rio_lock_device(9) [centos man page]

RIO_LOCK_DEVICE(9)						     Internals							RIO_LOCK_DEVICE(9)

NAME

       rio_lock_device - Acquires host device lock for specified device

SYNOPSIS

       int rio_lock_device(struct rio_mport * port, u16 destid, u8 hopcount, int wait_ms);

ARGUMENTS

       port
	   Master port to send transaction

       destid
	   Destination ID for device/switch

       hopcount
	   Hopcount to reach switch

       wait_ms
	   Max wait time in msec (0 = no timeout)

DESCRIPTION

       Attepts to acquire host device lock for specified device Returns 0 if device lock acquired or EINVAL if timeout expires.

AUTHOR

       Matt Porter <mporter@kernel.crashing.org>, <mporter@mvista.com>
	   Author.

COPYRIGHT

Kernel Hackers Manual 3.10					     June 2014							RIO_LOCK_DEVICE(9)

STRUCT 
RIO_SWITCH(9)						     Internals						      STRUCT RIO_SWITCH(9)

NAME

       struct_rio_switch - RIO switch info

SYNOPSIS

       struct rio_switch {
	 struct list_head node;
	 u16 switchid;
	 u8 * route_table;
	 u32 port_ok;
	 int (* add_entry) (struct rio_mport *mport, u16 destid, u8 hopcount,u16 table, u16 route_destid, u8 route_port);
	 int (* get_entry) (struct rio_mport *mport, u16 destid, u8 hopcount,u16 table, u16 route_destid, u8 *route_port);
	 int (* clr_table) (struct rio_mport *mport, u16 destid, u8 hopcount,u16 table);
	 int (* set_domain) (struct rio_mport *mport, u16 destid, u8 hopcount,u8 sw_domain);
	 int (* get_domain) (struct rio_mport *mport, u16 destid, u8 hopcount,u8 *sw_domain);
	 int (* em_init) (struct rio_dev *dev);
	 int (* em_handle) (struct rio_dev *dev, u8 swport);
	 int (* sw_sysfs) (struct rio_dev *dev, int create);
	 struct rio_dev * nextdev[0];
       };

MEMBERS

       node
	   Node in global list of switches

       switchid
	   Switch ID that is unique across a network

       route_table
	   Copy of switch routing table

       port_ok
	   Status of each port (one bit per port) - OK=1 or UNINIT=0

       add_entry
	   Callback for switch-specific route add function

       get_entry
	   Callback for switch-specific route get function

       clr_table
	   Callback for switch-specific clear route table function

       set_domain
	   Callback for switch-specific domain setting function

       get_domain
	   Callback for switch-specific domain get function

       em_init
	   Callback for switch-specific error management init function

       em_handle
	   Callback for switch-specific error management handler function

       sw_sysfs
	   Callback that initializes switch-specific sysfs attributes

       nextdev[0]
	   Array of per-port pointers to the next attached device

AUTHOR

       Matt Porter <mporter@kernel.crashing.org>, <mporter@mvista.com>
	   Author.

COPYRIGHT

Kernel Hackers Manual 3.10					     June 2014						      STRUCT RIO_SWITCH(9)