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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 * - 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 */
56#define KMS_DRIVER_MAJOR 2
57#define KMS_DRIVER_MINOR 11
58#define KMS_DRIVER_PATCHLEVEL 0
59int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
60int radeon_driver_unload_kms(struct drm_device *dev);
61int radeon_driver_firstopen_kms(struct drm_device *dev);
62void radeon_driver_lastclose_kms(struct drm_device *dev);
63int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
64void radeon_driver_postclose_kms(struct drm_device *dev,
65 struct drm_file *file_priv);
66void radeon_driver_preclose_kms(struct drm_device *dev,
67 struct drm_file *file_priv);
68int radeon_suspend_kms(struct drm_device *dev, pm_message_t state);
69int radeon_resume_kms(struct drm_device *dev);
70u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
71int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
72void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
73int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
74 int *max_error,
75 struct timeval *vblank_time,
76 unsigned flags);
77void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
78int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
79void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
80irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS);
81int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
82 struct drm_file *file_priv);
83int radeon_gem_object_init(struct drm_gem_object *obj);
84void radeon_gem_object_free(struct drm_gem_object *obj);
85extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
86 int *vpos, int *hpos);
87extern struct drm_ioctl_desc radeon_ioctls_kms[];
88extern int radeon_max_kms_ioctl;
89int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
90int radeon_mode_dumb_mmap(struct drm_file *filp,
91 struct drm_device *dev,
92 uint32_t handle, uint64_t *offset_p);
93int radeon_mode_dumb_create(struct drm_file *file_priv,
94 struct drm_device *dev,
95 struct drm_mode_create_dumb *args);
96int radeon_mode_dumb_destroy(struct drm_file *file_priv,
97 struct drm_device *dev,
98 uint32_t handle);
99
100#if defined(CONFIG_DEBUG_FS)
101int radeon_debugfs_init(struct drm_minor *minor);
102void radeon_debugfs_cleanup(struct drm_minor *minor);
103#endif
104
105
106int radeon_no_wb;
107int radeon_modeset = -1;
108int radeon_dynclks = -1;
109int radeon_r4xx_atom = 0;
110int radeon_agpmode = 0;
111int radeon_vram_limit = 0;
112int radeon_gart_size = 512; /* default gart size */
113int radeon_benchmarking = 0;
114int radeon_testing = 0;
115int radeon_connector_table = 0;
116int radeon_tv = 1;
117int radeon_audio = 0;
118int radeon_disp_priority = 0;
119int radeon_hw_i2c = 0;
120int radeon_pcie_gen2 = 0;
121
122MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
123module_param_named(no_wb, radeon_no_wb, int, 0444);
124
125MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
126module_param_named(modeset, radeon_modeset, int, 0400);
127
128MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
129module_param_named(dynclks, radeon_dynclks, int, 0444);
130
131MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
132module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
133
134MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
135module_param_named(vramlimit, radeon_vram_limit, int, 0600);
136
137MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
138module_param_named(agpmode, radeon_agpmode, int, 0444);
139
140MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32,64, etc)\n");
141module_param_named(gartsize, radeon_gart_size, int, 0600);
142
143MODULE_PARM_DESC(benchmark, "Run benchmark");
144module_param_named(benchmark, radeon_benchmarking, int, 0444);
145
146MODULE_PARM_DESC(test, "Run tests");
147module_param_named(test, radeon_testing, int, 0444);
148
149MODULE_PARM_DESC(connector_table, "Force connector table");
150module_param_named(connector_table, radeon_connector_table, int, 0444);
151
152MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
153module_param_named(tv, radeon_tv, int, 0444);
154
155MODULE_PARM_DESC(audio, "Audio enable (1 = enable)");
156module_param_named(audio, radeon_audio, int, 0444);
157
158MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
159module_param_named(disp_priority, radeon_disp_priority, int, 0444);
160
161MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
162module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
163
164MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (1 = enable)");
165module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444);
166
167static int radeon_suspend(struct drm_device *dev, pm_message_t state)
168{
169 drm_radeon_private_t *dev_priv = dev->dev_private;
170
171 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
172 return 0;
173
174 /* Disable *all* interrupts */
175 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
176 RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
177 RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
178 return 0;
179}
180
181static int radeon_resume(struct drm_device *dev)
182{
183 drm_radeon_private_t *dev_priv = dev->dev_private;
184
185 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
186 return 0;
187
188 /* Restore interrupt registers */
189 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
190 RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
191 RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
192 return 0;
193}
194
195static struct pci_device_id pciidlist[] = {
196 radeon_PCI_IDS
197};
198
199#if defined(CONFIG_DRM_RADEON_KMS)
200MODULE_DEVICE_TABLE(pci, pciidlist);
201#endif
202
203static struct drm_driver driver_old = {
204 .driver_features =
205 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
206 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
207 .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
208 .load = radeon_driver_load,
209 .firstopen = radeon_driver_firstopen,
210 .open = radeon_driver_open,
211 .preclose = radeon_driver_preclose,
212 .postclose = radeon_driver_postclose,
213 .lastclose = radeon_driver_lastclose,
214 .unload = radeon_driver_unload,
215 .suspend = radeon_suspend,
216 .resume = radeon_resume,
217 .get_vblank_counter = radeon_get_vblank_counter,
218 .enable_vblank = radeon_enable_vblank,
219 .disable_vblank = radeon_disable_vblank,
220 .master_create = radeon_master_create,
221 .master_destroy = radeon_master_destroy,
222 .irq_preinstall = radeon_driver_irq_preinstall,
223 .irq_postinstall = radeon_driver_irq_postinstall,
224 .irq_uninstall = radeon_driver_irq_uninstall,
225 .irq_handler = radeon_driver_irq_handler,
226 .reclaim_buffers = drm_core_reclaim_buffers,
227 .ioctls = radeon_ioctls,
228 .dma_ioctl = radeon_cp_buffers,
229 .fops = {
230 .owner = THIS_MODULE,
231 .open = drm_open,
232 .release = drm_release,
233 .unlocked_ioctl = drm_ioctl,
234 .mmap = drm_mmap,
235 .poll = drm_poll,
236 .fasync = drm_fasync,
237 .read = drm_read,
238#ifdef CONFIG_COMPAT
239 .compat_ioctl = radeon_compat_ioctl,
240#endif
241 .llseek = noop_llseek,
242 },
243
244 .name = DRIVER_NAME,
245 .desc = DRIVER_DESC,
246 .date = DRIVER_DATE,
247 .major = DRIVER_MAJOR,
248 .minor = DRIVER_MINOR,
249 .patchlevel = DRIVER_PATCHLEVEL,
250};
251
252static struct drm_driver kms_driver;
253
254static void radeon_kick_out_firmware_fb(struct pci_dev *pdev)
255{
256 struct apertures_struct *ap;
257 bool primary = false;
258
259 ap = alloc_apertures(1);
260 ap->ranges[0].base = pci_resource_start(pdev, 0);
261 ap->ranges[0].size = pci_resource_len(pdev, 0);
262
263#ifdef CONFIG_X86
264 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
265#endif
266 remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
267 kfree(ap);
268}
269
270static int __devinit
271radeon_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
272{
273 /* Get rid of things like offb */
274 radeon_kick_out_firmware_fb(pdev);
275
276 return drm_get_pci_dev(pdev, ent, &kms_driver);
277}
278
279static void
280radeon_pci_remove(struct pci_dev *pdev)
281{
282 struct drm_device *dev = pci_get_drvdata(pdev);
283
284 drm_put_dev(dev);
285}
286
287static int
288radeon_pci_suspend(struct pci_dev *pdev, pm_message_t state)
289{
290 struct drm_device *dev = pci_get_drvdata(pdev);
291 return radeon_suspend_kms(dev, state);
292}
293
294static int
295radeon_pci_resume(struct pci_dev *pdev)
296{
297 struct drm_device *dev = pci_get_drvdata(pdev);
298 return radeon_resume_kms(dev);
299}
300
301static struct drm_driver kms_driver = {
302 .driver_features =
303 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
304 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM,
305 .dev_priv_size = 0,
306 .load = radeon_driver_load_kms,
307 .firstopen = radeon_driver_firstopen_kms,
308 .open = radeon_driver_open_kms,
309 .preclose = radeon_driver_preclose_kms,
310 .postclose = radeon_driver_postclose_kms,
311 .lastclose = radeon_driver_lastclose_kms,
312 .unload = radeon_driver_unload_kms,
313 .suspend = radeon_suspend_kms,
314 .resume = radeon_resume_kms,
315 .get_vblank_counter = radeon_get_vblank_counter_kms,
316 .enable_vblank = radeon_enable_vblank_kms,
317 .disable_vblank = radeon_disable_vblank_kms,
318 .get_vblank_timestamp = radeon_get_vblank_timestamp_kms,
319 .get_scanout_position = radeon_get_crtc_scanoutpos,
320#if defined(CONFIG_DEBUG_FS)
321 .debugfs_init = radeon_debugfs_init,
322 .debugfs_cleanup = radeon_debugfs_cleanup,
323#endif
324 .irq_preinstall = radeon_driver_irq_preinstall_kms,
325 .irq_postinstall = radeon_driver_irq_postinstall_kms,
326 .irq_uninstall = radeon_driver_irq_uninstall_kms,
327 .irq_handler = radeon_driver_irq_handler_kms,
328 .reclaim_buffers = drm_core_reclaim_buffers,
329 .ioctls = radeon_ioctls_kms,
330 .gem_init_object = radeon_gem_object_init,
331 .gem_free_object = radeon_gem_object_free,
332 .dma_ioctl = radeon_dma_ioctl_kms,
333 .dumb_create = radeon_mode_dumb_create,
334 .dumb_map_offset = radeon_mode_dumb_mmap,
335 .dumb_destroy = radeon_mode_dumb_destroy,
336 .fops = {
337 .owner = THIS_MODULE,
338 .open = drm_open,
339 .release = drm_release,
340 .unlocked_ioctl = drm_ioctl,
341 .mmap = radeon_mmap,
342 .poll = drm_poll,
343 .fasync = drm_fasync,
344 .read = drm_read,
345#ifdef CONFIG_COMPAT
346 .compat_ioctl = radeon_kms_compat_ioctl,
347#endif
348 },
349
350 .name = DRIVER_NAME,
351 .desc = DRIVER_DESC,
352 .date = DRIVER_DATE,
353 .major = KMS_DRIVER_MAJOR,
354 .minor = KMS_DRIVER_MINOR,
355 .patchlevel = KMS_DRIVER_PATCHLEVEL,
356};
357
358static struct drm_driver *driver;
359static struct pci_driver *pdriver;
360
361static struct pci_driver radeon_pci_driver = {
362 .name = DRIVER_NAME,
363 .id_table = pciidlist,
364};
365
366static struct pci_driver radeon_kms_pci_driver = {
367 .name = DRIVER_NAME,
368 .id_table = pciidlist,
369 .probe = radeon_pci_probe,
370 .remove = radeon_pci_remove,
371 .suspend = radeon_pci_suspend,
372 .resume = radeon_pci_resume,
373};
374
375static int __init radeon_init(void)
376{
377 driver = &driver_old;
378 pdriver = &radeon_pci_driver;
379 driver->num_ioctls = radeon_max_ioctl;
380#ifdef CONFIG_VGA_CONSOLE
381 if (vgacon_text_force() && radeon_modeset == -1) {
382 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
383 driver = &driver_old;
384 pdriver = &radeon_pci_driver;
385 driver->driver_features &= ~DRIVER_MODESET;
386 radeon_modeset = 0;
387 }
388#endif
389 /* if enabled by default */
390 if (radeon_modeset == -1) {
391#ifdef CONFIG_DRM_RADEON_KMS
392 DRM_INFO("radeon defaulting to kernel modesetting.\n");
393 radeon_modeset = 1;
394#else
395 DRM_INFO("radeon defaulting to userspace modesetting.\n");
396 radeon_modeset = 0;
397#endif
398 }
399 if (radeon_modeset == 1) {
400 DRM_INFO("radeon kernel modesetting enabled.\n");
401 driver = &kms_driver;
402 pdriver = &radeon_kms_pci_driver;
403 driver->driver_features |= DRIVER_MODESET;
404 driver->num_ioctls = radeon_max_kms_ioctl;
405 radeon_register_atpx_handler();
406 }
407 /* if the vga console setting is enabled still
408 * let modprobe override it */
409 return drm_pci_init(driver, pdriver);
410}
411
412static void __exit radeon_exit(void)
413{
414 drm_pci_exit(driver, pdriver);
415 radeon_unregister_atpx_handler();
416}
417
418module_init(radeon_init);
419module_exit(radeon_exit);
420
421MODULE_AUTHOR(DRIVER_AUTHOR);
422MODULE_DESCRIPTION(DRIVER_DESC);
423MODULE_LICENSE("GPL and additional rights");
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 <drm/drmP.h>
33#include <drm/radeon_drm.h>
34#include "radeon_drv.h"
35
36#include <drm/drm_pciids.h>
37#include <linux/console.h>
38#include <linux/module.h>
39#include <linux/pm_runtime.h>
40#include <linux/vga_switcheroo.h>
41#include <drm/drm_gem.h>
42#include <drm/drm_fb_helper.h>
43
44#include "drm_crtc_helper.h"
45#include "radeon_kfd.h"
46
47/*
48 * KMS wrapper.
49 * - 2.0.0 - initial interface
50 * - 2.1.0 - add square tiling interface
51 * - 2.2.0 - add r6xx/r7xx const buffer support
52 * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs
53 * - 2.4.0 - add crtc id query
54 * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen
55 * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500)
56 * 2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs
57 * 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, clock crystal query
58 * 2.9.0 - r600 tiling (s3tc,rgtc) working, SET_PREDICATION packet 3 on r600 + eg, backend query
59 * 2.10.0 - fusion 2D tiling
60 * 2.11.0 - backend map, initial compute support for the CS checker
61 * 2.12.0 - RADEON_CS_KEEP_TILING_FLAGS
62 * 2.13.0 - virtual memory support, streamout
63 * 2.14.0 - add evergreen tiling informations
64 * 2.15.0 - add max_pipes query
65 * 2.16.0 - fix evergreen 2D tiled surface calculation
66 * 2.17.0 - add STRMOUT_BASE_UPDATE for r7xx
67 * 2.18.0 - r600-eg: allow "invalid" DB formats
68 * 2.19.0 - r600-eg: MSAA textures
69 * 2.20.0 - r600-si: RADEON_INFO_TIMESTAMP query
70 * 2.21.0 - r600-r700: FMASK and CMASK
71 * 2.22.0 - r600 only: RESOLVE_BOX allowed
72 * 2.23.0 - allow STRMOUT_BASE_UPDATE on RS780 and RS880
73 * 2.24.0 - eg only: allow MIP_ADDRESS=0 for MSAA textures
74 * 2.25.0 - eg+: new info request for num SE and num SH
75 * 2.26.0 - r600-eg: fix htile size computation
76 * 2.27.0 - r600-SI: Add CS ioctl support for async DMA
77 * 2.28.0 - r600-eg: Add MEM_WRITE packet support
78 * 2.29.0 - R500 FP16 color clear registers
79 * 2.30.0 - fix for FMASK texturing
80 * 2.31.0 - Add fastfb support for rs690
81 * 2.32.0 - new info request for rings working
82 * 2.33.0 - Add SI tiling mode array query
83 * 2.34.0 - Add CIK tiling mode array query
84 * 2.35.0 - Add CIK macrotile mode array query
85 * 2.36.0 - Fix CIK DCE tiling setup
86 * 2.37.0 - allow GS ring setup on r6xx/r7xx
87 * 2.38.0 - RADEON_GEM_OP (GET_INITIAL_DOMAIN, SET_INITIAL_DOMAIN),
88 * CIK: 1D and linear tiling modes contain valid PIPE_CONFIG
89 * 2.39.0 - Add INFO query for number of active CUs
90 * 2.40.0 - Add RADEON_GEM_GTT_WC/UC, flush HDP cache before submitting
91 * CS to GPU on >= r600
92 * 2.41.0 - evergreen/cayman: Add SET_BASE/DRAW_INDIRECT command parsing support
93 * 2.42.0 - Add VCE/VUI (Video Usability Information) support
94 * 2.43.0 - RADEON_INFO_GPU_RESET_COUNTER
95 * 2.44.0 - SET_APPEND_CNT packet3 support
96 * 2.45.0 - Allow setting shader registers using DMA/COPY packet3 on SI
97 * 2.46.0 - Add PFP_SYNC_ME support on evergreen
98 * 2.47.0 - Add UVD_NO_OP register support
99 * 2.48.0 - TA_CS_BC_BASE_ADDR allowed on SI
100 * 2.49.0 - DRM_RADEON_GEM_INFO ioctl returns correct vram_size/visible values
101 */
102#define KMS_DRIVER_MAJOR 2
103#define KMS_DRIVER_MINOR 49
104#define KMS_DRIVER_PATCHLEVEL 0
105int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
106int radeon_driver_unload_kms(struct drm_device *dev);
107void radeon_driver_lastclose_kms(struct drm_device *dev);
108int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
109void radeon_driver_postclose_kms(struct drm_device *dev,
110 struct drm_file *file_priv);
111void radeon_driver_preclose_kms(struct drm_device *dev,
112 struct drm_file *file_priv);
113int radeon_suspend_kms(struct drm_device *dev, bool suspend,
114 bool fbcon, bool freeze);
115int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
116u32 radeon_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
117int radeon_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
118void radeon_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
119int radeon_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
120 int *max_error,
121 struct timeval *vblank_time,
122 unsigned flags);
123void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
124int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
125void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
126irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg);
127void radeon_gem_object_free(struct drm_gem_object *obj);
128int radeon_gem_object_open(struct drm_gem_object *obj,
129 struct drm_file *file_priv);
130void radeon_gem_object_close(struct drm_gem_object *obj,
131 struct drm_file *file_priv);
132struct dma_buf *radeon_gem_prime_export(struct drm_device *dev,
133 struct drm_gem_object *gobj,
134 int flags);
135extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int crtc,
136 unsigned int flags, int *vpos, int *hpos,
137 ktime_t *stime, ktime_t *etime,
138 const struct drm_display_mode *mode);
139extern bool radeon_is_px(struct drm_device *dev);
140extern const struct drm_ioctl_desc radeon_ioctls_kms[];
141extern int radeon_max_kms_ioctl;
142int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
143int radeon_mode_dumb_mmap(struct drm_file *filp,
144 struct drm_device *dev,
145 uint32_t handle, uint64_t *offset_p);
146int radeon_mode_dumb_create(struct drm_file *file_priv,
147 struct drm_device *dev,
148 struct drm_mode_create_dumb *args);
149struct sg_table *radeon_gem_prime_get_sg_table(struct drm_gem_object *obj);
150struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev,
151 struct dma_buf_attachment *,
152 struct sg_table *sg);
153int radeon_gem_prime_pin(struct drm_gem_object *obj);
154void radeon_gem_prime_unpin(struct drm_gem_object *obj);
155struct reservation_object *radeon_gem_prime_res_obj(struct drm_gem_object *);
156void *radeon_gem_prime_vmap(struct drm_gem_object *obj);
157void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
158extern long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd,
159 unsigned long arg);
160
161/* atpx handler */
162#if defined(CONFIG_VGA_SWITCHEROO)
163void radeon_register_atpx_handler(void);
164void radeon_unregister_atpx_handler(void);
165bool radeon_has_atpx_dgpu_power_cntl(void);
166bool radeon_is_atpx_hybrid(void);
167#else
168static inline void radeon_register_atpx_handler(void) {}
169static inline void radeon_unregister_atpx_handler(void) {}
170static inline bool radeon_has_atpx_dgpu_power_cntl(void) { return false; }
171static inline bool radeon_is_atpx_hybrid(void) { return false; }
172#endif
173
174int radeon_no_wb;
175int radeon_modeset = -1;
176int radeon_dynclks = -1;
177int radeon_r4xx_atom = 0;
178int radeon_agpmode = 0;
179int radeon_vram_limit = 0;
180int radeon_gart_size = -1; /* auto */
181int radeon_benchmarking = 0;
182int radeon_testing = 0;
183int radeon_connector_table = 0;
184int radeon_tv = 1;
185int radeon_audio = -1;
186int radeon_disp_priority = 0;
187int radeon_hw_i2c = 0;
188int radeon_pcie_gen2 = -1;
189int radeon_msi = -1;
190int radeon_lockup_timeout = 10000;
191int radeon_fastfb = 0;
192int radeon_dpm = -1;
193int radeon_aspm = -1;
194int radeon_runtime_pm = -1;
195int radeon_hard_reset = 0;
196int radeon_vm_size = 8;
197int radeon_vm_block_size = -1;
198int radeon_deep_color = 0;
199int radeon_use_pflipirq = 2;
200int radeon_bapm = -1;
201int radeon_backlight = -1;
202int radeon_auxch = -1;
203int radeon_mst = 0;
204int radeon_uvd = 1;
205int radeon_vce = 1;
206
207MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
208module_param_named(no_wb, radeon_no_wb, int, 0444);
209
210MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
211module_param_named(modeset, radeon_modeset, int, 0400);
212
213MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
214module_param_named(dynclks, radeon_dynclks, int, 0444);
215
216MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
217module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
218
219MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes");
220module_param_named(vramlimit, radeon_vram_limit, int, 0600);
221
222MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
223module_param_named(agpmode, radeon_agpmode, int, 0444);
224
225MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc., -1 = auto)");
226module_param_named(gartsize, radeon_gart_size, int, 0600);
227
228MODULE_PARM_DESC(benchmark, "Run benchmark");
229module_param_named(benchmark, radeon_benchmarking, int, 0444);
230
231MODULE_PARM_DESC(test, "Run tests");
232module_param_named(test, radeon_testing, int, 0444);
233
234MODULE_PARM_DESC(connector_table, "Force connector table");
235module_param_named(connector_table, radeon_connector_table, int, 0444);
236
237MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
238module_param_named(tv, radeon_tv, int, 0444);
239
240MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)");
241module_param_named(audio, radeon_audio, int, 0444);
242
243MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
244module_param_named(disp_priority, radeon_disp_priority, int, 0444);
245
246MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
247module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
248
249MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)");
250module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444);
251
252MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
253module_param_named(msi, radeon_msi, int, 0444);
254
255MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default 10000 = 10 seconds, 0 = disable)");
256module_param_named(lockup_timeout, radeon_lockup_timeout, int, 0444);
257
258MODULE_PARM_DESC(fastfb, "Direct FB access for IGP chips (0 = disable, 1 = enable)");
259module_param_named(fastfb, radeon_fastfb, int, 0444);
260
261MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)");
262module_param_named(dpm, radeon_dpm, int, 0444);
263
264MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)");
265module_param_named(aspm, radeon_aspm, int, 0444);
266
267MODULE_PARM_DESC(runpm, "PX runtime pm (1 = force enable, 0 = disable, -1 = PX only default)");
268module_param_named(runpm, radeon_runtime_pm, int, 0444);
269
270MODULE_PARM_DESC(hard_reset, "PCI config reset (1 = force enable, 0 = disable (default))");
271module_param_named(hard_reset, radeon_hard_reset, int, 0444);
272
273MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 4GB)");
274module_param_named(vm_size, radeon_vm_size, int, 0444);
275
276MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default depending on vm_size)");
277module_param_named(vm_block_size, radeon_vm_block_size, int, 0444);
278
279MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))");
280module_param_named(deep_color, radeon_deep_color, int, 0444);
281
282MODULE_PARM_DESC(use_pflipirq, "Pflip irqs for pageflip completion (0 = disable, 1 = as fallback, 2 = exclusive (default))");
283module_param_named(use_pflipirq, radeon_use_pflipirq, int, 0444);
284
285MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)");
286module_param_named(bapm, radeon_bapm, int, 0444);
287
288MODULE_PARM_DESC(backlight, "backlight support (1 = enable, 0 = disable, -1 = auto)");
289module_param_named(backlight, radeon_backlight, int, 0444);
290
291MODULE_PARM_DESC(auxch, "Use native auxch experimental support (1 = enable, 0 = disable, -1 = auto)");
292module_param_named(auxch, radeon_auxch, int, 0444);
293
294MODULE_PARM_DESC(mst, "DisplayPort MST experimental support (1 = enable, 0 = disable)");
295module_param_named(mst, radeon_mst, int, 0444);
296
297MODULE_PARM_DESC(uvd, "uvd enable/disable uvd support (1 = enable, 0 = disable)");
298module_param_named(uvd, radeon_uvd, int, 0444);
299
300MODULE_PARM_DESC(vce, "vce enable/disable vce support (1 = enable, 0 = disable)");
301module_param_named(vce, radeon_vce, int, 0444);
302
303static struct pci_device_id pciidlist[] = {
304 radeon_PCI_IDS
305};
306
307MODULE_DEVICE_TABLE(pci, pciidlist);
308
309static struct drm_driver kms_driver;
310
311bool radeon_device_is_virtual(void);
312
313static int radeon_kick_out_firmware_fb(struct pci_dev *pdev)
314{
315 struct apertures_struct *ap;
316 bool primary = false;
317
318 ap = alloc_apertures(1);
319 if (!ap)
320 return -ENOMEM;
321
322 ap->ranges[0].base = pci_resource_start(pdev, 0);
323 ap->ranges[0].size = pci_resource_len(pdev, 0);
324
325#ifdef CONFIG_X86
326 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
327#endif
328 drm_fb_helper_remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
329 kfree(ap);
330
331 return 0;
332}
333
334static int radeon_pci_probe(struct pci_dev *pdev,
335 const struct pci_device_id *ent)
336{
337 int ret;
338
339 /*
340 * Initialize amdkfd before starting radeon. If it was not loaded yet,
341 * defer radeon probing
342 */
343 ret = radeon_kfd_init();
344 if (ret == -EPROBE_DEFER)
345 return ret;
346
347 if (vga_switcheroo_client_probe_defer(pdev))
348 return -EPROBE_DEFER;
349
350 /* Get rid of things like offb */
351 ret = radeon_kick_out_firmware_fb(pdev);
352 if (ret)
353 return ret;
354
355 return drm_get_pci_dev(pdev, ent, &kms_driver);
356}
357
358static void
359radeon_pci_remove(struct pci_dev *pdev)
360{
361 struct drm_device *dev = pci_get_drvdata(pdev);
362
363 drm_put_dev(dev);
364}
365
366static void
367radeon_pci_shutdown(struct pci_dev *pdev)
368{
369 /* if we are running in a VM, make sure the device
370 * torn down properly on reboot/shutdown
371 */
372 if (radeon_device_is_virtual())
373 radeon_pci_remove(pdev);
374}
375
376static int radeon_pmops_suspend(struct device *dev)
377{
378 struct pci_dev *pdev = to_pci_dev(dev);
379 struct drm_device *drm_dev = pci_get_drvdata(pdev);
380 return radeon_suspend_kms(drm_dev, true, true, false);
381}
382
383static int radeon_pmops_resume(struct device *dev)
384{
385 struct pci_dev *pdev = to_pci_dev(dev);
386 struct drm_device *drm_dev = pci_get_drvdata(pdev);
387
388 /* GPU comes up enabled by the bios on resume */
389 if (radeon_is_px(drm_dev)) {
390 pm_runtime_disable(dev);
391 pm_runtime_set_active(dev);
392 pm_runtime_enable(dev);
393 }
394
395 return radeon_resume_kms(drm_dev, true, true);
396}
397
398static int radeon_pmops_freeze(struct device *dev)
399{
400 struct pci_dev *pdev = to_pci_dev(dev);
401 struct drm_device *drm_dev = pci_get_drvdata(pdev);
402 return radeon_suspend_kms(drm_dev, false, true, true);
403}
404
405static int radeon_pmops_thaw(struct device *dev)
406{
407 struct pci_dev *pdev = to_pci_dev(dev);
408 struct drm_device *drm_dev = pci_get_drvdata(pdev);
409 return radeon_resume_kms(drm_dev, false, true);
410}
411
412static int radeon_pmops_runtime_suspend(struct device *dev)
413{
414 struct pci_dev *pdev = to_pci_dev(dev);
415 struct drm_device *drm_dev = pci_get_drvdata(pdev);
416 int ret;
417
418 if (!radeon_is_px(drm_dev)) {
419 pm_runtime_forbid(dev);
420 return -EBUSY;
421 }
422
423 drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
424 drm_kms_helper_poll_disable(drm_dev);
425 vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_OFF);
426
427 ret = radeon_suspend_kms(drm_dev, false, false, false);
428 pci_save_state(pdev);
429 pci_disable_device(pdev);
430 pci_ignore_hotplug(pdev);
431 if (radeon_is_atpx_hybrid())
432 pci_set_power_state(pdev, PCI_D3cold);
433 else if (!radeon_has_atpx_dgpu_power_cntl())
434 pci_set_power_state(pdev, PCI_D3hot);
435 drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
436
437 return 0;
438}
439
440static int radeon_pmops_runtime_resume(struct device *dev)
441{
442 struct pci_dev *pdev = to_pci_dev(dev);
443 struct drm_device *drm_dev = pci_get_drvdata(pdev);
444 int ret;
445
446 if (!radeon_is_px(drm_dev))
447 return -EINVAL;
448
449 drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
450
451 if (radeon_is_atpx_hybrid() ||
452 !radeon_has_atpx_dgpu_power_cntl())
453 pci_set_power_state(pdev, PCI_D0);
454 pci_restore_state(pdev);
455 ret = pci_enable_device(pdev);
456 if (ret)
457 return ret;
458 pci_set_master(pdev);
459
460 ret = radeon_resume_kms(drm_dev, false, false);
461 drm_kms_helper_poll_enable(drm_dev);
462 vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_ON);
463 drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
464 return 0;
465}
466
467static int radeon_pmops_runtime_idle(struct device *dev)
468{
469 struct pci_dev *pdev = to_pci_dev(dev);
470 struct drm_device *drm_dev = pci_get_drvdata(pdev);
471 struct drm_crtc *crtc;
472
473 if (!radeon_is_px(drm_dev)) {
474 pm_runtime_forbid(dev);
475 return -EBUSY;
476 }
477
478 list_for_each_entry(crtc, &drm_dev->mode_config.crtc_list, head) {
479 if (crtc->enabled) {
480 DRM_DEBUG_DRIVER("failing to power off - crtc active\n");
481 return -EBUSY;
482 }
483 }
484
485 pm_runtime_mark_last_busy(dev);
486 pm_runtime_autosuspend(dev);
487 /* we don't want the main rpm_idle to call suspend - we want to autosuspend */
488 return 1;
489}
490
491long radeon_drm_ioctl(struct file *filp,
492 unsigned int cmd, unsigned long arg)
493{
494 struct drm_file *file_priv = filp->private_data;
495 struct drm_device *dev;
496 long ret;
497 dev = file_priv->minor->dev;
498 ret = pm_runtime_get_sync(dev->dev);
499 if (ret < 0)
500 return ret;
501
502 ret = drm_ioctl(filp, cmd, arg);
503
504 pm_runtime_mark_last_busy(dev->dev);
505 pm_runtime_put_autosuspend(dev->dev);
506 return ret;
507}
508
509static const struct dev_pm_ops radeon_pm_ops = {
510 .suspend = radeon_pmops_suspend,
511 .resume = radeon_pmops_resume,
512 .freeze = radeon_pmops_freeze,
513 .thaw = radeon_pmops_thaw,
514 .poweroff = radeon_pmops_freeze,
515 .restore = radeon_pmops_resume,
516 .runtime_suspend = radeon_pmops_runtime_suspend,
517 .runtime_resume = radeon_pmops_runtime_resume,
518 .runtime_idle = radeon_pmops_runtime_idle,
519};
520
521static const struct file_operations radeon_driver_kms_fops = {
522 .owner = THIS_MODULE,
523 .open = drm_open,
524 .release = drm_release,
525 .unlocked_ioctl = radeon_drm_ioctl,
526 .mmap = radeon_mmap,
527 .poll = drm_poll,
528 .read = drm_read,
529#ifdef CONFIG_COMPAT
530 .compat_ioctl = radeon_kms_compat_ioctl,
531#endif
532};
533
534static struct drm_driver kms_driver = {
535 .driver_features =
536 DRIVER_USE_AGP |
537 DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM |
538 DRIVER_PRIME | DRIVER_RENDER,
539 .load = radeon_driver_load_kms,
540 .open = radeon_driver_open_kms,
541 .preclose = radeon_driver_preclose_kms,
542 .postclose = radeon_driver_postclose_kms,
543 .lastclose = radeon_driver_lastclose_kms,
544 .set_busid = drm_pci_set_busid,
545 .unload = radeon_driver_unload_kms,
546 .get_vblank_counter = radeon_get_vblank_counter_kms,
547 .enable_vblank = radeon_enable_vblank_kms,
548 .disable_vblank = radeon_disable_vblank_kms,
549 .get_vblank_timestamp = radeon_get_vblank_timestamp_kms,
550 .get_scanout_position = radeon_get_crtc_scanoutpos,
551 .irq_preinstall = radeon_driver_irq_preinstall_kms,
552 .irq_postinstall = radeon_driver_irq_postinstall_kms,
553 .irq_uninstall = radeon_driver_irq_uninstall_kms,
554 .irq_handler = radeon_driver_irq_handler_kms,
555 .ioctls = radeon_ioctls_kms,
556 .gem_free_object_unlocked = radeon_gem_object_free,
557 .gem_open_object = radeon_gem_object_open,
558 .gem_close_object = radeon_gem_object_close,
559 .dumb_create = radeon_mode_dumb_create,
560 .dumb_map_offset = radeon_mode_dumb_mmap,
561 .dumb_destroy = drm_gem_dumb_destroy,
562 .fops = &radeon_driver_kms_fops,
563
564 .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
565 .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
566 .gem_prime_export = radeon_gem_prime_export,
567 .gem_prime_import = drm_gem_prime_import,
568 .gem_prime_pin = radeon_gem_prime_pin,
569 .gem_prime_unpin = radeon_gem_prime_unpin,
570 .gem_prime_res_obj = radeon_gem_prime_res_obj,
571 .gem_prime_get_sg_table = radeon_gem_prime_get_sg_table,
572 .gem_prime_import_sg_table = radeon_gem_prime_import_sg_table,
573 .gem_prime_vmap = radeon_gem_prime_vmap,
574 .gem_prime_vunmap = radeon_gem_prime_vunmap,
575
576 .name = DRIVER_NAME,
577 .desc = DRIVER_DESC,
578 .date = DRIVER_DATE,
579 .major = KMS_DRIVER_MAJOR,
580 .minor = KMS_DRIVER_MINOR,
581 .patchlevel = KMS_DRIVER_PATCHLEVEL,
582};
583
584static struct drm_driver *driver;
585static struct pci_driver *pdriver;
586
587static struct pci_driver radeon_kms_pci_driver = {
588 .name = DRIVER_NAME,
589 .id_table = pciidlist,
590 .probe = radeon_pci_probe,
591 .remove = radeon_pci_remove,
592 .shutdown = radeon_pci_shutdown,
593 .driver.pm = &radeon_pm_ops,
594};
595
596static int __init radeon_init(void)
597{
598 if (vgacon_text_force() && radeon_modeset == -1) {
599 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
600 radeon_modeset = 0;
601 }
602 /* set to modesetting by default if not nomodeset */
603 if (radeon_modeset == -1)
604 radeon_modeset = 1;
605
606 if (radeon_modeset == 1) {
607 DRM_INFO("radeon kernel modesetting enabled.\n");
608 driver = &kms_driver;
609 pdriver = &radeon_kms_pci_driver;
610 driver->driver_features |= DRIVER_MODESET;
611 driver->num_ioctls = radeon_max_kms_ioctl;
612 radeon_register_atpx_handler();
613
614 } else {
615 DRM_ERROR("No UMS support in radeon module!\n");
616 return -EINVAL;
617 }
618
619 /* let modprobe override vga console setting */
620 return drm_pci_init(driver, pdriver);
621}
622
623static void __exit radeon_exit(void)
624{
625 radeon_kfd_fini();
626 drm_pci_exit(driver, pdriver);
627 radeon_unregister_atpx_handler();
628}
629
630module_init(radeon_init);
631module_exit(radeon_exit);
632
633MODULE_AUTHOR(DRIVER_AUTHOR);
634MODULE_DESCRIPTION(DRIVER_DESC);
635MODULE_LICENSE("GPL and additional rights");