/* * Copyright 2022 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. * */ #ifndef __MES_API_DEF_H__ #define __MES_API_DEF_H__ #pragma pack(push, 4) #define MES_API_VERSION 1 /* Driver submits one API(cmd) as a single Frame and this command size is same * for all API to ease the debugging and parsing of ring buffer. */ enum { API_FRAME_SIZE_IN_DWORDS = 64 }; /* To avoid command in scheduler context to be overwritten whenenver mutilple * interrupts come in, this creates another queue. */ enum { API_NUMBER_OF_COMMAND_MAX = 32 }; enum MES_API_TYPE { MES_API_TYPE_SCHEDULER = 1, MES_API_TYPE_MAX }; enum MES_SCH_API_OPCODE { MES_SCH_API_SET_HW_RSRC = 0, MES_SCH_API_SET_SCHEDULING_CONFIG = 1, /* agreegated db, quantums, etc */ MES_SCH_API_ADD_QUEUE = 2, MES_SCH_API_REMOVE_QUEUE = 3, MES_SCH_API_PERFORM_YIELD = 4, MES_SCH_API_SET_GANG_PRIORITY_LEVEL = 5, MES_SCH_API_SUSPEND = 6, MES_SCH_API_RESUME = 7, MES_SCH_API_RESET = 8, MES_SCH_API_SET_LOG_BUFFER = 9, MES_SCH_API_CHANGE_GANG_PRORITY = 10, MES_SCH_API_QUERY_SCHEDULER_STATUS = 11, MES_SCH_API_PROGRAM_GDS = 12, MES_SCH_API_SET_DEBUG_VMID = 13, MES_SCH_API_MISC = 14, MES_SCH_API_UPDATE_ROOT_PAGE_TABLE = 15, MES_SCH_API_AMD_LOG = 16, MES_SCH_API_MAX = 0xFF }; union MES_API_HEADER { struct { uint32_t type : 4; /* 0 - Invalid; 1 - Scheduling; 2 - TBD */ uint32_t opcode : 8; uint32_t dwsize : 8; /* including header */ uint32_t reserved : 12; }; uint32_t u32All; }; enum MES_AMD_PRIORITY_LEVEL { AMD_PRIORITY_LEVEL_LOW = 0, AMD_PRIORITY_LEVEL_NORMAL = 1, AMD_PRIORITY_LEVEL_MEDIUM = 2, AMD_PRIORITY_LEVEL_HIGH = 3, AMD_PRIORITY_LEVEL_REALTIME = 4, AMD_PRIORITY_NUM_LEVELS }; enum MES_QUEUE_TYPE { MES_QUEUE_TYPE_GFX, MES_QUEUE_TYPE_COMPUTE, MES_QUEUE_TYPE_SDMA, MES_QUEUE_TYPE_MAX, }; struct MES_API_STATUS { uint64_t api_completion_fence_addr; uint64_t api_completion_fence_value; }; enum { MAX_COMPUTE_PIPES = 8 }; enum { MAX_GFX_PIPES = 2 }; enum { MAX_SDMA_PIPES = 2 }; enum { MAX_COMPUTE_HQD_PER_PIPE = 8 }; enum { MAX_GFX_HQD_PER_PIPE = 8 }; enum { MAX_SDMA_HQD_PER_PIPE = 10 }; enum { MAX_SDMA_HQD_PER_PIPE_11_0 = 8 }; enum { MAX_QUEUES_IN_A_GANG = 8 }; enum VM_HUB_TYPE { VM_HUB_TYPE_GC = 0, VM_HUB_TYPE_MM = 1, VM_HUB_TYPE_MAX, }; enum { VMID_INVALID = 0xffff }; enum { MAX_VMID_GCHUB = 16 }; enum { MAX_VMID_MMHUB = 16 }; enum SET_DEBUG_VMID_OPERATIONS { DEBUG_VMID_OP_PROGRAM = 0, DEBUG_VMID_OP_ALLOCATE = 1, DEBUG_VMID_OP_RELEASE = 2 }; enum MES_LOG_OPERATION { MES_LOG_OPERATION_CONTEXT_STATE_CHANGE = 0, MES_LOG_OPERATION_QUEUE_NEW_WORK = 1, MES_LOG_OPERATION_QUEUE_UNWAIT_SYNC_OBJECT = 2, MES_LOG_OPERATION_QUEUE_NO_MORE_WORK = 3, MES_LOG_OPERATION_QUEUE_WAIT_SYNC_OBJECT = 4, MES_LOG_OPERATION_QUEUE_INVALID = 0xF, }; enum MES_LOG_CONTEXT_STATE { MES_LOG_CONTEXT_STATE_IDLE = 0, MES_LOG_CONTEXT_STATE_RUNNING = 1, MES_LOG_CONTEXT_STATE_READY = 2, MES_LOG_CONTEXT_STATE_READY_STANDBY = 3, MES_LOG_CONTEXT_STATE_INVALID = 0xF, }; struct MES_LOG_CONTEXT_STATE_CHANGE { void *h_context; enum MES_LOG_CONTEXT_STATE new_context_state; }; struct MES_LOG_QUEUE_NEW_WORK { uint64_t h_queue; uint64_t reserved; }; struct MES_LOG_QUEUE_UNWAIT_SYNC_OBJECT { uint64_t h_queue; uint64_t h_sync_object; }; struct MES_LOG_QUEUE_NO_MORE_WORK { uint64_t h_queue; uint64_t reserved; }; struct MES_LOG_QUEUE_WAIT_SYNC_OBJECT { uint64_t h_queue; uint64_t h_sync_object; }; struct MES_LOG_ENTRY_HEADER { uint32_t first_free_entry_index; uint32_t wraparound_count; uint64_t number_of_entries; uint64_t reserved[2]; }; struct MES_LOG_ENTRY_DATA { uint64_t gpu_time_stamp; uint32_t operation_type; /* operation_type is of MES_LOG_OPERATION type */ uint32_t reserved_operation_type_bits; union { struct MES_LOG_CONTEXT_STATE_CHANGE context_state_change; struct MES_LOG_QUEUE_NEW_WORK queue_new_work; struct MES_LOG_QUEUE_UNWAIT_SYNC_OBJECT queue_unwait_sync_object; struct MES_LOG_QUEUE_NO_MORE_WORK queue_no_more_work; struct MES_LOG_QUEUE_WAIT_SYNC_OBJECT queue_wait_sync_object; uint64_t all[2]; }; }; struct MES_LOG_BUFFER { struct MES_LOG_ENTRY_HEADER header; struct MES_LOG_ENTRY_DATA entries[1]; }; enum MES_SWIP_TO_HWIP_DEF { MES_MAX_HWIP_SEGMENT = 8, }; union MESAPI_SET_HW_RESOURCES { struct { union MES_API_HEADER header; uint32_t vmid_mask_mmhub; uint32_t vmid_mask_gfxhub; uint32_t gds_size; uint32_t paging_vmid; uint32_t compute_hqd_mask[MAX_COMPUTE_PIPES]; uint32_t gfx_hqd_mask[MAX_GFX_PIPES]; uint32_t sdma_hqd_mask[MAX_SDMA_PIPES]; uint32_t aggregated_doorbells[AMD_PRIORITY_NUM_LEVELS]; uint64_t g_sch_ctx_gpu_mc_ptr; uint64_t query_status_fence_gpu_mc_ptr; uint32_t gc_base[MES_MAX_HWIP_SEGMENT]; uint32_t mmhub_base[MES_MAX_HWIP_SEGMENT]; uint32_t osssys_base[MES_MAX_HWIP_SEGMENT]; struct MES_API_STATUS api_status; union { struct { uint32_t disable_reset : 1; uint32_t use_different_vmid_compute : 1; uint32_t disable_mes_log : 1; uint32_t apply_mmhub_pgvm_invalidate_ack_loss_wa : 1; uint32_t apply_grbm_remote_register_dummy_read_wa : 1; uint32_t second_gfx_pipe_enabled : 1; uint32_t enable_level_process_quantum_check : 1; uint32_t reserved : 25; }; uint32_t uint32_t_all; }; uint32_t oversubscription_timer; uint64_t doorbell_info; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__ADD_QUEUE { struct { union MES_API_HEADER header; uint32_t process_id; uint64_t page_table_base_addr; uint64_t process_va_start; uint64_t process_va_end; uint64_t process_quantum; uint64_t process_context_addr; uint64_t gang_quantum; uint64_t gang_context_addr; uint32_t inprocess_gang_priority; enum MES_AMD_PRIORITY_LEVEL gang_global_priority_level; uint32_t doorbell_offset; uint64_t mqd_addr; uint64_t wptr_addr; uint64_t h_context; uint64_t h_queue; enum MES_QUEUE_TYPE queue_type; uint32_t gds_base; uint32_t gds_size; uint32_t gws_base; uint32_t gws_size; uint32_t oa_mask; uint64_t trap_handler_addr; uint32_t vm_context_cntl; struct { uint32_t paging : 1; uint32_t debug_vmid : 4; uint32_t program_gds : 1; uint32_t is_gang_suspended : 1; uint32_t is_tmz_queue : 1; uint32_t map_kiq_utility_queue : 1; uint32_t is_kfd_process : 1; uint32_t reserved : 22; }; struct MES_API_STATUS api_status; uint64_t tma_addr; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__REMOVE_QUEUE { struct { union MES_API_HEADER header; uint32_t doorbell_offset; uint64_t gang_context_addr; struct { uint32_t unmap_legacy_gfx_queue : 1; uint32_t unmap_kiq_utility_queue : 1; uint32_t preempt_legacy_gfx_queue : 1; uint32_t unmap_legacy_queue : 1; uint32_t reserved : 28; }; struct MES_API_STATUS api_status; uint32_t pipe_id; uint32_t queue_id; uint64_t tf_addr; uint32_t tf_data; enum MES_QUEUE_TYPE queue_type; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__SET_SCHEDULING_CONFIG { struct { union MES_API_HEADER header; /* Grace period when preempting another priority band for this * priority band. The value for idle priority band is ignored, * as it never preempts other bands. */ uint64_t grace_period_other_levels[AMD_PRIORITY_NUM_LEVELS]; /* Default quantum for scheduling across processes within * a priority band. */ uint64_t process_quantum_for_level[AMD_PRIORITY_NUM_LEVELS]; /* Default grace period for processes that preempt each other * within a priority band. */ uint64_t process_grace_period_same_level[AMD_PRIORITY_NUM_LEVELS]; /* For normal level this field specifies the target GPU * percentage in situations when it's starved by the high level. * Valid values are between 0 and 50, with the default being 10. */ uint32_t normal_yield_percent; struct MES_API_STATUS api_status; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__PERFORM_YIELD { struct { union MES_API_HEADER header; uint32_t dummy; struct MES_API_STATUS api_status; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__CHANGE_GANG_PRIORITY_LEVEL { struct { union MES_API_HEADER header; uint32_t inprocess_gang_priority; enum MES_AMD_PRIORITY_LEVEL gang_global_priority_level; uint64_t gang_quantum; uint64_t gang_context_addr; struct MES_API_STATUS api_status; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__SUSPEND { struct { union MES_API_HEADER header; /* false - suspend all gangs; true - specific gang */ struct { uint32_t suspend_all_gangs : 1; uint32_t reserved : 31; }; /* gang_context_addr is valid only if suspend_all = false */ uint64_t gang_context_addr; uint64_t suspend_fence_addr; uint32_t suspend_fence_value; struct MES_API_STATUS api_status; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__RESUME { struct { union MES_API_HEADER header; /* false - resume all gangs; true - specified gang */ struct { uint32_t resume_all_gangs : 1; uint32_t reserved : 31; }; /* valid only if resume_all_gangs = false */ uint64_t gang_context_addr; struct MES_API_STATUS api_status; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__RESET { struct { union MES_API_HEADER header; struct { /* Only reset the queue given by doorbell_offset (not entire gang) */ uint32_t reset_queue_only : 1; /* Hang detection first then reset any queues that are hung */ uint32_t hang_detect_then_reset : 1; /* Only do hang detection (no reset) */ uint32_t hang_detect_only : 1; /* Rest HP and LP kernel queues not managed by MES */ uint32_t reset_legacy_gfx : 1; uint32_t reserved : 28; }; uint64_t gang_context_addr; /* valid only if reset_queue_only = true */ uint32_t doorbell_offset; /* valid only if hang_detect_then_reset = true */ uint64_t doorbell_offset_addr; enum MES_QUEUE_TYPE queue_type; /* valid only if reset_legacy_gfx = true */ uint32_t pipe_id_lp; uint32_t queue_id_lp; uint32_t vmid_id_lp; uint64_t mqd_mc_addr_lp; uint32_t doorbell_offset_lp; uint64_t wptr_addr_lp; uint32_t pipe_id_hp; uint32_t queue_id_hp; uint32_t vmid_id_hp; uint64_t mqd_mc_addr_hp; uint32_t doorbell_offset_hp; uint64_t wptr_addr_hp; struct MES_API_STATUS api_status; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__SET_LOGGING_BUFFER { struct { union MES_API_HEADER header; /* There are separate log buffers for each queue type */ enum MES_QUEUE_TYPE log_type; /* Log buffer GPU Address */ uint64_t logging_buffer_addr; /* number of entries in the log buffer */ uint32_t number_of_entries; /* Entry index at which CPU interrupt needs to be signalled */ uint32_t interrupt_entry; struct MES_API_STATUS api_status; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__QUERY_MES_STATUS { struct { union MES_API_HEADER header; bool mes_healthy; /* 0 - not healthy, 1 - healthy */ struct MES_API_STATUS api_status; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__PROGRAM_GDS { struct { union MES_API_HEADER header; uint64_t process_context_addr; uint32_t gds_base; uint32_t gds_size; uint32_t gws_base; uint32_t gws_size; uint32_t oa_mask; struct MES_API_STATUS api_status; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__SET_DEBUG_VMID { struct { union MES_API_HEADER header; struct MES_API_STATUS api_status; union { struct { uint32_t use_gds : 1; uint32_t operation : 2; uint32_t reserved : 29; } flags; uint32_t u32All; }; uint32_t reserved; uint32_t debug_vmid; uint64_t process_context_addr; uint64_t page_table_base_addr; uint64_t process_va_start; uint64_t process_va_end; uint32_t gds_base; uint32_t gds_size; uint32_t gws_base; uint32_t gws_size; uint32_t oa_mask; /* output addr of the acquired vmid value */ uint64_t output_addr; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; enum MESAPI_MISC_OPCODE { MESAPI_MISC__WRITE_REG, MESAPI_MISC__INV_GART, MESAPI_MISC__QUERY_STATUS, MESAPI_MISC__READ_REG, MESAPI_MISC__WAIT_REG_MEM, MESAPI_MISC__MAX, }; enum { MISC_DATA_MAX_SIZE_IN_DWORDS = 20 }; struct WRITE_REG { uint32_t reg_offset; uint32_t reg_value; }; struct READ_REG { uint32_t reg_offset; uint64_t buffer_addr; }; enum WRM_OPERATION { WRM_OPERATION__WAIT_REG_MEM, WRM_OPERATION__WR_WAIT_WR_REG, WRM_OPERATION__MAX, }; struct WAIT_REG_MEM { enum WRM_OPERATION op; uint32_t reference; uint32_t mask; uint32_t reg_offset1; uint32_t reg_offset2; }; struct INV_GART { uint64_t inv_range_va_start; uint64_t inv_range_size; }; struct QUERY_STATUS { uint32_t context_id; }; union MESAPI__MISC { struct { union MES_API_HEADER header; enum MESAPI_MISC_OPCODE opcode; struct MES_API_STATUS api_status; union { struct WRITE_REG write_reg; struct INV_GART inv_gart; struct QUERY_STATUS query_status; struct READ_REG read_reg; struct WAIT_REG_MEM wait_reg_mem; uint32_t data[MISC_DATA_MAX_SIZE_IN_DWORDS]; }; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI__UPDATE_ROOT_PAGE_TABLE { struct { union MES_API_HEADER header; uint64_t page_table_base_addr; uint64_t process_context_addr; struct MES_API_STATUS api_status; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; union MESAPI_AMD_LOG { struct { union MES_API_HEADER header; uint64_t p_buffer_memory; uint64_t p_buffer_size_used; struct MES_API_STATUS api_status; }; uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; }; #pragma pack(pop) #endif