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.
34 #include "radeon_drm.h"
35 #include "radeon_drv.h"
37 #include "drm_pciids.h"
38 #include <linux/console.h>
39 #include <linux/module.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
58 #define KMS_DRIVER_MAJOR 2
59 #define KMS_DRIVER_MINOR 12
60 #define KMS_DRIVER_PATCHLEVEL 0
61 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
62 int radeon_driver_unload_kms(struct drm_device *dev);
63 int radeon_driver_firstopen_kms(struct drm_device *dev);
64 void radeon_driver_lastclose_kms(struct drm_device *dev);
65 int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
66 void radeon_driver_postclose_kms(struct drm_device *dev,
67 struct drm_file *file_priv);
68 void radeon_driver_preclose_kms(struct drm_device *dev,
69 struct drm_file *file_priv);
70 int radeon_suspend_kms(struct drm_device *dev, pm_message_t state);
71 int radeon_resume_kms(struct drm_device *dev);
72 u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
73 int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
74 void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
75 int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
77 struct timeval *vblank_time,
79 void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
80 int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
81 void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
82 irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS);
83 int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
84 struct drm_file *file_priv);
85 int radeon_gem_object_init(struct drm_gem_object *obj);
86 void radeon_gem_object_free(struct drm_gem_object *obj);
87 extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
88 int *vpos, int *hpos);
89 extern struct drm_ioctl_desc radeon_ioctls_kms[];
90 extern int radeon_max_kms_ioctl;
91 int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
92 int radeon_mode_dumb_mmap(struct drm_file *filp,
93 struct drm_device *dev,
94 uint32_t handle, uint64_t *offset_p);
95 int radeon_mode_dumb_create(struct drm_file *file_priv,
96 struct drm_device *dev,
97 struct drm_mode_create_dumb *args);
98 int radeon_mode_dumb_destroy(struct drm_file *file_priv,
99 struct drm_device *dev,
102 #if defined(CONFIG_DEBUG_FS)
103 int radeon_debugfs_init(struct drm_minor *minor);
104 void radeon_debugfs_cleanup(struct drm_minor *minor);
109 int radeon_modeset = -1;
110 int radeon_dynclks = -1;
111 int radeon_r4xx_atom = 0;
112 int radeon_agpmode = 0;
113 int radeon_vram_limit = 0;
114 int radeon_gart_size = 512; /* default gart size */
115 int radeon_benchmarking = 0;
116 int radeon_testing = 0;
117 int radeon_connector_table = 0;
119 int radeon_audio = 0;
120 int radeon_disp_priority = 0;
121 int radeon_hw_i2c = 0;
122 int radeon_pcie_gen2 = 0;
125 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
126 module_param_named(no_wb, radeon_no_wb, int, 0444);
128 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
129 module_param_named(modeset, radeon_modeset, int, 0400);
131 MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
132 module_param_named(dynclks, radeon_dynclks, int, 0444);
134 MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
135 module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
137 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
138 module_param_named(vramlimit, radeon_vram_limit, int, 0600);
140 MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
141 module_param_named(agpmode, radeon_agpmode, int, 0444);
143 MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32,64, etc)\n");
144 module_param_named(gartsize, radeon_gart_size, int, 0600);
146 MODULE_PARM_DESC(benchmark, "Run benchmark");
147 module_param_named(benchmark, radeon_benchmarking, int, 0444);
149 MODULE_PARM_DESC(test, "Run tests");
150 module_param_named(test, radeon_testing, int, 0444);
152 MODULE_PARM_DESC(connector_table, "Force connector table");
153 module_param_named(connector_table, radeon_connector_table, int, 0444);
155 MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
156 module_param_named(tv, radeon_tv, int, 0444);
158 MODULE_PARM_DESC(audio, "Audio enable (1 = enable)");
159 module_param_named(audio, radeon_audio, int, 0444);
161 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
162 module_param_named(disp_priority, radeon_disp_priority, int, 0444);
164 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
165 module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
167 MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (1 = enable)");
168 module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444);
170 MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
171 module_param_named(msi, radeon_msi, int, 0444);
173 static int radeon_suspend(struct drm_device *dev, pm_message_t state)
175 drm_radeon_private_t *dev_priv = dev->dev_private;
177 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
180 /* Disable *all* interrupts */
181 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
182 RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
183 RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
187 static int radeon_resume(struct drm_device *dev)
189 drm_radeon_private_t *dev_priv = dev->dev_private;
191 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
194 /* Restore interrupt registers */
195 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
196 RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
197 RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
201 static struct pci_device_id pciidlist[] = {
205 #if defined(CONFIG_DRM_RADEON_KMS)
206 MODULE_DEVICE_TABLE(pci, pciidlist);
209 static const struct file_operations radeon_driver_old_fops = {
210 .owner = THIS_MODULE,
212 .release = drm_release,
213 .unlocked_ioctl = drm_ioctl,
216 .fasync = drm_fasync,
219 .compat_ioctl = radeon_compat_ioctl,
221 .llseek = noop_llseek,
224 static struct drm_driver driver_old = {
226 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
227 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
228 .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
229 .load = radeon_driver_load,
230 .firstopen = radeon_driver_firstopen,
231 .open = radeon_driver_open,
232 .preclose = radeon_driver_preclose,
233 .postclose = radeon_driver_postclose,
234 .lastclose = radeon_driver_lastclose,
235 .unload = radeon_driver_unload,
236 .suspend = radeon_suspend,
237 .resume = radeon_resume,
238 .get_vblank_counter = radeon_get_vblank_counter,
239 .enable_vblank = radeon_enable_vblank,
240 .disable_vblank = radeon_disable_vblank,
241 .master_create = radeon_master_create,
242 .master_destroy = radeon_master_destroy,
243 .irq_preinstall = radeon_driver_irq_preinstall,
244 .irq_postinstall = radeon_driver_irq_postinstall,
245 .irq_uninstall = radeon_driver_irq_uninstall,
246 .irq_handler = radeon_driver_irq_handler,
247 .reclaim_buffers = drm_core_reclaim_buffers,
248 .ioctls = radeon_ioctls,
249 .dma_ioctl = radeon_cp_buffers,
250 .fops = &radeon_driver_old_fops,
254 .major = DRIVER_MAJOR,
255 .minor = DRIVER_MINOR,
256 .patchlevel = DRIVER_PATCHLEVEL,
259 static struct drm_driver kms_driver;
261 static void radeon_kick_out_firmware_fb(struct pci_dev *pdev)
263 struct apertures_struct *ap;
264 bool primary = false;
266 ap = alloc_apertures(1);
267 ap->ranges[0].base = pci_resource_start(pdev, 0);
268 ap->ranges[0].size = pci_resource_len(pdev, 0);
271 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
273 remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
278 radeon_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
280 /* Get rid of things like offb */
281 radeon_kick_out_firmware_fb(pdev);
283 return drm_get_pci_dev(pdev, ent, &kms_driver);
287 radeon_pci_remove(struct pci_dev *pdev)
289 struct drm_device *dev = pci_get_drvdata(pdev);
295 radeon_pci_suspend(struct pci_dev *pdev, pm_message_t state)
297 struct drm_device *dev = pci_get_drvdata(pdev);
298 return radeon_suspend_kms(dev, state);
302 radeon_pci_resume(struct pci_dev *pdev)
304 struct drm_device *dev = pci_get_drvdata(pdev);
305 return radeon_resume_kms(dev);
308 static const struct file_operations radeon_driver_kms_fops = {
309 .owner = THIS_MODULE,
311 .release = drm_release,
312 .unlocked_ioctl = drm_ioctl,
315 .fasync = drm_fasync,
318 .compat_ioctl = radeon_kms_compat_ioctl,
322 static struct drm_driver kms_driver = {
324 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
325 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM,
327 .load = radeon_driver_load_kms,
328 .firstopen = radeon_driver_firstopen_kms,
329 .open = radeon_driver_open_kms,
330 .preclose = radeon_driver_preclose_kms,
331 .postclose = radeon_driver_postclose_kms,
332 .lastclose = radeon_driver_lastclose_kms,
333 .unload = radeon_driver_unload_kms,
334 .suspend = radeon_suspend_kms,
335 .resume = radeon_resume_kms,
336 .get_vblank_counter = radeon_get_vblank_counter_kms,
337 .enable_vblank = radeon_enable_vblank_kms,
338 .disable_vblank = radeon_disable_vblank_kms,
339 .get_vblank_timestamp = radeon_get_vblank_timestamp_kms,
340 .get_scanout_position = radeon_get_crtc_scanoutpos,
341 #if defined(CONFIG_DEBUG_FS)
342 .debugfs_init = radeon_debugfs_init,
343 .debugfs_cleanup = radeon_debugfs_cleanup,
345 .irq_preinstall = radeon_driver_irq_preinstall_kms,
346 .irq_postinstall = radeon_driver_irq_postinstall_kms,
347 .irq_uninstall = radeon_driver_irq_uninstall_kms,
348 .irq_handler = radeon_driver_irq_handler_kms,
349 .reclaim_buffers = drm_core_reclaim_buffers,
350 .ioctls = radeon_ioctls_kms,
351 .gem_init_object = radeon_gem_object_init,
352 .gem_free_object = radeon_gem_object_free,
353 .dma_ioctl = radeon_dma_ioctl_kms,
354 .dumb_create = radeon_mode_dumb_create,
355 .dumb_map_offset = radeon_mode_dumb_mmap,
356 .dumb_destroy = radeon_mode_dumb_destroy,
357 .fops = &radeon_driver_kms_fops,
361 .major = KMS_DRIVER_MAJOR,
362 .minor = KMS_DRIVER_MINOR,
363 .patchlevel = KMS_DRIVER_PATCHLEVEL,
366 static struct drm_driver *driver;
367 static struct pci_driver *pdriver;
369 static struct pci_driver radeon_pci_driver = {
371 .id_table = pciidlist,
374 static struct pci_driver radeon_kms_pci_driver = {
376 .id_table = pciidlist,
377 .probe = radeon_pci_probe,
378 .remove = radeon_pci_remove,
379 .suspend = radeon_pci_suspend,
380 .resume = radeon_pci_resume,
383 static int __init radeon_init(void)
385 driver = &driver_old;
386 pdriver = &radeon_pci_driver;
387 driver->num_ioctls = radeon_max_ioctl;
388 #ifdef CONFIG_VGA_CONSOLE
389 if (vgacon_text_force() && radeon_modeset == -1) {
390 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
391 driver = &driver_old;
392 pdriver = &radeon_pci_driver;
393 driver->driver_features &= ~DRIVER_MODESET;
397 /* if enabled by default */
398 if (radeon_modeset == -1) {
399 #ifdef CONFIG_DRM_RADEON_KMS
400 DRM_INFO("radeon defaulting to kernel modesetting.\n");
403 DRM_INFO("radeon defaulting to userspace modesetting.\n");
407 if (radeon_modeset == 1) {
408 DRM_INFO("radeon kernel modesetting enabled.\n");
409 driver = &kms_driver;
410 pdriver = &radeon_kms_pci_driver;
411 driver->driver_features |= DRIVER_MODESET;
412 driver->num_ioctls = radeon_max_kms_ioctl;
413 radeon_register_atpx_handler();
415 /* if the vga console setting is enabled still
416 * let modprobe override it */
417 return drm_pci_init(driver, pdriver);
420 static void __exit radeon_exit(void)
422 drm_pci_exit(driver, pdriver);
423 radeon_unregister_atpx_handler();
426 module_init(radeon_init);
427 module_exit(radeon_exit);
429 MODULE_AUTHOR(DRIVER_AUTHOR);
430 MODULE_DESCRIPTION(DRIVER_DESC);
431 MODULE_LICENSE("GPL and additional rights");