_GEM_GTT_WC/UC, flush HDP cache before submitting
 92  *            CS to GPU on >= r600
 93  *   2.41.0 - evergreen/cayman: Add SET_BASE/DRAW_INDIRECT command parsing support
 94  *   2.42.0 - Add VCE/VUI (Video Usability Information) support
 95  *   2.43.0 - RADEON_INFO_GPU_RESET_COUNTER
 96  */
 97 #define KMS_DRIVER_MAJOR        2
 98 #define KMS_DRIVER_MINOR        43
 99 #define KMS_DRIVER_PATCHLEVEL   0
100 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
101 int radeon_driver_unload_kms(struct drm_device *dev);
102 void radeon_driver_lastclose_kms(struct drm_device *dev);
103 int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
104 void radeon_driver_postclose_kms(struct drm_device *dev,
105                                  struct drm_file *file_priv);
106 void radeon_driver_preclose_kms(struct drm_device *dev,
107                                 struct drm_file *file_priv);
108 int radeon_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
109 int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
110 u32 radeon_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
111 int radeon_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
112 void radeon_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
113 int radeon_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
114                                     int *max_error,
115                                     struct timeval *vblank_time,
116                                     unsigned flags);
117 void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
118 int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
119 void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
120 irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg);
121 void radeon_gem_object_free(struct drm_gem_object *obj);
122 int radeon_gem_object_open(struct drm_gem_object *obj,
123                                 struct drm_file *file_priv);
124 void radeon_gem_object_close(struct drm_gem_object *obj,
125                                 struct drm_file *file_priv);
126 struct dma_buf *radeon_gem_prime_export(struct drm_device *dev,
127                                         struct drm_gem_object *gobj,
128                                         int flags);
129 extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int crtc,
130                                       unsigned int flags, int *vpos, int *hpos,
131                                       ktime_t *stime, ktime_t *etime,
132                                       const struct drm_display_mode *mode);
133 extern bool radeon_is_px(struct drm_device *dev);
134 extern const struct drm_ioctl_desc radeon_ioctls_kms[];
135 extern int radeon_max_kms_ioctl;
136 int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
137 int radeon_mode_dumb_mmap(struct drm_file *filp,
138                           struct drm_device *dev,
139                           uint32_t handle, uint64_t *offset_p);
140 int radeon_mode_dumb_create(struct drm_file *file_priv,
141                             struct drm_device *dev,
142                             struct drm_mode_create_dumb *args);
143 struct sg_table *radeon_gem_prime_get_sg_table(struct drm_gem_object *obj);
144 struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev,
145                                                         struct dma_buf_attachment *,
146                                                         struct sg_table *sg);
147 int radeon_gem_prime_pin(struct drm_gem_object *obj);
148 void radeon_gem_prime_unpin(struct drm_gem_object *obj);
149 struct reservation_object *radeon_gem_prime_res_obj(struct drm_gem_object *);
150 void *radeon_gem_prime_vmap(struct drm_gem_object *obj);
151 void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
152 extern long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd,
153                                     unsigned long arg);
154 
155 #if defined(CONFIG_DEBUG_FS)
156 int radeon_debugfs_init(struct drm_minor *minor);
157 void radeon_debugfs_cleanup(struct drm_minor *minor);
158 #endif
159 
160 /* atpx handler */
161 #if defined(CONFIG_VGA_SWITCHEROO)
162 void radeon_register_atpx_handler(void);
163 void radeon_unregister_atpx_handler(void);
164 #else
165 static inline void radeon_register_atpx_handler(void) {}
166 static inline void radeon_unregister_atpx_handler(void) {}
167 #endif
168 
169 int radeon_no_wb;
170 int radeon_modeset = -1;
171 int radeon_dynclks = -1;
172 int radeon_r4xx_atom = 0;
173 int radeon_agpmode = 0;
174 int radeon_vram_limit = 0;
175 int radeon_gart_size = -1; /* auto */
176 int radeon_benchmarking = 0;
177 int radeon_testing = 0;
178 int radeon_connector_table = 0;
179 int radeon_tv = 1;
180 int radeon_audio = -1;
181 int radeon_disp_priority = 0;
182 int radeon_hw_i2c = 0;
183 int radeon_pcie_gen2 = -1;
184 int radeon_msi = -1;
185 int radeon_lockup_timeout = 10000;
186 int radeon_fastfb = 0;
187 int radeon_dpm = -1;
188 int radeon_aspm = -1;
189 int radeon_runtime_pm = -1;
190 int radeon_hard_reset = 0;
191 int radeon_vm_size = 8;
192 int radeon_vm_block_size = -1;
193 int radeon_deep_color = 0;
194 int radeon_use_pflipirq = 2;
195 int radeon_bapm = -1;
196 int radeon_backlight = -1;
197 int radeon_auxch = -1;
198 int radeon_mst = 0;
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 static struct pci_device_id pciidlist[] = {
291         radeon_PCI_IDS
292 };
293 
294 MODULE_DEVICE_TABLE(pci, pciidlist);
295 
296 static struct drm_driver kms_driver;
297 
298 static int radeon_kick_out_firmware_fb(struct pci_dev *pdev)
299 {
300         struct apertures_struct *ap;
301         bool primary = false;
302 
303         ap = alloc_apertures(1);
304         if (!ap)
305                 return -ENOMEM;
306 
307         ap->ranges[0].base = pci_resource_start(pdev, 0);
308         ap->ranges[0].size = pci_resource_len(pdev, 0);
309 
310 #ifdef CONFIG_X86
311         primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
312 #endif
313         remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
314         kfree(ap);
315 
316         return 0;
317 }
318 
319 static int radeon_pci_probe(struct pci_dev *pdev,
320                             const struct pci_device_id *ent)
321 {
322         int ret;
323 
324         /*
325          * Initialize amdkfd before starting radeon. If it was not loaded yet,
326          * defer radeon probing
327          */
328         ret = radeon_kfd_init();
329         if (ret == -EPROBE_DEFER)
330                 return ret;
331 
332         /*
333          * apple-gmux is needed on dual GPU MacBook Pro
334          * to probe the panel if we're the inactive GPU.
335          */
336         if (IS_ENABLED(CONFIG_VGA_ARB) && IS_ENABLED(CONFIG_VGA_SWITCHEROO) &&
337             apple_gmux_present() && pdev != vga_default_device() &&
338             !vga_switcheroo_handler_flags())
339                 return -EPROBE_DEFER;
340 
341         /* Get rid of things like offb */
342         ret = radeon_kick_out_firmware_fb(pdev);
343         if (ret)
344                 return ret;
345 
346         return drm_get_pci_dev(pdev, ent, &kms_driver);
347 }
348 
349 static void
350 radeon_pci_remove(struct pci_dev *pdev)
351 {
352         struct drm_device *dev = pci_get_drvdata(pdev);
353 
354         drm_put_dev(dev);
355 }
356 
357 static int radeon_pmops_suspend(struct device *dev)
358 {
359         struct pci_dev *pdev = to_pci_dev(dev);
360         struct drm_device *drm_dev = pci_get_drvdata(pdev);
361         return radeon_suspend_kms(drm_dev, true, true);
362 }
363 
364 static int radeon_pmops_resume(struct device *dev)
365 {
366         struct pci_dev *pdev = to_pci_dev(dev);
367         struct drm_device *drm_dev = pci_get_drvdata(pdev);
368         return radeon_resume_kms(drm_dev, true, true);
369 }
370 
371 static int radeon_pmops_freeze(struct device *dev)
372 {
373         struct pci_dev *pdev = to_pci_dev(dev);
374         struct drm_device *drm_dev = pci_get_drvdata(pdev);
375         return radeon_suspend_kms(drm_dev, false, true);
376 }
377 
378 static int radeon_pmops_thaw(struct device *dev)
379 {
380         struct pci_dev *pdev = to_pci_dev(dev);
381         struct drm_device *drm_dev = pci_get_drvdata(pdev);
382         return radeon_resume_kms(drm_dev, false, true);
383 }
384 
385 static int radeon_pmops_runtime_suspend(struct device *dev)
386 {
387         struct pci_dev *pdev = to_pci_dev(dev);
388         struct drm_device *drm_dev = pci_get_drvdata(pdev);
389         int ret;
390 
391         if (!radeon_is_px(drm_dev)) {
392                 pm_runtime_forbid(dev);
393                 return -EBUSY;
394         }
395 
396         drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
397         drm_kms_helper_poll_disable(drm_dev);
398         vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_OFF);
399 
400         ret = radeon_suspend_kms(drm_dev, false, false);
401         pci_save_state(pdev);
402         pci_disable_device(pdev);
403         pci_ignore_hotplug(pdev);
404         pci_set_power_state(pdev, PCI_D3cold);
405         drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
406 
407         return 0;
408 }
409 
410 static int radeon_pmops_runtime_resume(struct device *dev)
411 {
412         struct pci_dev *pdev = to_pci_dev(dev);
413         struct drm_device *drm_dev = pci_get_drvdata(pdev);
414         int ret;
415 
416         if (!radeon_is_px(drm_dev))
417                 return -EINVAL;
418 
419         drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
420 
421         pci_set_power_state(pdev, PCI_D0);
422         pci_restore_state(pdev);
423         ret = pci_enable_device(pdev);
424         if (ret)
425                 return ret;
426         pci_set_master(pdev);
427 
428         ret = radeon_resume_kms(drm_dev, false, false);
429         drm_kms_helper_poll_enable(drm_dev);
430         vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_ON);
431         drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
432         return 0;
433 }
434 
435 static int radeon_pmops_runtime_idle(struct device *dev)
436 {
437         struct pci_dev *pdev = to_pci_dev(dev);
438         struct drm_device *drm_dev = pci_get_drvdata(pdev);
439         struct drm_crtc *crtc;
440 
441         if (!radeon_is_px(drm_dev)) {
442                 pm_runtime_forbid(dev);
443                 return -EBUSY;
444         }
445 
446         list_for_each_entry(crtc, &drm_dev->mode_config.crtc_list, head) {
447                 if (crtc->enabled) {
448                         DRM_DEBUG_DRIVER("failing to power off - crtc active\n");
449                         return -EBUSY;
450                 }
451         }
452 
453         pm_runtime_mark_last_busy(dev);
454         pm_runtime_autosuspend(dev);
455         /* we don't want the main rpm_idle to call suspend - we want to autosuspend */
456         return 1;
457 }
458 
459 long radeon_drm_ioctl(struct file *filp,
460                       unsigned int cmd, unsigned long arg)
461 {
462         struct drm_file *file_priv = filp->private_data;
463         struct drm_device *dev;
464         long ret;
465         dev = file_priv->minor->dev;
466         ret = pm_runtime_get_sync(dev->dev);
467         if (ret < 0)
468                 return ret;
469 
470         ret = drm_ioctl(filp, cmd, arg);
471         
472         pm_runtime_mark_last_busy(dev->dev);
473         pm_runtime_put_autosuspend(dev->dev);
474         return ret;
475 }
476 
477 static const struct dev_pm_ops radeon_pm_ops = {
478         .suspend = radeon_pmops_suspend,
479         .resume = radeon_pmops_resume,
480         .freeze = radeon_pmops_freeze,
481         .thaw = radeon_pmops_thaw,
482         .poweroff = radeon_pmops_freeze,
483         .restore = radeon_pmops_resume,
484         .runtime_suspend = radeon_pmops_runtime_suspend,
485         .runtime_resume = radeon_pmops_runtime_resume,
486         .runtime_idle = radeon_pmops_runtime_idle,
487 };
488 
489 static const struct file_operations radeon_driver_kms_fops = {
490         .owner = THIS_MODULE,
491         .open = drm_open,
492         .release = drm_release,
493         .unlocked_ioctl = radeon_drm_ioctl,
494         .mmap = radeon_mmap,
495         .poll = drm_poll,
496         .read = drm_read,
497 #ifdef CONFIG_COMPAT
498         .compat_ioctl = radeon_kms_compat_ioctl,
499 #endif
500 };
501 
502 static struct drm_driver kms_driver = {
503         .driver_features =
504             DRIVER_USE_AGP |
505             DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM |
506             DRIVER_PRIME | DRIVER_RENDER,
507         .load = radeon_driver_load_kms,
508         .open = radeon_driver_open_kms,
509         .preclose = radeon_driver_preclose_kms,
510         .postclose = radeon_driver_postclose_kms,
511         .lastclose = radeon_driver_lastclose_kms,
512         .set_busid = drm_pci_set_busid,
513         .unload = radeon_driver_unload_kms,
514         .get_vblank_counter = radeon_get_vblank_counter_kms,
515         .enable_vblank = radeon_enable_vblank_kms,
516         .disable_vblank = radeon_disable_vblank_kms,
517         .get_vblank_timestamp = radeon_get_vblank_timestamp_kms,
518         .get_scanout_position = radeon_get_crtc_scanoutpos,
519 #if defined(CONFIG_DEBUG_FS)
520         .debugfs_init = radeon_debugfs_init,
521         .debugfs_cleanup = radeon_debugfs_cleanup,
522 #endif
523         .irq_preinstall = radeon_driver_irq_preinstall_kms,
524         .irq_postinstall = radeon_driver_irq_postinstall_kms,
525         .irq_uninstall = radeon_driver_irq_uninstall_kms,
526         .irq_handler = radeon_driver_irq_handler_kms,
527         .ioctls = radeon_ioctls_kms,
528         .gem_free_object = radeon_gem_object_free,
529         .gem_open_object = radeon_gem_object_open,
530         .gem_close_object = radeon_gem_object_close,
531         .dumb_create = radeon_mode_dumb_create,
532         .dumb_map_offset = radeon_mode_dumb_mmap,
533         .dumb_destroy = drm_gem_dumb_destroy,
534         .fops = &radeon_driver_kms_fops,
535 
536         .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
537         .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
538         .gem_prime_export = radeon_gem_prime_export,
539         .gem_prime_import = drm_gem_prime_import,
540         .gem_prime_pin = radeon_gem_prime_pin,
541         .gem_prime_unpin = radeon_gem_prime_unpin,
542         .gem_prime_res_obj = radeon_gem_prime_res_obj,
543         .gem_prime_get_sg_table = radeon_gem_prime_get_sg_table,
544         .gem_prime_import_sg_table = radeon_gem_prime_import_sg_table,
545         .gem_prime_vmap = radeon_gem_prime_vmap,
546         .gem_prime_vunmap = radeon_gem_prime_vunmap,
547 
548         .name = DRIVER_NAME,
549         .desc = DRIVER_DESC,
550         .date = DRIVER_DATE,
551         .major = KMS_DRIVER_MAJOR,
552         .minor = KMS_DRIVER_MINOR,
553         .patchlevel = KMS_DRIVER_PATCHLEVEL,
554 };
555 
556 static struct drm_driver *driver;
557 static struct pci_driver *pdriver;
558 
559 static struct pci_driver radeon_kms_pci_driver = {
560         .name = DRIVER_NAME,
561         .id_table = pciidlist,
562         .probe = radeon_pci_probe,
563         .remove = radeon_pci_remove,
564         .driver.pm = &radeon_pm_ops,
565 };
566 
567 static int __init radeon_init(void)
568 {
569 #ifdef CONFIG_VGA_CONSOLE
570         if (vgacon_text_force() && radeon_modeset == -1) {
571                 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
572                 radeon_modeset = 0;
573         }
574 #endif
575         /* set to modesetting by default if not nomodeset */
576         if (radeon_modeset == -1)
577                 radeon_modeset = 1;
578 
579         if (radeon_modeset == 1) {
580                 DRM_INFO("radeon kernel modesetting enabled.\n");
581                 driver = &kms_driver;
582                 pdriver = &radeon_kms_pci_driver;
583                 driver->driver_features |= DRIVER_MODESET;
584                 driver->num_ioctls = radeon_max_kms_ioctl;
585                 radeon_register_atpx_handler();
586 
587         } else {
588                 DRM_ERROR("No UMS support in radeon module!\n");
589                 return -EINVAL;
590         }
591 
592         /* let modprobe override vga console setting */
593         return drm_pci_init(driver, pdriver);
594 }
595 
596 static void __exit radeon_exit(void)
597 {
598         radeon_kfd_fini();
599         drm_pci_exit(driver, pdriver);
600         radeon_unregister_atpx_handler();
601 }
602 
603 module_init(radeon_init);
604 module_exit(radeon_exit);
605 
606 MODULE_AUTHOR(DRIVER_AUTHOR);
607 MODULE_DESCRIPTION(DRIVER_DESC);
608 MODULE_LICENSE("GPL and additional rights");
609 

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