/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
/* Copyright (c) 2020 Mellanox Technologies Ltd. */
#ifndef __MLX5_IFC_VDPA_H_
#define __MLX5_IFC_VDPA_H_
enum {
MLX5_VIRTIO_Q_EVENT_MODE_NO_MSIX_MODE = 0 x0,
MLX5_VIRTIO_Q_EVENT_MODE_QP_MODE = 0 x1,
MLX5_VIRTIO_Q_EVENT_MODE_MSIX_MODE = 0 x2,
};
enum {
MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_SPLIT = 0 ,
MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_PACKED = 1 ,
};
enum {
MLX5_VIRTIO_EMULATION_CAP_VIRTIO_QUEUE_TYPE_SPLIT =
BIT(MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_SPLIT),
MLX5_VIRTIO_EMULATION_CAP_VIRTIO_QUEUE_TYPE_PACKED =
BIT(MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_PACKED),
};
struct mlx5_ifc_virtio_q_bits {
u8 virtio_q_type[0 x8];
u8 reserved_at_8[0 x5];
u8 event_mode[0 x3];
u8 queue_index[0 x10];
u8 full_emulation[0 x1];
u8 virtio_version_1_0[0 x1];
u8 reserved_at_22[0 x2];
u8 offload_type[0 x4];
u8 event_qpn_or_msix[0 x18];
u8 doorbell_stride_index[0 x10];
u8 queue_size[0 x10];
u8 device_emulation_id[0 x20];
u8 desc_addr[0 x40];
u8 used_addr[0 x40];
u8 available_addr[0 x40];
u8 virtio_q_mkey[0 x20];
u8 max_tunnel_desc[0 x10];
u8 reserved_at_170[0 x8];
u8 error_type[0 x8];
u8 umem_1_id[0 x20];
u8 umem_1_size[0 x20];
u8 umem_1_offset[0 x40];
u8 umem_2_id[0 x20];
u8 umem_2_size[0 x20];
u8 umem_2_offset[0 x40];
u8 umem_3_id[0 x20];
u8 umem_3_size[0 x20];
u8 umem_3_offset[0 x40];
u8 counter_set_id[0 x20];
u8 reserved_at_320[0 x8];
u8 pd[0 x18];
u8 reserved_at_340[0 x20];
u8 desc_group_mkey[0 x20];
u8 reserved_at_380[0 x80];
};
struct mlx5_ifc_virtio_net_q_object_bits {
u8 modify_field_select[0 x40];
u8 reserved_at_40[0 x20];
u8 vhca_id[0 x10];
u8 reserved_at_70[0 x10];
u8 queue_feature_bit_mask_12_3[0 xa];
u8 dirty_bitmap_dump_enable[0 x1];
u8 vhost_log_page[0 x5];
u8 reserved_at_90[0 xc];
u8 state[0 x4];
u8 reserved_at_a0[0 x5];
u8 queue_feature_bit_mask_2_0[0 x3];
u8 tisn_or_qpn[0 x18];
u8 dirty_bitmap_mkey[0 x20];
u8 dirty_bitmap_size[0 x20];
u8 dirty_bitmap_addr[0 x40];
u8 hw_available_index[0 x10];
u8 hw_used_index[0 x10];
u8 reserved_at_160[0 xa0];
struct mlx5_ifc_virtio_q_bits virtio_q_context;
};
struct mlx5_ifc_create_virtio_net_q_in_bits {
struct mlx5_ifc_general_obj_in_cmd_hdr_bits general_obj_in_cmd_hdr;
struct mlx5_ifc_virtio_net_q_object_bits obj_context;
};
struct mlx5_ifc_create_virtio_net_q_out_bits {
struct mlx5_ifc_general_obj_out_cmd_hdr_bits general_obj_out_cmd_hdr;
};
struct mlx5_ifc_destroy_virtio_net_q_in_bits {
struct mlx5_ifc_general_obj_in_cmd_hdr_bits general_obj_out_cmd_hdr;
};
struct mlx5_ifc_destroy_virtio_net_q_out_bits {
struct mlx5_ifc_general_obj_out_cmd_hdr_bits general_obj_out_cmd_hdr;
};
struct mlx5_ifc_query_virtio_net_q_in_bits {
struct mlx5_ifc_general_obj_in_cmd_hdr_bits general_obj_in_cmd_hdr;
};
struct mlx5_ifc_query_virtio_net_q_out_bits {
struct mlx5_ifc_general_obj_out_cmd_hdr_bits general_obj_out_cmd_hdr;
struct mlx5_ifc_virtio_net_q_object_bits obj_context;
};
enum {
MLX5_VIRTQ_MODIFY_MASK_STATE = (u64)1 << 0 ,
MLX5_VIRTQ_MODIFY_MASK_DIRTY_BITMAP_PARAMS = (u64)1 << 3 ,
MLX5_VIRTQ_MODIFY_MASK_DIRTY_BITMAP_DUMP_ENABLE = (u64)1 << 4 ,
MLX5_VIRTQ_MODIFY_MASK_VIRTIO_Q_ADDRS = (u64)1 << 6 ,
MLX5_VIRTQ_MODIFY_MASK_VIRTIO_Q_AVAIL_IDX = (u64)1 << 7 ,
MLX5_VIRTQ_MODIFY_MASK_VIRTIO_Q_USED_IDX = (u64)1 << 8 ,
MLX5_VIRTQ_MODIFY_MASK_QUEUE_VIRTIO_VERSION = (u64)1 << 10 ,
MLX5_VIRTQ_MODIFY_MASK_VIRTIO_Q_MKEY = (u64)1 << 11 ,
MLX5_VIRTQ_MODIFY_MASK_QUEUE_FEATURES = (u64)1 << 12 ,
MLX5_VIRTQ_MODIFY_MASK_DESC_GROUP_MKEY = (u64)1 << 14 ,
};
enum {
MLX5_VIRTIO_NET_Q_OBJECT_STATE_INIT = 0 x0,
MLX5_VIRTIO_NET_Q_OBJECT_STATE_RDY = 0 x1,
MLX5_VIRTIO_NET_Q_OBJECT_STATE_SUSPEND = 0 x2,
MLX5_VIRTIO_NET_Q_OBJECT_STATE_ERR = 0 x3,
};
/* This indicates that the object was not created or has already
* been desroyed. It is very safe to assume that this object will never
* have so many states
*/
enum {
MLX5_VIRTIO_NET_Q_OBJECT_NONE = 0 xffffffff
};
enum {
MLX5_RQTC_LIST_Q_TYPE_RQ = 0 x0,
MLX5_RQTC_LIST_Q_TYPE_VIRTIO_NET_Q = 0 x1,
};
struct mlx5_ifc_modify_virtio_net_q_in_bits {
struct mlx5_ifc_general_obj_in_cmd_hdr_bits general_obj_in_cmd_hdr;
struct mlx5_ifc_virtio_net_q_object_bits obj_context;
};
struct mlx5_ifc_modify_virtio_net_q_out_bits {
struct mlx5_ifc_general_obj_out_cmd_hdr_bits general_obj_out_cmd_hdr;
};
struct mlx5_ifc_virtio_q_counters_bits {
u8 modify_field_select[0 x40];
u8 reserved_at_40[0 x40];
u8 received_desc[0 x40];
u8 completed_desc[0 x40];
u8 error_cqes[0 x20];
u8 bad_desc_errors[0 x20];
u8 exceed_max_chain[0 x20];
u8 invalid_buffer[0 x20];
u8 reserved_at_180[0 x280];
};
struct mlx5_ifc_create_virtio_q_counters_in_bits {
struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
struct mlx5_ifc_virtio_q_counters_bits virtio_q_counters;
};
struct mlx5_ifc_create_virtio_q_counters_out_bits {
struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
struct mlx5_ifc_virtio_q_counters_bits virtio_q_counters;
};
struct mlx5_ifc_destroy_virtio_q_counters_in_bits {
struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
};
struct mlx5_ifc_destroy_virtio_q_counters_out_bits {
struct mlx5_ifc_general_obj_out_cmd_hdr_bits hdr;
};
struct mlx5_ifc_query_virtio_q_counters_in_bits {
struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
};
struct mlx5_ifc_query_virtio_q_counters_out_bits {
struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
struct mlx5_ifc_virtio_q_counters_bits counters;
};
#endif /* __MLX5_IFC_VDPA_H_ */
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