1/*
2 * Copyright 2022 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#include "amdgpu.h"
24#include "soc15.h"
25
26#include "soc15_common.h"
27#include "amdgpu_reg_state.h"
28#include "amdgpu_xcp.h"
29#include "gfx_v9_4_3.h"
30#include "gfxhub_v1_2.h"
31#include "sdma_v4_4_2.h"
32
33#define XCP_INST_MASK(num_inst, xcp_id) \
34 (num_inst ? GENMASK(num_inst - 1, 0) << (xcp_id * num_inst) : 0)
35
36#define AMDGPU_XCP_OPS_KFD (1 << 0)
37
38void aqua_vanjaram_doorbell_index_init(struct amdgpu_device *adev)
39{
40 int i;
41
42 adev->doorbell_index.kiq = AMDGPU_DOORBELL_LAYOUT1_KIQ_START;
43
44 adev->doorbell_index.mec_ring0 = AMDGPU_DOORBELL_LAYOUT1_MEC_RING_START;
45
46 adev->doorbell_index.userqueue_start = AMDGPU_DOORBELL_LAYOUT1_USERQUEUE_START;
47 adev->doorbell_index.userqueue_end = AMDGPU_DOORBELL_LAYOUT1_USERQUEUE_END;
48 adev->doorbell_index.xcc_doorbell_range = AMDGPU_DOORBELL_LAYOUT1_XCC_RANGE;
49
50 adev->doorbell_index.sdma_doorbell_range = 20;
51 for (i = 0; i < adev->sdma.num_instances; i++)
52 adev->doorbell_index.sdma_engine[i] =
53 AMDGPU_DOORBELL_LAYOUT1_sDMA_ENGINE_START +
54 i * (adev->doorbell_index.sdma_doorbell_range >> 1);
55
56 adev->doorbell_index.ih = AMDGPU_DOORBELL_LAYOUT1_IH;
57 adev->doorbell_index.vcn.vcn_ring0_1 = AMDGPU_DOORBELL_LAYOUT1_VCN_START;
58
59 adev->doorbell_index.first_non_cp = AMDGPU_DOORBELL_LAYOUT1_FIRST_NON_CP;
60 adev->doorbell_index.last_non_cp = AMDGPU_DOORBELL_LAYOUT1_LAST_NON_CP;
61
62 adev->doorbell_index.max_assignment = AMDGPU_DOORBELL_LAYOUT1_MAX_ASSIGNMENT << 1;
63}
64
65static bool aqua_vanjaram_xcp_vcn_shared(struct amdgpu_device *adev)
66{
67 return (adev->xcp_mgr->num_xcps > adev->vcn.num_vcn_inst);
68}
69
70static void aqua_vanjaram_set_xcp_id(struct amdgpu_device *adev,
71 uint32_t inst_idx, struct amdgpu_ring *ring)
72{
73 int xcp_id;
74 enum AMDGPU_XCP_IP_BLOCK ip_blk;
75 uint32_t inst_mask;
76
77 ring->xcp_id = AMDGPU_XCP_NO_PARTITION;
78 if (adev->xcp_mgr->mode == AMDGPU_XCP_MODE_NONE)
79 return;
80
81 inst_mask = 1 << inst_idx;
82
83 switch (ring->funcs->type) {
84 case AMDGPU_HW_IP_GFX:
85 case AMDGPU_RING_TYPE_COMPUTE:
86 case AMDGPU_RING_TYPE_KIQ:
87 ip_blk = AMDGPU_XCP_GFX;
88 break;
89 case AMDGPU_RING_TYPE_SDMA:
90 ip_blk = AMDGPU_XCP_SDMA;
91 break;
92 case AMDGPU_RING_TYPE_VCN_ENC:
93 case AMDGPU_RING_TYPE_VCN_JPEG:
94 ip_blk = AMDGPU_XCP_VCN;
95 if (aqua_vanjaram_xcp_vcn_shared(adev))
96 inst_mask = 1 << (inst_idx * 2);
97 break;
98 default:
99 DRM_ERROR("Not support ring type %d!", ring->funcs->type);
100 return;
101 }
102
103 for (xcp_id = 0; xcp_id < adev->xcp_mgr->num_xcps; xcp_id++) {
104 if (adev->xcp_mgr->xcp[xcp_id].ip[ip_blk].inst_mask & inst_mask) {
105 ring->xcp_id = xcp_id;
106 break;
107 }
108 }
109}
110
111static void aqua_vanjaram_xcp_gpu_sched_update(
112 struct amdgpu_device *adev,
113 struct amdgpu_ring *ring,
114 unsigned int sel_xcp_id)
115{
116 unsigned int *num_gpu_sched;
117
118 num_gpu_sched = &adev->xcp_mgr->xcp[sel_xcp_id]
119 .gpu_sched[ring->funcs->type][ring->hw_prio].num_scheds;
120 adev->xcp_mgr->xcp[sel_xcp_id].gpu_sched[ring->funcs->type][ring->hw_prio]
121 .sched[(*num_gpu_sched)++] = &ring->sched;
122 DRM_DEBUG("%s :[%d] gpu_sched[%d][%d] = %d", ring->name,
123 sel_xcp_id, ring->funcs->type,
124 ring->hw_prio, *num_gpu_sched);
125}
126
127static int aqua_vanjaram_xcp_sched_list_update(
128 struct amdgpu_device *adev)
129{
130 struct amdgpu_ring *ring;
131 int i;
132
133 for (i = 0; i < MAX_XCP; i++) {
134 atomic_set(v: &adev->xcp_mgr->xcp[i].ref_cnt, i: 0);
135 memset(adev->xcp_mgr->xcp[i].gpu_sched, 0, sizeof(adev->xcp_mgr->xcp->gpu_sched));
136 }
137
138 if (adev->xcp_mgr->mode == AMDGPU_XCP_MODE_NONE)
139 return 0;
140
141 for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
142 ring = adev->rings[i];
143 if (!ring || !ring->sched.ready || ring->no_scheduler)
144 continue;
145
146 aqua_vanjaram_xcp_gpu_sched_update(adev, ring, sel_xcp_id: ring->xcp_id);
147
148 /* VCN may be shared by two partitions under CPX MODE in certain
149 * configs.
150 */
151 if ((ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC ||
152 ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG) &&
153 aqua_vanjaram_xcp_vcn_shared(adev))
154 aqua_vanjaram_xcp_gpu_sched_update(adev, ring, sel_xcp_id: ring->xcp_id + 1);
155 }
156
157 return 0;
158}
159
160static int aqua_vanjaram_update_partition_sched_list(struct amdgpu_device *adev)
161{
162 int i;
163
164 for (i = 0; i < adev->num_rings; i++) {
165 struct amdgpu_ring *ring = adev->rings[i];
166
167 if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE ||
168 ring->funcs->type == AMDGPU_RING_TYPE_KIQ)
169 aqua_vanjaram_set_xcp_id(adev, inst_idx: ring->xcc_id, ring);
170 else
171 aqua_vanjaram_set_xcp_id(adev, inst_idx: ring->me, ring);
172 }
173
174 return aqua_vanjaram_xcp_sched_list_update(adev);
175}
176
177static int aqua_vanjaram_select_scheds(
178 struct amdgpu_device *adev,
179 u32 hw_ip,
180 u32 hw_prio,
181 struct amdgpu_fpriv *fpriv,
182 unsigned int *num_scheds,
183 struct drm_gpu_scheduler ***scheds)
184{
185 u32 sel_xcp_id;
186 int i;
187
188 if (fpriv->xcp_id == AMDGPU_XCP_NO_PARTITION) {
189 u32 least_ref_cnt = ~0;
190
191 fpriv->xcp_id = 0;
192 for (i = 0; i < adev->xcp_mgr->num_xcps; i++) {
193 u32 total_ref_cnt;
194
195 total_ref_cnt = atomic_read(v: &adev->xcp_mgr->xcp[i].ref_cnt);
196 if (total_ref_cnt < least_ref_cnt) {
197 fpriv->xcp_id = i;
198 least_ref_cnt = total_ref_cnt;
199 }
200 }
201 }
202 sel_xcp_id = fpriv->xcp_id;
203
204 if (adev->xcp_mgr->xcp[sel_xcp_id].gpu_sched[hw_ip][hw_prio].num_scheds) {
205 *num_scheds = adev->xcp_mgr->xcp[fpriv->xcp_id].gpu_sched[hw_ip][hw_prio].num_scheds;
206 *scheds = adev->xcp_mgr->xcp[fpriv->xcp_id].gpu_sched[hw_ip][hw_prio].sched;
207 atomic_inc(v: &adev->xcp_mgr->xcp[sel_xcp_id].ref_cnt);
208 DRM_DEBUG("Selected partition #%d", sel_xcp_id);
209 } else {
210 DRM_ERROR("Failed to schedule partition #%d.", sel_xcp_id);
211 return -ENOENT;
212 }
213
214 return 0;
215}
216
217static int8_t aqua_vanjaram_logical_to_dev_inst(struct amdgpu_device *adev,
218 enum amd_hw_ip_block_type block,
219 int8_t inst)
220{
221 int8_t dev_inst;
222
223 switch (block) {
224 case GC_HWIP:
225 case SDMA0_HWIP:
226 /* Both JPEG and VCN as JPEG is only alias of VCN */
227 case VCN_HWIP:
228 dev_inst = adev->ip_map.dev_inst[block][inst];
229 break;
230 default:
231 /* For rest of the IPs, no look up required.
232 * Assume 'logical instance == physical instance' for all configs. */
233 dev_inst = inst;
234 break;
235 }
236
237 return dev_inst;
238}
239
240static uint32_t aqua_vanjaram_logical_to_dev_mask(struct amdgpu_device *adev,
241 enum amd_hw_ip_block_type block,
242 uint32_t mask)
243{
244 uint32_t dev_mask = 0;
245 int8_t log_inst, dev_inst;
246
247 while (mask) {
248 log_inst = ffs(mask) - 1;
249 dev_inst = aqua_vanjaram_logical_to_dev_inst(adev, block, inst: log_inst);
250 dev_mask |= (1 << dev_inst);
251 mask &= ~(1 << log_inst);
252 }
253
254 return dev_mask;
255}
256
257static void aqua_vanjaram_populate_ip_map(struct amdgpu_device *adev,
258 enum amd_hw_ip_block_type ip_block,
259 uint32_t inst_mask)
260{
261 int l = 0, i;
262
263 while (inst_mask) {
264 i = ffs(inst_mask) - 1;
265 adev->ip_map.dev_inst[ip_block][l++] = i;
266 inst_mask &= ~(1 << i);
267 }
268 for (; l < HWIP_MAX_INSTANCE; l++)
269 adev->ip_map.dev_inst[ip_block][l] = -1;
270}
271
272void aqua_vanjaram_ip_map_init(struct amdgpu_device *adev)
273{
274 u32 ip_map[][2] = {
275 { GC_HWIP, adev->gfx.xcc_mask },
276 { SDMA0_HWIP, adev->sdma.sdma_mask },
277 { VCN_HWIP, adev->vcn.inst_mask },
278 };
279 int i;
280
281 for (i = 0; i < ARRAY_SIZE(ip_map); ++i)
282 aqua_vanjaram_populate_ip_map(adev, ip_block: ip_map[i][0], inst_mask: ip_map[i][1]);
283
284 adev->ip_map.logical_to_dev_inst = aqua_vanjaram_logical_to_dev_inst;
285 adev->ip_map.logical_to_dev_mask = aqua_vanjaram_logical_to_dev_mask;
286}
287
288/* Fixed pattern for smn addressing on different AIDs:
289 * bit[34]: indicate cross AID access
290 * bit[33:32]: indicate target AID id
291 * AID id range is 0 ~ 3 as maximum AID number is 4.
292 */
293u64 aqua_vanjaram_encode_ext_smn_addressing(int ext_id)
294{
295 u64 ext_offset;
296
297 /* local routing and bit[34:32] will be zeros */
298 if (ext_id == 0)
299 return 0;
300
301 /* Initiated from host, accessing to all non-zero aids are cross traffic */
302 ext_offset = ((u64)(ext_id & 0x3) << 32) | (1ULL << 34);
303
304 return ext_offset;
305}
306
307static int aqua_vanjaram_query_partition_mode(struct amdgpu_xcp_mgr *xcp_mgr)
308{
309 enum amdgpu_gfx_partition mode = AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE;
310 struct amdgpu_device *adev = xcp_mgr->adev;
311
312 if (adev->nbio.funcs->get_compute_partition_mode)
313 mode = adev->nbio.funcs->get_compute_partition_mode(adev);
314
315 return mode;
316}
317
318static int __aqua_vanjaram_get_xcc_per_xcp(struct amdgpu_xcp_mgr *xcp_mgr, int mode)
319{
320 int num_xcc, num_xcc_per_xcp = 0;
321
322 num_xcc = NUM_XCC(xcp_mgr->adev->gfx.xcc_mask);
323
324 switch (mode) {
325 case AMDGPU_SPX_PARTITION_MODE:
326 num_xcc_per_xcp = num_xcc;
327 break;
328 case AMDGPU_DPX_PARTITION_MODE:
329 num_xcc_per_xcp = num_xcc / 2;
330 break;
331 case AMDGPU_TPX_PARTITION_MODE:
332 num_xcc_per_xcp = num_xcc / 3;
333 break;
334 case AMDGPU_QPX_PARTITION_MODE:
335 num_xcc_per_xcp = num_xcc / 4;
336 break;
337 case AMDGPU_CPX_PARTITION_MODE:
338 num_xcc_per_xcp = 1;
339 break;
340 }
341
342 return num_xcc_per_xcp;
343}
344
345static int __aqua_vanjaram_get_xcp_ip_info(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id,
346 enum AMDGPU_XCP_IP_BLOCK ip_id,
347 struct amdgpu_xcp_ip *ip)
348{
349 struct amdgpu_device *adev = xcp_mgr->adev;
350 int num_xcc_xcp, num_sdma_xcp, num_vcn_xcp;
351 int num_sdma, num_vcn;
352
353 num_sdma = adev->sdma.num_instances;
354 num_vcn = adev->vcn.num_vcn_inst;
355
356 switch (xcp_mgr->mode) {
357 case AMDGPU_SPX_PARTITION_MODE:
358 num_sdma_xcp = num_sdma;
359 num_vcn_xcp = num_vcn;
360 break;
361 case AMDGPU_DPX_PARTITION_MODE:
362 num_sdma_xcp = num_sdma / 2;
363 num_vcn_xcp = num_vcn / 2;
364 break;
365 case AMDGPU_TPX_PARTITION_MODE:
366 num_sdma_xcp = num_sdma / 3;
367 num_vcn_xcp = num_vcn / 3;
368 break;
369 case AMDGPU_QPX_PARTITION_MODE:
370 num_sdma_xcp = num_sdma / 4;
371 num_vcn_xcp = num_vcn / 4;
372 break;
373 case AMDGPU_CPX_PARTITION_MODE:
374 num_sdma_xcp = 2;
375 num_vcn_xcp = num_vcn ? 1 : 0;
376 break;
377 default:
378 return -EINVAL;
379 }
380
381 num_xcc_xcp = adev->gfx.num_xcc_per_xcp;
382
383 switch (ip_id) {
384 case AMDGPU_XCP_GFXHUB:
385 ip->inst_mask = XCP_INST_MASK(num_xcc_xcp, xcp_id);
386 ip->ip_funcs = &gfxhub_v1_2_xcp_funcs;
387 break;
388 case AMDGPU_XCP_GFX:
389 ip->inst_mask = XCP_INST_MASK(num_xcc_xcp, xcp_id);
390 ip->ip_funcs = &gfx_v9_4_3_xcp_funcs;
391 break;
392 case AMDGPU_XCP_SDMA:
393 ip->inst_mask = XCP_INST_MASK(num_sdma_xcp, xcp_id);
394 ip->ip_funcs = &sdma_v4_4_2_xcp_funcs;
395 break;
396 case AMDGPU_XCP_VCN:
397 ip->inst_mask = XCP_INST_MASK(num_vcn_xcp, xcp_id);
398 /* TODO : Assign IP funcs */
399 break;
400 default:
401 return -EINVAL;
402 }
403
404 ip->ip_id = ip_id;
405
406 return 0;
407}
408
409static enum amdgpu_gfx_partition
410__aqua_vanjaram_get_auto_mode(struct amdgpu_xcp_mgr *xcp_mgr)
411{
412 struct amdgpu_device *adev = xcp_mgr->adev;
413 int num_xcc;
414
415 num_xcc = NUM_XCC(xcp_mgr->adev->gfx.xcc_mask);
416
417 if (adev->gmc.num_mem_partitions == 1)
418 return AMDGPU_SPX_PARTITION_MODE;
419
420 if (adev->gmc.num_mem_partitions == num_xcc)
421 return AMDGPU_CPX_PARTITION_MODE;
422
423 if (adev->gmc.num_mem_partitions == num_xcc / 2)
424 return (adev->flags & AMD_IS_APU) ? AMDGPU_TPX_PARTITION_MODE :
425 AMDGPU_QPX_PARTITION_MODE;
426
427 if (adev->gmc.num_mem_partitions == 2 && !(adev->flags & AMD_IS_APU))
428 return AMDGPU_DPX_PARTITION_MODE;
429
430 return AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE;
431}
432
433static bool __aqua_vanjaram_is_valid_mode(struct amdgpu_xcp_mgr *xcp_mgr,
434 enum amdgpu_gfx_partition mode)
435{
436 struct amdgpu_device *adev = xcp_mgr->adev;
437 int num_xcc, num_xccs_per_xcp;
438
439 num_xcc = NUM_XCC(adev->gfx.xcc_mask);
440 switch (mode) {
441 case AMDGPU_SPX_PARTITION_MODE:
442 return adev->gmc.num_mem_partitions == 1 && num_xcc > 0;
443 case AMDGPU_DPX_PARTITION_MODE:
444 return adev->gmc.num_mem_partitions != 8 && (num_xcc % 4) == 0;
445 case AMDGPU_TPX_PARTITION_MODE:
446 return (adev->gmc.num_mem_partitions == 1 ||
447 adev->gmc.num_mem_partitions == 3) &&
448 ((num_xcc % 3) == 0);
449 case AMDGPU_QPX_PARTITION_MODE:
450 num_xccs_per_xcp = num_xcc / 4;
451 return (adev->gmc.num_mem_partitions == 1 ||
452 adev->gmc.num_mem_partitions == 4) &&
453 (num_xccs_per_xcp >= 2);
454 case AMDGPU_CPX_PARTITION_MODE:
455 return ((num_xcc > 1) &&
456 (adev->gmc.num_mem_partitions == 1 || adev->gmc.num_mem_partitions == 4) &&
457 (num_xcc % adev->gmc.num_mem_partitions) == 0);
458 default:
459 return false;
460 }
461
462 return false;
463}
464
465static int __aqua_vanjaram_pre_partition_switch(struct amdgpu_xcp_mgr *xcp_mgr, u32 flags)
466{
467 /* TODO:
468 * Stop user queues and threads, and make sure GPU is empty of work.
469 */
470
471 if (flags & AMDGPU_XCP_OPS_KFD)
472 amdgpu_amdkfd_device_fini_sw(adev: xcp_mgr->adev);
473
474 return 0;
475}
476
477static int __aqua_vanjaram_post_partition_switch(struct amdgpu_xcp_mgr *xcp_mgr, u32 flags)
478{
479 int ret = 0;
480
481 if (flags & AMDGPU_XCP_OPS_KFD) {
482 amdgpu_amdkfd_device_probe(adev: xcp_mgr->adev);
483 amdgpu_amdkfd_device_init(adev: xcp_mgr->adev);
484 /* If KFD init failed, return failure */
485 if (!xcp_mgr->adev->kfd.init_complete)
486 ret = -EIO;
487 }
488
489 return ret;
490}
491
492static int aqua_vanjaram_switch_partition_mode(struct amdgpu_xcp_mgr *xcp_mgr,
493 int mode, int *num_xcps)
494{
495 int num_xcc_per_xcp, num_xcc, ret;
496 struct amdgpu_device *adev;
497 u32 flags = 0;
498
499 adev = xcp_mgr->adev;
500 num_xcc = NUM_XCC(adev->gfx.xcc_mask);
501
502 if (mode == AMDGPU_AUTO_COMPUTE_PARTITION_MODE) {
503 mode = __aqua_vanjaram_get_auto_mode(xcp_mgr);
504 } else if (!__aqua_vanjaram_is_valid_mode(xcp_mgr, mode)) {
505 dev_err(adev->dev,
506 "Invalid compute partition mode requested, requested: %s, available memory partitions: %d",
507 amdgpu_gfx_compute_mode_desc(mode), adev->gmc.num_mem_partitions);
508 return -EINVAL;
509 }
510
511 if (adev->kfd.init_complete && !amdgpu_in_reset(adev))
512 flags |= AMDGPU_XCP_OPS_KFD;
513
514 if (flags & AMDGPU_XCP_OPS_KFD) {
515 ret = amdgpu_amdkfd_check_and_lock_kfd(adev);
516 if (ret)
517 goto out;
518 }
519
520 ret = __aqua_vanjaram_pre_partition_switch(xcp_mgr, flags);
521 if (ret)
522 goto unlock;
523
524 num_xcc_per_xcp = __aqua_vanjaram_get_xcc_per_xcp(xcp_mgr, mode);
525 if (adev->gfx.funcs->switch_partition_mode)
526 adev->gfx.funcs->switch_partition_mode(xcp_mgr->adev,
527 num_xcc_per_xcp);
528
529 /* Init info about new xcps */
530 *num_xcps = num_xcc / num_xcc_per_xcp;
531 amdgpu_xcp_init(xcp_mgr, num_xcps: *num_xcps, mode);
532
533 ret = __aqua_vanjaram_post_partition_switch(xcp_mgr, flags);
534unlock:
535 if (flags & AMDGPU_XCP_OPS_KFD)
536 amdgpu_amdkfd_unlock_kfd(adev);
537out:
538 return ret;
539}
540
541static int __aqua_vanjaram_get_xcp_mem_id(struct amdgpu_device *adev,
542 int xcc_id, uint8_t *mem_id)
543{
544 /* memory/spatial modes validation check is already done */
545 *mem_id = xcc_id / adev->gfx.num_xcc_per_xcp;
546 *mem_id /= adev->xcp_mgr->num_xcp_per_mem_partition;
547
548 return 0;
549}
550
551static int aqua_vanjaram_get_xcp_mem_id(struct amdgpu_xcp_mgr *xcp_mgr,
552 struct amdgpu_xcp *xcp, uint8_t *mem_id)
553{
554 struct amdgpu_numa_info numa_info;
555 struct amdgpu_device *adev;
556 uint32_t xcc_mask;
557 int r, i, xcc_id;
558
559 adev = xcp_mgr->adev;
560 /* TODO: BIOS is not returning the right info now
561 * Check on this later
562 */
563 /*
564 if (adev->gmc.gmc_funcs->query_mem_partition_mode)
565 mode = adev->gmc.gmc_funcs->query_mem_partition_mode(adev);
566 */
567 if (adev->gmc.num_mem_partitions == 1) {
568 /* Only one range */
569 *mem_id = 0;
570 return 0;
571 }
572
573 r = amdgpu_xcp_get_inst_details(xcp, ip: AMDGPU_XCP_GFX, inst_mask: &xcc_mask);
574 if (r || !xcc_mask)
575 return -EINVAL;
576
577 xcc_id = ffs(xcc_mask) - 1;
578 if (!adev->gmc.is_app_apu)
579 return __aqua_vanjaram_get_xcp_mem_id(adev, xcc_id, mem_id);
580
581 r = amdgpu_acpi_get_mem_info(adev, xcc_id, numa_info: &numa_info);
582
583 if (r)
584 return r;
585
586 r = -EINVAL;
587 for (i = 0; i < adev->gmc.num_mem_partitions; ++i) {
588 if (adev->gmc.mem_partitions[i].numa.node == numa_info.nid) {
589 *mem_id = i;
590 r = 0;
591 break;
592 }
593 }
594
595 return r;
596}
597
598static int aqua_vanjaram_get_xcp_ip_details(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id,
599 enum AMDGPU_XCP_IP_BLOCK ip_id,
600 struct amdgpu_xcp_ip *ip)
601{
602 if (!ip)
603 return -EINVAL;
604
605 return __aqua_vanjaram_get_xcp_ip_info(xcp_mgr, xcp_id, ip_id, ip);
606}
607
608struct amdgpu_xcp_mgr_funcs aqua_vanjaram_xcp_funcs = {
609 .switch_partition_mode = &aqua_vanjaram_switch_partition_mode,
610 .query_partition_mode = &aqua_vanjaram_query_partition_mode,
611 .get_ip_details = &aqua_vanjaram_get_xcp_ip_details,
612 .get_xcp_mem_id = &aqua_vanjaram_get_xcp_mem_id,
613 .select_scheds = &aqua_vanjaram_select_scheds,
614 .update_partition_sched_list = &aqua_vanjaram_update_partition_sched_list
615};
616
617static int aqua_vanjaram_xcp_mgr_init(struct amdgpu_device *adev)
618{
619 int ret;
620
621 ret = amdgpu_xcp_mgr_init(adev, init_mode: AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE, init_xcps: 1,
622 xcp_funcs: &aqua_vanjaram_xcp_funcs);
623 if (ret)
624 return ret;
625
626 /* TODO: Default memory node affinity init */
627
628 return ret;
629}
630
631int aqua_vanjaram_init_soc_config(struct amdgpu_device *adev)
632{
633 u32 mask, inst_mask = adev->sdma.sdma_mask;
634 int ret, i;
635
636 /* generally 1 AID supports 4 instances */
637 adev->sdma.num_inst_per_aid = 4;
638 adev->sdma.num_instances = NUM_SDMA(adev->sdma.sdma_mask);
639
640 adev->aid_mask = i = 1;
641 inst_mask >>= adev->sdma.num_inst_per_aid;
642
643 for (mask = (1 << adev->sdma.num_inst_per_aid) - 1; inst_mask;
644 inst_mask >>= adev->sdma.num_inst_per_aid, ++i) {
645 if ((inst_mask & mask) == mask)
646 adev->aid_mask |= (1 << i);
647 }
648
649 /* Harvest config is not used for aqua vanjaram. VCN and JPEGs will be
650 * addressed based on logical instance ids.
651 */
652 adev->vcn.harvest_config = 0;
653 adev->vcn.num_inst_per_aid = 1;
654 adev->vcn.num_vcn_inst = hweight32(adev->vcn.inst_mask);
655 adev->jpeg.harvest_config = 0;
656 adev->jpeg.num_inst_per_aid = 1;
657 adev->jpeg.num_jpeg_inst = hweight32(adev->jpeg.inst_mask);
658
659 ret = aqua_vanjaram_xcp_mgr_init(adev);
660 if (ret)
661 return ret;
662
663 aqua_vanjaram_ip_map_init(adev);
664
665 return 0;
666}
667
668static void aqua_read_smn(struct amdgpu_device *adev,
669 struct amdgpu_smn_reg_data *regdata,
670 uint64_t smn_addr)
671{
672 regdata->addr = smn_addr;
673 regdata->value = RREG32_PCIE(smn_addr);
674}
675
676struct aqua_reg_list {
677 uint64_t start_addr;
678 uint32_t num_regs;
679 uint32_t incrx;
680};
681
682#define DW_ADDR_INCR 4
683
684static void aqua_read_smn_ext(struct amdgpu_device *adev,
685 struct amdgpu_smn_reg_data *regdata,
686 uint64_t smn_addr, int i)
687{
688 regdata->addr =
689 smn_addr + adev->asic_funcs->encode_ext_smn_addressing(i);
690 regdata->value = RREG32_PCIE_EXT(regdata->addr);
691}
692
693#define smnreg_0x1A340218 0x1A340218
694#define smnreg_0x1A3402E4 0x1A3402E4
695#define smnreg_0x1A340294 0x1A340294
696#define smreg_0x1A380088 0x1A380088
697
698#define NUM_PCIE_SMN_REGS 14
699
700static struct aqua_reg_list pcie_reg_addrs[] = {
701 { smnreg_0x1A340218, 1, 0 },
702 { smnreg_0x1A3402E4, 1, 0 },
703 { smnreg_0x1A340294, 6, DW_ADDR_INCR },
704 { smreg_0x1A380088, 6, DW_ADDR_INCR },
705};
706
707static ssize_t aqua_vanjaram_read_pcie_state(struct amdgpu_device *adev,
708 void *buf, size_t max_size)
709{
710 struct amdgpu_reg_state_pcie_v1_0 *pcie_reg_state;
711 uint32_t start_addr, incrx, num_regs, szbuf;
712 struct amdgpu_regs_pcie_v1_0 *pcie_regs;
713 struct amdgpu_smn_reg_data *reg_data;
714 struct pci_dev *us_pdev, *ds_pdev;
715 int aer_cap, r, n;
716
717 if (!buf || !max_size)
718 return -EINVAL;
719
720 pcie_reg_state = (struct amdgpu_reg_state_pcie_v1_0 *)buf;
721
722 szbuf = sizeof(*pcie_reg_state) +
723 amdgpu_reginst_size(num_inst: 1, inst_size: sizeof(*pcie_regs), NUM_PCIE_SMN_REGS);
724 /* Only one instance of pcie regs */
725 if (max_size < szbuf)
726 return -EOVERFLOW;
727
728 pcie_regs = (struct amdgpu_regs_pcie_v1_0 *)((uint8_t *)buf +
729 sizeof(*pcie_reg_state));
730 pcie_regs->inst_header.instance = 0;
731 pcie_regs->inst_header.state = AMDGPU_INST_S_OK;
732 pcie_regs->inst_header.num_smn_regs = NUM_PCIE_SMN_REGS;
733
734 reg_data = pcie_regs->smn_reg_values;
735
736 for (r = 0; r < ARRAY_SIZE(pcie_reg_addrs); r++) {
737 start_addr = pcie_reg_addrs[r].start_addr;
738 incrx = pcie_reg_addrs[r].incrx;
739 num_regs = pcie_reg_addrs[r].num_regs;
740 for (n = 0; n < num_regs; n++) {
741 aqua_read_smn(adev, regdata: reg_data, smn_addr: start_addr + n * incrx);
742 ++reg_data;
743 }
744 }
745
746 ds_pdev = pci_upstream_bridge(dev: adev->pdev);
747 us_pdev = pci_upstream_bridge(dev: ds_pdev);
748
749 pcie_capability_read_word(dev: us_pdev, PCI_EXP_DEVSTA,
750 val: &pcie_regs->device_status);
751 pcie_capability_read_word(dev: us_pdev, PCI_EXP_LNKSTA,
752 val: &pcie_regs->link_status);
753
754 aer_cap = pci_find_ext_capability(dev: us_pdev, PCI_EXT_CAP_ID_ERR);
755 if (aer_cap) {
756 pci_read_config_dword(dev: us_pdev, where: aer_cap + PCI_ERR_COR_STATUS,
757 val: &pcie_regs->pcie_corr_err_status);
758 pci_read_config_dword(dev: us_pdev, where: aer_cap + PCI_ERR_UNCOR_STATUS,
759 val: &pcie_regs->pcie_uncorr_err_status);
760 }
761
762 pci_read_config_dword(dev: us_pdev, PCI_PRIMARY_BUS,
763 val: &pcie_regs->sub_bus_number_latency);
764
765 pcie_reg_state->common_header.structure_size = szbuf;
766 pcie_reg_state->common_header.format_revision = 1;
767 pcie_reg_state->common_header.content_revision = 0;
768 pcie_reg_state->common_header.state_type = AMDGPU_REG_STATE_TYPE_PCIE;
769 pcie_reg_state->common_header.num_instances = 1;
770
771 return pcie_reg_state->common_header.structure_size;
772}
773
774#define smnreg_0x11A00050 0x11A00050
775#define smnreg_0x11A00180 0x11A00180
776#define smnreg_0x11A00070 0x11A00070
777#define smnreg_0x11A00200 0x11A00200
778#define smnreg_0x11A0020C 0x11A0020C
779#define smnreg_0x11A00210 0x11A00210
780#define smnreg_0x11A00108 0x11A00108
781
782#define XGMI_LINK_REG(smnreg, l) ((smnreg) | (l << 20))
783
784#define NUM_XGMI_SMN_REGS 25
785
786static struct aqua_reg_list xgmi_reg_addrs[] = {
787 { smnreg_0x11A00050, 1, 0 },
788 { smnreg_0x11A00180, 16, DW_ADDR_INCR },
789 { smnreg_0x11A00070, 4, DW_ADDR_INCR },
790 { smnreg_0x11A00200, 1, 0 },
791 { smnreg_0x11A0020C, 1, 0 },
792 { smnreg_0x11A00210, 1, 0 },
793 { smnreg_0x11A00108, 1, 0 },
794};
795
796static ssize_t aqua_vanjaram_read_xgmi_state(struct amdgpu_device *adev,
797 void *buf, size_t max_size)
798{
799 struct amdgpu_reg_state_xgmi_v1_0 *xgmi_reg_state;
800 uint32_t start_addr, incrx, num_regs, szbuf;
801 struct amdgpu_regs_xgmi_v1_0 *xgmi_regs;
802 struct amdgpu_smn_reg_data *reg_data;
803 const int max_xgmi_instances = 8;
804 int inst = 0, i, j, r, n;
805 const int xgmi_inst = 2;
806 void *p;
807
808 if (!buf || !max_size)
809 return -EINVAL;
810
811 xgmi_reg_state = (struct amdgpu_reg_state_xgmi_v1_0 *)buf;
812
813 szbuf = sizeof(*xgmi_reg_state) +
814 amdgpu_reginst_size(num_inst: max_xgmi_instances, inst_size: sizeof(*xgmi_regs),
815 NUM_XGMI_SMN_REGS);
816 /* Only one instance of pcie regs */
817 if (max_size < szbuf)
818 return -EOVERFLOW;
819
820 p = &xgmi_reg_state->xgmi_state_regs[0];
821 for_each_inst(i, adev->aid_mask) {
822 for (j = 0; j < xgmi_inst; ++j) {
823 xgmi_regs = (struct amdgpu_regs_xgmi_v1_0 *)p;
824 xgmi_regs->inst_header.instance = inst++;
825
826 xgmi_regs->inst_header.state = AMDGPU_INST_S_OK;
827 xgmi_regs->inst_header.num_smn_regs = NUM_XGMI_SMN_REGS;
828
829 reg_data = xgmi_regs->smn_reg_values;
830
831 for (r = 0; r < ARRAY_SIZE(xgmi_reg_addrs); r++) {
832 start_addr = xgmi_reg_addrs[r].start_addr;
833 incrx = xgmi_reg_addrs[r].incrx;
834 num_regs = xgmi_reg_addrs[r].num_regs;
835
836 for (n = 0; n < num_regs; n++) {
837 aqua_read_smn_ext(
838 adev, regdata: reg_data,
839 XGMI_LINK_REG(start_addr, j) +
840 n * incrx,
841 i);
842 ++reg_data;
843 }
844 }
845 p = reg_data;
846 }
847 }
848
849 xgmi_reg_state->common_header.structure_size = szbuf;
850 xgmi_reg_state->common_header.format_revision = 1;
851 xgmi_reg_state->common_header.content_revision = 0;
852 xgmi_reg_state->common_header.state_type = AMDGPU_REG_STATE_TYPE_XGMI;
853 xgmi_reg_state->common_header.num_instances = max_xgmi_instances;
854
855 return xgmi_reg_state->common_header.structure_size;
856}
857
858#define smnreg_0x11C00070 0x11C00070
859#define smnreg_0x11C00210 0x11C00210
860
861static struct aqua_reg_list wafl_reg_addrs[] = {
862 { smnreg_0x11C00070, 4, DW_ADDR_INCR },
863 { smnreg_0x11C00210, 1, 0 },
864};
865
866#define WAFL_LINK_REG(smnreg, l) ((smnreg) | (l << 20))
867
868#define NUM_WAFL_SMN_REGS 5
869
870static ssize_t aqua_vanjaram_read_wafl_state(struct amdgpu_device *adev,
871 void *buf, size_t max_size)
872{
873 struct amdgpu_reg_state_wafl_v1_0 *wafl_reg_state;
874 uint32_t start_addr, incrx, num_regs, szbuf;
875 struct amdgpu_regs_wafl_v1_0 *wafl_regs;
876 struct amdgpu_smn_reg_data *reg_data;
877 const int max_wafl_instances = 8;
878 int inst = 0, i, j, r, n;
879 const int wafl_inst = 2;
880 void *p;
881
882 if (!buf || !max_size)
883 return -EINVAL;
884
885 wafl_reg_state = (struct amdgpu_reg_state_wafl_v1_0 *)buf;
886
887 szbuf = sizeof(*wafl_reg_state) +
888 amdgpu_reginst_size(num_inst: max_wafl_instances, inst_size: sizeof(*wafl_regs),
889 NUM_WAFL_SMN_REGS);
890
891 if (max_size < szbuf)
892 return -EOVERFLOW;
893
894 p = &wafl_reg_state->wafl_state_regs[0];
895 for_each_inst(i, adev->aid_mask) {
896 for (j = 0; j < wafl_inst; ++j) {
897 wafl_regs = (struct amdgpu_regs_wafl_v1_0 *)p;
898 wafl_regs->inst_header.instance = inst++;
899
900 wafl_regs->inst_header.state = AMDGPU_INST_S_OK;
901 wafl_regs->inst_header.num_smn_regs = NUM_WAFL_SMN_REGS;
902
903 reg_data = wafl_regs->smn_reg_values;
904
905 for (r = 0; r < ARRAY_SIZE(wafl_reg_addrs); r++) {
906 start_addr = wafl_reg_addrs[r].start_addr;
907 incrx = wafl_reg_addrs[r].incrx;
908 num_regs = wafl_reg_addrs[r].num_regs;
909 for (n = 0; n < num_regs; n++) {
910 aqua_read_smn_ext(
911 adev, regdata: reg_data,
912 WAFL_LINK_REG(start_addr, j) +
913 n * incrx,
914 i);
915 ++reg_data;
916 }
917 }
918 p = reg_data;
919 }
920 }
921
922 wafl_reg_state->common_header.structure_size = szbuf;
923 wafl_reg_state->common_header.format_revision = 1;
924 wafl_reg_state->common_header.content_revision = 0;
925 wafl_reg_state->common_header.state_type = AMDGPU_REG_STATE_TYPE_WAFL;
926 wafl_reg_state->common_header.num_instances = max_wafl_instances;
927
928 return wafl_reg_state->common_header.structure_size;
929}
930
931#define smnreg_0x1B311060 0x1B311060
932#define smnreg_0x1B411060 0x1B411060
933#define smnreg_0x1B511060 0x1B511060
934#define smnreg_0x1B611060 0x1B611060
935
936#define smnreg_0x1C307120 0x1C307120
937#define smnreg_0x1C317120 0x1C317120
938
939#define smnreg_0x1C320830 0x1C320830
940#define smnreg_0x1C380830 0x1C380830
941#define smnreg_0x1C3D0830 0x1C3D0830
942#define smnreg_0x1C420830 0x1C420830
943
944#define smnreg_0x1C320100 0x1C320100
945#define smnreg_0x1C380100 0x1C380100
946#define smnreg_0x1C3D0100 0x1C3D0100
947#define smnreg_0x1C420100 0x1C420100
948
949#define smnreg_0x1B310500 0x1B310500
950#define smnreg_0x1C300400 0x1C300400
951
952#define USR_CAKE_INCR 0x11000
953#define USR_LINK_INCR 0x100000
954#define USR_CP_INCR 0x10000
955
956#define NUM_USR_SMN_REGS 20
957
958struct aqua_reg_list usr_reg_addrs[] = {
959 { smnreg_0x1B311060, 4, DW_ADDR_INCR },
960 { smnreg_0x1B411060, 4, DW_ADDR_INCR },
961 { smnreg_0x1B511060, 4, DW_ADDR_INCR },
962 { smnreg_0x1B611060, 4, DW_ADDR_INCR },
963 { smnreg_0x1C307120, 2, DW_ADDR_INCR },
964 { smnreg_0x1C317120, 2, DW_ADDR_INCR },
965};
966
967#define NUM_USR1_SMN_REGS 46
968struct aqua_reg_list usr1_reg_addrs[] = {
969 { smnreg_0x1C320830, 6, USR_CAKE_INCR },
970 { smnreg_0x1C380830, 5, USR_CAKE_INCR },
971 { smnreg_0x1C3D0830, 5, USR_CAKE_INCR },
972 { smnreg_0x1C420830, 4, USR_CAKE_INCR },
973 { smnreg_0x1C320100, 6, USR_CAKE_INCR },
974 { smnreg_0x1C380100, 5, USR_CAKE_INCR },
975 { smnreg_0x1C3D0100, 5, USR_CAKE_INCR },
976 { smnreg_0x1C420100, 4, USR_CAKE_INCR },
977 { smnreg_0x1B310500, 4, USR_LINK_INCR },
978 { smnreg_0x1C300400, 2, USR_CP_INCR },
979};
980
981static ssize_t aqua_vanjaram_read_usr_state(struct amdgpu_device *adev,
982 void *buf, size_t max_size,
983 int reg_state)
984{
985 uint32_t start_addr, incrx, num_regs, szbuf, num_smn;
986 struct amdgpu_reg_state_usr_v1_0 *usr_reg_state;
987 struct amdgpu_regs_usr_v1_0 *usr_regs;
988 struct amdgpu_smn_reg_data *reg_data;
989 const int max_usr_instances = 4;
990 struct aqua_reg_list *reg_addrs;
991 int inst = 0, i, n, r, arr_size;
992 void *p;
993
994 if (!buf || !max_size)
995 return -EINVAL;
996
997 switch (reg_state) {
998 case AMDGPU_REG_STATE_TYPE_USR:
999 arr_size = ARRAY_SIZE(usr_reg_addrs);
1000 reg_addrs = usr_reg_addrs;
1001 num_smn = NUM_USR_SMN_REGS;
1002 break;
1003 case AMDGPU_REG_STATE_TYPE_USR_1:
1004 arr_size = ARRAY_SIZE(usr1_reg_addrs);
1005 reg_addrs = usr1_reg_addrs;
1006 num_smn = NUM_USR1_SMN_REGS;
1007 break;
1008 default:
1009 return -EINVAL;
1010 }
1011
1012 usr_reg_state = (struct amdgpu_reg_state_usr_v1_0 *)buf;
1013
1014 szbuf = sizeof(*usr_reg_state) + amdgpu_reginst_size(num_inst: max_usr_instances,
1015 inst_size: sizeof(*usr_regs),
1016 num_regs: num_smn);
1017 if (max_size < szbuf)
1018 return -EOVERFLOW;
1019
1020 p = &usr_reg_state->usr_state_regs[0];
1021 for_each_inst(i, adev->aid_mask) {
1022 usr_regs = (struct amdgpu_regs_usr_v1_0 *)p;
1023 usr_regs->inst_header.instance = inst++;
1024 usr_regs->inst_header.state = AMDGPU_INST_S_OK;
1025 usr_regs->inst_header.num_smn_regs = num_smn;
1026 reg_data = usr_regs->smn_reg_values;
1027
1028 for (r = 0; r < arr_size; r++) {
1029 start_addr = reg_addrs[r].start_addr;
1030 incrx = reg_addrs[r].incrx;
1031 num_regs = reg_addrs[r].num_regs;
1032 for (n = 0; n < num_regs; n++) {
1033 aqua_read_smn_ext(adev, regdata: reg_data,
1034 smn_addr: start_addr + n * incrx, i);
1035 reg_data++;
1036 }
1037 }
1038 p = reg_data;
1039 }
1040
1041 usr_reg_state->common_header.structure_size = szbuf;
1042 usr_reg_state->common_header.format_revision = 1;
1043 usr_reg_state->common_header.content_revision = 0;
1044 usr_reg_state->common_header.state_type = AMDGPU_REG_STATE_TYPE_USR;
1045 usr_reg_state->common_header.num_instances = max_usr_instances;
1046
1047 return usr_reg_state->common_header.structure_size;
1048}
1049
1050ssize_t aqua_vanjaram_get_reg_state(struct amdgpu_device *adev,
1051 enum amdgpu_reg_state reg_state, void *buf,
1052 size_t max_size)
1053{
1054 ssize_t size;
1055
1056 switch (reg_state) {
1057 case AMDGPU_REG_STATE_TYPE_PCIE:
1058 size = aqua_vanjaram_read_pcie_state(adev, buf, max_size);
1059 break;
1060 case AMDGPU_REG_STATE_TYPE_XGMI:
1061 size = aqua_vanjaram_read_xgmi_state(adev, buf, max_size);
1062 break;
1063 case AMDGPU_REG_STATE_TYPE_WAFL:
1064 size = aqua_vanjaram_read_wafl_state(adev, buf, max_size);
1065 break;
1066 case AMDGPU_REG_STATE_TYPE_USR:
1067 size = aqua_vanjaram_read_usr_state(adev, buf, max_size,
1068 reg_state: AMDGPU_REG_STATE_TYPE_USR);
1069 break;
1070 case AMDGPU_REG_STATE_TYPE_USR_1:
1071 size = aqua_vanjaram_read_usr_state(
1072 adev, buf, max_size, reg_state: AMDGPU_REG_STATE_TYPE_USR_1);
1073 break;
1074 default:
1075 return -EINVAL;
1076 }
1077
1078 return size;
1079}
1080

source code of linux/drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c