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>
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
53 #define KMS_DRIVER_MAJOR 2
54 #define KMS_DRIVER_MINOR 8
55 #define KMS_DRIVER_PATCHLEVEL 0
56 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
57 int radeon_driver_unload_kms(struct drm_device *dev);
58 int radeon_driver_firstopen_kms(struct drm_device *dev);
59 void radeon_driver_lastclose_kms(struct drm_device *dev);
60 int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
61 void radeon_driver_postclose_kms(struct drm_device *dev,
62 struct drm_file *file_priv);
63 void radeon_driver_preclose_kms(struct drm_device *dev,
64 struct drm_file *file_priv);
65 int radeon_suspend_kms(struct drm_device *dev, pm_message_t state);
66 int radeon_resume_kms(struct drm_device *dev);
67 u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
68 int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
69 void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
70 int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
72 struct timeval *vblank_time,
74 void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
75 int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
76 void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
77 irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS);
78 int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
79 struct drm_file *file_priv);
80 int radeon_gem_object_init(struct drm_gem_object *obj);
81 void radeon_gem_object_free(struct drm_gem_object *obj);
82 extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
83 int *vpos, int *hpos);
84 extern struct drm_ioctl_desc radeon_ioctls_kms[];
85 extern int radeon_max_kms_ioctl;
86 int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
87 #if defined(CONFIG_DEBUG_FS)
88 int radeon_debugfs_init(struct drm_minor *minor);
89 void radeon_debugfs_cleanup(struct drm_minor *minor);
94 int radeon_modeset = -1;
95 int radeon_dynclks = -1;
96 int radeon_r4xx_atom = 0;
97 int radeon_agpmode = 0;
98 int radeon_vram_limit = 0;
99 int radeon_gart_size = 512; /* default gart size */
100 int radeon_benchmarking = 0;
101 int radeon_testing = 0;
102 int radeon_connector_table = 0;
104 int radeon_audio = 1;
105 int radeon_disp_priority = 0;
106 int radeon_hw_i2c = 0;
107 int radeon_pcie_gen2 = 0;
109 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
110 module_param_named(no_wb, radeon_no_wb, int, 0444);
112 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
113 module_param_named(modeset, radeon_modeset, int, 0400);
115 MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
116 module_param_named(dynclks, radeon_dynclks, int, 0444);
118 MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
119 module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
121 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
122 module_param_named(vramlimit, radeon_vram_limit, int, 0600);
124 MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
125 module_param_named(agpmode, radeon_agpmode, int, 0444);
127 MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32,64, etc)\n");
128 module_param_named(gartsize, radeon_gart_size, int, 0600);
130 MODULE_PARM_DESC(benchmark, "Run benchmark");
131 module_param_named(benchmark, radeon_benchmarking, int, 0444);
133 MODULE_PARM_DESC(test, "Run tests");
134 module_param_named(test, radeon_testing, int, 0444);
136 MODULE_PARM_DESC(connector_table, "Force connector table");
137 module_param_named(connector_table, radeon_connector_table, int, 0444);
139 MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
140 module_param_named(tv, radeon_tv, int, 0444);
142 MODULE_PARM_DESC(audio, "Audio enable (0 = disable)");
143 module_param_named(audio, radeon_audio, int, 0444);
145 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
146 module_param_named(disp_priority, radeon_disp_priority, int, 0444);
148 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
149 module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
151 MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (1 = enable)");
152 module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444);
154 static int radeon_suspend(struct drm_device *dev, pm_message_t state)
156 drm_radeon_private_t *dev_priv = dev->dev_private;
158 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
161 /* Disable *all* interrupts */
162 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
163 RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
164 RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
168 static int radeon_resume(struct drm_device *dev)
170 drm_radeon_private_t *dev_priv = dev->dev_private;
172 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
175 /* Restore interrupt registers */
176 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
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);
182 static struct pci_device_id pciidlist[] = {
186 #if defined(CONFIG_DRM_RADEON_KMS)
187 MODULE_DEVICE_TABLE(pci, pciidlist);
190 static struct drm_driver driver_old = {
192 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
193 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
194 .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
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,
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,
207 .master_create = radeon_master_create,
208 .master_destroy = radeon_master_destroy,
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,
213 .reclaim_buffers = drm_core_reclaim_buffers,
214 .ioctls = radeon_ioctls,
215 .dma_ioctl = radeon_cp_buffers,
217 .owner = THIS_MODULE,
219 .release = drm_release,
220 .unlocked_ioctl = drm_ioctl,
223 .fasync = drm_fasync,
226 .compat_ioctl = radeon_compat_ioctl,
228 .llseek = noop_llseek,
233 .id_table = pciidlist,
239 .major = DRIVER_MAJOR,
240 .minor = DRIVER_MINOR,
241 .patchlevel = DRIVER_PATCHLEVEL,
244 static struct drm_driver kms_driver;
246 static void radeon_kick_out_firmware_fb(struct pci_dev *pdev)
248 struct apertures_struct *ap;
249 bool primary = false;
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);
256 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
258 remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
263 radeon_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
265 /* Get rid of things like offb */
266 radeon_kick_out_firmware_fb(pdev);
268 return drm_get_pci_dev(pdev, ent, &kms_driver);
272 radeon_pci_remove(struct pci_dev *pdev)
274 struct drm_device *dev = pci_get_drvdata(pdev);
280 radeon_pci_suspend(struct pci_dev *pdev, pm_message_t state)
282 struct drm_device *dev = pci_get_drvdata(pdev);
283 return radeon_suspend_kms(dev, state);
287 radeon_pci_resume(struct pci_dev *pdev)
289 struct drm_device *dev = pci_get_drvdata(pdev);
290 return radeon_resume_kms(dev);
293 static struct drm_driver kms_driver = {
295 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
296 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM,
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,
310 .get_vblank_timestamp = radeon_get_vblank_timestamp_kms,
311 .get_scanout_position = radeon_get_crtc_scanoutpos,
312 #if defined(CONFIG_DEBUG_FS)
313 .debugfs_init = radeon_debugfs_init,
314 .debugfs_cleanup = radeon_debugfs_cleanup,
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,
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,
326 .owner = THIS_MODULE,
328 .release = drm_release,
329 .unlocked_ioctl = drm_ioctl,
332 .fasync = drm_fasync,
335 .compat_ioctl = radeon_kms_compat_ioctl,
341 .id_table = pciidlist,
342 .probe = radeon_pci_probe,
343 .remove = radeon_pci_remove,
344 .suspend = radeon_pci_suspend,
345 .resume = radeon_pci_resume,
351 .major = KMS_DRIVER_MAJOR,
352 .minor = KMS_DRIVER_MINOR,
353 .patchlevel = KMS_DRIVER_PATCHLEVEL,
356 static struct drm_driver *driver;
358 static int __init radeon_init(void)
360 driver = &driver_old;
361 driver->num_ioctls = radeon_max_ioctl;
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;
370 /* if enabled by default */
371 if (radeon_modeset == -1) {
372 #ifdef CONFIG_DRM_RADEON_KMS
373 DRM_INFO("radeon defaulting to kernel modesetting.\n");
376 DRM_INFO("radeon defaulting to userspace modesetting.\n");
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;
385 radeon_register_atpx_handler();
387 /* if the vga console setting is enabled still
388 * let modprobe override it */
389 return drm_init(driver);
392 static void __exit radeon_exit(void)
395 radeon_unregister_atpx_handler();
398 module_init(radeon_init);
399 module_exit(radeon_exit);
401 MODULE_AUTHOR(DRIVER_AUTHOR);
402 MODULE_DESCRIPTION(DRIVER_DESC);
403 MODULE_LICENSE("GPL and additional rights");