ulp/srpt/ib_srpt.h

2  * Copyright (c) 2006 - 2009 Mellanox Technology Inc.  All rights reserved.
3  * Copyright (C) 2009 - 2010 Bart Van Assche <bvanassche@acm.org>.
15  *      - Redistributions of source code must retain the above
19  *      - Redistributions in binary form must reproduce the above
78 	SRP_MTCH_ACTION = 0x03, /* MULTI-CHANNEL ACTION */
138  * enum srpt_command_state - SCSI command state managed by SRPT
162  * struct srpt_ioctx - shared SRPT I/O context information
178  * struct srpt_recv_ioctx - SRPT receive I/O context
196  * struct srpt_send_ioctx - SRPT send I/O context
201  * @s_rw_ctx:    @rw_ctxs points here if only a single rw_ctx is needed.
233  * enum rdma_ch_state - SRP channel state
251  * struct srpt_rdma_ch - RDMA channel
260  * @zw_cqe:	   Zero-length write CQE.
268  * @sport:         pointer to the information of the HCA port used by this
270  * @max_ti_iu_len: maximum target-to-initiator information unit length.
334  * struct srpt_nexus - I_T nexus
338  * @i_port_id: 128-bit initiator port identifier copied from SRP_LOGIN_REQ.
339  * @t_port_id: 128-bit target port identifier copied from SRP_LOGIN_REQ.
350  * struct srpt_port_attrib - attributes for SRPT port
364  * struct srpt_tpg - information about a single "target portal group"
365  * @entry:	Entry in @sport_id->tpg_list.
366  * @sport_id:	Port name this TPG is associated with.
369  * Zero or more target portal groups are associated with each port name
379  * struct srpt_port_id - LIO RDMA port information
381  * @tpg_list:	TPGs associated with the RDMA port name.
382  * @wwn:	WWN associated with the RDMA port name.
383  * @name:	ASCII representation of the port name.
385  * Multiple sysfs directories can be associated with a single RDMA port. This
386  * data structure represents a single (port, name) pair.
396  * struct srpt_port - SRPT RDMA port information
398  * @mad_agent: per-port management datagram processing information.
399  * @enabled:   Whether or not this target port is enabled.
400  * @port:      one-based port number.
401  * @sm_lid:    cached value of the port's sm_lid.
402  * @lid:       cached value of the port's lid.
403  * @gid:       cached value of the port's gid.
405  * @guid_name: port name in GUID format.
406  * @guid_id:   LIO target port information for the port name in GUID format.
407  * @gid_name:  port name in GID format.
408  * @gid_id:    LIO target port information for the port name in GID format.
409  * @port_attrib:   Port attributes that can be accessed through configfs.
410  * @refcount:	   Number of objects associated with this port.
419 	u8			port;  member
436  * struct srpt_device - information associated by SRPT with a single HCA
441  * @srq:           Per-HCA SRQ (shared receive queue).
447  * @ioctx_ring:    Per-HCA SRQ.
448  * @event_handler: Per-HCA asynchronous IB event handler.
450  * @port:          Information about the ports owned by this HCA.
466 	struct srpt_port        port[];  member