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 17394b701cSMatt Porter /* Functions internal to the RIO core code */ 18394b701cSMatt Porter 19394b701cSMatt Porter extern u32 rio_mport_get_feature(struct rio_mport *mport, int local, u16 destid, 20394b701cSMatt Porter u8 hopcount, int ftr); 21*e5cabeb3SAlexandre Bounine extern u32 rio_mport_get_physefb(struct rio_mport *port, int local, 22*e5cabeb3SAlexandre Bounine u16 destid, u8 hopcount); 23*e5cabeb3SAlexandre Bounine extern u32 rio_mport_get_efb(struct rio_mport *port, int local, u16 destid, 24*e5cabeb3SAlexandre Bounine u8 hopcount, u32 from); 25394b701cSMatt Porter extern int rio_create_sysfs_dev_files(struct rio_dev *rdev); 26394b701cSMatt Porter extern int rio_enum_mport(struct rio_mport *mport); 27394b701cSMatt Porter extern int rio_disc_mport(struct rio_mport *mport); 2807590ff0SAlexandre Bounine extern int rio_std_route_add_entry(struct rio_mport *mport, u16 destid, 2907590ff0SAlexandre Bounine u8 hopcount, u16 table, u16 route_destid, 3007590ff0SAlexandre Bounine u8 route_port); 3107590ff0SAlexandre Bounine extern int rio_std_route_get_entry(struct rio_mport *mport, u16 destid, 3207590ff0SAlexandre Bounine u8 hopcount, u16 table, u16 route_destid, 3307590ff0SAlexandre Bounine u8 *route_port); 3407590ff0SAlexandre Bounine extern int rio_std_route_clr_table(struct rio_mport *mport, u16 destid, 3507590ff0SAlexandre Bounine u8 hopcount, u16 table); 36*e5cabeb3SAlexandre Bounine extern int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock); 37394b701cSMatt Porter 38394b701cSMatt Porter /* Structures internal to the RIO core code */ 39394b701cSMatt Porter extern struct device_attribute rio_dev_attrs[]; 40394b701cSMatt Porter extern spinlock_t rio_global_list_lock; 41394b701cSMatt Porter 42fa78cc51SMatt Porter extern struct rio_route_ops __start_rio_route_ops[]; 43fa78cc51SMatt Porter extern struct rio_route_ops __end_rio_route_ops[]; 44fa78cc51SMatt Porter 45394b701cSMatt Porter /* Helpers internal to the RIO core code */ 4607590ff0SAlexandre Bounine #define DECLARE_RIO_ROUTE_SECTION(section, name, vid, did, add_hook, get_hook, clr_hook) \ 4707590ff0SAlexandre Bounine static const struct rio_route_ops __rio_route_##name __used \ 4807590ff0SAlexandre Bounine __section(section) = { vid, did, add_hook, get_hook, clr_hook }; 49394b701cSMatt Porter 50394b701cSMatt Porter /** 51394b701cSMatt Porter * DECLARE_RIO_ROUTE_OPS - Registers switch routing operations 52394b701cSMatt Porter * @vid: RIO vendor ID 53394b701cSMatt Porter * @did: RIO device ID 54394b701cSMatt Porter * @add_hook: Callback that adds a route entry 55394b701cSMatt Porter * @get_hook: Callback that gets a route entry 56394b701cSMatt Porter * 57394b701cSMatt Porter * Manipulating switch route tables in RIO is switch specific. This 58394b701cSMatt Porter * registers a switch by vendor and device ID with two callbacks for 59394b701cSMatt Porter * modifying and retrieving route entries in a switch. A &struct 60394b701cSMatt Porter * rio_route_ops is initialized with the ops and placed into a 61394b701cSMatt Porter * RIO-specific kernel section. 62394b701cSMatt Porter */ 6307590ff0SAlexandre Bounine #define DECLARE_RIO_ROUTE_OPS(vid, did, add_hook, get_hook, clr_hook) \ 6407590ff0SAlexandre Bounine DECLARE_RIO_ROUTE_SECTION(.rio_route_ops, vid##did, \ 6507590ff0SAlexandre Bounine vid, did, add_hook, get_hook, clr_hook) 66394b701cSMatt Porter 67e0423236SZhang Wei #define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16)) 68e0423236SZhang Wei #define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16)) 69*e5cabeb3SAlexandre Bounine 70*e5cabeb3SAlexandre Bounine /* 71*e5cabeb3SAlexandre Bounine * RapidIO Error Management 72*e5cabeb3SAlexandre Bounine */ 73*e5cabeb3SAlexandre Bounine extern struct rio_em_ops __start_rio_em_ops[]; 74*e5cabeb3SAlexandre Bounine extern struct rio_em_ops __end_rio_em_ops[]; 75*e5cabeb3SAlexandre Bounine 76*e5cabeb3SAlexandre Bounine /* Helpers internal to the RIO core code */ 77*e5cabeb3SAlexandre Bounine #define DECLARE_RIO_EM_SECTION(section, name, vid, did, init_hook, em_hook) \ 78*e5cabeb3SAlexandre Bounine static const struct rio_em_ops __rio_em_##name __used \ 79*e5cabeb3SAlexandre Bounine __section(section) = { vid, did, init_hook, em_hook }; 80*e5cabeb3SAlexandre Bounine 81*e5cabeb3SAlexandre Bounine /** 82*e5cabeb3SAlexandre Bounine * DECLARE_RIO_EM_OPS - Registers switch EM operations 83*e5cabeb3SAlexandre Bounine * @vid: RIO vendor ID 84*e5cabeb3SAlexandre Bounine * @did: RIO device ID 85*e5cabeb3SAlexandre Bounine * @init_hook: Callback that initializes device specific EM 86*e5cabeb3SAlexandre Bounine * @em_hook: Callback that handles device specific EM 87*e5cabeb3SAlexandre Bounine * 88*e5cabeb3SAlexandre Bounine * A &struct rio_em_ops is initialized with the ops and placed into a 89*e5cabeb3SAlexandre Bounine * RIO-specific kernel section. 90*e5cabeb3SAlexandre Bounine */ 91*e5cabeb3SAlexandre Bounine #define DECLARE_RIO_EM_OPS(vid, did, init_hook, em_hook) \ 92*e5cabeb3SAlexandre Bounine DECLARE_RIO_EM_SECTION(.rio_em_ops, vid##did, \ 93*e5cabeb3SAlexandre Bounine vid, did, init_hook, em_hook) 94