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
38 packet = (struct pm4_mes_map_process *)buffer;
39 memset(buffer, 0, sizeof(struct pm4_mes_map_process));
40 packet->header.u32All = pm_build_pm4_header(IT_MAP_PROCESS,
41 sizeof(struct pm4_mes_map_process));
42 packet->bitfields2.diq_enable = (qpd->is_debug) ? 1 : 0;
43 packet->bitfields2.process_quantum = 10;
44 packet->bitfields2.pasid = qpd->pqm->process->pasid;
45 packet->bitfields14.gds_size = qpd->gds_size & 0x3F;
46 packet->bitfields14.gds_size_hi = (qpd->gds_size >> 6) & 0xF;
47 packet->bitfields14.num_gws = (qpd->mapped_gws_queue) ? qpd->num_gws : 0;
48 packet->bitfields14.num_oac = qpd->num_oac;
49 packet->bitfields14.sdma_enable = 1;
50 packet->bitfields14.num_queues = (qpd->is_debug) ? 0 : qpd->queue_count;
51
52 packet->sh_mem_config = qpd->sh_mem_config;
53 packet->sh_mem_bases = qpd->sh_mem_bases;
54 if (qpd->tba_addr) {
55 packet->sq_shader_tba_lo = lower_32_bits(qpd->tba_addr >> 8);
56 /* On GFX9, unlike GFX10, bit TRAP_EN of SQ_SHADER_TBA_HI is
57 * not defined, so setting it won't do any harm.
58 */
59 packet->sq_shader_tba_hi = upper_32_bits(qpd->tba_addr >> 8)
60 | 1 << SQ_SHADER_TBA_HI__TRAP_EN__SHIFT;
61
62 packet->sq_shader_tma_lo = lower_32_bits(qpd->tma_addr >> 8);
63 packet->sq_shader_tma_hi = upper_32_bits(qpd->tma_addr >> 8);
64 }
65
66 packet->gds_addr_lo = lower_32_bits(qpd->gds_context_area);
67 packet->gds_addr_hi = upper_32_bits(qpd->gds_context_area);
68
69 packet->vm_context_page_table_base_addr_lo32 =
70 lower_32_bits(vm_page_table_base_addr);
71 packet->vm_context_page_table_base_addr_hi32 =
72 upper_32_bits(vm_page_table_base_addr);
73
74 return 0;
75 }
76
pm_map_process_aldebaran(struct packet_manager * pm,uint32_t * buffer,struct qcm_process_device * qpd)77 static int pm_map_process_aldebaran(struct packet_manager *pm,
78 uint32_t *buffer, struct qcm_process_device *qpd)
79 {
80 struct pm4_mes_map_process_aldebaran *packet;
81 uint64_t vm_page_table_base_addr = qpd->page_table_base;
82
83 packet = (struct pm4_mes_map_process_aldebaran *)buffer;
84 memset(buffer, 0, sizeof(struct pm4_mes_map_process_aldebaran));
85 packet->header.u32All = pm_build_pm4_header(IT_MAP_PROCESS,
86 sizeof(struct pm4_mes_map_process_aldebaran));
87 packet->bitfields2.diq_enable = (qpd->is_debug) ? 1 : 0;
88 packet->bitfields2.process_quantum = 10;
89 packet->bitfields2.pasid = qpd->pqm->process->pasid;
90 packet->bitfields14.gds_size = qpd->gds_size & 0x3F;
91 packet->bitfields14.gds_size_hi = (qpd->gds_size >> 6) & 0xF;
92 packet->bitfields14.num_gws = (qpd->mapped_gws_queue) ? qpd->num_gws : 0;
93 packet->bitfields14.num_oac = qpd->num_oac;
94 packet->bitfields14.sdma_enable = 1;
95 packet->bitfields14.num_queues = (qpd->is_debug) ? 0 : qpd->queue_count;
96
97 packet->sh_mem_config = qpd->sh_mem_config;
98 packet->sh_mem_bases = qpd->sh_mem_bases;
99 if (qpd->tba_addr) {
100 packet->sq_shader_tba_lo = lower_32_bits(qpd->tba_addr >> 8);
101 packet->sq_shader_tma_lo = lower_32_bits(qpd->tma_addr >> 8);
102 packet->sq_shader_tma_hi = upper_32_bits(qpd->tma_addr >> 8);
103 }
104
105 packet->gds_addr_lo = lower_32_bits(qpd->gds_context_area);
106 packet->gds_addr_hi = upper_32_bits(qpd->gds_context_area);
107
108 packet->vm_context_page_table_base_addr_lo32 =
109 lower_32_bits(vm_page_table_base_addr);
110 packet->vm_context_page_table_base_addr_hi32 =
111 upper_32_bits(vm_page_table_base_addr);
112
113 return 0;
114 }
115
pm_runlist_v9(struct packet_manager * pm,uint32_t * buffer,uint64_t ib,size_t ib_size_in_dwords,bool chain)116 static int pm_runlist_v9(struct packet_manager *pm, uint32_t *buffer,
117 uint64_t ib, size_t ib_size_in_dwords, bool chain)
118 {
119 struct pm4_mes_runlist *packet;
120
121 int concurrent_proc_cnt = 0;
122 struct kfd_dev *kfd = pm->dqm->dev;
123
124 /* Determine the number of processes to map together to HW:
125 * it can not exceed the number of VMIDs available to the
126 * scheduler, and it is determined by the smaller of the number
127 * of processes in the runlist and kfd module parameter
128 * hws_max_conc_proc.
129 * Note: the arbitration between the number of VMIDs and
130 * hws_max_conc_proc has been done in
131 * kgd2kfd_device_init().
132 */
133 concurrent_proc_cnt = min(pm->dqm->processes_count,
134 kfd->max_proc_per_quantum);
135
136 packet = (struct pm4_mes_runlist *)buffer;
137
138 memset(buffer, 0, sizeof(struct pm4_mes_runlist));
139 packet->header.u32All = pm_build_pm4_header(IT_RUN_LIST,
140 sizeof(struct pm4_mes_runlist));
141
142 packet->bitfields4.ib_size = ib_size_in_dwords;
143 packet->bitfields4.chain = chain ? 1 : 0;
144 packet->bitfields4.offload_polling = 0;
145 packet->bitfields4.chained_runlist_idle_disable = chain ? 1 : 0;
146 packet->bitfields4.valid = 1;
147 packet->bitfields4.process_cnt = concurrent_proc_cnt;
148 packet->ordinal2 = lower_32_bits(ib);
149 packet->ib_base_hi = upper_32_bits(ib);
150
151 return 0;
152 }
153
pm_set_resources_v9(struct packet_manager * pm,uint32_t * buffer,struct scheduling_resources * res)154 static int pm_set_resources_v9(struct packet_manager *pm, uint32_t *buffer,
155 struct scheduling_resources *res)
156 {
157 struct pm4_mes_set_resources *packet;
158
159 packet = (struct pm4_mes_set_resources *)buffer;
160 memset(buffer, 0, sizeof(struct pm4_mes_set_resources));
161
162 packet->header.u32All = pm_build_pm4_header(IT_SET_RESOURCES,
163 sizeof(struct pm4_mes_set_resources));
164
165 packet->bitfields2.queue_type =
166 queue_type__mes_set_resources__hsa_interface_queue_hiq;
167 packet->bitfields2.vmid_mask = res->vmid_mask;
168 packet->bitfields2.unmap_latency = KFD_UNMAP_LATENCY_MS / 100;
169 packet->bitfields7.oac_mask = res->oac_mask;
170 packet->bitfields8.gds_heap_base = res->gds_heap_base;
171 packet->bitfields8.gds_heap_size = res->gds_heap_size;
172
173 packet->gws_mask_lo = lower_32_bits(res->gws_mask);
174 packet->gws_mask_hi = upper_32_bits(res->gws_mask);
175
176 packet->queue_mask_lo = lower_32_bits(res->queue_mask);
177 packet->queue_mask_hi = upper_32_bits(res->queue_mask);
178
179 return 0;
180 }
181
pm_use_ext_eng(struct kfd_dev * dev)182 static inline bool pm_use_ext_eng(struct kfd_dev *dev)
183 {
184 return dev->adev->ip_versions[SDMA0_HWIP][0] >= IP_VERSION(5, 2, 0);
185 }
186
pm_map_queues_v9(struct packet_manager * pm,uint32_t * buffer,struct queue * q,bool is_static)187 static int pm_map_queues_v9(struct packet_manager *pm, uint32_t *buffer,
188 struct queue *q, bool is_static)
189 {
190 struct pm4_mes_map_queues *packet;
191 bool use_static = is_static;
192
193 packet = (struct pm4_mes_map_queues *)buffer;
194 memset(buffer, 0, sizeof(struct pm4_mes_map_queues));
195
196 packet->header.u32All = pm_build_pm4_header(IT_MAP_QUEUES,
197 sizeof(struct pm4_mes_map_queues));
198 packet->bitfields2.num_queues = 1;
199 packet->bitfields2.queue_sel =
200 queue_sel__mes_map_queues__map_to_hws_determined_queue_slots_vi;
201
202 packet->bitfields2.engine_sel =
203 engine_sel__mes_map_queues__compute_vi;
204 packet->bitfields2.gws_control_queue = q->gws ? 1 : 0;
205 packet->bitfields2.extended_engine_sel =
206 extended_engine_sel__mes_map_queues__legacy_engine_sel;
207 packet->bitfields2.queue_type =
208 queue_type__mes_map_queues__normal_compute_vi;
209
210 switch (q->properties.type) {
211 case KFD_QUEUE_TYPE_COMPUTE:
212 if (use_static)
213 packet->bitfields2.queue_type =
214 queue_type__mes_map_queues__normal_latency_static_queue_vi;
215 break;
216 case KFD_QUEUE_TYPE_DIQ:
217 packet->bitfields2.queue_type =
218 queue_type__mes_map_queues__debug_interface_queue_vi;
219 break;
220 case KFD_QUEUE_TYPE_SDMA:
221 case KFD_QUEUE_TYPE_SDMA_XGMI:
222 use_static = false; /* no static queues under SDMA */
223 if (q->properties.sdma_engine_id < 2 && !pm_use_ext_eng(q->device))
224 packet->bitfields2.engine_sel = q->properties.sdma_engine_id +
225 engine_sel__mes_map_queues__sdma0_vi;
226 else {
227 packet->bitfields2.extended_engine_sel =
228 extended_engine_sel__mes_map_queues__sdma0_to_7_sel;
229 packet->bitfields2.engine_sel = q->properties.sdma_engine_id;
230 }
231 break;
232 default:
233 WARN(1, "queue type %d", q->properties.type);
234 return -EINVAL;
235 }
236 packet->bitfields3.doorbell_offset =
237 q->properties.doorbell_off;
238
239 packet->mqd_addr_lo =
240 lower_32_bits(q->gart_mqd_addr);
241
242 packet->mqd_addr_hi =
243 upper_32_bits(q->gart_mqd_addr);
244
245 packet->wptr_addr_lo =
246 lower_32_bits((uint64_t)q->properties.write_ptr);
247
248 packet->wptr_addr_hi =
249 upper_32_bits((uint64_t)q->properties.write_ptr);
250
251 return 0;
252 }
253
pm_unmap_queues_v9(struct packet_manager * pm,uint32_t * buffer,enum kfd_unmap_queues_filter filter,uint32_t filter_param,bool reset)254 static int pm_unmap_queues_v9(struct packet_manager *pm, uint32_t *buffer,
255 enum kfd_unmap_queues_filter filter,
256 uint32_t filter_param, bool reset)
257 {
258 struct pm4_mes_unmap_queues *packet;
259
260 packet = (struct pm4_mes_unmap_queues *)buffer;
261 memset(buffer, 0, sizeof(struct pm4_mes_unmap_queues));
262
263 packet->header.u32All = pm_build_pm4_header(IT_UNMAP_QUEUES,
264 sizeof(struct pm4_mes_unmap_queues));
265
266 packet->bitfields2.extended_engine_sel = pm_use_ext_eng(pm->dqm->dev) ?
267 extended_engine_sel__mes_unmap_queues__sdma0_to_7_sel :
268 extended_engine_sel__mes_unmap_queues__legacy_engine_sel;
269
270 packet->bitfields2.engine_sel =
271 engine_sel__mes_unmap_queues__compute;
272
273 if (reset)
274 packet->bitfields2.action =
275 action__mes_unmap_queues__reset_queues;
276 else
277 packet->bitfields2.action =
278 action__mes_unmap_queues__preempt_queues;
279
280 switch (filter) {
281 case KFD_UNMAP_QUEUES_FILTER_BY_PASID:
282 packet->bitfields2.queue_sel =
283 queue_sel__mes_unmap_queues__perform_request_on_pasid_queues;
284 packet->bitfields3a.pasid = filter_param;
285 break;
286 case KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES:
287 packet->bitfields2.queue_sel =
288 queue_sel__mes_unmap_queues__unmap_all_queues;
289 break;
290 case KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES:
291 /* in this case, we do not preempt static queues */
292 packet->bitfields2.queue_sel =
293 queue_sel__mes_unmap_queues__unmap_all_non_static_queues;
294 break;
295 default:
296 WARN(1, "filter %d", filter);
297 return -EINVAL;
298 }
299
300 return 0;
301
302 }
303
pm_query_status_v9(struct packet_manager * pm,uint32_t * buffer,uint64_t fence_address,uint64_t fence_value)304 static int pm_query_status_v9(struct packet_manager *pm, uint32_t *buffer,
305 uint64_t fence_address, uint64_t fence_value)
306 {
307 struct pm4_mes_query_status *packet;
308
309 packet = (struct pm4_mes_query_status *)buffer;
310 memset(buffer, 0, sizeof(struct pm4_mes_query_status));
311
312
313 packet->header.u32All = pm_build_pm4_header(IT_QUERY_STATUS,
314 sizeof(struct pm4_mes_query_status));
315
316 packet->bitfields2.context_id = 0;
317 packet->bitfields2.interrupt_sel =
318 interrupt_sel__mes_query_status__completion_status;
319 packet->bitfields2.command =
320 command__mes_query_status__fence_only_after_write_ack;
321
322 packet->addr_hi = upper_32_bits((uint64_t)fence_address);
323 packet->addr_lo = lower_32_bits((uint64_t)fence_address);
324 packet->data_hi = upper_32_bits((uint64_t)fence_value);
325 packet->data_lo = lower_32_bits((uint64_t)fence_value);
326
327 return 0;
328 }
329
330 const struct packet_manager_funcs kfd_v9_pm_funcs = {
331 .map_process = pm_map_process_v9,
332 .runlist = pm_runlist_v9,
333 .set_resources = pm_set_resources_v9,
334 .map_queues = pm_map_queues_v9,
335 .unmap_queues = pm_unmap_queues_v9,
336 .query_status = pm_query_status_v9,
337 .release_mem = NULL,
338 .map_process_size = sizeof(struct pm4_mes_map_process),
339 .runlist_size = sizeof(struct pm4_mes_runlist),
340 .set_resources_size = sizeof(struct pm4_mes_set_resources),
341 .map_queues_size = sizeof(struct pm4_mes_map_queues),
342 .unmap_queues_size = sizeof(struct pm4_mes_unmap_queues),
343 .query_status_size = sizeof(struct pm4_mes_query_status),
344 .release_mem_size = 0,
345 };
346
347 const struct packet_manager_funcs kfd_aldebaran_pm_funcs = {
348 .map_process = pm_map_process_aldebaran,
349 .runlist = pm_runlist_v9,
350 .set_resources = pm_set_resources_v9,
351 .map_queues = pm_map_queues_v9,
352 .unmap_queues = pm_unmap_queues_v9,
353 .query_status = pm_query_status_v9,
354 .release_mem = NULL,
355 .map_process_size = sizeof(struct pm4_mes_map_process_aldebaran),
356 .runlist_size = sizeof(struct pm4_mes_runlist),
357 .set_resources_size = sizeof(struct pm4_mes_set_resources),
358 .map_queues_size = sizeof(struct pm4_mes_map_queues),
359 .unmap_queues_size = sizeof(struct pm4_mes_unmap_queues),
360 .query_status_size = sizeof(struct pm4_mes_query_status),
361 .release_mem_size = 0,
362 };
363