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/* 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 = 0x0,
MLX5_VIRTIO_Q_EVENT_MODE_QP_MODE = 0x1,
MLX5_VIRTIO_Q_EVENT_MODE_MSIX_MODE = 0x2,
};
enum {
MLX5_VIRTIO_EMULATION_CAP_VIRTIO_QUEUE_TYPE_SPLIT = 0x1, // do I check this caps?
MLX5_VIRTIO_EMULATION_CAP_VIRTIO_QUEUE_TYPE_PACKED = 0x2,
};
enum {
MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_SPLIT = 0,
MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_PACKED = 1,
};
struct mlx5_ifc_virtio_q_bits {
u8 virtio_q_type[0x8];
u8 reserved_at_8[0x5];
u8 event_mode[0x3];
u8 queue_index[0x10];
u8 full_emulation[0x1];
u8 virtio_version_1_0[0x1];
u8 reserved_at_22[0x2];
u8 offload_type[0x4];
u8 event_qpn_or_msix[0x18];
u8 doorbell_stride_index[0x10];
u8 queue_size[0x10];
u8 device_emulation_id[0x20];
u8 desc_addr[0x40];
u8 used_addr[0x40];
u8 available_addr[0x40];
u8 virtio_q_mkey[0x20];
u8 max_tunnel_desc[0x10];
u8 reserved_at_170[0x8];
u8 error_type[0x8];
u8 umem_1_id[0x20];
u8 umem_1_size[0x20];
u8 umem_1_offset[0x40];
u8 umem_2_id[0x20];
u8 umem_2_size[0x20];
u8 umem_2_offset[0x40];
u8 umem_3_id[0x20];
u8 umem_3_size[0x20];
u8 umem_3_offset[0x40];
u8 counter_set_id[0x20];
u8 reserved_at_320[0x8];
u8 pd[0x18];
u8 reserved_at_340[0xc0];
};
struct mlx5_ifc_virtio_net_q_object_bits {
u8 modify_field_select[0x40];
u8 reserved_at_40[0x20];
u8 vhca_id[0x10];
u8 reserved_at_70[0x10];
u8 queue_feature_bit_mask_12_3[0xa];
u8 dirty_bitmap_dump_enable[0x1];
u8 vhost_log_page[0x5];
u8 reserved_at_90[0xc];
u8 state[0x4];
u8 reserved_at_a0[0x5];
u8 queue_feature_bit_mask_2_0[0x3];
u8 tisn_or_qpn[0x18];
u8 dirty_bitmap_mkey[0x20];
u8 dirty_bitmap_size[0x20];
u8 dirty_bitmap_addr[0x40];
u8 hw_available_index[0x10];
u8 hw_used_index[0x10];
u8 reserved_at_160[0xa0];
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,
};
enum {
MLX5_VIRTIO_NET_Q_OBJECT_STATE_INIT = 0x0,
MLX5_VIRTIO_NET_Q_OBJECT_STATE_RDY = 0x1,
MLX5_VIRTIO_NET_Q_OBJECT_STATE_SUSPEND = 0x2,
MLX5_VIRTIO_NET_Q_OBJECT_STATE_ERR = 0x3,
};
enum {
MLX5_RQTC_LIST_Q_TYPE_RQ = 0x0,
MLX5_RQTC_LIST_Q_TYPE_VIRTIO_NET_Q = 0x1,
};
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;
};
#endif /* __MLX5_IFC_VDPA_H_ */
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