1 // SPDX-License-Identifier: GPL-2.0 OR MIT
2 /*
3 * Copyright 2016-2022 Advanced Micro Devices, Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
22 *
23 */
24
25 #include "kfd_kernel_queue.h"
26 #include "kfd_device_queue_manager.h"
27 #include "kfd_pm4_headers_ai.h"
28 #include "kfd_pm4_headers_aldebaran.h"
29 #include "kfd_pm4_opcodes.h"
30 #include "gc/gc_10_1_0_sh_mask.h"
31
pm_map_process_v9(struct packet_manager * pm,uint32_t * buffer,struct qcm_process_device * qpd)32 static int pm_map_process_v9(struct packet_manager *pm,
33 uint32_t *buffer, struct qcm_process_device *qpd)
34 {
35 struct pm4_mes_map_process *packet;
36 uint64_t vm_page_table_base_addr = qpd->page_table_base;
37 struct kfd_node *kfd = pm->dqm->dev;
38 struct kfd_process_device *pdd =
39 container_of(qpd, struct kfd_process_device, qpd);
40
41 packet = (struct pm4_mes_map_process *)buffer;
42 memset(buffer, 0, sizeof(struct pm4_mes_map_process));
43 packet->header.u32All = pm_build_pm4_header(IT_MAP_PROCESS,
44 sizeof(struct pm4_mes_map_process));
45 packet->bitfields2.diq_enable = (qpd->is_debug) ? 1 : 0;
46 packet->bitfields2.process_quantum = 10;
47 packet->bitfields2.pasid = qpd->pqm->process->pasid;
48 packet->bitfields14.gds_size = qpd->gds_size & 0x3F;
49 packet->bitfields14.gds_size_hi = (qpd->gds_size >> 6) & 0xF;
50 packet->bitfields14.num_gws = (qpd->mapped_gws_queue) ? qpd->num_gws : 0;
51 packet->bitfields14.num_oac = qpd->num_oac;
52 packet->bitfields14.sdma_enable = 1;
53 packet->bitfields14.num_queues = (qpd->is_debug) ? 0 : qpd->queue_count;
54
55 if (kfd->dqm->trap_debug_vmid && pdd->process->debug_trap_enabled &&
56 pdd->process->runtime_info.runtime_state == DEBUG_RUNTIME_STATE_ENABLED) {
57 packet->bitfields2.debug_vmid = kfd->dqm->trap_debug_vmid;
58 packet->bitfields2.new_debug = 1;
59 }
60
61 packet->sh_mem_config = qpd->sh_mem_config;
62 packet->sh_mem_bases = qpd->sh_mem_bases;
63 if (qpd->tba_addr) {
64 packet->sq_shader_tba_lo = lower_32_bits(qpd->tba_addr >> 8);
65 /* On GFX9, unlike GFX10, bit TRAP_EN of SQ_SHADER_TBA_HI is
66 * not defined, so setting it won't do any harm.
67 */
68 packet->sq_shader_tba_hi = upper_32_bits(qpd->tba_addr >> 8)
69 | 1 << SQ_SHADER_TBA_HI__TRAP_EN__SHIFT;
70
71 packet->sq_shader_tma_lo = lower_32_bits(qpd->tma_addr >> 8);
72 packet->sq_shader_tma_hi = upper_32_bits(qpd->tma_addr >> 8);
73 }
74
75 packet->gds_addr_lo = lower_32_bits(qpd->gds_context_area);
76 packet->gds_addr_hi = upper_32_bits(qpd->gds_context_area);
77
78 packet->vm_context_page_table_base_addr_lo32 =
79 lower_32_bits(vm_page_table_base_addr);
80 packet->vm_context_page_table_base_addr_hi32 =
81 upper_32_bits(vm_page_table_base_addr);
82
83 return 0;
84 }
85
pm_map_process_aldebaran(struct packet_manager * pm,uint32_t * buffer,struct qcm_process_device * qpd)86 static int pm_map_process_aldebaran(struct packet_manager *pm,
87 uint32_t *buffer, struct qcm_process_device *qpd)
88 {
89 struct pm4_mes_map_process_aldebaran *packet;
90 uint64_t vm_page_table_base_addr = qpd->page_table_base;
91 struct kfd_dev *kfd = pm->dqm->dev->kfd;
92 struct kfd_process_device *pdd =
93 container_of(qpd, struct kfd_process_device, qpd);
94 int i;
95
96 packet = (struct pm4_mes_map_process_aldebaran *)buffer;
97 memset(buffer, 0, sizeof(struct pm4_mes_map_process_aldebaran));
98 packet->header.u32All = pm_build_pm4_header(IT_MAP_PROCESS,
99 sizeof(struct pm4_mes_map_process_aldebaran));
100 packet->bitfields2.diq_enable = (qpd->is_debug) ? 1 : 0;
101 packet->bitfields2.process_quantum = 10;
102 packet->bitfields2.pasid = qpd->pqm->process->pasid;
103 packet->bitfields14.gds_size = qpd->gds_size & 0x3F;
104 packet->bitfields14.gds_size_hi = (qpd->gds_size >> 6) & 0xF;
105 packet->bitfields14.num_gws = (qpd->mapped_gws_queue) ? qpd->num_gws : 0;
106 packet->bitfields14.num_oac = qpd->num_oac;
107 packet->bitfields14.sdma_enable = 1;
108 packet->bitfields14.num_queues = (qpd->is_debug) ? 0 : qpd->queue_count;
109 packet->spi_gdbg_per_vmid_cntl = pdd->spi_dbg_override |
110 pdd->spi_dbg_launch_mode;
111
112 if (pdd->process->debug_trap_enabled) {
113 for (i = 0; i < kfd->device_info.num_of_watch_points; i++)
114 packet->tcp_watch_cntl[i] = pdd->watch_points[i];
115
116 packet->bitfields2.single_memops =
117 !!(pdd->process->dbg_flags & KFD_DBG_TRAP_FLAG_SINGLE_MEM_OP);
118 }
119
120 packet->sh_mem_config = qpd->sh_mem_config;
121 packet->sh_mem_bases = qpd->sh_mem_bases;
122 if (qpd->tba_addr) {
123 packet->sq_shader_tba_lo = lower_32_bits(qpd->tba_addr >> 8);
124 packet->sq_shader_tba_hi = upper_32_bits(qpd->tba_addr >> 8);
125 packet->sq_shader_tma_lo = lower_32_bits(qpd->tma_addr >> 8);
126 packet->sq_shader_tma_hi = upper_32_bits(qpd->tma_addr >> 8);
127 }
128
129 packet->gds_addr_lo = lower_32_bits(qpd->gds_context_area);
130 packet->gds_addr_hi = upper_32_bits(qpd->gds_context_area);
131
132 packet->vm_context_page_table_base_addr_lo32 =
133 lower_32_bits(vm_page_table_base_addr);
134 packet->vm_context_page_table_base_addr_hi32 =
135 upper_32_bits(vm_page_table_base_addr);
136
137 return 0;
138 }
139
pm_runlist_v9(struct packet_manager * pm,uint32_t * buffer,uint64_t ib,size_t ib_size_in_dwords,bool chain)140 static int pm_runlist_v9(struct packet_manager *pm, uint32_t *buffer,
141 uint64_t ib, size_t ib_size_in_dwords, bool chain)
142 {
143 struct pm4_mes_runlist *packet;
144
145 int concurrent_proc_cnt = 0;
146 struct kfd_node *kfd = pm->dqm->dev;
147
148 /* Determine the number of processes to map together to HW:
149 * it can not exceed the number of VMIDs available to the
150 * scheduler, and it is determined by the smaller of the number
151 * of processes in the runlist and kfd module parameter
152 * hws_max_conc_proc.
153 * Note: the arbitration between the number of VMIDs and
154 * hws_max_conc_proc has been done in
155 * kgd2kfd_device_init().
156 */
157 concurrent_proc_cnt = min(pm->dqm->processes_count,
158 kfd->max_proc_per_quantum);
159
160 packet = (struct pm4_mes_runlist *)buffer;
161
162 memset(buffer, 0, sizeof(struct pm4_mes_runlist));
163 packet->header.u32All = pm_build_pm4_header(IT_RUN_LIST,
164 sizeof(struct pm4_mes_runlist));
165
166 packet->bitfields4.ib_size = ib_size_in_dwords;
167 packet->bitfields4.chain = chain ? 1 : 0;
168 packet->bitfields4.offload_polling = 0;
169 packet->bitfields4.chained_runlist_idle_disable = chain ? 1 : 0;
170 packet->bitfields4.valid = 1;
171 packet->bitfields4.process_cnt = concurrent_proc_cnt;
172 packet->ordinal2 = lower_32_bits(ib);
173 packet->ib_base_hi = upper_32_bits(ib);
174
175 return 0;
176 }
177
pm_set_resources_v9(struct packet_manager * pm,uint32_t * buffer,struct scheduling_resources * res)178 static int pm_set_resources_v9(struct packet_manager *pm, uint32_t *buffer,
179 struct scheduling_resources *res)
180 {
181 struct pm4_mes_set_resources *packet;
182
183 packet = (struct pm4_mes_set_resources *)buffer;
184 memset(buffer, 0, sizeof(struct pm4_mes_set_resources));
185
186 packet->header.u32All = pm_build_pm4_header(IT_SET_RESOURCES,
187 sizeof(struct pm4_mes_set_resources));
188
189 packet->bitfields2.queue_type =
190 queue_type__mes_set_resources__hsa_interface_queue_hiq;
191 packet->bitfields2.vmid_mask = res->vmid_mask;
192 packet->bitfields2.unmap_latency = KFD_UNMAP_LATENCY_MS / 100;
193 packet->bitfields7.oac_mask = res->oac_mask;
194 packet->bitfields8.gds_heap_base = res->gds_heap_base;
195 packet->bitfields8.gds_heap_size = res->gds_heap_size;
196
197 packet->gws_mask_lo = lower_32_bits(res->gws_mask);
198 packet->gws_mask_hi = upper_32_bits(res->gws_mask);
199
200 packet->queue_mask_lo = lower_32_bits(res->queue_mask);
201 packet->queue_mask_hi = upper_32_bits(res->queue_mask);
202
203 return 0;
204 }
205
pm_use_ext_eng(struct kfd_dev * dev)206 static inline bool pm_use_ext_eng(struct kfd_dev *dev)
207 {
208 return dev->adev->ip_versions[SDMA0_HWIP][0] >= IP_VERSION(5, 2, 0);
209 }
210
pm_map_queues_v9(struct packet_manager * pm,uint32_t * buffer,struct queue * q,bool is_static)211 static int pm_map_queues_v9(struct packet_manager *pm, uint32_t *buffer,
212 struct queue *q, bool is_static)
213 {
214 struct pm4_mes_map_queues *packet;
215 bool use_static = is_static;
216
217 packet = (struct pm4_mes_map_queues *)buffer;
218 memset(buffer, 0, sizeof(struct pm4_mes_map_queues));
219
220 packet->header.u32All = pm_build_pm4_header(IT_MAP_QUEUES,
221 sizeof(struct pm4_mes_map_queues));
222 packet->bitfields2.num_queues = 1;
223 packet->bitfields2.queue_sel =
224 queue_sel__mes_map_queues__map_to_hws_determined_queue_slots_vi;
225
226 packet->bitfields2.engine_sel =
227 engine_sel__mes_map_queues__compute_vi;
228 packet->bitfields2.gws_control_queue = q->gws ? 1 : 0;
229 packet->bitfields2.extended_engine_sel =
230 extended_engine_sel__mes_map_queues__legacy_engine_sel;
231 packet->bitfields2.queue_type =
232 queue_type__mes_map_queues__normal_compute_vi;
233
234 switch (q->properties.type) {
235 case KFD_QUEUE_TYPE_COMPUTE:
236 if (use_static)
237 packet->bitfields2.queue_type =
238 queue_type__mes_map_queues__normal_latency_static_queue_vi;
239 break;
240 case KFD_QUEUE_TYPE_DIQ:
241 packet->bitfields2.queue_type =
242 queue_type__mes_map_queues__debug_interface_queue_vi;
243 break;
244 case KFD_QUEUE_TYPE_SDMA:
245 case KFD_QUEUE_TYPE_SDMA_XGMI:
246 use_static = false; /* no static queues under SDMA */
247 if (q->properties.sdma_engine_id < 2 &&
248 !pm_use_ext_eng(q->device->kfd))
249 packet->bitfields2.engine_sel = q->properties.sdma_engine_id +
250 engine_sel__mes_map_queues__sdma0_vi;
251 else {
252 /*
253 * For GFX9.4.3, SDMA engine id can be greater than 8.
254 * For such cases, set extended_engine_sel to 2 and
255 * ensure engine_sel lies between 0-7.
256 */
257 if (q->properties.sdma_engine_id >= 8)
258 packet->bitfields2.extended_engine_sel =
259 extended_engine_sel__mes_map_queues__sdma8_to_15_sel;
260 else
261 packet->bitfields2.extended_engine_sel =
262 extended_engine_sel__mes_map_queues__sdma0_to_7_sel;
263
264 packet->bitfields2.engine_sel = q->properties.sdma_engine_id % 8;
265 }
266 break;
267 default:
268 WARN(1, "queue type %d", q->properties.type);
269 return -EINVAL;
270 }
271 packet->bitfields3.doorbell_offset =
272 q->properties.doorbell_off;
273
274 packet->mqd_addr_lo =
275 lower_32_bits(q->gart_mqd_addr);
276
277 packet->mqd_addr_hi =
278 upper_32_bits(q->gart_mqd_addr);
279
280 packet->wptr_addr_lo =
281 lower_32_bits((uint64_t)q->properties.write_ptr);
282
283 packet->wptr_addr_hi =
284 upper_32_bits((uint64_t)q->properties.write_ptr);
285
286 return 0;
287 }
288
pm_set_grace_period_v9(struct packet_manager * pm,uint32_t * buffer,uint32_t grace_period)289 static int pm_set_grace_period_v9(struct packet_manager *pm,
290 uint32_t *buffer,
291 uint32_t grace_period)
292 {
293 struct pm4_mec_write_data_mmio *packet;
294 uint32_t reg_offset = 0;
295 uint32_t reg_data = 0;
296
297 pm->dqm->dev->kfd2kgd->build_grace_period_packet_info(
298 pm->dqm->dev->adev,
299 pm->dqm->wait_times,
300 grace_period,
301 ®_offset,
302 ®_data);
303
304 if (grace_period == USE_DEFAULT_GRACE_PERIOD)
305 reg_data = pm->dqm->wait_times;
306
307 packet = (struct pm4_mec_write_data_mmio *)buffer;
308 memset(buffer, 0, sizeof(struct pm4_mec_write_data_mmio));
309
310 packet->header.u32All = pm_build_pm4_header(IT_WRITE_DATA,
311 sizeof(struct pm4_mec_write_data_mmio));
312
313 packet->bitfields2.dst_sel = dst_sel___write_data__mem_mapped_register;
314 packet->bitfields2.addr_incr =
315 addr_incr___write_data__do_not_increment_address;
316
317 packet->bitfields3.dst_mmreg_addr = reg_offset;
318
319 packet->data = reg_data;
320
321 return 0;
322 }
323
pm_unmap_queues_v9(struct packet_manager * pm,uint32_t * buffer,enum kfd_unmap_queues_filter filter,uint32_t filter_param,bool reset)324 static int pm_unmap_queues_v9(struct packet_manager *pm, uint32_t *buffer,
325 enum kfd_unmap_queues_filter filter,
326 uint32_t filter_param, bool reset)
327 {
328 struct pm4_mes_unmap_queues *packet;
329
330 packet = (struct pm4_mes_unmap_queues *)buffer;
331 memset(buffer, 0, sizeof(struct pm4_mes_unmap_queues));
332
333 packet->header.u32All = pm_build_pm4_header(IT_UNMAP_QUEUES,
334 sizeof(struct pm4_mes_unmap_queues));
335
336 packet->bitfields2.extended_engine_sel =
337 pm_use_ext_eng(pm->dqm->dev->kfd) ?
338 extended_engine_sel__mes_unmap_queues__sdma0_to_7_sel :
339 extended_engine_sel__mes_unmap_queues__legacy_engine_sel;
340
341 packet->bitfields2.engine_sel =
342 engine_sel__mes_unmap_queues__compute;
343
344 if (reset)
345 packet->bitfields2.action =
346 action__mes_unmap_queues__reset_queues;
347 else
348 packet->bitfields2.action =
349 action__mes_unmap_queues__preempt_queues;
350
351 switch (filter) {
352 case KFD_UNMAP_QUEUES_FILTER_BY_PASID:
353 packet->bitfields2.queue_sel =
354 queue_sel__mes_unmap_queues__perform_request_on_pasid_queues;
355 packet->bitfields3a.pasid = filter_param;
356 break;
357 case KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES:
358 packet->bitfields2.queue_sel =
359 queue_sel__mes_unmap_queues__unmap_all_queues;
360 break;
361 case KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES:
362 /* in this case, we do not preempt static queues */
363 packet->bitfields2.queue_sel =
364 queue_sel__mes_unmap_queues__unmap_all_non_static_queues;
365 break;
366 default:
367 WARN(1, "filter %d", filter);
368 return -EINVAL;
369 }
370
371 return 0;
372
373 }
374
pm_query_status_v9(struct packet_manager * pm,uint32_t * buffer,uint64_t fence_address,uint64_t fence_value)375 static int pm_query_status_v9(struct packet_manager *pm, uint32_t *buffer,
376 uint64_t fence_address, uint64_t fence_value)
377 {
378 struct pm4_mes_query_status *packet;
379
380 packet = (struct pm4_mes_query_status *)buffer;
381 memset(buffer, 0, sizeof(struct pm4_mes_query_status));
382
383
384 packet->header.u32All = pm_build_pm4_header(IT_QUERY_STATUS,
385 sizeof(struct pm4_mes_query_status));
386
387 packet->bitfields2.context_id = 0;
388 packet->bitfields2.interrupt_sel =
389 interrupt_sel__mes_query_status__completion_status;
390 packet->bitfields2.command =
391 command__mes_query_status__fence_only_after_write_ack;
392
393 packet->addr_hi = upper_32_bits((uint64_t)fence_address);
394 packet->addr_lo = lower_32_bits((uint64_t)fence_address);
395 packet->data_hi = upper_32_bits((uint64_t)fence_value);
396 packet->data_lo = lower_32_bits((uint64_t)fence_value);
397
398 return 0;
399 }
400
401 const struct packet_manager_funcs kfd_v9_pm_funcs = {
402 .map_process = pm_map_process_v9,
403 .runlist = pm_runlist_v9,
404 .set_resources = pm_set_resources_v9,
405 .map_queues = pm_map_queues_v9,
406 .unmap_queues = pm_unmap_queues_v9,
407 .set_grace_period = pm_set_grace_period_v9,
408 .query_status = pm_query_status_v9,
409 .release_mem = NULL,
410 .map_process_size = sizeof(struct pm4_mes_map_process),
411 .runlist_size = sizeof(struct pm4_mes_runlist),
412 .set_resources_size = sizeof(struct pm4_mes_set_resources),
413 .map_queues_size = sizeof(struct pm4_mes_map_queues),
414 .unmap_queues_size = sizeof(struct pm4_mes_unmap_queues),
415 .set_grace_period_size = sizeof(struct pm4_mec_write_data_mmio),
416 .query_status_size = sizeof(struct pm4_mes_query_status),
417 .release_mem_size = 0,
418 };
419
420 const struct packet_manager_funcs kfd_aldebaran_pm_funcs = {
421 .map_process = pm_map_process_aldebaran,
422 .runlist = pm_runlist_v9,
423 .set_resources = pm_set_resources_v9,
424 .map_queues = pm_map_queues_v9,
425 .unmap_queues = pm_unmap_queues_v9,
426 .set_grace_period = pm_set_grace_period_v9,
427 .query_status = pm_query_status_v9,
428 .release_mem = NULL,
429 .map_process_size = sizeof(struct pm4_mes_map_process_aldebaran),
430 .runlist_size = sizeof(struct pm4_mes_runlist),
431 .set_resources_size = sizeof(struct pm4_mes_set_resources),
432 .map_queues_size = sizeof(struct pm4_mes_map_queues),
433 .unmap_queues_size = sizeof(struct pm4_mes_unmap_queues),
434 .set_grace_period_size = sizeof(struct pm4_mec_write_data_mmio),
435 .query_status_size = sizeof(struct pm4_mes_query_status),
436 .release_mem_size = 0,
437 };
438