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v4.6
  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
100int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
101int radeon_driver_unload_kms(struct drm_device *dev);
 
102void radeon_driver_lastclose_kms(struct drm_device *dev);
103int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
104void radeon_driver_postclose_kms(struct drm_device *dev,
105				 struct drm_file *file_priv);
106void radeon_driver_preclose_kms(struct drm_device *dev,
107				struct drm_file *file_priv);
108int radeon_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
109int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
110u32 radeon_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
111int radeon_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
112void radeon_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
113int radeon_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
114				    int *max_error,
115				    struct timeval *vblank_time,
116				    unsigned flags);
117void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
118int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
119void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
120irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg);
 
 
 
121void radeon_gem_object_free(struct drm_gem_object *obj);
122int radeon_gem_object_open(struct drm_gem_object *obj,
123				struct drm_file *file_priv);
124void radeon_gem_object_close(struct drm_gem_object *obj,
125				struct drm_file *file_priv);
126struct dma_buf *radeon_gem_prime_export(struct drm_device *dev,
127					struct drm_gem_object *gobj,
128					int flags);
129extern 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);
133extern bool radeon_is_px(struct drm_device *dev);
134extern const struct drm_ioctl_desc radeon_ioctls_kms[];
135extern int radeon_max_kms_ioctl;
136int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
137int radeon_mode_dumb_mmap(struct drm_file *filp,
138			  struct drm_device *dev,
139			  uint32_t handle, uint64_t *offset_p);
140int radeon_mode_dumb_create(struct drm_file *file_priv,
141			    struct drm_device *dev,
142			    struct drm_mode_create_dumb *args);
143struct sg_table *radeon_gem_prime_get_sg_table(struct drm_gem_object *obj);
144struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev,
145							struct dma_buf_attachment *,
146							struct sg_table *sg);
147int radeon_gem_prime_pin(struct drm_gem_object *obj);
148void radeon_gem_prime_unpin(struct drm_gem_object *obj);
149struct reservation_object *radeon_gem_prime_res_obj(struct drm_gem_object *);
150void *radeon_gem_prime_vmap(struct drm_gem_object *obj);
151void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
152extern long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd,
153				    unsigned long arg);
154
155#if defined(CONFIG_DEBUG_FS)
156int radeon_debugfs_init(struct drm_minor *minor);
157void radeon_debugfs_cleanup(struct drm_minor *minor);
158#endif
159
160/* atpx handler */
161#if defined(CONFIG_VGA_SWITCHEROO)
162void radeon_register_atpx_handler(void);
163void radeon_unregister_atpx_handler(void);
164#else
165static inline void radeon_register_atpx_handler(void) {}
166static inline void radeon_unregister_atpx_handler(void) {}
167#endif
168
169int radeon_no_wb;
170int radeon_modeset = -1;
171int radeon_dynclks = -1;
172int radeon_r4xx_atom = 0;
173int radeon_agpmode = 0;
174int radeon_vram_limit = 0;
175int radeon_gart_size = -1; /* auto */
176int radeon_benchmarking = 0;
177int radeon_testing = 0;
178int radeon_connector_table = 0;
179int radeon_tv = 1;
180int radeon_audio = -1;
181int radeon_disp_priority = 0;
182int radeon_hw_i2c = 0;
183int radeon_pcie_gen2 = -1;
184int radeon_msi = -1;
185int radeon_lockup_timeout = 10000;
186int radeon_fastfb = 0;
187int radeon_dpm = -1;
188int radeon_aspm = -1;
189int radeon_runtime_pm = -1;
190int radeon_hard_reset = 0;
191int radeon_vm_size = 8;
192int radeon_vm_block_size = -1;
193int radeon_deep_color = 0;
194int radeon_use_pflipirq = 2;
195int radeon_bapm = -1;
196int radeon_backlight = -1;
197int radeon_auxch = -1;
198int radeon_mst = 0;
199
200MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
201module_param_named(no_wb, radeon_no_wb, int, 0444);
202
203MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
204module_param_named(modeset, radeon_modeset, int, 0400);
205
206MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
207module_param_named(dynclks, radeon_dynclks, int, 0444);
208
209MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
210module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
211
212MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes");
213module_param_named(vramlimit, radeon_vram_limit, int, 0600);
214
215MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
216module_param_named(agpmode, radeon_agpmode, int, 0444);
217
218MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc., -1 = auto)");
219module_param_named(gartsize, radeon_gart_size, int, 0600);
220
221MODULE_PARM_DESC(benchmark, "Run benchmark");
222module_param_named(benchmark, radeon_benchmarking, int, 0444);
223
224MODULE_PARM_DESC(test, "Run tests");
225module_param_named(test, radeon_testing, int, 0444);
226
227MODULE_PARM_DESC(connector_table, "Force connector table");
228module_param_named(connector_table, radeon_connector_table, int, 0444);
229
230MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
231module_param_named(tv, radeon_tv, int, 0444);
232
233MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)");
234module_param_named(audio, radeon_audio, int, 0444);
235
236MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
237module_param_named(disp_priority, radeon_disp_priority, int, 0444);
238
239MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
240module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
241
242MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)");
243module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444);
244
245MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
246module_param_named(msi, radeon_msi, int, 0444);
247
248MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default 10000 = 10 seconds, 0 = disable)");
249module_param_named(lockup_timeout, radeon_lockup_timeout, int, 0444);
250
251MODULE_PARM_DESC(fastfb, "Direct FB access for IGP chips (0 = disable, 1 = enable)");
252module_param_named(fastfb, radeon_fastfb, int, 0444);
253
254MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)");
255module_param_named(dpm, radeon_dpm, int, 0444);
256
257MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)");
258module_param_named(aspm, radeon_aspm, int, 0444);
259
260MODULE_PARM_DESC(runpm, "PX runtime pm (1 = force enable, 0 = disable, -1 = PX only default)");
261module_param_named(runpm, radeon_runtime_pm, int, 0444);
262
263MODULE_PARM_DESC(hard_reset, "PCI config reset (1 = force enable, 0 = disable (default))");
264module_param_named(hard_reset, radeon_hard_reset, int, 0444);
265
266MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 4GB)");
267module_param_named(vm_size, radeon_vm_size, int, 0444);
268
269MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default depending on vm_size)");
270module_param_named(vm_block_size, radeon_vm_block_size, int, 0444);
271
272MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))");
273module_param_named(deep_color, radeon_deep_color, int, 0444);
274
275MODULE_PARM_DESC(use_pflipirq, "Pflip irqs for pageflip completion (0 = disable, 1 = as fallback, 2 = exclusive (default))");
276module_param_named(use_pflipirq, radeon_use_pflipirq, int, 0444);
277
278MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)");
279module_param_named(bapm, radeon_bapm, int, 0444);
 
 
 
 
280
281MODULE_PARM_DESC(backlight, "backlight support (1 = enable, 0 = disable, -1 = auto)");
282module_param_named(backlight, radeon_backlight, int, 0444);
 
283
284MODULE_PARM_DESC(auxch, "Use native auxch experimental support (1 = enable, 0 = disable, -1 = auto)");
285module_param_named(auxch, radeon_auxch, int, 0444);
286
287MODULE_PARM_DESC(mst, "DisplayPort MST experimental support (1 = enable, 0 = disable)");
288module_param_named(mst, radeon_mst, int, 0444);
 
 
 
 
289
290static struct pci_device_id pciidlist[] = {
291	radeon_PCI_IDS
292};
293
 
294MODULE_DEVICE_TABLE(pci, pciidlist);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
295
296static struct drm_driver kms_driver;
297
298static 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
319static 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
349static void
350radeon_pci_remove(struct pci_dev *pdev)
351{
352	struct drm_device *dev = pci_get_drvdata(pdev);
353
354	drm_put_dev(dev);
355}
356
357static 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
364static 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
371static 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
378static 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
385static 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
410static 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
435static 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
459long 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
477static 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
489static 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
502static 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
556static struct drm_driver *driver;
557static struct pci_driver *pdriver;
558
 
 
 
 
 
559static 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
567static 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
596static void __exit radeon_exit(void)
597{
598	radeon_kfd_fini();
599	drm_pci_exit(driver, pdriver);
600	radeon_unregister_atpx_handler();
601}
602
603module_init(radeon_init);
604module_exit(radeon_exit);
605
606MODULE_AUTHOR(DRIVER_AUTHOR);
607MODULE_DESCRIPTION(DRIVER_DESC);
608MODULE_LICENSE("GPL and additional rights");
v3.5.6
  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 "drmP.h"
 33#include "drm.h"
 34#include "radeon_drm.h"
 35#include "radeon_drv.h"
 36
 37#include "drm_pciids.h"
 
 38#include <linux/console.h>
 39#include <linux/module.h>
 
 
 
 
 40
 
 
 41
 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 */
 64#define KMS_DRIVER_MAJOR	2
 65#define KMS_DRIVER_MINOR	18
 66#define KMS_DRIVER_PATCHLEVEL	0
 67int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
 68int radeon_driver_unload_kms(struct drm_device *dev);
 69int radeon_driver_firstopen_kms(struct drm_device *dev);
 70void radeon_driver_lastclose_kms(struct drm_device *dev);
 71int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
 72void radeon_driver_postclose_kms(struct drm_device *dev,
 73				 struct drm_file *file_priv);
 74void radeon_driver_preclose_kms(struct drm_device *dev,
 75				struct drm_file *file_priv);
 76int radeon_suspend_kms(struct drm_device *dev, pm_message_t state);
 77int radeon_resume_kms(struct drm_device *dev);
 78u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
 79int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
 80void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
 81int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
 82				    int *max_error,
 83				    struct timeval *vblank_time,
 84				    unsigned flags);
 85void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
 86int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
 87void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
 88irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS);
 89int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
 90			 struct drm_file *file_priv);
 91int radeon_gem_object_init(struct drm_gem_object *obj);
 92void radeon_gem_object_free(struct drm_gem_object *obj);
 93int radeon_gem_object_open(struct drm_gem_object *obj,
 94				struct drm_file *file_priv);
 95void radeon_gem_object_close(struct drm_gem_object *obj,
 96				struct drm_file *file_priv);
 97extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
 98				      int *vpos, int *hpos);
 99extern struct drm_ioctl_desc radeon_ioctls_kms[];
 
 
 
 
 
 
100extern int radeon_max_kms_ioctl;
101int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
102int radeon_mode_dumb_mmap(struct drm_file *filp,
103			  struct drm_device *dev,
104			  uint32_t handle, uint64_t *offset_p);
105int radeon_mode_dumb_create(struct drm_file *file_priv,
106			    struct drm_device *dev,
107			    struct drm_mode_create_dumb *args);
108int radeon_mode_dumb_destroy(struct drm_file *file_priv,
109			     struct drm_device *dev,
110			     uint32_t handle);
111struct dma_buf *radeon_gem_prime_export(struct drm_device *dev,
112					struct drm_gem_object *obj,
113					int flags);
114struct drm_gem_object *radeon_gem_prime_import(struct drm_device *dev,
115					       struct dma_buf *dma_buf);
 
 
 
116
117#if defined(CONFIG_DEBUG_FS)
118int radeon_debugfs_init(struct drm_minor *minor);
119void radeon_debugfs_cleanup(struct drm_minor *minor);
120#endif
121
 
 
 
 
 
 
 
 
122
123int radeon_no_wb;
124int radeon_modeset = -1;
125int radeon_dynclks = -1;
126int radeon_r4xx_atom = 0;
127int radeon_agpmode = 0;
128int radeon_vram_limit = 0;
129int radeon_gart_size = 512; /* default gart size */
130int radeon_benchmarking = 0;
131int radeon_testing = 0;
132int radeon_connector_table = 0;
133int radeon_tv = 1;
134int radeon_audio = 0;
135int radeon_disp_priority = 0;
136int radeon_hw_i2c = 0;
137int radeon_pcie_gen2 = 0;
138int radeon_msi = -1;
139int radeon_lockup_timeout = 10000;
 
 
 
 
 
 
 
 
 
 
 
 
 
140
141MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
142module_param_named(no_wb, radeon_no_wb, int, 0444);
143
144MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
145module_param_named(modeset, radeon_modeset, int, 0400);
146
147MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
148module_param_named(dynclks, radeon_dynclks, int, 0444);
149
150MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
151module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
152
153MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
154module_param_named(vramlimit, radeon_vram_limit, int, 0600);
155
156MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
157module_param_named(agpmode, radeon_agpmode, int, 0444);
158
159MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc)");
160module_param_named(gartsize, radeon_gart_size, int, 0600);
161
162MODULE_PARM_DESC(benchmark, "Run benchmark");
163module_param_named(benchmark, radeon_benchmarking, int, 0444);
164
165MODULE_PARM_DESC(test, "Run tests");
166module_param_named(test, radeon_testing, int, 0444);
167
168MODULE_PARM_DESC(connector_table, "Force connector table");
169module_param_named(connector_table, radeon_connector_table, int, 0444);
170
171MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
172module_param_named(tv, radeon_tv, int, 0444);
173
174MODULE_PARM_DESC(audio, "Audio enable (1 = enable)");
175module_param_named(audio, radeon_audio, int, 0444);
176
177MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
178module_param_named(disp_priority, radeon_disp_priority, int, 0444);
179
180MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
181module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
182
183MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (1 = enable)");
184module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444);
185
186MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
187module_param_named(msi, radeon_msi, int, 0444);
188
189MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (defaul 10000 = 10 seconds, 0 = disable)");
190module_param_named(lockup_timeout, radeon_lockup_timeout, int, 0444);
191
192static int radeon_suspend(struct drm_device *dev, pm_message_t state)
193{
194	drm_radeon_private_t *dev_priv = dev->dev_private;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
195
196	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
197		return 0;
198
199	/* Disable *all* interrupts */
200	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
201		RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
202	RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
203	return 0;
204}
205
206static int radeon_resume(struct drm_device *dev)
207{
208	drm_radeon_private_t *dev_priv = dev->dev_private;
209
210	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
211		return 0;
212
213	/* Restore interrupt registers */
214	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
215		RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
216	RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
217	return 0;
218}
219
220static struct pci_device_id pciidlist[] = {
221	radeon_PCI_IDS
222};
223
224#if defined(CONFIG_DRM_RADEON_KMS)
225MODULE_DEVICE_TABLE(pci, pciidlist);
226#endif
227
228static const struct file_operations radeon_driver_old_fops = {
229	.owner = THIS_MODULE,
230	.open = drm_open,
231	.release = drm_release,
232	.unlocked_ioctl = drm_ioctl,
233	.mmap = drm_mmap,
234	.poll = drm_poll,
235	.fasync = drm_fasync,
236	.read = drm_read,
237#ifdef CONFIG_COMPAT
238	.compat_ioctl = radeon_compat_ioctl,
239#endif
240	.llseek = noop_llseek,
241};
242
243static struct drm_driver driver_old = {
244	.driver_features =
245	    DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
246	    DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
247	.dev_priv_size = sizeof(drm_radeon_buf_priv_t),
248	.load = radeon_driver_load,
249	.firstopen = radeon_driver_firstopen,
250	.open = radeon_driver_open,
251	.preclose = radeon_driver_preclose,
252	.postclose = radeon_driver_postclose,
253	.lastclose = radeon_driver_lastclose,
254	.unload = radeon_driver_unload,
255	.suspend = radeon_suspend,
256	.resume = radeon_resume,
257	.get_vblank_counter = radeon_get_vblank_counter,
258	.enable_vblank = radeon_enable_vblank,
259	.disable_vblank = radeon_disable_vblank,
260	.master_create = radeon_master_create,
261	.master_destroy = radeon_master_destroy,
262	.irq_preinstall = radeon_driver_irq_preinstall,
263	.irq_postinstall = radeon_driver_irq_postinstall,
264	.irq_uninstall = radeon_driver_irq_uninstall,
265	.irq_handler = radeon_driver_irq_handler,
266	.reclaim_buffers = drm_core_reclaim_buffers,
267	.ioctls = radeon_ioctls,
268	.dma_ioctl = radeon_cp_buffers,
269	.fops = &radeon_driver_old_fops,
270	.name = DRIVER_NAME,
271	.desc = DRIVER_DESC,
272	.date = DRIVER_DATE,
273	.major = DRIVER_MAJOR,
274	.minor = DRIVER_MINOR,
275	.patchlevel = DRIVER_PATCHLEVEL,
276};
277
278static struct drm_driver kms_driver;
279
280static void radeon_kick_out_firmware_fb(struct pci_dev *pdev)
281{
282	struct apertures_struct *ap;
283	bool primary = false;
284
285	ap = alloc_apertures(1);
 
 
 
286	ap->ranges[0].base = pci_resource_start(pdev, 0);
287	ap->ranges[0].size = pci_resource_len(pdev, 0);
288
289#ifdef CONFIG_X86
290	primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
291#endif
292	remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
293	kfree(ap);
 
 
294}
295
296static int __devinit
297radeon_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
298{
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
299	/* Get rid of things like offb */
300	radeon_kick_out_firmware_fb(pdev);
 
 
301
302	return drm_get_pci_dev(pdev, ent, &kms_driver);
303}
304
305static void
306radeon_pci_remove(struct pci_dev *pdev)
307{
308	struct drm_device *dev = pci_get_drvdata(pdev);
309
310	drm_put_dev(dev);
311}
312
313static int
314radeon_pci_suspend(struct pci_dev *pdev, pm_message_t state)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
315{
316	struct drm_device *dev = pci_get_drvdata(pdev);
317	return radeon_suspend_kms(dev, state);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
318}
319
320static int
321radeon_pci_resume(struct pci_dev *pdev)
322{
323	struct drm_device *dev = pci_get_drvdata(pdev);
324	return radeon_resume_kms(dev);
 
 
 
 
 
 
 
 
 
 
 
325}
326
 
 
 
 
 
 
 
 
 
 
 
 
327static const struct file_operations radeon_driver_kms_fops = {
328	.owner = THIS_MODULE,
329	.open = drm_open,
330	.release = drm_release,
331	.unlocked_ioctl = drm_ioctl,
332	.mmap = radeon_mmap,
333	.poll = drm_poll,
334	.fasync = drm_fasync,
335	.read = drm_read,
336#ifdef CONFIG_COMPAT
337	.compat_ioctl = radeon_kms_compat_ioctl,
338#endif
339};
340
341static struct drm_driver kms_driver = {
342	.driver_features =
343	    DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
344	    DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM |
345	    DRIVER_PRIME,
346	.dev_priv_size = 0,
347	.load = radeon_driver_load_kms,
348	.firstopen = radeon_driver_firstopen_kms,
349	.open = radeon_driver_open_kms,
350	.preclose = radeon_driver_preclose_kms,
351	.postclose = radeon_driver_postclose_kms,
352	.lastclose = radeon_driver_lastclose_kms,
 
353	.unload = radeon_driver_unload_kms,
354	.suspend = radeon_suspend_kms,
355	.resume = radeon_resume_kms,
356	.get_vblank_counter = radeon_get_vblank_counter_kms,
357	.enable_vblank = radeon_enable_vblank_kms,
358	.disable_vblank = radeon_disable_vblank_kms,
359	.get_vblank_timestamp = radeon_get_vblank_timestamp_kms,
360	.get_scanout_position = radeon_get_crtc_scanoutpos,
361#if defined(CONFIG_DEBUG_FS)
362	.debugfs_init = radeon_debugfs_init,
363	.debugfs_cleanup = radeon_debugfs_cleanup,
364#endif
365	.irq_preinstall = radeon_driver_irq_preinstall_kms,
366	.irq_postinstall = radeon_driver_irq_postinstall_kms,
367	.irq_uninstall = radeon_driver_irq_uninstall_kms,
368	.irq_handler = radeon_driver_irq_handler_kms,
369	.reclaim_buffers = drm_core_reclaim_buffers,
370	.ioctls = radeon_ioctls_kms,
371	.gem_init_object = radeon_gem_object_init,
372	.gem_free_object = radeon_gem_object_free,
373	.gem_open_object = radeon_gem_object_open,
374	.gem_close_object = radeon_gem_object_close,
375	.dma_ioctl = radeon_dma_ioctl_kms,
376	.dumb_create = radeon_mode_dumb_create,
377	.dumb_map_offset = radeon_mode_dumb_mmap,
378	.dumb_destroy = radeon_mode_dumb_destroy,
379	.fops = &radeon_driver_kms_fops,
380
381	.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
382	.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
383	.gem_prime_export = radeon_gem_prime_export,
384	.gem_prime_import = radeon_gem_prime_import,
 
 
 
 
 
 
 
385
386	.name = DRIVER_NAME,
387	.desc = DRIVER_DESC,
388	.date = DRIVER_DATE,
389	.major = KMS_DRIVER_MAJOR,
390	.minor = KMS_DRIVER_MINOR,
391	.patchlevel = KMS_DRIVER_PATCHLEVEL,
392};
393
394static struct drm_driver *driver;
395static struct pci_driver *pdriver;
396
397static struct pci_driver radeon_pci_driver = {
398	.name = DRIVER_NAME,
399	.id_table = pciidlist,
400};
401
402static struct pci_driver radeon_kms_pci_driver = {
403	.name = DRIVER_NAME,
404	.id_table = pciidlist,
405	.probe = radeon_pci_probe,
406	.remove = radeon_pci_remove,
407	.suspend = radeon_pci_suspend,
408	.resume = radeon_pci_resume,
409};
410
411static int __init radeon_init(void)
412{
413	driver = &driver_old;
414	pdriver = &radeon_pci_driver;
415	driver->num_ioctls = radeon_max_ioctl;
416#ifdef CONFIG_VGA_CONSOLE
417	if (vgacon_text_force() && radeon_modeset == -1) {
418		DRM_INFO("VGACON disable radeon kernel modesetting.\n");
419		driver = &driver_old;
420		pdriver = &radeon_pci_driver;
421		driver->driver_features &= ~DRIVER_MODESET;
422		radeon_modeset = 0;
423	}
424#endif
425	/* if enabled by default */
426	if (radeon_modeset == -1) {
427#ifdef CONFIG_DRM_RADEON_KMS
428		DRM_INFO("radeon defaulting to kernel modesetting.\n");
429		radeon_modeset = 1;
430#else
431		DRM_INFO("radeon defaulting to userspace modesetting.\n");
432		radeon_modeset = 0;
433#endif
434	}
435	if (radeon_modeset == 1) {
436		DRM_INFO("radeon kernel modesetting enabled.\n");
437		driver = &kms_driver;
438		pdriver = &radeon_kms_pci_driver;
439		driver->driver_features |= DRIVER_MODESET;
440		driver->num_ioctls = radeon_max_kms_ioctl;
441		radeon_register_atpx_handler();
 
 
 
 
442	}
443	/* if the vga console setting is enabled still
444	 * let modprobe override it */
445	return drm_pci_init(driver, pdriver);
446}
447
448static void __exit radeon_exit(void)
449{
 
450	drm_pci_exit(driver, pdriver);
451	radeon_unregister_atpx_handler();
452}
453
454module_init(radeon_init);
455module_exit(radeon_exit);
456
457MODULE_AUTHOR(DRIVER_AUTHOR);
458MODULE_DESCRIPTION(DRIVER_DESC);
459MODULE_LICENSE("GPL and additional rights");