diff options
Diffstat (limited to 'drivers/rapidio/rio.h')
| -rw-r--r-- | drivers/rapidio/rio.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/rapidio/rio.h b/drivers/rapidio/rio.h new file mode 100644 index 0000000000..f482de0d03 --- /dev/null +++ b/drivers/rapidio/rio.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * RapidIO interconnect services + * + * Copyright 2005 MontaVista Software, Inc. + * Matt Porter <mporter@kernel.crashing.org> + */ + +#include <linux/device.h> +#include <linux/list.h> +#include <linux/rio.h> + +#define RIO_MAX_CHK_RETRY 3 +#define RIO_MPORT_ANY (-1) + +/* Functions internal to the RIO core code */ + +extern u32 rio_mport_get_feature(struct rio_mport *mport, int local, u16 destid, + u8 hopcount, int ftr); +extern u32 rio_mport_get_physefb(struct rio_mport *port, int local, + u16 destid, u8 hopcount, u32 *rmap); +extern u32 rio_mport_get_efb(struct rio_mport *port, int local, u16 destid, + u8 hopcount, u32 from); +extern int rio_mport_chk_dev_access(struct rio_mport *mport, u16 destid, + u8 hopcount); +extern int rio_lock_device(struct rio_mport *port, u16 destid, + u8 hopcount, int wait_ms); +extern int rio_unlock_device(struct rio_mport *port, u16 destid, u8 hopcount); +extern int rio_route_add_entry(struct rio_dev *rdev, + u16 table, u16 route_destid, u8 route_port, int lock); +extern int rio_route_get_entry(struct rio_dev *rdev, u16 table, + u16 route_destid, u8 *route_port, int lock); +extern int rio_route_clr_table(struct rio_dev *rdev, u16 table, int lock); +extern int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock); +extern struct rio_dev *rio_get_comptag(u32 comp_tag, struct rio_dev *from); +extern struct rio_net *rio_alloc_net(struct rio_mport *mport); +extern int rio_add_net(struct rio_net *net); +extern void rio_free_net(struct rio_net *net); +extern int rio_add_device(struct rio_dev *rdev); +extern void rio_del_device(struct rio_dev *rdev, enum rio_device_state state); +extern int rio_enable_rx_tx_port(struct rio_mport *port, int local, u16 destid, + u8 hopcount, u8 port_num); +extern int rio_register_scan(int mport_id, struct rio_scan *scan_ops); +extern int rio_unregister_scan(int mport_id, struct rio_scan *scan_ops); +extern void rio_attach_device(struct rio_dev *rdev); +extern struct rio_mport *rio_find_mport(int mport_id); +extern int rio_mport_scan(int mport_id); + +/* Structures internal to the RIO core code */ +extern const struct attribute_group *rio_dev_groups[]; +extern const struct attribute_group *rio_bus_groups[]; +extern const struct attribute_group *rio_mport_groups[]; + +#define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16)) +#define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16)) |