Commit | Line | Data |
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771fe6b9 JG |
1 | /* |
2 | * Copyright 2008 Advanced Micro Devices, Inc. | |
3 | * Copyright 2008 Red Hat Inc. | |
4 | * Copyright 2009 Jerome Glisse. | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a | |
7 | * copy of this software and associated documentation files (the "Software"), | |
8 | * to deal in the Software without restriction, including without limitation | |
9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
10 | * and/or sell copies of the Software, and to permit persons to whom the | |
11 | * Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
22 | * OTHER DEALINGS IN THE SOFTWARE. | |
23 | * | |
24 | * Authors: Dave Airlie | |
25 | * Alex Deucher | |
26 | * Jerome Glisse | |
27 | */ | |
28 | #include <linux/console.h> | |
29 | #include <drm/drmP.h> | |
30 | #include <drm/drm_crtc_helper.h> | |
31 | #include <drm/radeon_drm.h> | |
28d52043 | 32 | #include <linux/vgaarb.h> |
771fe6b9 JG |
33 | #include "radeon_reg.h" |
34 | #include "radeon.h" | |
35 | #include "radeon_asic.h" | |
36 | #include "atom.h" | |
37 | ||
b1e3a6d1 MD |
38 | /* |
39 | * Clear GPU surface registers. | |
40 | */ | |
3ce0a23d | 41 | void radeon_surface_init(struct radeon_device *rdev) |
b1e3a6d1 MD |
42 | { |
43 | /* FIXME: check this out */ | |
44 | if (rdev->family < CHIP_R600) { | |
45 | int i; | |
46 | ||
47 | for (i = 0; i < 8; i++) { | |
48 | WREG32(RADEON_SURFACE0_INFO + | |
49 | i * (RADEON_SURFACE1_INFO - RADEON_SURFACE0_INFO), | |
50 | 0); | |
51 | } | |
e024e110 DA |
52 | /* enable surfaces */ |
53 | WREG32(RADEON_SURFACE_CNTL, 0); | |
b1e3a6d1 MD |
54 | } |
55 | } | |
56 | ||
771fe6b9 JG |
57 | /* |
58 | * GPU scratch registers helpers function. | |
59 | */ | |
3ce0a23d | 60 | void radeon_scratch_init(struct radeon_device *rdev) |
771fe6b9 JG |
61 | { |
62 | int i; | |
63 | ||
64 | /* FIXME: check this out */ | |
65 | if (rdev->family < CHIP_R300) { | |
66 | rdev->scratch.num_reg = 5; | |
67 | } else { | |
68 | rdev->scratch.num_reg = 7; | |
69 | } | |
70 | for (i = 0; i < rdev->scratch.num_reg; i++) { | |
71 | rdev->scratch.free[i] = true; | |
72 | rdev->scratch.reg[i] = RADEON_SCRATCH_REG0 + (i * 4); | |
73 | } | |
74 | } | |
75 | ||
76 | int radeon_scratch_get(struct radeon_device *rdev, uint32_t *reg) | |
77 | { | |
78 | int i; | |
79 | ||
80 | for (i = 0; i < rdev->scratch.num_reg; i++) { | |
81 | if (rdev->scratch.free[i]) { | |
82 | rdev->scratch.free[i] = false; | |
83 | *reg = rdev->scratch.reg[i]; | |
84 | return 0; | |
85 | } | |
86 | } | |
87 | return -EINVAL; | |
88 | } | |
89 | ||
90 | void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg) | |
91 | { | |
92 | int i; | |
93 | ||
94 | for (i = 0; i < rdev->scratch.num_reg; i++) { | |
95 | if (rdev->scratch.reg[i] == reg) { | |
96 | rdev->scratch.free[i] = true; | |
97 | return; | |
98 | } | |
99 | } | |
100 | } | |
101 | ||
102 | /* | |
103 | * MC common functions | |
104 | */ | |
105 | int radeon_mc_setup(struct radeon_device *rdev) | |
106 | { | |
107 | uint32_t tmp; | |
108 | ||
109 | /* Some chips have an "issue" with the memory controller, the | |
110 | * location must be aligned to the size. We just align it down, | |
111 | * too bad if we walk over the top of system memory, we don't | |
112 | * use DMA without a remapped anyway. | |
113 | * Affected chips are rv280, all r3xx, and all r4xx, but not IGP | |
114 | */ | |
115 | /* FGLRX seems to setup like this, VRAM a 0, then GART. | |
116 | */ | |
117 | /* | |
118 | * Note: from R6xx the address space is 40bits but here we only | |
119 | * use 32bits (still have to see a card which would exhaust 4G | |
120 | * address space). | |
121 | */ | |
122 | if (rdev->mc.vram_location != 0xFFFFFFFFUL) { | |
123 | /* vram location was already setup try to put gtt after | |
124 | * if it fits */ | |
7a50f01a | 125 | tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size; |
771fe6b9 JG |
126 | tmp = (tmp + rdev->mc.gtt_size - 1) & ~(rdev->mc.gtt_size - 1); |
127 | if ((0xFFFFFFFFUL - tmp) >= rdev->mc.gtt_size) { | |
128 | rdev->mc.gtt_location = tmp; | |
129 | } else { | |
130 | if (rdev->mc.gtt_size >= rdev->mc.vram_location) { | |
131 | printk(KERN_ERR "[drm] GTT too big to fit " | |
132 | "before or after vram location.\n"); | |
133 | return -EINVAL; | |
134 | } | |
135 | rdev->mc.gtt_location = 0; | |
136 | } | |
137 | } else if (rdev->mc.gtt_location != 0xFFFFFFFFUL) { | |
138 | /* gtt location was already setup try to put vram before | |
139 | * if it fits */ | |
7a50f01a | 140 | if (rdev->mc.mc_vram_size < rdev->mc.gtt_location) { |
771fe6b9 JG |
141 | rdev->mc.vram_location = 0; |
142 | } else { | |
143 | tmp = rdev->mc.gtt_location + rdev->mc.gtt_size; | |
7a50f01a DA |
144 | tmp += (rdev->mc.mc_vram_size - 1); |
145 | tmp &= ~(rdev->mc.mc_vram_size - 1); | |
146 | if ((0xFFFFFFFFUL - tmp) >= rdev->mc.mc_vram_size) { | |
771fe6b9 JG |
147 | rdev->mc.vram_location = tmp; |
148 | } else { | |
149 | printk(KERN_ERR "[drm] vram too big to fit " | |
150 | "before or after GTT location.\n"); | |
151 | return -EINVAL; | |
152 | } | |
153 | } | |
154 | } else { | |
155 | rdev->mc.vram_location = 0; | |
17332925 DA |
156 | tmp = rdev->mc.mc_vram_size; |
157 | tmp = (tmp + rdev->mc.gtt_size - 1) & ~(rdev->mc.gtt_size - 1); | |
158 | rdev->mc.gtt_location = tmp; | |
771fe6b9 | 159 | } |
9f022ddf JG |
160 | rdev->mc.vram_start = rdev->mc.vram_location; |
161 | rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1; | |
162 | rdev->mc.gtt_start = rdev->mc.gtt_location; | |
163 | rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size - 1; | |
3ce0a23d | 164 | DRM_INFO("radeon: VRAM %uM\n", (unsigned)(rdev->mc.mc_vram_size >> 20)); |
771fe6b9 | 165 | DRM_INFO("radeon: VRAM from 0x%08X to 0x%08X\n", |
3ce0a23d JG |
166 | (unsigned)rdev->mc.vram_location, |
167 | (unsigned)(rdev->mc.vram_location + rdev->mc.mc_vram_size - 1)); | |
168 | DRM_INFO("radeon: GTT %uM\n", (unsigned)(rdev->mc.gtt_size >> 20)); | |
771fe6b9 | 169 | DRM_INFO("radeon: GTT from 0x%08X to 0x%08X\n", |
3ce0a23d JG |
170 | (unsigned)rdev->mc.gtt_location, |
171 | (unsigned)(rdev->mc.gtt_location + rdev->mc.gtt_size - 1)); | |
771fe6b9 JG |
172 | return 0; |
173 | } | |
174 | ||
175 | ||
176 | /* | |
177 | * GPU helpers function. | |
178 | */ | |
9f022ddf | 179 | bool radeon_card_posted(struct radeon_device *rdev) |
771fe6b9 JG |
180 | { |
181 | uint32_t reg; | |
182 | ||
183 | /* first check CRTCs */ | |
184 | if (ASIC_IS_AVIVO(rdev)) { | |
185 | reg = RREG32(AVIVO_D1CRTC_CONTROL) | | |
186 | RREG32(AVIVO_D2CRTC_CONTROL); | |
187 | if (reg & AVIVO_CRTC_EN) { | |
188 | return true; | |
189 | } | |
190 | } else { | |
191 | reg = RREG32(RADEON_CRTC_GEN_CNTL) | | |
192 | RREG32(RADEON_CRTC2_GEN_CNTL); | |
193 | if (reg & RADEON_CRTC_EN) { | |
194 | return true; | |
195 | } | |
196 | } | |
197 | ||
198 | /* then check MEM_SIZE, in case the crtcs are off */ | |
199 | if (rdev->family >= CHIP_R600) | |
200 | reg = RREG32(R600_CONFIG_MEMSIZE); | |
201 | else | |
202 | reg = RREG32(RADEON_CONFIG_MEMSIZE); | |
203 | ||
204 | if (reg) | |
205 | return true; | |
206 | ||
207 | return false; | |
208 | ||
209 | } | |
210 | ||
72542d77 DA |
211 | bool radeon_boot_test_post_card(struct radeon_device *rdev) |
212 | { | |
213 | if (radeon_card_posted(rdev)) | |
214 | return true; | |
215 | ||
216 | if (rdev->bios) { | |
217 | DRM_INFO("GPU not posted. posting now...\n"); | |
218 | if (rdev->is_atom_bios) | |
219 | atom_asic_init(rdev->mode_info.atom_context); | |
220 | else | |
221 | radeon_combios_asic_init(rdev->ddev); | |
222 | return true; | |
223 | } else { | |
224 | dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n"); | |
225 | return false; | |
226 | } | |
227 | } | |
228 | ||
3ce0a23d JG |
229 | int radeon_dummy_page_init(struct radeon_device *rdev) |
230 | { | |
231 | rdev->dummy_page.page = alloc_page(GFP_DMA32 | GFP_KERNEL | __GFP_ZERO); | |
232 | if (rdev->dummy_page.page == NULL) | |
233 | return -ENOMEM; | |
234 | rdev->dummy_page.addr = pci_map_page(rdev->pdev, rdev->dummy_page.page, | |
235 | 0, PAGE_SIZE, PCI_DMA_BIDIRECTIONAL); | |
236 | if (!rdev->dummy_page.addr) { | |
237 | __free_page(rdev->dummy_page.page); | |
238 | rdev->dummy_page.page = NULL; | |
239 | return -ENOMEM; | |
240 | } | |
241 | return 0; | |
242 | } | |
243 | ||
244 | void radeon_dummy_page_fini(struct radeon_device *rdev) | |
245 | { | |
246 | if (rdev->dummy_page.page == NULL) | |
247 | return; | |
248 | pci_unmap_page(rdev->pdev, rdev->dummy_page.addr, | |
249 | PAGE_SIZE, PCI_DMA_BIDIRECTIONAL); | |
250 | __free_page(rdev->dummy_page.page); | |
251 | rdev->dummy_page.page = NULL; | |
252 | } | |
253 | ||
771fe6b9 JG |
254 | |
255 | /* | |
256 | * Registers accessors functions. | |
257 | */ | |
258 | uint32_t radeon_invalid_rreg(struct radeon_device *rdev, uint32_t reg) | |
259 | { | |
260 | DRM_ERROR("Invalid callback to read register 0x%04X\n", reg); | |
261 | BUG_ON(1); | |
262 | return 0; | |
263 | } | |
264 | ||
265 | void radeon_invalid_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) | |
266 | { | |
267 | DRM_ERROR("Invalid callback to write register 0x%04X with 0x%08X\n", | |
268 | reg, v); | |
269 | BUG_ON(1); | |
270 | } | |
271 | ||
272 | void radeon_register_accessor_init(struct radeon_device *rdev) | |
273 | { | |
771fe6b9 JG |
274 | rdev->mc_rreg = &radeon_invalid_rreg; |
275 | rdev->mc_wreg = &radeon_invalid_wreg; | |
276 | rdev->pll_rreg = &radeon_invalid_rreg; | |
277 | rdev->pll_wreg = &radeon_invalid_wreg; | |
771fe6b9 JG |
278 | rdev->pciep_rreg = &radeon_invalid_rreg; |
279 | rdev->pciep_wreg = &radeon_invalid_wreg; | |
280 | ||
281 | /* Don't change order as we are overridding accessor. */ | |
282 | if (rdev->family < CHIP_RV515) { | |
de1b2898 DA |
283 | rdev->pcie_reg_mask = 0xff; |
284 | } else { | |
285 | rdev->pcie_reg_mask = 0x7ff; | |
771fe6b9 JG |
286 | } |
287 | /* FIXME: not sure here */ | |
288 | if (rdev->family <= CHIP_R580) { | |
289 | rdev->pll_rreg = &r100_pll_rreg; | |
290 | rdev->pll_wreg = &r100_pll_wreg; | |
291 | } | |
905b6822 JG |
292 | if (rdev->family >= CHIP_R420) { |
293 | rdev->mc_rreg = &r420_mc_rreg; | |
294 | rdev->mc_wreg = &r420_mc_wreg; | |
295 | } | |
771fe6b9 JG |
296 | if (rdev->family >= CHIP_RV515) { |
297 | rdev->mc_rreg = &rv515_mc_rreg; | |
298 | rdev->mc_wreg = &rv515_mc_wreg; | |
299 | } | |
300 | if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480) { | |
301 | rdev->mc_rreg = &rs400_mc_rreg; | |
302 | rdev->mc_wreg = &rs400_mc_wreg; | |
303 | } | |
304 | if (rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) { | |
305 | rdev->mc_rreg = &rs690_mc_rreg; | |
306 | rdev->mc_wreg = &rs690_mc_wreg; | |
307 | } | |
308 | if (rdev->family == CHIP_RS600) { | |
309 | rdev->mc_rreg = &rs600_mc_rreg; | |
310 | rdev->mc_wreg = &rs600_mc_wreg; | |
311 | } | |
312 | if (rdev->family >= CHIP_R600) { | |
313 | rdev->pciep_rreg = &r600_pciep_rreg; | |
314 | rdev->pciep_wreg = &r600_pciep_wreg; | |
315 | } | |
316 | } | |
317 | ||
318 | ||
319 | /* | |
320 | * ASIC | |
321 | */ | |
322 | int radeon_asic_init(struct radeon_device *rdev) | |
323 | { | |
324 | radeon_register_accessor_init(rdev); | |
325 | switch (rdev->family) { | |
326 | case CHIP_R100: | |
327 | case CHIP_RV100: | |
328 | case CHIP_RS100: | |
329 | case CHIP_RV200: | |
330 | case CHIP_RS200: | |
331 | case CHIP_R200: | |
332 | case CHIP_RV250: | |
333 | case CHIP_RS300: | |
334 | case CHIP_RV280: | |
335 | rdev->asic = &r100_asic; | |
336 | break; | |
337 | case CHIP_R300: | |
338 | case CHIP_R350: | |
339 | case CHIP_RV350: | |
340 | case CHIP_RV380: | |
341 | rdev->asic = &r300_asic; | |
4aac0473 | 342 | if (rdev->flags & RADEON_IS_PCIE) { |
4aac0473 JG |
343 | rdev->asic->gart_tlb_flush = &rv370_pcie_gart_tlb_flush; |
344 | rdev->asic->gart_set_page = &rv370_pcie_gart_set_page; | |
345 | } | |
771fe6b9 JG |
346 | break; |
347 | case CHIP_R420: | |
348 | case CHIP_R423: | |
349 | case CHIP_RV410: | |
350 | rdev->asic = &r420_asic; | |
351 | break; | |
352 | case CHIP_RS400: | |
353 | case CHIP_RS480: | |
354 | rdev->asic = &rs400_asic; | |
355 | break; | |
356 | case CHIP_RS600: | |
357 | rdev->asic = &rs600_asic; | |
358 | break; | |
359 | case CHIP_RS690: | |
360 | case CHIP_RS740: | |
361 | rdev->asic = &rs690_asic; | |
362 | break; | |
363 | case CHIP_RV515: | |
364 | rdev->asic = &rv515_asic; | |
365 | break; | |
366 | case CHIP_R520: | |
367 | case CHIP_RV530: | |
368 | case CHIP_RV560: | |
369 | case CHIP_RV570: | |
370 | case CHIP_R580: | |
371 | rdev->asic = &r520_asic; | |
372 | break; | |
373 | case CHIP_R600: | |
374 | case CHIP_RV610: | |
375 | case CHIP_RV630: | |
376 | case CHIP_RV620: | |
377 | case CHIP_RV635: | |
378 | case CHIP_RV670: | |
379 | case CHIP_RS780: | |
3ce0a23d JG |
380 | case CHIP_RS880: |
381 | rdev->asic = &r600_asic; | |
382 | break; | |
771fe6b9 JG |
383 | case CHIP_RV770: |
384 | case CHIP_RV730: | |
385 | case CHIP_RV710: | |
3ce0a23d JG |
386 | case CHIP_RV740: |
387 | rdev->asic = &rv770_asic; | |
388 | break; | |
771fe6b9 JG |
389 | default: |
390 | /* FIXME: not supported yet */ | |
391 | return -EINVAL; | |
392 | } | |
393 | return 0; | |
394 | } | |
395 | ||
396 | ||
397 | /* | |
398 | * Wrapper around modesetting bits. | |
399 | */ | |
400 | int radeon_clocks_init(struct radeon_device *rdev) | |
401 | { | |
402 | int r; | |
403 | ||
771fe6b9 JG |
404 | r = radeon_static_clocks_init(rdev->ddev); |
405 | if (r) { | |
406 | return r; | |
407 | } | |
408 | DRM_INFO("Clocks initialized !\n"); | |
409 | return 0; | |
410 | } | |
411 | ||
412 | void radeon_clocks_fini(struct radeon_device *rdev) | |
413 | { | |
414 | } | |
415 | ||
416 | /* ATOM accessor methods */ | |
417 | static uint32_t cail_pll_read(struct card_info *info, uint32_t reg) | |
418 | { | |
419 | struct radeon_device *rdev = info->dev->dev_private; | |
420 | uint32_t r; | |
421 | ||
422 | r = rdev->pll_rreg(rdev, reg); | |
423 | return r; | |
424 | } | |
425 | ||
426 | static void cail_pll_write(struct card_info *info, uint32_t reg, uint32_t val) | |
427 | { | |
428 | struct radeon_device *rdev = info->dev->dev_private; | |
429 | ||
430 | rdev->pll_wreg(rdev, reg, val); | |
431 | } | |
432 | ||
433 | static uint32_t cail_mc_read(struct card_info *info, uint32_t reg) | |
434 | { | |
435 | struct radeon_device *rdev = info->dev->dev_private; | |
436 | uint32_t r; | |
437 | ||
438 | r = rdev->mc_rreg(rdev, reg); | |
439 | return r; | |
440 | } | |
441 | ||
442 | static void cail_mc_write(struct card_info *info, uint32_t reg, uint32_t val) | |
443 | { | |
444 | struct radeon_device *rdev = info->dev->dev_private; | |
445 | ||
446 | rdev->mc_wreg(rdev, reg, val); | |
447 | } | |
448 | ||
449 | static void cail_reg_write(struct card_info *info, uint32_t reg, uint32_t val) | |
450 | { | |
451 | struct radeon_device *rdev = info->dev->dev_private; | |
452 | ||
453 | WREG32(reg*4, val); | |
454 | } | |
455 | ||
456 | static uint32_t cail_reg_read(struct card_info *info, uint32_t reg) | |
457 | { | |
458 | struct radeon_device *rdev = info->dev->dev_private; | |
459 | uint32_t r; | |
460 | ||
461 | r = RREG32(reg*4); | |
462 | return r; | |
463 | } | |
464 | ||
771fe6b9 JG |
465 | int radeon_atombios_init(struct radeon_device *rdev) |
466 | { | |
61c4b24b MF |
467 | struct card_info *atom_card_info = |
468 | kzalloc(sizeof(struct card_info), GFP_KERNEL); | |
469 | ||
470 | if (!atom_card_info) | |
471 | return -ENOMEM; | |
472 | ||
473 | rdev->mode_info.atom_card_info = atom_card_info; | |
474 | atom_card_info->dev = rdev->ddev; | |
475 | atom_card_info->reg_read = cail_reg_read; | |
476 | atom_card_info->reg_write = cail_reg_write; | |
477 | atom_card_info->mc_read = cail_mc_read; | |
478 | atom_card_info->mc_write = cail_mc_write; | |
479 | atom_card_info->pll_read = cail_pll_read; | |
480 | atom_card_info->pll_write = cail_pll_write; | |
481 | ||
482 | rdev->mode_info.atom_context = atom_parse(atom_card_info, rdev->bios); | |
771fe6b9 JG |
483 | radeon_atom_initialize_bios_scratch_regs(rdev->ddev); |
484 | return 0; | |
485 | } | |
486 | ||
487 | void radeon_atombios_fini(struct radeon_device *rdev) | |
488 | { | |
489 | kfree(rdev->mode_info.atom_context); | |
61c4b24b | 490 | kfree(rdev->mode_info.atom_card_info); |
771fe6b9 JG |
491 | } |
492 | ||
493 | int radeon_combios_init(struct radeon_device *rdev) | |
494 | { | |
495 | radeon_combios_initialize_bios_scratch_regs(rdev->ddev); | |
496 | return 0; | |
497 | } | |
498 | ||
499 | void radeon_combios_fini(struct radeon_device *rdev) | |
500 | { | |
501 | } | |
502 | ||
28d52043 DA |
503 | /* if we get transitioned to only one device, tak VGA back */ |
504 | static unsigned int radeon_vga_set_decode(void *cookie, bool state) | |
505 | { | |
506 | struct radeon_device *rdev = cookie; | |
28d52043 DA |
507 | radeon_vga_set_state(rdev, state); |
508 | if (state) | |
509 | return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM | | |
510 | VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; | |
511 | else | |
512 | return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; | |
513 | } | |
c1176d6f | 514 | |
b574f251 JG |
515 | void radeon_agp_disable(struct radeon_device *rdev) |
516 | { | |
517 | rdev->flags &= ~RADEON_IS_AGP; | |
518 | if (rdev->family >= CHIP_R600) { | |
519 | DRM_INFO("Forcing AGP to PCIE mode\n"); | |
520 | rdev->flags |= RADEON_IS_PCIE; | |
521 | } else if (rdev->family >= CHIP_RV515 || | |
522 | rdev->family == CHIP_RV380 || | |
523 | rdev->family == CHIP_RV410 || | |
524 | rdev->family == CHIP_R423) { | |
525 | DRM_INFO("Forcing AGP to PCIE mode\n"); | |
526 | rdev->flags |= RADEON_IS_PCIE; | |
527 | rdev->asic->gart_tlb_flush = &rv370_pcie_gart_tlb_flush; | |
528 | rdev->asic->gart_set_page = &rv370_pcie_gart_set_page; | |
529 | } else { | |
530 | DRM_INFO("Forcing AGP to PCI mode\n"); | |
531 | rdev->flags |= RADEON_IS_PCI; | |
532 | rdev->asic->gart_tlb_flush = &r100_pci_gart_tlb_flush; | |
533 | rdev->asic->gart_set_page = &r100_pci_gart_set_page; | |
534 | } | |
535 | } | |
771fe6b9 JG |
536 | |
537 | /* | |
538 | * Radeon device. | |
539 | */ | |
540 | int radeon_device_init(struct radeon_device *rdev, | |
541 | struct drm_device *ddev, | |
542 | struct pci_dev *pdev, | |
543 | uint32_t flags) | |
544 | { | |
6cf8a3f5 | 545 | int r; |
ad49f501 | 546 | int dma_bits; |
771fe6b9 JG |
547 | |
548 | DRM_INFO("radeon: Initializing kernel modesetting.\n"); | |
549 | rdev->shutdown = false; | |
9f022ddf | 550 | rdev->dev = &pdev->dev; |
771fe6b9 JG |
551 | rdev->ddev = ddev; |
552 | rdev->pdev = pdev; | |
553 | rdev->flags = flags; | |
554 | rdev->family = flags & RADEON_FAMILY_MASK; | |
555 | rdev->is_atom_bios = false; | |
556 | rdev->usec_timeout = RADEON_MAX_USEC_TIMEOUT; | |
557 | rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; | |
558 | rdev->gpu_lockup = false; | |
733289c2 | 559 | rdev->accel_working = false; |
771fe6b9 JG |
560 | /* mutex initialization are all done here so we |
561 | * can recall function without having locking issues */ | |
562 | mutex_init(&rdev->cs_mutex); | |
563 | mutex_init(&rdev->ib_pool.mutex); | |
564 | mutex_init(&rdev->cp.mutex); | |
d8f60cfc AD |
565 | if (rdev->family >= CHIP_R600) |
566 | spin_lock_init(&rdev->ih.lock); | |
4c788679 | 567 | mutex_init(&rdev->gem.mutex); |
771fe6b9 | 568 | rwlock_init(&rdev->fence_drv.lock); |
9f022ddf | 569 | INIT_LIST_HEAD(&rdev->gem.objects); |
771fe6b9 | 570 | |
4aac0473 JG |
571 | /* Set asic functions */ |
572 | r = radeon_asic_init(rdev); | |
573 | if (r) { | |
574 | return r; | |
575 | } | |
576 | ||
30256a3f | 577 | if (rdev->flags & RADEON_IS_AGP && radeon_agpmode == -1) { |
b574f251 | 578 | radeon_agp_disable(rdev); |
771fe6b9 JG |
579 | } |
580 | ||
ad49f501 DA |
581 | /* set DMA mask + need_dma32 flags. |
582 | * PCIE - can handle 40-bits. | |
583 | * IGP - can handle 40-bits (in theory) | |
584 | * AGP - generally dma32 is safest | |
585 | * PCI - only dma32 | |
586 | */ | |
587 | rdev->need_dma32 = false; | |
588 | if (rdev->flags & RADEON_IS_AGP) | |
589 | rdev->need_dma32 = true; | |
590 | if (rdev->flags & RADEON_IS_PCI) | |
591 | rdev->need_dma32 = true; | |
592 | ||
593 | dma_bits = rdev->need_dma32 ? 32 : 40; | |
594 | r = pci_set_dma_mask(rdev->pdev, DMA_BIT_MASK(dma_bits)); | |
771fe6b9 JG |
595 | if (r) { |
596 | printk(KERN_WARNING "radeon: No suitable DMA available.\n"); | |
597 | } | |
598 | ||
599 | /* Registers mapping */ | |
600 | /* TODO: block userspace mapping of io register */ | |
601 | rdev->rmmio_base = drm_get_resource_start(rdev->ddev, 2); | |
602 | rdev->rmmio_size = drm_get_resource_len(rdev->ddev, 2); | |
603 | rdev->rmmio = ioremap(rdev->rmmio_base, rdev->rmmio_size); | |
604 | if (rdev->rmmio == NULL) { | |
605 | return -ENOMEM; | |
606 | } | |
607 | DRM_INFO("register mmio base: 0x%08X\n", (uint32_t)rdev->rmmio_base); | |
608 | DRM_INFO("register mmio size: %u\n", (unsigned)rdev->rmmio_size); | |
609 | ||
28d52043 | 610 | /* if we have > 1 VGA cards, then disable the radeon VGA resources */ |
93239ea1 DA |
611 | /* this will fail for cards that aren't VGA class devices, just |
612 | * ignore it */ | |
613 | vga_client_register(rdev->pdev, rdev, NULL, radeon_vga_set_decode); | |
28d52043 | 614 | |
3ce0a23d | 615 | r = radeon_init(rdev); |
b574f251 | 616 | if (r) |
3ce0a23d | 617 | return r; |
3ce0a23d | 618 | |
b574f251 JG |
619 | if (rdev->flags & RADEON_IS_AGP && !rdev->accel_working) { |
620 | /* Acceleration not working on AGP card try again | |
621 | * with fallback to PCI or PCIE GART | |
622 | */ | |
1a029b76 | 623 | radeon_gpu_reset(rdev); |
b574f251 JG |
624 | radeon_fini(rdev); |
625 | radeon_agp_disable(rdev); | |
626 | r = radeon_init(rdev); | |
4aac0473 JG |
627 | if (r) |
628 | return r; | |
771fe6b9 | 629 | } |
ecc0b326 MD |
630 | if (radeon_testing) { |
631 | radeon_test_moves(rdev); | |
632 | } | |
771fe6b9 JG |
633 | if (radeon_benchmarking) { |
634 | radeon_benchmark(rdev); | |
635 | } | |
6cf8a3f5 | 636 | return 0; |
771fe6b9 JG |
637 | } |
638 | ||
639 | void radeon_device_fini(struct radeon_device *rdev) | |
640 | { | |
771fe6b9 JG |
641 | DRM_INFO("radeon: finishing device.\n"); |
642 | rdev->shutdown = true; | |
62a8ea3f | 643 | radeon_fini(rdev); |
c1176d6f | 644 | vga_client_register(rdev->pdev, NULL, NULL, NULL); |
771fe6b9 JG |
645 | iounmap(rdev->rmmio); |
646 | rdev->rmmio = NULL; | |
647 | } | |
648 | ||
649 | ||
650 | /* | |
651 | * Suspend & resume. | |
652 | */ | |
653 | int radeon_suspend_kms(struct drm_device *dev, pm_message_t state) | |
654 | { | |
655 | struct radeon_device *rdev = dev->dev_private; | |
656 | struct drm_crtc *crtc; | |
4c788679 | 657 | int r; |
771fe6b9 JG |
658 | |
659 | if (dev == NULL || rdev == NULL) { | |
660 | return -ENODEV; | |
661 | } | |
662 | if (state.event == PM_EVENT_PRETHAW) { | |
663 | return 0; | |
664 | } | |
665 | /* unpin the front buffers */ | |
666 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
667 | struct radeon_framebuffer *rfb = to_radeon_framebuffer(crtc->fb); | |
4c788679 | 668 | struct radeon_bo *robj; |
771fe6b9 JG |
669 | |
670 | if (rfb == NULL || rfb->obj == NULL) { | |
671 | continue; | |
672 | } | |
673 | robj = rfb->obj->driver_private; | |
4c788679 JG |
674 | if (robj != rdev->fbdev_rbo) { |
675 | r = radeon_bo_reserve(robj, false); | |
676 | if (unlikely(r == 0)) { | |
677 | radeon_bo_unpin(robj); | |
678 | radeon_bo_unreserve(robj); | |
679 | } | |
771fe6b9 JG |
680 | } |
681 | } | |
682 | /* evict vram memory */ | |
4c788679 | 683 | radeon_bo_evict_vram(rdev); |
771fe6b9 JG |
684 | /* wait for gpu to finish processing current batch */ |
685 | radeon_fence_wait_last(rdev); | |
686 | ||
f657c2a7 YZ |
687 | radeon_save_bios_scratch_regs(rdev); |
688 | ||
62a8ea3f | 689 | radeon_suspend(rdev); |
771fe6b9 | 690 | /* evict remaining vram memory */ |
4c788679 | 691 | radeon_bo_evict_vram(rdev); |
771fe6b9 | 692 | |
771fe6b9 JG |
693 | pci_save_state(dev->pdev); |
694 | if (state.event == PM_EVENT_SUSPEND) { | |
695 | /* Shut down the device */ | |
696 | pci_disable_device(dev->pdev); | |
697 | pci_set_power_state(dev->pdev, PCI_D3hot); | |
698 | } | |
699 | acquire_console_sem(); | |
700 | fb_set_suspend(rdev->fbdev_info, 1); | |
701 | release_console_sem(); | |
702 | return 0; | |
703 | } | |
704 | ||
705 | int radeon_resume_kms(struct drm_device *dev) | |
706 | { | |
707 | struct radeon_device *rdev = dev->dev_private; | |
771fe6b9 JG |
708 | |
709 | acquire_console_sem(); | |
710 | pci_set_power_state(dev->pdev, PCI_D0); | |
711 | pci_restore_state(dev->pdev); | |
712 | if (pci_enable_device(dev->pdev)) { | |
713 | release_console_sem(); | |
714 | return -1; | |
715 | } | |
716 | pci_set_master(dev->pdev); | |
0ebf1717 DA |
717 | /* resume AGP if in use */ |
718 | radeon_agp_resume(rdev); | |
62a8ea3f | 719 | radeon_resume(rdev); |
f657c2a7 | 720 | radeon_restore_bios_scratch_regs(rdev); |
771fe6b9 JG |
721 | fb_set_suspend(rdev->fbdev_info, 0); |
722 | release_console_sem(); | |
723 | ||
724 | /* blat the mode back in */ | |
725 | drm_helper_resume_force_mode(dev); | |
726 | return 0; | |
727 | } | |
728 | ||
729 | ||
730 | /* | |
731 | * Debugfs | |
732 | */ | |
733 | struct radeon_debugfs { | |
734 | struct drm_info_list *files; | |
735 | unsigned num_files; | |
736 | }; | |
737 | static struct radeon_debugfs _radeon_debugfs[RADEON_DEBUGFS_MAX_NUM_FILES]; | |
738 | static unsigned _radeon_debugfs_count = 0; | |
739 | ||
740 | int radeon_debugfs_add_files(struct radeon_device *rdev, | |
741 | struct drm_info_list *files, | |
742 | unsigned nfiles) | |
743 | { | |
744 | unsigned i; | |
745 | ||
746 | for (i = 0; i < _radeon_debugfs_count; i++) { | |
747 | if (_radeon_debugfs[i].files == files) { | |
748 | /* Already registered */ | |
749 | return 0; | |
750 | } | |
751 | } | |
752 | if ((_radeon_debugfs_count + nfiles) > RADEON_DEBUGFS_MAX_NUM_FILES) { | |
753 | DRM_ERROR("Reached maximum number of debugfs files.\n"); | |
754 | DRM_ERROR("Report so we increase RADEON_DEBUGFS_MAX_NUM_FILES.\n"); | |
755 | return -EINVAL; | |
756 | } | |
757 | _radeon_debugfs[_radeon_debugfs_count].files = files; | |
758 | _radeon_debugfs[_radeon_debugfs_count].num_files = nfiles; | |
759 | _radeon_debugfs_count++; | |
760 | #if defined(CONFIG_DEBUG_FS) | |
761 | drm_debugfs_create_files(files, nfiles, | |
762 | rdev->ddev->control->debugfs_root, | |
763 | rdev->ddev->control); | |
764 | drm_debugfs_create_files(files, nfiles, | |
765 | rdev->ddev->primary->debugfs_root, | |
766 | rdev->ddev->primary); | |
767 | #endif | |
768 | return 0; | |
769 | } | |
770 | ||
771 | #if defined(CONFIG_DEBUG_FS) | |
772 | int radeon_debugfs_init(struct drm_minor *minor) | |
773 | { | |
774 | return 0; | |
775 | } | |
776 | ||
777 | void radeon_debugfs_cleanup(struct drm_minor *minor) | |
778 | { | |
779 | unsigned i; | |
780 | ||
781 | for (i = 0; i < _radeon_debugfs_count; i++) { | |
782 | drm_debugfs_remove_files(_radeon_debugfs[i].files, | |
783 | _radeon_debugfs[i].num_files, minor); | |
784 | } | |
785 | } | |
786 | #endif |