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>
43 * - 2.0.0 - initial interface
44 * - 2.1.0 - add square tiling interface
45 * - 2.2.0 - add r6xx/r7xx const buffer support
46 * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs
47 * - 2.4.0 - add crtc id query
48 * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen
49 * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500)
50 * 2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs
51 * 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, clock crystal query
52 * 2.9.0 - r600 tiling (s3tc,rgtc) working, SET_PREDICATION packet 3 on r600 + eg, backend query
53 * 2.10.0 - fusion 2D tiling
54 * 2.11.0 - backend map, initial compute support for the CS checker
55 * 2.12.0 - RADEON_CS_KEEP_TILING_FLAGS
56 * 2.13.0 - virtual memory support, streamout
57 * 2.14.0 - add evergreen tiling informations
58 * 2.15.0 - add max_pipes query
59 * 2.16.0 - fix evergreen 2D tiled surface calculation
60 * 2.17.0 - add STRMOUT_BASE_UPDATE for r7xx
61 * 2.18.0 - r600-eg: allow "invalid" DB formats
62 * 2.19.0 - r600-eg: MSAA textures
63 * 2.20.0 - r600-si: RADEON_INFO_TIMESTAMP query
64 * 2.21.0 - r600-r700: FMASK and CMASK
65 * 2.22.0 - r600 only: RESOLVE_BOX allowed
66 * 2.23.0 - allow STRMOUT_BASE_UPDATE on RS780 and RS880
67 * 2.24.0 - eg only: allow MIP_ADDRESS=0 for MSAA textures
68 * 2.25.0 - eg+: new info request for num SE and num SH
69 * 2.26.0 - r600-eg: fix htile size computation
70 * 2.27.0 - r600-SI: Add CS ioctl support for async DMA
72 #define KMS_DRIVER_MAJOR 2
73 #define KMS_DRIVER_MINOR 27
74 #define KMS_DRIVER_PATCHLEVEL 0
75 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
76 int radeon_driver_unload_kms(struct drm_device *dev);
77 int radeon_driver_firstopen_kms(struct drm_device *dev);
78 void radeon_driver_lastclose_kms(struct drm_device *dev);
79 int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
80 void radeon_driver_postclose_kms(struct drm_device *dev,
81 struct drm_file *file_priv);
82 void radeon_driver_preclose_kms(struct drm_device *dev,
83 struct drm_file *file_priv);
84 int radeon_suspend_kms(struct drm_device *dev, pm_message_t state);
85 int radeon_resume_kms(struct drm_device *dev);
86 u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
87 int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
88 void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
89 int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
91 struct timeval *vblank_time,
93 void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
94 int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
95 void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
96 irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS);
97 int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
98 struct drm_file *file_priv);
99 int radeon_gem_object_init(struct drm_gem_object *obj);
100 void radeon_gem_object_free(struct drm_gem_object *obj);
101 int radeon_gem_object_open(struct drm_gem_object *obj,
102 struct drm_file *file_priv);
103 void radeon_gem_object_close(struct drm_gem_object *obj,
104 struct drm_file *file_priv);
105 extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
106 int *vpos, int *hpos);
107 extern struct drm_ioctl_desc radeon_ioctls_kms[];
108 extern int radeon_max_kms_ioctl;
109 int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
110 int radeon_mode_dumb_mmap(struct drm_file *filp,
111 struct drm_device *dev,
112 uint32_t handle, uint64_t *offset_p);
113 int radeon_mode_dumb_create(struct drm_file *file_priv,
114 struct drm_device *dev,
115 struct drm_mode_create_dumb *args);
116 int radeon_mode_dumb_destroy(struct drm_file *file_priv,
117 struct drm_device *dev,
119 struct dma_buf *radeon_gem_prime_export(struct drm_device *dev,
120 struct drm_gem_object *obj,
122 struct drm_gem_object *radeon_gem_prime_import(struct drm_device *dev,
123 struct dma_buf *dma_buf);
125 #if defined(CONFIG_DEBUG_FS)
126 int radeon_debugfs_init(struct drm_minor *minor);
127 void radeon_debugfs_cleanup(struct drm_minor *minor);
132 int radeon_modeset = -1;
133 int radeon_dynclks = -1;
134 int radeon_r4xx_atom = 0;
135 int radeon_agpmode = 0;
136 int radeon_vram_limit = 0;
137 int radeon_gart_size = 512; /* default gart size */
138 int radeon_benchmarking = 0;
139 int radeon_testing = 0;
140 int radeon_connector_table = 0;
142 int radeon_audio = 0;
143 int radeon_disp_priority = 0;
144 int radeon_hw_i2c = 0;
145 int radeon_pcie_gen2 = -1;
147 int radeon_lockup_timeout = 10000;
149 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
150 module_param_named(no_wb, radeon_no_wb, int, 0444);
152 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
153 module_param_named(modeset, radeon_modeset, int, 0400);
155 MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
156 module_param_named(dynclks, radeon_dynclks, int, 0444);
158 MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
159 module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
161 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
162 module_param_named(vramlimit, radeon_vram_limit, int, 0600);
164 MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
165 module_param_named(agpmode, radeon_agpmode, int, 0444);
167 MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc)");
168 module_param_named(gartsize, radeon_gart_size, int, 0600);
170 MODULE_PARM_DESC(benchmark, "Run benchmark");
171 module_param_named(benchmark, radeon_benchmarking, int, 0444);
173 MODULE_PARM_DESC(test, "Run tests");
174 module_param_named(test, radeon_testing, int, 0444);
176 MODULE_PARM_DESC(connector_table, "Force connector table");
177 module_param_named(connector_table, radeon_connector_table, int, 0444);
179 MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
180 module_param_named(tv, radeon_tv, int, 0444);
182 MODULE_PARM_DESC(audio, "Audio enable (1 = enable)");
183 module_param_named(audio, radeon_audio, int, 0444);
185 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
186 module_param_named(disp_priority, radeon_disp_priority, int, 0444);
188 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
189 module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
191 MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)");
192 module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444);
194 MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
195 module_param_named(msi, radeon_msi, int, 0444);
197 MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (defaul 10000 = 10 seconds, 0 = disable)");
198 module_param_named(lockup_timeout, radeon_lockup_timeout, int, 0444);
200 static int radeon_suspend(struct drm_device *dev, pm_message_t state)
202 drm_radeon_private_t *dev_priv = dev->dev_private;
204 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
207 /* Disable *all* interrupts */
208 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
209 RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
210 RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
214 static int radeon_resume(struct drm_device *dev)
216 drm_radeon_private_t *dev_priv = dev->dev_private;
218 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
221 /* Restore interrupt registers */
222 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
223 RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
224 RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
228 static struct pci_device_id pciidlist[] = {
232 #if defined(CONFIG_DRM_RADEON_KMS)
233 MODULE_DEVICE_TABLE(pci, pciidlist);
236 static const struct file_operations radeon_driver_old_fops = {
237 .owner = THIS_MODULE,
239 .release = drm_release,
240 .unlocked_ioctl = drm_ioctl,
243 .fasync = drm_fasync,
246 .compat_ioctl = radeon_compat_ioctl,
248 .llseek = noop_llseek,
251 static struct drm_driver driver_old = {
253 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
254 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
255 .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
256 .load = radeon_driver_load,
257 .firstopen = radeon_driver_firstopen,
258 .open = radeon_driver_open,
259 .preclose = radeon_driver_preclose,
260 .postclose = radeon_driver_postclose,
261 .lastclose = radeon_driver_lastclose,
262 .unload = radeon_driver_unload,
263 .suspend = radeon_suspend,
264 .resume = radeon_resume,
265 .get_vblank_counter = radeon_get_vblank_counter,
266 .enable_vblank = radeon_enable_vblank,
267 .disable_vblank = radeon_disable_vblank,
268 .master_create = radeon_master_create,
269 .master_destroy = radeon_master_destroy,
270 .irq_preinstall = radeon_driver_irq_preinstall,
271 .irq_postinstall = radeon_driver_irq_postinstall,
272 .irq_uninstall = radeon_driver_irq_uninstall,
273 .irq_handler = radeon_driver_irq_handler,
274 .ioctls = radeon_ioctls,
275 .dma_ioctl = radeon_cp_buffers,
276 .fops = &radeon_driver_old_fops,
280 .major = DRIVER_MAJOR,
281 .minor = DRIVER_MINOR,
282 .patchlevel = DRIVER_PATCHLEVEL,
285 static struct drm_driver kms_driver;
287 static int radeon_kick_out_firmware_fb(struct pci_dev *pdev)
289 struct apertures_struct *ap;
290 bool primary = false;
292 ap = alloc_apertures(1);
296 ap->ranges[0].base = pci_resource_start(pdev, 0);
297 ap->ranges[0].size = pci_resource_len(pdev, 0);
300 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
302 remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
309 radeon_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
313 /* Get rid of things like offb */
314 ret = radeon_kick_out_firmware_fb(pdev);
318 return drm_get_pci_dev(pdev, ent, &kms_driver);
322 radeon_pci_remove(struct pci_dev *pdev)
324 struct drm_device *dev = pci_get_drvdata(pdev);
330 radeon_pci_suspend(struct pci_dev *pdev, pm_message_t state)
332 struct drm_device *dev = pci_get_drvdata(pdev);
333 return radeon_suspend_kms(dev, state);
337 radeon_pci_resume(struct pci_dev *pdev)
339 struct drm_device *dev = pci_get_drvdata(pdev);
340 return radeon_resume_kms(dev);
343 static const struct file_operations radeon_driver_kms_fops = {
344 .owner = THIS_MODULE,
346 .release = drm_release,
347 .unlocked_ioctl = drm_ioctl,
350 .fasync = drm_fasync,
353 .compat_ioctl = radeon_kms_compat_ioctl,
357 static struct drm_driver kms_driver = {
359 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
360 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM |
363 .load = radeon_driver_load_kms,
364 .firstopen = radeon_driver_firstopen_kms,
365 .open = radeon_driver_open_kms,
366 .preclose = radeon_driver_preclose_kms,
367 .postclose = radeon_driver_postclose_kms,
368 .lastclose = radeon_driver_lastclose_kms,
369 .unload = radeon_driver_unload_kms,
370 .suspend = radeon_suspend_kms,
371 .resume = radeon_resume_kms,
372 .get_vblank_counter = radeon_get_vblank_counter_kms,
373 .enable_vblank = radeon_enable_vblank_kms,
374 .disable_vblank = radeon_disable_vblank_kms,
375 .get_vblank_timestamp = radeon_get_vblank_timestamp_kms,
376 .get_scanout_position = radeon_get_crtc_scanoutpos,
377 #if defined(CONFIG_DEBUG_FS)
378 .debugfs_init = radeon_debugfs_init,
379 .debugfs_cleanup = radeon_debugfs_cleanup,
381 .irq_preinstall = radeon_driver_irq_preinstall_kms,
382 .irq_postinstall = radeon_driver_irq_postinstall_kms,
383 .irq_uninstall = radeon_driver_irq_uninstall_kms,
384 .irq_handler = radeon_driver_irq_handler_kms,
385 .ioctls = radeon_ioctls_kms,
386 .gem_init_object = radeon_gem_object_init,
387 .gem_free_object = radeon_gem_object_free,
388 .gem_open_object = radeon_gem_object_open,
389 .gem_close_object = radeon_gem_object_close,
390 .dma_ioctl = radeon_dma_ioctl_kms,
391 .dumb_create = radeon_mode_dumb_create,
392 .dumb_map_offset = radeon_mode_dumb_mmap,
393 .dumb_destroy = radeon_mode_dumb_destroy,
394 .fops = &radeon_driver_kms_fops,
396 .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
397 .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
398 .gem_prime_export = radeon_gem_prime_export,
399 .gem_prime_import = radeon_gem_prime_import,
404 .major = KMS_DRIVER_MAJOR,
405 .minor = KMS_DRIVER_MINOR,
406 .patchlevel = KMS_DRIVER_PATCHLEVEL,
409 static struct drm_driver *driver;
410 static struct pci_driver *pdriver;
412 static struct pci_driver radeon_pci_driver = {
414 .id_table = pciidlist,
417 static struct pci_driver radeon_kms_pci_driver = {
419 .id_table = pciidlist,
420 .probe = radeon_pci_probe,
421 .remove = radeon_pci_remove,
422 .suspend = radeon_pci_suspend,
423 .resume = radeon_pci_resume,
426 static int __init radeon_init(void)
428 driver = &driver_old;
429 pdriver = &radeon_pci_driver;
430 driver->num_ioctls = radeon_max_ioctl;
431 #ifdef CONFIG_VGA_CONSOLE
432 if (vgacon_text_force() && radeon_modeset == -1) {
433 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
434 driver = &driver_old;
435 pdriver = &radeon_pci_driver;
436 driver->driver_features &= ~DRIVER_MODESET;
440 /* if enabled by default */
441 if (radeon_modeset == -1) {
442 #ifdef CONFIG_DRM_RADEON_KMS
443 DRM_INFO("radeon defaulting to kernel modesetting.\n");
446 DRM_INFO("radeon defaulting to userspace modesetting.\n");
450 if (radeon_modeset == 1) {
451 DRM_INFO("radeon kernel modesetting enabled.\n");
452 driver = &kms_driver;
453 pdriver = &radeon_kms_pci_driver;
454 driver->driver_features |= DRIVER_MODESET;
455 driver->num_ioctls = radeon_max_kms_ioctl;
456 radeon_register_atpx_handler();
458 /* if the vga console setting is enabled still
459 * let modprobe override it */
460 return drm_pci_init(driver, pdriver);
463 static void __exit radeon_exit(void)
465 drm_pci_exit(driver, pdriver);
466 radeon_unregister_atpx_handler();
469 module_init(radeon_init);
470 module_exit(radeon_exit);
472 MODULE_AUTHOR(DRIVER_AUTHOR);
473 MODULE_DESCRIPTION(DRIVER_DESC);
474 MODULE_LICENSE("GPL and additional rights");