162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * RapidIO interconnect services 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright 2005 MontaVista Software, Inc. 662306a36Sopenharmony_ci * Matt Porter <mporter@kernel.crashing.org> 762306a36Sopenharmony_ci */ 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci#include <linux/device.h> 1062306a36Sopenharmony_ci#include <linux/list.h> 1162306a36Sopenharmony_ci#include <linux/rio.h> 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_ci#define RIO_MAX_CHK_RETRY 3 1462306a36Sopenharmony_ci#define RIO_MPORT_ANY (-1) 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ci/* Functions internal to the RIO core code */ 1762306a36Sopenharmony_ci 1862306a36Sopenharmony_ciextern u32 rio_mport_get_feature(struct rio_mport *mport, int local, u16 destid, 1962306a36Sopenharmony_ci u8 hopcount, int ftr); 2062306a36Sopenharmony_ciextern u32 rio_mport_get_physefb(struct rio_mport *port, int local, 2162306a36Sopenharmony_ci u16 destid, u8 hopcount, u32 *rmap); 2262306a36Sopenharmony_ciextern u32 rio_mport_get_efb(struct rio_mport *port, int local, u16 destid, 2362306a36Sopenharmony_ci u8 hopcount, u32 from); 2462306a36Sopenharmony_ciextern int rio_mport_chk_dev_access(struct rio_mport *mport, u16 destid, 2562306a36Sopenharmony_ci u8 hopcount); 2662306a36Sopenharmony_ciextern int rio_lock_device(struct rio_mport *port, u16 destid, 2762306a36Sopenharmony_ci u8 hopcount, int wait_ms); 2862306a36Sopenharmony_ciextern int rio_unlock_device(struct rio_mport *port, u16 destid, u8 hopcount); 2962306a36Sopenharmony_ciextern int rio_route_add_entry(struct rio_dev *rdev, 3062306a36Sopenharmony_ci u16 table, u16 route_destid, u8 route_port, int lock); 3162306a36Sopenharmony_ciextern int rio_route_get_entry(struct rio_dev *rdev, u16 table, 3262306a36Sopenharmony_ci u16 route_destid, u8 *route_port, int lock); 3362306a36Sopenharmony_ciextern int rio_route_clr_table(struct rio_dev *rdev, u16 table, int lock); 3462306a36Sopenharmony_ciextern int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock); 3562306a36Sopenharmony_ciextern struct rio_dev *rio_get_comptag(u32 comp_tag, struct rio_dev *from); 3662306a36Sopenharmony_ciextern struct rio_net *rio_alloc_net(struct rio_mport *mport); 3762306a36Sopenharmony_ciextern int rio_add_net(struct rio_net *net); 3862306a36Sopenharmony_ciextern void rio_free_net(struct rio_net *net); 3962306a36Sopenharmony_ciextern int rio_add_device(struct rio_dev *rdev); 4062306a36Sopenharmony_ciextern void rio_del_device(struct rio_dev *rdev, enum rio_device_state state); 4162306a36Sopenharmony_ciextern int rio_enable_rx_tx_port(struct rio_mport *port, int local, u16 destid, 4262306a36Sopenharmony_ci u8 hopcount, u8 port_num); 4362306a36Sopenharmony_ciextern int rio_register_scan(int mport_id, struct rio_scan *scan_ops); 4462306a36Sopenharmony_ciextern int rio_unregister_scan(int mport_id, struct rio_scan *scan_ops); 4562306a36Sopenharmony_ciextern void rio_attach_device(struct rio_dev *rdev); 4662306a36Sopenharmony_ciextern struct rio_mport *rio_find_mport(int mport_id); 4762306a36Sopenharmony_ciextern int rio_mport_scan(int mport_id); 4862306a36Sopenharmony_ci 4962306a36Sopenharmony_ci/* Structures internal to the RIO core code */ 5062306a36Sopenharmony_ciextern const struct attribute_group *rio_dev_groups[]; 5162306a36Sopenharmony_ciextern const struct attribute_group *rio_bus_groups[]; 5262306a36Sopenharmony_ciextern const struct attribute_group *rio_mport_groups[]; 5362306a36Sopenharmony_ci 5462306a36Sopenharmony_ci#define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16)) 5562306a36Sopenharmony_ci#define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16)) 56