1394b701cSMatt Porter /* 2394b701cSMatt Porter * RapidIO interconnect services 3394b701cSMatt Porter * 4394b701cSMatt Porter * Copyright 2005 MontaVista Software, Inc. 5394b701cSMatt Porter * Matt Porter <mporter@kernel.crashing.org> 6394b701cSMatt Porter * 7394b701cSMatt Porter * This program is free software; you can redistribute it and/or modify it 8394b701cSMatt Porter * under the terms of the GNU General Public License as published by the 9394b701cSMatt Porter * Free Software Foundation; either version 2 of the License, or (at your 10394b701cSMatt Porter * option) any later version. 11394b701cSMatt Porter */ 12394b701cSMatt Porter 13394b701cSMatt Porter #include <linux/device.h> 14394b701cSMatt Porter #include <linux/list.h> 15394b701cSMatt Porter #include <linux/rio.h> 16394b701cSMatt Porter 176429cd49SAlexandre Bounine #define RIO_MAX_CHK_RETRY 3 18a11650e1SAlexandre Bounine #define RIO_MPORT_ANY (-1) 196429cd49SAlexandre Bounine 20394b701cSMatt Porter /* Functions internal to the RIO core code */ 21394b701cSMatt Porter 22394b701cSMatt Porter extern u32 rio_mport_get_feature(struct rio_mport *mport, int local, u16 destid, 23394b701cSMatt Porter u8 hopcount, int ftr); 24e5cabeb3SAlexandre Bounine extern u32 rio_mport_get_physefb(struct rio_mport *port, int local, 25e5cabeb3SAlexandre Bounine u16 destid, u8 hopcount); 26e5cabeb3SAlexandre Bounine extern u32 rio_mport_get_efb(struct rio_mport *port, int local, u16 destid, 27e5cabeb3SAlexandre Bounine u8 hopcount, u32 from); 28e274e0edSAlexandre Bounine extern int rio_mport_chk_dev_access(struct rio_mport *mport, u16 destid, 29e274e0edSAlexandre Bounine u8 hopcount); 30394b701cSMatt Porter extern int rio_create_sysfs_dev_files(struct rio_dev *rdev); 312ec3ba69SAlexandre Bounine extern int rio_lock_device(struct rio_mport *port, u16 destid, 322ec3ba69SAlexandre Bounine u8 hopcount, int wait_ms); 332ec3ba69SAlexandre Bounine extern int rio_unlock_device(struct rio_mport *port, u16 destid, u8 hopcount); 342ec3ba69SAlexandre Bounine extern int rio_route_add_entry(struct rio_dev *rdev, 352ec3ba69SAlexandre Bounine u16 table, u16 route_destid, u8 route_port, int lock); 362ec3ba69SAlexandre Bounine extern int rio_route_get_entry(struct rio_dev *rdev, u16 table, 372ec3ba69SAlexandre Bounine u16 route_destid, u8 *route_port, int lock); 382ec3ba69SAlexandre Bounine extern int rio_route_clr_table(struct rio_dev *rdev, u16 table, int lock); 39e5cabeb3SAlexandre Bounine extern int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock); 40af84ca38SAlexandre Bounine extern struct rio_dev *rio_get_comptag(u32 comp_tag, struct rio_dev *from); 41a11650e1SAlexandre Bounine extern int rio_add_device(struct rio_dev *rdev); 42a11650e1SAlexandre Bounine extern int rio_enable_rx_tx_port(struct rio_mport *port, int local, u16 destid, 43a11650e1SAlexandre Bounine u8 hopcount, u8 port_num); 44a11650e1SAlexandre Bounine extern int rio_register_scan(int mport_id, struct rio_scan *scan_ops); 459edbc30bSAlexandre Bounine extern int rio_unregister_scan(int mport_id, struct rio_scan *scan_ops); 46a11650e1SAlexandre Bounine extern void rio_attach_device(struct rio_dev *rdev); 47bc8fcfeaSAlexandre Bounine extern struct rio_mport *rio_find_mport(int mport_id); 489edbc30bSAlexandre Bounine extern int rio_mport_scan(int mport_id); 49394b701cSMatt Porter 50394b701cSMatt Porter /* Structures internal to the RIO core code */ 51394b701cSMatt Porter extern struct device_attribute rio_dev_attrs[]; 52bc8fcfeaSAlexandre Bounine extern struct bus_attribute rio_bus_attrs[]; 53394b701cSMatt Porter 54e0423236SZhang Wei #define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16)) 55e0423236SZhang Wei #define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16)) 56