include/linux/mlx4/device.h

Source file repositories/reference/linux-study-clean/include/linux/mlx4/device.h

File Facts

System
Linux kernel
Corpus path
include/linux/mlx4/device.h
Extension
.h
Size
43182 bytes
Lines
1608
Domain
Core OS
Bucket
Core Kernel Interface
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

struct mlx4_rate_limit_caps {
	u16	num_rates; /* Number of different rates */
	u8	min_unit;
	u16	min_val;
	u8	max_unit;
	u16	max_val;
};

static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor)
{
	return (major << 32) | (minor << 16) | subminor;
}

struct mlx4_phys_caps {
	u32			gid_phys_table_len[MLX4_MAX_PORTS + 1];
	u32			pkey_phys_table_len[MLX4_MAX_PORTS + 1];
	u32			num_phys_eqs;
	u32			base_sqpn;
	u32			base_proxy_sqpn;
	u32			base_tunnel_sqpn;
};

struct mlx4_spec_qps {
	u32 qp0_qkey;
	u32 qp0_proxy;
	u32 qp0_tunnel;
	u32 qp1_proxy;
	u32 qp1_tunnel;
};

struct mlx4_caps {
	u64			fw_ver;
	u32			function;
	int			num_ports;
	int			vl_cap[MLX4_MAX_PORTS + 1];
	int			ib_mtu_cap[MLX4_MAX_PORTS + 1];
	__be32			ib_port_def_cap[MLX4_MAX_PORTS + 1];
	u64			def_mac[MLX4_MAX_PORTS + 1];
	int			eth_mtu_cap[MLX4_MAX_PORTS + 1];
	int			gid_table_len[MLX4_MAX_PORTS + 1];
	int			pkey_table_len[MLX4_MAX_PORTS + 1];
	int			trans_type[MLX4_MAX_PORTS + 1];
	int			vendor_oui[MLX4_MAX_PORTS + 1];
	int			wavelength[MLX4_MAX_PORTS + 1];
	u64			trans_code[MLX4_MAX_PORTS + 1];
	int			local_ca_ack_delay;
	int			num_uars;
	u32			uar_page_size;
	int			bf_reg_size;
	int			bf_regs_per_page;
	int			max_sq_sg;
	int			max_rq_sg;
	int			num_qps;
	int			max_wqes;
	int			max_sq_desc_sz;
	int			max_rq_desc_sz;
	int			max_qp_init_rdma;
	int			max_qp_dest_rdma;
	int			max_tc_eth;
	struct mlx4_spec_qps   *spec_qps;
	int			num_srqs;
	int			max_srq_wqes;
	int			max_srq_sge;
	int			reserved_srqs;
	int			num_cqs;
	int			max_cqes;
	int			reserved_cqs;
	int			num_sys_eqs;
	int			num_eqs;
	int			reserved_eqs;
	int			num_comp_vectors;
	int			num_mpts;
	int			num_mtts;
	int			fmr_reserved_mtts;
	int			reserved_mtts;
	int			reserved_mrws;
	int			reserved_uars;
	int			num_mgms;
	int			num_amgms;
	int			reserved_mcgs;
	int			num_qp_per_mgm;
	int			steering_mode;
	int			dmfs_high_steer_mode;
	int			fs_log_max_ucast_qp_range_size;
	int			num_pds;
	int			reserved_pds;
	int			max_xrcds;
	int			reserved_xrcds;
	int			mtt_entry_sz;
	u32			max_msg_sz;

Annotation

Implementation Notes