Merge branch 'for-linus' of git://git.infradead.org/ubi-2.6
[deliverable/linux.git] / drivers / gpu / drm / radeon / radeon_drv.c
CommitLineData
1da177e4
LT
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
1da177e4
LT
32#include "drmP.h"
33#include "drm.h"
34#include "radeon_drm.h"
35#include "radeon_drv.h"
36
37#include "drm_pciids.h"
771fe6b9
JG
38#include <linux/console.h>
39
40
771fe6b9
JG
41/*
42 * KMS wrapper.
0de1a57b
DA
43 * - 2.0.0 - initial interface
44 * - 2.1.0 - add square tiling interface
fdb43528 45 * - 2.2.0 - add r6xx/r7xx const buffer support
cae94b0a 46 * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs
bc35afdb 47 * - 2.4.0 - add crtc id query
148a03bc 48 * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen
ab9e1f59 49 * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500)
71901cc4 50 * 2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs
58bbf018 51 * 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, clock crystal query
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JG
52 */
53#define KMS_DRIVER_MAJOR 2
6f34be50 54#define KMS_DRIVER_MINOR 8
771fe6b9
JG
55#define KMS_DRIVER_PATCHLEVEL 0
56int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
57int radeon_driver_unload_kms(struct drm_device *dev);
58int radeon_driver_firstopen_kms(struct drm_device *dev);
59void radeon_driver_lastclose_kms(struct drm_device *dev);
60int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
61void radeon_driver_postclose_kms(struct drm_device *dev,
62 struct drm_file *file_priv);
63void radeon_driver_preclose_kms(struct drm_device *dev,
64 struct drm_file *file_priv);
65int radeon_suspend_kms(struct drm_device *dev, pm_message_t state);
66int radeon_resume_kms(struct drm_device *dev);
67u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
68int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
69void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
f5a80209
MK
70int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
71 int *max_error,
72 struct timeval *vblank_time,
73 unsigned flags);
771fe6b9
JG
74void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
75int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
76void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
77irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS);
771fe6b9
JG
78int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
79 struct drm_file *file_priv);
80int radeon_gem_object_init(struct drm_gem_object *obj);
81void radeon_gem_object_free(struct drm_gem_object *obj);
f5a80209
MK
82extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
83 int *vpos, int *hpos);
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84extern struct drm_ioctl_desc radeon_ioctls_kms[];
85extern int radeon_max_kms_ioctl;
86int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
87#if defined(CONFIG_DEBUG_FS)
88int radeon_debugfs_init(struct drm_minor *minor);
89void radeon_debugfs_cleanup(struct drm_minor *minor);
90#endif
771fe6b9 91
1da177e4 92
689b9d74 93int radeon_no_wb;
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94int radeon_modeset = -1;
95int radeon_dynclks = -1;
96int radeon_r4xx_atom = 0;
97int radeon_agpmode = 0;
98int radeon_vram_limit = 0;
99int radeon_gart_size = 512; /* default gart size */
100int radeon_benchmarking = 0;
ecc0b326 101int radeon_testing = 0;
771fe6b9 102int radeon_connector_table = 0;
4ce001ab 103int radeon_tv = 1;
dafc3bd5 104int radeon_audio = 1;
f46c0120 105int radeon_disp_priority = 0;
e2b0a8e1 106int radeon_hw_i2c = 0;
d42dd579 107int radeon_pcie_gen2 = 0;
689b9d74 108
61a2d07d 109MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
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DA
110module_param_named(no_wb, radeon_no_wb, int, 0444);
111
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112MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
113module_param_named(modeset, radeon_modeset, int, 0400);
114
115MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
116module_param_named(dynclks, radeon_dynclks, int, 0444);
117
118MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
119module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
120
121MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
122module_param_named(vramlimit, radeon_vram_limit, int, 0600);
123
124MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
125module_param_named(agpmode, radeon_agpmode, int, 0444);
126
127MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32,64, etc)\n");
128module_param_named(gartsize, radeon_gart_size, int, 0600);
129
130MODULE_PARM_DESC(benchmark, "Run benchmark");
131module_param_named(benchmark, radeon_benchmarking, int, 0444);
132
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MD
133MODULE_PARM_DESC(test, "Run tests");
134module_param_named(test, radeon_testing, int, 0444);
135
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136MODULE_PARM_DESC(connector_table, "Force connector table");
137module_param_named(connector_table, radeon_connector_table, int, 0444);
4ce001ab
DA
138
139MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
140module_param_named(tv, radeon_tv, int, 0444);
771fe6b9 141
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CK
142MODULE_PARM_DESC(audio, "Audio enable (0 = disable)");
143module_param_named(audio, radeon_audio, int, 0444);
144
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AD
145MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
146module_param_named(disp_priority, radeon_disp_priority, int, 0444);
147
e2b0a8e1
AD
148MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
149module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
150
d42dd579
AD
151MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (1 = enable)");
152module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444);
153
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JB
154static int radeon_suspend(struct drm_device *dev, pm_message_t state)
155{
156 drm_radeon_private_t *dev_priv = dev->dev_private;
157
03efb885
DA
158 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
159 return 0;
160
0a3e67a4 161 /* Disable *all* interrupts */
800b6995 162 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
0a3e67a4
JB
163 RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
164 RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
165 return 0;
166}
167
168static int radeon_resume(struct drm_device *dev)
169{
170 drm_radeon_private_t *dev_priv = dev->dev_private;
171
03efb885
DA
172 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
173 return 0;
174
0a3e67a4 175 /* Restore interrupt registers */
800b6995 176 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
0a3e67a4
JB
177 RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
178 RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
179 return 0;
180}
181
1da177e4
LT
182static struct pci_device_id pciidlist[] = {
183 radeon_PCI_IDS
184};
185
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186#if defined(CONFIG_DRM_RADEON_KMS)
187MODULE_DEVICE_TABLE(pci, pciidlist);
188#endif
189
190static struct drm_driver driver_old = {
b5e89ed5
DA
191 .driver_features =
192 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
0a3e67a4 193 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
1da177e4 194 .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
22eae947
DA
195 .load = radeon_driver_load,
196 .firstopen = radeon_driver_firstopen,
197 .open = radeon_driver_open,
198 .preclose = radeon_driver_preclose,
199 .postclose = radeon_driver_postclose,
200 .lastclose = radeon_driver_lastclose,
201 .unload = radeon_driver_unload,
0a3e67a4
JB
202 .suspend = radeon_suspend,
203 .resume = radeon_resume,
204 .get_vblank_counter = radeon_get_vblank_counter,
205 .enable_vblank = radeon_enable_vblank,
206 .disable_vblank = radeon_disable_vblank,
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DA
207 .master_create = radeon_master_create,
208 .master_destroy = radeon_master_destroy,
1da177e4
LT
209 .irq_preinstall = radeon_driver_irq_preinstall,
210 .irq_postinstall = radeon_driver_irq_postinstall,
211 .irq_uninstall = radeon_driver_irq_uninstall,
212 .irq_handler = radeon_driver_irq_handler,
1da177e4 213 .reclaim_buffers = drm_core_reclaim_buffers,
1da177e4
LT
214 .ioctls = radeon_ioctls,
215 .dma_ioctl = radeon_cp_buffers,
216 .fops = {
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DA
217 .owner = THIS_MODULE,
218 .open = drm_open,
219 .release = drm_release,
ed8b6704 220 .unlocked_ioctl = drm_ioctl,
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DA
221 .mmap = drm_mmap,
222 .poll = drm_poll,
223 .fasync = drm_fasync,
4fa07bf1 224 .read = drm_read,
9a186645 225#ifdef CONFIG_COMPAT
b5e89ed5 226 .compat_ioctl = radeon_compat_ioctl,
9a186645 227#endif
dc880abe 228 .llseek = noop_llseek,
22eae947
DA
229 },
230
1da177e4 231 .pci_driver = {
22eae947
DA
232 .name = DRIVER_NAME,
233 .id_table = pciidlist,
234 },
235
236 .name = DRIVER_NAME,
237 .desc = DRIVER_DESC,
238 .date = DRIVER_DATE,
239 .major = DRIVER_MAJOR,
240 .minor = DRIVER_MINOR,
241 .patchlevel = DRIVER_PATCHLEVEL,
1da177e4
LT
242};
243
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JG
244static struct drm_driver kms_driver;
245
a56f7428
BH
246static void radeon_kick_out_firmware_fb(struct pci_dev *pdev)
247{
248 struct apertures_struct *ap;
249 bool primary = false;
250
251 ap = alloc_apertures(1);
252 ap->ranges[0].base = pci_resource_start(pdev, 0);
253 ap->ranges[0].size = pci_resource_len(pdev, 0);
254
255#ifdef CONFIG_X86
256 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
257#endif
258 remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
259 kfree(ap);
260}
261
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262static int __devinit
263radeon_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
264{
a56f7428
BH
265 /* Get rid of things like offb */
266 radeon_kick_out_firmware_fb(pdev);
267
dcdb1674 268 return drm_get_pci_dev(pdev, ent, &kms_driver);
771fe6b9
JG
269}
270
271static void
272radeon_pci_remove(struct pci_dev *pdev)
273{
274 struct drm_device *dev = pci_get_drvdata(pdev);
275
276 drm_put_dev(dev);
277}
278
279static int
280radeon_pci_suspend(struct pci_dev *pdev, pm_message_t state)
281{
282 struct drm_device *dev = pci_get_drvdata(pdev);
283 return radeon_suspend_kms(dev, state);
284}
285
286static int
287radeon_pci_resume(struct pci_dev *pdev)
288{
289 struct drm_device *dev = pci_get_drvdata(pdev);
290 return radeon_resume_kms(dev);
291}
292
293static struct drm_driver kms_driver = {
294 .driver_features =
295 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
296 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM,
297 .dev_priv_size = 0,
298 .load = radeon_driver_load_kms,
299 .firstopen = radeon_driver_firstopen_kms,
300 .open = radeon_driver_open_kms,
301 .preclose = radeon_driver_preclose_kms,
302 .postclose = radeon_driver_postclose_kms,
303 .lastclose = radeon_driver_lastclose_kms,
304 .unload = radeon_driver_unload_kms,
305 .suspend = radeon_suspend_kms,
306 .resume = radeon_resume_kms,
307 .get_vblank_counter = radeon_get_vblank_counter_kms,
308 .enable_vblank = radeon_enable_vblank_kms,
309 .disable_vblank = radeon_disable_vblank_kms,
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MK
310 .get_vblank_timestamp = radeon_get_vblank_timestamp_kms,
311 .get_scanout_position = radeon_get_crtc_scanoutpos,
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312#if defined(CONFIG_DEBUG_FS)
313 .debugfs_init = radeon_debugfs_init,
314 .debugfs_cleanup = radeon_debugfs_cleanup,
315#endif
316 .irq_preinstall = radeon_driver_irq_preinstall_kms,
317 .irq_postinstall = radeon_driver_irq_postinstall_kms,
318 .irq_uninstall = radeon_driver_irq_uninstall_kms,
319 .irq_handler = radeon_driver_irq_handler_kms,
320 .reclaim_buffers = drm_core_reclaim_buffers,
771fe6b9
JG
321 .ioctls = radeon_ioctls_kms,
322 .gem_init_object = radeon_gem_object_init,
323 .gem_free_object = radeon_gem_object_free,
324 .dma_ioctl = radeon_dma_ioctl_kms,
325 .fops = {
326 .owner = THIS_MODULE,
327 .open = drm_open,
328 .release = drm_release,
ed8b6704 329 .unlocked_ioctl = drm_ioctl,
771fe6b9
JG
330 .mmap = radeon_mmap,
331 .poll = drm_poll,
332 .fasync = drm_fasync,
4fa07bf1 333 .read = drm_read,
771fe6b9 334#ifdef CONFIG_COMPAT
70ba2a37 335 .compat_ioctl = radeon_kms_compat_ioctl,
771fe6b9
JG
336#endif
337 },
338
339 .pci_driver = {
340 .name = DRIVER_NAME,
341 .id_table = pciidlist,
342 .probe = radeon_pci_probe,
343 .remove = radeon_pci_remove,
344 .suspend = radeon_pci_suspend,
345 .resume = radeon_pci_resume,
346 },
347
348 .name = DRIVER_NAME,
349 .desc = DRIVER_DESC,
350 .date = DRIVER_DATE,
351 .major = KMS_DRIVER_MAJOR,
352 .minor = KMS_DRIVER_MINOR,
353 .patchlevel = KMS_DRIVER_PATCHLEVEL,
354};
771fe6b9
JG
355
356static struct drm_driver *driver;
357
1da177e4
LT
358static int __init radeon_init(void)
359{
771fe6b9
JG
360 driver = &driver_old;
361 driver->num_ioctls = radeon_max_ioctl;
de05065f
DA
362#ifdef CONFIG_VGA_CONSOLE
363 if (vgacon_text_force() && radeon_modeset == -1) {
364 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
365 driver = &driver_old;
366 driver->driver_features &= ~DRIVER_MODESET;
367 radeon_modeset = 0;
368 }
369#endif
771fe6b9
JG
370 /* if enabled by default */
371 if (radeon_modeset == -1) {
a0cdc649
DA
372#ifdef CONFIG_DRM_RADEON_KMS
373 DRM_INFO("radeon defaulting to kernel modesetting.\n");
771fe6b9 374 radeon_modeset = 1;
a0cdc649
DA
375#else
376 DRM_INFO("radeon defaulting to userspace modesetting.\n");
377 radeon_modeset = 0;
378#endif
771fe6b9
JG
379 }
380 if (radeon_modeset == 1) {
381 DRM_INFO("radeon kernel modesetting enabled.\n");
382 driver = &kms_driver;
383 driver->driver_features |= DRIVER_MODESET;
384 driver->num_ioctls = radeon_max_kms_ioctl;
6a9ee8af 385 radeon_register_atpx_handler();
771fe6b9 386 }
771fe6b9
JG
387 /* if the vga console setting is enabled still
388 * let modprobe override it */
771fe6b9 389 return drm_init(driver);
1da177e4
LT
390}
391
392static void __exit radeon_exit(void)
393{
771fe6b9 394 drm_exit(driver);
6a9ee8af 395 radeon_unregister_atpx_handler();
1da177e4
LT
396}
397
176f613e 398module_init(radeon_init);
1da177e4
LT
399module_exit(radeon_exit);
400
b5e89ed5
DA
401MODULE_AUTHOR(DRIVER_AUTHOR);
402MODULE_DESCRIPTION(DRIVER_DESC);
1da177e4 403MODULE_LICENSE("GPL and additional rights");
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