1 /* 2 * Copyright 2016-2018 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 "kfd_kernel_queue.h" 25 #include "kfd_device_queue_manager.h" 26 #include "kfd_pm4_headers_ai.h" 27 #include "kfd_pm4_opcodes.h" 28 #include "gc/gc_10_1_0_sh_mask.h" 29 30 static int pm_map_process_v9(struct packet_manager *pm, 31 uint32_t *buffer, struct qcm_process_device *qpd) 32 { 33 struct pm4_mes_map_process *packet; 34 uint64_t vm_page_table_base_addr = qpd->page_table_base; 35 36 packet = (struct pm4_mes_map_process *)buffer; 37 memset(buffer, 0, sizeof(struct pm4_mes_map_process)); 38 39 packet->header.u32All = pm_build_pm4_header(IT_MAP_PROCESS, 40 sizeof(struct pm4_mes_map_process)); 41 packet->bitfields2.diq_enable = (qpd->is_debug) ? 1 : 0; 42 packet->bitfields2.process_quantum = 10; 43 packet->bitfields2.pasid = qpd->pqm->process->pasid; 44 packet->bitfields14.gds_size = qpd->gds_size & 0x3F; 45 packet->bitfields14.gds_size_hi = (qpd->gds_size >> 6) & 0xF; 46 packet->bitfields14.num_gws = (qpd->mapped_gws_queue) ? qpd->num_gws : 0; 47 packet->bitfields14.num_oac = qpd->num_oac; 48 packet->bitfields14.sdma_enable = 1; 49 packet->bitfields14.num_queues = (qpd->is_debug) ? 0 : qpd->queue_count; 50 51 packet->sh_mem_config = qpd->sh_mem_config; 52 packet->sh_mem_bases = qpd->sh_mem_bases; 53 if (qpd->tba_addr) { 54 packet->sq_shader_tba_lo = lower_32_bits(qpd->tba_addr >> 8); 55 /* On GFX9, unlike GFX10, bit TRAP_EN of SQ_SHADER_TBA_HI is 56 * not defined, so setting it won't do any harm. 57 */ 58 packet->sq_shader_tba_hi = upper_32_bits(qpd->tba_addr >> 8) 59 | 1 << SQ_SHADER_TBA_HI__TRAP_EN__SHIFT; 60 61 packet->sq_shader_tma_lo = lower_32_bits(qpd->tma_addr >> 8); 62 packet->sq_shader_tma_hi = upper_32_bits(qpd->tma_addr >> 8); 63 } 64 65 packet->gds_addr_lo = lower_32_bits(qpd->gds_context_area); 66 packet->gds_addr_hi = upper_32_bits(qpd->gds_context_area); 67 68 packet->vm_context_page_table_base_addr_lo32 = 69 lower_32_bits(vm_page_table_base_addr); 70 packet->vm_context_page_table_base_addr_hi32 = 71 upper_32_bits(vm_page_table_base_addr); 72 73 return 0; 74 } 75 76 static int pm_runlist_v9(struct packet_manager *pm, uint32_t *buffer, 77 uint64_t ib, size_t ib_size_in_dwords, bool chain) 78 { 79 struct pm4_mes_runlist *packet; 80 81 int concurrent_proc_cnt = 0; 82 struct kfd_dev *kfd = pm->dqm->dev; 83 84 /* Determine the number of processes to map together to HW: 85 * it can not exceed the number of VMIDs available to the 86 * scheduler, and it is determined by the smaller of the number 87 * of processes in the runlist and kfd module parameter 88 * hws_max_conc_proc. 89 * Note: the arbitration between the number of VMIDs and 90 * hws_max_conc_proc has been done in 91 * kgd2kfd_device_init(). 92 */ 93 concurrent_proc_cnt = min(pm->dqm->processes_count, 94 kfd->max_proc_per_quantum); 95 96 packet = (struct pm4_mes_runlist *)buffer; 97 98 memset(buffer, 0, sizeof(struct pm4_mes_runlist)); 99 packet->header.u32All = pm_build_pm4_header(IT_RUN_LIST, 100 sizeof(struct pm4_mes_runlist)); 101 102 packet->bitfields4.ib_size = ib_size_in_dwords; 103 packet->bitfields4.chain = chain ? 1 : 0; 104 packet->bitfields4.offload_polling = 0; 105 packet->bitfields4.chained_runlist_idle_disable = chain ? 1 : 0; 106 packet->bitfields4.valid = 1; 107 packet->bitfields4.process_cnt = concurrent_proc_cnt; 108 packet->ordinal2 = lower_32_bits(ib); 109 packet->ib_base_hi = upper_32_bits(ib); 110 111 return 0; 112 } 113 114 static int pm_set_resources_v9(struct packet_manager *pm, uint32_t *buffer, 115 struct scheduling_resources *res) 116 { 117 struct pm4_mes_set_resources *packet; 118 119 packet = (struct pm4_mes_set_resources *)buffer; 120 memset(buffer, 0, sizeof(struct pm4_mes_set_resources)); 121 122 packet->header.u32All = pm_build_pm4_header(IT_SET_RESOURCES, 123 sizeof(struct pm4_mes_set_resources)); 124 125 packet->bitfields2.queue_type = 126 queue_type__mes_set_resources__hsa_interface_queue_hiq; 127 packet->bitfields2.vmid_mask = res->vmid_mask; 128 packet->bitfields2.unmap_latency = KFD_UNMAP_LATENCY_MS / 100; 129 packet->bitfields7.oac_mask = res->oac_mask; 130 packet->bitfields8.gds_heap_base = res->gds_heap_base; 131 packet->bitfields8.gds_heap_size = res->gds_heap_size; 132 133 packet->gws_mask_lo = lower_32_bits(res->gws_mask); 134 packet->gws_mask_hi = upper_32_bits(res->gws_mask); 135 136 packet->queue_mask_lo = lower_32_bits(res->queue_mask); 137 packet->queue_mask_hi = upper_32_bits(res->queue_mask); 138 139 return 0; 140 } 141 142 static int pm_map_queues_v9(struct packet_manager *pm, uint32_t *buffer, 143 struct queue *q, bool is_static) 144 { 145 struct pm4_mes_map_queues *packet; 146 bool use_static = is_static; 147 148 packet = (struct pm4_mes_map_queues *)buffer; 149 memset(buffer, 0, sizeof(struct pm4_mes_map_queues)); 150 151 packet->header.u32All = pm_build_pm4_header(IT_MAP_QUEUES, 152 sizeof(struct pm4_mes_map_queues)); 153 packet->bitfields2.num_queues = 1; 154 packet->bitfields2.queue_sel = 155 queue_sel__mes_map_queues__map_to_hws_determined_queue_slots_vi; 156 157 packet->bitfields2.engine_sel = 158 engine_sel__mes_map_queues__compute_vi; 159 packet->bitfields2.gws_control_queue = q->gws ? 1 : 0; 160 packet->bitfields2.extended_engine_sel = 161 extended_engine_sel__mes_map_queues__legacy_engine_sel; 162 packet->bitfields2.queue_type = 163 queue_type__mes_map_queues__normal_compute_vi; 164 165 switch (q->properties.type) { 166 case KFD_QUEUE_TYPE_COMPUTE: 167 if (use_static) 168 packet->bitfields2.queue_type = 169 queue_type__mes_map_queues__normal_latency_static_queue_vi; 170 break; 171 case KFD_QUEUE_TYPE_DIQ: 172 packet->bitfields2.queue_type = 173 queue_type__mes_map_queues__debug_interface_queue_vi; 174 break; 175 case KFD_QUEUE_TYPE_SDMA: 176 case KFD_QUEUE_TYPE_SDMA_XGMI: 177 use_static = false; /* no static queues under SDMA */ 178 if (q->properties.sdma_engine_id < 2) 179 packet->bitfields2.engine_sel = q->properties.sdma_engine_id + 180 engine_sel__mes_map_queues__sdma0_vi; 181 else { 182 packet->bitfields2.extended_engine_sel = 183 extended_engine_sel__mes_map_queues__sdma0_to_7_sel; 184 packet->bitfields2.engine_sel = q->properties.sdma_engine_id; 185 } 186 break; 187 default: 188 WARN(1, "queue type %d", q->properties.type); 189 return -EINVAL; 190 } 191 packet->bitfields3.doorbell_offset = 192 q->properties.doorbell_off; 193 194 packet->mqd_addr_lo = 195 lower_32_bits(q->gart_mqd_addr); 196 197 packet->mqd_addr_hi = 198 upper_32_bits(q->gart_mqd_addr); 199 200 packet->wptr_addr_lo = 201 lower_32_bits((uint64_t)q->properties.write_ptr); 202 203 packet->wptr_addr_hi = 204 upper_32_bits((uint64_t)q->properties.write_ptr); 205 206 return 0; 207 } 208 209 static int pm_unmap_queues_v9(struct packet_manager *pm, uint32_t *buffer, 210 enum kfd_queue_type type, 211 enum kfd_unmap_queues_filter filter, 212 uint32_t filter_param, bool reset, 213 unsigned int sdma_engine) 214 { 215 struct pm4_mes_unmap_queues *packet; 216 217 packet = (struct pm4_mes_unmap_queues *)buffer; 218 memset(buffer, 0, sizeof(struct pm4_mes_unmap_queues)); 219 220 packet->header.u32All = pm_build_pm4_header(IT_UNMAP_QUEUES, 221 sizeof(struct pm4_mes_unmap_queues)); 222 switch (type) { 223 case KFD_QUEUE_TYPE_COMPUTE: 224 case KFD_QUEUE_TYPE_DIQ: 225 packet->bitfields2.extended_engine_sel = 226 extended_engine_sel__mes_unmap_queues__legacy_engine_sel; 227 packet->bitfields2.engine_sel = 228 engine_sel__mes_unmap_queues__compute; 229 break; 230 case KFD_QUEUE_TYPE_SDMA: 231 case KFD_QUEUE_TYPE_SDMA_XGMI: 232 if (sdma_engine < 2) { 233 packet->bitfields2.extended_engine_sel = 234 extended_engine_sel__mes_unmap_queues__legacy_engine_sel; 235 packet->bitfields2.engine_sel = 236 engine_sel__mes_unmap_queues__sdma0 + sdma_engine; 237 } else { 238 packet->bitfields2.extended_engine_sel = 239 extended_engine_sel__mes_unmap_queues__sdma0_to_7_sel; 240 packet->bitfields2.engine_sel = sdma_engine; 241 } 242 break; 243 default: 244 WARN(1, "queue type %d", type); 245 return -EINVAL; 246 } 247 248 if (reset) 249 packet->bitfields2.action = 250 action__mes_unmap_queues__reset_queues; 251 else 252 packet->bitfields2.action = 253 action__mes_unmap_queues__preempt_queues; 254 255 switch (filter) { 256 case KFD_UNMAP_QUEUES_FILTER_SINGLE_QUEUE: 257 packet->bitfields2.queue_sel = 258 queue_sel__mes_unmap_queues__perform_request_on_specified_queues; 259 packet->bitfields2.num_queues = 1; 260 packet->bitfields3b.doorbell_offset0 = filter_param; 261 break; 262 case KFD_UNMAP_QUEUES_FILTER_BY_PASID: 263 packet->bitfields2.queue_sel = 264 queue_sel__mes_unmap_queues__perform_request_on_pasid_queues; 265 packet->bitfields3a.pasid = filter_param; 266 break; 267 case KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES: 268 packet->bitfields2.queue_sel = 269 queue_sel__mes_unmap_queues__unmap_all_queues; 270 break; 271 case KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES: 272 /* in this case, we do not preempt static queues */ 273 packet->bitfields2.queue_sel = 274 queue_sel__mes_unmap_queues__unmap_all_non_static_queues; 275 break; 276 default: 277 WARN(1, "filter %d", filter); 278 return -EINVAL; 279 } 280 281 return 0; 282 283 } 284 285 static int pm_query_status_v9(struct packet_manager *pm, uint32_t *buffer, 286 uint64_t fence_address, uint64_t fence_value) 287 { 288 struct pm4_mes_query_status *packet; 289 290 packet = (struct pm4_mes_query_status *)buffer; 291 memset(buffer, 0, sizeof(struct pm4_mes_query_status)); 292 293 294 packet->header.u32All = pm_build_pm4_header(IT_QUERY_STATUS, 295 sizeof(struct pm4_mes_query_status)); 296 297 packet->bitfields2.context_id = 0; 298 packet->bitfields2.interrupt_sel = 299 interrupt_sel__mes_query_status__completion_status; 300 packet->bitfields2.command = 301 command__mes_query_status__fence_only_after_write_ack; 302 303 packet->addr_hi = upper_32_bits((uint64_t)fence_address); 304 packet->addr_lo = lower_32_bits((uint64_t)fence_address); 305 packet->data_hi = upper_32_bits((uint64_t)fence_value); 306 packet->data_lo = lower_32_bits((uint64_t)fence_value); 307 308 return 0; 309 } 310 311 const struct packet_manager_funcs kfd_v9_pm_funcs = { 312 .map_process = pm_map_process_v9, 313 .runlist = pm_runlist_v9, 314 .set_resources = pm_set_resources_v9, 315 .map_queues = pm_map_queues_v9, 316 .unmap_queues = pm_unmap_queues_v9, 317 .query_status = pm_query_status_v9, 318 .release_mem = NULL, 319 .map_process_size = sizeof(struct pm4_mes_map_process), 320 .runlist_size = sizeof(struct pm4_mes_runlist), 321 .set_resources_size = sizeof(struct pm4_mes_set_resources), 322 .map_queues_size = sizeof(struct pm4_mes_map_queues), 323 .unmap_queues_size = sizeof(struct pm4_mes_unmap_queues), 324 .query_status_size = sizeof(struct pm4_mes_query_status), 325 .release_mem_size = 0, 326 }; 327