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); 21394b701cSMatt Porter extern int rio_create_sysfs_dev_files(struct rio_dev *rdev); 22394b701cSMatt Porter extern int rio_enum_mport(struct rio_mport *mport); 23394b701cSMatt Porter extern int rio_disc_mport(struct rio_mport *mport); 24394b701cSMatt Porter 25394b701cSMatt Porter /* Structures internal to the RIO core code */ 26394b701cSMatt Porter extern struct device_attribute rio_dev_attrs[]; 27394b701cSMatt Porter extern spinlock_t rio_global_list_lock; 28394b701cSMatt Porter 29*fa78cc51SMatt Porter extern struct rio_route_ops __start_rio_route_ops[]; 30*fa78cc51SMatt Porter extern struct rio_route_ops __end_rio_route_ops[]; 31*fa78cc51SMatt Porter 32394b701cSMatt Porter /* Helpers internal to the RIO core code */ 33394b701cSMatt Porter #define DECLARE_RIO_ROUTE_SECTION(section, vid, did, add_hook, get_hook) \ 34394b701cSMatt Porter static struct rio_route_ops __rio_route_ops __attribute_used__ \ 35394b701cSMatt Porter __attribute__((__section__(#section))) = { vid, did, add_hook, get_hook }; 36394b701cSMatt Porter 37394b701cSMatt Porter /** 38394b701cSMatt Porter * DECLARE_RIO_ROUTE_OPS - Registers switch routing operations 39394b701cSMatt Porter * @vid: RIO vendor ID 40394b701cSMatt Porter * @did: RIO device ID 41394b701cSMatt Porter * @add_hook: Callback that adds a route entry 42394b701cSMatt Porter * @get_hook: Callback that gets a route entry 43394b701cSMatt Porter * 44394b701cSMatt Porter * Manipulating switch route tables in RIO is switch specific. This 45394b701cSMatt Porter * registers a switch by vendor and device ID with two callbacks for 46394b701cSMatt Porter * modifying and retrieving route entries in a switch. A &struct 47394b701cSMatt Porter * rio_route_ops is initialized with the ops and placed into a 48394b701cSMatt Porter * RIO-specific kernel section. 49394b701cSMatt Porter */ 50394b701cSMatt Porter #define DECLARE_RIO_ROUTE_OPS(vid, did, add_hook, get_hook) \ 51394b701cSMatt Porter DECLARE_RIO_ROUTE_SECTION(.rio_route_ops, \ 52394b701cSMatt Porter vid, did, add_hook, get_hook) 53394b701cSMatt Porter 54394b701cSMatt Porter #ifdef CONFIG_RAPIDIO_8_BIT_TRANSPORT 55394b701cSMatt Porter #define RIO_GET_DID(x) ((x & 0x00ff0000) >> 16) 56394b701cSMatt Porter #define RIO_SET_DID(x) ((x & 0x000000ff) << 16) 57394b701cSMatt Porter #else 58394b701cSMatt Porter #define RIO_GET_DID(x) (x & 0xffff) 59394b701cSMatt Porter #define RIO_SET_DID(x) (x & 0xffff) 60394b701cSMatt Porter #endif 61