drm/radeon/kms/evergreen: set accel_enabled
[linux-2.6.git] / drivers / gpu / drm / radeon / radeon_drv.c
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
40
41 /*
42  * KMS wrapper.
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  */
50 #define KMS_DRIVER_MAJOR        2
51 #define KMS_DRIVER_MINOR        5
52 #define KMS_DRIVER_PATCHLEVEL   0
53 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
54 int radeon_driver_unload_kms(struct drm_device *dev);
55 int radeon_driver_firstopen_kms(struct drm_device *dev);
56 void radeon_driver_lastclose_kms(struct drm_device *dev);
57 int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
58 void radeon_driver_postclose_kms(struct drm_device *dev,
59                                  struct drm_file *file_priv);
60 void radeon_driver_preclose_kms(struct drm_device *dev,
61                                 struct drm_file *file_priv);
62 int radeon_suspend_kms(struct drm_device *dev, pm_message_t state);
63 int radeon_resume_kms(struct drm_device *dev);
64 u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
65 int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
66 void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
67 void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
68 int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
69 void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
70 irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS);
71 int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
72                          struct drm_file *file_priv);
73 int radeon_gem_object_init(struct drm_gem_object *obj);
74 void radeon_gem_object_free(struct drm_gem_object *obj);
75 extern struct drm_ioctl_desc radeon_ioctls_kms[];
76 extern int radeon_max_kms_ioctl;
77 int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
78 #if defined(CONFIG_DEBUG_FS)
79 int radeon_debugfs_init(struct drm_minor *minor);
80 void radeon_debugfs_cleanup(struct drm_minor *minor);
81 #endif
82
83
84 int radeon_no_wb;
85 int radeon_modeset = -1;
86 int radeon_dynclks = -1;
87 int radeon_r4xx_atom = 0;
88 int radeon_agpmode = 0;
89 int radeon_vram_limit = 0;
90 int radeon_gart_size = 512; /* default gart size */
91 int radeon_benchmarking = 0;
92 int radeon_testing = 0;
93 int radeon_connector_table = 0;
94 int radeon_tv = 1;
95 int radeon_new_pll = -1;
96 int radeon_audio = 1;
97 int radeon_disp_priority = 0;
98 int radeon_hw_i2c = 0;
99
100 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
101 module_param_named(no_wb, radeon_no_wb, int, 0444);
102
103 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
104 module_param_named(modeset, radeon_modeset, int, 0400);
105
106 MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
107 module_param_named(dynclks, radeon_dynclks, int, 0444);
108
109 MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
110 module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
111
112 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
113 module_param_named(vramlimit, radeon_vram_limit, int, 0600);
114
115 MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
116 module_param_named(agpmode, radeon_agpmode, int, 0444);
117
118 MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32,64, etc)\n");
119 module_param_named(gartsize, radeon_gart_size, int, 0600);
120
121 MODULE_PARM_DESC(benchmark, "Run benchmark");
122 module_param_named(benchmark, radeon_benchmarking, int, 0444);
123
124 MODULE_PARM_DESC(test, "Run tests");
125 module_param_named(test, radeon_testing, int, 0444);
126
127 MODULE_PARM_DESC(connector_table, "Force connector table");
128 module_param_named(connector_table, radeon_connector_table, int, 0444);
129
130 MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
131 module_param_named(tv, radeon_tv, int, 0444);
132
133 MODULE_PARM_DESC(new_pll, "Select new PLL code");
134 module_param_named(new_pll, radeon_new_pll, int, 0444);
135
136 MODULE_PARM_DESC(audio, "Audio enable (0 = disable)");
137 module_param_named(audio, radeon_audio, int, 0444);
138
139 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
140 module_param_named(disp_priority, radeon_disp_priority, int, 0444);
141
142 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
143 module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
144
145 static int radeon_suspend(struct drm_device *dev, pm_message_t state)
146 {
147         drm_radeon_private_t *dev_priv = dev->dev_private;
148
149         if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
150                 return 0;
151
152         /* Disable *all* interrupts */
153         if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
154                 RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
155         RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
156         return 0;
157 }
158
159 static int radeon_resume(struct drm_device *dev)
160 {
161         drm_radeon_private_t *dev_priv = dev->dev_private;
162
163         if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
164                 return 0;
165
166         /* Restore interrupt registers */
167         if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
168                 RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
169         RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
170         return 0;
171 }
172
173 static struct pci_device_id pciidlist[] = {
174         radeon_PCI_IDS
175 };
176
177 #if defined(CONFIG_DRM_RADEON_KMS)
178 MODULE_DEVICE_TABLE(pci, pciidlist);
179 #endif
180
181 static struct drm_driver driver_old = {
182         .driver_features =
183             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
184             DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
185         .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
186         .load = radeon_driver_load,
187         .firstopen = radeon_driver_firstopen,
188         .open = radeon_driver_open,
189         .preclose = radeon_driver_preclose,
190         .postclose = radeon_driver_postclose,
191         .lastclose = radeon_driver_lastclose,
192         .unload = radeon_driver_unload,
193         .suspend = radeon_suspend,
194         .resume = radeon_resume,
195         .get_vblank_counter = radeon_get_vblank_counter,
196         .enable_vblank = radeon_enable_vblank,
197         .disable_vblank = radeon_disable_vblank,
198         .master_create = radeon_master_create,
199         .master_destroy = radeon_master_destroy,
200         .irq_preinstall = radeon_driver_irq_preinstall,
201         .irq_postinstall = radeon_driver_irq_postinstall,
202         .irq_uninstall = radeon_driver_irq_uninstall,
203         .irq_handler = radeon_driver_irq_handler,
204         .reclaim_buffers = drm_core_reclaim_buffers,
205         .get_map_ofs = drm_core_get_map_ofs,
206         .get_reg_ofs = drm_core_get_reg_ofs,
207         .ioctls = radeon_ioctls,
208         .dma_ioctl = radeon_cp_buffers,
209         .fops = {
210                  .owner = THIS_MODULE,
211                  .open = drm_open,
212                  .release = drm_release,
213                  .unlocked_ioctl = drm_ioctl,
214                  .mmap = drm_mmap,
215                  .poll = drm_poll,
216                  .fasync = drm_fasync,
217                  .read = drm_read,
218 #ifdef CONFIG_COMPAT
219                  .compat_ioctl = radeon_compat_ioctl,
220 #endif
221         },
222
223         .pci_driver = {
224                  .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,
234 };
235
236 static struct drm_driver kms_driver;
237
238 static int __devinit
239 radeon_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
240 {
241         return drm_get_dev(pdev, ent, &kms_driver);
242 }
243
244 static void
245 radeon_pci_remove(struct pci_dev *pdev)
246 {
247         struct drm_device *dev = pci_get_drvdata(pdev);
248
249         drm_put_dev(dev);
250 }
251
252 static int
253 radeon_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
259 static int
260 radeon_pci_resume(struct pci_dev *pdev)
261 {
262         struct drm_device *dev = pci_get_drvdata(pdev);
263         return radeon_resume_kms(dev);
264 }
265
266 static 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,
283 #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,
302                  .unlocked_ioctl = drm_ioctl,
303                  .mmap = radeon_mmap,
304                  .poll = drm_poll,
305                  .fasync = drm_fasync,
306                  .read = drm_read,
307 #ifdef CONFIG_COMPAT
308                  .compat_ioctl = radeon_kms_compat_ioctl,
309 #endif
310         },
311
312         .pci_driver = {
313                  .name = DRIVER_NAME,
314                  .id_table = pciidlist,
315                  .probe = radeon_pci_probe,
316                  .remove = radeon_pci_remove,
317                  .suspend = radeon_pci_suspend,
318                  .resume = radeon_pci_resume,
319         },
320
321         .name = DRIVER_NAME,
322         .desc = DRIVER_DESC,
323         .date = DRIVER_DATE,
324         .major = KMS_DRIVER_MAJOR,
325         .minor = KMS_DRIVER_MINOR,
326         .patchlevel = KMS_DRIVER_PATCHLEVEL,
327 };
328
329 static struct drm_driver *driver;
330
331 static int __init radeon_init(void)
332 {
333         driver = &driver_old;
334         driver->num_ioctls = radeon_max_ioctl;
335 #ifdef CONFIG_VGA_CONSOLE
336         if (vgacon_text_force() && radeon_modeset == -1) {
337                 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
338                 driver = &driver_old;
339                 driver->driver_features &= ~DRIVER_MODESET;
340                 radeon_modeset = 0;
341         }
342 #endif
343         /* if enabled by default */
344         if (radeon_modeset == -1) {
345 #ifdef CONFIG_DRM_RADEON_KMS
346                 DRM_INFO("radeon defaulting to kernel modesetting.\n");
347                 radeon_modeset = 1;
348 #else
349                 DRM_INFO("radeon defaulting to userspace modesetting.\n");
350                 radeon_modeset = 0;
351 #endif
352         }
353         if (radeon_modeset == 1) {
354                 DRM_INFO("radeon kernel modesetting enabled.\n");
355                 driver = &kms_driver;
356                 driver->driver_features |= DRIVER_MODESET;
357                 driver->num_ioctls = radeon_max_kms_ioctl;
358                 radeon_register_atpx_handler();
359         }
360         /* if the vga console setting is enabled still
361          * let modprobe override it */
362         return drm_init(driver);
363 }
364
365 static void __exit radeon_exit(void)
366 {
367         drm_exit(driver);
368         radeon_unregister_atpx_handler();
369 }
370
371 module_init(radeon_init);
372 module_exit(radeon_exit);
373
374 MODULE_AUTHOR(DRIVER_AUTHOR);
375 MODULE_DESCRIPTION(DRIVER_DESC);
376 MODULE_LICENSE("GPL and additional rights");