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d38ceaf9 AD |
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 | */ | |
b1ddf548 | 28 | #include <linux/power_supply.h> |
0875dc9e | 29 | #include <linux/kthread.h> |
fdf2f6c5 | 30 | #include <linux/module.h> |
d38ceaf9 AD |
31 | #include <linux/console.h> |
32 | #include <linux/slab.h> | |
fdf2f6c5 | 33 | |
4562236b | 34 | #include <drm/drm_atomic_helper.h> |
fcd70cd3 | 35 | #include <drm/drm_probe_helper.h> |
d38ceaf9 AD |
36 | #include <drm/amdgpu_drm.h> |
37 | #include <linux/vgaarb.h> | |
38 | #include <linux/vga_switcheroo.h> | |
39 | #include <linux/efi.h> | |
40 | #include "amdgpu.h" | |
f4b373f4 | 41 | #include "amdgpu_trace.h" |
d38ceaf9 AD |
42 | #include "amdgpu_i2c.h" |
43 | #include "atom.h" | |
44 | #include "amdgpu_atombios.h" | |
a5bde2f9 | 45 | #include "amdgpu_atomfirmware.h" |
d0dd7f0c | 46 | #include "amd_pcie.h" |
33f34802 KW |
47 | #ifdef CONFIG_DRM_AMDGPU_SI |
48 | #include "si.h" | |
49 | #endif | |
a2e73f56 AD |
50 | #ifdef CONFIG_DRM_AMDGPU_CIK |
51 | #include "cik.h" | |
52 | #endif | |
aaa36a97 | 53 | #include "vi.h" |
460826e6 | 54 | #include "soc15.h" |
0a5b8c7b | 55 | #include "nv.h" |
d38ceaf9 | 56 | #include "bif/bif_4_1_d.h" |
9accf2fd | 57 | #include <linux/pci.h> |
bec86378 | 58 | #include <linux/firmware.h> |
89041940 | 59 | #include "amdgpu_vf_error.h" |
d38ceaf9 | 60 | |
ba997709 | 61 | #include "amdgpu_amdkfd.h" |
d2f52ac8 | 62 | #include "amdgpu_pm.h" |
d38ceaf9 | 63 | |
5183411b | 64 | #include "amdgpu_xgmi.h" |
c030f2e4 | 65 | #include "amdgpu_ras.h" |
9c7c85f7 | 66 | #include "amdgpu_pmu.h" |
bd607166 | 67 | #include "amdgpu_fru_eeprom.h" |
5183411b | 68 | |
d5ea093e | 69 | #include <linux/suspend.h> |
c6a6e2db | 70 | #include <drm/task_barrier.h> |
3f12acc8 | 71 | #include <linux/pm_runtime.h> |
d5ea093e | 72 | |
e2a75f88 | 73 | MODULE_FIRMWARE("amdgpu/vega10_gpu_info.bin"); |
3f76dced | 74 | MODULE_FIRMWARE("amdgpu/vega12_gpu_info.bin"); |
2d2e5e7e | 75 | MODULE_FIRMWARE("amdgpu/raven_gpu_info.bin"); |
ad5a67a7 | 76 | MODULE_FIRMWARE("amdgpu/picasso_gpu_info.bin"); |
54c4d17e | 77 | MODULE_FIRMWARE("amdgpu/raven2_gpu_info.bin"); |
65e60f6e | 78 | MODULE_FIRMWARE("amdgpu/arcturus_gpu_info.bin"); |
b51a26a0 | 79 | MODULE_FIRMWARE("amdgpu/renoir_gpu_info.bin"); |
23c6268e | 80 | MODULE_FIRMWARE("amdgpu/navi10_gpu_info.bin"); |
ed42cfe1 | 81 | MODULE_FIRMWARE("amdgpu/navi14_gpu_info.bin"); |
42b325e5 | 82 | MODULE_FIRMWARE("amdgpu/navi12_gpu_info.bin"); |
c0a43457 | 83 | MODULE_FIRMWARE("amdgpu/sienna_cichlid_gpu_info.bin"); |
120eb833 | 84 | MODULE_FIRMWARE("amdgpu/navy_flounder_gpu_info.bin"); |
e2a75f88 | 85 | |
2dc80b00 S |
86 | #define AMDGPU_RESUME_MS 2000 |
87 | ||
050091ab | 88 | const char *amdgpu_asic_name[] = { |
da69c161 KW |
89 | "TAHITI", |
90 | "PITCAIRN", | |
91 | "VERDE", | |
92 | "OLAND", | |
93 | "HAINAN", | |
d38ceaf9 AD |
94 | "BONAIRE", |
95 | "KAVERI", | |
96 | "KABINI", | |
97 | "HAWAII", | |
98 | "MULLINS", | |
99 | "TOPAZ", | |
100 | "TONGA", | |
48299f95 | 101 | "FIJI", |
d38ceaf9 | 102 | "CARRIZO", |
139f4917 | 103 | "STONEY", |
2cc0c0b5 FC |
104 | "POLARIS10", |
105 | "POLARIS11", | |
c4642a47 | 106 | "POLARIS12", |
48ff108d | 107 | "VEGAM", |
d4196f01 | 108 | "VEGA10", |
8fab806a | 109 | "VEGA12", |
956fcddc | 110 | "VEGA20", |
2ca8a5d2 | 111 | "RAVEN", |
d6c3b24e | 112 | "ARCTURUS", |
1eee4228 | 113 | "RENOIR", |
852a6626 | 114 | "NAVI10", |
87dbad02 | 115 | "NAVI14", |
9802f5d7 | 116 | "NAVI12", |
ccaf72d3 | 117 | "SIENNA_CICHLID", |
ddd8fbe7 | 118 | "NAVY_FLOUNDER", |
d38ceaf9 AD |
119 | "LAST", |
120 | }; | |
121 | ||
dcea6e65 KR |
122 | /** |
123 | * DOC: pcie_replay_count | |
124 | * | |
125 | * The amdgpu driver provides a sysfs API for reporting the total number | |
126 | * of PCIe replays (NAKs) | |
127 | * The file pcie_replay_count is used for this and returns the total | |
128 | * number of replays as a sum of the NAKs generated and NAKs received | |
129 | */ | |
130 | ||
131 | static ssize_t amdgpu_device_get_pcie_replay_count(struct device *dev, | |
132 | struct device_attribute *attr, char *buf) | |
133 | { | |
134 | struct drm_device *ddev = dev_get_drvdata(dev); | |
135 | struct amdgpu_device *adev = ddev->dev_private; | |
136 | uint64_t cnt = amdgpu_asic_get_pcie_replay_count(adev); | |
137 | ||
138 | return snprintf(buf, PAGE_SIZE, "%llu\n", cnt); | |
139 | } | |
140 | ||
141 | static DEVICE_ATTR(pcie_replay_count, S_IRUGO, | |
142 | amdgpu_device_get_pcie_replay_count, NULL); | |
143 | ||
5494d864 AD |
144 | static void amdgpu_device_get_pcie_info(struct amdgpu_device *adev); |
145 | ||
bd607166 KR |
146 | /** |
147 | * DOC: product_name | |
148 | * | |
149 | * The amdgpu driver provides a sysfs API for reporting the product name | |
150 | * for the device | |
151 | * The file serial_number is used for this and returns the product name | |
152 | * as returned from the FRU. | |
153 | * NOTE: This is only available for certain server cards | |
154 | */ | |
155 | ||
156 | static ssize_t amdgpu_device_get_product_name(struct device *dev, | |
157 | struct device_attribute *attr, char *buf) | |
158 | { | |
159 | struct drm_device *ddev = dev_get_drvdata(dev); | |
160 | struct amdgpu_device *adev = ddev->dev_private; | |
161 | ||
162 | return snprintf(buf, PAGE_SIZE, "%s\n", adev->product_name); | |
163 | } | |
164 | ||
165 | static DEVICE_ATTR(product_name, S_IRUGO, | |
166 | amdgpu_device_get_product_name, NULL); | |
167 | ||
168 | /** | |
169 | * DOC: product_number | |
170 | * | |
171 | * The amdgpu driver provides a sysfs API for reporting the part number | |
172 | * for the device | |
173 | * The file serial_number is used for this and returns the part number | |
174 | * as returned from the FRU. | |
175 | * NOTE: This is only available for certain server cards | |
176 | */ | |
177 | ||
178 | static ssize_t amdgpu_device_get_product_number(struct device *dev, | |
179 | struct device_attribute *attr, char *buf) | |
180 | { | |
181 | struct drm_device *ddev = dev_get_drvdata(dev); | |
182 | struct amdgpu_device *adev = ddev->dev_private; | |
183 | ||
184 | return snprintf(buf, PAGE_SIZE, "%s\n", adev->product_number); | |
185 | } | |
186 | ||
187 | static DEVICE_ATTR(product_number, S_IRUGO, | |
188 | amdgpu_device_get_product_number, NULL); | |
189 | ||
190 | /** | |
191 | * DOC: serial_number | |
192 | * | |
193 | * The amdgpu driver provides a sysfs API for reporting the serial number | |
194 | * for the device | |
195 | * The file serial_number is used for this and returns the serial number | |
196 | * as returned from the FRU. | |
197 | * NOTE: This is only available for certain server cards | |
198 | */ | |
199 | ||
200 | static ssize_t amdgpu_device_get_serial_number(struct device *dev, | |
201 | struct device_attribute *attr, char *buf) | |
202 | { | |
203 | struct drm_device *ddev = dev_get_drvdata(dev); | |
204 | struct amdgpu_device *adev = ddev->dev_private; | |
205 | ||
206 | return snprintf(buf, PAGE_SIZE, "%s\n", adev->serial); | |
207 | } | |
208 | ||
209 | static DEVICE_ATTR(serial_number, S_IRUGO, | |
210 | amdgpu_device_get_serial_number, NULL); | |
211 | ||
e3ecdffa | 212 | /** |
31af062a | 213 | * amdgpu_device_supports_boco - Is the device a dGPU with HG/PX power control |
e3ecdffa AD |
214 | * |
215 | * @dev: drm_device pointer | |
216 | * | |
217 | * Returns true if the device is a dGPU with HG/PX power control, | |
218 | * otherwise return false. | |
219 | */ | |
31af062a | 220 | bool amdgpu_device_supports_boco(struct drm_device *dev) |
d38ceaf9 AD |
221 | { |
222 | struct amdgpu_device *adev = dev->dev_private; | |
223 | ||
2f7d10b3 | 224 | if (adev->flags & AMD_IS_PX) |
d38ceaf9 AD |
225 | return true; |
226 | return false; | |
227 | } | |
228 | ||
a69cba42 AD |
229 | /** |
230 | * amdgpu_device_supports_baco - Does the device support BACO | |
231 | * | |
232 | * @dev: drm_device pointer | |
233 | * | |
234 | * Returns true if the device supporte BACO, | |
235 | * otherwise return false. | |
236 | */ | |
237 | bool amdgpu_device_supports_baco(struct drm_device *dev) | |
238 | { | |
239 | struct amdgpu_device *adev = dev->dev_private; | |
240 | ||
241 | return amdgpu_asic_supports_baco(adev); | |
242 | } | |
243 | ||
e35e2b11 TY |
244 | /** |
245 | * VRAM access helper functions. | |
246 | * | |
247 | * amdgpu_device_vram_access - read/write a buffer in vram | |
248 | * | |
249 | * @adev: amdgpu_device pointer | |
250 | * @pos: offset of the buffer in vram | |
251 | * @buf: virtual address of the buffer in system memory | |
252 | * @size: read/write size, sizeof(@buf) must > @size | |
253 | * @write: true - write to vram, otherwise - read from vram | |
254 | */ | |
255 | void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos, | |
256 | uint32_t *buf, size_t size, bool write) | |
257 | { | |
e35e2b11 | 258 | unsigned long flags; |
ce05ac56 CK |
259 | uint32_t hi = ~0; |
260 | uint64_t last; | |
261 | ||
9d11eb0d CK |
262 | |
263 | #ifdef CONFIG_64BIT | |
264 | last = min(pos + size, adev->gmc.visible_vram_size); | |
265 | if (last > pos) { | |
266 | void __iomem *addr = adev->mman.aper_base_kaddr + pos; | |
267 | size_t count = last - pos; | |
268 | ||
269 | if (write) { | |
270 | memcpy_toio(addr, buf, count); | |
271 | mb(); | |
272 | amdgpu_asic_flush_hdp(adev, NULL); | |
273 | } else { | |
274 | amdgpu_asic_invalidate_hdp(adev, NULL); | |
275 | mb(); | |
276 | memcpy_fromio(buf, addr, count); | |
277 | } | |
278 | ||
279 | if (count == size) | |
280 | return; | |
281 | ||
282 | pos += count; | |
283 | buf += count / 4; | |
284 | size -= count; | |
285 | } | |
286 | #endif | |
287 | ||
ce05ac56 CK |
288 | spin_lock_irqsave(&adev->mmio_idx_lock, flags); |
289 | for (last = pos + size; pos < last; pos += 4) { | |
290 | uint32_t tmp = pos >> 31; | |
e35e2b11 | 291 | |
e35e2b11 | 292 | WREG32_NO_KIQ(mmMM_INDEX, ((uint32_t)pos) | 0x80000000); |
ce05ac56 CK |
293 | if (tmp != hi) { |
294 | WREG32_NO_KIQ(mmMM_INDEX_HI, tmp); | |
295 | hi = tmp; | |
296 | } | |
e35e2b11 TY |
297 | if (write) |
298 | WREG32_NO_KIQ(mmMM_DATA, *buf++); | |
299 | else | |
300 | *buf++ = RREG32_NO_KIQ(mmMM_DATA); | |
e35e2b11 | 301 | } |
ce05ac56 | 302 | spin_unlock_irqrestore(&adev->mmio_idx_lock, flags); |
e35e2b11 TY |
303 | } |
304 | ||
d38ceaf9 | 305 | /* |
e78b579d | 306 | * MMIO register access helper functions. |
d38ceaf9 | 307 | */ |
e3ecdffa | 308 | /** |
e78b579d | 309 | * amdgpu_mm_rreg - read a memory mapped IO register |
e3ecdffa AD |
310 | * |
311 | * @adev: amdgpu_device pointer | |
312 | * @reg: dword aligned register offset | |
313 | * @acc_flags: access flags which require special behavior | |
314 | * | |
315 | * Returns the 32 bit value from the offset specified. | |
316 | */ | |
e78b579d HZ |
317 | uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg, |
318 | uint32_t acc_flags) | |
d38ceaf9 | 319 | { |
f4b373f4 TSD |
320 | uint32_t ret; |
321 | ||
f384ff95 | 322 | if (!(acc_flags & AMDGPU_REGS_NO_KIQ) && amdgpu_sriov_runtime(adev)) |
d33a99c4 | 323 | return amdgpu_kiq_rreg(adev, reg); |
bc992ba5 | 324 | |
ec59847e | 325 | if ((reg * 4) < adev->rmmio_size) |
f4b373f4 | 326 | ret = readl(((void __iomem *)adev->rmmio) + (reg * 4)); |
e78b579d HZ |
327 | else { |
328 | unsigned long flags; | |
329 | ||
330 | spin_lock_irqsave(&adev->mmio_idx_lock, flags); | |
331 | writel((reg * 4), ((void __iomem *)adev->rmmio) + (mmMM_INDEX * 4)); | |
332 | ret = readl(((void __iomem *)adev->rmmio) + (mmMM_DATA * 4)); | |
333 | spin_unlock_irqrestore(&adev->mmio_idx_lock, flags); | |
334 | } | |
335 | trace_amdgpu_mm_rreg(adev->pdev->device, reg, ret); | |
f4b373f4 | 336 | return ret; |
d38ceaf9 AD |
337 | } |
338 | ||
421a2a30 ML |
339 | /* |
340 | * MMIO register read with bytes helper functions | |
341 | * @offset:bytes offset from MMIO start | |
342 | * | |
343 | */ | |
344 | ||
e3ecdffa AD |
345 | /** |
346 | * amdgpu_mm_rreg8 - read a memory mapped IO register | |
347 | * | |
348 | * @adev: amdgpu_device pointer | |
349 | * @offset: byte aligned register offset | |
350 | * | |
351 | * Returns the 8 bit value from the offset specified. | |
352 | */ | |
421a2a30 ML |
353 | uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset) { |
354 | if (offset < adev->rmmio_size) | |
355 | return (readb(adev->rmmio + offset)); | |
356 | BUG(); | |
357 | } | |
358 | ||
359 | /* | |
360 | * MMIO register write with bytes helper functions | |
361 | * @offset:bytes offset from MMIO start | |
362 | * @value: the value want to be written to the register | |
363 | * | |
364 | */ | |
e3ecdffa AD |
365 | /** |
366 | * amdgpu_mm_wreg8 - read a memory mapped IO register | |
367 | * | |
368 | * @adev: amdgpu_device pointer | |
369 | * @offset: byte aligned register offset | |
370 | * @value: 8 bit value to write | |
371 | * | |
372 | * Writes the value specified to the offset specified. | |
373 | */ | |
421a2a30 ML |
374 | void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value) { |
375 | if (offset < adev->rmmio_size) | |
376 | writeb(value, adev->rmmio + offset); | |
377 | else | |
378 | BUG(); | |
379 | } | |
380 | ||
e78b579d | 381 | void static inline amdgpu_mm_wreg_mmio(struct amdgpu_device *adev, uint32_t reg, uint32_t v, uint32_t acc_flags) |
2e0cc4d4 | 382 | { |
e78b579d | 383 | trace_amdgpu_mm_wreg(adev->pdev->device, reg, v); |
2e0cc4d4 | 384 | |
ec59847e | 385 | if ((reg * 4) < adev->rmmio_size) |
2e0cc4d4 | 386 | writel(v, ((void __iomem *)adev->rmmio) + (reg * 4)); |
e78b579d HZ |
387 | else { |
388 | unsigned long flags; | |
389 | ||
390 | spin_lock_irqsave(&adev->mmio_idx_lock, flags); | |
391 | writel((reg * 4), ((void __iomem *)adev->rmmio) + (mmMM_INDEX * 4)); | |
392 | writel(v, ((void __iomem *)adev->rmmio) + (mmMM_DATA * 4)); | |
393 | spin_unlock_irqrestore(&adev->mmio_idx_lock, flags); | |
394 | } | |
2e0cc4d4 ML |
395 | } |
396 | ||
e3ecdffa | 397 | /** |
e78b579d | 398 | * amdgpu_mm_wreg - write to a memory mapped IO register |
e3ecdffa AD |
399 | * |
400 | * @adev: amdgpu_device pointer | |
401 | * @reg: dword aligned register offset | |
402 | * @v: 32 bit value to write to the register | |
403 | * @acc_flags: access flags which require special behavior | |
404 | * | |
405 | * Writes the value specified to the offset specified. | |
406 | */ | |
e78b579d HZ |
407 | void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v, |
408 | uint32_t acc_flags) | |
d38ceaf9 | 409 | { |
f384ff95 | 410 | if (!(acc_flags & AMDGPU_REGS_NO_KIQ) && amdgpu_sriov_runtime(adev)) |
d33a99c4 | 411 | return amdgpu_kiq_wreg(adev, reg, v); |
bc992ba5 | 412 | |
e78b579d | 413 | amdgpu_mm_wreg_mmio(adev, reg, v, acc_flags); |
2e0cc4d4 | 414 | } |
d38ceaf9 | 415 | |
2e0cc4d4 ML |
416 | /* |
417 | * amdgpu_mm_wreg_mmio_rlc - write register either with mmio or with RLC path if in range | |
418 | * | |
419 | * this function is invoked only the debugfs register access | |
420 | * */ | |
421 | void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev, uint32_t reg, uint32_t v, | |
422 | uint32_t acc_flags) | |
423 | { | |
424 | if (amdgpu_sriov_fullaccess(adev) && | |
425 | adev->gfx.rlc.funcs && | |
426 | adev->gfx.rlc.funcs->is_rlcg_access_range) { | |
47ed4e1c | 427 | |
2e0cc4d4 ML |
428 | if (adev->gfx.rlc.funcs->is_rlcg_access_range(adev, reg)) |
429 | return adev->gfx.rlc.funcs->rlcg_wreg(adev, reg, v); | |
47ed4e1c | 430 | } |
2e0cc4d4 | 431 | |
e78b579d | 432 | amdgpu_mm_wreg_mmio(adev, reg, v, acc_flags); |
d38ceaf9 AD |
433 | } |
434 | ||
e3ecdffa AD |
435 | /** |
436 | * amdgpu_io_rreg - read an IO register | |
437 | * | |
438 | * @adev: amdgpu_device pointer | |
439 | * @reg: dword aligned register offset | |
440 | * | |
441 | * Returns the 32 bit value from the offset specified. | |
442 | */ | |
d38ceaf9 AD |
443 | u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg) |
444 | { | |
445 | if ((reg * 4) < adev->rio_mem_size) | |
446 | return ioread32(adev->rio_mem + (reg * 4)); | |
447 | else { | |
448 | iowrite32((reg * 4), adev->rio_mem + (mmMM_INDEX * 4)); | |
449 | return ioread32(adev->rio_mem + (mmMM_DATA * 4)); | |
450 | } | |
451 | } | |
452 | ||
e3ecdffa AD |
453 | /** |
454 | * amdgpu_io_wreg - write to an IO register | |
455 | * | |
456 | * @adev: amdgpu_device pointer | |
457 | * @reg: dword aligned register offset | |
458 | * @v: 32 bit value to write to the register | |
459 | * | |
460 | * Writes the value specified to the offset specified. | |
461 | */ | |
d38ceaf9 AD |
462 | void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v) |
463 | { | |
d38ceaf9 AD |
464 | if ((reg * 4) < adev->rio_mem_size) |
465 | iowrite32(v, adev->rio_mem + (reg * 4)); | |
466 | else { | |
467 | iowrite32((reg * 4), adev->rio_mem + (mmMM_INDEX * 4)); | |
468 | iowrite32(v, adev->rio_mem + (mmMM_DATA * 4)); | |
469 | } | |
470 | } | |
471 | ||
472 | /** | |
473 | * amdgpu_mm_rdoorbell - read a doorbell dword | |
474 | * | |
475 | * @adev: amdgpu_device pointer | |
476 | * @index: doorbell index | |
477 | * | |
478 | * Returns the value in the doorbell aperture at the | |
479 | * requested doorbell index (CIK). | |
480 | */ | |
481 | u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index) | |
482 | { | |
483 | if (index < adev->doorbell.num_doorbells) { | |
484 | return readl(adev->doorbell.ptr + index); | |
485 | } else { | |
486 | DRM_ERROR("reading beyond doorbell aperture: 0x%08x!\n", index); | |
487 | return 0; | |
488 | } | |
489 | } | |
490 | ||
491 | /** | |
492 | * amdgpu_mm_wdoorbell - write a doorbell dword | |
493 | * | |
494 | * @adev: amdgpu_device pointer | |
495 | * @index: doorbell index | |
496 | * @v: value to write | |
497 | * | |
498 | * Writes @v to the doorbell aperture at the | |
499 | * requested doorbell index (CIK). | |
500 | */ | |
501 | void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v) | |
502 | { | |
503 | if (index < adev->doorbell.num_doorbells) { | |
504 | writel(v, adev->doorbell.ptr + index); | |
505 | } else { | |
506 | DRM_ERROR("writing beyond doorbell aperture: 0x%08x!\n", index); | |
507 | } | |
508 | } | |
509 | ||
832be404 KW |
510 | /** |
511 | * amdgpu_mm_rdoorbell64 - read a doorbell Qword | |
512 | * | |
513 | * @adev: amdgpu_device pointer | |
514 | * @index: doorbell index | |
515 | * | |
516 | * Returns the value in the doorbell aperture at the | |
517 | * requested doorbell index (VEGA10+). | |
518 | */ | |
519 | u64 amdgpu_mm_rdoorbell64(struct amdgpu_device *adev, u32 index) | |
520 | { | |
521 | if (index < adev->doorbell.num_doorbells) { | |
522 | return atomic64_read((atomic64_t *)(adev->doorbell.ptr + index)); | |
523 | } else { | |
524 | DRM_ERROR("reading beyond doorbell aperture: 0x%08x!\n", index); | |
525 | return 0; | |
526 | } | |
527 | } | |
528 | ||
529 | /** | |
530 | * amdgpu_mm_wdoorbell64 - write a doorbell Qword | |
531 | * | |
532 | * @adev: amdgpu_device pointer | |
533 | * @index: doorbell index | |
534 | * @v: value to write | |
535 | * | |
536 | * Writes @v to the doorbell aperture at the | |
537 | * requested doorbell index (VEGA10+). | |
538 | */ | |
539 | void amdgpu_mm_wdoorbell64(struct amdgpu_device *adev, u32 index, u64 v) | |
540 | { | |
541 | if (index < adev->doorbell.num_doorbells) { | |
542 | atomic64_set((atomic64_t *)(adev->doorbell.ptr + index), v); | |
543 | } else { | |
544 | DRM_ERROR("writing beyond doorbell aperture: 0x%08x!\n", index); | |
545 | } | |
546 | } | |
547 | ||
d38ceaf9 AD |
548 | /** |
549 | * amdgpu_invalid_rreg - dummy reg read function | |
550 | * | |
551 | * @adev: amdgpu device pointer | |
552 | * @reg: offset of register | |
553 | * | |
554 | * Dummy register read function. Used for register blocks | |
555 | * that certain asics don't have (all asics). | |
556 | * Returns the value in the register. | |
557 | */ | |
558 | static uint32_t amdgpu_invalid_rreg(struct amdgpu_device *adev, uint32_t reg) | |
559 | { | |
560 | DRM_ERROR("Invalid callback to read register 0x%04X\n", reg); | |
561 | BUG(); | |
562 | return 0; | |
563 | } | |
564 | ||
565 | /** | |
566 | * amdgpu_invalid_wreg - dummy reg write function | |
567 | * | |
568 | * @adev: amdgpu device pointer | |
569 | * @reg: offset of register | |
570 | * @v: value to write to the register | |
571 | * | |
572 | * Dummy register read function. Used for register blocks | |
573 | * that certain asics don't have (all asics). | |
574 | */ | |
575 | static void amdgpu_invalid_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v) | |
576 | { | |
577 | DRM_ERROR("Invalid callback to write register 0x%04X with 0x%08X\n", | |
578 | reg, v); | |
579 | BUG(); | |
580 | } | |
581 | ||
4fa1c6a6 TZ |
582 | /** |
583 | * amdgpu_invalid_rreg64 - dummy 64 bit reg read function | |
584 | * | |
585 | * @adev: amdgpu device pointer | |
586 | * @reg: offset of register | |
587 | * | |
588 | * Dummy register read function. Used for register blocks | |
589 | * that certain asics don't have (all asics). | |
590 | * Returns the value in the register. | |
591 | */ | |
592 | static uint64_t amdgpu_invalid_rreg64(struct amdgpu_device *adev, uint32_t reg) | |
593 | { | |
594 | DRM_ERROR("Invalid callback to read 64 bit register 0x%04X\n", reg); | |
595 | BUG(); | |
596 | return 0; | |
597 | } | |
598 | ||
599 | /** | |
600 | * amdgpu_invalid_wreg64 - dummy reg write function | |
601 | * | |
602 | * @adev: amdgpu device pointer | |
603 | * @reg: offset of register | |
604 | * @v: value to write to the register | |
605 | * | |
606 | * Dummy register read function. Used for register blocks | |
607 | * that certain asics don't have (all asics). | |
608 | */ | |
609 | static void amdgpu_invalid_wreg64(struct amdgpu_device *adev, uint32_t reg, uint64_t v) | |
610 | { | |
611 | DRM_ERROR("Invalid callback to write 64 bit register 0x%04X with 0x%08llX\n", | |
612 | reg, v); | |
613 | BUG(); | |
614 | } | |
615 | ||
d38ceaf9 AD |
616 | /** |
617 | * amdgpu_block_invalid_rreg - dummy reg read function | |
618 | * | |
619 | * @adev: amdgpu device pointer | |
620 | * @block: offset of instance | |
621 | * @reg: offset of register | |
622 | * | |
623 | * Dummy register read function. Used for register blocks | |
624 | * that certain asics don't have (all asics). | |
625 | * Returns the value in the register. | |
626 | */ | |
627 | static uint32_t amdgpu_block_invalid_rreg(struct amdgpu_device *adev, | |
628 | uint32_t block, uint32_t reg) | |
629 | { | |
630 | DRM_ERROR("Invalid callback to read register 0x%04X in block 0x%04X\n", | |
631 | reg, block); | |
632 | BUG(); | |
633 | return 0; | |
634 | } | |
635 | ||
636 | /** | |
637 | * amdgpu_block_invalid_wreg - dummy reg write function | |
638 | * | |
639 | * @adev: amdgpu device pointer | |
640 | * @block: offset of instance | |
641 | * @reg: offset of register | |
642 | * @v: value to write to the register | |
643 | * | |
644 | * Dummy register read function. Used for register blocks | |
645 | * that certain asics don't have (all asics). | |
646 | */ | |
647 | static void amdgpu_block_invalid_wreg(struct amdgpu_device *adev, | |
648 | uint32_t block, | |
649 | uint32_t reg, uint32_t v) | |
650 | { | |
651 | DRM_ERROR("Invalid block callback to write register 0x%04X in block 0x%04X with 0x%08X\n", | |
652 | reg, block, v); | |
653 | BUG(); | |
654 | } | |
655 | ||
e3ecdffa AD |
656 | /** |
657 | * amdgpu_device_vram_scratch_init - allocate the VRAM scratch page | |
658 | * | |
659 | * @adev: amdgpu device pointer | |
660 | * | |
661 | * Allocates a scratch page of VRAM for use by various things in the | |
662 | * driver. | |
663 | */ | |
06ec9070 | 664 | static int amdgpu_device_vram_scratch_init(struct amdgpu_device *adev) |
d38ceaf9 | 665 | { |
a4a02777 CK |
666 | return amdgpu_bo_create_kernel(adev, AMDGPU_GPU_PAGE_SIZE, |
667 | PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, | |
668 | &adev->vram_scratch.robj, | |
669 | &adev->vram_scratch.gpu_addr, | |
670 | (void **)&adev->vram_scratch.ptr); | |
d38ceaf9 AD |
671 | } |
672 | ||
e3ecdffa AD |
673 | /** |
674 | * amdgpu_device_vram_scratch_fini - Free the VRAM scratch page | |
675 | * | |
676 | * @adev: amdgpu device pointer | |
677 | * | |
678 | * Frees the VRAM scratch page. | |
679 | */ | |
06ec9070 | 680 | static void amdgpu_device_vram_scratch_fini(struct amdgpu_device *adev) |
d38ceaf9 | 681 | { |
078af1a3 | 682 | amdgpu_bo_free_kernel(&adev->vram_scratch.robj, NULL, NULL); |
d38ceaf9 AD |
683 | } |
684 | ||
685 | /** | |
9c3f2b54 | 686 | * amdgpu_device_program_register_sequence - program an array of registers. |
d38ceaf9 AD |
687 | * |
688 | * @adev: amdgpu_device pointer | |
689 | * @registers: pointer to the register array | |
690 | * @array_size: size of the register array | |
691 | * | |
692 | * Programs an array or registers with and and or masks. | |
693 | * This is a helper for setting golden registers. | |
694 | */ | |
9c3f2b54 AD |
695 | void amdgpu_device_program_register_sequence(struct amdgpu_device *adev, |
696 | const u32 *registers, | |
697 | const u32 array_size) | |
d38ceaf9 AD |
698 | { |
699 | u32 tmp, reg, and_mask, or_mask; | |
700 | int i; | |
701 | ||
702 | if (array_size % 3) | |
703 | return; | |
704 | ||
705 | for (i = 0; i < array_size; i +=3) { | |
706 | reg = registers[i + 0]; | |
707 | and_mask = registers[i + 1]; | |
708 | or_mask = registers[i + 2]; | |
709 | ||
710 | if (and_mask == 0xffffffff) { | |
711 | tmp = or_mask; | |
712 | } else { | |
713 | tmp = RREG32(reg); | |
714 | tmp &= ~and_mask; | |
e0d07657 HZ |
715 | if (adev->family >= AMDGPU_FAMILY_AI) |
716 | tmp |= (or_mask & and_mask); | |
717 | else | |
718 | tmp |= or_mask; | |
d38ceaf9 AD |
719 | } |
720 | WREG32(reg, tmp); | |
721 | } | |
722 | } | |
723 | ||
e3ecdffa AD |
724 | /** |
725 | * amdgpu_device_pci_config_reset - reset the GPU | |
726 | * | |
727 | * @adev: amdgpu_device pointer | |
728 | * | |
729 | * Resets the GPU using the pci config reset sequence. | |
730 | * Only applicable to asics prior to vega10. | |
731 | */ | |
8111c387 | 732 | void amdgpu_device_pci_config_reset(struct amdgpu_device *adev) |
d38ceaf9 AD |
733 | { |
734 | pci_write_config_dword(adev->pdev, 0x7c, AMDGPU_ASIC_RESET_DATA); | |
735 | } | |
736 | ||
737 | /* | |
738 | * GPU doorbell aperture helpers function. | |
739 | */ | |
740 | /** | |
06ec9070 | 741 | * amdgpu_device_doorbell_init - Init doorbell driver information. |
d38ceaf9 AD |
742 | * |
743 | * @adev: amdgpu_device pointer | |
744 | * | |
745 | * Init doorbell driver information (CIK) | |
746 | * Returns 0 on success, error on failure. | |
747 | */ | |
06ec9070 | 748 | static int amdgpu_device_doorbell_init(struct amdgpu_device *adev) |
d38ceaf9 | 749 | { |
6585661d | 750 | |
705e519e CK |
751 | /* No doorbell on SI hardware generation */ |
752 | if (adev->asic_type < CHIP_BONAIRE) { | |
753 | adev->doorbell.base = 0; | |
754 | adev->doorbell.size = 0; | |
755 | adev->doorbell.num_doorbells = 0; | |
756 | adev->doorbell.ptr = NULL; | |
757 | return 0; | |
758 | } | |
759 | ||
d6895ad3 CK |
760 | if (pci_resource_flags(adev->pdev, 2) & IORESOURCE_UNSET) |
761 | return -EINVAL; | |
762 | ||
22357775 AD |
763 | amdgpu_asic_init_doorbell_index(adev); |
764 | ||
d38ceaf9 AD |
765 | /* doorbell bar mapping */ |
766 | adev->doorbell.base = pci_resource_start(adev->pdev, 2); | |
767 | adev->doorbell.size = pci_resource_len(adev->pdev, 2); | |
768 | ||
edf600da | 769 | adev->doorbell.num_doorbells = min_t(u32, adev->doorbell.size / sizeof(u32), |
9564f192 | 770 | adev->doorbell_index.max_assignment+1); |
d38ceaf9 AD |
771 | if (adev->doorbell.num_doorbells == 0) |
772 | return -EINVAL; | |
773 | ||
ec3db8a6 | 774 | /* For Vega, reserve and map two pages on doorbell BAR since SDMA |
88dc26e4 OZ |
775 | * paging queue doorbell use the second page. The |
776 | * AMDGPU_DOORBELL64_MAX_ASSIGNMENT definition assumes all the | |
777 | * doorbells are in the first page. So with paging queue enabled, | |
778 | * the max num_doorbells should + 1 page (0x400 in dword) | |
ec3db8a6 PY |
779 | */ |
780 | if (adev->asic_type >= CHIP_VEGA10) | |
88dc26e4 | 781 | adev->doorbell.num_doorbells += 0x400; |
ec3db8a6 | 782 | |
8972e5d2 CK |
783 | adev->doorbell.ptr = ioremap(adev->doorbell.base, |
784 | adev->doorbell.num_doorbells * | |
785 | sizeof(u32)); | |
786 | if (adev->doorbell.ptr == NULL) | |
d38ceaf9 | 787 | return -ENOMEM; |
d38ceaf9 AD |
788 | |
789 | return 0; | |
790 | } | |
791 | ||
792 | /** | |
06ec9070 | 793 | * amdgpu_device_doorbell_fini - Tear down doorbell driver information. |
d38ceaf9 AD |
794 | * |
795 | * @adev: amdgpu_device pointer | |
796 | * | |
797 | * Tear down doorbell driver information (CIK) | |
798 | */ | |
06ec9070 | 799 | static void amdgpu_device_doorbell_fini(struct amdgpu_device *adev) |
d38ceaf9 AD |
800 | { |
801 | iounmap(adev->doorbell.ptr); | |
802 | adev->doorbell.ptr = NULL; | |
803 | } | |
804 | ||
22cb0164 | 805 | |
d38ceaf9 AD |
806 | |
807 | /* | |
06ec9070 | 808 | * amdgpu_device_wb_*() |
455a7bc2 | 809 | * Writeback is the method by which the GPU updates special pages in memory |
ea81a173 | 810 | * with the status of certain GPU events (fences, ring pointers,etc.). |
d38ceaf9 AD |
811 | */ |
812 | ||
813 | /** | |
06ec9070 | 814 | * amdgpu_device_wb_fini - Disable Writeback and free memory |
d38ceaf9 AD |
815 | * |
816 | * @adev: amdgpu_device pointer | |
817 | * | |
818 | * Disables Writeback and frees the Writeback memory (all asics). | |
819 | * Used at driver shutdown. | |
820 | */ | |
06ec9070 | 821 | static void amdgpu_device_wb_fini(struct amdgpu_device *adev) |
d38ceaf9 AD |
822 | { |
823 | if (adev->wb.wb_obj) { | |
a76ed485 AD |
824 | amdgpu_bo_free_kernel(&adev->wb.wb_obj, |
825 | &adev->wb.gpu_addr, | |
826 | (void **)&adev->wb.wb); | |
d38ceaf9 AD |
827 | adev->wb.wb_obj = NULL; |
828 | } | |
829 | } | |
830 | ||
831 | /** | |
06ec9070 | 832 | * amdgpu_device_wb_init- Init Writeback driver info and allocate memory |
d38ceaf9 AD |
833 | * |
834 | * @adev: amdgpu_device pointer | |
835 | * | |
455a7bc2 | 836 | * Initializes writeback and allocates writeback memory (all asics). |
d38ceaf9 AD |
837 | * Used at driver startup. |
838 | * Returns 0 on success or an -error on failure. | |
839 | */ | |
06ec9070 | 840 | static int amdgpu_device_wb_init(struct amdgpu_device *adev) |
d38ceaf9 AD |
841 | { |
842 | int r; | |
843 | ||
844 | if (adev->wb.wb_obj == NULL) { | |
97407b63 AD |
845 | /* AMDGPU_MAX_WB * sizeof(uint32_t) * 8 = AMDGPU_MAX_WB 256bit slots */ |
846 | r = amdgpu_bo_create_kernel(adev, AMDGPU_MAX_WB * sizeof(uint32_t) * 8, | |
a76ed485 AD |
847 | PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT, |
848 | &adev->wb.wb_obj, &adev->wb.gpu_addr, | |
849 | (void **)&adev->wb.wb); | |
d38ceaf9 AD |
850 | if (r) { |
851 | dev_warn(adev->dev, "(%d) create WB bo failed\n", r); | |
852 | return r; | |
853 | } | |
d38ceaf9 AD |
854 | |
855 | adev->wb.num_wb = AMDGPU_MAX_WB; | |
856 | memset(&adev->wb.used, 0, sizeof(adev->wb.used)); | |
857 | ||
858 | /* clear wb memory */ | |
73469585 | 859 | memset((char *)adev->wb.wb, 0, AMDGPU_MAX_WB * sizeof(uint32_t) * 8); |
d38ceaf9 AD |
860 | } |
861 | ||
862 | return 0; | |
863 | } | |
864 | ||
865 | /** | |
131b4b36 | 866 | * amdgpu_device_wb_get - Allocate a wb entry |
d38ceaf9 AD |
867 | * |
868 | * @adev: amdgpu_device pointer | |
869 | * @wb: wb index | |
870 | * | |
871 | * Allocate a wb slot for use by the driver (all asics). | |
872 | * Returns 0 on success or -EINVAL on failure. | |
873 | */ | |
131b4b36 | 874 | int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb) |
d38ceaf9 AD |
875 | { |
876 | unsigned long offset = find_first_zero_bit(adev->wb.used, adev->wb.num_wb); | |
d38ceaf9 | 877 | |
97407b63 | 878 | if (offset < adev->wb.num_wb) { |
7014285a | 879 | __set_bit(offset, adev->wb.used); |
63ae07ca | 880 | *wb = offset << 3; /* convert to dw offset */ |
0915fdbc ML |
881 | return 0; |
882 | } else { | |
883 | return -EINVAL; | |
884 | } | |
885 | } | |
886 | ||
d38ceaf9 | 887 | /** |
131b4b36 | 888 | * amdgpu_device_wb_free - Free a wb entry |
d38ceaf9 AD |
889 | * |
890 | * @adev: amdgpu_device pointer | |
891 | * @wb: wb index | |
892 | * | |
893 | * Free a wb slot allocated for use by the driver (all asics) | |
894 | */ | |
131b4b36 | 895 | void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb) |
d38ceaf9 | 896 | { |
73469585 | 897 | wb >>= 3; |
d38ceaf9 | 898 | if (wb < adev->wb.num_wb) |
73469585 | 899 | __clear_bit(wb, adev->wb.used); |
d38ceaf9 AD |
900 | } |
901 | ||
d6895ad3 CK |
902 | /** |
903 | * amdgpu_device_resize_fb_bar - try to resize FB BAR | |
904 | * | |
905 | * @adev: amdgpu_device pointer | |
906 | * | |
907 | * Try to resize FB BAR to make all VRAM CPU accessible. We try very hard not | |
908 | * to fail, but if any of the BARs is not accessible after the size we abort | |
909 | * driver loading by returning -ENODEV. | |
910 | */ | |
911 | int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev) | |
912 | { | |
770d13b1 | 913 | u64 space_needed = roundup_pow_of_two(adev->gmc.real_vram_size); |
d6895ad3 | 914 | u32 rbar_size = order_base_2(((space_needed >> 20) | 1)) - 1; |
31b8adab CK |
915 | struct pci_bus *root; |
916 | struct resource *res; | |
917 | unsigned i; | |
d6895ad3 CK |
918 | u16 cmd; |
919 | int r; | |
920 | ||
0c03b912 | 921 | /* Bypass for VF */ |
922 | if (amdgpu_sriov_vf(adev)) | |
923 | return 0; | |
924 | ||
b7221f2b AD |
925 | /* skip if the bios has already enabled large BAR */ |
926 | if (adev->gmc.real_vram_size && | |
927 | (pci_resource_len(adev->pdev, 0) >= adev->gmc.real_vram_size)) | |
928 | return 0; | |
929 | ||
31b8adab CK |
930 | /* Check if the root BUS has 64bit memory resources */ |
931 | root = adev->pdev->bus; | |
932 | while (root->parent) | |
933 | root = root->parent; | |
934 | ||
935 | pci_bus_for_each_resource(root, res, i) { | |
0ebb7c54 | 936 | if (res && res->flags & (IORESOURCE_MEM | IORESOURCE_MEM_64) && |
31b8adab CK |
937 | res->start > 0x100000000ull) |
938 | break; | |
939 | } | |
940 | ||
941 | /* Trying to resize is pointless without a root hub window above 4GB */ | |
942 | if (!res) | |
943 | return 0; | |
944 | ||
d6895ad3 CK |
945 | /* Disable memory decoding while we change the BAR addresses and size */ |
946 | pci_read_config_word(adev->pdev, PCI_COMMAND, &cmd); | |
947 | pci_write_config_word(adev->pdev, PCI_COMMAND, | |
948 | cmd & ~PCI_COMMAND_MEMORY); | |
949 | ||
950 | /* Free the VRAM and doorbell BAR, we most likely need to move both. */ | |
06ec9070 | 951 | amdgpu_device_doorbell_fini(adev); |
d6895ad3 CK |
952 | if (adev->asic_type >= CHIP_BONAIRE) |
953 | pci_release_resource(adev->pdev, 2); | |
954 | ||
955 | pci_release_resource(adev->pdev, 0); | |
956 | ||
957 | r = pci_resize_resource(adev->pdev, 0, rbar_size); | |
958 | if (r == -ENOSPC) | |
959 | DRM_INFO("Not enough PCI address space for a large BAR."); | |
960 | else if (r && r != -ENOTSUPP) | |
961 | DRM_ERROR("Problem resizing BAR0 (%d).", r); | |
962 | ||
963 | pci_assign_unassigned_bus_resources(adev->pdev->bus); | |
964 | ||
965 | /* When the doorbell or fb BAR isn't available we have no chance of | |
966 | * using the device. | |
967 | */ | |
06ec9070 | 968 | r = amdgpu_device_doorbell_init(adev); |
d6895ad3 CK |
969 | if (r || (pci_resource_flags(adev->pdev, 0) & IORESOURCE_UNSET)) |
970 | return -ENODEV; | |
971 | ||
972 | pci_write_config_word(adev->pdev, PCI_COMMAND, cmd); | |
973 | ||
974 | return 0; | |
975 | } | |
a05502e5 | 976 | |
d38ceaf9 AD |
977 | /* |
978 | * GPU helpers function. | |
979 | */ | |
980 | /** | |
39c640c0 | 981 | * amdgpu_device_need_post - check if the hw need post or not |
d38ceaf9 AD |
982 | * |
983 | * @adev: amdgpu_device pointer | |
984 | * | |
c836fec5 JQ |
985 | * Check if the asic has been initialized (all asics) at driver startup |
986 | * or post is needed if hw reset is performed. | |
987 | * Returns true if need or false if not. | |
d38ceaf9 | 988 | */ |
39c640c0 | 989 | bool amdgpu_device_need_post(struct amdgpu_device *adev) |
d38ceaf9 AD |
990 | { |
991 | uint32_t reg; | |
992 | ||
bec86378 ML |
993 | if (amdgpu_sriov_vf(adev)) |
994 | return false; | |
995 | ||
996 | if (amdgpu_passthrough(adev)) { | |
1da2c326 ML |
997 | /* for FIJI: In whole GPU pass-through virtualization case, after VM reboot |
998 | * some old smc fw still need driver do vPost otherwise gpu hang, while | |
999 | * those smc fw version above 22.15 doesn't have this flaw, so we force | |
1000 | * vpost executed for smc version below 22.15 | |
bec86378 ML |
1001 | */ |
1002 | if (adev->asic_type == CHIP_FIJI) { | |
1003 | int err; | |
1004 | uint32_t fw_ver; | |
1005 | err = request_firmware(&adev->pm.fw, "amdgpu/fiji_smc.bin", adev->dev); | |
1006 | /* force vPost if error occured */ | |
1007 | if (err) | |
1008 | return true; | |
1009 | ||
1010 | fw_ver = *((uint32_t *)adev->pm.fw->data + 69); | |
1da2c326 ML |
1011 | if (fw_ver < 0x00160e00) |
1012 | return true; | |
bec86378 | 1013 | } |
bec86378 | 1014 | } |
91fe77eb | 1015 | |
1016 | if (adev->has_hw_reset) { | |
1017 | adev->has_hw_reset = false; | |
1018 | return true; | |
1019 | } | |
1020 | ||
1021 | /* bios scratch used on CIK+ */ | |
1022 | if (adev->asic_type >= CHIP_BONAIRE) | |
1023 | return amdgpu_atombios_scratch_need_asic_init(adev); | |
1024 | ||
1025 | /* check MEM_SIZE for older asics */ | |
1026 | reg = amdgpu_asic_get_config_memsize(adev); | |
1027 | ||
1028 | if ((reg != 0) && (reg != 0xffffffff)) | |
1029 | return false; | |
1030 | ||
1031 | return true; | |
bec86378 ML |
1032 | } |
1033 | ||
d38ceaf9 AD |
1034 | /* if we get transitioned to only one device, take VGA back */ |
1035 | /** | |
06ec9070 | 1036 | * amdgpu_device_vga_set_decode - enable/disable vga decode |
d38ceaf9 AD |
1037 | * |
1038 | * @cookie: amdgpu_device pointer | |
1039 | * @state: enable/disable vga decode | |
1040 | * | |
1041 | * Enable/disable vga decode (all asics). | |
1042 | * Returns VGA resource flags. | |
1043 | */ | |
06ec9070 | 1044 | static unsigned int amdgpu_device_vga_set_decode(void *cookie, bool state) |
d38ceaf9 AD |
1045 | { |
1046 | struct amdgpu_device *adev = cookie; | |
1047 | amdgpu_asic_set_vga_state(adev, state); | |
1048 | if (state) | |
1049 | return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM | | |
1050 | VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; | |
1051 | else | |
1052 | return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; | |
1053 | } | |
1054 | ||
e3ecdffa AD |
1055 | /** |
1056 | * amdgpu_device_check_block_size - validate the vm block size | |
1057 | * | |
1058 | * @adev: amdgpu_device pointer | |
1059 | * | |
1060 | * Validates the vm block size specified via module parameter. | |
1061 | * The vm block size defines number of bits in page table versus page directory, | |
1062 | * a page is 4KB so we have 12 bits offset, minimum 9 bits in the | |
1063 | * page table and the remaining bits are in the page directory. | |
1064 | */ | |
06ec9070 | 1065 | static void amdgpu_device_check_block_size(struct amdgpu_device *adev) |
a1adf8be CZ |
1066 | { |
1067 | /* defines number of bits in page table versus page directory, | |
1068 | * a page is 4KB so we have 12 bits offset, minimum 9 bits in the | |
1069 | * page table and the remaining bits are in the page directory */ | |
bab4fee7 JZ |
1070 | if (amdgpu_vm_block_size == -1) |
1071 | return; | |
a1adf8be | 1072 | |
bab4fee7 | 1073 | if (amdgpu_vm_block_size < 9) { |
a1adf8be CZ |
1074 | dev_warn(adev->dev, "VM page table size (%d) too small\n", |
1075 | amdgpu_vm_block_size); | |
97489129 | 1076 | amdgpu_vm_block_size = -1; |
a1adf8be | 1077 | } |
a1adf8be CZ |
1078 | } |
1079 | ||
e3ecdffa AD |
1080 | /** |
1081 | * amdgpu_device_check_vm_size - validate the vm size | |
1082 | * | |
1083 | * @adev: amdgpu_device pointer | |
1084 | * | |
1085 | * Validates the vm size in GB specified via module parameter. | |
1086 | * The VM size is the size of the GPU virtual memory space in GB. | |
1087 | */ | |
06ec9070 | 1088 | static void amdgpu_device_check_vm_size(struct amdgpu_device *adev) |
83ca145d | 1089 | { |
64dab074 AD |
1090 | /* no need to check the default value */ |
1091 | if (amdgpu_vm_size == -1) | |
1092 | return; | |
1093 | ||
83ca145d ZJ |
1094 | if (amdgpu_vm_size < 1) { |
1095 | dev_warn(adev->dev, "VM size (%d) too small, min is 1GB\n", | |
1096 | amdgpu_vm_size); | |
f3368128 | 1097 | amdgpu_vm_size = -1; |
83ca145d | 1098 | } |
83ca145d ZJ |
1099 | } |
1100 | ||
7951e376 RZ |
1101 | static void amdgpu_device_check_smu_prv_buffer_size(struct amdgpu_device *adev) |
1102 | { | |
1103 | struct sysinfo si; | |
a9d4fe2f | 1104 | bool is_os_64 = (sizeof(void *) == 8); |
7951e376 RZ |
1105 | uint64_t total_memory; |
1106 | uint64_t dram_size_seven_GB = 0x1B8000000; | |
1107 | uint64_t dram_size_three_GB = 0xB8000000; | |
1108 | ||
1109 | if (amdgpu_smu_memory_pool_size == 0) | |
1110 | return; | |
1111 | ||
1112 | if (!is_os_64) { | |
1113 | DRM_WARN("Not 64-bit OS, feature not supported\n"); | |
1114 | goto def_value; | |
1115 | } | |
1116 | si_meminfo(&si); | |
1117 | total_memory = (uint64_t)si.totalram * si.mem_unit; | |
1118 | ||
1119 | if ((amdgpu_smu_memory_pool_size == 1) || | |
1120 | (amdgpu_smu_memory_pool_size == 2)) { | |
1121 | if (total_memory < dram_size_three_GB) | |
1122 | goto def_value1; | |
1123 | } else if ((amdgpu_smu_memory_pool_size == 4) || | |
1124 | (amdgpu_smu_memory_pool_size == 8)) { | |
1125 | if (total_memory < dram_size_seven_GB) | |
1126 | goto def_value1; | |
1127 | } else { | |
1128 | DRM_WARN("Smu memory pool size not supported\n"); | |
1129 | goto def_value; | |
1130 | } | |
1131 | adev->pm.smu_prv_buffer_size = amdgpu_smu_memory_pool_size << 28; | |
1132 | ||
1133 | return; | |
1134 | ||
1135 | def_value1: | |
1136 | DRM_WARN("No enough system memory\n"); | |
1137 | def_value: | |
1138 | adev->pm.smu_prv_buffer_size = 0; | |
1139 | } | |
1140 | ||
d38ceaf9 | 1141 | /** |
06ec9070 | 1142 | * amdgpu_device_check_arguments - validate module params |
d38ceaf9 AD |
1143 | * |
1144 | * @adev: amdgpu_device pointer | |
1145 | * | |
1146 | * Validates certain module parameters and updates | |
1147 | * the associated values used by the driver (all asics). | |
1148 | */ | |
912dfc84 | 1149 | static int amdgpu_device_check_arguments(struct amdgpu_device *adev) |
d38ceaf9 | 1150 | { |
5b011235 CZ |
1151 | if (amdgpu_sched_jobs < 4) { |
1152 | dev_warn(adev->dev, "sched jobs (%d) must be at least 4\n", | |
1153 | amdgpu_sched_jobs); | |
1154 | amdgpu_sched_jobs = 4; | |
76117507 | 1155 | } else if (!is_power_of_2(amdgpu_sched_jobs)){ |
5b011235 CZ |
1156 | dev_warn(adev->dev, "sched jobs (%d) must be a power of 2\n", |
1157 | amdgpu_sched_jobs); | |
1158 | amdgpu_sched_jobs = roundup_pow_of_two(amdgpu_sched_jobs); | |
1159 | } | |
d38ceaf9 | 1160 | |
83e74db6 | 1161 | if (amdgpu_gart_size != -1 && amdgpu_gart_size < 32) { |
f9321cc4 CK |
1162 | /* gart size must be greater or equal to 32M */ |
1163 | dev_warn(adev->dev, "gart size (%d) too small\n", | |
1164 | amdgpu_gart_size); | |
83e74db6 | 1165 | amdgpu_gart_size = -1; |
d38ceaf9 AD |
1166 | } |
1167 | ||
36d38372 | 1168 | if (amdgpu_gtt_size != -1 && amdgpu_gtt_size < 32) { |
c4e1a13a | 1169 | /* gtt size must be greater or equal to 32M */ |
36d38372 CK |
1170 | dev_warn(adev->dev, "gtt size (%d) too small\n", |
1171 | amdgpu_gtt_size); | |
1172 | amdgpu_gtt_size = -1; | |
d38ceaf9 AD |
1173 | } |
1174 | ||
d07f14be RH |
1175 | /* valid range is between 4 and 9 inclusive */ |
1176 | if (amdgpu_vm_fragment_size != -1 && | |
1177 | (amdgpu_vm_fragment_size > 9 || amdgpu_vm_fragment_size < 4)) { | |
1178 | dev_warn(adev->dev, "valid range is between 4 and 9\n"); | |
1179 | amdgpu_vm_fragment_size = -1; | |
1180 | } | |
1181 | ||
5d5bd5e3 KW |
1182 | if (amdgpu_sched_hw_submission < 2) { |
1183 | dev_warn(adev->dev, "sched hw submission jobs (%d) must be at least 2\n", | |
1184 | amdgpu_sched_hw_submission); | |
1185 | amdgpu_sched_hw_submission = 2; | |
1186 | } else if (!is_power_of_2(amdgpu_sched_hw_submission)) { | |
1187 | dev_warn(adev->dev, "sched hw submission jobs (%d) must be a power of 2\n", | |
1188 | amdgpu_sched_hw_submission); | |
1189 | amdgpu_sched_hw_submission = roundup_pow_of_two(amdgpu_sched_hw_submission); | |
1190 | } | |
1191 | ||
7951e376 RZ |
1192 | amdgpu_device_check_smu_prv_buffer_size(adev); |
1193 | ||
06ec9070 | 1194 | amdgpu_device_check_vm_size(adev); |
d38ceaf9 | 1195 | |
06ec9070 | 1196 | amdgpu_device_check_block_size(adev); |
6a7f76e7 | 1197 | |
19aede77 | 1198 | adev->firmware.load_type = amdgpu_ucode_get_load_type(adev, amdgpu_fw_load_type); |
912dfc84 | 1199 | |
c6252390 | 1200 | amdgpu_gmc_tmz_set(adev); |
01a8dcec | 1201 | |
e3c00faa | 1202 | return 0; |
d38ceaf9 AD |
1203 | } |
1204 | ||
1205 | /** | |
1206 | * amdgpu_switcheroo_set_state - set switcheroo state | |
1207 | * | |
1208 | * @pdev: pci dev pointer | |
1694467b | 1209 | * @state: vga_switcheroo state |
d38ceaf9 AD |
1210 | * |
1211 | * Callback for the switcheroo driver. Suspends or resumes the | |
1212 | * the asics before or after it is powered up using ACPI methods. | |
1213 | */ | |
1214 | static void amdgpu_switcheroo_set_state(struct pci_dev *pdev, enum vga_switcheroo_state state) | |
1215 | { | |
1216 | struct drm_device *dev = pci_get_drvdata(pdev); | |
de185019 | 1217 | int r; |
d38ceaf9 | 1218 | |
31af062a | 1219 | if (amdgpu_device_supports_boco(dev) && state == VGA_SWITCHEROO_OFF) |
d38ceaf9 AD |
1220 | return; |
1221 | ||
1222 | if (state == VGA_SWITCHEROO_ON) { | |
dd4fa6c1 | 1223 | pr_info("switched on\n"); |
d38ceaf9 AD |
1224 | /* don't suspend or resume card normally */ |
1225 | dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; | |
1226 | ||
de185019 AD |
1227 | pci_set_power_state(dev->pdev, PCI_D0); |
1228 | pci_restore_state(dev->pdev); | |
1229 | r = pci_enable_device(dev->pdev); | |
1230 | if (r) | |
1231 | DRM_WARN("pci_enable_device failed (%d)\n", r); | |
1232 | amdgpu_device_resume(dev, true); | |
d38ceaf9 | 1233 | |
d38ceaf9 AD |
1234 | dev->switch_power_state = DRM_SWITCH_POWER_ON; |
1235 | drm_kms_helper_poll_enable(dev); | |
1236 | } else { | |
dd4fa6c1 | 1237 | pr_info("switched off\n"); |
d38ceaf9 AD |
1238 | drm_kms_helper_poll_disable(dev); |
1239 | dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; | |
de185019 AD |
1240 | amdgpu_device_suspend(dev, true); |
1241 | pci_save_state(dev->pdev); | |
1242 | /* Shut down the device */ | |
1243 | pci_disable_device(dev->pdev); | |
1244 | pci_set_power_state(dev->pdev, PCI_D3cold); | |
d38ceaf9 AD |
1245 | dev->switch_power_state = DRM_SWITCH_POWER_OFF; |
1246 | } | |
1247 | } | |
1248 | ||
1249 | /** | |
1250 | * amdgpu_switcheroo_can_switch - see if switcheroo state can change | |
1251 | * | |
1252 | * @pdev: pci dev pointer | |
1253 | * | |
1254 | * Callback for the switcheroo driver. Check of the switcheroo | |
1255 | * state can be changed. | |
1256 | * Returns true if the state can be changed, false if not. | |
1257 | */ | |
1258 | static bool amdgpu_switcheroo_can_switch(struct pci_dev *pdev) | |
1259 | { | |
1260 | struct drm_device *dev = pci_get_drvdata(pdev); | |
1261 | ||
1262 | /* | |
1263 | * FIXME: open_count is protected by drm_global_mutex but that would lead to | |
1264 | * locking inversion with the driver load path. And the access here is | |
1265 | * completely racy anyway. So don't bother with locking for now. | |
1266 | */ | |
7e13ad89 | 1267 | return atomic_read(&dev->open_count) == 0; |
d38ceaf9 AD |
1268 | } |
1269 | ||
1270 | static const struct vga_switcheroo_client_ops amdgpu_switcheroo_ops = { | |
1271 | .set_gpu_state = amdgpu_switcheroo_set_state, | |
1272 | .reprobe = NULL, | |
1273 | .can_switch = amdgpu_switcheroo_can_switch, | |
1274 | }; | |
1275 | ||
e3ecdffa AD |
1276 | /** |
1277 | * amdgpu_device_ip_set_clockgating_state - set the CG state | |
1278 | * | |
87e3f136 | 1279 | * @dev: amdgpu_device pointer |
e3ecdffa AD |
1280 | * @block_type: Type of hardware IP (SMU, GFX, UVD, etc.) |
1281 | * @state: clockgating state (gate or ungate) | |
1282 | * | |
1283 | * Sets the requested clockgating state for all instances of | |
1284 | * the hardware IP specified. | |
1285 | * Returns the error code from the last instance. | |
1286 | */ | |
43fa561f | 1287 | int amdgpu_device_ip_set_clockgating_state(void *dev, |
2990a1fc AD |
1288 | enum amd_ip_block_type block_type, |
1289 | enum amd_clockgating_state state) | |
d38ceaf9 | 1290 | { |
43fa561f | 1291 | struct amdgpu_device *adev = dev; |
d38ceaf9 AD |
1292 | int i, r = 0; |
1293 | ||
1294 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
a1255107 | 1295 | if (!adev->ip_blocks[i].status.valid) |
9ecbe7f5 | 1296 | continue; |
c722865a RZ |
1297 | if (adev->ip_blocks[i].version->type != block_type) |
1298 | continue; | |
1299 | if (!adev->ip_blocks[i].version->funcs->set_clockgating_state) | |
1300 | continue; | |
1301 | r = adev->ip_blocks[i].version->funcs->set_clockgating_state( | |
1302 | (void *)adev, state); | |
1303 | if (r) | |
1304 | DRM_ERROR("set_clockgating_state of IP block <%s> failed %d\n", | |
1305 | adev->ip_blocks[i].version->funcs->name, r); | |
d38ceaf9 AD |
1306 | } |
1307 | return r; | |
1308 | } | |
1309 | ||
e3ecdffa AD |
1310 | /** |
1311 | * amdgpu_device_ip_set_powergating_state - set the PG state | |
1312 | * | |
87e3f136 | 1313 | * @dev: amdgpu_device pointer |
e3ecdffa AD |
1314 | * @block_type: Type of hardware IP (SMU, GFX, UVD, etc.) |
1315 | * @state: powergating state (gate or ungate) | |
1316 | * | |
1317 | * Sets the requested powergating state for all instances of | |
1318 | * the hardware IP specified. | |
1319 | * Returns the error code from the last instance. | |
1320 | */ | |
43fa561f | 1321 | int amdgpu_device_ip_set_powergating_state(void *dev, |
2990a1fc AD |
1322 | enum amd_ip_block_type block_type, |
1323 | enum amd_powergating_state state) | |
d38ceaf9 | 1324 | { |
43fa561f | 1325 | struct amdgpu_device *adev = dev; |
d38ceaf9 AD |
1326 | int i, r = 0; |
1327 | ||
1328 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
a1255107 | 1329 | if (!adev->ip_blocks[i].status.valid) |
9ecbe7f5 | 1330 | continue; |
c722865a RZ |
1331 | if (adev->ip_blocks[i].version->type != block_type) |
1332 | continue; | |
1333 | if (!adev->ip_blocks[i].version->funcs->set_powergating_state) | |
1334 | continue; | |
1335 | r = adev->ip_blocks[i].version->funcs->set_powergating_state( | |
1336 | (void *)adev, state); | |
1337 | if (r) | |
1338 | DRM_ERROR("set_powergating_state of IP block <%s> failed %d\n", | |
1339 | adev->ip_blocks[i].version->funcs->name, r); | |
d38ceaf9 AD |
1340 | } |
1341 | return r; | |
1342 | } | |
1343 | ||
e3ecdffa AD |
1344 | /** |
1345 | * amdgpu_device_ip_get_clockgating_state - get the CG state | |
1346 | * | |
1347 | * @adev: amdgpu_device pointer | |
1348 | * @flags: clockgating feature flags | |
1349 | * | |
1350 | * Walks the list of IPs on the device and updates the clockgating | |
1351 | * flags for each IP. | |
1352 | * Updates @flags with the feature flags for each hardware IP where | |
1353 | * clockgating is enabled. | |
1354 | */ | |
2990a1fc AD |
1355 | void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev, |
1356 | u32 *flags) | |
6cb2d4e4 HR |
1357 | { |
1358 | int i; | |
1359 | ||
1360 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
1361 | if (!adev->ip_blocks[i].status.valid) | |
1362 | continue; | |
1363 | if (adev->ip_blocks[i].version->funcs->get_clockgating_state) | |
1364 | adev->ip_blocks[i].version->funcs->get_clockgating_state((void *)adev, flags); | |
1365 | } | |
1366 | } | |
1367 | ||
e3ecdffa AD |
1368 | /** |
1369 | * amdgpu_device_ip_wait_for_idle - wait for idle | |
1370 | * | |
1371 | * @adev: amdgpu_device pointer | |
1372 | * @block_type: Type of hardware IP (SMU, GFX, UVD, etc.) | |
1373 | * | |
1374 | * Waits for the request hardware IP to be idle. | |
1375 | * Returns 0 for success or a negative error code on failure. | |
1376 | */ | |
2990a1fc AD |
1377 | int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev, |
1378 | enum amd_ip_block_type block_type) | |
5dbbb60b AD |
1379 | { |
1380 | int i, r; | |
1381 | ||
1382 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
a1255107 | 1383 | if (!adev->ip_blocks[i].status.valid) |
9ecbe7f5 | 1384 | continue; |
a1255107 AD |
1385 | if (adev->ip_blocks[i].version->type == block_type) { |
1386 | r = adev->ip_blocks[i].version->funcs->wait_for_idle((void *)adev); | |
5dbbb60b AD |
1387 | if (r) |
1388 | return r; | |
1389 | break; | |
1390 | } | |
1391 | } | |
1392 | return 0; | |
1393 | ||
1394 | } | |
1395 | ||
e3ecdffa AD |
1396 | /** |
1397 | * amdgpu_device_ip_is_idle - is the hardware IP idle | |
1398 | * | |
1399 | * @adev: amdgpu_device pointer | |
1400 | * @block_type: Type of hardware IP (SMU, GFX, UVD, etc.) | |
1401 | * | |
1402 | * Check if the hardware IP is idle or not. | |
1403 | * Returns true if it the IP is idle, false if not. | |
1404 | */ | |
2990a1fc AD |
1405 | bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev, |
1406 | enum amd_ip_block_type block_type) | |
5dbbb60b AD |
1407 | { |
1408 | int i; | |
1409 | ||
1410 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
a1255107 | 1411 | if (!adev->ip_blocks[i].status.valid) |
9ecbe7f5 | 1412 | continue; |
a1255107 AD |
1413 | if (adev->ip_blocks[i].version->type == block_type) |
1414 | return adev->ip_blocks[i].version->funcs->is_idle((void *)adev); | |
5dbbb60b AD |
1415 | } |
1416 | return true; | |
1417 | ||
1418 | } | |
1419 | ||
e3ecdffa AD |
1420 | /** |
1421 | * amdgpu_device_ip_get_ip_block - get a hw IP pointer | |
1422 | * | |
1423 | * @adev: amdgpu_device pointer | |
87e3f136 | 1424 | * @type: Type of hardware IP (SMU, GFX, UVD, etc.) |
e3ecdffa AD |
1425 | * |
1426 | * Returns a pointer to the hardware IP block structure | |
1427 | * if it exists for the asic, otherwise NULL. | |
1428 | */ | |
2990a1fc AD |
1429 | struct amdgpu_ip_block * |
1430 | amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev, | |
1431 | enum amd_ip_block_type type) | |
d38ceaf9 AD |
1432 | { |
1433 | int i; | |
1434 | ||
1435 | for (i = 0; i < adev->num_ip_blocks; i++) | |
a1255107 | 1436 | if (adev->ip_blocks[i].version->type == type) |
d38ceaf9 AD |
1437 | return &adev->ip_blocks[i]; |
1438 | ||
1439 | return NULL; | |
1440 | } | |
1441 | ||
1442 | /** | |
2990a1fc | 1443 | * amdgpu_device_ip_block_version_cmp |
d38ceaf9 AD |
1444 | * |
1445 | * @adev: amdgpu_device pointer | |
5fc3aeeb | 1446 | * @type: enum amd_ip_block_type |
d38ceaf9 AD |
1447 | * @major: major version |
1448 | * @minor: minor version | |
1449 | * | |
1450 | * return 0 if equal or greater | |
1451 | * return 1 if smaller or the ip_block doesn't exist | |
1452 | */ | |
2990a1fc AD |
1453 | int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev, |
1454 | enum amd_ip_block_type type, | |
1455 | u32 major, u32 minor) | |
d38ceaf9 | 1456 | { |
2990a1fc | 1457 | struct amdgpu_ip_block *ip_block = amdgpu_device_ip_get_ip_block(adev, type); |
d38ceaf9 | 1458 | |
a1255107 AD |
1459 | if (ip_block && ((ip_block->version->major > major) || |
1460 | ((ip_block->version->major == major) && | |
1461 | (ip_block->version->minor >= minor)))) | |
d38ceaf9 AD |
1462 | return 0; |
1463 | ||
1464 | return 1; | |
1465 | } | |
1466 | ||
a1255107 | 1467 | /** |
2990a1fc | 1468 | * amdgpu_device_ip_block_add |
a1255107 AD |
1469 | * |
1470 | * @adev: amdgpu_device pointer | |
1471 | * @ip_block_version: pointer to the IP to add | |
1472 | * | |
1473 | * Adds the IP block driver information to the collection of IPs | |
1474 | * on the asic. | |
1475 | */ | |
2990a1fc AD |
1476 | int amdgpu_device_ip_block_add(struct amdgpu_device *adev, |
1477 | const struct amdgpu_ip_block_version *ip_block_version) | |
a1255107 AD |
1478 | { |
1479 | if (!ip_block_version) | |
1480 | return -EINVAL; | |
1481 | ||
e966a725 | 1482 | DRM_INFO("add ip block number %d <%s>\n", adev->num_ip_blocks, |
a0bae357 HR |
1483 | ip_block_version->funcs->name); |
1484 | ||
a1255107 AD |
1485 | adev->ip_blocks[adev->num_ip_blocks++].version = ip_block_version; |
1486 | ||
1487 | return 0; | |
1488 | } | |
1489 | ||
e3ecdffa AD |
1490 | /** |
1491 | * amdgpu_device_enable_virtual_display - enable virtual display feature | |
1492 | * | |
1493 | * @adev: amdgpu_device pointer | |
1494 | * | |
1495 | * Enabled the virtual display feature if the user has enabled it via | |
1496 | * the module parameter virtual_display. This feature provides a virtual | |
1497 | * display hardware on headless boards or in virtualized environments. | |
1498 | * This function parses and validates the configuration string specified by | |
1499 | * the user and configues the virtual display configuration (number of | |
1500 | * virtual connectors, crtcs, etc.) specified. | |
1501 | */ | |
483ef985 | 1502 | static void amdgpu_device_enable_virtual_display(struct amdgpu_device *adev) |
9accf2fd ED |
1503 | { |
1504 | adev->enable_virtual_display = false; | |
1505 | ||
1506 | if (amdgpu_virtual_display) { | |
1507 | struct drm_device *ddev = adev->ddev; | |
1508 | const char *pci_address_name = pci_name(ddev->pdev); | |
0f66356d | 1509 | char *pciaddstr, *pciaddstr_tmp, *pciaddname_tmp, *pciaddname; |
9accf2fd ED |
1510 | |
1511 | pciaddstr = kstrdup(amdgpu_virtual_display, GFP_KERNEL); | |
1512 | pciaddstr_tmp = pciaddstr; | |
0f66356d ED |
1513 | while ((pciaddname_tmp = strsep(&pciaddstr_tmp, ";"))) { |
1514 | pciaddname = strsep(&pciaddname_tmp, ","); | |
967de2a9 YT |
1515 | if (!strcmp("all", pciaddname) |
1516 | || !strcmp(pci_address_name, pciaddname)) { | |
0f66356d ED |
1517 | long num_crtc; |
1518 | int res = -1; | |
1519 | ||
9accf2fd | 1520 | adev->enable_virtual_display = true; |
0f66356d ED |
1521 | |
1522 | if (pciaddname_tmp) | |
1523 | res = kstrtol(pciaddname_tmp, 10, | |
1524 | &num_crtc); | |
1525 | ||
1526 | if (!res) { | |
1527 | if (num_crtc < 1) | |
1528 | num_crtc = 1; | |
1529 | if (num_crtc > 6) | |
1530 | num_crtc = 6; | |
1531 | adev->mode_info.num_crtc = num_crtc; | |
1532 | } else { | |
1533 | adev->mode_info.num_crtc = 1; | |
1534 | } | |
9accf2fd ED |
1535 | break; |
1536 | } | |
1537 | } | |
1538 | ||
0f66356d ED |
1539 | DRM_INFO("virtual display string:%s, %s:virtual_display:%d, num_crtc:%d\n", |
1540 | amdgpu_virtual_display, pci_address_name, | |
1541 | adev->enable_virtual_display, adev->mode_info.num_crtc); | |
9accf2fd ED |
1542 | |
1543 | kfree(pciaddstr); | |
1544 | } | |
1545 | } | |
1546 | ||
e3ecdffa AD |
1547 | /** |
1548 | * amdgpu_device_parse_gpu_info_fw - parse gpu info firmware | |
1549 | * | |
1550 | * @adev: amdgpu_device pointer | |
1551 | * | |
1552 | * Parses the asic configuration parameters specified in the gpu info | |
1553 | * firmware and makes them availale to the driver for use in configuring | |
1554 | * the asic. | |
1555 | * Returns 0 on success, -EINVAL on failure. | |
1556 | */ | |
e2a75f88 AD |
1557 | static int amdgpu_device_parse_gpu_info_fw(struct amdgpu_device *adev) |
1558 | { | |
e2a75f88 | 1559 | const char *chip_name; |
c0a43457 | 1560 | char fw_name[40]; |
e2a75f88 AD |
1561 | int err; |
1562 | const struct gpu_info_firmware_header_v1_0 *hdr; | |
1563 | ||
ab4fe3e1 HR |
1564 | adev->firmware.gpu_info_fw = NULL; |
1565 | ||
4292b0b2 | 1566 | if (adev->discovery_bin) { |
258620d0 | 1567 | amdgpu_discovery_get_gfx_info(adev); |
cc375d8c TY |
1568 | |
1569 | /* | |
1570 | * FIXME: The bounding box is still needed by Navi12, so | |
1571 | * temporarily read it from gpu_info firmware. Should be droped | |
1572 | * when DAL no longer needs it. | |
1573 | */ | |
1574 | if (adev->asic_type != CHIP_NAVI12) | |
1575 | return 0; | |
258620d0 AD |
1576 | } |
1577 | ||
e2a75f88 | 1578 | switch (adev->asic_type) { |
e2a75f88 AD |
1579 | #ifdef CONFIG_DRM_AMDGPU_SI |
1580 | case CHIP_VERDE: | |
1581 | case CHIP_TAHITI: | |
1582 | case CHIP_PITCAIRN: | |
1583 | case CHIP_OLAND: | |
1584 | case CHIP_HAINAN: | |
1585 | #endif | |
1586 | #ifdef CONFIG_DRM_AMDGPU_CIK | |
1587 | case CHIP_BONAIRE: | |
1588 | case CHIP_HAWAII: | |
1589 | case CHIP_KAVERI: | |
1590 | case CHIP_KABINI: | |
1591 | case CHIP_MULLINS: | |
1592 | #endif | |
da87c30b AD |
1593 | case CHIP_TOPAZ: |
1594 | case CHIP_TONGA: | |
1595 | case CHIP_FIJI: | |
1596 | case CHIP_POLARIS10: | |
1597 | case CHIP_POLARIS11: | |
1598 | case CHIP_POLARIS12: | |
1599 | case CHIP_VEGAM: | |
1600 | case CHIP_CARRIZO: | |
1601 | case CHIP_STONEY: | |
27c0bc71 | 1602 | case CHIP_VEGA20: |
e2a75f88 AD |
1603 | default: |
1604 | return 0; | |
1605 | case CHIP_VEGA10: | |
1606 | chip_name = "vega10"; | |
1607 | break; | |
3f76dced AD |
1608 | case CHIP_VEGA12: |
1609 | chip_name = "vega12"; | |
1610 | break; | |
2d2e5e7e | 1611 | case CHIP_RAVEN: |
54f78a76 | 1612 | if (adev->apu_flags & AMD_APU_IS_RAVEN2) |
54c4d17e | 1613 | chip_name = "raven2"; |
54f78a76 | 1614 | else if (adev->apu_flags & AMD_APU_IS_PICASSO) |
741deade | 1615 | chip_name = "picasso"; |
54c4d17e FX |
1616 | else |
1617 | chip_name = "raven"; | |
2d2e5e7e | 1618 | break; |
65e60f6e LM |
1619 | case CHIP_ARCTURUS: |
1620 | chip_name = "arcturus"; | |
1621 | break; | |
b51a26a0 HR |
1622 | case CHIP_RENOIR: |
1623 | chip_name = "renoir"; | |
1624 | break; | |
23c6268e HR |
1625 | case CHIP_NAVI10: |
1626 | chip_name = "navi10"; | |
1627 | break; | |
ed42cfe1 XY |
1628 | case CHIP_NAVI14: |
1629 | chip_name = "navi14"; | |
1630 | break; | |
42b325e5 XY |
1631 | case CHIP_NAVI12: |
1632 | chip_name = "navi12"; | |
1633 | break; | |
c0a43457 LG |
1634 | case CHIP_SIENNA_CICHLID: |
1635 | chip_name = "sienna_cichlid"; | |
1636 | break; | |
120eb833 JC |
1637 | case CHIP_NAVY_FLOUNDER: |
1638 | chip_name = "navy_flounder"; | |
1639 | break; | |
e2a75f88 AD |
1640 | } |
1641 | ||
1642 | snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_gpu_info.bin", chip_name); | |
ab4fe3e1 | 1643 | err = request_firmware(&adev->firmware.gpu_info_fw, fw_name, adev->dev); |
e2a75f88 AD |
1644 | if (err) { |
1645 | dev_err(adev->dev, | |
1646 | "Failed to load gpu_info firmware \"%s\"\n", | |
1647 | fw_name); | |
1648 | goto out; | |
1649 | } | |
ab4fe3e1 | 1650 | err = amdgpu_ucode_validate(adev->firmware.gpu_info_fw); |
e2a75f88 AD |
1651 | if (err) { |
1652 | dev_err(adev->dev, | |
1653 | "Failed to validate gpu_info firmware \"%s\"\n", | |
1654 | fw_name); | |
1655 | goto out; | |
1656 | } | |
1657 | ||
ab4fe3e1 | 1658 | hdr = (const struct gpu_info_firmware_header_v1_0 *)adev->firmware.gpu_info_fw->data; |
e2a75f88 AD |
1659 | amdgpu_ucode_print_gpu_info_hdr(&hdr->header); |
1660 | ||
1661 | switch (hdr->version_major) { | |
1662 | case 1: | |
1663 | { | |
1664 | const struct gpu_info_firmware_v1_0 *gpu_info_fw = | |
ab4fe3e1 | 1665 | (const struct gpu_info_firmware_v1_0 *)(adev->firmware.gpu_info_fw->data + |
e2a75f88 AD |
1666 | le32_to_cpu(hdr->header.ucode_array_offset_bytes)); |
1667 | ||
cc375d8c TY |
1668 | /* |
1669 | * Should be droped when DAL no longer needs it. | |
1670 | */ | |
1671 | if (adev->asic_type == CHIP_NAVI12) | |
1672 | goto parse_soc_bounding_box; | |
1673 | ||
b5ab16bf AD |
1674 | adev->gfx.config.max_shader_engines = le32_to_cpu(gpu_info_fw->gc_num_se); |
1675 | adev->gfx.config.max_cu_per_sh = le32_to_cpu(gpu_info_fw->gc_num_cu_per_sh); | |
1676 | adev->gfx.config.max_sh_per_se = le32_to_cpu(gpu_info_fw->gc_num_sh_per_se); | |
1677 | adev->gfx.config.max_backends_per_se = le32_to_cpu(gpu_info_fw->gc_num_rb_per_se); | |
e2a75f88 | 1678 | adev->gfx.config.max_texture_channel_caches = |
b5ab16bf AD |
1679 | le32_to_cpu(gpu_info_fw->gc_num_tccs); |
1680 | adev->gfx.config.max_gprs = le32_to_cpu(gpu_info_fw->gc_num_gprs); | |
1681 | adev->gfx.config.max_gs_threads = le32_to_cpu(gpu_info_fw->gc_num_max_gs_thds); | |
1682 | adev->gfx.config.gs_vgt_table_depth = le32_to_cpu(gpu_info_fw->gc_gs_table_depth); | |
1683 | adev->gfx.config.gs_prim_buffer_depth = le32_to_cpu(gpu_info_fw->gc_gsprim_buff_depth); | |
e2a75f88 | 1684 | adev->gfx.config.double_offchip_lds_buf = |
b5ab16bf AD |
1685 | le32_to_cpu(gpu_info_fw->gc_double_offchip_lds_buffer); |
1686 | adev->gfx.cu_info.wave_front_size = le32_to_cpu(gpu_info_fw->gc_wave_size); | |
51fd0370 HZ |
1687 | adev->gfx.cu_info.max_waves_per_simd = |
1688 | le32_to_cpu(gpu_info_fw->gc_max_waves_per_simd); | |
1689 | adev->gfx.cu_info.max_scratch_slots_per_cu = | |
1690 | le32_to_cpu(gpu_info_fw->gc_max_scratch_slots_per_cu); | |
1691 | adev->gfx.cu_info.lds_size = le32_to_cpu(gpu_info_fw->gc_lds_size); | |
48321c3d | 1692 | if (hdr->version_minor >= 1) { |
35c2e910 HZ |
1693 | const struct gpu_info_firmware_v1_1 *gpu_info_fw = |
1694 | (const struct gpu_info_firmware_v1_1 *)(adev->firmware.gpu_info_fw->data + | |
1695 | le32_to_cpu(hdr->header.ucode_array_offset_bytes)); | |
1696 | adev->gfx.config.num_sc_per_sh = | |
1697 | le32_to_cpu(gpu_info_fw->num_sc_per_sh); | |
1698 | adev->gfx.config.num_packer_per_sc = | |
1699 | le32_to_cpu(gpu_info_fw->num_packer_per_sc); | |
1700 | } | |
ec51d3fa | 1701 | |
cc375d8c | 1702 | parse_soc_bounding_box: |
ec51d3fa XY |
1703 | /* |
1704 | * soc bounding box info is not integrated in disocovery table, | |
258620d0 | 1705 | * we always need to parse it from gpu info firmware if needed. |
ec51d3fa | 1706 | */ |
48321c3d HW |
1707 | if (hdr->version_minor == 2) { |
1708 | const struct gpu_info_firmware_v1_2 *gpu_info_fw = | |
1709 | (const struct gpu_info_firmware_v1_2 *)(adev->firmware.gpu_info_fw->data + | |
1710 | le32_to_cpu(hdr->header.ucode_array_offset_bytes)); | |
1711 | adev->dm.soc_bounding_box = &gpu_info_fw->soc_bounding_box; | |
1712 | } | |
e2a75f88 AD |
1713 | break; |
1714 | } | |
1715 | default: | |
1716 | dev_err(adev->dev, | |
1717 | "Unsupported gpu_info table %d\n", hdr->header.ucode_version); | |
1718 | err = -EINVAL; | |
1719 | goto out; | |
1720 | } | |
1721 | out: | |
e2a75f88 AD |
1722 | return err; |
1723 | } | |
1724 | ||
e3ecdffa AD |
1725 | /** |
1726 | * amdgpu_device_ip_early_init - run early init for hardware IPs | |
1727 | * | |
1728 | * @adev: amdgpu_device pointer | |
1729 | * | |
1730 | * Early initialization pass for hardware IPs. The hardware IPs that make | |
1731 | * up each asic are discovered each IP's early_init callback is run. This | |
1732 | * is the first stage in initializing the asic. | |
1733 | * Returns 0 on success, negative error code on failure. | |
1734 | */ | |
06ec9070 | 1735 | static int amdgpu_device_ip_early_init(struct amdgpu_device *adev) |
d38ceaf9 | 1736 | { |
aaa36a97 | 1737 | int i, r; |
d38ceaf9 | 1738 | |
483ef985 | 1739 | amdgpu_device_enable_virtual_display(adev); |
a6be7570 | 1740 | |
00a979f3 | 1741 | if (amdgpu_sriov_vf(adev)) { |
00a979f3 | 1742 | r = amdgpu_virt_request_full_gpu(adev, true); |
e3a4d51c | 1743 | if (r) |
00a979f3 | 1744 | return r; |
00a979f3 WS |
1745 | } |
1746 | ||
d38ceaf9 | 1747 | switch (adev->asic_type) { |
33f34802 KW |
1748 | #ifdef CONFIG_DRM_AMDGPU_SI |
1749 | case CHIP_VERDE: | |
1750 | case CHIP_TAHITI: | |
1751 | case CHIP_PITCAIRN: | |
1752 | case CHIP_OLAND: | |
1753 | case CHIP_HAINAN: | |
295d0daf | 1754 | adev->family = AMDGPU_FAMILY_SI; |
33f34802 KW |
1755 | r = si_set_ip_blocks(adev); |
1756 | if (r) | |
1757 | return r; | |
1758 | break; | |
1759 | #endif | |
a2e73f56 AD |
1760 | #ifdef CONFIG_DRM_AMDGPU_CIK |
1761 | case CHIP_BONAIRE: | |
1762 | case CHIP_HAWAII: | |
1763 | case CHIP_KAVERI: | |
1764 | case CHIP_KABINI: | |
1765 | case CHIP_MULLINS: | |
e1ad2d53 | 1766 | if (adev->flags & AMD_IS_APU) |
a2e73f56 | 1767 | adev->family = AMDGPU_FAMILY_KV; |
e1ad2d53 AD |
1768 | else |
1769 | adev->family = AMDGPU_FAMILY_CI; | |
a2e73f56 AD |
1770 | |
1771 | r = cik_set_ip_blocks(adev); | |
1772 | if (r) | |
1773 | return r; | |
1774 | break; | |
1775 | #endif | |
da87c30b AD |
1776 | case CHIP_TOPAZ: |
1777 | case CHIP_TONGA: | |
1778 | case CHIP_FIJI: | |
1779 | case CHIP_POLARIS10: | |
1780 | case CHIP_POLARIS11: | |
1781 | case CHIP_POLARIS12: | |
1782 | case CHIP_VEGAM: | |
1783 | case CHIP_CARRIZO: | |
1784 | case CHIP_STONEY: | |
1785 | if (adev->flags & AMD_IS_APU) | |
1786 | adev->family = AMDGPU_FAMILY_CZ; | |
1787 | else | |
1788 | adev->family = AMDGPU_FAMILY_VI; | |
1789 | ||
1790 | r = vi_set_ip_blocks(adev); | |
1791 | if (r) | |
1792 | return r; | |
1793 | break; | |
e48a3cd9 AD |
1794 | case CHIP_VEGA10: |
1795 | case CHIP_VEGA12: | |
e4bd8170 | 1796 | case CHIP_VEGA20: |
e48a3cd9 | 1797 | case CHIP_RAVEN: |
61cf44c1 | 1798 | case CHIP_ARCTURUS: |
b51a26a0 | 1799 | case CHIP_RENOIR: |
70534d1e | 1800 | if (adev->flags & AMD_IS_APU) |
2ca8a5d2 CZ |
1801 | adev->family = AMDGPU_FAMILY_RV; |
1802 | else | |
1803 | adev->family = AMDGPU_FAMILY_AI; | |
460826e6 KW |
1804 | |
1805 | r = soc15_set_ip_blocks(adev); | |
1806 | if (r) | |
1807 | return r; | |
1808 | break; | |
0a5b8c7b | 1809 | case CHIP_NAVI10: |
7ecb5cd4 | 1810 | case CHIP_NAVI14: |
4808cf9c | 1811 | case CHIP_NAVI12: |
11e8aef5 | 1812 | case CHIP_SIENNA_CICHLID: |
41f446bf | 1813 | case CHIP_NAVY_FLOUNDER: |
0a5b8c7b HR |
1814 | adev->family = AMDGPU_FAMILY_NV; |
1815 | ||
1816 | r = nv_set_ip_blocks(adev); | |
1817 | if (r) | |
1818 | return r; | |
1819 | break; | |
d38ceaf9 AD |
1820 | default: |
1821 | /* FIXME: not supported yet */ | |
1822 | return -EINVAL; | |
1823 | } | |
1824 | ||
1884734a | 1825 | amdgpu_amdkfd_device_probe(adev); |
1826 | ||
3b94fb10 | 1827 | adev->pm.pp_feature = amdgpu_pp_feature_mask; |
a35ad98b | 1828 | if (amdgpu_sriov_vf(adev) || sched_policy == KFD_SCHED_POLICY_NO_HWS) |
00544006 | 1829 | adev->pm.pp_feature &= ~PP_GFXOFF_MASK; |
00f54b97 | 1830 | |
d38ceaf9 AD |
1831 | for (i = 0; i < adev->num_ip_blocks; i++) { |
1832 | if ((amdgpu_ip_block_mask & (1 << i)) == 0) { | |
ed8cf00c HR |
1833 | DRM_ERROR("disabled ip block: %d <%s>\n", |
1834 | i, adev->ip_blocks[i].version->funcs->name); | |
a1255107 | 1835 | adev->ip_blocks[i].status.valid = false; |
d38ceaf9 | 1836 | } else { |
a1255107 AD |
1837 | if (adev->ip_blocks[i].version->funcs->early_init) { |
1838 | r = adev->ip_blocks[i].version->funcs->early_init((void *)adev); | |
2c1a2784 | 1839 | if (r == -ENOENT) { |
a1255107 | 1840 | adev->ip_blocks[i].status.valid = false; |
2c1a2784 | 1841 | } else if (r) { |
a1255107 AD |
1842 | DRM_ERROR("early_init of IP block <%s> failed %d\n", |
1843 | adev->ip_blocks[i].version->funcs->name, r); | |
d38ceaf9 | 1844 | return r; |
2c1a2784 | 1845 | } else { |
a1255107 | 1846 | adev->ip_blocks[i].status.valid = true; |
2c1a2784 | 1847 | } |
974e6b64 | 1848 | } else { |
a1255107 | 1849 | adev->ip_blocks[i].status.valid = true; |
d38ceaf9 | 1850 | } |
d38ceaf9 | 1851 | } |
21a249ca AD |
1852 | /* get the vbios after the asic_funcs are set up */ |
1853 | if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_COMMON) { | |
6e29c227 AD |
1854 | r = amdgpu_device_parse_gpu_info_fw(adev); |
1855 | if (r) | |
1856 | return r; | |
1857 | ||
21a249ca AD |
1858 | /* Read BIOS */ |
1859 | if (!amdgpu_get_bios(adev)) | |
1860 | return -EINVAL; | |
1861 | ||
1862 | r = amdgpu_atombios_init(adev); | |
1863 | if (r) { | |
1864 | dev_err(adev->dev, "amdgpu_atombios_init failed\n"); | |
1865 | amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_ATOMBIOS_INIT_FAIL, 0, 0); | |
1866 | return r; | |
1867 | } | |
1868 | } | |
d38ceaf9 AD |
1869 | } |
1870 | ||
395d1fb9 NH |
1871 | adev->cg_flags &= amdgpu_cg_mask; |
1872 | adev->pg_flags &= amdgpu_pg_mask; | |
1873 | ||
d38ceaf9 AD |
1874 | return 0; |
1875 | } | |
1876 | ||
0a4f2520 RZ |
1877 | static int amdgpu_device_ip_hw_init_phase1(struct amdgpu_device *adev) |
1878 | { | |
1879 | int i, r; | |
1880 | ||
1881 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
1882 | if (!adev->ip_blocks[i].status.sw) | |
1883 | continue; | |
1884 | if (adev->ip_blocks[i].status.hw) | |
1885 | continue; | |
1886 | if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_COMMON || | |
2d11fd3f | 1887 | (amdgpu_sriov_vf(adev) && (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_PSP)) || |
0a4f2520 RZ |
1888 | adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_IH) { |
1889 | r = adev->ip_blocks[i].version->funcs->hw_init(adev); | |
1890 | if (r) { | |
1891 | DRM_ERROR("hw_init of IP block <%s> failed %d\n", | |
1892 | adev->ip_blocks[i].version->funcs->name, r); | |
1893 | return r; | |
1894 | } | |
1895 | adev->ip_blocks[i].status.hw = true; | |
1896 | } | |
1897 | } | |
1898 | ||
1899 | return 0; | |
1900 | } | |
1901 | ||
1902 | static int amdgpu_device_ip_hw_init_phase2(struct amdgpu_device *adev) | |
1903 | { | |
1904 | int i, r; | |
1905 | ||
1906 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
1907 | if (!adev->ip_blocks[i].status.sw) | |
1908 | continue; | |
1909 | if (adev->ip_blocks[i].status.hw) | |
1910 | continue; | |
1911 | r = adev->ip_blocks[i].version->funcs->hw_init(adev); | |
1912 | if (r) { | |
1913 | DRM_ERROR("hw_init of IP block <%s> failed %d\n", | |
1914 | adev->ip_blocks[i].version->funcs->name, r); | |
1915 | return r; | |
1916 | } | |
1917 | adev->ip_blocks[i].status.hw = true; | |
1918 | } | |
1919 | ||
1920 | return 0; | |
1921 | } | |
1922 | ||
7a3e0bb2 RZ |
1923 | static int amdgpu_device_fw_loading(struct amdgpu_device *adev) |
1924 | { | |
1925 | int r = 0; | |
1926 | int i; | |
80f41f84 | 1927 | uint32_t smu_version; |
7a3e0bb2 RZ |
1928 | |
1929 | if (adev->asic_type >= CHIP_VEGA10) { | |
1930 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
482f0e53 ML |
1931 | if (adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_PSP) |
1932 | continue; | |
1933 | ||
1934 | /* no need to do the fw loading again if already done*/ | |
1935 | if (adev->ip_blocks[i].status.hw == true) | |
1936 | break; | |
1937 | ||
df9c8d1a | 1938 | if (amdgpu_in_reset(adev) || adev->in_suspend) { |
482f0e53 ML |
1939 | r = adev->ip_blocks[i].version->funcs->resume(adev); |
1940 | if (r) { | |
1941 | DRM_ERROR("resume of IP block <%s> failed %d\n", | |
7a3e0bb2 | 1942 | adev->ip_blocks[i].version->funcs->name, r); |
482f0e53 ML |
1943 | return r; |
1944 | } | |
1945 | } else { | |
1946 | r = adev->ip_blocks[i].version->funcs->hw_init(adev); | |
1947 | if (r) { | |
1948 | DRM_ERROR("hw_init of IP block <%s> failed %d\n", | |
1949 | adev->ip_blocks[i].version->funcs->name, r); | |
1950 | return r; | |
7a3e0bb2 | 1951 | } |
7a3e0bb2 | 1952 | } |
482f0e53 ML |
1953 | |
1954 | adev->ip_blocks[i].status.hw = true; | |
1955 | break; | |
7a3e0bb2 RZ |
1956 | } |
1957 | } | |
482f0e53 | 1958 | |
8973d9ec ED |
1959 | if (!amdgpu_sriov_vf(adev) || adev->asic_type == CHIP_TONGA) |
1960 | r = amdgpu_pm_load_smu_firmware(adev, &smu_version); | |
7a3e0bb2 | 1961 | |
80f41f84 | 1962 | return r; |
7a3e0bb2 RZ |
1963 | } |
1964 | ||
e3ecdffa AD |
1965 | /** |
1966 | * amdgpu_device_ip_init - run init for hardware IPs | |
1967 | * | |
1968 | * @adev: amdgpu_device pointer | |
1969 | * | |
1970 | * Main initialization pass for hardware IPs. The list of all the hardware | |
1971 | * IPs that make up the asic is walked and the sw_init and hw_init callbacks | |
1972 | * are run. sw_init initializes the software state associated with each IP | |
1973 | * and hw_init initializes the hardware associated with each IP. | |
1974 | * Returns 0 on success, negative error code on failure. | |
1975 | */ | |
06ec9070 | 1976 | static int amdgpu_device_ip_init(struct amdgpu_device *adev) |
d38ceaf9 AD |
1977 | { |
1978 | int i, r; | |
1979 | ||
c030f2e4 | 1980 | r = amdgpu_ras_init(adev); |
1981 | if (r) | |
1982 | return r; | |
1983 | ||
d38ceaf9 | 1984 | for (i = 0; i < adev->num_ip_blocks; i++) { |
a1255107 | 1985 | if (!adev->ip_blocks[i].status.valid) |
d38ceaf9 | 1986 | continue; |
a1255107 | 1987 | r = adev->ip_blocks[i].version->funcs->sw_init((void *)adev); |
2c1a2784 | 1988 | if (r) { |
a1255107 AD |
1989 | DRM_ERROR("sw_init of IP block <%s> failed %d\n", |
1990 | adev->ip_blocks[i].version->funcs->name, r); | |
72d3f592 | 1991 | goto init_failed; |
2c1a2784 | 1992 | } |
a1255107 | 1993 | adev->ip_blocks[i].status.sw = true; |
bfca0289 | 1994 | |
d38ceaf9 | 1995 | /* need to do gmc hw init early so we can allocate gpu mem */ |
a1255107 | 1996 | if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC) { |
06ec9070 | 1997 | r = amdgpu_device_vram_scratch_init(adev); |
2c1a2784 AD |
1998 | if (r) { |
1999 | DRM_ERROR("amdgpu_vram_scratch_init failed %d\n", r); | |
72d3f592 | 2000 | goto init_failed; |
2c1a2784 | 2001 | } |
a1255107 | 2002 | r = adev->ip_blocks[i].version->funcs->hw_init((void *)adev); |
2c1a2784 AD |
2003 | if (r) { |
2004 | DRM_ERROR("hw_init %d failed %d\n", i, r); | |
72d3f592 | 2005 | goto init_failed; |
2c1a2784 | 2006 | } |
06ec9070 | 2007 | r = amdgpu_device_wb_init(adev); |
2c1a2784 | 2008 | if (r) { |
06ec9070 | 2009 | DRM_ERROR("amdgpu_device_wb_init failed %d\n", r); |
72d3f592 | 2010 | goto init_failed; |
2c1a2784 | 2011 | } |
a1255107 | 2012 | adev->ip_blocks[i].status.hw = true; |
2493664f ML |
2013 | |
2014 | /* right after GMC hw init, we create CSA */ | |
f92d5c61 | 2015 | if (amdgpu_mcbp || amdgpu_sriov_vf(adev)) { |
1e256e27 RZ |
2016 | r = amdgpu_allocate_static_csa(adev, &adev->virt.csa_obj, |
2017 | AMDGPU_GEM_DOMAIN_VRAM, | |
2018 | AMDGPU_CSA_SIZE); | |
2493664f ML |
2019 | if (r) { |
2020 | DRM_ERROR("allocate CSA failed %d\n", r); | |
72d3f592 | 2021 | goto init_failed; |
2493664f ML |
2022 | } |
2023 | } | |
d38ceaf9 AD |
2024 | } |
2025 | } | |
2026 | ||
c9ffa427 YT |
2027 | if (amdgpu_sriov_vf(adev)) |
2028 | amdgpu_virt_init_data_exchange(adev); | |
2029 | ||
533aed27 AG |
2030 | r = amdgpu_ib_pool_init(adev); |
2031 | if (r) { | |
2032 | dev_err(adev->dev, "IB initialization failed (%d).\n", r); | |
2033 | amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_IB_INIT_FAIL, 0, r); | |
2034 | goto init_failed; | |
2035 | } | |
2036 | ||
c8963ea4 RZ |
2037 | r = amdgpu_ucode_create_bo(adev); /* create ucode bo when sw_init complete*/ |
2038 | if (r) | |
72d3f592 | 2039 | goto init_failed; |
0a4f2520 RZ |
2040 | |
2041 | r = amdgpu_device_ip_hw_init_phase1(adev); | |
2042 | if (r) | |
72d3f592 | 2043 | goto init_failed; |
0a4f2520 | 2044 | |
7a3e0bb2 RZ |
2045 | r = amdgpu_device_fw_loading(adev); |
2046 | if (r) | |
72d3f592 | 2047 | goto init_failed; |
7a3e0bb2 | 2048 | |
0a4f2520 RZ |
2049 | r = amdgpu_device_ip_hw_init_phase2(adev); |
2050 | if (r) | |
72d3f592 | 2051 | goto init_failed; |
d38ceaf9 | 2052 | |
121a2bc6 AG |
2053 | /* |
2054 | * retired pages will be loaded from eeprom and reserved here, | |
2055 | * it should be called after amdgpu_device_ip_hw_init_phase2 since | |
2056 | * for some ASICs the RAS EEPROM code relies on SMU fully functioning | |
2057 | * for I2C communication which only true at this point. | |
2058 | * recovery_init may fail, but it can free all resources allocated by | |
2059 | * itself and its failure should not stop amdgpu init process. | |
2060 | * | |
2061 | * Note: theoretically, this should be called before all vram allocations | |
2062 | * to protect retired page from abusing | |
2063 | */ | |
2064 | amdgpu_ras_recovery_init(adev); | |
2065 | ||
3e2e2ab5 HZ |
2066 | if (adev->gmc.xgmi.num_physical_nodes > 1) |
2067 | amdgpu_xgmi_add_device(adev); | |
1884734a | 2068 | amdgpu_amdkfd_device_init(adev); |
c6332b97 | 2069 | |
bd607166 KR |
2070 | amdgpu_fru_get_product_info(adev); |
2071 | ||
72d3f592 | 2072 | init_failed: |
c9ffa427 | 2073 | if (amdgpu_sriov_vf(adev)) |
c6332b97 | 2074 | amdgpu_virt_release_full_gpu(adev, true); |
2075 | ||
72d3f592 | 2076 | return r; |
d38ceaf9 AD |
2077 | } |
2078 | ||
e3ecdffa AD |
2079 | /** |
2080 | * amdgpu_device_fill_reset_magic - writes reset magic to gart pointer | |
2081 | * | |
2082 | * @adev: amdgpu_device pointer | |
2083 | * | |
2084 | * Writes a reset magic value to the gart pointer in VRAM. The driver calls | |
2085 | * this function before a GPU reset. If the value is retained after a | |
2086 | * GPU reset, VRAM has not been lost. Some GPU resets may destry VRAM contents. | |
2087 | */ | |
06ec9070 | 2088 | static void amdgpu_device_fill_reset_magic(struct amdgpu_device *adev) |
0c49e0b8 CZ |
2089 | { |
2090 | memcpy(adev->reset_magic, adev->gart.ptr, AMDGPU_RESET_MAGIC_NUM); | |
2091 | } | |
2092 | ||
e3ecdffa AD |
2093 | /** |
2094 | * amdgpu_device_check_vram_lost - check if vram is valid | |
2095 | * | |
2096 | * @adev: amdgpu_device pointer | |
2097 | * | |
2098 | * Checks the reset magic value written to the gart pointer in VRAM. | |
2099 | * The driver calls this after a GPU reset to see if the contents of | |
2100 | * VRAM is lost or now. | |
2101 | * returns true if vram is lost, false if not. | |
2102 | */ | |
06ec9070 | 2103 | static bool amdgpu_device_check_vram_lost(struct amdgpu_device *adev) |
0c49e0b8 | 2104 | { |
dadce777 EQ |
2105 | if (memcmp(adev->gart.ptr, adev->reset_magic, |
2106 | AMDGPU_RESET_MAGIC_NUM)) | |
2107 | return true; | |
2108 | ||
df9c8d1a | 2109 | if (!amdgpu_in_reset(adev)) |
dadce777 EQ |
2110 | return false; |
2111 | ||
2112 | /* | |
2113 | * For all ASICs with baco/mode1 reset, the VRAM is | |
2114 | * always assumed to be lost. | |
2115 | */ | |
2116 | switch (amdgpu_asic_reset_method(adev)) { | |
2117 | case AMD_RESET_METHOD_BACO: | |
2118 | case AMD_RESET_METHOD_MODE1: | |
2119 | return true; | |
2120 | default: | |
2121 | return false; | |
2122 | } | |
0c49e0b8 CZ |
2123 | } |
2124 | ||
e3ecdffa | 2125 | /** |
1112a46b | 2126 | * amdgpu_device_set_cg_state - set clockgating for amdgpu device |
e3ecdffa AD |
2127 | * |
2128 | * @adev: amdgpu_device pointer | |
b8b72130 | 2129 | * @state: clockgating state (gate or ungate) |
e3ecdffa | 2130 | * |
e3ecdffa | 2131 | * The list of all the hardware IPs that make up the asic is walked and the |
1112a46b RZ |
2132 | * set_clockgating_state callbacks are run. |
2133 | * Late initialization pass enabling clockgating for hardware IPs. | |
2134 | * Fini or suspend, pass disabling clockgating for hardware IPs. | |
e3ecdffa AD |
2135 | * Returns 0 on success, negative error code on failure. |
2136 | */ | |
fdd34271 | 2137 | |
1112a46b RZ |
2138 | static int amdgpu_device_set_cg_state(struct amdgpu_device *adev, |
2139 | enum amd_clockgating_state state) | |
d38ceaf9 | 2140 | { |
1112a46b | 2141 | int i, j, r; |
d38ceaf9 | 2142 | |
4a2ba394 SL |
2143 | if (amdgpu_emu_mode == 1) |
2144 | return 0; | |
2145 | ||
1112a46b RZ |
2146 | for (j = 0; j < adev->num_ip_blocks; j++) { |
2147 | i = state == AMD_CG_STATE_GATE ? j : adev->num_ip_blocks - j - 1; | |
a2d31dc3 | 2148 | if (!adev->ip_blocks[i].status.late_initialized) |
d38ceaf9 | 2149 | continue; |
4a446d55 | 2150 | /* skip CG for VCE/UVD, it's handled specially */ |
a1255107 | 2151 | if (adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_UVD && |
57716327 | 2152 | adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_VCE && |
34319b32 | 2153 | adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_VCN && |
52f2e779 | 2154 | adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_JPEG && |
57716327 | 2155 | adev->ip_blocks[i].version->funcs->set_clockgating_state) { |
4a446d55 | 2156 | /* enable clockgating to save power */ |
a1255107 | 2157 | r = adev->ip_blocks[i].version->funcs->set_clockgating_state((void *)adev, |
1112a46b | 2158 | state); |
4a446d55 AD |
2159 | if (r) { |
2160 | DRM_ERROR("set_clockgating_state(gate) of IP block <%s> failed %d\n", | |
a1255107 | 2161 | adev->ip_blocks[i].version->funcs->name, r); |
4a446d55 AD |
2162 | return r; |
2163 | } | |
b0b00ff1 | 2164 | } |
d38ceaf9 | 2165 | } |
06b18f61 | 2166 | |
c9f96fd5 RZ |
2167 | return 0; |
2168 | } | |
2169 | ||
1112a46b | 2170 | static int amdgpu_device_set_pg_state(struct amdgpu_device *adev, enum amd_powergating_state state) |
c9f96fd5 | 2171 | { |
1112a46b | 2172 | int i, j, r; |
06b18f61 | 2173 | |
c9f96fd5 RZ |
2174 | if (amdgpu_emu_mode == 1) |
2175 | return 0; | |
2176 | ||
1112a46b RZ |
2177 | for (j = 0; j < adev->num_ip_blocks; j++) { |
2178 | i = state == AMD_PG_STATE_GATE ? j : adev->num_ip_blocks - j - 1; | |
a2d31dc3 | 2179 | if (!adev->ip_blocks[i].status.late_initialized) |
c9f96fd5 RZ |
2180 | continue; |
2181 | /* skip CG for VCE/UVD, it's handled specially */ | |
2182 | if (adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_UVD && | |
2183 | adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_VCE && | |
2184 | adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_VCN && | |
52f2e779 | 2185 | adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_JPEG && |
c9f96fd5 RZ |
2186 | adev->ip_blocks[i].version->funcs->set_powergating_state) { |
2187 | /* enable powergating to save power */ | |
2188 | r = adev->ip_blocks[i].version->funcs->set_powergating_state((void *)adev, | |
1112a46b | 2189 | state); |
c9f96fd5 RZ |
2190 | if (r) { |
2191 | DRM_ERROR("set_powergating_state(gate) of IP block <%s> failed %d\n", | |
2192 | adev->ip_blocks[i].version->funcs->name, r); | |
2193 | return r; | |
2194 | } | |
2195 | } | |
2196 | } | |
2dc80b00 S |
2197 | return 0; |
2198 | } | |
2199 | ||
beff74bc AD |
2200 | static int amdgpu_device_enable_mgpu_fan_boost(void) |
2201 | { | |
2202 | struct amdgpu_gpu_instance *gpu_ins; | |
2203 | struct amdgpu_device *adev; | |
2204 | int i, ret = 0; | |
2205 | ||
2206 | mutex_lock(&mgpu_info.mutex); | |
2207 | ||
2208 | /* | |
2209 | * MGPU fan boost feature should be enabled | |
2210 | * only when there are two or more dGPUs in | |
2211 | * the system | |
2212 | */ | |
2213 | if (mgpu_info.num_dgpu < 2) | |
2214 | goto out; | |
2215 | ||
2216 | for (i = 0; i < mgpu_info.num_dgpu; i++) { | |
2217 | gpu_ins = &(mgpu_info.gpu_ins[i]); | |
2218 | adev = gpu_ins->adev; | |
2219 | if (!(adev->flags & AMD_IS_APU) && | |
2220 | !gpu_ins->mgpu_fan_enabled && | |
2221 | adev->powerplay.pp_funcs && | |
2222 | adev->powerplay.pp_funcs->enable_mgpu_fan_boost) { | |
2223 | ret = amdgpu_dpm_enable_mgpu_fan_boost(adev); | |
2224 | if (ret) | |
2225 | break; | |
2226 | ||
2227 | gpu_ins->mgpu_fan_enabled = 1; | |
2228 | } | |
2229 | } | |
2230 | ||
2231 | out: | |
2232 | mutex_unlock(&mgpu_info.mutex); | |
2233 | ||
2234 | return ret; | |
2235 | } | |
2236 | ||
e3ecdffa AD |
2237 | /** |
2238 | * amdgpu_device_ip_late_init - run late init for hardware IPs | |
2239 | * | |
2240 | * @adev: amdgpu_device pointer | |
2241 | * | |
2242 | * Late initialization pass for hardware IPs. The list of all the hardware | |
2243 | * IPs that make up the asic is walked and the late_init callbacks are run. | |
2244 | * late_init covers any special initialization that an IP requires | |
2245 | * after all of the have been initialized or something that needs to happen | |
2246 | * late in the init process. | |
2247 | * Returns 0 on success, negative error code on failure. | |
2248 | */ | |
06ec9070 | 2249 | static int amdgpu_device_ip_late_init(struct amdgpu_device *adev) |
2dc80b00 | 2250 | { |
60599a03 | 2251 | struct amdgpu_gpu_instance *gpu_instance; |
2dc80b00 S |
2252 | int i = 0, r; |
2253 | ||
2254 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
73f847db | 2255 | if (!adev->ip_blocks[i].status.hw) |
2dc80b00 S |
2256 | continue; |
2257 | if (adev->ip_blocks[i].version->funcs->late_init) { | |
2258 | r = adev->ip_blocks[i].version->funcs->late_init((void *)adev); | |
2259 | if (r) { | |
2260 | DRM_ERROR("late_init of IP block <%s> failed %d\n", | |
2261 | adev->ip_blocks[i].version->funcs->name, r); | |
2262 | return r; | |
2263 | } | |
2dc80b00 | 2264 | } |
73f847db | 2265 | adev->ip_blocks[i].status.late_initialized = true; |
2dc80b00 S |
2266 | } |
2267 | ||
a891d239 DL |
2268 | amdgpu_ras_set_error_query_ready(adev, true); |
2269 | ||
1112a46b RZ |
2270 | amdgpu_device_set_cg_state(adev, AMD_CG_STATE_GATE); |
2271 | amdgpu_device_set_pg_state(adev, AMD_PG_STATE_GATE); | |
916ac57f | 2272 | |
06ec9070 | 2273 | amdgpu_device_fill_reset_magic(adev); |
d38ceaf9 | 2274 | |
beff74bc AD |
2275 | r = amdgpu_device_enable_mgpu_fan_boost(); |
2276 | if (r) | |
2277 | DRM_ERROR("enable mgpu fan boost failed (%d).\n", r); | |
2278 | ||
60599a03 EQ |
2279 | |
2280 | if (adev->gmc.xgmi.num_physical_nodes > 1) { | |
2281 | mutex_lock(&mgpu_info.mutex); | |
2282 | ||
2283 | /* | |
2284 | * Reset device p-state to low as this was booted with high. | |
2285 | * | |
2286 | * This should be performed only after all devices from the same | |
2287 | * hive get initialized. | |
2288 | * | |
2289 | * However, it's unknown how many device in the hive in advance. | |
2290 | * As this is counted one by one during devices initializations. | |
2291 | * | |
2292 | * So, we wait for all XGMI interlinked devices initialized. | |
2293 | * This may bring some delays as those devices may come from | |
2294 | * different hives. But that should be OK. | |
2295 | */ | |
2296 | if (mgpu_info.num_dgpu == adev->gmc.xgmi.num_physical_nodes) { | |
2297 | for (i = 0; i < mgpu_info.num_gpu; i++) { | |
2298 | gpu_instance = &(mgpu_info.gpu_ins[i]); | |
2299 | if (gpu_instance->adev->flags & AMD_IS_APU) | |
2300 | continue; | |
2301 | ||
d84a430d JK |
2302 | r = amdgpu_xgmi_set_pstate(gpu_instance->adev, |
2303 | AMDGPU_XGMI_PSTATE_MIN); | |
60599a03 EQ |
2304 | if (r) { |
2305 | DRM_ERROR("pstate setting failed (%d).\n", r); | |
2306 | break; | |
2307 | } | |
2308 | } | |
2309 | } | |
2310 | ||
2311 | mutex_unlock(&mgpu_info.mutex); | |
2312 | } | |
2313 | ||
d38ceaf9 AD |
2314 | return 0; |
2315 | } | |
2316 | ||
e3ecdffa AD |
2317 | /** |
2318 | * amdgpu_device_ip_fini - run fini for hardware IPs | |
2319 | * | |
2320 | * @adev: amdgpu_device pointer | |
2321 | * | |
2322 | * Main teardown pass for hardware IPs. The list of all the hardware | |
2323 | * IPs that make up the asic is walked and the hw_fini and sw_fini callbacks | |
2324 | * are run. hw_fini tears down the hardware associated with each IP | |
2325 | * and sw_fini tears down any software state associated with each IP. | |
2326 | * Returns 0 on success, negative error code on failure. | |
2327 | */ | |
06ec9070 | 2328 | static int amdgpu_device_ip_fini(struct amdgpu_device *adev) |
d38ceaf9 AD |
2329 | { |
2330 | int i, r; | |
2331 | ||
5278a159 SY |
2332 | if (amdgpu_sriov_vf(adev) && adev->virt.ras_init_done) |
2333 | amdgpu_virt_release_ras_err_handler_data(adev); | |
2334 | ||
c030f2e4 | 2335 | amdgpu_ras_pre_fini(adev); |
2336 | ||
a82400b5 AG |
2337 | if (adev->gmc.xgmi.num_physical_nodes > 1) |
2338 | amdgpu_xgmi_remove_device(adev); | |
2339 | ||
1884734a | 2340 | amdgpu_amdkfd_device_fini(adev); |
05df1f01 RZ |
2341 | |
2342 | amdgpu_device_set_pg_state(adev, AMD_PG_STATE_UNGATE); | |
fdd34271 RZ |
2343 | amdgpu_device_set_cg_state(adev, AMD_CG_STATE_UNGATE); |
2344 | ||
3e96dbfd AD |
2345 | /* need to disable SMC first */ |
2346 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
a1255107 | 2347 | if (!adev->ip_blocks[i].status.hw) |
3e96dbfd | 2348 | continue; |
fdd34271 | 2349 | if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_SMC) { |
a1255107 | 2350 | r = adev->ip_blocks[i].version->funcs->hw_fini((void *)adev); |
3e96dbfd AD |
2351 | /* XXX handle errors */ |
2352 | if (r) { | |
2353 | DRM_DEBUG("hw_fini of IP block <%s> failed %d\n", | |
a1255107 | 2354 | adev->ip_blocks[i].version->funcs->name, r); |
3e96dbfd | 2355 | } |
a1255107 | 2356 | adev->ip_blocks[i].status.hw = false; |
3e96dbfd AD |
2357 | break; |
2358 | } | |
2359 | } | |
2360 | ||
d38ceaf9 | 2361 | for (i = adev->num_ip_blocks - 1; i >= 0; i--) { |
a1255107 | 2362 | if (!adev->ip_blocks[i].status.hw) |
d38ceaf9 | 2363 | continue; |
8201a67a | 2364 | |
a1255107 | 2365 | r = adev->ip_blocks[i].version->funcs->hw_fini((void *)adev); |
d38ceaf9 | 2366 | /* XXX handle errors */ |
2c1a2784 | 2367 | if (r) { |
a1255107 AD |
2368 | DRM_DEBUG("hw_fini of IP block <%s> failed %d\n", |
2369 | adev->ip_blocks[i].version->funcs->name, r); | |
2c1a2784 | 2370 | } |
8201a67a | 2371 | |
a1255107 | 2372 | adev->ip_blocks[i].status.hw = false; |
d38ceaf9 AD |
2373 | } |
2374 | ||
9950cda2 | 2375 | |
d38ceaf9 | 2376 | for (i = adev->num_ip_blocks - 1; i >= 0; i--) { |
a1255107 | 2377 | if (!adev->ip_blocks[i].status.sw) |
d38ceaf9 | 2378 | continue; |
c12aba3a ML |
2379 | |
2380 | if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC) { | |
c8963ea4 | 2381 | amdgpu_ucode_free_bo(adev); |
1e256e27 | 2382 | amdgpu_free_static_csa(&adev->virt.csa_obj); |
c12aba3a ML |
2383 | amdgpu_device_wb_fini(adev); |
2384 | amdgpu_device_vram_scratch_fini(adev); | |
533aed27 | 2385 | amdgpu_ib_pool_fini(adev); |
c12aba3a ML |
2386 | } |
2387 | ||
a1255107 | 2388 | r = adev->ip_blocks[i].version->funcs->sw_fini((void *)adev); |
d38ceaf9 | 2389 | /* XXX handle errors */ |
2c1a2784 | 2390 | if (r) { |
a1255107 AD |
2391 | DRM_DEBUG("sw_fini of IP block <%s> failed %d\n", |
2392 | adev->ip_blocks[i].version->funcs->name, r); | |
2c1a2784 | 2393 | } |
a1255107 AD |
2394 | adev->ip_blocks[i].status.sw = false; |
2395 | adev->ip_blocks[i].status.valid = false; | |
d38ceaf9 AD |
2396 | } |
2397 | ||
a6dcfd9c | 2398 | for (i = adev->num_ip_blocks - 1; i >= 0; i--) { |
a1255107 | 2399 | if (!adev->ip_blocks[i].status.late_initialized) |
8a2eef1d | 2400 | continue; |
a1255107 AD |
2401 | if (adev->ip_blocks[i].version->funcs->late_fini) |
2402 | adev->ip_blocks[i].version->funcs->late_fini((void *)adev); | |
2403 | adev->ip_blocks[i].status.late_initialized = false; | |
a6dcfd9c ML |
2404 | } |
2405 | ||
c030f2e4 | 2406 | amdgpu_ras_fini(adev); |
2407 | ||
030308fc | 2408 | if (amdgpu_sriov_vf(adev)) |
24136135 ML |
2409 | if (amdgpu_virt_release_full_gpu(adev, false)) |
2410 | DRM_ERROR("failed to release exclusive mode on fini\n"); | |
2493664f | 2411 | |
d38ceaf9 AD |
2412 | return 0; |
2413 | } | |
2414 | ||
e3ecdffa | 2415 | /** |
beff74bc | 2416 | * amdgpu_device_delayed_init_work_handler - work handler for IB tests |
e3ecdffa | 2417 | * |
1112a46b | 2418 | * @work: work_struct. |
e3ecdffa | 2419 | */ |
beff74bc | 2420 | static void amdgpu_device_delayed_init_work_handler(struct work_struct *work) |
2dc80b00 S |
2421 | { |
2422 | struct amdgpu_device *adev = | |
beff74bc | 2423 | container_of(work, struct amdgpu_device, delayed_init_work.work); |
916ac57f RZ |
2424 | int r; |
2425 | ||
2426 | r = amdgpu_ib_ring_tests(adev); | |
2427 | if (r) | |
2428 | DRM_ERROR("ib ring test failed (%d).\n", r); | |
2dc80b00 S |
2429 | } |
2430 | ||
1e317b99 RZ |
2431 | static void amdgpu_device_delay_enable_gfx_off(struct work_struct *work) |
2432 | { | |
2433 | struct amdgpu_device *adev = | |
2434 | container_of(work, struct amdgpu_device, gfx.gfx_off_delay_work.work); | |
2435 | ||
2436 | mutex_lock(&adev->gfx.gfx_off_mutex); | |
2437 | if (!adev->gfx.gfx_off_state && !adev->gfx.gfx_off_req_count) { | |
2438 | if (!amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, true)) | |
2439 | adev->gfx.gfx_off_state = true; | |
2440 | } | |
2441 | mutex_unlock(&adev->gfx.gfx_off_mutex); | |
2442 | } | |
2443 | ||
e3ecdffa | 2444 | /** |
e7854a03 | 2445 | * amdgpu_device_ip_suspend_phase1 - run suspend for hardware IPs (phase 1) |
e3ecdffa AD |
2446 | * |
2447 | * @adev: amdgpu_device pointer | |
2448 | * | |
2449 | * Main suspend function for hardware IPs. The list of all the hardware | |
2450 | * IPs that make up the asic is walked, clockgating is disabled and the | |
2451 | * suspend callbacks are run. suspend puts the hardware and software state | |
2452 | * in each IP into a state suitable for suspend. | |
2453 | * Returns 0 on success, negative error code on failure. | |
2454 | */ | |
e7854a03 AD |
2455 | static int amdgpu_device_ip_suspend_phase1(struct amdgpu_device *adev) |
2456 | { | |
2457 | int i, r; | |
2458 | ||
ced1ba97 PL |
2459 | amdgpu_device_set_pg_state(adev, AMD_PG_STATE_UNGATE); |
2460 | amdgpu_device_set_cg_state(adev, AMD_CG_STATE_UNGATE); | |
05df1f01 | 2461 | |
e7854a03 AD |
2462 | for (i = adev->num_ip_blocks - 1; i >= 0; i--) { |
2463 | if (!adev->ip_blocks[i].status.valid) | |
2464 | continue; | |
2b9f7848 | 2465 | |
e7854a03 | 2466 | /* displays are handled separately */ |
2b9f7848 ND |
2467 | if (adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_DCE) |
2468 | continue; | |
2469 | ||
2470 | /* XXX handle errors */ | |
2471 | r = adev->ip_blocks[i].version->funcs->suspend(adev); | |
2472 | /* XXX handle errors */ | |
2473 | if (r) { | |
2474 | DRM_ERROR("suspend of IP block <%s> failed %d\n", | |
2475 | adev->ip_blocks[i].version->funcs->name, r); | |
2476 | return r; | |
e7854a03 | 2477 | } |
2b9f7848 ND |
2478 | |
2479 | adev->ip_blocks[i].status.hw = false; | |
e7854a03 AD |
2480 | } |
2481 | ||
e7854a03 AD |
2482 | return 0; |
2483 | } | |
2484 | ||
2485 | /** | |
2486 | * amdgpu_device_ip_suspend_phase2 - run suspend for hardware IPs (phase 2) | |
2487 | * | |
2488 | * @adev: amdgpu_device pointer | |
2489 | * | |
2490 | * Main suspend function for hardware IPs. The list of all the hardware | |
2491 | * IPs that make up the asic is walked, clockgating is disabled and the | |
2492 | * suspend callbacks are run. suspend puts the hardware and software state | |
2493 | * in each IP into a state suitable for suspend. | |
2494 | * Returns 0 on success, negative error code on failure. | |
2495 | */ | |
2496 | static int amdgpu_device_ip_suspend_phase2(struct amdgpu_device *adev) | |
d38ceaf9 AD |
2497 | { |
2498 | int i, r; | |
2499 | ||
2500 | for (i = adev->num_ip_blocks - 1; i >= 0; i--) { | |
a1255107 | 2501 | if (!adev->ip_blocks[i].status.valid) |
d38ceaf9 | 2502 | continue; |
e7854a03 AD |
2503 | /* displays are handled in phase1 */ |
2504 | if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_DCE) | |
2505 | continue; | |
bff77e86 LM |
2506 | /* PSP lost connection when err_event_athub occurs */ |
2507 | if (amdgpu_ras_intr_triggered() && | |
2508 | adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_PSP) { | |
2509 | adev->ip_blocks[i].status.hw = false; | |
2510 | continue; | |
2511 | } | |
d38ceaf9 | 2512 | /* XXX handle errors */ |
a1255107 | 2513 | r = adev->ip_blocks[i].version->funcs->suspend(adev); |
d38ceaf9 | 2514 | /* XXX handle errors */ |
2c1a2784 | 2515 | if (r) { |
a1255107 AD |
2516 | DRM_ERROR("suspend of IP block <%s> failed %d\n", |
2517 | adev->ip_blocks[i].version->funcs->name, r); | |
2c1a2784 | 2518 | } |
876923fb | 2519 | adev->ip_blocks[i].status.hw = false; |
a3a09142 | 2520 | /* handle putting the SMC in the appropriate state */ |
86b93fd6 JZ |
2521 | if(!amdgpu_sriov_vf(adev)){ |
2522 | if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_SMC) { | |
2523 | r = amdgpu_dpm_set_mp1_state(adev, adev->mp1_state); | |
2524 | if (r) { | |
2525 | DRM_ERROR("SMC failed to set mp1 state %d, %d\n", | |
2526 | adev->mp1_state, r); | |
2527 | return r; | |
2528 | } | |
a3a09142 AD |
2529 | } |
2530 | } | |
b5507c7e | 2531 | adev->ip_blocks[i].status.hw = false; |
d38ceaf9 AD |
2532 | } |
2533 | ||
2534 | return 0; | |
2535 | } | |
2536 | ||
e7854a03 AD |
2537 | /** |
2538 | * amdgpu_device_ip_suspend - run suspend for hardware IPs | |
2539 | * | |
2540 | * @adev: amdgpu_device pointer | |
2541 | * | |
2542 | * Main suspend function for hardware IPs. The list of all the hardware | |
2543 | * IPs that make up the asic is walked, clockgating is disabled and the | |
2544 | * suspend callbacks are run. suspend puts the hardware and software state | |
2545 | * in each IP into a state suitable for suspend. | |
2546 | * Returns 0 on success, negative error code on failure. | |
2547 | */ | |
2548 | int amdgpu_device_ip_suspend(struct amdgpu_device *adev) | |
2549 | { | |
2550 | int r; | |
2551 | ||
e7819644 YT |
2552 | if (amdgpu_sriov_vf(adev)) |
2553 | amdgpu_virt_request_full_gpu(adev, false); | |
2554 | ||
e7854a03 AD |
2555 | r = amdgpu_device_ip_suspend_phase1(adev); |
2556 | if (r) | |
2557 | return r; | |
2558 | r = amdgpu_device_ip_suspend_phase2(adev); | |
2559 | ||
e7819644 YT |
2560 | if (amdgpu_sriov_vf(adev)) |
2561 | amdgpu_virt_release_full_gpu(adev, false); | |
2562 | ||
e7854a03 AD |
2563 | return r; |
2564 | } | |
2565 | ||
06ec9070 | 2566 | static int amdgpu_device_ip_reinit_early_sriov(struct amdgpu_device *adev) |
a90ad3c2 ML |
2567 | { |
2568 | int i, r; | |
2569 | ||
2cb681b6 ML |
2570 | static enum amd_ip_block_type ip_order[] = { |
2571 | AMD_IP_BLOCK_TYPE_GMC, | |
2572 | AMD_IP_BLOCK_TYPE_COMMON, | |
39186aef | 2573 | AMD_IP_BLOCK_TYPE_PSP, |
2cb681b6 ML |
2574 | AMD_IP_BLOCK_TYPE_IH, |
2575 | }; | |
a90ad3c2 | 2576 | |
2cb681b6 ML |
2577 | for (i = 0; i < ARRAY_SIZE(ip_order); i++) { |
2578 | int j; | |
2579 | struct amdgpu_ip_block *block; | |
a90ad3c2 | 2580 | |
2cb681b6 ML |
2581 | for (j = 0; j < adev->num_ip_blocks; j++) { |
2582 | block = &adev->ip_blocks[j]; | |
2583 | ||
482f0e53 | 2584 | block->status.hw = false; |
2cb681b6 ML |
2585 | if (block->version->type != ip_order[i] || |
2586 | !block->status.valid) | |
2587 | continue; | |
2588 | ||
2589 | r = block->version->funcs->hw_init(adev); | |
0aaeefcc | 2590 | DRM_INFO("RE-INIT-early: %s %s\n", block->version->funcs->name, r?"failed":"succeeded"); |
c41d1cf6 ML |
2591 | if (r) |
2592 | return r; | |
482f0e53 | 2593 | block->status.hw = true; |
a90ad3c2 ML |
2594 | } |
2595 | } | |
2596 | ||
2597 | return 0; | |
2598 | } | |
2599 | ||
06ec9070 | 2600 | static int amdgpu_device_ip_reinit_late_sriov(struct amdgpu_device *adev) |
a90ad3c2 ML |
2601 | { |
2602 | int i, r; | |
2603 | ||
2cb681b6 ML |
2604 | static enum amd_ip_block_type ip_order[] = { |
2605 | AMD_IP_BLOCK_TYPE_SMC, | |
2606 | AMD_IP_BLOCK_TYPE_DCE, | |
2607 | AMD_IP_BLOCK_TYPE_GFX, | |
2608 | AMD_IP_BLOCK_TYPE_SDMA, | |
257deb8c | 2609 | AMD_IP_BLOCK_TYPE_UVD, |
d83c7a07 JJ |
2610 | AMD_IP_BLOCK_TYPE_VCE, |
2611 | AMD_IP_BLOCK_TYPE_VCN | |
2cb681b6 | 2612 | }; |
a90ad3c2 | 2613 | |
2cb681b6 ML |
2614 | for (i = 0; i < ARRAY_SIZE(ip_order); i++) { |
2615 | int j; | |
2616 | struct amdgpu_ip_block *block; | |
a90ad3c2 | 2617 | |
2cb681b6 ML |
2618 | for (j = 0; j < adev->num_ip_blocks; j++) { |
2619 | block = &adev->ip_blocks[j]; | |
2620 | ||
2621 | if (block->version->type != ip_order[i] || | |
482f0e53 ML |
2622 | !block->status.valid || |
2623 | block->status.hw) | |
2cb681b6 ML |
2624 | continue; |
2625 | ||
895bd048 JZ |
2626 | if (block->version->type == AMD_IP_BLOCK_TYPE_SMC) |
2627 | r = block->version->funcs->resume(adev); | |
2628 | else | |
2629 | r = block->version->funcs->hw_init(adev); | |
2630 | ||
0aaeefcc | 2631 | DRM_INFO("RE-INIT-late: %s %s\n", block->version->funcs->name, r?"failed":"succeeded"); |
c41d1cf6 ML |
2632 | if (r) |
2633 | return r; | |
482f0e53 | 2634 | block->status.hw = true; |
a90ad3c2 ML |
2635 | } |
2636 | } | |
2637 | ||
2638 | return 0; | |
2639 | } | |
2640 | ||
e3ecdffa AD |
2641 | /** |
2642 | * amdgpu_device_ip_resume_phase1 - run resume for hardware IPs | |
2643 | * | |
2644 | * @adev: amdgpu_device pointer | |
2645 | * | |
2646 | * First resume function for hardware IPs. The list of all the hardware | |
2647 | * IPs that make up the asic is walked and the resume callbacks are run for | |
2648 | * COMMON, GMC, and IH. resume puts the hardware into a functional state | |
2649 | * after a suspend and updates the software state as necessary. This | |
2650 | * function is also used for restoring the GPU after a GPU reset. | |
2651 | * Returns 0 on success, negative error code on failure. | |
2652 | */ | |
06ec9070 | 2653 | static int amdgpu_device_ip_resume_phase1(struct amdgpu_device *adev) |
d38ceaf9 AD |
2654 | { |
2655 | int i, r; | |
2656 | ||
a90ad3c2 | 2657 | for (i = 0; i < adev->num_ip_blocks; i++) { |
482f0e53 | 2658 | if (!adev->ip_blocks[i].status.valid || adev->ip_blocks[i].status.hw) |
a90ad3c2 | 2659 | continue; |
a90ad3c2 | 2660 | if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_COMMON || |
e3ecdffa AD |
2661 | adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC || |
2662 | adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_IH) { | |
482f0e53 | 2663 | |
fcf0649f CZ |
2664 | r = adev->ip_blocks[i].version->funcs->resume(adev); |
2665 | if (r) { | |
2666 | DRM_ERROR("resume of IP block <%s> failed %d\n", | |
2667 | adev->ip_blocks[i].version->funcs->name, r); | |
2668 | return r; | |
2669 | } | |
482f0e53 | 2670 | adev->ip_blocks[i].status.hw = true; |
a90ad3c2 ML |
2671 | } |
2672 | } | |
2673 | ||
2674 | return 0; | |
2675 | } | |
2676 | ||
e3ecdffa AD |
2677 | /** |
2678 | * amdgpu_device_ip_resume_phase2 - run resume for hardware IPs | |
2679 | * | |
2680 | * @adev: amdgpu_device pointer | |
2681 | * | |
2682 | * First resume function for hardware IPs. The list of all the hardware | |
2683 | * IPs that make up the asic is walked and the resume callbacks are run for | |
2684 | * all blocks except COMMON, GMC, and IH. resume puts the hardware into a | |
2685 | * functional state after a suspend and updates the software state as | |
2686 | * necessary. This function is also used for restoring the GPU after a GPU | |
2687 | * reset. | |
2688 | * Returns 0 on success, negative error code on failure. | |
2689 | */ | |
06ec9070 | 2690 | static int amdgpu_device_ip_resume_phase2(struct amdgpu_device *adev) |
d38ceaf9 AD |
2691 | { |
2692 | int i, r; | |
2693 | ||
2694 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
482f0e53 | 2695 | if (!adev->ip_blocks[i].status.valid || adev->ip_blocks[i].status.hw) |
d38ceaf9 | 2696 | continue; |
fcf0649f | 2697 | if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_COMMON || |
e3ecdffa | 2698 | adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC || |
7a3e0bb2 RZ |
2699 | adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_IH || |
2700 | adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_PSP) | |
fcf0649f | 2701 | continue; |
a1255107 | 2702 | r = adev->ip_blocks[i].version->funcs->resume(adev); |
2c1a2784 | 2703 | if (r) { |
a1255107 AD |
2704 | DRM_ERROR("resume of IP block <%s> failed %d\n", |
2705 | adev->ip_blocks[i].version->funcs->name, r); | |
d38ceaf9 | 2706 | return r; |
2c1a2784 | 2707 | } |
482f0e53 | 2708 | adev->ip_blocks[i].status.hw = true; |
d38ceaf9 AD |
2709 | } |
2710 | ||
2711 | return 0; | |
2712 | } | |
2713 | ||
e3ecdffa AD |
2714 | /** |
2715 | * amdgpu_device_ip_resume - run resume for hardware IPs | |
2716 | * | |
2717 | * @adev: amdgpu_device pointer | |
2718 | * | |
2719 | * Main resume function for hardware IPs. The hardware IPs | |
2720 | * are split into two resume functions because they are | |
2721 | * are also used in in recovering from a GPU reset and some additional | |
2722 | * steps need to be take between them. In this case (S3/S4) they are | |
2723 | * run sequentially. | |
2724 | * Returns 0 on success, negative error code on failure. | |
2725 | */ | |
06ec9070 | 2726 | static int amdgpu_device_ip_resume(struct amdgpu_device *adev) |
fcf0649f CZ |
2727 | { |
2728 | int r; | |
2729 | ||
06ec9070 | 2730 | r = amdgpu_device_ip_resume_phase1(adev); |
fcf0649f CZ |
2731 | if (r) |
2732 | return r; | |
7a3e0bb2 RZ |
2733 | |
2734 | r = amdgpu_device_fw_loading(adev); | |
2735 | if (r) | |
2736 | return r; | |
2737 | ||
06ec9070 | 2738 | r = amdgpu_device_ip_resume_phase2(adev); |
fcf0649f CZ |
2739 | |
2740 | return r; | |
2741 | } | |
2742 | ||
e3ecdffa AD |
2743 | /** |
2744 | * amdgpu_device_detect_sriov_bios - determine if the board supports SR-IOV | |
2745 | * | |
2746 | * @adev: amdgpu_device pointer | |
2747 | * | |
2748 | * Query the VBIOS data tables to determine if the board supports SR-IOV. | |
2749 | */ | |
4e99a44e | 2750 | static void amdgpu_device_detect_sriov_bios(struct amdgpu_device *adev) |
048765ad | 2751 | { |
6867e1b5 ML |
2752 | if (amdgpu_sriov_vf(adev)) { |
2753 | if (adev->is_atom_fw) { | |
2754 | if (amdgpu_atomfirmware_gpu_supports_virtualization(adev)) | |
2755 | adev->virt.caps |= AMDGPU_SRIOV_CAPS_SRIOV_VBIOS; | |
2756 | } else { | |
2757 | if (amdgpu_atombios_has_gpu_virtualization_table(adev)) | |
2758 | adev->virt.caps |= AMDGPU_SRIOV_CAPS_SRIOV_VBIOS; | |
2759 | } | |
2760 | ||
2761 | if (!(adev->virt.caps & AMDGPU_SRIOV_CAPS_SRIOV_VBIOS)) | |
2762 | amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_NO_VBIOS, 0, 0); | |
a5bde2f9 | 2763 | } |
048765ad AR |
2764 | } |
2765 | ||
e3ecdffa AD |
2766 | /** |
2767 | * amdgpu_device_asic_has_dc_support - determine if DC supports the asic | |
2768 | * | |
2769 | * @asic_type: AMD asic type | |
2770 | * | |
2771 | * Check if there is DC (new modesetting infrastructre) support for an asic. | |
2772 | * returns true if DC has support, false if not. | |
2773 | */ | |
4562236b HW |
2774 | bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type) |
2775 | { | |
2776 | switch (asic_type) { | |
2777 | #if defined(CONFIG_DRM_AMD_DC) | |
2778 | case CHIP_BONAIRE: | |
0d6fbccb | 2779 | case CHIP_KAVERI: |
367e6687 AD |
2780 | case CHIP_KABINI: |
2781 | case CHIP_MULLINS: | |
d9fda248 HW |
2782 | /* |
2783 | * We have systems in the wild with these ASICs that require | |
2784 | * LVDS and VGA support which is not supported with DC. | |
2785 | * | |
2786 | * Fallback to the non-DC driver here by default so as not to | |
2787 | * cause regressions. | |
2788 | */ | |
2789 | return amdgpu_dc > 0; | |
2790 | case CHIP_HAWAII: | |
4562236b HW |
2791 | case CHIP_CARRIZO: |
2792 | case CHIP_STONEY: | |
4562236b | 2793 | case CHIP_POLARIS10: |
675fd32b | 2794 | case CHIP_POLARIS11: |
2c8ad2d5 | 2795 | case CHIP_POLARIS12: |
675fd32b | 2796 | case CHIP_VEGAM: |
4562236b HW |
2797 | case CHIP_TONGA: |
2798 | case CHIP_FIJI: | |
42f8ffa1 | 2799 | case CHIP_VEGA10: |
dca7b401 | 2800 | case CHIP_VEGA12: |
c6034aa2 | 2801 | case CHIP_VEGA20: |
b86a1aa3 | 2802 | #if defined(CONFIG_DRM_AMD_DC_DCN) |
fd187853 | 2803 | case CHIP_RAVEN: |
b4f199c7 | 2804 | case CHIP_NAVI10: |
8fceceb6 | 2805 | case CHIP_NAVI14: |
078655d9 | 2806 | case CHIP_NAVI12: |
e1c14c43 | 2807 | case CHIP_RENOIR: |
81d9bfb8 JFZ |
2808 | #endif |
2809 | #if defined(CONFIG_DRM_AMD_DC_DCN3_0) | |
2810 | case CHIP_SIENNA_CICHLID: | |
a6c5308f | 2811 | case CHIP_NAVY_FLOUNDER: |
42f8ffa1 | 2812 | #endif |
fd187853 | 2813 | return amdgpu_dc != 0; |
4562236b HW |
2814 | #endif |
2815 | default: | |
93b09a9a SS |
2816 | if (amdgpu_dc > 0) |
2817 | DRM_INFO("Display Core has been requested via kernel parameter " | |
2818 | "but isn't supported by ASIC, ignoring\n"); | |
4562236b HW |
2819 | return false; |
2820 | } | |
2821 | } | |
2822 | ||
2823 | /** | |
2824 | * amdgpu_device_has_dc_support - check if dc is supported | |
2825 | * | |
2826 | * @adev: amdgpu_device_pointer | |
2827 | * | |
2828 | * Returns true for supported, false for not supported | |
2829 | */ | |
2830 | bool amdgpu_device_has_dc_support(struct amdgpu_device *adev) | |
2831 | { | |
2555039d XY |
2832 | if (amdgpu_sriov_vf(adev)) |
2833 | return false; | |
2834 | ||
4562236b HW |
2835 | return amdgpu_device_asic_has_dc_support(adev->asic_type); |
2836 | } | |
2837 | ||
d4535e2c AG |
2838 | |
2839 | static void amdgpu_device_xgmi_reset_func(struct work_struct *__work) | |
2840 | { | |
2841 | struct amdgpu_device *adev = | |
2842 | container_of(__work, struct amdgpu_device, xgmi_reset_work); | |
c6a6e2db | 2843 | struct amdgpu_hive_info *hive = amdgpu_get_xgmi_hive(adev, 0); |
d4535e2c | 2844 | |
c6a6e2db AG |
2845 | /* It's a bug to not have a hive within this function */ |
2846 | if (WARN_ON(!hive)) | |
2847 | return; | |
2848 | ||
2849 | /* | |
2850 | * Use task barrier to synchronize all xgmi reset works across the | |
2851 | * hive. task_barrier_enter and task_barrier_exit will block | |
2852 | * until all the threads running the xgmi reset works reach | |
2853 | * those points. task_barrier_full will do both blocks. | |
2854 | */ | |
2855 | if (amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) { | |
2856 | ||
2857 | task_barrier_enter(&hive->tb); | |
2858 | adev->asic_reset_res = amdgpu_device_baco_enter(adev->ddev); | |
2859 | ||
2860 | if (adev->asic_reset_res) | |
2861 | goto fail; | |
2862 | ||
2863 | task_barrier_exit(&hive->tb); | |
2864 | adev->asic_reset_res = amdgpu_device_baco_exit(adev->ddev); | |
2865 | ||
2866 | if (adev->asic_reset_res) | |
2867 | goto fail; | |
43c4d576 JC |
2868 | |
2869 | if (adev->mmhub.funcs && adev->mmhub.funcs->reset_ras_error_count) | |
2870 | adev->mmhub.funcs->reset_ras_error_count(adev); | |
c6a6e2db AG |
2871 | } else { |
2872 | ||
2873 | task_barrier_full(&hive->tb); | |
2874 | adev->asic_reset_res = amdgpu_asic_reset(adev); | |
2875 | } | |
ce316fa5 | 2876 | |
c6a6e2db | 2877 | fail: |
d4535e2c | 2878 | if (adev->asic_reset_res) |
fed184e9 | 2879 | DRM_WARN("ASIC reset failed with error, %d for drm dev, %s", |
d4535e2c AG |
2880 | adev->asic_reset_res, adev->ddev->unique); |
2881 | } | |
2882 | ||
71f98027 AD |
2883 | static int amdgpu_device_get_job_timeout_settings(struct amdgpu_device *adev) |
2884 | { | |
2885 | char *input = amdgpu_lockup_timeout; | |
2886 | char *timeout_setting = NULL; | |
2887 | int index = 0; | |
2888 | long timeout; | |
2889 | int ret = 0; | |
2890 | ||
2891 | /* | |
2892 | * By default timeout for non compute jobs is 10000. | |
2893 | * And there is no timeout enforced on compute jobs. | |
2894 | * In SR-IOV or passthrough mode, timeout for compute | |
b7b2a316 | 2895 | * jobs are 60000 by default. |
71f98027 AD |
2896 | */ |
2897 | adev->gfx_timeout = msecs_to_jiffies(10000); | |
2898 | adev->sdma_timeout = adev->video_timeout = adev->gfx_timeout; | |
2899 | if (amdgpu_sriov_vf(adev) || amdgpu_passthrough(adev)) | |
b7b2a316 | 2900 | adev->compute_timeout = msecs_to_jiffies(60000); |
71f98027 AD |
2901 | else |
2902 | adev->compute_timeout = MAX_SCHEDULE_TIMEOUT; | |
2903 | ||
f440ff44 | 2904 | if (strnlen(input, AMDGPU_MAX_TIMEOUT_PARAM_LENGTH)) { |
71f98027 | 2905 | while ((timeout_setting = strsep(&input, ",")) && |
f440ff44 | 2906 | strnlen(timeout_setting, AMDGPU_MAX_TIMEOUT_PARAM_LENGTH)) { |
71f98027 AD |
2907 | ret = kstrtol(timeout_setting, 0, &timeout); |
2908 | if (ret) | |
2909 | return ret; | |
2910 | ||
2911 | if (timeout == 0) { | |
2912 | index++; | |
2913 | continue; | |
2914 | } else if (timeout < 0) { | |
2915 | timeout = MAX_SCHEDULE_TIMEOUT; | |
2916 | } else { | |
2917 | timeout = msecs_to_jiffies(timeout); | |
2918 | } | |
2919 | ||
2920 | switch (index++) { | |
2921 | case 0: | |
2922 | adev->gfx_timeout = timeout; | |
2923 | break; | |
2924 | case 1: | |
2925 | adev->compute_timeout = timeout; | |
2926 | break; | |
2927 | case 2: | |
2928 | adev->sdma_timeout = timeout; | |
2929 | break; | |
2930 | case 3: | |
2931 | adev->video_timeout = timeout; | |
2932 | break; | |
2933 | default: | |
2934 | break; | |
2935 | } | |
2936 | } | |
2937 | /* | |
2938 | * There is only one value specified and | |
2939 | * it should apply to all non-compute jobs. | |
2940 | */ | |
bcccee89 | 2941 | if (index == 1) { |
71f98027 | 2942 | adev->sdma_timeout = adev->video_timeout = adev->gfx_timeout; |
bcccee89 ED |
2943 | if (amdgpu_sriov_vf(adev) || amdgpu_passthrough(adev)) |
2944 | adev->compute_timeout = adev->gfx_timeout; | |
2945 | } | |
71f98027 AD |
2946 | } |
2947 | ||
2948 | return ret; | |
2949 | } | |
d4535e2c | 2950 | |
77f3a5cd ND |
2951 | static const struct attribute *amdgpu_dev_attributes[] = { |
2952 | &dev_attr_product_name.attr, | |
2953 | &dev_attr_product_number.attr, | |
2954 | &dev_attr_serial_number.attr, | |
2955 | &dev_attr_pcie_replay_count.attr, | |
2956 | NULL | |
2957 | }; | |
2958 | ||
d38ceaf9 AD |
2959 | /** |
2960 | * amdgpu_device_init - initialize the driver | |
2961 | * | |
2962 | * @adev: amdgpu_device pointer | |
87e3f136 | 2963 | * @ddev: drm dev pointer |
d38ceaf9 AD |
2964 | * @pdev: pci dev pointer |
2965 | * @flags: driver flags | |
2966 | * | |
2967 | * Initializes the driver info and hw (all asics). | |
2968 | * Returns 0 for success or an error on failure. | |
2969 | * Called at driver startup. | |
2970 | */ | |
2971 | int amdgpu_device_init(struct amdgpu_device *adev, | |
2972 | struct drm_device *ddev, | |
2973 | struct pci_dev *pdev, | |
2974 | uint32_t flags) | |
2975 | { | |
2976 | int r, i; | |
3840c5bc | 2977 | bool boco = false; |
95844d20 | 2978 | u32 max_MBps; |
d38ceaf9 AD |
2979 | |
2980 | adev->shutdown = false; | |
2981 | adev->dev = &pdev->dev; | |
2982 | adev->ddev = ddev; | |
2983 | adev->pdev = pdev; | |
2984 | adev->flags = flags; | |
4e66d7d2 YZ |
2985 | |
2986 | if (amdgpu_force_asic_type >= 0 && amdgpu_force_asic_type < CHIP_LAST) | |
2987 | adev->asic_type = amdgpu_force_asic_type; | |
2988 | else | |
2989 | adev->asic_type = flags & AMD_ASIC_MASK; | |
2990 | ||
d38ceaf9 | 2991 | adev->usec_timeout = AMDGPU_MAX_USEC_TIMEOUT; |
593aa2d2 | 2992 | if (amdgpu_emu_mode == 1) |
8bdab6bb | 2993 | adev->usec_timeout *= 10; |
770d13b1 | 2994 | adev->gmc.gart_size = 512 * 1024 * 1024; |
d38ceaf9 AD |
2995 | adev->accel_working = false; |
2996 | adev->num_rings = 0; | |
2997 | adev->mman.buffer_funcs = NULL; | |
2998 | adev->mman.buffer_funcs_ring = NULL; | |
2999 | adev->vm_manager.vm_pte_funcs = NULL; | |
0c88b430 | 3000 | adev->vm_manager.vm_pte_num_scheds = 0; |
132f34e4 | 3001 | adev->gmc.gmc_funcs = NULL; |
f54d1867 | 3002 | adev->fence_context = dma_fence_context_alloc(AMDGPU_MAX_RINGS); |
b8866c26 | 3003 | bitmap_zero(adev->gfx.pipe_reserve_bitmap, AMDGPU_MAX_COMPUTE_QUEUES); |
d38ceaf9 AD |
3004 | |
3005 | adev->smc_rreg = &amdgpu_invalid_rreg; | |
3006 | adev->smc_wreg = &amdgpu_invalid_wreg; | |
3007 | adev->pcie_rreg = &amdgpu_invalid_rreg; | |
3008 | adev->pcie_wreg = &amdgpu_invalid_wreg; | |
36b9a952 HR |
3009 | adev->pciep_rreg = &amdgpu_invalid_rreg; |
3010 | adev->pciep_wreg = &amdgpu_invalid_wreg; | |
4fa1c6a6 TZ |
3011 | adev->pcie_rreg64 = &amdgpu_invalid_rreg64; |
3012 | adev->pcie_wreg64 = &amdgpu_invalid_wreg64; | |
d38ceaf9 AD |
3013 | adev->uvd_ctx_rreg = &amdgpu_invalid_rreg; |
3014 | adev->uvd_ctx_wreg = &amdgpu_invalid_wreg; | |
3015 | adev->didt_rreg = &amdgpu_invalid_rreg; | |
3016 | adev->didt_wreg = &amdgpu_invalid_wreg; | |
ccdbb20a RZ |
3017 | adev->gc_cac_rreg = &amdgpu_invalid_rreg; |
3018 | adev->gc_cac_wreg = &amdgpu_invalid_wreg; | |
d38ceaf9 AD |
3019 | adev->audio_endpt_rreg = &amdgpu_block_invalid_rreg; |
3020 | adev->audio_endpt_wreg = &amdgpu_block_invalid_wreg; | |
3021 | ||
3e39ab90 AD |
3022 | DRM_INFO("initializing kernel modesetting (%s 0x%04X:0x%04X 0x%04X:0x%04X 0x%02X).\n", |
3023 | amdgpu_asic_name[adev->asic_type], pdev->vendor, pdev->device, | |
3024 | pdev->subsystem_vendor, pdev->subsystem_device, pdev->revision); | |
d38ceaf9 AD |
3025 | |
3026 | /* mutex initialization are all done here so we | |
3027 | * can recall function without having locking issues */ | |
d38ceaf9 | 3028 | atomic_set(&adev->irq.ih.lock, 0); |
0e5ca0d1 | 3029 | mutex_init(&adev->firmware.mutex); |
d38ceaf9 AD |
3030 | mutex_init(&adev->pm.mutex); |
3031 | mutex_init(&adev->gfx.gpu_clock_mutex); | |
3032 | mutex_init(&adev->srbm_mutex); | |
b8866c26 | 3033 | mutex_init(&adev->gfx.pipe_reserve_mutex); |
d23ee13f | 3034 | mutex_init(&adev->gfx.gfx_off_mutex); |
d38ceaf9 | 3035 | mutex_init(&adev->grbm_idx_mutex); |
d38ceaf9 | 3036 | mutex_init(&adev->mn_lock); |
e23b74aa | 3037 | mutex_init(&adev->virt.vf_errors.lock); |
d38ceaf9 | 3038 | hash_init(adev->mn_hash); |
df9c8d1a DL |
3039 | init_rwsem(&adev->reset_sem); |
3040 | atomic_set(&adev->in_gpu_reset, 0); | |
32eaeae0 | 3041 | mutex_init(&adev->psp.mutex); |
bd052211 | 3042 | mutex_init(&adev->notifier_lock); |
d38ceaf9 | 3043 | |
912dfc84 EQ |
3044 | r = amdgpu_device_check_arguments(adev); |
3045 | if (r) | |
3046 | return r; | |
d38ceaf9 | 3047 | |
d38ceaf9 AD |
3048 | spin_lock_init(&adev->mmio_idx_lock); |
3049 | spin_lock_init(&adev->smc_idx_lock); | |
3050 | spin_lock_init(&adev->pcie_idx_lock); | |
3051 | spin_lock_init(&adev->uvd_ctx_idx_lock); | |
3052 | spin_lock_init(&adev->didt_idx_lock); | |
ccdbb20a | 3053 | spin_lock_init(&adev->gc_cac_idx_lock); |
16abb5d2 | 3054 | spin_lock_init(&adev->se_cac_idx_lock); |
d38ceaf9 | 3055 | spin_lock_init(&adev->audio_endpt_idx_lock); |
95844d20 | 3056 | spin_lock_init(&adev->mm_stats.lock); |
d38ceaf9 | 3057 | |
0c4e7fa5 CZ |
3058 | INIT_LIST_HEAD(&adev->shadow_list); |
3059 | mutex_init(&adev->shadow_list_lock); | |
3060 | ||
beff74bc AD |
3061 | INIT_DELAYED_WORK(&adev->delayed_init_work, |
3062 | amdgpu_device_delayed_init_work_handler); | |
1e317b99 RZ |
3063 | INIT_DELAYED_WORK(&adev->gfx.gfx_off_delay_work, |
3064 | amdgpu_device_delay_enable_gfx_off); | |
2dc80b00 | 3065 | |
d4535e2c AG |
3066 | INIT_WORK(&adev->xgmi_reset_work, amdgpu_device_xgmi_reset_func); |
3067 | ||
d23ee13f | 3068 | adev->gfx.gfx_off_req_count = 1; |
b6e79d9a | 3069 | adev->pm.ac_power = power_supply_is_system_supplied() > 0; |
b1ddf548 | 3070 | |
b265bdbd EQ |
3071 | atomic_set(&adev->throttling_logging_enabled, 1); |
3072 | /* | |
3073 | * If throttling continues, logging will be performed every minute | |
3074 | * to avoid log flooding. "-1" is subtracted since the thermal | |
3075 | * throttling interrupt comes every second. Thus, the total logging | |
3076 | * interval is 59 seconds(retelimited printk interval) + 1(waiting | |
3077 | * for throttling interrupt) = 60 seconds. | |
3078 | */ | |
3079 | ratelimit_state_init(&adev->throttling_logging_rs, (60 - 1) * HZ, 1); | |
3080 | ratelimit_set_flags(&adev->throttling_logging_rs, RATELIMIT_MSG_ON_RELEASE); | |
3081 | ||
0fa49558 AX |
3082 | /* Registers mapping */ |
3083 | /* TODO: block userspace mapping of io register */ | |
da69c161 KW |
3084 | if (adev->asic_type >= CHIP_BONAIRE) { |
3085 | adev->rmmio_base = pci_resource_start(adev->pdev, 5); | |
3086 | adev->rmmio_size = pci_resource_len(adev->pdev, 5); | |
3087 | } else { | |
3088 | adev->rmmio_base = pci_resource_start(adev->pdev, 2); | |
3089 | adev->rmmio_size = pci_resource_len(adev->pdev, 2); | |
3090 | } | |
d38ceaf9 | 3091 | |
d38ceaf9 AD |
3092 | adev->rmmio = ioremap(adev->rmmio_base, adev->rmmio_size); |
3093 | if (adev->rmmio == NULL) { | |
3094 | return -ENOMEM; | |
3095 | } | |
3096 | DRM_INFO("register mmio base: 0x%08X\n", (uint32_t)adev->rmmio_base); | |
3097 | DRM_INFO("register mmio size: %u\n", (unsigned)adev->rmmio_size); | |
3098 | ||
d38ceaf9 AD |
3099 | /* io port mapping */ |
3100 | for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) { | |
3101 | if (pci_resource_flags(adev->pdev, i) & IORESOURCE_IO) { | |
3102 | adev->rio_mem_size = pci_resource_len(adev->pdev, i); | |
3103 | adev->rio_mem = pci_iomap(adev->pdev, i, adev->rio_mem_size); | |
3104 | break; | |
3105 | } | |
3106 | } | |
3107 | if (adev->rio_mem == NULL) | |
b64a18c5 | 3108 | DRM_INFO("PCI I/O BAR is not found.\n"); |
d38ceaf9 | 3109 | |
b2109d8e JX |
3110 | /* enable PCIE atomic ops */ |
3111 | r = pci_enable_atomic_ops_to_root(adev->pdev, | |
3112 | PCI_EXP_DEVCAP2_ATOMIC_COMP32 | | |
3113 | PCI_EXP_DEVCAP2_ATOMIC_COMP64); | |
3114 | if (r) { | |
3115 | adev->have_atomics_support = false; | |
3116 | DRM_INFO("PCIE atomic ops is not supported\n"); | |
3117 | } else { | |
3118 | adev->have_atomics_support = true; | |
3119 | } | |
3120 | ||
5494d864 AD |
3121 | amdgpu_device_get_pcie_info(adev); |
3122 | ||
b239c017 JX |
3123 | if (amdgpu_mcbp) |
3124 | DRM_INFO("MCBP is enabled\n"); | |
3125 | ||
5f84cc63 JX |
3126 | if (amdgpu_mes && adev->asic_type >= CHIP_NAVI10) |
3127 | adev->enable_mes = true; | |
3128 | ||
3aa0115d ML |
3129 | /* detect hw virtualization here */ |
3130 | amdgpu_detect_virtualization(adev); | |
3131 | ||
dffa11b4 ML |
3132 | r = amdgpu_device_get_job_timeout_settings(adev); |
3133 | if (r) { | |
3134 | dev_err(adev->dev, "invalid lockup_timeout parameter syntax\n"); | |
3135 | return r; | |
a190d1c7 XY |
3136 | } |
3137 | ||
d38ceaf9 | 3138 | /* early init functions */ |
06ec9070 | 3139 | r = amdgpu_device_ip_early_init(adev); |
d38ceaf9 AD |
3140 | if (r) |
3141 | return r; | |
3142 | ||
6585661d OZ |
3143 | /* doorbell bar mapping and doorbell index init*/ |
3144 | amdgpu_device_doorbell_init(adev); | |
3145 | ||
d38ceaf9 AD |
3146 | /* if we have > 1 VGA cards, then disable the amdgpu VGA resources */ |
3147 | /* this will fail for cards that aren't VGA class devices, just | |
3148 | * ignore it */ | |
06ec9070 | 3149 | vga_client_register(adev->pdev, adev, NULL, amdgpu_device_vga_set_decode); |
d38ceaf9 | 3150 | |
31af062a | 3151 | if (amdgpu_device_supports_boco(ddev)) |
3840c5bc AD |
3152 | boco = true; |
3153 | if (amdgpu_has_atpx() && | |
3154 | (amdgpu_is_atpx_hybrid() || | |
3155 | amdgpu_has_atpx_dgpu_power_cntl()) && | |
3156 | !pci_is_thunderbolt_attached(adev->pdev)) | |
84c8b22e | 3157 | vga_switcheroo_register_client(adev->pdev, |
3840c5bc AD |
3158 | &amdgpu_switcheroo_ops, boco); |
3159 | if (boco) | |
d38ceaf9 AD |
3160 | vga_switcheroo_init_domain_pm_ops(adev->dev, &adev->vga_pm_domain); |
3161 | ||
9475a943 SL |
3162 | if (amdgpu_emu_mode == 1) { |
3163 | /* post the asic on emulation mode */ | |
3164 | emu_soc_asic_init(adev); | |
bfca0289 | 3165 | goto fence_driver_init; |
9475a943 | 3166 | } |
bfca0289 | 3167 | |
4e99a44e ML |
3168 | /* detect if we are with an SRIOV vbios */ |
3169 | amdgpu_device_detect_sriov_bios(adev); | |
048765ad | 3170 | |
95e8e59e AD |
3171 | /* check if we need to reset the asic |
3172 | * E.g., driver was not cleanly unloaded previously, etc. | |
3173 | */ | |
f14899fd | 3174 | if (!amdgpu_sriov_vf(adev) && amdgpu_asic_need_reset_on_init(adev)) { |
95e8e59e AD |
3175 | r = amdgpu_asic_reset(adev); |
3176 | if (r) { | |
3177 | dev_err(adev->dev, "asic reset on init failed\n"); | |
3178 | goto failed; | |
3179 | } | |
3180 | } | |
3181 | ||
d38ceaf9 | 3182 | /* Post card if necessary */ |
39c640c0 | 3183 | if (amdgpu_device_need_post(adev)) { |
d38ceaf9 | 3184 | if (!adev->bios) { |
bec86378 | 3185 | dev_err(adev->dev, "no vBIOS found\n"); |
83ba126a AD |
3186 | r = -EINVAL; |
3187 | goto failed; | |
d38ceaf9 | 3188 | } |
bec86378 | 3189 | DRM_INFO("GPU posting now...\n"); |
4e99a44e ML |
3190 | r = amdgpu_atom_asic_init(adev->mode_info.atom_context); |
3191 | if (r) { | |
3192 | dev_err(adev->dev, "gpu post error!\n"); | |
3193 | goto failed; | |
3194 | } | |
d38ceaf9 AD |
3195 | } |
3196 | ||
88b64e95 AD |
3197 | if (adev->is_atom_fw) { |
3198 | /* Initialize clocks */ | |
3199 | r = amdgpu_atomfirmware_get_clock_info(adev); | |
3200 | if (r) { | |
3201 | dev_err(adev->dev, "amdgpu_atomfirmware_get_clock_info failed\n"); | |
e23b74aa | 3202 | amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_ATOMBIOS_GET_CLOCK_FAIL, 0, 0); |
88b64e95 AD |
3203 | goto failed; |
3204 | } | |
3205 | } else { | |
a5bde2f9 AD |
3206 | /* Initialize clocks */ |
3207 | r = amdgpu_atombios_get_clock_info(adev); | |
3208 | if (r) { | |
3209 | dev_err(adev->dev, "amdgpu_atombios_get_clock_info failed\n"); | |
e23b74aa | 3210 | amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_ATOMBIOS_GET_CLOCK_FAIL, 0, 0); |
89041940 | 3211 | goto failed; |
a5bde2f9 AD |
3212 | } |
3213 | /* init i2c buses */ | |
4562236b HW |
3214 | if (!amdgpu_device_has_dc_support(adev)) |
3215 | amdgpu_atombios_i2c_init(adev); | |
2c1a2784 | 3216 | } |
d38ceaf9 | 3217 | |
bfca0289 | 3218 | fence_driver_init: |
d38ceaf9 AD |
3219 | /* Fence driver */ |
3220 | r = amdgpu_fence_driver_init(adev); | |
2c1a2784 AD |
3221 | if (r) { |
3222 | dev_err(adev->dev, "amdgpu_fence_driver_init failed\n"); | |
e23b74aa | 3223 | amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_FENCE_INIT_FAIL, 0, 0); |
83ba126a | 3224 | goto failed; |
2c1a2784 | 3225 | } |
d38ceaf9 AD |
3226 | |
3227 | /* init the mode config */ | |
3228 | drm_mode_config_init(adev->ddev); | |
3229 | ||
06ec9070 | 3230 | r = amdgpu_device_ip_init(adev); |
d38ceaf9 | 3231 | if (r) { |
8840a387 | 3232 | /* failed in exclusive mode due to timeout */ |
3233 | if (amdgpu_sriov_vf(adev) && | |
3234 | !amdgpu_sriov_runtime(adev) && | |
3235 | amdgpu_virt_mmio_blocked(adev) && | |
3236 | !amdgpu_virt_wait_reset(adev)) { | |
3237 | dev_err(adev->dev, "VF exclusive mode timeout\n"); | |
1daee8b4 PD |
3238 | /* Don't send request since VF is inactive. */ |
3239 | adev->virt.caps &= ~AMDGPU_SRIOV_CAPS_RUNTIME; | |
3240 | adev->virt.ops = NULL; | |
8840a387 | 3241 | r = -EAGAIN; |
3242 | goto failed; | |
3243 | } | |
06ec9070 | 3244 | dev_err(adev->dev, "amdgpu_device_ip_init failed\n"); |
e23b74aa | 3245 | amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_AMDGPU_INIT_FAIL, 0, 0); |
83ba126a | 3246 | goto failed; |
d38ceaf9 AD |
3247 | } |
3248 | ||
d69b8971 YZ |
3249 | dev_info(adev->dev, |
3250 | "SE %d, SH per SE %d, CU per SH %d, active_cu_number %d\n", | |
d7f72fe4 YZ |
3251 | adev->gfx.config.max_shader_engines, |
3252 | adev->gfx.config.max_sh_per_se, | |
3253 | adev->gfx.config.max_cu_per_sh, | |
3254 | adev->gfx.cu_info.number); | |
3255 | ||
d38ceaf9 AD |
3256 | adev->accel_working = true; |
3257 | ||
e59c0205 AX |
3258 | amdgpu_vm_check_compute_bug(adev); |
3259 | ||
95844d20 MO |
3260 | /* Initialize the buffer migration limit. */ |
3261 | if (amdgpu_moverate >= 0) | |
3262 | max_MBps = amdgpu_moverate; | |
3263 | else | |
3264 | max_MBps = 8; /* Allow 8 MB/s. */ | |
3265 | /* Get a log2 for easy divisions. */ | |
3266 | adev->mm_stats.log2_max_MBps = ilog2(max(1u, max_MBps)); | |
3267 | ||
9bc92b9c ML |
3268 | amdgpu_fbdev_init(adev); |
3269 | ||
d2f52ac8 | 3270 | r = amdgpu_pm_sysfs_init(adev); |
7c868b59 YT |
3271 | if (r) { |
3272 | adev->pm_sysfs_en = false; | |
d2f52ac8 | 3273 | DRM_ERROR("registering pm debugfs failed (%d).\n", r); |
7c868b59 YT |
3274 | } else |
3275 | adev->pm_sysfs_en = true; | |
d2f52ac8 | 3276 | |
5bb23532 | 3277 | r = amdgpu_ucode_sysfs_init(adev); |
7c868b59 YT |
3278 | if (r) { |
3279 | adev->ucode_sysfs_en = false; | |
5bb23532 | 3280 | DRM_ERROR("Creating firmware sysfs failed (%d).\n", r); |
7c868b59 YT |
3281 | } else |
3282 | adev->ucode_sysfs_en = true; | |
5bb23532 | 3283 | |
d38ceaf9 AD |
3284 | if ((amdgpu_testing & 1)) { |
3285 | if (adev->accel_working) | |
3286 | amdgpu_test_moves(adev); | |
3287 | else | |
3288 | DRM_INFO("amdgpu: acceleration disabled, skipping move tests\n"); | |
3289 | } | |
d38ceaf9 AD |
3290 | if (amdgpu_benchmarking) { |
3291 | if (adev->accel_working) | |
3292 | amdgpu_benchmark(adev, amdgpu_benchmarking); | |
3293 | else | |
3294 | DRM_INFO("amdgpu: acceleration disabled, skipping benchmarks\n"); | |
3295 | } | |
3296 | ||
b0adca4d EQ |
3297 | /* |
3298 | * Register gpu instance before amdgpu_device_enable_mgpu_fan_boost. | |
3299 | * Otherwise the mgpu fan boost feature will be skipped due to the | |
3300 | * gpu instance is counted less. | |
3301 | */ | |
3302 | amdgpu_register_gpu_instance(adev); | |
3303 | ||
d38ceaf9 AD |
3304 | /* enable clockgating, etc. after ib tests, etc. since some blocks require |
3305 | * explicit gating rather than handling it automatically. | |
3306 | */ | |
06ec9070 | 3307 | r = amdgpu_device_ip_late_init(adev); |
2c1a2784 | 3308 | if (r) { |
06ec9070 | 3309 | dev_err(adev->dev, "amdgpu_device_ip_late_init failed\n"); |
e23b74aa | 3310 | amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_AMDGPU_LATE_INIT_FAIL, 0, r); |
83ba126a | 3311 | goto failed; |
2c1a2784 | 3312 | } |
d38ceaf9 | 3313 | |
108c6a63 | 3314 | /* must succeed. */ |
511fdbc3 | 3315 | amdgpu_ras_resume(adev); |
108c6a63 | 3316 | |
beff74bc AD |
3317 | queue_delayed_work(system_wq, &adev->delayed_init_work, |
3318 | msecs_to_jiffies(AMDGPU_RESUME_MS)); | |
3319 | ||
2c738637 ML |
3320 | if (amdgpu_sriov_vf(adev)) |
3321 | flush_delayed_work(&adev->delayed_init_work); | |
3322 | ||
77f3a5cd | 3323 | r = sysfs_create_files(&adev->dev->kobj, amdgpu_dev_attributes); |
bd607166 | 3324 | if (r) { |
77f3a5cd | 3325 | dev_err(adev->dev, "Could not create amdgpu device attr\n"); |
bd607166 KR |
3326 | return r; |
3327 | } | |
3328 | ||
d155bef0 AB |
3329 | if (IS_ENABLED(CONFIG_PERF_EVENTS)) |
3330 | r = amdgpu_pmu_init(adev); | |
9c7c85f7 JK |
3331 | if (r) |
3332 | dev_err(adev->dev, "amdgpu_pmu_init failed\n"); | |
3333 | ||
d38ceaf9 | 3334 | return 0; |
83ba126a AD |
3335 | |
3336 | failed: | |
89041940 | 3337 | amdgpu_vf_error_trans_all(adev); |
3840c5bc | 3338 | if (boco) |
83ba126a | 3339 | vga_switcheroo_fini_domain_pm_ops(adev->dev); |
8840a387 | 3340 | |
83ba126a | 3341 | return r; |
d38ceaf9 AD |
3342 | } |
3343 | ||
d38ceaf9 AD |
3344 | /** |
3345 | * amdgpu_device_fini - tear down the driver | |
3346 | * | |
3347 | * @adev: amdgpu_device pointer | |
3348 | * | |
3349 | * Tear down the driver info (all asics). | |
3350 | * Called at driver shutdown. | |
3351 | */ | |
3352 | void amdgpu_device_fini(struct amdgpu_device *adev) | |
3353 | { | |
3354 | int r; | |
3355 | ||
3356 | DRM_INFO("amdgpu: finishing device.\n"); | |
9f875167 | 3357 | flush_delayed_work(&adev->delayed_init_work); |
d0d13fe8 | 3358 | adev->shutdown = true; |
9f875167 | 3359 | |
752c683d ML |
3360 | /* make sure IB test finished before entering exclusive mode |
3361 | * to avoid preemption on IB test | |
3362 | * */ | |
3363 | if (amdgpu_sriov_vf(adev)) | |
3364 | amdgpu_virt_request_full_gpu(adev, false); | |
3365 | ||
e5b03032 ML |
3366 | /* disable all interrupts */ |
3367 | amdgpu_irq_disable_all(adev); | |
ff97cba8 ML |
3368 | if (adev->mode_info.mode_config_initialized){ |
3369 | if (!amdgpu_device_has_dc_support(adev)) | |
c2d88e06 | 3370 | drm_helper_force_disable_all(adev->ddev); |
ff97cba8 ML |
3371 | else |
3372 | drm_atomic_helper_shutdown(adev->ddev); | |
3373 | } | |
d38ceaf9 | 3374 | amdgpu_fence_driver_fini(adev); |
7c868b59 YT |
3375 | if (adev->pm_sysfs_en) |
3376 | amdgpu_pm_sysfs_fini(adev); | |
d38ceaf9 | 3377 | amdgpu_fbdev_fini(adev); |
06ec9070 | 3378 | r = amdgpu_device_ip_fini(adev); |
75e1658e ND |
3379 | release_firmware(adev->firmware.gpu_info_fw); |
3380 | adev->firmware.gpu_info_fw = NULL; | |
d38ceaf9 AD |
3381 | adev->accel_working = false; |
3382 | /* free i2c buses */ | |
4562236b HW |
3383 | if (!amdgpu_device_has_dc_support(adev)) |
3384 | amdgpu_i2c_fini(adev); | |
bfca0289 SL |
3385 | |
3386 | if (amdgpu_emu_mode != 1) | |
3387 | amdgpu_atombios_fini(adev); | |
3388 | ||
d38ceaf9 AD |
3389 | kfree(adev->bios); |
3390 | adev->bios = NULL; | |
3840c5bc AD |
3391 | if (amdgpu_has_atpx() && |
3392 | (amdgpu_is_atpx_hybrid() || | |
3393 | amdgpu_has_atpx_dgpu_power_cntl()) && | |
3394 | !pci_is_thunderbolt_attached(adev->pdev)) | |
84c8b22e | 3395 | vga_switcheroo_unregister_client(adev->pdev); |
3840c5bc | 3396 | if (amdgpu_device_supports_boco(adev->ddev)) |
83ba126a | 3397 | vga_switcheroo_fini_domain_pm_ops(adev->dev); |
d38ceaf9 AD |
3398 | vga_client_register(adev->pdev, NULL, NULL, NULL); |
3399 | if (adev->rio_mem) | |
3400 | pci_iounmap(adev->pdev, adev->rio_mem); | |
3401 | adev->rio_mem = NULL; | |
3402 | iounmap(adev->rmmio); | |
3403 | adev->rmmio = NULL; | |
06ec9070 | 3404 | amdgpu_device_doorbell_fini(adev); |
e9bc1bf7 | 3405 | |
7c868b59 YT |
3406 | if (adev->ucode_sysfs_en) |
3407 | amdgpu_ucode_sysfs_fini(adev); | |
77f3a5cd ND |
3408 | |
3409 | sysfs_remove_files(&adev->dev->kobj, amdgpu_dev_attributes); | |
d155bef0 AB |
3410 | if (IS_ENABLED(CONFIG_PERF_EVENTS)) |
3411 | amdgpu_pmu_fini(adev); | |
4292b0b2 | 3412 | if (adev->discovery_bin) |
a190d1c7 | 3413 | amdgpu_discovery_fini(adev); |
d38ceaf9 AD |
3414 | } |
3415 | ||
3416 | ||
3417 | /* | |
3418 | * Suspend & resume. | |
3419 | */ | |
3420 | /** | |
810ddc3a | 3421 | * amdgpu_device_suspend - initiate device suspend |
d38ceaf9 | 3422 | * |
87e3f136 | 3423 | * @dev: drm dev pointer |
87e3f136 | 3424 | * @fbcon : notify the fbdev of suspend |
d38ceaf9 AD |
3425 | * |
3426 | * Puts the hw in the suspend state (all asics). | |
3427 | * Returns 0 for success or an error on failure. | |
3428 | * Called at driver suspend. | |
3429 | */ | |
de185019 | 3430 | int amdgpu_device_suspend(struct drm_device *dev, bool fbcon) |
d38ceaf9 AD |
3431 | { |
3432 | struct amdgpu_device *adev; | |
3433 | struct drm_crtc *crtc; | |
3434 | struct drm_connector *connector; | |
f8d2d39e | 3435 | struct drm_connector_list_iter iter; |
5ceb54c6 | 3436 | int r; |
d38ceaf9 AD |
3437 | |
3438 | if (dev == NULL || dev->dev_private == NULL) { | |
3439 | return -ENODEV; | |
3440 | } | |
3441 | ||
3442 | adev = dev->dev_private; | |
3443 | ||
3444 | if (dev->switch_power_state == DRM_SWITCH_POWER_OFF) | |
3445 | return 0; | |
3446 | ||
44779b43 | 3447 | adev->in_suspend = true; |
d38ceaf9 AD |
3448 | drm_kms_helper_poll_disable(dev); |
3449 | ||
5f818173 S |
3450 | if (fbcon) |
3451 | amdgpu_fbdev_set_suspend(adev, 1); | |
3452 | ||
beff74bc | 3453 | cancel_delayed_work_sync(&adev->delayed_init_work); |
a5459475 | 3454 | |
4562236b HW |
3455 | if (!amdgpu_device_has_dc_support(adev)) { |
3456 | /* turn off display hw */ | |
3457 | drm_modeset_lock_all(dev); | |
f8d2d39e LP |
3458 | drm_connector_list_iter_begin(dev, &iter); |
3459 | drm_for_each_connector_iter(connector, &iter) | |
3460 | drm_helper_connector_dpms(connector, | |
3461 | DRM_MODE_DPMS_OFF); | |
3462 | drm_connector_list_iter_end(&iter); | |
4562236b | 3463 | drm_modeset_unlock_all(dev); |
fe1053b7 AD |
3464 | /* unpin the front buffers and cursors */ |
3465 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
3466 | struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); | |
3467 | struct drm_framebuffer *fb = crtc->primary->fb; | |
3468 | struct amdgpu_bo *robj; | |
3469 | ||
91334223 | 3470 | if (amdgpu_crtc->cursor_bo && !adev->enable_virtual_display) { |
fe1053b7 AD |
3471 | struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo); |
3472 | r = amdgpu_bo_reserve(aobj, true); | |
3473 | if (r == 0) { | |
3474 | amdgpu_bo_unpin(aobj); | |
3475 | amdgpu_bo_unreserve(aobj); | |
3476 | } | |
756e6880 | 3477 | } |
756e6880 | 3478 | |
fe1053b7 AD |
3479 | if (fb == NULL || fb->obj[0] == NULL) { |
3480 | continue; | |
3481 | } | |
3482 | robj = gem_to_amdgpu_bo(fb->obj[0]); | |
3483 | /* don't unpin kernel fb objects */ | |
3484 | if (!amdgpu_fbdev_robj_is_fb(adev, robj)) { | |
3485 | r = amdgpu_bo_reserve(robj, true); | |
3486 | if (r == 0) { | |
3487 | amdgpu_bo_unpin(robj); | |
3488 | amdgpu_bo_unreserve(robj); | |
3489 | } | |
d38ceaf9 AD |
3490 | } |
3491 | } | |
3492 | } | |
fe1053b7 | 3493 | |
5e6932fe | 3494 | amdgpu_ras_suspend(adev); |
3495 | ||
fe1053b7 AD |
3496 | r = amdgpu_device_ip_suspend_phase1(adev); |
3497 | ||
94fa5660 EQ |
3498 | amdgpu_amdkfd_suspend(adev, !fbcon); |
3499 | ||
d38ceaf9 AD |
3500 | /* evict vram memory */ |
3501 | amdgpu_bo_evict_vram(adev); | |
3502 | ||
5ceb54c6 | 3503 | amdgpu_fence_driver_suspend(adev); |
d38ceaf9 | 3504 | |
fe1053b7 | 3505 | r = amdgpu_device_ip_suspend_phase2(adev); |
d38ceaf9 | 3506 | |
a0a71e49 AD |
3507 | /* evict remaining vram memory |
3508 | * This second call to evict vram is to evict the gart page table | |
3509 | * using the CPU. | |
3510 | */ | |
d38ceaf9 AD |
3511 | amdgpu_bo_evict_vram(adev); |
3512 | ||
d38ceaf9 AD |
3513 | return 0; |
3514 | } | |
3515 | ||
3516 | /** | |
810ddc3a | 3517 | * amdgpu_device_resume - initiate device resume |
d38ceaf9 | 3518 | * |
87e3f136 | 3519 | * @dev: drm dev pointer |
87e3f136 | 3520 | * @fbcon : notify the fbdev of resume |
d38ceaf9 AD |
3521 | * |
3522 | * Bring the hw back to operating state (all asics). | |
3523 | * Returns 0 for success or an error on failure. | |
3524 | * Called at driver resume. | |
3525 | */ | |
de185019 | 3526 | int amdgpu_device_resume(struct drm_device *dev, bool fbcon) |
d38ceaf9 AD |
3527 | { |
3528 | struct drm_connector *connector; | |
f8d2d39e | 3529 | struct drm_connector_list_iter iter; |
d38ceaf9 | 3530 | struct amdgpu_device *adev = dev->dev_private; |
756e6880 | 3531 | struct drm_crtc *crtc; |
03161a6e | 3532 | int r = 0; |
d38ceaf9 AD |
3533 | |
3534 | if (dev->switch_power_state == DRM_SWITCH_POWER_OFF) | |
3535 | return 0; | |
3536 | ||
d38ceaf9 | 3537 | /* post card */ |
39c640c0 | 3538 | if (amdgpu_device_need_post(adev)) { |
74b0b157 | 3539 | r = amdgpu_atom_asic_init(adev->mode_info.atom_context); |
3540 | if (r) | |
3541 | DRM_ERROR("amdgpu asic init failed\n"); | |
3542 | } | |
d38ceaf9 | 3543 | |
06ec9070 | 3544 | r = amdgpu_device_ip_resume(adev); |
e6707218 | 3545 | if (r) { |
06ec9070 | 3546 | DRM_ERROR("amdgpu_device_ip_resume failed (%d).\n", r); |
4d3b9ae5 | 3547 | return r; |
e6707218 | 3548 | } |
5ceb54c6 AD |
3549 | amdgpu_fence_driver_resume(adev); |
3550 | ||
d38ceaf9 | 3551 | |
06ec9070 | 3552 | r = amdgpu_device_ip_late_init(adev); |
03161a6e | 3553 | if (r) |
4d3b9ae5 | 3554 | return r; |
d38ceaf9 | 3555 | |
beff74bc AD |
3556 | queue_delayed_work(system_wq, &adev->delayed_init_work, |
3557 | msecs_to_jiffies(AMDGPU_RESUME_MS)); | |
3558 | ||
fe1053b7 AD |
3559 | if (!amdgpu_device_has_dc_support(adev)) { |
3560 | /* pin cursors */ | |
3561 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
3562 | struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); | |
3563 | ||
91334223 | 3564 | if (amdgpu_crtc->cursor_bo && !adev->enable_virtual_display) { |
fe1053b7 AD |
3565 | struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo); |
3566 | r = amdgpu_bo_reserve(aobj, true); | |
3567 | if (r == 0) { | |
3568 | r = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM); | |
3569 | if (r != 0) | |
3570 | DRM_ERROR("Failed to pin cursor BO (%d)\n", r); | |
3571 | amdgpu_crtc->cursor_addr = amdgpu_bo_gpu_offset(aobj); | |
3572 | amdgpu_bo_unreserve(aobj); | |
3573 | } | |
756e6880 AD |
3574 | } |
3575 | } | |
3576 | } | |
9593f4d6 | 3577 | r = amdgpu_amdkfd_resume(adev, !fbcon); |
ba997709 YZ |
3578 | if (r) |
3579 | return r; | |
756e6880 | 3580 | |
96a5d8d4 | 3581 | /* Make sure IB tests flushed */ |
beff74bc | 3582 | flush_delayed_work(&adev->delayed_init_work); |
96a5d8d4 | 3583 | |
d38ceaf9 AD |
3584 | /* blat the mode back in */ |
3585 | if (fbcon) { | |
4562236b HW |
3586 | if (!amdgpu_device_has_dc_support(adev)) { |
3587 | /* pre DCE11 */ | |
3588 | drm_helper_resume_force_mode(dev); | |
3589 | ||
3590 | /* turn on display hw */ | |
3591 | drm_modeset_lock_all(dev); | |
f8d2d39e LP |
3592 | |
3593 | drm_connector_list_iter_begin(dev, &iter); | |
3594 | drm_for_each_connector_iter(connector, &iter) | |
3595 | drm_helper_connector_dpms(connector, | |
3596 | DRM_MODE_DPMS_ON); | |
3597 | drm_connector_list_iter_end(&iter); | |
3598 | ||
4562236b | 3599 | drm_modeset_unlock_all(dev); |
d38ceaf9 | 3600 | } |
4d3b9ae5 | 3601 | amdgpu_fbdev_set_suspend(adev, 0); |
d38ceaf9 AD |
3602 | } |
3603 | ||
3604 | drm_kms_helper_poll_enable(dev); | |
23a1a9e5 | 3605 | |
5e6932fe | 3606 | amdgpu_ras_resume(adev); |
3607 | ||
23a1a9e5 L |
3608 | /* |
3609 | * Most of the connector probing functions try to acquire runtime pm | |
3610 | * refs to ensure that the GPU is powered on when connector polling is | |
3611 | * performed. Since we're calling this from a runtime PM callback, | |
3612 | * trying to acquire rpm refs will cause us to deadlock. | |
3613 | * | |
3614 | * Since we're guaranteed to be holding the rpm lock, it's safe to | |
3615 | * temporarily disable the rpm helpers so this doesn't deadlock us. | |
3616 | */ | |
3617 | #ifdef CONFIG_PM | |
3618 | dev->dev->power.disable_depth++; | |
3619 | #endif | |
4562236b HW |
3620 | if (!amdgpu_device_has_dc_support(adev)) |
3621 | drm_helper_hpd_irq_event(dev); | |
3622 | else | |
3623 | drm_kms_helper_hotplug_event(dev); | |
23a1a9e5 L |
3624 | #ifdef CONFIG_PM |
3625 | dev->dev->power.disable_depth--; | |
3626 | #endif | |
44779b43 RZ |
3627 | adev->in_suspend = false; |
3628 | ||
4d3b9ae5 | 3629 | return 0; |
d38ceaf9 AD |
3630 | } |
3631 | ||
e3ecdffa AD |
3632 | /** |
3633 | * amdgpu_device_ip_check_soft_reset - did soft reset succeed | |
3634 | * | |
3635 | * @adev: amdgpu_device pointer | |
3636 | * | |
3637 | * The list of all the hardware IPs that make up the asic is walked and | |
3638 | * the check_soft_reset callbacks are run. check_soft_reset determines | |
3639 | * if the asic is still hung or not. | |
3640 | * Returns true if any of the IPs are still in a hung state, false if not. | |
3641 | */ | |
06ec9070 | 3642 | static bool amdgpu_device_ip_check_soft_reset(struct amdgpu_device *adev) |
63fbf42f CZ |
3643 | { |
3644 | int i; | |
3645 | bool asic_hang = false; | |
3646 | ||
f993d628 ML |
3647 | if (amdgpu_sriov_vf(adev)) |
3648 | return true; | |
3649 | ||
8bc04c29 AD |
3650 | if (amdgpu_asic_need_full_reset(adev)) |
3651 | return true; | |
3652 | ||
63fbf42f | 3653 | for (i = 0; i < adev->num_ip_blocks; i++) { |
a1255107 | 3654 | if (!adev->ip_blocks[i].status.valid) |
63fbf42f | 3655 | continue; |
a1255107 AD |
3656 | if (adev->ip_blocks[i].version->funcs->check_soft_reset) |
3657 | adev->ip_blocks[i].status.hang = | |
3658 | adev->ip_blocks[i].version->funcs->check_soft_reset(adev); | |
3659 | if (adev->ip_blocks[i].status.hang) { | |
3660 | DRM_INFO("IP block:%s is hung!\n", adev->ip_blocks[i].version->funcs->name); | |
63fbf42f CZ |
3661 | asic_hang = true; |
3662 | } | |
3663 | } | |
3664 | return asic_hang; | |
3665 | } | |
3666 | ||
e3ecdffa AD |
3667 | /** |
3668 | * amdgpu_device_ip_pre_soft_reset - prepare for soft reset | |
3669 | * | |
3670 | * @adev: amdgpu_device pointer | |
3671 | * | |
3672 | * The list of all the hardware IPs that make up the asic is walked and the | |
3673 | * pre_soft_reset callbacks are run if the block is hung. pre_soft_reset | |
3674 | * handles any IP specific hardware or software state changes that are | |
3675 | * necessary for a soft reset to succeed. | |
3676 | * Returns 0 on success, negative error code on failure. | |
3677 | */ | |
06ec9070 | 3678 | static int amdgpu_device_ip_pre_soft_reset(struct amdgpu_device *adev) |
d31a501e CZ |
3679 | { |
3680 | int i, r = 0; | |
3681 | ||
3682 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
a1255107 | 3683 | if (!adev->ip_blocks[i].status.valid) |
d31a501e | 3684 | continue; |
a1255107 AD |
3685 | if (adev->ip_blocks[i].status.hang && |
3686 | adev->ip_blocks[i].version->funcs->pre_soft_reset) { | |
3687 | r = adev->ip_blocks[i].version->funcs->pre_soft_reset(adev); | |
d31a501e CZ |
3688 | if (r) |
3689 | return r; | |
3690 | } | |
3691 | } | |
3692 | ||
3693 | return 0; | |
3694 | } | |
3695 | ||
e3ecdffa AD |
3696 | /** |
3697 | * amdgpu_device_ip_need_full_reset - check if a full asic reset is needed | |
3698 | * | |
3699 | * @adev: amdgpu_device pointer | |
3700 | * | |
3701 | * Some hardware IPs cannot be soft reset. If they are hung, a full gpu | |
3702 | * reset is necessary to recover. | |
3703 | * Returns true if a full asic reset is required, false if not. | |
3704 | */ | |
06ec9070 | 3705 | static bool amdgpu_device_ip_need_full_reset(struct amdgpu_device *adev) |
35d782fe | 3706 | { |
da146d3b AD |
3707 | int i; |
3708 | ||
8bc04c29 AD |
3709 | if (amdgpu_asic_need_full_reset(adev)) |
3710 | return true; | |
3711 | ||
da146d3b | 3712 | for (i = 0; i < adev->num_ip_blocks; i++) { |
a1255107 | 3713 | if (!adev->ip_blocks[i].status.valid) |
da146d3b | 3714 | continue; |
a1255107 AD |
3715 | if ((adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC) || |
3716 | (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_SMC) || | |
3717 | (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_ACP) || | |
98512bb8 KW |
3718 | (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_DCE) || |
3719 | adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_PSP) { | |
a1255107 | 3720 | if (adev->ip_blocks[i].status.hang) { |
da146d3b AD |
3721 | DRM_INFO("Some block need full reset!\n"); |
3722 | return true; | |
3723 | } | |
3724 | } | |
35d782fe CZ |
3725 | } |
3726 | return false; | |
3727 | } | |
3728 | ||
e3ecdffa AD |
3729 | /** |
3730 | * amdgpu_device_ip_soft_reset - do a soft reset | |
3731 | * | |
3732 | * @adev: amdgpu_device pointer | |
3733 | * | |
3734 | * The list of all the hardware IPs that make up the asic is walked and the | |
3735 | * soft_reset callbacks are run if the block is hung. soft_reset handles any | |
3736 | * IP specific hardware or software state changes that are necessary to soft | |
3737 | * reset the IP. | |
3738 | * Returns 0 on success, negative error code on failure. | |
3739 | */ | |
06ec9070 | 3740 | static int amdgpu_device_ip_soft_reset(struct amdgpu_device *adev) |
35d782fe CZ |
3741 | { |
3742 | int i, r = 0; | |
3743 | ||
3744 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
a1255107 | 3745 | if (!adev->ip_blocks[i].status.valid) |
35d782fe | 3746 | continue; |
a1255107 AD |
3747 | if (adev->ip_blocks[i].status.hang && |
3748 | adev->ip_blocks[i].version->funcs->soft_reset) { | |
3749 | r = adev->ip_blocks[i].version->funcs->soft_reset(adev); | |
35d782fe CZ |
3750 | if (r) |
3751 | return r; | |
3752 | } | |
3753 | } | |
3754 | ||
3755 | return 0; | |
3756 | } | |
3757 | ||
e3ecdffa AD |
3758 | /** |
3759 | * amdgpu_device_ip_post_soft_reset - clean up from soft reset | |
3760 | * | |
3761 | * @adev: amdgpu_device pointer | |
3762 | * | |
3763 | * The list of all the hardware IPs that make up the asic is walked and the | |
3764 | * post_soft_reset callbacks are run if the asic was hung. post_soft_reset | |
3765 | * handles any IP specific hardware or software state changes that are | |
3766 | * necessary after the IP has been soft reset. | |
3767 | * Returns 0 on success, negative error code on failure. | |
3768 | */ | |
06ec9070 | 3769 | static int amdgpu_device_ip_post_soft_reset(struct amdgpu_device *adev) |
35d782fe CZ |
3770 | { |
3771 | int i, r = 0; | |
3772 | ||
3773 | for (i = 0; i < adev->num_ip_blocks; i++) { | |
a1255107 | 3774 | if (!adev->ip_blocks[i].status.valid) |
35d782fe | 3775 | continue; |
a1255107 AD |
3776 | if (adev->ip_blocks[i].status.hang && |
3777 | adev->ip_blocks[i].version->funcs->post_soft_reset) | |
3778 | r = adev->ip_blocks[i].version->funcs->post_soft_reset(adev); | |
35d782fe CZ |
3779 | if (r) |
3780 | return r; | |
3781 | } | |
3782 | ||
3783 | return 0; | |
3784 | } | |
3785 | ||
e3ecdffa | 3786 | /** |
c33adbc7 | 3787 | * amdgpu_device_recover_vram - Recover some VRAM contents |
e3ecdffa AD |
3788 | * |
3789 | * @adev: amdgpu_device pointer | |
3790 | * | |
3791 | * Restores the contents of VRAM buffers from the shadows in GTT. Used to | |
3792 | * restore things like GPUVM page tables after a GPU reset where | |
3793 | * the contents of VRAM might be lost. | |
403009bf CK |
3794 | * |
3795 | * Returns: | |
3796 | * 0 on success, negative error code on failure. | |
e3ecdffa | 3797 | */ |
c33adbc7 | 3798 | static int amdgpu_device_recover_vram(struct amdgpu_device *adev) |
c41d1cf6 | 3799 | { |
c41d1cf6 | 3800 | struct dma_fence *fence = NULL, *next = NULL; |
403009bf CK |
3801 | struct amdgpu_bo *shadow; |
3802 | long r = 1, tmo; | |
c41d1cf6 ML |
3803 | |
3804 | if (amdgpu_sriov_runtime(adev)) | |
b045d3af | 3805 | tmo = msecs_to_jiffies(8000); |
c41d1cf6 ML |
3806 | else |
3807 | tmo = msecs_to_jiffies(100); | |
3808 | ||
3809 | DRM_INFO("recover vram bo from shadow start\n"); | |
3810 | mutex_lock(&adev->shadow_list_lock); | |
403009bf CK |
3811 | list_for_each_entry(shadow, &adev->shadow_list, shadow_list) { |
3812 | ||
3813 | /* No need to recover an evicted BO */ | |
3814 | if (shadow->tbo.mem.mem_type != TTM_PL_TT || | |
b575f10d | 3815 | shadow->tbo.mem.start == AMDGPU_BO_INVALID_OFFSET || |
403009bf CK |
3816 | shadow->parent->tbo.mem.mem_type != TTM_PL_VRAM) |
3817 | continue; | |
3818 | ||
3819 | r = amdgpu_bo_restore_shadow(shadow, &next); | |
3820 | if (r) | |
3821 | break; | |
3822 | ||
c41d1cf6 | 3823 | if (fence) { |
1712fb1a | 3824 | tmo = dma_fence_wait_timeout(fence, false, tmo); |
403009bf CK |
3825 | dma_fence_put(fence); |
3826 | fence = next; | |
1712fb1a | 3827 | if (tmo == 0) { |
3828 | r = -ETIMEDOUT; | |
c41d1cf6 | 3829 | break; |
1712fb1a | 3830 | } else if (tmo < 0) { |
3831 | r = tmo; | |
3832 | break; | |
3833 | } | |
403009bf CK |
3834 | } else { |
3835 | fence = next; | |
c41d1cf6 | 3836 | } |
c41d1cf6 ML |
3837 | } |
3838 | mutex_unlock(&adev->shadow_list_lock); | |
3839 | ||
403009bf CK |
3840 | if (fence) |
3841 | tmo = dma_fence_wait_timeout(fence, false, tmo); | |
c41d1cf6 ML |
3842 | dma_fence_put(fence); |
3843 | ||
1712fb1a | 3844 | if (r < 0 || tmo <= 0) { |
3845 | DRM_ERROR("recover vram bo from shadow failed, r is %ld, tmo is %ld\n", r, tmo); | |
403009bf CK |
3846 | return -EIO; |
3847 | } | |
c41d1cf6 | 3848 | |
403009bf CK |
3849 | DRM_INFO("recover vram bo from shadow done\n"); |
3850 | return 0; | |
c41d1cf6 ML |
3851 | } |
3852 | ||
a90ad3c2 | 3853 | |
e3ecdffa | 3854 | /** |
06ec9070 | 3855 | * amdgpu_device_reset_sriov - reset ASIC for SR-IOV vf |
5740682e ML |
3856 | * |
3857 | * @adev: amdgpu device pointer | |
87e3f136 | 3858 | * @from_hypervisor: request from hypervisor |
5740682e ML |
3859 | * |
3860 | * do VF FLR and reinitialize Asic | |
3f48c681 | 3861 | * return 0 means succeeded otherwise failed |
e3ecdffa AD |
3862 | */ |
3863 | static int amdgpu_device_reset_sriov(struct amdgpu_device *adev, | |
3864 | bool from_hypervisor) | |
5740682e ML |
3865 | { |
3866 | int r; | |
3867 | ||
3868 | if (from_hypervisor) | |
3869 | r = amdgpu_virt_request_full_gpu(adev, true); | |
3870 | else | |
3871 | r = amdgpu_virt_reset_gpu(adev); | |
3872 | if (r) | |
3873 | return r; | |
a90ad3c2 | 3874 | |
b639c22c JZ |
3875 | amdgpu_amdkfd_pre_reset(adev); |
3876 | ||
a90ad3c2 | 3877 | /* Resume IP prior to SMC */ |
06ec9070 | 3878 | r = amdgpu_device_ip_reinit_early_sriov(adev); |
5740682e ML |
3879 | if (r) |
3880 | goto error; | |
a90ad3c2 | 3881 | |
c9ffa427 | 3882 | amdgpu_virt_init_data_exchange(adev); |
a90ad3c2 | 3883 | /* we need recover gart prior to run SMC/CP/SDMA resume */ |
c1c7ce8f | 3884 | amdgpu_gtt_mgr_recover(&adev->mman.bdev.man[TTM_PL_TT]); |
a90ad3c2 | 3885 | |
7a3e0bb2 RZ |
3886 | r = amdgpu_device_fw_loading(adev); |
3887 | if (r) | |
3888 | return r; | |
3889 | ||
a90ad3c2 | 3890 | /* now we are okay to resume SMC/CP/SDMA */ |
06ec9070 | 3891 | r = amdgpu_device_ip_reinit_late_sriov(adev); |
5740682e ML |
3892 | if (r) |
3893 | goto error; | |
a90ad3c2 ML |
3894 | |
3895 | amdgpu_irq_gpu_reset_resume_helper(adev); | |
5740682e | 3896 | r = amdgpu_ib_ring_tests(adev); |
f81e8d53 | 3897 | amdgpu_amdkfd_post_reset(adev); |
a90ad3c2 | 3898 | |
abc34253 ED |
3899 | error: |
3900 | amdgpu_virt_release_full_gpu(adev, true); | |
c41d1cf6 | 3901 | if (!r && adev->virt.gim_feature & AMDGIM_FEATURE_GIM_FLR_VRAMLOST) { |
e3526257 | 3902 | amdgpu_inc_vram_lost(adev); |
c33adbc7 | 3903 | r = amdgpu_device_recover_vram(adev); |
a90ad3c2 ML |
3904 | } |
3905 | ||
3906 | return r; | |
3907 | } | |
3908 | ||
12938fad CK |
3909 | /** |
3910 | * amdgpu_device_should_recover_gpu - check if we should try GPU recovery | |
3911 | * | |
3912 | * @adev: amdgpu device pointer | |
3913 | * | |
3914 | * Check amdgpu_gpu_recovery and SRIOV status to see if we should try to recover | |
3915 | * a hung GPU. | |
3916 | */ | |
3917 | bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev) | |
3918 | { | |
3919 | if (!amdgpu_device_ip_check_soft_reset(adev)) { | |
3920 | DRM_INFO("Timeout, but no hardware hang detected.\n"); | |
3921 | return false; | |
3922 | } | |
3923 | ||
3ba7b418 AG |
3924 | if (amdgpu_gpu_recovery == 0) |
3925 | goto disabled; | |
3926 | ||
3927 | if (amdgpu_sriov_vf(adev)) | |
3928 | return true; | |
3929 | ||
3930 | if (amdgpu_gpu_recovery == -1) { | |
3931 | switch (adev->asic_type) { | |
fc42d47c AG |
3932 | case CHIP_BONAIRE: |
3933 | case CHIP_HAWAII: | |
3ba7b418 AG |
3934 | case CHIP_TOPAZ: |
3935 | case CHIP_TONGA: | |
3936 | case CHIP_FIJI: | |
3937 | case CHIP_POLARIS10: | |
3938 | case CHIP_POLARIS11: | |
3939 | case CHIP_POLARIS12: | |
3940 | case CHIP_VEGAM: | |
3941 | case CHIP_VEGA20: | |
3942 | case CHIP_VEGA10: | |
3943 | case CHIP_VEGA12: | |
c43b849f | 3944 | case CHIP_RAVEN: |
e9d4cf91 | 3945 | case CHIP_ARCTURUS: |
2cb44fb0 | 3946 | case CHIP_RENOIR: |
658c6639 AD |
3947 | case CHIP_NAVI10: |
3948 | case CHIP_NAVI14: | |
3949 | case CHIP_NAVI12: | |
131a3c74 | 3950 | case CHIP_SIENNA_CICHLID: |
3ba7b418 AG |
3951 | break; |
3952 | default: | |
3953 | goto disabled; | |
3954 | } | |
12938fad CK |
3955 | } |
3956 | ||
3957 | return true; | |
3ba7b418 AG |
3958 | |
3959 | disabled: | |
3960 | DRM_INFO("GPU recovery disabled.\n"); | |
3961 | return false; | |
12938fad CK |
3962 | } |
3963 | ||
5c6dd71e | 3964 | |
26bc5340 AG |
3965 | static int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev, |
3966 | struct amdgpu_job *job, | |
3967 | bool *need_full_reset_arg) | |
3968 | { | |
3969 | int i, r = 0; | |
3970 | bool need_full_reset = *need_full_reset_arg; | |
71182665 | 3971 | |
728e7e0c JZ |
3972 | amdgpu_debugfs_wait_dump(adev); |
3973 | ||
71182665 | 3974 | /* block all schedulers and reset given job's ring */ |
0875dc9e CZ |
3975 | for (i = 0; i < AMDGPU_MAX_RINGS; ++i) { |
3976 | struct amdgpu_ring *ring = adev->rings[i]; | |
3977 | ||
51687759 | 3978 | if (!ring || !ring->sched.thread) |
0875dc9e | 3979 | continue; |
5740682e | 3980 | |
2f9d4084 ML |
3981 | /* after all hw jobs are reset, hw fence is meaningless, so force_completion */ |
3982 | amdgpu_fence_driver_force_completion(ring); | |
0875dc9e | 3983 | } |
d38ceaf9 | 3984 | |
222b5f04 AG |
3985 | if(job) |
3986 | drm_sched_increase_karma(&job->base); | |
3987 | ||
1d721ed6 | 3988 | /* Don't suspend on bare metal if we are not going to HW reset the ASIC */ |
26bc5340 AG |
3989 | if (!amdgpu_sriov_vf(adev)) { |
3990 | ||
3991 | if (!need_full_reset) | |
3992 | need_full_reset = amdgpu_device_ip_need_full_reset(adev); | |
3993 | ||
3994 | if (!need_full_reset) { | |
3995 | amdgpu_device_ip_pre_soft_reset(adev); | |
3996 | r = amdgpu_device_ip_soft_reset(adev); | |
3997 | amdgpu_device_ip_post_soft_reset(adev); | |
3998 | if (r || amdgpu_device_ip_check_soft_reset(adev)) { | |
3999 | DRM_INFO("soft reset failed, will fallback to full reset!\n"); | |
4000 | need_full_reset = true; | |
4001 | } | |
4002 | } | |
4003 | ||
4004 | if (need_full_reset) | |
4005 | r = amdgpu_device_ip_suspend(adev); | |
4006 | ||
4007 | *need_full_reset_arg = need_full_reset; | |
4008 | } | |
4009 | ||
4010 | return r; | |
4011 | } | |
4012 | ||
041a62bc | 4013 | static int amdgpu_do_asic_reset(struct amdgpu_hive_info *hive, |
26bc5340 AG |
4014 | struct list_head *device_list_handle, |
4015 | bool *need_full_reset_arg) | |
4016 | { | |
4017 | struct amdgpu_device *tmp_adev = NULL; | |
4018 | bool need_full_reset = *need_full_reset_arg, vram_lost = false; | |
4019 | int r = 0; | |
4020 | ||
4021 | /* | |
4022 | * ASIC reset has to be done on all HGMI hive nodes ASAP | |
4023 | * to allow proper links negotiation in FW (within 1 sec) | |
4024 | */ | |
4025 | if (need_full_reset) { | |
4026 | list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) { | |
041a62bc | 4027 | /* For XGMI run all resets in parallel to speed up the process */ |
d4535e2c | 4028 | if (tmp_adev->gmc.xgmi.num_physical_nodes > 1) { |
c96cf282 | 4029 | if (!queue_work(system_unbound_wq, &tmp_adev->xgmi_reset_work)) |
d4535e2c AG |
4030 | r = -EALREADY; |
4031 | } else | |
4032 | r = amdgpu_asic_reset(tmp_adev); | |
d4535e2c | 4033 | |
041a62bc AG |
4034 | if (r) { |
4035 | DRM_ERROR("ASIC reset failed with error, %d for drm dev, %s", | |
4036 | r, tmp_adev->ddev->unique); | |
4037 | break; | |
ce316fa5 LM |
4038 | } |
4039 | } | |
4040 | ||
041a62bc AG |
4041 | /* For XGMI wait for all resets to complete before proceed */ |
4042 | if (!r) { | |
ce316fa5 LM |
4043 | list_for_each_entry(tmp_adev, device_list_handle, |
4044 | gmc.xgmi.head) { | |
4045 | if (tmp_adev->gmc.xgmi.num_physical_nodes > 1) { | |
4046 | flush_work(&tmp_adev->xgmi_reset_work); | |
4047 | r = tmp_adev->asic_reset_res; | |
4048 | if (r) | |
4049 | break; | |
ce316fa5 LM |
4050 | } |
4051 | } | |
4052 | } | |
ce316fa5 | 4053 | } |
26bc5340 | 4054 | |
43c4d576 JC |
4055 | if (!r && amdgpu_ras_intr_triggered()) { |
4056 | list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) { | |
4057 | if (tmp_adev->mmhub.funcs && | |
4058 | tmp_adev->mmhub.funcs->reset_ras_error_count) | |
4059 | tmp_adev->mmhub.funcs->reset_ras_error_count(tmp_adev); | |
4060 | } | |
4061 | ||
00eaa571 | 4062 | amdgpu_ras_intr_cleared(); |
43c4d576 | 4063 | } |
00eaa571 | 4064 | |
26bc5340 AG |
4065 | list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) { |
4066 | if (need_full_reset) { | |
4067 | /* post card */ | |
df9c8d1a DL |
4068 | if (amdgpu_atom_asic_init(tmp_adev->mode_info.atom_context)) { |
4069 | dev_warn(tmp_adev->dev, "asic atom init failed!"); | |
4070 | r = -EAGAIN; | |
4071 | goto out; | |
4072 | } | |
26bc5340 AG |
4073 | |
4074 | if (!r) { | |
4075 | dev_info(tmp_adev->dev, "GPU reset succeeded, trying to resume\n"); | |
4076 | r = amdgpu_device_ip_resume_phase1(tmp_adev); | |
4077 | if (r) | |
4078 | goto out; | |
4079 | ||
4080 | vram_lost = amdgpu_device_check_vram_lost(tmp_adev); | |
4081 | if (vram_lost) { | |
77e7f829 | 4082 | DRM_INFO("VRAM is lost due to GPU reset!\n"); |
e3526257 | 4083 | amdgpu_inc_vram_lost(tmp_adev); |
26bc5340 AG |
4084 | } |
4085 | ||
4086 | r = amdgpu_gtt_mgr_recover( | |
4087 | &tmp_adev->mman.bdev.man[TTM_PL_TT]); | |
4088 | if (r) | |
4089 | goto out; | |
4090 | ||
4091 | r = amdgpu_device_fw_loading(tmp_adev); | |
4092 | if (r) | |
4093 | return r; | |
4094 | ||
4095 | r = amdgpu_device_ip_resume_phase2(tmp_adev); | |
4096 | if (r) | |
4097 | goto out; | |
4098 | ||
4099 | if (vram_lost) | |
4100 | amdgpu_device_fill_reset_magic(tmp_adev); | |
4101 | ||
fdafb359 EQ |
4102 | /* |
4103 | * Add this ASIC as tracked as reset was already | |
4104 | * complete successfully. | |
4105 | */ | |
4106 | amdgpu_register_gpu_instance(tmp_adev); | |
4107 | ||
7c04ca50 | 4108 | r = amdgpu_device_ip_late_init(tmp_adev); |
4109 | if (r) | |
4110 | goto out; | |
4111 | ||
565d1941 EQ |
4112 | amdgpu_fbdev_set_suspend(tmp_adev, 0); |
4113 | ||
e79a04d5 | 4114 | /* must succeed. */ |
511fdbc3 | 4115 | amdgpu_ras_resume(tmp_adev); |
e79a04d5 | 4116 | |
26bc5340 AG |
4117 | /* Update PSP FW topology after reset */ |
4118 | if (hive && tmp_adev->gmc.xgmi.num_physical_nodes > 1) | |
4119 | r = amdgpu_xgmi_update_topology(hive, tmp_adev); | |
4120 | } | |
4121 | } | |
4122 | ||
4123 | ||
4124 | out: | |
4125 | if (!r) { | |
4126 | amdgpu_irq_gpu_reset_resume_helper(tmp_adev); | |
4127 | r = amdgpu_ib_ring_tests(tmp_adev); | |
4128 | if (r) { | |
4129 | dev_err(tmp_adev->dev, "ib ring test failed (%d).\n", r); | |
4130 | r = amdgpu_device_ip_suspend(tmp_adev); | |
4131 | need_full_reset = true; | |
4132 | r = -EAGAIN; | |
4133 | goto end; | |
4134 | } | |
4135 | } | |
4136 | ||
4137 | if (!r) | |
4138 | r = amdgpu_device_recover_vram(tmp_adev); | |
4139 | else | |
4140 | tmp_adev->asic_reset_res = r; | |
4141 | } | |
4142 | ||
4143 | end: | |
4144 | *need_full_reset_arg = need_full_reset; | |
4145 | return r; | |
4146 | } | |
4147 | ||
df9c8d1a | 4148 | static bool amdgpu_device_lock_adev(struct amdgpu_device *adev) |
26bc5340 | 4149 | { |
df9c8d1a DL |
4150 | if (atomic_cmpxchg(&adev->in_gpu_reset, 0, 1) != 0) |
4151 | return false; | |
4152 | ||
4153 | down_write(&adev->reset_sem); | |
5740682e | 4154 | |
26bc5340 | 4155 | atomic_inc(&adev->gpu_reset_counter); |
a3a09142 AD |
4156 | switch (amdgpu_asic_reset_method(adev)) { |
4157 | case AMD_RESET_METHOD_MODE1: | |
4158 | adev->mp1_state = PP_MP1_STATE_SHUTDOWN; | |
4159 | break; | |
4160 | case AMD_RESET_METHOD_MODE2: | |
4161 | adev->mp1_state = PP_MP1_STATE_RESET; | |
4162 | break; | |
4163 | default: | |
4164 | adev->mp1_state = PP_MP1_STATE_NONE; | |
4165 | break; | |
4166 | } | |
1d721ed6 AG |
4167 | |
4168 | return true; | |
26bc5340 | 4169 | } |
d38ceaf9 | 4170 | |
26bc5340 AG |
4171 | static void amdgpu_device_unlock_adev(struct amdgpu_device *adev) |
4172 | { | |
89041940 | 4173 | amdgpu_vf_error_trans_all(adev); |
a3a09142 | 4174 | adev->mp1_state = PP_MP1_STATE_NONE; |
df9c8d1a DL |
4175 | atomic_set(&adev->in_gpu_reset, 0); |
4176 | up_write(&adev->reset_sem); | |
26bc5340 AG |
4177 | } |
4178 | ||
3f12acc8 EQ |
4179 | static void amdgpu_device_resume_display_audio(struct amdgpu_device *adev) |
4180 | { | |
4181 | struct pci_dev *p = NULL; | |
4182 | ||
4183 | p = pci_get_domain_bus_and_slot(pci_domain_nr(adev->pdev->bus), | |
4184 | adev->pdev->bus->number, 1); | |
4185 | if (p) { | |
4186 | pm_runtime_enable(&(p->dev)); | |
4187 | pm_runtime_resume(&(p->dev)); | |
4188 | } | |
4189 | } | |
4190 | ||
4191 | static int amdgpu_device_suspend_display_audio(struct amdgpu_device *adev) | |
4192 | { | |
4193 | enum amd_reset_method reset_method; | |
4194 | struct pci_dev *p = NULL; | |
4195 | u64 expires; | |
4196 | ||
4197 | /* | |
4198 | * For now, only BACO and mode1 reset are confirmed | |
4199 | * to suffer the audio issue without proper suspended. | |
4200 | */ | |
4201 | reset_method = amdgpu_asic_reset_method(adev); | |
4202 | if ((reset_method != AMD_RESET_METHOD_BACO) && | |
4203 | (reset_method != AMD_RESET_METHOD_MODE1)) | |
4204 | return -EINVAL; | |
4205 | ||
4206 | p = pci_get_domain_bus_and_slot(pci_domain_nr(adev->pdev->bus), | |
4207 | adev->pdev->bus->number, 1); | |
4208 | if (!p) | |
4209 | return -ENODEV; | |
4210 | ||
4211 | expires = pm_runtime_autosuspend_expiration(&(p->dev)); | |
4212 | if (!expires) | |
4213 | /* | |
4214 | * If we cannot get the audio device autosuspend delay, | |
4215 | * a fixed 4S interval will be used. Considering 3S is | |
4216 | * the audio controller default autosuspend delay setting. | |
4217 | * 4S used here is guaranteed to cover that. | |
4218 | */ | |
54b7feb9 | 4219 | expires = ktime_get_mono_fast_ns() + NSEC_PER_SEC * 4ULL; |
3f12acc8 EQ |
4220 | |
4221 | while (!pm_runtime_status_suspended(&(p->dev))) { | |
4222 | if (!pm_runtime_suspend(&(p->dev))) | |
4223 | break; | |
4224 | ||
4225 | if (expires < ktime_get_mono_fast_ns()) { | |
4226 | dev_warn(adev->dev, "failed to suspend display audio\n"); | |
4227 | /* TODO: abort the succeeding gpu reset? */ | |
4228 | return -ETIMEDOUT; | |
4229 | } | |
4230 | } | |
4231 | ||
4232 | pm_runtime_disable(&(p->dev)); | |
4233 | ||
4234 | return 0; | |
4235 | } | |
4236 | ||
26bc5340 AG |
4237 | /** |
4238 | * amdgpu_device_gpu_recover - reset the asic and recover scheduler | |
4239 | * | |
4240 | * @adev: amdgpu device pointer | |
4241 | * @job: which job trigger hang | |
4242 | * | |
4243 | * Attempt to reset the GPU if it has hung (all asics). | |
4244 | * Attempt to do soft-reset or full-reset and reinitialize Asic | |
4245 | * Returns 0 for success or an error on failure. | |
4246 | */ | |
4247 | ||
4248 | int amdgpu_device_gpu_recover(struct amdgpu_device *adev, | |
4249 | struct amdgpu_job *job) | |
4250 | { | |
1d721ed6 | 4251 | struct list_head device_list, *device_list_handle = NULL; |
7dd8c205 EQ |
4252 | bool need_full_reset = false; |
4253 | bool job_signaled = false; | |
26bc5340 | 4254 | struct amdgpu_hive_info *hive = NULL; |
26bc5340 | 4255 | struct amdgpu_device *tmp_adev = NULL; |
1d721ed6 | 4256 | int i, r = 0; |
bb5c7235 | 4257 | bool need_emergency_restart = false; |
3f12acc8 | 4258 | bool audio_suspended = false; |
26bc5340 | 4259 | |
bb5c7235 WS |
4260 | /** |
4261 | * Special case: RAS triggered and full reset isn't supported | |
4262 | */ | |
4263 | need_emergency_restart = amdgpu_ras_need_emergency_restart(adev); | |
4264 | ||
d5ea093e AG |
4265 | /* |
4266 | * Flush RAM to disk so that after reboot | |
4267 | * the user can read log and see why the system rebooted. | |
4268 | */ | |
bb5c7235 | 4269 | if (need_emergency_restart && amdgpu_ras_get_context(adev)->reboot) { |
d5ea093e AG |
4270 | DRM_WARN("Emergency reboot."); |
4271 | ||
4272 | ksys_sync_helper(); | |
4273 | emergency_restart(); | |
4274 | } | |
4275 | ||
b823821f | 4276 | dev_info(adev->dev, "GPU %s begin!\n", |
bb5c7235 | 4277 | need_emergency_restart ? "jobs stop":"reset"); |
26bc5340 AG |
4278 | |
4279 | /* | |
1d721ed6 AG |
4280 | * Here we trylock to avoid chain of resets executing from |
4281 | * either trigger by jobs on different adevs in XGMI hive or jobs on | |
4282 | * different schedulers for same device while this TO handler is running. | |
4283 | * We always reset all schedulers for device and all devices for XGMI | |
4284 | * hive so that should take care of them too. | |
26bc5340 | 4285 | */ |
df9c8d1a DL |
4286 | hive = amdgpu_get_xgmi_hive(adev, false); |
4287 | if (hive) { | |
4288 | if (atomic_cmpxchg(&hive->in_reset, 0, 1) != 0) { | |
4289 | DRM_INFO("Bailing on TDR for s_job:%llx, hive: %llx as another already in progress", | |
4290 | job ? job->base.id : -1, hive->hive_id); | |
4291 | return 0; | |
4292 | } | |
4293 | mutex_lock(&hive->hive_lock); | |
1d721ed6 | 4294 | } |
26bc5340 | 4295 | |
9e94d22c EQ |
4296 | /* |
4297 | * Build list of devices to reset. | |
4298 | * In case we are in XGMI hive mode, resort the device list | |
4299 | * to put adev in the 1st position. | |
4300 | */ | |
4301 | INIT_LIST_HEAD(&device_list); | |
4302 | if (adev->gmc.xgmi.num_physical_nodes > 1) { | |
4303 | if (!hive) | |
26bc5340 | 4304 | return -ENODEV; |
9e94d22c EQ |
4305 | if (!list_is_first(&adev->gmc.xgmi.head, &hive->device_list)) |
4306 | list_rotate_to_front(&adev->gmc.xgmi.head, &hive->device_list); | |
26bc5340 AG |
4307 | device_list_handle = &hive->device_list; |
4308 | } else { | |
4309 | list_add_tail(&adev->gmc.xgmi.head, &device_list); | |
4310 | device_list_handle = &device_list; | |
4311 | } | |
4312 | ||
1d721ed6 AG |
4313 | /* block all schedulers and reset given job's ring */ |
4314 | list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) { | |
df9c8d1a | 4315 | if (!amdgpu_device_lock_adev(tmp_adev)) { |
9e94d22c EQ |
4316 | DRM_INFO("Bailing on TDR for s_job:%llx, as another already in progress", |
4317 | job ? job->base.id : -1); | |
df9c8d1a DL |
4318 | r = 0; |
4319 | goto skip_recovery; | |
7c6e68c7 AG |
4320 | } |
4321 | ||
3f12acc8 EQ |
4322 | /* |
4323 | * Try to put the audio codec into suspend state | |
4324 | * before gpu reset started. | |
4325 | * | |
4326 | * Due to the power domain of the graphics device | |
4327 | * is shared with AZ power domain. Without this, | |
4328 | * we may change the audio hardware from behind | |
4329 | * the audio driver's back. That will trigger | |
4330 | * some audio codec errors. | |
4331 | */ | |
4332 | if (!amdgpu_device_suspend_display_audio(tmp_adev)) | |
4333 | audio_suspended = true; | |
4334 | ||
9e94d22c EQ |
4335 | amdgpu_ras_set_error_query_ready(tmp_adev, false); |
4336 | ||
52fb44cf EQ |
4337 | cancel_delayed_work_sync(&tmp_adev->delayed_init_work); |
4338 | ||
9e94d22c EQ |
4339 | if (!amdgpu_sriov_vf(tmp_adev)) |
4340 | amdgpu_amdkfd_pre_reset(tmp_adev); | |
4341 | ||
12ffa55d AG |
4342 | /* |
4343 | * Mark these ASICs to be reseted as untracked first | |
4344 | * And add them back after reset completed | |
4345 | */ | |
4346 | amdgpu_unregister_gpu_instance(tmp_adev); | |
4347 | ||
a2f63ee8 | 4348 | amdgpu_fbdev_set_suspend(tmp_adev, 1); |
565d1941 | 4349 | |
f1c1314b | 4350 | /* disable ras on ALL IPs */ |
bb5c7235 | 4351 | if (!need_emergency_restart && |
b823821f | 4352 | amdgpu_device_ip_need_full_reset(tmp_adev)) |
f1c1314b | 4353 | amdgpu_ras_suspend(tmp_adev); |
4354 | ||
1d721ed6 AG |
4355 | for (i = 0; i < AMDGPU_MAX_RINGS; ++i) { |
4356 | struct amdgpu_ring *ring = tmp_adev->rings[i]; | |
4357 | ||
4358 | if (!ring || !ring->sched.thread) | |
4359 | continue; | |
4360 | ||
0b2d2c2e | 4361 | drm_sched_stop(&ring->sched, job ? &job->base : NULL); |
7c6e68c7 | 4362 | |
bb5c7235 | 4363 | if (need_emergency_restart) |
7c6e68c7 | 4364 | amdgpu_job_stop_all_jobs_on_sched(&ring->sched); |
1d721ed6 AG |
4365 | } |
4366 | } | |
4367 | ||
bb5c7235 | 4368 | if (need_emergency_restart) |
7c6e68c7 AG |
4369 | goto skip_sched_resume; |
4370 | ||
1d721ed6 AG |
4371 | /* |
4372 | * Must check guilty signal here since after this point all old | |
4373 | * HW fences are force signaled. | |
4374 | * | |
4375 | * job->base holds a reference to parent fence | |
4376 | */ | |
4377 | if (job && job->base.s_fence->parent && | |
7dd8c205 | 4378 | dma_fence_is_signaled(job->base.s_fence->parent)) { |
1d721ed6 | 4379 | job_signaled = true; |
1d721ed6 AG |
4380 | dev_info(adev->dev, "Guilty job already signaled, skipping HW reset"); |
4381 | goto skip_hw_reset; | |
4382 | } | |
4383 | ||
26bc5340 AG |
4384 | retry: /* Rest of adevs pre asic reset from XGMI hive. */ |
4385 | list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) { | |
26bc5340 AG |
4386 | r = amdgpu_device_pre_asic_reset(tmp_adev, |
4387 | NULL, | |
4388 | &need_full_reset); | |
4389 | /*TODO Should we stop ?*/ | |
4390 | if (r) { | |
4391 | DRM_ERROR("GPU pre asic reset failed with err, %d for drm dev, %s ", | |
4392 | r, tmp_adev->ddev->unique); | |
4393 | tmp_adev->asic_reset_res = r; | |
4394 | } | |
4395 | } | |
4396 | ||
4397 | /* Actual ASIC resets if needed.*/ | |
4398 | /* TODO Implement XGMI hive reset logic for SRIOV */ | |
4399 | if (amdgpu_sriov_vf(adev)) { | |
4400 | r = amdgpu_device_reset_sriov(adev, job ? false : true); | |
4401 | if (r) | |
4402 | adev->asic_reset_res = r; | |
4403 | } else { | |
041a62bc | 4404 | r = amdgpu_do_asic_reset(hive, device_list_handle, &need_full_reset); |
26bc5340 AG |
4405 | if (r && r == -EAGAIN) |
4406 | goto retry; | |
4407 | } | |
4408 | ||
1d721ed6 AG |
4409 | skip_hw_reset: |
4410 | ||
26bc5340 AG |
4411 | /* Post ASIC reset for all devs .*/ |
4412 | list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) { | |
7c6e68c7 | 4413 | |
1d721ed6 AG |
4414 | for (i = 0; i < AMDGPU_MAX_RINGS; ++i) { |
4415 | struct amdgpu_ring *ring = tmp_adev->rings[i]; | |
4416 | ||
4417 | if (!ring || !ring->sched.thread) | |
4418 | continue; | |
4419 | ||
4420 | /* No point to resubmit jobs if we didn't HW reset*/ | |
4421 | if (!tmp_adev->asic_reset_res && !job_signaled) | |
4422 | drm_sched_resubmit_jobs(&ring->sched); | |
4423 | ||
4424 | drm_sched_start(&ring->sched, !tmp_adev->asic_reset_res); | |
4425 | } | |
4426 | ||
4427 | if (!amdgpu_device_has_dc_support(tmp_adev) && !job_signaled) { | |
4428 | drm_helper_resume_force_mode(tmp_adev->ddev); | |
4429 | } | |
4430 | ||
4431 | tmp_adev->asic_reset_res = 0; | |
26bc5340 AG |
4432 | |
4433 | if (r) { | |
4434 | /* bad news, how to tell it to userspace ? */ | |
12ffa55d | 4435 | dev_info(tmp_adev->dev, "GPU reset(%d) failed\n", atomic_read(&tmp_adev->gpu_reset_counter)); |
26bc5340 AG |
4436 | amdgpu_vf_error_put(tmp_adev, AMDGIM_ERROR_VF_GPU_RESET_FAIL, 0, r); |
4437 | } else { | |
12ffa55d | 4438 | dev_info(tmp_adev->dev, "GPU reset(%d) succeeded!\n", atomic_read(&tmp_adev->gpu_reset_counter)); |
26bc5340 | 4439 | } |
7c6e68c7 | 4440 | } |
26bc5340 | 4441 | |
7c6e68c7 AG |
4442 | skip_sched_resume: |
4443 | list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) { | |
4444 | /*unlock kfd: SRIOV would do it separately */ | |
bb5c7235 | 4445 | if (!need_emergency_restart && !amdgpu_sriov_vf(tmp_adev)) |
7c6e68c7 | 4446 | amdgpu_amdkfd_post_reset(tmp_adev); |
3f12acc8 EQ |
4447 | if (audio_suspended) |
4448 | amdgpu_device_resume_display_audio(tmp_adev); | |
26bc5340 AG |
4449 | amdgpu_device_unlock_adev(tmp_adev); |
4450 | } | |
4451 | ||
df9c8d1a | 4452 | skip_recovery: |
9e94d22c | 4453 | if (hive) { |
df9c8d1a | 4454 | atomic_set(&hive->in_reset, 0); |
9e94d22c EQ |
4455 | mutex_unlock(&hive->hive_lock); |
4456 | } | |
26bc5340 AG |
4457 | |
4458 | if (r) | |
4459 | dev_info(adev->dev, "GPU reset end with ret = %d\n", r); | |
d38ceaf9 AD |
4460 | return r; |
4461 | } | |
4462 | ||
e3ecdffa AD |
4463 | /** |
4464 | * amdgpu_device_get_pcie_info - fence pcie info about the PCIE slot | |
4465 | * | |
4466 | * @adev: amdgpu_device pointer | |
4467 | * | |
4468 | * Fetchs and stores in the driver the PCIE capabilities (gen speed | |
4469 | * and lanes) of the slot the device is in. Handles APUs and | |
4470 | * virtualized environments where PCIE config space may not be available. | |
4471 | */ | |
5494d864 | 4472 | static void amdgpu_device_get_pcie_info(struct amdgpu_device *adev) |
d0dd7f0c | 4473 | { |
5d9a6330 | 4474 | struct pci_dev *pdev; |
c5313457 HK |
4475 | enum pci_bus_speed speed_cap, platform_speed_cap; |
4476 | enum pcie_link_width platform_link_width; | |
d0dd7f0c | 4477 | |
cd474ba0 AD |
4478 | if (amdgpu_pcie_gen_cap) |
4479 | adev->pm.pcie_gen_mask = amdgpu_pcie_gen_cap; | |
d0dd7f0c | 4480 | |
cd474ba0 AD |
4481 | if (amdgpu_pcie_lane_cap) |
4482 | adev->pm.pcie_mlw_mask = amdgpu_pcie_lane_cap; | |
d0dd7f0c | 4483 | |
cd474ba0 AD |
4484 | /* covers APUs as well */ |
4485 | if (pci_is_root_bus(adev->pdev->bus)) { | |
4486 | if (adev->pm.pcie_gen_mask == 0) | |
4487 | adev->pm.pcie_gen_mask = AMDGPU_DEFAULT_PCIE_GEN_MASK; | |
4488 | if (adev->pm.pcie_mlw_mask == 0) | |
4489 | adev->pm.pcie_mlw_mask = AMDGPU_DEFAULT_PCIE_MLW_MASK; | |
d0dd7f0c | 4490 | return; |
cd474ba0 | 4491 | } |
d0dd7f0c | 4492 | |
c5313457 HK |
4493 | if (adev->pm.pcie_gen_mask && adev->pm.pcie_mlw_mask) |
4494 | return; | |
4495 | ||
dbaa922b AD |
4496 | pcie_bandwidth_available(adev->pdev, NULL, |
4497 | &platform_speed_cap, &platform_link_width); | |
c5313457 | 4498 | |
cd474ba0 | 4499 | if (adev->pm.pcie_gen_mask == 0) { |
5d9a6330 AD |
4500 | /* asic caps */ |
4501 | pdev = adev->pdev; | |
4502 | speed_cap = pcie_get_speed_cap(pdev); | |
4503 | if (speed_cap == PCI_SPEED_UNKNOWN) { | |
4504 | adev->pm.pcie_gen_mask |= (CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN1 | | |
cd474ba0 AD |
4505 | CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN2 | |
4506 | CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN3); | |
cd474ba0 | 4507 | } else { |
5d9a6330 AD |
4508 | if (speed_cap == PCIE_SPEED_16_0GT) |
4509 | adev->pm.pcie_gen_mask |= (CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN1 | | |
4510 | CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN2 | | |
4511 | CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN3 | | |
4512 | CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN4); | |
4513 | else if (speed_cap == PCIE_SPEED_8_0GT) | |
4514 | adev->pm.pcie_gen_mask |= (CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN1 | | |
4515 | CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN2 | | |
4516 | CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN3); | |
4517 | else if (speed_cap == PCIE_SPEED_5_0GT) | |
4518 | adev->pm.pcie_gen_mask |= (CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN1 | | |
4519 | CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN2); | |
4520 | else | |
4521 | adev->pm.pcie_gen_mask |= CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN1; | |
4522 | } | |
4523 | /* platform caps */ | |
c5313457 | 4524 | if (platform_speed_cap == PCI_SPEED_UNKNOWN) { |
5d9a6330 AD |
4525 | adev->pm.pcie_gen_mask |= (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1 | |
4526 | CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2); | |
4527 | } else { | |
c5313457 | 4528 | if (platform_speed_cap == PCIE_SPEED_16_0GT) |
5d9a6330 AD |
4529 | adev->pm.pcie_gen_mask |= (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1 | |
4530 | CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 | | |
4531 | CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3 | | |
4532 | CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4); | |
c5313457 | 4533 | else if (platform_speed_cap == PCIE_SPEED_8_0GT) |
5d9a6330 AD |
4534 | adev->pm.pcie_gen_mask |= (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1 | |
4535 | CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 | | |
4536 | CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3); | |
c5313457 | 4537 | else if (platform_speed_cap == PCIE_SPEED_5_0GT) |
5d9a6330 AD |
4538 | adev->pm.pcie_gen_mask |= (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1 | |
4539 | CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2); | |
4540 | else | |
4541 | adev->pm.pcie_gen_mask |= CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1; | |
4542 | ||
cd474ba0 AD |
4543 | } |
4544 | } | |
4545 | if (adev->pm.pcie_mlw_mask == 0) { | |
c5313457 | 4546 | if (platform_link_width == PCIE_LNK_WIDTH_UNKNOWN) { |
5d9a6330 AD |
4547 | adev->pm.pcie_mlw_mask |= AMDGPU_DEFAULT_PCIE_MLW_MASK; |
4548 | } else { | |
c5313457 | 4549 | switch (platform_link_width) { |
5d9a6330 | 4550 | case PCIE_LNK_X32: |
cd474ba0 AD |
4551 | adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X32 | |
4552 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X16 | | |
4553 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 | | |
4554 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | | |
4555 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | | |
4556 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | | |
4557 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); | |
4558 | break; | |
5d9a6330 | 4559 | case PCIE_LNK_X16: |
cd474ba0 AD |
4560 | adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X16 | |
4561 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 | | |
4562 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | | |
4563 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | | |
4564 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | | |
4565 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); | |
4566 | break; | |
5d9a6330 | 4567 | case PCIE_LNK_X12: |
cd474ba0 AD |
4568 | adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 | |
4569 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | | |
4570 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | | |
4571 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | | |
4572 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); | |
4573 | break; | |
5d9a6330 | 4574 | case PCIE_LNK_X8: |
cd474ba0 AD |
4575 | adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | |
4576 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | | |
4577 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | | |
4578 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); | |
4579 | break; | |
5d9a6330 | 4580 | case PCIE_LNK_X4: |
cd474ba0 AD |
4581 | adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | |
4582 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | | |
4583 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); | |
4584 | break; | |
5d9a6330 | 4585 | case PCIE_LNK_X2: |
cd474ba0 AD |
4586 | adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | |
4587 | CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); | |
4588 | break; | |
5d9a6330 | 4589 | case PCIE_LNK_X1: |
cd474ba0 AD |
4590 | adev->pm.pcie_mlw_mask = CAIL_PCIE_LINK_WIDTH_SUPPORT_X1; |
4591 | break; | |
4592 | default: | |
4593 | break; | |
4594 | } | |
d0dd7f0c AD |
4595 | } |
4596 | } | |
4597 | } | |
d38ceaf9 | 4598 | |
361dbd01 AD |
4599 | int amdgpu_device_baco_enter(struct drm_device *dev) |
4600 | { | |
4601 | struct amdgpu_device *adev = dev->dev_private; | |
7a22677b | 4602 | struct amdgpu_ras *ras = amdgpu_ras_get_context(adev); |
361dbd01 AD |
4603 | |
4604 | if (!amdgpu_device_supports_baco(adev->ddev)) | |
4605 | return -ENOTSUPP; | |
4606 | ||
7a22677b LM |
4607 | if (ras && ras->supported) |
4608 | adev->nbio.funcs->enable_doorbell_interrupt(adev, false); | |
4609 | ||
9530273e | 4610 | return amdgpu_dpm_baco_enter(adev); |
361dbd01 AD |
4611 | } |
4612 | ||
4613 | int amdgpu_device_baco_exit(struct drm_device *dev) | |
4614 | { | |
4615 | struct amdgpu_device *adev = dev->dev_private; | |
7a22677b | 4616 | struct amdgpu_ras *ras = amdgpu_ras_get_context(adev); |
9530273e | 4617 | int ret = 0; |
361dbd01 AD |
4618 | |
4619 | if (!amdgpu_device_supports_baco(adev->ddev)) | |
4620 | return -ENOTSUPP; | |
4621 | ||
9530273e EQ |
4622 | ret = amdgpu_dpm_baco_exit(adev); |
4623 | if (ret) | |
4624 | return ret; | |
7a22677b LM |
4625 | |
4626 | if (ras && ras->supported) | |
4627 | adev->nbio.funcs->enable_doorbell_interrupt(adev, true); | |
4628 | ||
4629 | return 0; | |
361dbd01 | 4630 | } |