blob: 055a51732dcb7b76a100d79ee2b642de9cc9eefe [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/**
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
Linus Torvalds1da177e2005-04-16 15:20:36 -070032#include "drmP.h"
33#include "drm.h"
34#include "radeon_drm.h"
35#include "radeon_drv.h"
36
37#include "drm_pciids.h"
Jerome Glisse771fe6b2009-06-05 14:42:42 +020038#include <linux/console.h>
39
40
Jerome Glisse771fe6b2009-06-05 14:42:42 +020041/*
42 * KMS wrapper.
Dave Airlie0de1a572010-03-01 16:32:15 +100043 * - 2.0.0 - initial interface
44 * - 2.1.0 - add square tiling interface
Alex Deucherfdb43522010-03-26 15:24:14 -040045 * - 2.2.0 - add r6xx/r7xx const buffer support
Jerome Glisse771fe6b2009-06-05 14:42:42 +020046 */
47#define KMS_DRIVER_MAJOR 2
Alex Deucherfdb43522010-03-26 15:24:14 -040048#define KMS_DRIVER_MINOR 2
Jerome Glisse771fe6b2009-06-05 14:42:42 +020049#define KMS_DRIVER_PATCHLEVEL 0
50int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
51int radeon_driver_unload_kms(struct drm_device *dev);
52int radeon_driver_firstopen_kms(struct drm_device *dev);
53void radeon_driver_lastclose_kms(struct drm_device *dev);
54int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
55void radeon_driver_postclose_kms(struct drm_device *dev,
56 struct drm_file *file_priv);
57void radeon_driver_preclose_kms(struct drm_device *dev,
58 struct drm_file *file_priv);
59int radeon_suspend_kms(struct drm_device *dev, pm_message_t state);
60int radeon_resume_kms(struct drm_device *dev);
61u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
62int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
63void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
64void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
65int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
66void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
67irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS);
Jerome Glisse771fe6b2009-06-05 14:42:42 +020068int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
69 struct drm_file *file_priv);
70int radeon_gem_object_init(struct drm_gem_object *obj);
71void radeon_gem_object_free(struct drm_gem_object *obj);
72extern struct drm_ioctl_desc radeon_ioctls_kms[];
73extern int radeon_max_kms_ioctl;
74int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
75#if defined(CONFIG_DEBUG_FS)
76int radeon_debugfs_init(struct drm_minor *minor);
77void radeon_debugfs_cleanup(struct drm_minor *minor);
78#endif
Jerome Glisse771fe6b2009-06-05 14:42:42 +020079
Linus Torvalds1da177e2005-04-16 15:20:36 -070080
Dave Airlie689b9d72005-09-30 17:09:07 +100081int radeon_no_wb;
Jerome Glisse771fe6b2009-06-05 14:42:42 +020082int radeon_modeset = -1;
83int radeon_dynclks = -1;
84int radeon_r4xx_atom = 0;
85int radeon_agpmode = 0;
86int radeon_vram_limit = 0;
87int radeon_gart_size = 512; /* default gart size */
88int radeon_benchmarking = 0;
Michel Dänzerecc0b322009-07-21 11:23:57 +020089int radeon_testing = 0;
Jerome Glisse771fe6b2009-06-05 14:42:42 +020090int radeon_connector_table = 0;
Dave Airlie4ce001a2009-08-13 16:32:14 +100091int radeon_tv = 1;
Alex Deucher383be5d2010-02-23 03:24:38 -050092int radeon_new_pll = -1;
Rafał Miłeckic913e232009-12-22 23:02:16 +010093int radeon_dynpm = -1;
Christian Koenigdafc3bd2009-10-11 23:49:13 +020094int radeon_audio = 1;
Alex Deucherf46c0122010-03-31 00:33:27 -040095int radeon_disp_priority = 0;
Alex Deuchere2b0a8e2010-03-17 02:07:37 -040096int radeon_hw_i2c = 0;
Dave Airlie689b9d72005-09-30 17:09:07 +100097
Niels de Vos61a2d072008-07-31 00:07:23 -070098MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
Dave Airlie689b9d72005-09-30 17:09:07 +100099module_param_named(no_wb, radeon_no_wb, int, 0444);
100
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200101MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
102module_param_named(modeset, radeon_modeset, int, 0400);
103
104MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
105module_param_named(dynclks, radeon_dynclks, int, 0444);
106
107MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
108module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
109
110MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
111module_param_named(vramlimit, radeon_vram_limit, int, 0600);
112
113MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
114module_param_named(agpmode, radeon_agpmode, int, 0444);
115
116MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32,64, etc)\n");
117module_param_named(gartsize, radeon_gart_size, int, 0600);
118
119MODULE_PARM_DESC(benchmark, "Run benchmark");
120module_param_named(benchmark, radeon_benchmarking, int, 0444);
121
Michel Dänzerecc0b322009-07-21 11:23:57 +0200122MODULE_PARM_DESC(test, "Run tests");
123module_param_named(test, radeon_testing, int, 0444);
124
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200125MODULE_PARM_DESC(connector_table, "Force connector table");
126module_param_named(connector_table, radeon_connector_table, int, 0444);
Dave Airlie4ce001a2009-08-13 16:32:14 +1000127
128MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
129module_param_named(tv, radeon_tv, int, 0444);
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200130
Alex Deucher383be5d2010-02-23 03:24:38 -0500131MODULE_PARM_DESC(new_pll, "Select new PLL code");
Alex Deucherb27b6372009-12-09 17:44:25 -0500132module_param_named(new_pll, radeon_new_pll, int, 0444);
133
Rafał Miłeckic913e232009-12-22 23:02:16 +0100134MODULE_PARM_DESC(dynpm, "Disable/Enable dynamic power management (1 = enable)");
135module_param_named(dynpm, radeon_dynpm, int, 0444);
136
Christian Koenigdafc3bd2009-10-11 23:49:13 +0200137MODULE_PARM_DESC(audio, "Audio enable (0 = disable)");
138module_param_named(audio, radeon_audio, int, 0444);
139
Alex Deucherf46c0122010-03-31 00:33:27 -0400140MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
141module_param_named(disp_priority, radeon_disp_priority, int, 0444);
142
Alex Deuchere2b0a8e2010-03-17 02:07:37 -0400143MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
144module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
145
Jesse Barnes0a3e67a2008-09-30 12:14:26 -0700146static int radeon_suspend(struct drm_device *dev, pm_message_t state)
147{
148 drm_radeon_private_t *dev_priv = dev->dev_private;
149
Dave Airlie03efb882009-03-10 18:36:38 +1000150 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
151 return 0;
152
Jesse Barnes0a3e67a2008-09-30 12:14:26 -0700153 /* Disable *all* interrupts */
Alex Deucher800b6992009-03-06 11:47:54 -0500154 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
Jesse Barnes0a3e67a2008-09-30 12:14:26 -0700155 RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
156 RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
157 return 0;
158}
159
160static int radeon_resume(struct drm_device *dev)
161{
162 drm_radeon_private_t *dev_priv = dev->dev_private;
163
Dave Airlie03efb882009-03-10 18:36:38 +1000164 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
165 return 0;
166
Jesse Barnes0a3e67a2008-09-30 12:14:26 -0700167 /* Restore interrupt registers */
Alex Deucher800b6992009-03-06 11:47:54 -0500168 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
Jesse Barnes0a3e67a2008-09-30 12:14:26 -0700169 RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
170 RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
171 return 0;
172}
173
Linus Torvalds1da177e2005-04-16 15:20:36 -0700174static struct pci_device_id pciidlist[] = {
175 radeon_PCI_IDS
176};
177
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200178#if defined(CONFIG_DRM_RADEON_KMS)
179MODULE_DEVICE_TABLE(pci, pciidlist);
180#endif
181
182static struct drm_driver driver_old = {
Dave Airlieb5e89ed2005-09-25 14:28:13 +1000183 .driver_features =
184 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
Jesse Barnes0a3e67a2008-09-30 12:14:26 -0700185 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186 .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
Dave Airlie22eae942005-11-10 22:16:34 +1100187 .load = radeon_driver_load,
188 .firstopen = radeon_driver_firstopen,
189 .open = radeon_driver_open,
190 .preclose = radeon_driver_preclose,
191 .postclose = radeon_driver_postclose,
192 .lastclose = radeon_driver_lastclose,
193 .unload = radeon_driver_unload,
Jesse Barnes0a3e67a2008-09-30 12:14:26 -0700194 .suspend = radeon_suspend,
195 .resume = radeon_resume,
196 .get_vblank_counter = radeon_get_vblank_counter,
197 .enable_vblank = radeon_enable_vblank,
198 .disable_vblank = radeon_disable_vblank,
Dave Airlie60f2ee02008-12-19 10:22:02 +1100199 .master_create = radeon_master_create,
200 .master_destroy = radeon_master_destroy,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700201 .irq_preinstall = radeon_driver_irq_preinstall,
202 .irq_postinstall = radeon_driver_irq_postinstall,
203 .irq_uninstall = radeon_driver_irq_uninstall,
204 .irq_handler = radeon_driver_irq_handler,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700205 .reclaim_buffers = drm_core_reclaim_buffers,
206 .get_map_ofs = drm_core_get_map_ofs,
207 .get_reg_ofs = drm_core_get_reg_ofs,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700208 .ioctls = radeon_ioctls,
209 .dma_ioctl = radeon_cp_buffers,
210 .fops = {
Dave Airlieb5e89ed2005-09-25 14:28:13 +1000211 .owner = THIS_MODULE,
212 .open = drm_open,
213 .release = drm_release,
Arnd Bergmanned8b6702009-12-16 22:17:09 +0000214 .unlocked_ioctl = drm_ioctl,
Dave Airlieb5e89ed2005-09-25 14:28:13 +1000215 .mmap = drm_mmap,
216 .poll = drm_poll,
217 .fasync = drm_fasync,
Dave Airlie9a186642005-06-23 21:29:18 +1000218#ifdef CONFIG_COMPAT
Dave Airlieb5e89ed2005-09-25 14:28:13 +1000219 .compat_ioctl = radeon_compat_ioctl,
Dave Airlie9a186642005-06-23 21:29:18 +1000220#endif
Dave Airlie22eae942005-11-10 22:16:34 +1100221 },
222
Linus Torvalds1da177e2005-04-16 15:20:36 -0700223 .pci_driver = {
Dave Airlie22eae942005-11-10 22:16:34 +1100224 .name = DRIVER_NAME,
225 .id_table = pciidlist,
226 },
227
228 .name = DRIVER_NAME,
229 .desc = DRIVER_DESC,
230 .date = DRIVER_DATE,
231 .major = DRIVER_MAJOR,
232 .minor = DRIVER_MINOR,
233 .patchlevel = DRIVER_PATCHLEVEL,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700234};
235
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200236static struct drm_driver kms_driver;
237
238static int __devinit
239radeon_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
240{
241 return drm_get_dev(pdev, ent, &kms_driver);
242}
243
244static void
245radeon_pci_remove(struct pci_dev *pdev)
246{
247 struct drm_device *dev = pci_get_drvdata(pdev);
248
249 drm_put_dev(dev);
250}
251
252static int
253radeon_pci_suspend(struct pci_dev *pdev, pm_message_t state)
254{
255 struct drm_device *dev = pci_get_drvdata(pdev);
256 return radeon_suspend_kms(dev, state);
257}
258
259static int
260radeon_pci_resume(struct pci_dev *pdev)
261{
262 struct drm_device *dev = pci_get_drvdata(pdev);
263 return radeon_resume_kms(dev);
264}
265
266static struct drm_driver kms_driver = {
267 .driver_features =
268 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
269 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM,
270 .dev_priv_size = 0,
271 .load = radeon_driver_load_kms,
272 .firstopen = radeon_driver_firstopen_kms,
273 .open = radeon_driver_open_kms,
274 .preclose = radeon_driver_preclose_kms,
275 .postclose = radeon_driver_postclose_kms,
276 .lastclose = radeon_driver_lastclose_kms,
277 .unload = radeon_driver_unload_kms,
278 .suspend = radeon_suspend_kms,
279 .resume = radeon_resume_kms,
280 .get_vblank_counter = radeon_get_vblank_counter_kms,
281 .enable_vblank = radeon_enable_vblank_kms,
282 .disable_vblank = radeon_disable_vblank_kms,
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200283#if defined(CONFIG_DEBUG_FS)
284 .debugfs_init = radeon_debugfs_init,
285 .debugfs_cleanup = radeon_debugfs_cleanup,
286#endif
287 .irq_preinstall = radeon_driver_irq_preinstall_kms,
288 .irq_postinstall = radeon_driver_irq_postinstall_kms,
289 .irq_uninstall = radeon_driver_irq_uninstall_kms,
290 .irq_handler = radeon_driver_irq_handler_kms,
291 .reclaim_buffers = drm_core_reclaim_buffers,
292 .get_map_ofs = drm_core_get_map_ofs,
293 .get_reg_ofs = drm_core_get_reg_ofs,
294 .ioctls = radeon_ioctls_kms,
295 .gem_init_object = radeon_gem_object_init,
296 .gem_free_object = radeon_gem_object_free,
297 .dma_ioctl = radeon_dma_ioctl_kms,
298 .fops = {
299 .owner = THIS_MODULE,
300 .open = drm_open,
301 .release = drm_release,
Arnd Bergmanned8b6702009-12-16 22:17:09 +0000302 .unlocked_ioctl = drm_ioctl,
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200303 .mmap = radeon_mmap,
304 .poll = drm_poll,
305 .fasync = drm_fasync,
306#ifdef CONFIG_COMPAT
Dave Airlie70ba2a32009-09-15 09:03:43 +1000307 .compat_ioctl = radeon_kms_compat_ioctl,
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200308#endif
309 },
310
311 .pci_driver = {
312 .name = DRIVER_NAME,
313 .id_table = pciidlist,
314 .probe = radeon_pci_probe,
315 .remove = radeon_pci_remove,
316 .suspend = radeon_pci_suspend,
317 .resume = radeon_pci_resume,
318 },
319
320 .name = DRIVER_NAME,
321 .desc = DRIVER_DESC,
322 .date = DRIVER_DATE,
323 .major = KMS_DRIVER_MAJOR,
324 .minor = KMS_DRIVER_MINOR,
325 .patchlevel = KMS_DRIVER_PATCHLEVEL,
326};
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200327
328static struct drm_driver *driver;
329
Linus Torvalds1da177e2005-04-16 15:20:36 -0700330static int __init radeon_init(void)
331{
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200332 driver = &driver_old;
333 driver->num_ioctls = radeon_max_ioctl;
Dave Airliede050652009-08-03 12:05:34 +1000334#ifdef CONFIG_VGA_CONSOLE
335 if (vgacon_text_force() && radeon_modeset == -1) {
336 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
337 driver = &driver_old;
338 driver->driver_features &= ~DRIVER_MODESET;
339 radeon_modeset = 0;
340 }
341#endif
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200342 /* if enabled by default */
343 if (radeon_modeset == -1) {
Dave Airliea0cdc642009-09-08 11:09:50 +1000344#ifdef CONFIG_DRM_RADEON_KMS
345 DRM_INFO("radeon defaulting to kernel modesetting.\n");
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200346 radeon_modeset = 1;
Dave Airliea0cdc642009-09-08 11:09:50 +1000347#else
348 DRM_INFO("radeon defaulting to userspace modesetting.\n");
349 radeon_modeset = 0;
350#endif
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200351 }
352 if (radeon_modeset == 1) {
353 DRM_INFO("radeon kernel modesetting enabled.\n");
354 driver = &kms_driver;
355 driver->driver_features |= DRIVER_MODESET;
356 driver->num_ioctls = radeon_max_kms_ioctl;
Dave Airlie6a9ee8a2010-02-01 15:38:10 +1000357 radeon_register_atpx_handler();
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200358 }
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200359 /* if the vga console setting is enabled still
360 * let modprobe override it */
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200361 return drm_init(driver);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700362}
363
364static void __exit radeon_exit(void)
365{
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200366 drm_exit(driver);
Dave Airlie6a9ee8a2010-02-01 15:38:10 +1000367 radeon_unregister_atpx_handler();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700368}
369
Jerome Glisse176f6132009-06-22 18:16:13 +0200370module_init(radeon_init);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700371module_exit(radeon_exit);
372
Dave Airlieb5e89ed2005-09-25 14:28:13 +1000373MODULE_AUTHOR(DRIVER_AUTHOR);
374MODULE_DESCRIPTION(DRIVER_DESC);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700375MODULE_LICENSE("GPL and additional rights");