1/* 2 * RapidIO interconnect services 3 * 4 * Copyright 2005 MontaVista Software, Inc. 5 * Matt Porter <mporter@kernel.crashing.org> 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by the 9 * Free Software Foundation; either version 2 of the License, or (at your 10 * option) any later version. 11 */ 12 13#include <linux/device.h> 14#include <linux/list.h> 15#include <linux/rio.h> 16 17/* Functions internal to the RIO core code */ 18 19extern u32 rio_mport_get_feature(struct rio_mport *mport, int local, u16 destid, 20 u8 hopcount, int ftr); 21extern u32 rio_mport_get_physefb(struct rio_mport *port, int local, 22 u16 destid, u8 hopcount); 23extern u32 rio_mport_get_efb(struct rio_mport *port, int local, u16 destid, 24 u8 hopcount, u32 from); 25extern int rio_create_sysfs_dev_files(struct rio_dev *rdev); 26extern int rio_enum_mport(struct rio_mport *mport); 27extern int rio_disc_mport(struct rio_mport *mport); 28extern int rio_std_route_add_entry(struct rio_mport *mport, u16 destid, 29 u8 hopcount, u16 table, u16 route_destid, 30 u8 route_port); 31extern int rio_std_route_get_entry(struct rio_mport *mport, u16 destid, 32 u8 hopcount, u16 table, u16 route_destid, 33 u8 *route_port); 34extern int rio_std_route_clr_table(struct rio_mport *mport, u16 destid, 35 u8 hopcount, u16 table); 36extern int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock); 37 38/* Structures internal to the RIO core code */ 39extern struct device_attribute rio_dev_attrs[]; 40extern spinlock_t rio_global_list_lock; 41 42extern struct rio_switch_ops __start_rio_switch_ops[]; 43extern struct rio_switch_ops __end_rio_switch_ops[]; 44 45/* Helpers internal to the RIO core code */ 46#define DECLARE_RIO_SWITCH_SECTION(section, name, vid, did, init_hook) \ 47 static const struct rio_switch_ops __rio_switch_##name __used \ 48 __section(section) = { vid, did, init_hook }; 49 50/** 51 * DECLARE_RIO_SWITCH_INIT - Registers switch initialization routine 52 * @vid: RIO vendor ID 53 * @did: RIO device ID 54 * @init_hook: Callback that performs switch-specific initialization 55 * 56 * Manipulating switch route tables and error management in RIO 57 * is switch specific. This registers a switch by vendor and device ID with 58 * initialization callback for setting up switch operations and (if required) 59 * hardware initialization. A &struct rio_switch_ops is initialized with 60 * pointer to the init routine and placed into a RIO-specific kernel section. 61 */ 62#define DECLARE_RIO_SWITCH_INIT(vid, did, init_hook) \ 63 DECLARE_RIO_SWITCH_SECTION(.rio_switch_ops, vid##did, \ 64 vid, did, init_hook) 65 66#define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16)) 67#define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16)) 68