mad.c File Reference

#include <rdma/ib_mad.h>
#include <rdma/ib_smi.h>
#include <rdma/ib_sa.h>
#include <rdma/ib_cache.h>
#include <linux/random.h>
#include <linux/mlx4/cmd.h>
#include <linux/gfp.h>
#include <rdma/ib_pma.h>
#include "mlx4_ib.h"

Go to the source code of this file.

Data Structures
struct	mlx4_mad_rcv_buf
struct	mlx4_mad_snd_buf
struct	mlx4_tunnel_mad
struct	mlx4_rcv_tunnel_mad

Macros
#define	MLX4_TUN_SEND_WRID_SHIFT   34
#define	MLX4_TUN_QPN_SHIFT   32
#define	MLX4_TUN_WRID_RECV   (((u64) 1) << MLX4_TUN_SEND_WRID_SHIFT)
#define	MLX4_TUN_SET_WRID_QPN(a)   (((u64) ((a) & 0x3)) << MLX4_TUN_QPN_SHIFT)
#define	MLX4_TUN_IS_RECV(a)   (((a) >> MLX4_TUN_SEND_WRID_SHIFT) & 0x1)
#define	MLX4_TUN_WRID_QPN(a)   (((a) >> MLX4_TUN_QPN_SHIFT) & 0x3)
#define	GET_BLK_PTR_FROM_EQE(eqe)   be32_to_cpu(eqe->event.port_mgmt_change.params.tbl_change_info.block_ptr)
#define	GET_MASK_FROM_EQE(eqe)   be32_to_cpu(eqe->event.port_mgmt_change.params.tbl_change_info.tbl_entries_mask)
#define	NUM_IDX_IN_PKEY_TBL_BLK   32
#define	GUID_TBL_ENTRY_SIZE   8 /* size in bytes */
#define	GUID_TBL_BLK_NUM_ENTRIES   8
#define	GUID_TBL_BLK_SIZE   (GUID_TBL_ENTRY_SIZE * GUID_TBL_BLK_NUM_ENTRIES)
#define	NODE_GUID_HI   ((u64) (((u64)IB_OPENIB_OUI) << 40))

Enumerations
enum	{ MLX4_IB_VENDOR_CLASS1 = 0x9, MLX4_IB_VENDOR_CLASS2 = 0xa }

Functions
__be64	mlx4_ib_gen_node_guid (void)
__be64	mlx4_ib_get_new_demux_tid (struct mlx4_ib_demux_ctx *ctx)
int	mlx4_MAD_IFC (struct mlx4_ib_dev *dev, int mad_ifc_flags, int port, struct ib_wc *in_wc, struct ib_grh *in_grh, void *in_mad, void *response_mad)
int	mlx4_ib_find_real_gid (struct ib_device *ibdev, u8 port, __be64 guid)
int	mlx4_ib_send_to_slave (struct mlx4_ib_dev *dev, int slave, u8 port, enum ib_qp_type dest_qpt, struct ib_wc *wc, struct ib_grh *grh, struct ib_mad *mad)
int	mlx4_ib_process_mad (struct ib_device *ibdev, int mad_flags, u8 port_num, struct ib_wc *in_wc, struct ib_grh *in_grh, struct ib_mad *in_mad, struct ib_mad *out_mad)
int	mlx4_ib_mad_init (struct mlx4_ib_dev *dev)
void	mlx4_ib_mad_cleanup (struct mlx4_ib_dev *dev)
void	handle_port_mgmt_change_event (struct work_struct *work)
void	mlx4_ib_dispatch_event (struct mlx4_ib_dev *dev, u8 port_num, enum ib_event_type type)
int	mlx4_ib_send_to_wire (struct mlx4_ib_dev *dev, int slave, u8 port, enum ib_qp_type dest_qpt, u16 pkey_index, u32 remote_qpn, u32 qkey, struct ib_ah_attr *attr, struct ib_mad *mad)
void	mlx4_ib_tunnels_update_work (struct work_struct *work)
int	mlx4_ib_init_sriov (struct mlx4_ib_dev *dev)
void	mlx4_ib_close_sriov (struct mlx4_ib_dev *dev)

Variables
struct mlx4_mad_rcv_buf	__packed

Macro Definition Documentation

#define GET_BLK_PTR_FROM_EQE

(

eqe

)

be32_to_cpu(eqe->event.port_mgmt_change.params.tbl_change_info.block_ptr)

Definition at line 60 of file mad.c.

#define GET_MASK_FROM_EQE

(

eqe

)

be32_to_cpu(eqe->event.port_mgmt_change.params.tbl_change_info.tbl_entries_mask)

Definition at line 61 of file mad.c.

#define GUID_TBL_BLK_NUM_ENTRIES   8

Definition at line 64 of file mad.c.

#define GUID_TBL_BLK_SIZE   (GUID_TBL_ENTRY_SIZE * GUID_TBL_BLK_NUM_ENTRIES)

Definition at line 65 of file mad.c.

#define GUID_TBL_ENTRY_SIZE   8 /* size in bytes */

Definition at line 63 of file mad.c.

#define MLX4_TUN_IS_RECV

(

a

)

(((a) >> MLX4_TUN_SEND_WRID_SHIFT) & 0x1)

Definition at line 55 of file mad.c.

#define MLX4_TUN_QPN_SHIFT   32

Definition at line 51 of file mad.c.

#define MLX4_TUN_SEND_WRID_SHIFT   34

Definition at line 50 of file mad.c.

#define MLX4_TUN_SET_WRID_QPN

(

a

)

(((u64) ((a) & 0x3)) << MLX4_TUN_QPN_SHIFT)

Definition at line 53 of file mad.c.

#define MLX4_TUN_WRID_QPN

(

a

)

(((a) >> MLX4_TUN_QPN_SHIFT) & 0x3)

Definition at line 56 of file mad.c.

#define MLX4_TUN_WRID_RECV   (((u64) 1) << MLX4_TUN_SEND_WRID_SHIFT)

Definition at line 52 of file mad.c.

#define NODE_GUID_HI   ((u64) (((u64)IB_OPENIB_OUI) << 40))

#define NUM_IDX_IN_PKEY_TBL_BLK   32

Definition at line 62 of file mad.c.

Enumeration Type Documentation

anonymous enum

Enumerator:

MLX4_IB_VENDOR_CLASS1
MLX4_IB_VENDOR_CLASS2

Definition at line 45 of file mad.c.

Function Documentation

void handle_port_mgmt_change_event

(

struct work_struct *

work

)

Definition at line 943 of file mad.c.

void mlx4_ib_close_sriov

(

struct mlx4_ib_dev *

dev

)

Definition at line 2024 of file mad.c.

void mlx4_ib_dispatch_event	(	struct mlx4_ib_dev *	dev,
		u8	port_num,
		enum ib_event_type	type
	)

Definition at line 1006 of file mad.c.

int mlx4_ib_find_real_gid	(	struct ib_device *	ibdev,
		u8	port,
		__be64	guid
	)

Definition at line 399 of file mad.c.

__be64 mlx4_ib_gen_node_guid

(

void

)

Definition at line 93 of file mad.c.

__be64 mlx4_ib_get_new_demux_tid

(

struct mlx4_ib_demux_ctx *

ctx

)

Definition at line 99 of file mad.c.

int mlx4_ib_init_sriov

(

struct mlx4_ib_dev *

dev

)

Definition at line 1951 of file mad.c.

void mlx4_ib_mad_cleanup

(

struct mlx4_ib_dev *

dev

)

Definition at line 840 of file mad.c.

int mlx4_ib_mad_init

(

struct mlx4_ib_dev *

dev

)

Definition at line 804 of file mad.c.

int mlx4_ib_process_mad	(	struct ib_device *	ibdev,
		int	mad_flags,
		u8	port_num,
		struct ib_wc *	in_wc,
		struct ib_grh *	in_grh,
		struct ib_mad *	in_mad,
		struct ib_mad *	out_mad
	)

Definition at line 780 of file mad.c.

int mlx4_ib_send_to_slave	(	struct mlx4_ib_dev *	dev,
		int	slave,
		u8	port,
		enum ib_qp_type	dest_qpt,
		struct ib_wc *	wc,
		struct ib_grh *	grh,
		struct ib_mad *	mad
	)

Definition at line 453 of file mad.c.

int mlx4_ib_send_to_wire	(	struct mlx4_ib_dev *	dev,
		int	slave,
		u8	port,
		enum ib_qp_type	dest_qpt,
		u16	pkey_index,
		u32	remote_qpn,
		u32	qkey,
		struct ib_ah_attr *	attr,
		struct ib_mad *	mad
	)

Definition at line 1078 of file mad.c.

void mlx4_ib_tunnels_update_work

(

struct work_struct *

work

)

Definition at line 1819 of file mad.c.

int mlx4_MAD_IFC	(	struct mlx4_ib_dev *	dev,
		int	mad_ifc_flags,
		int	port,
		struct ib_wc *	in_wc,
		struct ib_grh *	in_grh,
		void *	in_mad,
		void *	response_mad
	)

Definition at line 105 of file mad.c.

Variable Documentation

struct mlx4_rcv_tunnel_mad __packed