diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_vi.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_vi.c | 334 |
1 files changed, 334 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_vi.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_vi.c new file mode 100644 index 000000000000..bed4d0ccb6b1 --- /dev/null +++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_vi.c @@ -0,0 +1,334 @@ +/* + * Copyright 2014 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#include "kfd_kernel_queue.h" +#include "kfd_device_queue_manager.h" +#include "kfd_pm4_headers_vi.h" +#include "kfd_pm4_opcodes.h" + +unsigned int pm_build_pm4_header(unsigned int opcode, size_t packet_size) +{ + union PM4_MES_TYPE_3_HEADER header; + + header.u32All = 0; + header.opcode = opcode; + header.count = packet_size / 4 - 2; + header.type = PM4_TYPE_3; + + return header.u32All; +} + +static int pm_map_process_vi(struct packet_manager *pm, uint32_t *buffer, + struct qcm_process_device *qpd) +{ + struct pm4_mes_map_process *packet; + + packet = (struct pm4_mes_map_process *)buffer; + + memset(buffer, 0, sizeof(struct pm4_mes_map_process)); + + packet->header.u32All = pm_build_pm4_header(IT_MAP_PROCESS, + sizeof(struct pm4_mes_map_process)); + packet->bitfields2.diq_enable = (qpd->is_debug) ? 1 : 0; + packet->bitfields2.process_quantum = 1; + packet->bitfields2.pasid = qpd->pqm->process->pasid; + packet->bitfields3.page_table_base = qpd->page_table_base; + packet->bitfields10.gds_size = qpd->gds_size; + packet->bitfields10.num_gws = qpd->num_gws; + packet->bitfields10.num_oac = qpd->num_oac; + packet->bitfields10.num_queues = (qpd->is_debug) ? 0 : qpd->queue_count; + + packet->sh_mem_config = qpd->sh_mem_config; + packet->sh_mem_bases = qpd->sh_mem_bases; + packet->sh_mem_ape1_base = qpd->sh_mem_ape1_base; + packet->sh_mem_ape1_limit = qpd->sh_mem_ape1_limit; + + packet->sh_hidden_private_base_vmid = qpd->sh_hidden_private_base; + + packet->gds_addr_lo = lower_32_bits(qpd->gds_context_area); + packet->gds_addr_hi = upper_32_bits(qpd->gds_context_area); + + return 0; +} + +static int pm_runlist_vi(struct packet_manager *pm, uint32_t *buffer, + uint64_t ib, size_t ib_size_in_dwords, bool chain) +{ + struct pm4_mes_runlist *packet; + int concurrent_proc_cnt = 0; + struct kfd_dev *kfd = pm->dqm->dev; + + if (WARN_ON(!ib)) + return -EFAULT; + + /* Determine the number of processes to map together to HW: + * it can not exceed the number of VMIDs available to the + * scheduler, and it is determined by the smaller of the number + * of processes in the runlist and kfd module parameter + * hws_max_conc_proc. + * Note: the arbitration between the number of VMIDs and + * hws_max_conc_proc has been done in + * kgd2kfd_device_init(). + */ + concurrent_proc_cnt = min(pm->dqm->processes_count, + kfd->max_proc_per_quantum); + + packet = (struct pm4_mes_runlist *)buffer; + + memset(buffer, 0, sizeof(struct pm4_mes_runlist)); + packet->header.u32All = pm_build_pm4_header(IT_RUN_LIST, + sizeof(struct pm4_mes_runlist)); + + packet->bitfields4.ib_size = ib_size_in_dwords; + packet->bitfields4.chain = chain ? 1 : 0; + packet->bitfields4.offload_polling = 0; + packet->bitfields4.valid = 1; + packet->bitfields4.process_cnt = concurrent_proc_cnt; + packet->ordinal2 = lower_32_bits(ib); + packet->bitfields3.ib_base_hi = upper_32_bits(ib); + + return 0; +} + +int pm_set_resources_vi(struct packet_manager *pm, uint32_t *buffer, + struct scheduling_resources *res) +{ + struct pm4_mes_set_resources *packet; + + packet = (struct pm4_mes_set_resources *)buffer; + memset(buffer, 0, sizeof(struct pm4_mes_set_resources)); + + packet->header.u32All = pm_build_pm4_header(IT_SET_RESOURCES, + sizeof(struct pm4_mes_set_resources)); + + packet->bitfields2.queue_type = + queue_type__mes_set_resources__hsa_interface_queue_hiq; + packet->bitfields2.vmid_mask = res->vmid_mask; + packet->bitfields2.unmap_latency = KFD_UNMAP_LATENCY_MS / 100; + packet->bitfields7.oac_mask = res->oac_mask; + packet->bitfields8.gds_heap_base = res->gds_heap_base; + packet->bitfields8.gds_heap_size = res->gds_heap_size; + + packet->gws_mask_lo = lower_32_bits(res->gws_mask); + packet->gws_mask_hi = upper_32_bits(res->gws_mask); + + packet->queue_mask_lo = lower_32_bits(res->queue_mask); + packet->queue_mask_hi = upper_32_bits(res->queue_mask); + + return 0; +} + +static int pm_map_queues_vi(struct packet_manager *pm, uint32_t *buffer, + struct queue *q, bool is_static) +{ + struct pm4_mes_map_queues *packet; + bool use_static = is_static; + + packet = (struct pm4_mes_map_queues *)buffer; + memset(buffer, 0, sizeof(struct pm4_mes_map_queues)); + + packet->header.u32All = pm_build_pm4_header(IT_MAP_QUEUES, + sizeof(struct pm4_mes_map_queues)); + packet->bitfields2.num_queues = 1; + packet->bitfields2.queue_sel = + queue_sel__mes_map_queues__map_to_hws_determined_queue_slots_vi; + + packet->bitfields2.engine_sel = + engine_sel__mes_map_queues__compute_vi; + packet->bitfields2.queue_type = + queue_type__mes_map_queues__normal_compute_vi; + + switch (q->properties.type) { + case KFD_QUEUE_TYPE_COMPUTE: + if (use_static) + packet->bitfields2.queue_type = + queue_type__mes_map_queues__normal_latency_static_queue_vi; + break; + case KFD_QUEUE_TYPE_DIQ: + packet->bitfields2.queue_type = + queue_type__mes_map_queues__debug_interface_queue_vi; + break; + case KFD_QUEUE_TYPE_SDMA: + case KFD_QUEUE_TYPE_SDMA_XGMI: + packet->bitfields2.engine_sel = q->properties.sdma_engine_id + + engine_sel__mes_map_queues__sdma0_vi; + use_static = false; /* no static queues under SDMA */ + break; + default: + WARN(1, "queue type %d", q->properties.type); + return -EINVAL; + } + packet->bitfields3.doorbell_offset = + q->properties.doorbell_off; + + packet->mqd_addr_lo = + lower_32_bits(q->gart_mqd_addr); + + packet->mqd_addr_hi = + upper_32_bits(q->gart_mqd_addr); + + packet->wptr_addr_lo = + lower_32_bits((uint64_t)q->properties.write_ptr); + + packet->wptr_addr_hi = + upper_32_bits((uint64_t)q->properties.write_ptr); + + return 0; +} + +static int pm_unmap_queues_vi(struct packet_manager *pm, uint32_t *buffer, + enum kfd_queue_type type, + enum kfd_unmap_queues_filter filter, + uint32_t filter_param, bool reset, + unsigned int sdma_engine) +{ + struct pm4_mes_unmap_queues *packet; + + packet = (struct pm4_mes_unmap_queues *)buffer; + memset(buffer, 0, sizeof(struct pm4_mes_unmap_queues)); + + packet->header.u32All = pm_build_pm4_header(IT_UNMAP_QUEUES, + sizeof(struct pm4_mes_unmap_queues)); + switch (type) { + case KFD_QUEUE_TYPE_COMPUTE: + case KFD_QUEUE_TYPE_DIQ: + packet->bitfields2.engine_sel = + engine_sel__mes_unmap_queues__compute; + break; + case KFD_QUEUE_TYPE_SDMA: + case KFD_QUEUE_TYPE_SDMA_XGMI: + packet->bitfields2.engine_sel = + engine_sel__mes_unmap_queues__sdma0 + sdma_engine; + break; + default: + WARN(1, "queue type %d", type); + return -EINVAL; + } + + if (reset) + packet->bitfields2.action = + action__mes_unmap_queues__reset_queues; + else + packet->bitfields2.action = + action__mes_unmap_queues__preempt_queues; + + switch (filter) { + case KFD_UNMAP_QUEUES_FILTER_SINGLE_QUEUE: + packet->bitfields2.queue_sel = + queue_sel__mes_unmap_queues__perform_request_on_specified_queues; + packet->bitfields2.num_queues = 1; + packet->bitfields3b.doorbell_offset0 = filter_param; + break; + case KFD_UNMAP_QUEUES_FILTER_BY_PASID: + packet->bitfields2.queue_sel = + queue_sel__mes_unmap_queues__perform_request_on_pasid_queues; + packet->bitfields3a.pasid = filter_param; + break; + case KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES: + packet->bitfields2.queue_sel = + queue_sel__mes_unmap_queues__unmap_all_queues; + break; + case KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES: + /* in this case, we do not preempt static queues */ + packet->bitfields2.queue_sel = + queue_sel__mes_unmap_queues__unmap_all_non_static_queues; + break; + default: + WARN(1, "filter %d", filter); + return -EINVAL; + } + + return 0; + +} + +static int pm_query_status_vi(struct packet_manager *pm, uint32_t *buffer, + uint64_t fence_address, uint32_t fence_value) +{ + struct pm4_mes_query_status *packet; + + packet = (struct pm4_mes_query_status *)buffer; + memset(buffer, 0, sizeof(struct pm4_mes_query_status)); + + packet->header.u32All = pm_build_pm4_header(IT_QUERY_STATUS, + sizeof(struct pm4_mes_query_status)); + + packet->bitfields2.context_id = 0; + packet->bitfields2.interrupt_sel = + interrupt_sel__mes_query_status__completion_status; + packet->bitfields2.command = + command__mes_query_status__fence_only_after_write_ack; + + packet->addr_hi = upper_32_bits((uint64_t)fence_address); + packet->addr_lo = lower_32_bits((uint64_t)fence_address); + packet->data_hi = upper_32_bits((uint64_t)fence_value); + packet->data_lo = lower_32_bits((uint64_t)fence_value); + + return 0; +} + +static int pm_release_mem_vi(uint64_t gpu_addr, uint32_t *buffer) +{ + struct pm4_mec_release_mem *packet; + + packet = (struct pm4_mec_release_mem *)buffer; + memset(buffer, 0, sizeof(*packet)); + + packet->header.u32All = pm_build_pm4_header(IT_RELEASE_MEM, + sizeof(*packet)); + + packet->bitfields2.event_type = CACHE_FLUSH_AND_INV_TS_EVENT; + packet->bitfields2.event_index = event_index___release_mem__end_of_pipe; + packet->bitfields2.tcl1_action_ena = 1; + packet->bitfields2.tc_action_ena = 1; + packet->bitfields2.cache_policy = cache_policy___release_mem__lru; + packet->bitfields2.atc = 0; + + packet->bitfields3.data_sel = data_sel___release_mem__send_32_bit_low; + packet->bitfields3.int_sel = + int_sel___release_mem__send_interrupt_after_write_confirm; + + packet->bitfields4.address_lo_32b = (gpu_addr & 0xffffffff) >> 2; + packet->address_hi = upper_32_bits(gpu_addr); + + packet->data_lo = 0; + + return 0; +} + +const struct packet_manager_funcs kfd_vi_pm_funcs = { + .map_process = pm_map_process_vi, + .runlist = pm_runlist_vi, + .set_resources = pm_set_resources_vi, + .map_queues = pm_map_queues_vi, + .unmap_queues = pm_unmap_queues_vi, + .query_status = pm_query_status_vi, + .release_mem = pm_release_mem_vi, + .map_process_size = sizeof(struct pm4_mes_map_process), + .runlist_size = sizeof(struct pm4_mes_runlist), + .set_resources_size = sizeof(struct pm4_mes_set_resources), + .map_queues_size = sizeof(struct pm4_mes_map_queues), + .unmap_queues_size = sizeof(struct pm4_mes_unmap_queues), + .query_status_size = sizeof(struct pm4_mes_query_status), + .release_mem_size = sizeof(struct pm4_mec_release_mem) +}; |