5 * \author Gareth Hughes <gareth@valinux.com>
9 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
10 * All Rights Reserved.
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:
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
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.
33 #include <drm/radeon_drm.h>
34 #include "radeon_drv.h"
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"
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
82 #define KMS_DRIVER_MAJOR 2
83 #define KMS_DRIVER_MINOR 36
84 #define KMS_DRIVER_PATCHLEVEL 0
85 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
86 int radeon_driver_unload_kms(struct drm_device *dev);
87 void radeon_driver_lastclose_kms(struct drm_device *dev);
88 int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
89 void radeon_driver_postclose_kms(struct drm_device *dev,
90 struct drm_file *file_priv);
91 void radeon_driver_preclose_kms(struct drm_device *dev,
92 struct drm_file *file_priv);
93 int radeon_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
94 int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
95 u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
96 int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
97 void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
98 int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
100 struct timeval *vblank_time,
102 void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
103 int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
104 void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
105 irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg);
106 void radeon_gem_object_free(struct drm_gem_object *obj);
107 int radeon_gem_object_open(struct drm_gem_object *obj,
108 struct drm_file *file_priv);
109 void radeon_gem_object_close(struct drm_gem_object *obj,
110 struct drm_file *file_priv);
111 extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
113 int *vpos, int *hpos, ktime_t *stime,
115 extern const struct drm_ioctl_desc radeon_ioctls_kms[];
116 extern int radeon_max_kms_ioctl;
117 int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
118 int radeon_mode_dumb_mmap(struct drm_file *filp,
119 struct drm_device *dev,
120 uint32_t handle, uint64_t *offset_p);
121 int radeon_mode_dumb_create(struct drm_file *file_priv,
122 struct drm_device *dev,
123 struct drm_mode_create_dumb *args);
124 struct sg_table *radeon_gem_prime_get_sg_table(struct drm_gem_object *obj);
125 struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev,
127 struct sg_table *sg);
128 int radeon_gem_prime_pin(struct drm_gem_object *obj);
129 void radeon_gem_prime_unpin(struct drm_gem_object *obj);
130 void *radeon_gem_prime_vmap(struct drm_gem_object *obj);
131 void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
132 extern long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd,
135 #if defined(CONFIG_DEBUG_FS)
136 int radeon_debugfs_init(struct drm_minor *minor);
137 void radeon_debugfs_cleanup(struct drm_minor *minor);
141 #if defined(CONFIG_VGA_SWITCHEROO)
142 void radeon_register_atpx_handler(void);
143 void radeon_unregister_atpx_handler(void);
144 bool radeon_is_px(void);
146 static inline void radeon_register_atpx_handler(void) {}
147 static inline void radeon_unregister_atpx_handler(void) {}
148 static inline bool radeon_is_px(void) { return false; }
152 int radeon_modeset = -1;
153 int radeon_dynclks = -1;
154 int radeon_r4xx_atom = 0;
155 int radeon_agpmode = 0;
156 int radeon_vram_limit = 0;
157 int radeon_gart_size = -1; /* auto */
158 int radeon_benchmarking = 0;
159 int radeon_testing = 0;
160 int radeon_connector_table = 0;
162 int radeon_audio = -1;
163 int radeon_disp_priority = 0;
164 int radeon_hw_i2c = 0;
165 int radeon_pcie_gen2 = -1;
167 int radeon_lockup_timeout = 10000;
168 int radeon_fastfb = 0;
170 int radeon_aspm = -1;
171 int radeon_runtime_pm = -1;
172 int radeon_hard_reset = 0;
174 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
175 module_param_named(no_wb, radeon_no_wb, int, 0444);
177 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
178 module_param_named(modeset, radeon_modeset, int, 0400);
180 MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
181 module_param_named(dynclks, radeon_dynclks, int, 0444);
183 MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
184 module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
186 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
187 module_param_named(vramlimit, radeon_vram_limit, int, 0600);
189 MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
190 module_param_named(agpmode, radeon_agpmode, int, 0444);
192 MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc., -1 = auto)");
193 module_param_named(gartsize, radeon_gart_size, int, 0600);
195 MODULE_PARM_DESC(benchmark, "Run benchmark");
196 module_param_named(benchmark, radeon_benchmarking, int, 0444);
198 MODULE_PARM_DESC(test, "Run tests");
199 module_param_named(test, radeon_testing, int, 0444);
201 MODULE_PARM_DESC(connector_table, "Force connector table");
202 module_param_named(connector_table, radeon_connector_table, int, 0444);
204 MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
205 module_param_named(tv, radeon_tv, int, 0444);
207 MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)");
208 module_param_named(audio, radeon_audio, int, 0444);
210 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
211 module_param_named(disp_priority, radeon_disp_priority, int, 0444);
213 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
214 module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
216 MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)");
217 module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444);
219 MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
220 module_param_named(msi, radeon_msi, int, 0444);
222 MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (defaul 10000 = 10 seconds, 0 = disable)");
223 module_param_named(lockup_timeout, radeon_lockup_timeout, int, 0444);
225 MODULE_PARM_DESC(fastfb, "Direct FB access for IGP chips (0 = disable, 1 = enable)");
226 module_param_named(fastfb, radeon_fastfb, int, 0444);
228 MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)");
229 module_param_named(dpm, radeon_dpm, int, 0444);
231 MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)");
232 module_param_named(aspm, radeon_aspm, int, 0444);
234 MODULE_PARM_DESC(runpm, "PX runtime pm (1 = force enable, 0 = disable, -1 = PX only default)");
235 module_param_named(runpm, radeon_runtime_pm, int, 0444);
237 MODULE_PARM_DESC(hard_reset, "PCI config reset (1 = force enable, 0 = disable (default))");
238 module_param_named(hard_reset, radeon_hard_reset, int, 0444);
240 static struct pci_device_id pciidlist[] = {
244 MODULE_DEVICE_TABLE(pci, pciidlist);
246 #ifdef CONFIG_DRM_RADEON_UMS
248 static int radeon_suspend(struct drm_device *dev, pm_message_t state)
250 drm_radeon_private_t *dev_priv = dev->dev_private;
252 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
255 /* Disable *all* interrupts */
256 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
257 RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
258 RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
262 static int radeon_resume(struct drm_device *dev)
264 drm_radeon_private_t *dev_priv = dev->dev_private;
266 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
269 /* Restore interrupt registers */
270 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
271 RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
272 RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
277 static const struct file_operations radeon_driver_old_fops = {
278 .owner = THIS_MODULE,
280 .release = drm_release,
281 .unlocked_ioctl = drm_ioctl,
286 .compat_ioctl = radeon_compat_ioctl,
288 .llseek = noop_llseek,
291 static struct drm_driver driver_old = {
293 DRIVER_USE_AGP | DRIVER_PCI_DMA | DRIVER_SG |
294 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
295 .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
296 .load = radeon_driver_load,
297 .firstopen = radeon_driver_firstopen,
298 .open = radeon_driver_open,
299 .preclose = radeon_driver_preclose,
300 .postclose = radeon_driver_postclose,
301 .lastclose = radeon_driver_lastclose,
302 .unload = radeon_driver_unload,
303 .suspend = radeon_suspend,
304 .resume = radeon_resume,
305 .get_vblank_counter = radeon_get_vblank_counter,
306 .enable_vblank = radeon_enable_vblank,
307 .disable_vblank = radeon_disable_vblank,
308 .master_create = radeon_master_create,
309 .master_destroy = radeon_master_destroy,
310 .irq_preinstall = radeon_driver_irq_preinstall,
311 .irq_postinstall = radeon_driver_irq_postinstall,
312 .irq_uninstall = radeon_driver_irq_uninstall,
313 .irq_handler = radeon_driver_irq_handler,
314 .ioctls = radeon_ioctls,
315 .dma_ioctl = radeon_cp_buffers,
316 .fops = &radeon_driver_old_fops,
320 .major = DRIVER_MAJOR,
321 .minor = DRIVER_MINOR,
322 .patchlevel = DRIVER_PATCHLEVEL,
327 static struct drm_driver kms_driver;
329 static int radeon_kick_out_firmware_fb(struct pci_dev *pdev)
331 struct apertures_struct *ap;
332 bool primary = false;
334 ap = alloc_apertures(1);
338 ap->ranges[0].base = pci_resource_start(pdev, 0);
339 ap->ranges[0].size = pci_resource_len(pdev, 0);
342 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
344 remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
350 static int radeon_pci_probe(struct pci_dev *pdev,
351 const struct pci_device_id *ent)
355 /* Get rid of things like offb */
356 ret = radeon_kick_out_firmware_fb(pdev);
360 return drm_get_pci_dev(pdev, ent, &kms_driver);
364 radeon_pci_remove(struct pci_dev *pdev)
366 struct drm_device *dev = pci_get_drvdata(pdev);
371 static int radeon_pmops_suspend(struct device *dev)
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, true, true);
378 static int radeon_pmops_resume(struct device *dev)
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, true, true);
385 static int radeon_pmops_freeze(struct device *dev)
387 struct pci_dev *pdev = to_pci_dev(dev);
388 struct drm_device *drm_dev = pci_get_drvdata(pdev);
389 return radeon_suspend_kms(drm_dev, false, true);
392 static int radeon_pmops_thaw(struct device *dev)
394 struct pci_dev *pdev = to_pci_dev(dev);
395 struct drm_device *drm_dev = pci_get_drvdata(pdev);
396 return radeon_resume_kms(drm_dev, false, true);
399 static int radeon_pmops_runtime_suspend(struct device *dev)
401 struct pci_dev *pdev = to_pci_dev(dev);
402 struct drm_device *drm_dev = pci_get_drvdata(pdev);
405 if (radeon_runtime_pm == 0)
408 if (radeon_runtime_pm == -1 && !radeon_is_px())
411 drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
412 drm_kms_helper_poll_disable(drm_dev);
413 vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_OFF);
415 ret = radeon_suspend_kms(drm_dev, false, false);
416 pci_save_state(pdev);
417 pci_disable_device(pdev);
418 pci_set_power_state(pdev, PCI_D3cold);
419 drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
424 static int radeon_pmops_runtime_resume(struct device *dev)
426 struct pci_dev *pdev = to_pci_dev(dev);
427 struct drm_device *drm_dev = pci_get_drvdata(pdev);
430 if (radeon_runtime_pm == 0)
433 if (radeon_runtime_pm == -1 && !radeon_is_px())
436 drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
438 pci_set_power_state(pdev, PCI_D0);
439 pci_restore_state(pdev);
440 ret = pci_enable_device(pdev);
443 pci_set_master(pdev);
445 ret = radeon_resume_kms(drm_dev, false, false);
446 drm_kms_helper_poll_enable(drm_dev);
447 vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_ON);
448 drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
452 static int radeon_pmops_runtime_idle(struct device *dev)
454 struct pci_dev *pdev = to_pci_dev(dev);
455 struct drm_device *drm_dev = pci_get_drvdata(pdev);
456 struct drm_crtc *crtc;
458 if (radeon_runtime_pm == 0)
461 /* are we PX enabled? */
462 if (radeon_runtime_pm == -1 && !radeon_is_px()) {
463 DRM_DEBUG_DRIVER("failing to power off - not px\n");
467 list_for_each_entry(crtc, &drm_dev->mode_config.crtc_list, head) {
469 DRM_DEBUG_DRIVER("failing to power off - crtc active\n");
474 pm_runtime_mark_last_busy(dev);
475 pm_runtime_autosuspend(dev);
476 /* we don't want the main rpm_idle to call suspend - we want to autosuspend */
480 long radeon_drm_ioctl(struct file *filp,
481 unsigned int cmd, unsigned long arg)
483 struct drm_file *file_priv = filp->private_data;
484 struct drm_device *dev;
486 dev = file_priv->minor->dev;
487 ret = pm_runtime_get_sync(dev->dev);
491 ret = drm_ioctl(filp, cmd, arg);
493 pm_runtime_mark_last_busy(dev->dev);
494 pm_runtime_put_autosuspend(dev->dev);
498 static const struct dev_pm_ops radeon_pm_ops = {
499 .suspend = radeon_pmops_suspend,
500 .resume = radeon_pmops_resume,
501 .freeze = radeon_pmops_freeze,
502 .thaw = radeon_pmops_thaw,
503 .poweroff = radeon_pmops_freeze,
504 .restore = radeon_pmops_resume,
505 .runtime_suspend = radeon_pmops_runtime_suspend,
506 .runtime_resume = radeon_pmops_runtime_resume,
507 .runtime_idle = radeon_pmops_runtime_idle,
510 static const struct file_operations radeon_driver_kms_fops = {
511 .owner = THIS_MODULE,
513 .release = drm_release,
514 .unlocked_ioctl = radeon_drm_ioctl,
519 .compat_ioctl = radeon_kms_compat_ioctl,
523 static struct drm_driver kms_driver = {
526 DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM |
527 DRIVER_PRIME | DRIVER_RENDER,
529 .load = radeon_driver_load_kms,
530 .open = radeon_driver_open_kms,
531 .preclose = radeon_driver_preclose_kms,
532 .postclose = radeon_driver_postclose_kms,
533 .lastclose = radeon_driver_lastclose_kms,
534 .unload = radeon_driver_unload_kms,
535 .get_vblank_counter = radeon_get_vblank_counter_kms,
536 .enable_vblank = radeon_enable_vblank_kms,
537 .disable_vblank = radeon_disable_vblank_kms,
538 .get_vblank_timestamp = radeon_get_vblank_timestamp_kms,
539 .get_scanout_position = radeon_get_crtc_scanoutpos,
540 #if defined(CONFIG_DEBUG_FS)
541 .debugfs_init = radeon_debugfs_init,
542 .debugfs_cleanup = radeon_debugfs_cleanup,
544 .irq_preinstall = radeon_driver_irq_preinstall_kms,
545 .irq_postinstall = radeon_driver_irq_postinstall_kms,
546 .irq_uninstall = radeon_driver_irq_uninstall_kms,
547 .irq_handler = radeon_driver_irq_handler_kms,
548 .ioctls = radeon_ioctls_kms,
549 .gem_free_object = radeon_gem_object_free,
550 .gem_open_object = radeon_gem_object_open,
551 .gem_close_object = radeon_gem_object_close,
552 .dumb_create = radeon_mode_dumb_create,
553 .dumb_map_offset = radeon_mode_dumb_mmap,
554 .dumb_destroy = drm_gem_dumb_destroy,
555 .fops = &radeon_driver_kms_fops,
557 .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
558 .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
559 .gem_prime_export = drm_gem_prime_export,
560 .gem_prime_import = drm_gem_prime_import,
561 .gem_prime_pin = radeon_gem_prime_pin,
562 .gem_prime_unpin = radeon_gem_prime_unpin,
563 .gem_prime_get_sg_table = radeon_gem_prime_get_sg_table,
564 .gem_prime_import_sg_table = radeon_gem_prime_import_sg_table,
565 .gem_prime_vmap = radeon_gem_prime_vmap,
566 .gem_prime_vunmap = radeon_gem_prime_vunmap,
571 .major = KMS_DRIVER_MAJOR,
572 .minor = KMS_DRIVER_MINOR,
573 .patchlevel = KMS_DRIVER_PATCHLEVEL,
576 static struct drm_driver *driver;
577 static struct pci_driver *pdriver;
579 #ifdef CONFIG_DRM_RADEON_UMS
580 static struct pci_driver radeon_pci_driver = {
582 .id_table = pciidlist,
586 static struct pci_driver radeon_kms_pci_driver = {
588 .id_table = pciidlist,
589 .probe = radeon_pci_probe,
590 .remove = radeon_pci_remove,
591 .driver.pm = &radeon_pm_ops,
594 static int __init radeon_init(void)
596 #ifdef CONFIG_VGA_CONSOLE
597 if (vgacon_text_force() && radeon_modeset == -1) {
598 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
602 /* set to modesetting by default if not nomodeset */
603 if (radeon_modeset == -1)
606 if (radeon_modeset == 1) {
607 DRM_INFO("radeon kernel modesetting enabled.\n");
608 driver = &kms_driver;
609 pdriver = &radeon_kms_pci_driver;
610 driver->driver_features |= DRIVER_MODESET;
611 driver->num_ioctls = radeon_max_kms_ioctl;
612 radeon_register_atpx_handler();
615 #ifdef CONFIG_DRM_RADEON_UMS
616 DRM_INFO("radeon userspace modesetting enabled.\n");
617 driver = &driver_old;
618 pdriver = &radeon_pci_driver;
619 driver->driver_features &= ~DRIVER_MODESET;
620 driver->num_ioctls = radeon_max_ioctl;
622 DRM_ERROR("No UMS support in radeon module!\n");
627 /* let modprobe override vga console setting */
628 return drm_pci_init(driver, pdriver);
631 static void __exit radeon_exit(void)
633 drm_pci_exit(driver, pdriver);
634 radeon_unregister_atpx_handler();
637 module_init(radeon_init);
638 module_exit(radeon_exit);
640 MODULE_AUTHOR(DRIVER_AUTHOR);
641 MODULE_DESCRIPTION(DRIVER_DESC);
642 MODULE_LICENSE("GPL and additional rights");