FreeBSD kernel CAM code: cam/ctl/ctl_frontend.h File Reference

FreeBSD kernel CAM code

#include <cam/ctl/ctl_ioctl.h>
#include <sys/nv.h>

Include dependency graph for ctl_frontend.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures
struct	ctl_wwpn_iid

struct	ctl_port

struct	ctl_frontend

Macros
#define	CTL_FRONTEND_DECLARE(name, driver)

Typedefs
typedef int(*	fe_init_t) (void)

typedef int(*	fe_shutdown_t) (void)

typedef void(*	port_func_t) (void *onoff_arg)

typedef int(*	port_info_func_t) (void onoff_arg, struct sbuf sb)

typedef int(*	lun_func_t) (void *arg, int lun_id)

typedef int(*	fe_ioctl_t) (struct cdev dev, u_long cmd, caddr_t addr, int flag, struct thread td)

Enumerations
enum	ctl_port_status { CTL_PORT_STATUS_NONE = 0x00 , CTL_PORT_STATUS_ONLINE = 0x01 , CTL_PORT_STATUS_HA_SHARED = 0x02 }

Functions
int	ctl_frontend_register (struct ctl_frontend *fe)

int	ctl_frontend_deregister (struct ctl_frontend *fe)

struct ctl_frontend *	ctl_frontend_find (char *frontend_name)

int	ctl_port_register (struct ctl_port *port)

int	ctl_port_deregister (struct ctl_port *port)

void	ctl_port_set_wwns (struct ctl_port *port, int wwnn_valid, uint64_t wwnn, int wwpn_valid, uint64_t wwpn)

void	ctl_port_online (struct ctl_port *fe)

void	ctl_port_offline (struct ctl_port *fe)

int	ctl_queue (union ctl_io *io)

int	ctl_run (union ctl_io *io)

int	ctl_queue_sense (union ctl_io *io)

int	ctl_add_initiator (struct ctl_port port, int iid, uint64_t wwpn, char name)

int	ctl_remove_initiator (struct ctl_port *port, int iid)

Macro Definition Documentation

◆ CTL_FRONTEND_DECLARE

#define CTL_FRONTEND_DECLARE	(		name,
			driver
	)

Value:

        static int name ## _modevent(module_t mod, int type, void *data) \
        { \
                switch (type) { \
                case MOD_LOAD: \
                        return (ctl_frontend_register( \
                                (struct ctl_frontend *)data)); \
                        break; \
                case MOD_UNLOAD: \
                        return (ctl_frontend_deregister( \
                                (struct ctl_frontend *)data)); \
                        break; \
                default: \
                        return EOPNOTSUPP; \
                } \
                return 0; \
        } \
        static moduledata_t name ## _mod = { \
                #name, \
                name ## _modevent, \
                (void *)&driver \
        }; \
        DECLARE_MODULE(name, name ## _mod, SI_SUB_CONFIGURE, SI_ORDER_FOURTH); \
        MODULE_DEPEND(name, ctl, 1, 1, 1); \
        MODULE_DEPEND(name, cam, 1, 1, 1)

Definition at line 62 of file ctl_frontend.h.

Typedef Documentation

◆ fe_init_t

typedef int(* fe_init_t) (void)

Definition at line 54 of file ctl_frontend.h.

◆ fe_ioctl_t

typedef int(* fe_ioctl_t) (struct cdev *dev, u_long cmd, caddr_t addr, int flag, struct thread *td)

Definition at line 59 of file ctl_frontend.h.

◆ fe_shutdown_t

typedef int(* fe_shutdown_t) (void)

Definition at line 55 of file ctl_frontend.h.

◆ lun_func_t

typedef int(* lun_func_t) (void *arg, int lun_id)

Definition at line 58 of file ctl_frontend.h.

◆ port_func_t

typedef void(* port_func_t) (void *onoff_arg)

Definition at line 56 of file ctl_frontend.h.

◆ port_info_func_t

typedef int(* port_info_func_t) (void *onoff_arg, struct sbuf *sb)

Definition at line 57 of file ctl_frontend.h.

Enumeration Type Documentation

◆ ctl_port_status

enum ctl_port_status

Enumerator
CTL_PORT_STATUS_NONE
CTL_PORT_STATUS_ONLINE
CTL_PORT_STATUS_HA_SHARED

Definition at line 48 of file ctl_frontend.h.

Function Documentation

◆ ctl_add_initiator()

int ctl_add_initiator	(	struct ctl_port *	port,
		int	iid,
		uint64_t	wwpn,
		char *	name
	)

Definition at line 2174 of file ctl.c.

References ctl_isc_announce_iid(), ctl_softc::ctl_lock, CTL_MAX_INIT_PER_PORT, ctl_port::ctl_softc, ctl_wwpn_iid::in_use, ctl_wwpn_iid::last_use, ctl_wwpn_iid::name, ctl_port::targ_port, ctl_wwpn_iid::wwpn, and ctl_port::wwpn_iid.

Referenced by cfiscsi_session_register_initiator(), and ctlfeasync().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ ctl_frontend_deregister()

int ctl_frontend_deregister ( struct ctl_frontend * fe )

Definition at line 109 of file ctl_frontend.c.

References control_softc, ctl_softc::ctl_lock, ctl_frontend::name, ctl_softc::num_frontends, and ctl_frontend::shutdown.

Referenced by ctl_shutdown().

Here is the caller graph for this function:

◆ ctl_frontend_find()

struct ctl_frontend * ctl_frontend_find ( char * frontend_name )

Definition at line 131 of file ctl_frontend.c.

References control_softc, ctl_softc::ctl_lock, and ctl_frontend::name.

Referenced by ctl_ioctl().

Here is the caller graph for this function:

◆ ctl_frontend_register()

int ctl_frontend_register ( struct ctl_frontend * fe )

Definition at line 73 of file ctl_frontend.c.

References control_softc, ctl_softc::ctl_lock, ctl_frontend::init, ctl_frontend::name, and ctl_softc::num_frontends.

Referenced by ctl_init().

Here is the caller graph for this function:

◆ ctl_port_deregister()

int ctl_port_deregister ( struct ctl_port * port )

Definition at line 227 of file ctl_frontend.c.

References ctl_clear_mask(), ctl_softc::ctl_lock, ctl_lun_map_deinit(), ctl_pool_free(), ctl_port::ctl_pool_ref, ctl_softc::ctl_port_mask, ctl_softc::ctl_ports, ctl_port::ctl_softc, ctl_port::frontend, ctl_port::init_devid, ctl_port::max_initiators, ctl_wwpn_iid::name, ctl_softc::num_ports, ctl_port::options, ctl_port::port_devid, ctl_port::port_lock, ctl_port::targ_port, ctl_port::target_devid, and ctl_port::wwpn_iid.

Referenced by cfcs_shutdown(), cfi_ioctl_port_create(), cfi_ioctl_port_remove(), cfi_shutdown(), cfiscsi_target_release(), ctl_ha_shutdown(), ctlfeasync(), and tpcl_shutdown().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ ctl_port_offline()

void ctl_port_offline ( struct ctl_port * fe )

Definition at line 357 of file ctl_frontend.c.

References ctl_est_ua_all(), ctl_isc_announce_port(), ctl_softc::ctl_lock, ctl_lun_map_from_port(), ctl_lun_map_to_port(), ctl_port::ctl_softc, CTL_UA_INQ_CHANGE, ctl_lun::lun, ctl_port::lun_disable, ctl_port::lun_map, ctl_port::lun_map_size, ctl_port::onoff_arg, ctl_port::port_offline, ctl_port::status, and ctl_port::targ_lun_arg.

Referenced by cfcs_shutdown(), cfi_ioctl_port_create(), cfi_ioctl_port_remove(), cfi_shutdown(), cfiscsi_ioctl_port_remove(), ctl_ioctl(), and tpcl_shutdown().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ ctl_port_online()

void ctl_port_online ( struct ctl_port * fe )

Definition at line 314 of file ctl_frontend.c.

References ctl_est_ua_all(), ctl_isc_announce_port(), ctl_softc::ctl_lock, ctl_lun_map_from_port(), ctl_lun_map_to_port(), CTL_PORT_STATUS_HA_SHARED, CTL_PORT_STATUS_ONLINE, ctl_port::ctl_softc, CTL_UA_INQ_CHANGE, ctl_softc::is_single, ctl_lun::lun, ctl_port::lun_enable, ctl_port::lun_map, ctl_port::lun_map_size, ctl_port::onoff_arg, ctl_port::options, ctl_port::port_online, ctl_port::status, and ctl_port::targ_lun_arg.

Referenced by cfi_init(), cfi_ioctl_port_create(), ctl_ioctl(), and tpcl_init().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ ctl_port_register()

int ctl_port_register ( struct ctl_port * port )

Definition at line 148 of file ctl_frontend.c.

References control_softc, ctl_clear_mask(), ctl_ffz(), ctl_softc::ctl_lock, CTL_MAX_INIT_PER_PORT, ctl_pool_create(), ctl_port::ctl_pool_ref, ctl_softc::ctl_port_mask, ctl_softc::ctl_ports, ctl_set_mask(), ctl_port::ctl_softc, ctl_port::frontend, ctl_io_stats::item, ctl_port::max_initiators, ctl_softc::num_ports, ctl_port::num_requested_ctl_io, ctl_port::options, ctl_port::port_lock, ctl_softc::port_max, ctl_softc::port_min, ctl_port::port_name, ctl_port::stats, ctl_port::targ_port, and ctl_port::wwpn_iid.

Referenced by cfcs_init(), cfi_init(), cfi_ioctl_port_create(), cfiscsi_ioctl_port_create(), ctl_isc_port_sync(), ctlfeasync(), and tpcl_init().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ ctl_port_set_wwns()

void ctl_port_set_wwns	(	struct ctl_port *	port,
		int	wwnn_valid,
		uint64_t	wwnn,
		int	wwpn_valid,
		uint64_t	wwpn
	)

Definition at line 263 of file ctl_frontend.c.

References CTL_PORT_FC, CTL_PORT_ISCSI, CTL_PORT_SAS, CTL_WWPN_LEN, ctl_devid::data, scsi_vpd_id_descriptor::id_type, scsi_vpd_id_descriptor::identifier, ctl_devid::len, scsi_vpd_id_descriptor::length, ctl_port::port_devid, ctl_port::port_type, scsi_vpd_id_descriptor::proto_codeset, SCSI_PROTO_FC, SCSI_PROTO_ISCSI, SCSI_PROTO_SAS, SCSI_PROTO_SPI, scsi_u64to8b(), SVPD_ID_ASSOC_PORT, SVPD_ID_ASSOC_TARGET, SVPD_ID_CODESET_BINARY, SVPD_ID_PIV, SVPD_ID_TYPE_NAA, ctl_port::target_devid, ctl_port::wwnn, and ctl_port::wwpn.

Referenced by cfcs_init(), ctl_ioctl(), and ctlfe_onoffline().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ ctl_queue()

int ctl_queue ( union ctl_io * io )

Definition at line 13270 of file ctl.c.

References ctl_scsiio::cdb, ctl_debug, CTL_DEBUG_CDB, CTL_DEBUG_PRINT, ctl_enqueue_incoming(), ctl_io_print(), CTL_IO_SCSI, CTL_IO_TASK, ctl_lun_map_from_port(), CTL_PORT, CTL_RETVAL_COMPLETE, ctl_io::io_hdr, ctl_io_hdr::io_type, ctl_io_hdr::nexus, ctl_io::scsiio, ctl_io_hdr::start_bt, ctl_io_hdr::start_time, ctl_nexus::targ_lun, and ctl_nexus::targ_mapped_lun.

Referenced by cfcs_action(), ctlfedone(), and tpcl_queue().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ ctl_queue_sense()

int ctl_queue_sense ( union ctl_io * io )

Definition at line 13218 of file ctl.c.

References CTL_DEBUG_PRINT, ctl_free_io(), ctl_get_initindex(), ctl_softc::ctl_lock, ctl_lun_map_from_port(), ctl_softc::ctl_luns, CTL_MAX_INIT_PER_PORT, ctl_max_luns, CTL_PORT, CTL_RETVAL_COMPLETE, CTL_SOFTC, ctl_io::io_hdr, ctl_lun::lun, ctl_lun::lun_lock, ctl_io_hdr::nexus, ctl_lun::pending_sense, ctl_io::scsiio, ctl_scsiio::sense_data, ctl_scsiio::sense_len, and ctl_nexus::targ_lun.

Referenced by ctlfedone().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ ctl_remove_initiator()

int ctl_remove_initiator	(	struct ctl_port *	port,
		int	iid
	)

Definition at line 2145 of file ctl.c.

References ctl_i_t_nexus_loss(), ctl_isc_announce_iid(), ctl_softc::ctl_lock, CTL_MAX_INIT_PER_PORT, ctl_port::ctl_softc, CTL_UA_POWERON, ctl_wwpn_iid::in_use, ctl_wwpn_iid::last_use, and ctl_port::wwpn_iid.

Referenced by cfiscsi_session_unregister_initiator(), and ctlfeasync().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ ctl_run()

int ctl_run ( union ctl_io * io )

Definition at line 13301 of file ctl.c.

References ctl_scsiio::cdb, ctl_debug, CTL_DEBUG_CDB, CTL_DEBUG_PRINT, ctl_io_print(), CTL_IO_SCSI, CTL_IO_TASK, ctl_lun_map_from_port(), CTL_PORT, CTL_RETVAL_COMPLETE, ctl_run_task(), ctl_scsiio_precheck(), ctl_io::io_hdr, ctl_io_hdr::io_type, ctl_io_hdr::nexus, ctl_io::scsiio, ctl_io_hdr::start_bt, ctl_io_hdr::start_time, ctl_nexus::targ_lun, and ctl_nexus::targ_mapped_lun.

Referenced by cfi_submit_wait(), cfiscsi_pdu_handle_scsi_command(), cfiscsi_pdu_handle_task_request(), and cfiscsi_session_terminate_tasks().

Here is the call graph for this function:

Here is the caller graph for this function:

cam
ctl
ctl_frontend.h
Generated by 1.9.3