1 /*
2 * Copyright 2016 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 */
23
24 #include <drm/amdgpu_drm.h>
25 #include "amdgpu.h"
26 #include "atomfirmware.h"
27 #include "amdgpu_atomfirmware.h"
28 #include "atom.h"
29 #include "atombios.h"
30 #include "soc15_hw_ip.h"
31
32 union firmware_info {
33 struct atom_firmware_info_v3_1 v31;
34 struct atom_firmware_info_v3_2 v32;
35 struct atom_firmware_info_v3_3 v33;
36 struct atom_firmware_info_v3_4 v34;
37 };
38
39 /*
40 * Helper function to query firmware capability
41 *
42 * @adev: amdgpu_device pointer
43 *
44 * Return firmware_capability in firmwareinfo table on success or 0 if not
45 */
amdgpu_atomfirmware_query_firmware_capability(struct amdgpu_device * adev)46 uint32_t amdgpu_atomfirmware_query_firmware_capability(struct amdgpu_device *adev)
47 {
48 struct amdgpu_mode_info *mode_info = &adev->mode_info;
49 int index;
50 u16 data_offset, size;
51 union firmware_info *firmware_info;
52 u8 frev, crev;
53 u32 fw_cap = 0;
54
55 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
56 firmwareinfo);
57
58 if (amdgpu_atom_parse_data_header(adev->mode_info.atom_context,
59 index, &size, &frev, &crev, &data_offset)) {
60 /* support firmware_info 3.1 + */
61 if ((frev == 3 && crev >= 1) || (frev > 3)) {
62 firmware_info = (union firmware_info *)
63 (mode_info->atom_context->bios + data_offset);
64 fw_cap = le32_to_cpu(firmware_info->v31.firmware_capability);
65 }
66 }
67
68 return fw_cap;
69 }
70
71 /*
72 * Helper function to query gpu virtualizaiton capability
73 *
74 * @adev: amdgpu_device pointer
75 *
76 * Return true if gpu virtualization is supported or false if not
77 */
amdgpu_atomfirmware_gpu_virtualization_supported(struct amdgpu_device * adev)78 bool amdgpu_atomfirmware_gpu_virtualization_supported(struct amdgpu_device *adev)
79 {
80 u32 fw_cap;
81
82 fw_cap = adev->mode_info.firmware_flags;
83
84 return (fw_cap & ATOM_FIRMWARE_CAP_GPU_VIRTUALIZATION) ? true : false;
85 }
86
amdgpu_atomfirmware_scratch_regs_init(struct amdgpu_device * adev)87 void amdgpu_atomfirmware_scratch_regs_init(struct amdgpu_device *adev)
88 {
89 int index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
90 firmwareinfo);
91 uint16_t data_offset;
92
93 if (amdgpu_atom_parse_data_header(adev->mode_info.atom_context, index, NULL,
94 NULL, NULL, &data_offset)) {
95 struct atom_firmware_info_v3_1 *firmware_info =
96 (struct atom_firmware_info_v3_1 *)(adev->mode_info.atom_context->bios +
97 data_offset);
98
99 adev->bios_scratch_reg_offset =
100 le32_to_cpu(firmware_info->bios_scratch_reg_startaddr);
101 }
102 }
103
amdgpu_atomfirmware_allocate_fb_v2_1(struct amdgpu_device * adev,struct vram_usagebyfirmware_v2_1 * fw_usage,int * usage_bytes)104 static int amdgpu_atomfirmware_allocate_fb_v2_1(struct amdgpu_device *adev,
105 struct vram_usagebyfirmware_v2_1 *fw_usage, int *usage_bytes)
106 {
107 u32 start_addr, fw_size, drv_size;
108
109 start_addr = le32_to_cpu(fw_usage->start_address_in_kb);
110 fw_size = le16_to_cpu(fw_usage->used_by_firmware_in_kb);
111 drv_size = le16_to_cpu(fw_usage->used_by_driver_in_kb);
112
113 DRM_DEBUG("atom firmware v2_1 requested %08x %dkb fw %dkb drv\n",
114 start_addr,
115 fw_size,
116 drv_size);
117
118 if ((start_addr & ATOM_VRAM_OPERATION_FLAGS_MASK) ==
119 (u32)(ATOM_VRAM_BLOCK_SRIOV_MSG_SHARE_RESERVATION <<
120 ATOM_VRAM_OPERATION_FLAGS_SHIFT)) {
121 /* Firmware request VRAM reservation for SR-IOV */
122 adev->mman.fw_vram_usage_start_offset = (start_addr &
123 (~ATOM_VRAM_OPERATION_FLAGS_MASK)) << 10;
124 adev->mman.fw_vram_usage_size = fw_size << 10;
125 /* Use the default scratch size */
126 *usage_bytes = 0;
127 } else {
128 *usage_bytes = drv_size << 10;
129 }
130 return 0;
131 }
132
amdgpu_atomfirmware_allocate_fb_v2_2(struct amdgpu_device * adev,struct vram_usagebyfirmware_v2_2 * fw_usage,int * usage_bytes)133 static int amdgpu_atomfirmware_allocate_fb_v2_2(struct amdgpu_device *adev,
134 struct vram_usagebyfirmware_v2_2 *fw_usage, int *usage_bytes)
135 {
136 u32 fw_start_addr, fw_size, drv_start_addr, drv_size;
137
138 fw_start_addr = le32_to_cpu(fw_usage->fw_region_start_address_in_kb);
139 fw_size = le16_to_cpu(fw_usage->used_by_firmware_in_kb);
140
141 drv_start_addr = le32_to_cpu(fw_usage->driver_region0_start_address_in_kb);
142 drv_size = le32_to_cpu(fw_usage->used_by_driver_region0_in_kb);
143
144 DRM_DEBUG("atom requested fw start at %08x %dkb and drv start at %08x %dkb\n",
145 fw_start_addr,
146 fw_size,
147 drv_start_addr,
148 drv_size);
149
150 if (amdgpu_sriov_vf(adev) &&
151 ((fw_start_addr & (ATOM_VRAM_BLOCK_NEEDS_NO_RESERVATION <<
152 ATOM_VRAM_OPERATION_FLAGS_SHIFT)) == 0)) {
153 /* Firmware request VRAM reservation for SR-IOV */
154 adev->mman.fw_vram_usage_start_offset = (fw_start_addr &
155 (~ATOM_VRAM_OPERATION_FLAGS_MASK)) << 10;
156 adev->mman.fw_vram_usage_size = fw_size << 10;
157 }
158
159 if (amdgpu_sriov_vf(adev) &&
160 ((drv_start_addr & (ATOM_VRAM_BLOCK_NEEDS_NO_RESERVATION <<
161 ATOM_VRAM_OPERATION_FLAGS_SHIFT)) == 0)) {
162 /* driver request VRAM reservation for SR-IOV */
163 adev->mman.drv_vram_usage_start_offset = (drv_start_addr &
164 (~ATOM_VRAM_OPERATION_FLAGS_MASK)) << 10;
165 adev->mman.drv_vram_usage_size = drv_size << 10;
166 }
167
168 *usage_bytes = 0;
169 return 0;
170 }
171
amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device * adev)172 int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev)
173 {
174 struct atom_context *ctx = adev->mode_info.atom_context;
175 int index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
176 vram_usagebyfirmware);
177 struct vram_usagebyfirmware_v2_1 *fw_usage_v2_1;
178 struct vram_usagebyfirmware_v2_2 *fw_usage_v2_2;
179 u16 data_offset;
180 u8 frev, crev;
181 int usage_bytes = 0;
182
183 if (amdgpu_atom_parse_data_header(ctx, index, NULL, &frev, &crev, &data_offset)) {
184 if (frev == 2 && crev == 1) {
185 fw_usage_v2_1 =
186 (struct vram_usagebyfirmware_v2_1 *)(ctx->bios + data_offset);
187 amdgpu_atomfirmware_allocate_fb_v2_1(adev,
188 fw_usage_v2_1,
189 &usage_bytes);
190 } else if (frev >= 2 && crev >= 2) {
191 fw_usage_v2_2 =
192 (struct vram_usagebyfirmware_v2_2 *)(ctx->bios + data_offset);
193 amdgpu_atomfirmware_allocate_fb_v2_2(adev,
194 fw_usage_v2_2,
195 &usage_bytes);
196 }
197 }
198
199 ctx->scratch_size_bytes = 0;
200 if (usage_bytes == 0)
201 usage_bytes = 20 * 1024;
202 /* allocate some scratch memory */
203 ctx->scratch = kzalloc(usage_bytes, GFP_KERNEL);
204 if (!ctx->scratch)
205 return -ENOMEM;
206 ctx->scratch_size_bytes = usage_bytes;
207 return 0;
208 }
209
210 union igp_info {
211 struct atom_integrated_system_info_v1_11 v11;
212 struct atom_integrated_system_info_v1_12 v12;
213 struct atom_integrated_system_info_v2_1 v21;
214 struct atom_integrated_system_info_v2_3 v23;
215 };
216
217 union umc_info {
218 struct atom_umc_info_v3_1 v31;
219 struct atom_umc_info_v3_2 v32;
220 struct atom_umc_info_v3_3 v33;
221 struct atom_umc_info_v4_0 v40;
222 };
223
224 union vram_info {
225 struct atom_vram_info_header_v2_3 v23;
226 struct atom_vram_info_header_v2_4 v24;
227 struct atom_vram_info_header_v2_5 v25;
228 struct atom_vram_info_header_v2_6 v26;
229 struct atom_vram_info_header_v3_0 v30;
230 };
231
232 union vram_module {
233 struct atom_vram_module_v9 v9;
234 struct atom_vram_module_v10 v10;
235 struct atom_vram_module_v11 v11;
236 struct atom_vram_module_v3_0 v30;
237 };
238
convert_atom_mem_type_to_vram_type(struct amdgpu_device * adev,int atom_mem_type)239 static int convert_atom_mem_type_to_vram_type(struct amdgpu_device *adev,
240 int atom_mem_type)
241 {
242 int vram_type;
243
244 if (adev->flags & AMD_IS_APU) {
245 switch (atom_mem_type) {
246 case Ddr2MemType:
247 case LpDdr2MemType:
248 vram_type = AMDGPU_VRAM_TYPE_DDR2;
249 break;
250 case Ddr3MemType:
251 case LpDdr3MemType:
252 vram_type = AMDGPU_VRAM_TYPE_DDR3;
253 break;
254 case Ddr4MemType:
255 vram_type = AMDGPU_VRAM_TYPE_DDR4;
256 break;
257 case LpDdr4MemType:
258 vram_type = AMDGPU_VRAM_TYPE_LPDDR4;
259 break;
260 case Ddr5MemType:
261 vram_type = AMDGPU_VRAM_TYPE_DDR5;
262 break;
263 case LpDdr5MemType:
264 vram_type = AMDGPU_VRAM_TYPE_LPDDR5;
265 break;
266 default:
267 vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
268 break;
269 }
270 } else {
271 switch (atom_mem_type) {
272 case ATOM_DGPU_VRAM_TYPE_GDDR5:
273 vram_type = AMDGPU_VRAM_TYPE_GDDR5;
274 break;
275 case ATOM_DGPU_VRAM_TYPE_HBM2:
276 case ATOM_DGPU_VRAM_TYPE_HBM2E:
277 case ATOM_DGPU_VRAM_TYPE_HBM3:
278 vram_type = AMDGPU_VRAM_TYPE_HBM;
279 break;
280 case ATOM_DGPU_VRAM_TYPE_GDDR6:
281 vram_type = AMDGPU_VRAM_TYPE_GDDR6;
282 break;
283 default:
284 vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
285 break;
286 }
287 }
288
289 return vram_type;
290 }
291
292
293 int
amdgpu_atomfirmware_get_vram_info(struct amdgpu_device * adev,int * vram_width,int * vram_type,int * vram_vendor)294 amdgpu_atomfirmware_get_vram_info(struct amdgpu_device *adev,
295 int *vram_width, int *vram_type,
296 int *vram_vendor)
297 {
298 struct amdgpu_mode_info *mode_info = &adev->mode_info;
299 int index, i = 0;
300 u16 data_offset, size;
301 union igp_info *igp_info;
302 union vram_info *vram_info;
303 union vram_module *vram_module;
304 u8 frev, crev;
305 u8 mem_type;
306 u8 mem_vendor;
307 u32 mem_channel_number;
308 u32 mem_channel_width;
309 u32 module_id;
310
311 if (adev->flags & AMD_IS_APU)
312 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
313 integratedsysteminfo);
314 else
315 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
316 vram_info);
317
318 if (amdgpu_atom_parse_data_header(mode_info->atom_context,
319 index, &size,
320 &frev, &crev, &data_offset)) {
321 if (adev->flags & AMD_IS_APU) {
322 igp_info = (union igp_info *)
323 (mode_info->atom_context->bios + data_offset);
324 switch (frev) {
325 case 1:
326 switch (crev) {
327 case 11:
328 case 12:
329 mem_channel_number = igp_info->v11.umachannelnumber;
330 if (!mem_channel_number)
331 mem_channel_number = 1;
332 mem_type = igp_info->v11.memorytype;
333 if (mem_type == LpDdr5MemType)
334 mem_channel_width = 32;
335 else
336 mem_channel_width = 64;
337 if (vram_width)
338 *vram_width = mem_channel_number * mem_channel_width;
339 if (vram_type)
340 *vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
341 break;
342 default:
343 return -EINVAL;
344 }
345 break;
346 case 2:
347 switch (crev) {
348 case 1:
349 case 2:
350 mem_channel_number = igp_info->v21.umachannelnumber;
351 if (!mem_channel_number)
352 mem_channel_number = 1;
353 mem_type = igp_info->v21.memorytype;
354 if (mem_type == LpDdr5MemType)
355 mem_channel_width = 32;
356 else
357 mem_channel_width = 64;
358 if (vram_width)
359 *vram_width = mem_channel_number * mem_channel_width;
360 if (vram_type)
361 *vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
362 break;
363 case 3:
364 mem_channel_number = igp_info->v23.umachannelnumber;
365 if (!mem_channel_number)
366 mem_channel_number = 1;
367 mem_type = igp_info->v23.memorytype;
368 if (mem_type == LpDdr5MemType)
369 mem_channel_width = 32;
370 else
371 mem_channel_width = 64;
372 if (vram_width)
373 *vram_width = mem_channel_number * mem_channel_width;
374 if (vram_type)
375 *vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
376 break;
377 default:
378 return -EINVAL;
379 }
380 break;
381 default:
382 return -EINVAL;
383 }
384 } else {
385 vram_info = (union vram_info *)
386 (mode_info->atom_context->bios + data_offset);
387 module_id = (RREG32(adev->bios_scratch_reg_offset + 4) & 0x00ff0000) >> 16;
388 if (frev == 3) {
389 switch (crev) {
390 /* v30 */
391 case 0:
392 vram_module = (union vram_module *)vram_info->v30.vram_module;
393 mem_vendor = (vram_module->v30.dram_vendor_id) & 0xF;
394 if (vram_vendor)
395 *vram_vendor = mem_vendor;
396 mem_type = vram_info->v30.memory_type;
397 if (vram_type)
398 *vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
399 mem_channel_number = vram_info->v30.channel_num;
400 mem_channel_width = vram_info->v30.channel_width;
401 if (vram_width)
402 *vram_width = mem_channel_number * (1 << mem_channel_width);
403 break;
404 default:
405 return -EINVAL;
406 }
407 } else if (frev == 2) {
408 switch (crev) {
409 /* v23 */
410 case 3:
411 if (module_id > vram_info->v23.vram_module_num)
412 module_id = 0;
413 vram_module = (union vram_module *)vram_info->v23.vram_module;
414 while (i < module_id) {
415 vram_module = (union vram_module *)
416 ((u8 *)vram_module + vram_module->v9.vram_module_size);
417 i++;
418 }
419 mem_type = vram_module->v9.memory_type;
420 if (vram_type)
421 *vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
422 mem_channel_number = vram_module->v9.channel_num;
423 mem_channel_width = vram_module->v9.channel_width;
424 if (vram_width)
425 *vram_width = mem_channel_number * (1 << mem_channel_width);
426 mem_vendor = (vram_module->v9.vender_rev_id) & 0xF;
427 if (vram_vendor)
428 *vram_vendor = mem_vendor;
429 break;
430 /* v24 */
431 case 4:
432 if (module_id > vram_info->v24.vram_module_num)
433 module_id = 0;
434 vram_module = (union vram_module *)vram_info->v24.vram_module;
435 while (i < module_id) {
436 vram_module = (union vram_module *)
437 ((u8 *)vram_module + vram_module->v10.vram_module_size);
438 i++;
439 }
440 mem_type = vram_module->v10.memory_type;
441 if (vram_type)
442 *vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
443 mem_channel_number = vram_module->v10.channel_num;
444 mem_channel_width = vram_module->v10.channel_width;
445 if (vram_width)
446 *vram_width = mem_channel_number * (1 << mem_channel_width);
447 mem_vendor = (vram_module->v10.vender_rev_id) & 0xF;
448 if (vram_vendor)
449 *vram_vendor = mem_vendor;
450 break;
451 /* v25 */
452 case 5:
453 if (module_id > vram_info->v25.vram_module_num)
454 module_id = 0;
455 vram_module = (union vram_module *)vram_info->v25.vram_module;
456 while (i < module_id) {
457 vram_module = (union vram_module *)
458 ((u8 *)vram_module + vram_module->v11.vram_module_size);
459 i++;
460 }
461 mem_type = vram_module->v11.memory_type;
462 if (vram_type)
463 *vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
464 mem_channel_number = vram_module->v11.channel_num;
465 mem_channel_width = vram_module->v11.channel_width;
466 if (vram_width)
467 *vram_width = mem_channel_number * (1 << mem_channel_width);
468 mem_vendor = (vram_module->v11.vender_rev_id) & 0xF;
469 if (vram_vendor)
470 *vram_vendor = mem_vendor;
471 break;
472 /* v26 */
473 case 6:
474 if (module_id > vram_info->v26.vram_module_num)
475 module_id = 0;
476 vram_module = (union vram_module *)vram_info->v26.vram_module;
477 while (i < module_id) {
478 vram_module = (union vram_module *)
479 ((u8 *)vram_module + vram_module->v9.vram_module_size);
480 i++;
481 }
482 mem_type = vram_module->v9.memory_type;
483 if (vram_type)
484 *vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
485 mem_channel_number = vram_module->v9.channel_num;
486 mem_channel_width = vram_module->v9.channel_width;
487 if (vram_width)
488 *vram_width = mem_channel_number * (1 << mem_channel_width);
489 mem_vendor = (vram_module->v9.vender_rev_id) & 0xF;
490 if (vram_vendor)
491 *vram_vendor = mem_vendor;
492 break;
493 default:
494 return -EINVAL;
495 }
496 } else {
497 /* invalid frev */
498 return -EINVAL;
499 }
500 }
501
502 }
503
504 return 0;
505 }
506
507 /*
508 * Return true if vbios enabled ecc by default, if umc info table is available
509 * or false if ecc is not enabled or umc info table is not available
510 */
amdgpu_atomfirmware_mem_ecc_supported(struct amdgpu_device * adev)511 bool amdgpu_atomfirmware_mem_ecc_supported(struct amdgpu_device *adev)
512 {
513 struct amdgpu_mode_info *mode_info = &adev->mode_info;
514 int index;
515 u16 data_offset, size;
516 union umc_info *umc_info;
517 u8 frev, crev;
518 bool ecc_default_enabled = false;
519 u8 umc_config;
520 u32 umc_config1;
521
522 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
523 umc_info);
524
525 if (amdgpu_atom_parse_data_header(mode_info->atom_context,
526 index, &size, &frev, &crev, &data_offset)) {
527 umc_info = (union umc_info *)(mode_info->atom_context->bios + data_offset);
528 if (frev == 3) {
529 switch (crev) {
530 case 1:
531 umc_config = le32_to_cpu(umc_info->v31.umc_config);
532 ecc_default_enabled =
533 (umc_config & UMC_CONFIG__DEFAULT_MEM_ECC_ENABLE) ? true : false;
534 break;
535 case 2:
536 umc_config = le32_to_cpu(umc_info->v32.umc_config);
537 ecc_default_enabled =
538 (umc_config & UMC_CONFIG__DEFAULT_MEM_ECC_ENABLE) ? true : false;
539 break;
540 case 3:
541 umc_config = le32_to_cpu(umc_info->v33.umc_config);
542 umc_config1 = le32_to_cpu(umc_info->v33.umc_config1);
543 ecc_default_enabled =
544 ((umc_config & UMC_CONFIG__DEFAULT_MEM_ECC_ENABLE) ||
545 (umc_config1 & UMC_CONFIG1__ENABLE_ECC_CAPABLE)) ? true : false;
546 break;
547 default:
548 /* unsupported crev */
549 return false;
550 }
551 } else if (frev == 4) {
552 switch (crev) {
553 case 0:
554 umc_config1 = le32_to_cpu(umc_info->v40.umc_config1);
555 ecc_default_enabled =
556 (umc_config1 & UMC_CONFIG1__ENABLE_ECC_CAPABLE) ? true : false;
557 break;
558 default:
559 /* unsupported crev */
560 return false;
561 }
562 } else {
563 /* unsupported frev */
564 return false;
565 }
566 }
567
568 return ecc_default_enabled;
569 }
570
571 /*
572 * Helper function to query sram ecc capablity
573 *
574 * @adev: amdgpu_device pointer
575 *
576 * Return true if vbios supports sram ecc or false if not
577 */
amdgpu_atomfirmware_sram_ecc_supported(struct amdgpu_device * adev)578 bool amdgpu_atomfirmware_sram_ecc_supported(struct amdgpu_device *adev)
579 {
580 u32 fw_cap;
581
582 fw_cap = adev->mode_info.firmware_flags;
583
584 return (fw_cap & ATOM_FIRMWARE_CAP_SRAM_ECC) ? true : false;
585 }
586
587 /*
588 * Helper function to query dynamic boot config capability
589 *
590 * @adev: amdgpu_device pointer
591 *
592 * Return true if vbios supports dynamic boot config or false if not
593 */
amdgpu_atomfirmware_dynamic_boot_config_supported(struct amdgpu_device * adev)594 bool amdgpu_atomfirmware_dynamic_boot_config_supported(struct amdgpu_device *adev)
595 {
596 u32 fw_cap;
597
598 fw_cap = adev->mode_info.firmware_flags;
599
600 return (fw_cap & ATOM_FIRMWARE_CAP_DYNAMIC_BOOT_CFG_ENABLE) ? true : false;
601 }
602
603 /**
604 * amdgpu_atomfirmware_ras_rom_addr -- Get the RAS EEPROM addr from VBIOS
605 * @adev: amdgpu_device pointer
606 * @i2c_address: pointer to u8; if not NULL, will contain
607 * the RAS EEPROM address if the function returns true
608 *
609 * Return true if VBIOS supports RAS EEPROM address reporting,
610 * else return false. If true and @i2c_address is not NULL,
611 * will contain the RAS ROM address.
612 */
amdgpu_atomfirmware_ras_rom_addr(struct amdgpu_device * adev,u8 * i2c_address)613 bool amdgpu_atomfirmware_ras_rom_addr(struct amdgpu_device *adev,
614 u8 *i2c_address)
615 {
616 struct amdgpu_mode_info *mode_info = &adev->mode_info;
617 int index;
618 u16 data_offset, size;
619 union firmware_info *firmware_info;
620 u8 frev, crev;
621
622 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
623 firmwareinfo);
624
625 if (amdgpu_atom_parse_data_header(adev->mode_info.atom_context,
626 index, &size, &frev, &crev,
627 &data_offset)) {
628 /* support firmware_info 3.4 + */
629 if ((frev == 3 && crev >= 4) || (frev > 3)) {
630 firmware_info = (union firmware_info *)
631 (mode_info->atom_context->bios + data_offset);
632 /* The ras_rom_i2c_slave_addr should ideally
633 * be a 19-bit EEPROM address, which would be
634 * used as is by the driver; see top of
635 * amdgpu_eeprom.c.
636 *
637 * When this is the case, 0 is of course a
638 * valid RAS EEPROM address, in which case,
639 * we'll drop the first "if (firm...)" and only
640 * leave the check for the pointer.
641 *
642 * The reason this works right now is because
643 * ras_rom_i2c_slave_addr contains the EEPROM
644 * device type qualifier 1010b in the top 4
645 * bits.
646 */
647 if (firmware_info->v34.ras_rom_i2c_slave_addr) {
648 if (i2c_address)
649 *i2c_address = firmware_info->v34.ras_rom_i2c_slave_addr;
650 return true;
651 }
652 }
653 }
654
655 return false;
656 }
657
658
659 union smu_info {
660 struct atom_smu_info_v3_1 v31;
661 struct atom_smu_info_v4_0 v40;
662 };
663
664 union gfx_info {
665 struct atom_gfx_info_v2_2 v22;
666 struct atom_gfx_info_v2_4 v24;
667 struct atom_gfx_info_v2_7 v27;
668 struct atom_gfx_info_v3_0 v30;
669 };
670
amdgpu_atomfirmware_get_clock_info(struct amdgpu_device * adev)671 int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev)
672 {
673 struct amdgpu_mode_info *mode_info = &adev->mode_info;
674 struct amdgpu_pll *spll = &adev->clock.spll;
675 struct amdgpu_pll *mpll = &adev->clock.mpll;
676 uint8_t frev, crev;
677 uint16_t data_offset;
678 int ret = -EINVAL, index;
679
680 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
681 firmwareinfo);
682 if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
683 &frev, &crev, &data_offset)) {
684 union firmware_info *firmware_info =
685 (union firmware_info *)(mode_info->atom_context->bios +
686 data_offset);
687
688 adev->clock.default_sclk =
689 le32_to_cpu(firmware_info->v31.bootup_sclk_in10khz);
690 adev->clock.default_mclk =
691 le32_to_cpu(firmware_info->v31.bootup_mclk_in10khz);
692
693 adev->pm.current_sclk = adev->clock.default_sclk;
694 adev->pm.current_mclk = adev->clock.default_mclk;
695
696 ret = 0;
697 }
698
699 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
700 smu_info);
701 if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
702 &frev, &crev, &data_offset)) {
703 union smu_info *smu_info =
704 (union smu_info *)(mode_info->atom_context->bios +
705 data_offset);
706
707 /* system clock */
708 if (frev == 3)
709 spll->reference_freq = le32_to_cpu(smu_info->v31.core_refclk_10khz);
710 else if (frev == 4)
711 spll->reference_freq = le32_to_cpu(smu_info->v40.core_refclk_10khz);
712
713 spll->reference_div = 0;
714 spll->min_post_div = 1;
715 spll->max_post_div = 1;
716 spll->min_ref_div = 2;
717 spll->max_ref_div = 0xff;
718 spll->min_feedback_div = 4;
719 spll->max_feedback_div = 0xff;
720 spll->best_vco = 0;
721
722 ret = 0;
723 }
724
725 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
726 umc_info);
727 if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
728 &frev, &crev, &data_offset)) {
729 union umc_info *umc_info =
730 (union umc_info *)(mode_info->atom_context->bios +
731 data_offset);
732
733 /* memory clock */
734 mpll->reference_freq = le32_to_cpu(umc_info->v31.mem_refclk_10khz);
735
736 mpll->reference_div = 0;
737 mpll->min_post_div = 1;
738 mpll->max_post_div = 1;
739 mpll->min_ref_div = 2;
740 mpll->max_ref_div = 0xff;
741 mpll->min_feedback_div = 4;
742 mpll->max_feedback_div = 0xff;
743 mpll->best_vco = 0;
744
745 ret = 0;
746 }
747
748 /* if asic is Navi+, the rlc reference clock is used for system clock
749 * from vbios gfx_info table */
750 if (adev->asic_type >= CHIP_NAVI10) {
751 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
752 gfx_info);
753 if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
754 &frev, &crev, &data_offset)) {
755 union gfx_info *gfx_info = (union gfx_info *)
756 (mode_info->atom_context->bios + data_offset);
757 if ((frev == 3) ||
758 (frev == 2 && crev == 6)) {
759 spll->reference_freq = le32_to_cpu(gfx_info->v30.golden_tsc_count_lower_refclk);
760 ret = 0;
761 } else if ((frev == 2) &&
762 (crev >= 2) &&
763 (crev != 6)) {
764 spll->reference_freq = le32_to_cpu(gfx_info->v22.rlc_gpu_timer_refclk);
765 ret = 0;
766 } else {
767 BUG();
768 }
769 }
770 }
771
772 return ret;
773 }
774
amdgpu_atomfirmware_get_gfx_info(struct amdgpu_device * adev)775 int amdgpu_atomfirmware_get_gfx_info(struct amdgpu_device *adev)
776 {
777 struct amdgpu_mode_info *mode_info = &adev->mode_info;
778 int index;
779 uint8_t frev, crev;
780 uint16_t data_offset;
781
782 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
783 gfx_info);
784 if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
785 &frev, &crev, &data_offset)) {
786 union gfx_info *gfx_info = (union gfx_info *)
787 (mode_info->atom_context->bios + data_offset);
788 if (frev == 2) {
789 switch (crev) {
790 case 4:
791 adev->gfx.config.max_shader_engines = gfx_info->v24.max_shader_engines;
792 adev->gfx.config.max_cu_per_sh = gfx_info->v24.max_cu_per_sh;
793 adev->gfx.config.max_sh_per_se = gfx_info->v24.max_sh_per_se;
794 adev->gfx.config.max_backends_per_se = gfx_info->v24.max_backends_per_se;
795 adev->gfx.config.max_texture_channel_caches = gfx_info->v24.max_texture_channel_caches;
796 adev->gfx.config.max_gprs = le16_to_cpu(gfx_info->v24.gc_num_gprs);
797 adev->gfx.config.max_gs_threads = gfx_info->v24.gc_num_max_gs_thds;
798 adev->gfx.config.gs_vgt_table_depth = gfx_info->v24.gc_gs_table_depth;
799 adev->gfx.config.gs_prim_buffer_depth =
800 le16_to_cpu(gfx_info->v24.gc_gsprim_buff_depth);
801 adev->gfx.config.double_offchip_lds_buf =
802 gfx_info->v24.gc_double_offchip_lds_buffer;
803 adev->gfx.cu_info.wave_front_size = le16_to_cpu(gfx_info->v24.gc_wave_size);
804 adev->gfx.cu_info.max_waves_per_simd = le16_to_cpu(gfx_info->v24.gc_max_waves_per_simd);
805 adev->gfx.cu_info.max_scratch_slots_per_cu = gfx_info->v24.gc_max_scratch_slots_per_cu;
806 adev->gfx.cu_info.lds_size = le16_to_cpu(gfx_info->v24.gc_lds_size);
807 return 0;
808 case 7:
809 adev->gfx.config.max_shader_engines = gfx_info->v27.max_shader_engines;
810 adev->gfx.config.max_cu_per_sh = gfx_info->v27.max_cu_per_sh;
811 adev->gfx.config.max_sh_per_se = gfx_info->v27.max_sh_per_se;
812 adev->gfx.config.max_backends_per_se = gfx_info->v27.max_backends_per_se;
813 adev->gfx.config.max_texture_channel_caches = gfx_info->v27.max_texture_channel_caches;
814 adev->gfx.config.max_gprs = le16_to_cpu(gfx_info->v27.gc_num_gprs);
815 adev->gfx.config.max_gs_threads = gfx_info->v27.gc_num_max_gs_thds;
816 adev->gfx.config.gs_vgt_table_depth = gfx_info->v27.gc_gs_table_depth;
817 adev->gfx.config.gs_prim_buffer_depth = le16_to_cpu(gfx_info->v27.gc_gsprim_buff_depth);
818 adev->gfx.config.double_offchip_lds_buf = gfx_info->v27.gc_double_offchip_lds_buffer;
819 adev->gfx.cu_info.wave_front_size = le16_to_cpu(gfx_info->v27.gc_wave_size);
820 adev->gfx.cu_info.max_waves_per_simd = le16_to_cpu(gfx_info->v27.gc_max_waves_per_simd);
821 adev->gfx.cu_info.max_scratch_slots_per_cu = gfx_info->v27.gc_max_scratch_slots_per_cu;
822 adev->gfx.cu_info.lds_size = le16_to_cpu(gfx_info->v27.gc_lds_size);
823 return 0;
824 default:
825 return -EINVAL;
826 }
827 } else if (frev == 3) {
828 switch (crev) {
829 case 0:
830 adev->gfx.config.max_shader_engines = gfx_info->v30.max_shader_engines;
831 adev->gfx.config.max_cu_per_sh = gfx_info->v30.max_cu_per_sh;
832 adev->gfx.config.max_sh_per_se = gfx_info->v30.max_sh_per_se;
833 adev->gfx.config.max_backends_per_se = gfx_info->v30.max_backends_per_se;
834 adev->gfx.config.max_texture_channel_caches = gfx_info->v30.max_texture_channel_caches;
835 return 0;
836 default:
837 return -EINVAL;
838 }
839 } else {
840 return -EINVAL;
841 }
842
843 }
844 return -EINVAL;
845 }
846
847 /*
848 * Helper function to query two stage mem training capability
849 *
850 * @adev: amdgpu_device pointer
851 *
852 * Return true if two stage mem training is supported or false if not
853 */
amdgpu_atomfirmware_mem_training_supported(struct amdgpu_device * adev)854 bool amdgpu_atomfirmware_mem_training_supported(struct amdgpu_device *adev)
855 {
856 u32 fw_cap;
857
858 fw_cap = adev->mode_info.firmware_flags;
859
860 return (fw_cap & ATOM_FIRMWARE_CAP_ENABLE_2STAGE_BIST_TRAINING) ? true : false;
861 }
862
amdgpu_atomfirmware_get_fw_reserved_fb_size(struct amdgpu_device * adev)863 int amdgpu_atomfirmware_get_fw_reserved_fb_size(struct amdgpu_device *adev)
864 {
865 struct atom_context *ctx = adev->mode_info.atom_context;
866 union firmware_info *firmware_info;
867 int index;
868 u16 data_offset, size;
869 u8 frev, crev;
870 int fw_reserved_fb_size;
871
872 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
873 firmwareinfo);
874
875 if (!amdgpu_atom_parse_data_header(ctx, index, &size,
876 &frev, &crev, &data_offset))
877 /* fail to parse data_header */
878 return 0;
879
880 firmware_info = (union firmware_info *)(ctx->bios + data_offset);
881
882 if (frev != 3)
883 return -EINVAL;
884
885 switch (crev) {
886 case 4:
887 fw_reserved_fb_size =
888 (firmware_info->v34.fw_reserved_size_in_kb << 10);
889 break;
890 default:
891 fw_reserved_fb_size = 0;
892 break;
893 }
894
895 return fw_reserved_fb_size;
896 }
897
898 /*
899 * Helper function to execute asic_init table
900 *
901 * @adev: amdgpu_device pointer
902 * @fb_reset: flag to indicate whether fb is reset or not
903 *
904 * Return 0 if succeed, otherwise failed
905 */
amdgpu_atomfirmware_asic_init(struct amdgpu_device * adev,bool fb_reset)906 int amdgpu_atomfirmware_asic_init(struct amdgpu_device *adev, bool fb_reset)
907 {
908 struct amdgpu_mode_info *mode_info = &adev->mode_info;
909 struct atom_context *ctx;
910 uint8_t frev, crev;
911 uint16_t data_offset;
912 uint32_t bootup_sclk_in10khz, bootup_mclk_in10khz;
913 struct asic_init_ps_allocation_v2_1 asic_init_ps_v2_1;
914 int index;
915
916 if (!mode_info)
917 return -EINVAL;
918
919 ctx = mode_info->atom_context;
920 if (!ctx)
921 return -EINVAL;
922
923 /* query bootup sclk/mclk from firmware_info table */
924 index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
925 firmwareinfo);
926 if (amdgpu_atom_parse_data_header(ctx, index, NULL,
927 &frev, &crev, &data_offset)) {
928 union firmware_info *firmware_info =
929 (union firmware_info *)(ctx->bios +
930 data_offset);
931
932 bootup_sclk_in10khz =
933 le32_to_cpu(firmware_info->v31.bootup_sclk_in10khz);
934 bootup_mclk_in10khz =
935 le32_to_cpu(firmware_info->v31.bootup_mclk_in10khz);
936 } else {
937 return -EINVAL;
938 }
939
940 index = get_index_into_master_table(atom_master_list_of_command_functions_v2_1,
941 asic_init);
942 if (amdgpu_atom_parse_cmd_header(mode_info->atom_context, index, &frev, &crev)) {
943 if (frev == 2 && crev >= 1) {
944 memset(&asic_init_ps_v2_1, 0, sizeof(asic_init_ps_v2_1));
945 asic_init_ps_v2_1.param.engineparam.sclkfreqin10khz = bootup_sclk_in10khz;
946 asic_init_ps_v2_1.param.memparam.mclkfreqin10khz = bootup_mclk_in10khz;
947 asic_init_ps_v2_1.param.engineparam.engineflag = b3NORMAL_ENGINE_INIT;
948 if (!fb_reset)
949 asic_init_ps_v2_1.param.memparam.memflag = b3DRAM_SELF_REFRESH_EXIT;
950 else
951 asic_init_ps_v2_1.param.memparam.memflag = 0;
952 } else {
953 return -EINVAL;
954 }
955 } else {
956 return -EINVAL;
957 }
958
959 return amdgpu_atom_execute_table(ctx, ATOM_CMD_INIT, (uint32_t *)&asic_init_ps_v2_1);
960 }
961