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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Jul 2021 08:18:07.6545 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4a58c724-f2e5-47f8-be1f-08d94b56e7d2 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.112.32];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT020.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB3821 Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Mark Zhang Implement mlx5dv vfio APIs: devx_obj_create/query/modify/destroy, as well as the devx_general_cmd Signed-off-by: Mark Zhang Signed-off-by: Yishai Hadas --- providers/mlx5/mlx5_ifc.h | 565 ++++++++++++++++++++++++++++++++++++++++++++- providers/mlx5/mlx5_vfio.c | 413 ++++++++++++++++++++++++++++++++- providers/mlx5/mlx5_vfio.h | 8 + 3 files changed, 975 insertions(+), 11 deletions(-) diff --git a/providers/mlx5/mlx5_ifc.h b/providers/mlx5/mlx5_ifc.h index 1bd7466..175fe4a 100644 --- a/providers/mlx5/mlx5_ifc.h +++ b/providers/mlx5/mlx5_ifc.h @@ -54,7 +54,10 @@ enum { MLX5_CMD_OP_DESTROY_MKEY = 0x202, MLX5_CMD_OP_CREATE_EQ = 0x301, MLX5_CMD_OP_DESTROY_EQ = 0x302, + MLX5_CMD_OP_CREATE_CQ = 0x400, + MLX5_CMD_OP_DESTROY_CQ = 0x401, MLX5_CMD_OP_CREATE_QP = 0x500, + MLX5_CMD_OP_DESTROY_QP = 0x501, MLX5_CMD_OP_RST2INIT_QP = 0x502, MLX5_CMD_OP_INIT2RTR_QP = 0x503, MLX5_CMD_OP_RTR2RTS_QP = 0x504, @@ -63,31 +66,71 @@ enum { MLX5_CMD_OP_INIT2INIT_QP = 0x50e, MLX5_CMD_OP_CREATE_PSV = 0x600, MLX5_CMD_OP_DESTROY_PSV = 0x601, + MLX5_CMD_OP_CREATE_SRQ = 0x700, + MLX5_CMD_OP_DESTROY_SRQ = 0x701, + MLX5_CMD_OP_CREATE_XRC_SRQ = 0x705, + MLX5_CMD_OP_DESTROY_XRC_SRQ = 0x706, + MLX5_CMD_OP_CREATE_DCT = 0x710, + MLX5_CMD_OP_DESTROY_DCT = 0x711, MLX5_CMD_OP_QUERY_DCT = 0x713, + MLX5_CMD_OP_CREATE_XRQ = 0x717, + MLX5_CMD_OP_DESTROY_XRQ = 0x718, MLX5_CMD_OP_QUERY_ESW_VPORT_CONTEXT = 0x752, MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT = 0x754, MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT = 0x755, MLX5_CMD_OP_QUERY_ROCE_ADDRESS = 0x760, + MLX5_CMD_OP_ALLOC_Q_COUNTER = 0x771, + MLX5_CMD_OP_DEALLOC_Q_COUNTER = 0x772, + MLX5_CMD_OP_CREATE_SCHEDULING_ELEMENT = 0x782, + MLX5_CMD_OP_DESTROY_SCHEDULING_ELEMENT = 0x783, MLX5_CMD_OP_ALLOC_PD = 0x800, MLX5_CMD_OP_DEALLOC_PD = 0x801, MLX5_CMD_OP_ALLOC_UAR = 0x802, MLX5_CMD_OP_DEALLOC_UAR = 0x803, MLX5_CMD_OP_ACCESS_REG = 0x805, + MLX5_CMD_OP_ATTACH_TO_MCG = 0x806, + MLX5_CMD_OP_DETACH_FROM_MCG = 0x807, + MLX5_CMD_OP_ALLOC_XRCD = 0x80e, + MLX5_CMD_OP_DEALLOC_XRCD = 0x80f, + MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN = 0x816, + MLX5_CMD_OP_DEALLOC_TRANSPORT_DOMAIN = 0x817, + MLX5_CMD_OP_ADD_VXLAN_UDP_DPORT = 0x827, + MLX5_CMD_OP_DELETE_VXLAN_UDP_DPORT = 0x828, + MLX5_CMD_OP_SET_L2_TABLE_ENTRY = 0x829, + MLX5_CMD_OP_DELETE_L2_TABLE_ENTRY = 0x82b, MLX5_CMD_OP_QUERY_LAG = 0x842, MLX5_CMD_OP_CREATE_TIR = 0x900, + MLX5_CMD_OP_DESTROY_TIR = 0x902, + MLX5_CMD_OP_CREATE_SQ = 0x904, MLX5_CMD_OP_MODIFY_SQ = 0x905, + MLX5_CMD_OP_DESTROY_SQ = 0x906, + MLX5_CMD_OP_CREATE_RQ = 0x908, + MLX5_CMD_OP_DESTROY_RQ = 0x90a, + MLX5_CMD_OP_CREATE_RMP = 0x90c, + MLX5_CMD_OP_DESTROY_RMP = 0x90e, + MLX5_CMD_OP_CREATE_TIS = 0x912, MLX5_CMD_OP_MODIFY_TIS = 0x913, + MLX5_CMD_OP_DESTROY_TIS = 0x914, MLX5_CMD_OP_QUERY_TIS = 0x915, + MLX5_CMD_OP_CREATE_RQT = 0x916, + MLX5_CMD_OP_DESTROY_RQT = 0x918, MLX5_CMD_OP_CREATE_FLOW_TABLE = 0x930, + MLX5_CMD_OP_DESTROY_FLOW_TABLE = 0x931, MLX5_CMD_OP_QUERY_FLOW_TABLE = 0x932, MLX5_CMD_OP_CREATE_FLOW_GROUP = 0x933, + MLX5_CMD_OP_DESTROY_FLOW_GROUP = 0x934, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY = 0x936, + MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY = 0x938, MLX5_CMD_OP_CREATE_FLOW_COUNTER = 0x939, + MLX5_CMD_OP_DEALLOC_FLOW_COUNTER = 0x93a, MLX5_CMD_OP_ALLOC_PACKET_REFORMAT_CONTEXT = 0x93d, MLX5_CMD_OP_DEALLOC_PACKET_REFORMAT_CONTEXT = 0x93e, + MLX5_CMD_OP_ALLOC_MODIFY_HEADER_CONTEXT = 0x940, + MLX5_CMD_OP_DEALLOC_MODIFY_HEADER_CONTEXT = 0x941, MLX5_CMD_OP_CREATE_GENERAL_OBJECT = 0xa00, MLX5_CMD_OP_MODIFY_GENERAL_OBJECT = 0xa01, MLX5_CMD_OP_QUERY_GENERAL_OBJECT = 0xa02, + MLX5_CMD_OP_DESTROY_GENERAL_OBJECT = 0xa03, MLX5_CMD_OP_CREATE_UMEM = 0xa08, MLX5_CMD_OP_DESTROY_UMEM = 0xa0a, MLX5_CMD_OP_SYNC_STEERING = 0xb00, @@ -236,6 +279,27 @@ struct mlx5_ifc_create_flow_table_out_bits { u8 icm_address_31_0[0x20]; }; +struct mlx5_ifc_destroy_flow_table_in_bits { + u8 opcode[0x10]; + u8 reserved_at_10[0x10]; + + u8 reserved_at_20[0x20]; + + u8 other_vport[0x1]; + u8 reserved_at_41[0xf]; + u8 vport_number[0x10]; + + u8 reserved_at_60[0x20]; + + u8 table_type[0x8]; + u8 reserved_at_88[0x18]; + + u8 reserved_at_a0[0x8]; + u8 table_id[0x18]; + + u8 reserved_at_c0[0x140]; +}; + struct mlx5_ifc_query_flow_table_in_bits { u8 opcode[0x10]; u8 reserved_at_10[0x10]; @@ -2991,6 +3055,17 @@ struct mlx5_ifc_alloc_flow_counter_out_bits { u8 reserved_at_60[0x20]; }; +struct mlx5_ifc_dealloc_flow_counter_in_bits { + u8 opcode[0x10]; + u8 reserved_at_10[0x10]; + + u8 reserved_at_20[0x20]; + + u8 flow_counter_id[0x20]; + + u8 reserved_at_60[0x20]; +}; + enum { MLX5_OBJ_TYPE_FLOW_METER = 0x000a, MLX5_OBJ_TYPE_MATCH_DEFINER = 0x0018, @@ -3422,6 +3497,18 @@ struct mlx5_ifc_create_tir_out_bits { u8 icm_address_31_0[0x20]; }; +struct mlx5_ifc_destroy_tir_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 tirn[0x18]; + + u8 reserved_at_60[0x20]; +}; + struct mlx5_ifc_create_qp_out_bits { u8 status[0x8]; u8 reserved_at_8[0x18]; @@ -3459,6 +3546,18 @@ struct mlx5_ifc_create_qp_in_bits { u8 pas[0][0x40]; }; +struct mlx5_ifc_destroy_qp_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 qpn[0x18]; + + u8 reserved_at_60[0x20]; +}; + enum mlx5_qpc_opt_mask_32 { MLX5_QPC_OPT_MASK_32_QOS_QUEUE_GROUP_ID = 1 << 1, MLX5_QPC_OPT_MASK_32_UDP_SPORT = 1 << 2, @@ -3898,7 +3997,13 @@ struct mlx5_ifc_create_flow_group_in_bits { u8 opcode[0x10]; u8 reserved_at_10[0x10]; - u8 reserved_at_20[0x60]; + u8 reserved_at_20[0x20]; + + u8 other_vport[0x1]; + u8 reserved_at_41[0xf]; + u8 vport_number[0x10]; + + u8 reserved_at_60[0x20]; u8 table_type[0x8]; u8 reserved_at_88[0x18]; @@ -3921,6 +4026,29 @@ struct mlx5_ifc_create_flow_group_out_bits { u8 reserved_at_60[0x20]; }; +struct mlx5_ifc_destroy_flow_group_in_bits { + u8 opcode[0x10]; + u8 reserved_at_10[0x10]; + + u8 reserved_at_20[0x20]; + + u8 other_vport[0x1]; + u8 reserved_at_41[0xf]; + u8 vport_number[0x10]; + + u8 reserved_at_60[0x20]; + + u8 table_type[0x8]; + u8 reserved_at_88[0x18]; + + u8 reserved_at_a0[0x8]; + u8 table_id[0x18]; + + u8 group_id[0x20]; + + u8 reserved_at_e0[0x120]; +}; + struct mlx5_ifc_dest_format_bits { u8 destination_type[0x8]; u8 destination_id[0x18]; @@ -3977,7 +4105,14 @@ struct mlx5_ifc_set_fte_in_bits { u8 opcode[0x10]; u8 reserved_at_10[0x10]; - u8 reserved_at_20[0x60]; + u8 reserved_at_20[0x10]; + u8 op_mod[0x10]; + + u8 other_vport[0x1]; + u8 reserved_at_41[0xf]; + u8 vport_number[0x10]; + + u8 reserved_at_60[0x20]; u8 table_type[0x8]; u8 reserved_at_88[0x18]; @@ -4186,6 +4321,18 @@ struct mlx5_ifc_create_psv_in_bits { u8 reserved_at_60[0x20]; }; +struct mlx5_ifc_destroy_psv_in_bits { + u8 opcode[0x10]; + u8 reserved_at_10[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 psvn[0x18]; + + u8 reserved_at_60[0x20]; +}; + struct mlx5_ifc_mbox_out_bits { u8 status[0x8]; u8 reserved_at_8[0x18]; @@ -4726,4 +4873,418 @@ struct mlx5_ifc_destroy_umem_out_bits { u8 reserved_at_40[0x40]; }; +struct mlx5_ifc_delete_fte_in_bits { + u8 opcode[0x10]; + u8 reserved_at_10[0x10]; + + u8 reserved_at_20[0x20]; + + u8 other_vport[0x1]; + u8 reserved_at_41[0xf]; + u8 vport_number[0x10]; + + u8 reserved_at_60[0x20]; + + u8 table_type[0x8]; + u8 reserved_at_88[0x18]; + + u8 reserved_at_a0[0x8]; + u8 table_id[0x18]; + + u8 reserved_at_c0[0x40]; + + u8 flow_index[0x20]; + + u8 reserved_at_120[0xe0]; +}; + +struct mlx5_ifc_create_cq_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 cqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_destroy_cq_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 cqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_alloc_transport_domain_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 transport_domain[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_dealloc_transport_domain_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 transport_domain[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_create_rmp_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 rmpn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_destroy_rmp_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 rmpn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_create_sq_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 sqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_destroy_sq_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 sqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_create_rq_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 rqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_destroy_rq_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 rqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_create_rqt_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 rqtn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_destroy_rqt_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 rqtn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_create_tis_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 tisn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_destroy_tis_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 tisn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_alloc_q_counter_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x18]; + u8 counter_set_id[0x8]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_dealloc_q_counter_in_bits { + u8 opcode[0x10]; + u8 reserved_at_10[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x18]; + u8 counter_set_id[0x8]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_alloc_modify_header_context_out_bits { + u8 reserved_at_0[0x40]; + + u8 modify_header_id[0x20]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_dealloc_modify_header_context_in_bits { + u8 opcode[0x10]; + u8 reserved_at_10[0x10]; + + u8 reserved_at_20[0x20]; + + u8 modify_header_id[0x20]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_create_scheduling_element_out_bits { + u8 reserved_at_0[0x80]; + + u8 scheduling_element_id[0x20]; + + u8 reserved_at_a0[0x160]; +}; + +struct mlx5_ifc_create_scheduling_element_in_bits { + u8 opcode[0x10]; + u8 reserved_at_10[0x10]; + + u8 reserved_at_20[0x20]; + + u8 scheduling_hierarchy[0x8]; + u8 reserved_at_48[0x18]; + + u8 reserved_at_60[0x3a0]; +}; + +struct mlx5_ifc_destroy_scheduling_element_in_bits { + u8 opcode[0x10]; + u8 reserved_at_10[0x10]; + + u8 reserved_at_20[0x20]; + + u8 scheduling_hierarchy[0x8]; + u8 reserved_at_48[0x18]; + + u8 scheduling_element_id[0x20]; + + u8 reserved_at_80[0x180]; +}; + +struct mlx5_ifc_add_vxlan_udp_dport_in_bits { + u8 reserved_at_0[0x60]; + + u8 reserved_at_60[0x10]; + u8 vxlan_udp_port[0x10]; +}; + +struct mlx5_ifc_delete_vxlan_udp_dport_in_bits { + u8 opcode[0x10]; + u8 reserved_at_10[0x10]; + + u8 reserved_at_20[0x40]; + + u8 reserved_at_60[0x10]; + u8 vxlan_udp_port[0x10]; +}; + +struct mlx5_ifc_set_l2_table_entry_in_bits { + u8 reserved_at_0[0xa0]; + + u8 reserved_at_a0[0x8]; + u8 table_index[0x18]; + + u8 reserved_at_c0[0x140]; + +}; + +struct mlx5_ifc_delete_l2_table_entry_in_bits { + u8 opcode[0x10]; + u8 reserved_at_10[0x10]; + + u8 reserved_at_20[0x80]; + + u8 reserved_at_a0[0x8]; + u8 table_index[0x18]; + + u8 reserved_at_c0[0x140]; +}; + +struct mlx5_ifc_create_srq_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 srqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_destroy_srq_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 srqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_create_xrc_srq_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 xrc_srqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_destroy_xrc_srq_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 xrc_srqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_create_dct_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 dctn[0x18]; + + u8 ece[0x20]; +}; + +struct mlx5_ifc_destroy_dct_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 dctn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_create_xrq_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 xrqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_destroy_xrq_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 xrqn[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_attach_to_mcg_in_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 qpn[0x18]; + + u8 reserved_at_60[0x20]; + + u8 multicast_gid[16][0x8]; +}; + +struct mlx5_ifc_detach_from_mcg_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 qpn[0x18]; + + u8 reserved_at_60[0x20]; + + u8 multicast_gid[16][0x8]; +}; + +struct mlx5_ifc_alloc_xrcd_out_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x8]; + u8 xrcd[0x18]; + + u8 reserved_at_60[0x20]; +}; + +struct mlx5_ifc_dealloc_xrcd_in_bits { + u8 opcode[0x10]; + u8 uid[0x10]; + + u8 reserved_at_20[0x20]; + + u8 reserved_at_40[0x8]; + u8 xrcd[0x18]; + + u8 reserved_at_60[0x20]; +}; #endif /* MLX5_IFC_H */ diff --git a/providers/mlx5/mlx5_vfio.c b/providers/mlx5/mlx5_vfio.c index 5e55697..0bc9aed 100644 --- a/providers/mlx5/mlx5_vfio.c +++ b/providers/mlx5/mlx5_vfio.c @@ -2460,14 +2460,6 @@ end: return NULL; } -static struct mlx5dv_devx_obj * -vfio_devx_obj_create(struct ibv_context *context, const void *in, - size_t inlen, void *out, size_t outlen) -{ - errno = EOPNOTSUPP; - return NULL; -} - static int vfio_devx_query_eqn(struct ibv_context *ibctx, uint32_t vector, uint32_t *eqn) { @@ -2682,15 +2674,418 @@ static int vfio_init_obj(struct mlx5dv_obj *obj, uint64_t obj_type) return 0; } +static int vfio_devx_general_cmd(struct ibv_context *context, const void *in, + size_t inlen, void *out, size_t outlen) +{ + struct mlx5_vfio_context *ctx = to_mvfio_ctx(context); + + return mlx5_vfio_cmd_exec(ctx, (void *)in, inlen, out, outlen, 0); +} + +static bool devx_is_obj_create_cmd(const void *in) +{ + uint16_t opcode = DEVX_GET(general_obj_in_cmd_hdr, in, opcode); + + switch (opcode) { + case MLX5_CMD_OP_CREATE_GENERAL_OBJECT: + case MLX5_CMD_OP_CREATE_MKEY: + case MLX5_CMD_OP_CREATE_CQ: + case MLX5_CMD_OP_ALLOC_PD: + case MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN: + case MLX5_CMD_OP_CREATE_RMP: + case MLX5_CMD_OP_CREATE_SQ: + case MLX5_CMD_OP_CREATE_RQ: + case MLX5_CMD_OP_CREATE_RQT: + case MLX5_CMD_OP_CREATE_TIR: + case MLX5_CMD_OP_CREATE_TIS: + case MLX5_CMD_OP_ALLOC_Q_COUNTER: + case MLX5_CMD_OP_CREATE_FLOW_TABLE: + case MLX5_CMD_OP_CREATE_FLOW_GROUP: + case MLX5_CMD_OP_CREATE_FLOW_COUNTER: + case MLX5_CMD_OP_ALLOC_PACKET_REFORMAT_CONTEXT: + case MLX5_CMD_OP_ALLOC_MODIFY_HEADER_CONTEXT: + case MLX5_CMD_OP_CREATE_SCHEDULING_ELEMENT: + case MLX5_CMD_OP_ADD_VXLAN_UDP_DPORT: + case MLX5_CMD_OP_SET_L2_TABLE_ENTRY: + case MLX5_CMD_OP_CREATE_QP: + case MLX5_CMD_OP_CREATE_SRQ: + case MLX5_CMD_OP_CREATE_XRC_SRQ: + case MLX5_CMD_OP_CREATE_DCT: + case MLX5_CMD_OP_CREATE_XRQ: + case MLX5_CMD_OP_ATTACH_TO_MCG: + case MLX5_CMD_OP_ALLOC_XRCD: + return true; + case MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY: + { + uint8_t op_mod = DEVX_GET(set_fte_in, in, op_mod); + + if (op_mod == 0) + return true; + return false; + } + case MLX5_CMD_OP_CREATE_PSV: + { + uint8_t num_psv = DEVX_GET(create_psv_in, in, num_psv); + + if (num_psv == 1) + return true; + return false; + } + default: + return false; + } +} + +static uint32_t devx_get_created_obj_id(const void *in, const void *out, + uint16_t opcode) +{ + switch (opcode) { + case MLX5_CMD_OP_CREATE_GENERAL_OBJECT: + return DEVX_GET(general_obj_out_cmd_hdr, out, obj_id); + case MLX5_CMD_OP_CREATE_UMEM: + return DEVX_GET(create_umem_out, out, umem_id); + case MLX5_CMD_OP_CREATE_MKEY: + return DEVX_GET(create_mkey_out, out, mkey_index); + case MLX5_CMD_OP_CREATE_CQ: + return DEVX_GET(create_cq_out, out, cqn); + case MLX5_CMD_OP_ALLOC_PD: + return DEVX_GET(alloc_pd_out, out, pd); + case MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN: + return DEVX_GET(alloc_transport_domain_out, out, + transport_domain); + case MLX5_CMD_OP_CREATE_RMP: + return DEVX_GET(create_rmp_out, out, rmpn); + case MLX5_CMD_OP_CREATE_SQ: + return DEVX_GET(create_sq_out, out, sqn); + case MLX5_CMD_OP_CREATE_RQ: + return DEVX_GET(create_rq_out, out, rqn); + case MLX5_CMD_OP_CREATE_RQT: + return DEVX_GET(create_rqt_out, out, rqtn); + case MLX5_CMD_OP_CREATE_TIR: + return DEVX_GET(create_tir_out, out, tirn); + case MLX5_CMD_OP_CREATE_TIS: + return DEVX_GET(create_tis_out, out, tisn); + case MLX5_CMD_OP_ALLOC_Q_COUNTER: + return DEVX_GET(alloc_q_counter_out, out, counter_set_id); + case MLX5_CMD_OP_CREATE_FLOW_TABLE: + return DEVX_GET(create_flow_table_out, out, table_id); + case MLX5_CMD_OP_CREATE_FLOW_GROUP: + return DEVX_GET(create_flow_group_out, out, group_id); + case MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY: + return DEVX_GET(set_fte_in, in, flow_index); + case MLX5_CMD_OP_CREATE_FLOW_COUNTER: + return DEVX_GET(alloc_flow_counter_out, out, flow_counter_id); + case MLX5_CMD_OP_ALLOC_PACKET_REFORMAT_CONTEXT: + return DEVX_GET(alloc_packet_reformat_context_out, out, + packet_reformat_id); + case MLX5_CMD_OP_ALLOC_MODIFY_HEADER_CONTEXT: + return DEVX_GET(alloc_modify_header_context_out, out, + modify_header_id); + case MLX5_CMD_OP_CREATE_SCHEDULING_ELEMENT: + return DEVX_GET(create_scheduling_element_out, out, + scheduling_element_id); + case MLX5_CMD_OP_ADD_VXLAN_UDP_DPORT: + return DEVX_GET(add_vxlan_udp_dport_in, in, vxlan_udp_port); + case MLX5_CMD_OP_SET_L2_TABLE_ENTRY: + return DEVX_GET(set_l2_table_entry_in, in, table_index); + case MLX5_CMD_OP_CREATE_QP: + return DEVX_GET(create_qp_out, out, qpn); + case MLX5_CMD_OP_CREATE_SRQ: + return DEVX_GET(create_srq_out, out, srqn); + case MLX5_CMD_OP_CREATE_XRC_SRQ: + return DEVX_GET(create_xrc_srq_out, out, xrc_srqn); + case MLX5_CMD_OP_CREATE_DCT: + return DEVX_GET(create_dct_out, out, dctn); + case MLX5_CMD_OP_CREATE_XRQ: + return DEVX_GET(create_xrq_out, out, xrqn); + case MLX5_CMD_OP_ATTACH_TO_MCG: + return DEVX_GET(attach_to_mcg_in, in, qpn); + case MLX5_CMD_OP_ALLOC_XRCD: + return DEVX_GET(alloc_xrcd_out, out, xrcd); + case MLX5_CMD_OP_CREATE_PSV: + return DEVX_GET(create_psv_out, out, psv0_index); + default: + /* The entry must match to one of the devx_is_obj_create_cmd */ + assert(false); + return 0; + } +} + +static void devx_obj_build_destroy_cmd(const void *in, void *out, + void *din, uint32_t *dinlen, + struct mlx5dv_devx_obj *obj) +{ + uint16_t opcode = DEVX_GET(general_obj_in_cmd_hdr, in, opcode); + uint16_t uid = DEVX_GET(general_obj_in_cmd_hdr, in, uid); + uint32_t *obj_id = &obj->object_id; + + *obj_id = devx_get_created_obj_id(in, out, opcode); + *dinlen = DEVX_ST_SZ_BYTES(general_obj_in_cmd_hdr); + DEVX_SET(general_obj_in_cmd_hdr, din, uid, uid); + + switch (opcode) { + case MLX5_CMD_OP_CREATE_GENERAL_OBJECT: + DEVX_SET(general_obj_in_cmd_hdr, din, opcode, MLX5_CMD_OP_DESTROY_GENERAL_OBJECT); + DEVX_SET(general_obj_in_cmd_hdr, din, obj_id, *obj_id); + DEVX_SET(general_obj_in_cmd_hdr, din, obj_type, + DEVX_GET(general_obj_in_cmd_hdr, in, obj_type)); + break; + + case MLX5_CMD_OP_CREATE_UMEM: + DEVX_SET(destroy_umem_in, din, opcode, + MLX5_CMD_OP_DESTROY_UMEM); + DEVX_SET(destroy_umem_in, din, umem_id, *obj_id); + break; + case MLX5_CMD_OP_CREATE_MKEY: + DEVX_SET(destroy_mkey_in, din, opcode, + MLX5_CMD_OP_DESTROY_MKEY); + DEVX_SET(destroy_mkey_in, din, mkey_index, *obj_id); + break; + case MLX5_CMD_OP_CREATE_CQ: + DEVX_SET(destroy_cq_in, din, opcode, MLX5_CMD_OP_DESTROY_CQ); + DEVX_SET(destroy_cq_in, din, cqn, *obj_id); + break; + case MLX5_CMD_OP_ALLOC_PD: + DEVX_SET(dealloc_pd_in, din, opcode, MLX5_CMD_OP_DEALLOC_PD); + DEVX_SET(dealloc_pd_in, din, pd, *obj_id); + break; + case MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN: + DEVX_SET(dealloc_transport_domain_in, din, opcode, + MLX5_CMD_OP_DEALLOC_TRANSPORT_DOMAIN); + DEVX_SET(dealloc_transport_domain_in, din, transport_domain, + *obj_id); + break; + case MLX5_CMD_OP_CREATE_RMP: + DEVX_SET(destroy_rmp_in, din, opcode, MLX5_CMD_OP_DESTROY_RMP); + DEVX_SET(destroy_rmp_in, din, rmpn, *obj_id); + break; + case MLX5_CMD_OP_CREATE_SQ: + DEVX_SET(destroy_sq_in, din, opcode, MLX5_CMD_OP_DESTROY_SQ); + DEVX_SET(destroy_sq_in, din, sqn, *obj_id); + break; + case MLX5_CMD_OP_CREATE_RQ: + DEVX_SET(destroy_rq_in, din, opcode, MLX5_CMD_OP_DESTROY_RQ); + DEVX_SET(destroy_rq_in, din, rqn, *obj_id); + break; + case MLX5_CMD_OP_CREATE_RQT: + DEVX_SET(destroy_rqt_in, din, opcode, MLX5_CMD_OP_DESTROY_RQT); + DEVX_SET(destroy_rqt_in, din, rqtn, *obj_id); + break; + case MLX5_CMD_OP_CREATE_TIR: + DEVX_SET(destroy_tir_in, din, opcode, MLX5_CMD_OP_DESTROY_TIR); + DEVX_SET(destroy_tir_in, din, tirn, *obj_id); + break; + case MLX5_CMD_OP_CREATE_TIS: + DEVX_SET(destroy_tis_in, din, opcode, MLX5_CMD_OP_DESTROY_TIS); + DEVX_SET(destroy_tis_in, din, tisn, *obj_id); + break; + case MLX5_CMD_OP_ALLOC_Q_COUNTER: + DEVX_SET(dealloc_q_counter_in, din, opcode, + MLX5_CMD_OP_DEALLOC_Q_COUNTER); + DEVX_SET(dealloc_q_counter_in, din, counter_set_id, *obj_id); + break; + case MLX5_CMD_OP_CREATE_FLOW_TABLE: + *dinlen = DEVX_ST_SZ_BYTES(destroy_flow_table_in); + DEVX_SET(destroy_flow_table_in, din, other_vport, + DEVX_GET(create_flow_table_in, in, other_vport)); + DEVX_SET(destroy_flow_table_in, din, vport_number, + DEVX_GET(create_flow_table_in, in, vport_number)); + DEVX_SET(destroy_flow_table_in, din, table_type, + DEVX_GET(create_flow_table_in, in, table_type)); + DEVX_SET(destroy_flow_table_in, din, table_id, *obj_id); + DEVX_SET(destroy_flow_table_in, din, opcode, + MLX5_CMD_OP_DESTROY_FLOW_TABLE); + break; + case MLX5_CMD_OP_CREATE_FLOW_GROUP: + *dinlen = DEVX_ST_SZ_BYTES(destroy_flow_group_in); + DEVX_SET(destroy_flow_group_in, din, other_vport, + DEVX_GET(create_flow_group_in, in, other_vport)); + DEVX_SET(destroy_flow_group_in, din, vport_number, + DEVX_GET(create_flow_group_in, in, vport_number)); + DEVX_SET(destroy_flow_group_in, din, table_type, + DEVX_GET(create_flow_group_in, in, table_type)); + DEVX_SET(destroy_flow_group_in, din, table_id, + DEVX_GET(create_flow_group_in, in, table_id)); + DEVX_SET(destroy_flow_group_in, din, group_id, *obj_id); + DEVX_SET(destroy_flow_group_in, din, opcode, + MLX5_CMD_OP_DESTROY_FLOW_GROUP); + break; + case MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY: + *dinlen = DEVX_ST_SZ_BYTES(delete_fte_in); + DEVX_SET(delete_fte_in, din, other_vport, + DEVX_GET(set_fte_in, in, other_vport)); + DEVX_SET(delete_fte_in, din, vport_number, + DEVX_GET(set_fte_in, in, vport_number)); + DEVX_SET(delete_fte_in, din, table_type, + DEVX_GET(set_fte_in, in, table_type)); + DEVX_SET(delete_fte_in, din, table_id, + DEVX_GET(set_fte_in, in, table_id)); + DEVX_SET(delete_fte_in, din, flow_index, *obj_id); + DEVX_SET(delete_fte_in, din, opcode, + MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY); + break; + case MLX5_CMD_OP_CREATE_FLOW_COUNTER: + DEVX_SET(dealloc_flow_counter_in, din, opcode, + MLX5_CMD_OP_DEALLOC_FLOW_COUNTER); + DEVX_SET(dealloc_flow_counter_in, din, flow_counter_id, + *obj_id); + break; + case MLX5_CMD_OP_ALLOC_PACKET_REFORMAT_CONTEXT: + DEVX_SET(dealloc_packet_reformat_context_in, din, opcode, + MLX5_CMD_OP_DEALLOC_PACKET_REFORMAT_CONTEXT); + DEVX_SET(dealloc_packet_reformat_context_in, din, + packet_reformat_id, *obj_id); + break; + case MLX5_CMD_OP_ALLOC_MODIFY_HEADER_CONTEXT: + DEVX_SET(dealloc_modify_header_context_in, din, opcode, + MLX5_CMD_OP_DEALLOC_MODIFY_HEADER_CONTEXT); + DEVX_SET(dealloc_modify_header_context_in, din, + modify_header_id, *obj_id); + break; + case MLX5_CMD_OP_CREATE_SCHEDULING_ELEMENT: + *dinlen = DEVX_ST_SZ_BYTES(destroy_scheduling_element_in); + DEVX_SET(destroy_scheduling_element_in, din, + scheduling_hierarchy, + DEVX_GET(create_scheduling_element_in, in, + scheduling_hierarchy)); + DEVX_SET(destroy_scheduling_element_in, din, + scheduling_element_id, *obj_id); + DEVX_SET(destroy_scheduling_element_in, din, opcode, + MLX5_CMD_OP_DESTROY_SCHEDULING_ELEMENT); + break; + case MLX5_CMD_OP_ADD_VXLAN_UDP_DPORT: + *dinlen = DEVX_ST_SZ_BYTES(delete_vxlan_udp_dport_in); + DEVX_SET(delete_vxlan_udp_dport_in, din, vxlan_udp_port, *obj_id); + DEVX_SET(delete_vxlan_udp_dport_in, din, opcode, + MLX5_CMD_OP_DELETE_VXLAN_UDP_DPORT); + break; + case MLX5_CMD_OP_SET_L2_TABLE_ENTRY: + *dinlen = DEVX_ST_SZ_BYTES(delete_l2_table_entry_in); + DEVX_SET(delete_l2_table_entry_in, din, table_index, *obj_id); + DEVX_SET(delete_l2_table_entry_in, din, opcode, + MLX5_CMD_OP_DELETE_L2_TABLE_ENTRY); + break; + case MLX5_CMD_OP_CREATE_QP: + DEVX_SET(destroy_qp_in, din, opcode, MLX5_CMD_OP_DESTROY_QP); + DEVX_SET(destroy_qp_in, din, qpn, *obj_id); + break; + case MLX5_CMD_OP_CREATE_SRQ: + DEVX_SET(destroy_srq_in, din, opcode, MLX5_CMD_OP_DESTROY_SRQ); + DEVX_SET(destroy_srq_in, din, srqn, *obj_id); + break; + case MLX5_CMD_OP_CREATE_XRC_SRQ: + DEVX_SET(destroy_xrc_srq_in, din, opcode, + MLX5_CMD_OP_DESTROY_XRC_SRQ); + DEVX_SET(destroy_xrc_srq_in, din, xrc_srqn, *obj_id); + break; + case MLX5_CMD_OP_CREATE_DCT: + DEVX_SET(destroy_dct_in, din, opcode, MLX5_CMD_OP_DESTROY_DCT); + DEVX_SET(destroy_dct_in, din, dctn, *obj_id); + break; + case MLX5_CMD_OP_CREATE_XRQ: + DEVX_SET(destroy_xrq_in, din, opcode, MLX5_CMD_OP_DESTROY_XRQ); + DEVX_SET(destroy_xrq_in, din, xrqn, *obj_id); + break; + case MLX5_CMD_OP_ATTACH_TO_MCG: + *dinlen = DEVX_ST_SZ_BYTES(detach_from_mcg_in); + DEVX_SET(detach_from_mcg_in, din, qpn, + DEVX_GET(attach_to_mcg_in, in, qpn)); + memcpy(DEVX_ADDR_OF(detach_from_mcg_in, din, multicast_gid), + DEVX_ADDR_OF(attach_to_mcg_in, in, multicast_gid), + DEVX_FLD_SZ_BYTES(attach_to_mcg_in, multicast_gid)); + DEVX_SET(detach_from_mcg_in, din, opcode, + MLX5_CMD_OP_DETACH_FROM_MCG); + DEVX_SET(detach_from_mcg_in, din, qpn, *obj_id); + break; + case MLX5_CMD_OP_ALLOC_XRCD: + DEVX_SET(dealloc_xrcd_in, din, opcode, + MLX5_CMD_OP_DEALLOC_XRCD); + DEVX_SET(dealloc_xrcd_in, din, xrcd, *obj_id); + break; + case MLX5_CMD_OP_CREATE_PSV: + DEVX_SET(destroy_psv_in, din, opcode, + MLX5_CMD_OP_DESTROY_PSV); + DEVX_SET(destroy_psv_in, din, psvn, *obj_id); + break; + default: + /* The entry must match to one of the devx_is_obj_create_cmd */ + assert(false); + break; + } +} + +static struct mlx5dv_devx_obj * +vfio_devx_obj_create(struct ibv_context *context, const void *in, + size_t inlen, void *out, size_t outlen) +{ + struct mlx5_vfio_context *ctx = to_mvfio_ctx(context); + struct mlx5_devx_obj *obj; + int ret; + + if (!devx_is_obj_create_cmd(in)) { + errno = EINVAL; + return NULL; + } + + obj = calloc(1, sizeof(*obj)); + if (!obj) { + errno = ENOMEM; + return NULL; + } + + ret = mlx5_vfio_cmd_exec(ctx, (void *)in, inlen, out, outlen, 0); + if (ret) + goto fail; + + devx_obj_build_destroy_cmd(in, out, obj->dinbox, + &obj->dinlen, &obj->dv_obj); + obj->dv_obj.context = context; + + return &obj->dv_obj; +fail: + free(obj); + return NULL; +} + static int vfio_devx_obj_query(struct mlx5dv_devx_obj *obj, const void *in, size_t inlen, void *out, size_t outlen) { - return EOPNOTSUPP; + struct mlx5_vfio_context *ctx = to_mvfio_ctx(obj->context); + + return mlx5_vfio_cmd_exec(ctx, (void *)in, inlen, out, outlen, 0); +} + +static int vfio_devx_obj_modify(struct mlx5dv_devx_obj *obj, const void *in, + size_t inlen, void *out, size_t outlen) +{ + struct mlx5_vfio_context *ctx = to_mvfio_ctx(obj->context); + + return mlx5_vfio_cmd_exec(ctx, (void *)in, inlen, out, outlen, 0); +} + +static int vfio_devx_obj_destroy(struct mlx5dv_devx_obj *obj) +{ + struct mlx5_devx_obj *mobj = container_of(obj, + struct mlx5_devx_obj, dv_obj); + struct mlx5_vfio_context *ctx = to_mvfio_ctx(obj->context); + uint32_t out[DEVX_ST_SZ_DW(general_obj_out_cmd_hdr)]; + int ret; + + ret = mlx5_vfio_cmd_exec(ctx, mobj->dinbox, mobj->dinlen, + out, sizeof(out), 0); + if (ret) + return ret; + + free(mobj); + return 0; } static struct mlx5_dv_context_ops mlx5_vfio_dv_ctx_ops = { + .devx_general_cmd = vfio_devx_general_cmd, .devx_obj_create = vfio_devx_obj_create, .devx_obj_query = vfio_devx_obj_query, + .devx_obj_modify = vfio_devx_obj_modify, + .devx_obj_destroy = vfio_devx_obj_destroy, .devx_query_eqn = vfio_devx_query_eqn, .devx_alloc_uar = vfio_devx_alloc_uar, .devx_free_uar = vfio_devx_free_uar, diff --git a/providers/mlx5/mlx5_vfio.h b/providers/mlx5/mlx5_vfio.h index 766c48c..2165a22 100644 --- a/providers/mlx5/mlx5_vfio.h +++ b/providers/mlx5/mlx5_vfio.h @@ -9,6 +9,7 @@ #include #include #include "mlx5.h" +#include "mlx5_ifc.h" #include #include @@ -303,6 +304,13 @@ struct mlx5_vfio_context { struct mlx5_dv_context_ops *dv_ctx_ops; }; +#define MLX5_MAX_DESTROY_INBOX_SIZE_DW DEVX_ST_SZ_DW(delete_fte_in) +struct mlx5_devx_obj { + struct mlx5dv_devx_obj dv_obj; + uint32_t dinbox[MLX5_MAX_DESTROY_INBOX_SIZE_DW]; + uint32_t dinlen; +}; + static inline struct mlx5_vfio_device *to_mvfio_dev(struct ibv_device *ibdev) { return container_of(ibdev, struct mlx5_vfio_device, vdev.device); -- 1.8.3.1