170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/* 270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * RapidIO driver services 370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Copyright 2005 MontaVista Software, Inc. 570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Matt Porter <mporter@kernel.crashing.org> 670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * This program is free software; you can redistribute it and/or modify it 870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * under the terms of the GNU General Public License as published by the 970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Free Software Foundation; either version 2 of the License, or (at your 1070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * option) any later version. 1170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 1270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 1370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter#ifndef LINUX_RIO_DRV_H 1470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter#define LINUX_RIO_DRV_H 1570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 1670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter#include <linux/types.h> 1770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter#include <linux/ioport.h> 1870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter#include <linux/list.h> 1970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter#include <linux/errno.h> 20de25968cc87cc5b76d09de8b4cbddc8f24fcf5f7Tim Schmielau#include <linux/string.h> 2170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter#include <linux/rio.h> 2270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 2370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int __rio_local_read_config_32(struct rio_mport *port, u32 offset, 2470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u32 * data); 2570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int __rio_local_write_config_32(struct rio_mport *port, u32 offset, 2670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u32 data); 2770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int __rio_local_read_config_16(struct rio_mport *port, u32 offset, 2870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u16 * data); 2970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int __rio_local_write_config_16(struct rio_mport *port, u32 offset, 3070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u16 data); 3170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int __rio_local_read_config_8(struct rio_mport *port, u32 offset, 3270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u8 * data); 3370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int __rio_local_write_config_8(struct rio_mport *port, u32 offset, 3470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u8 data); 3570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 3670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int rio_mport_read_config_32(struct rio_mport *port, u16 destid, 3770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u8 hopcount, u32 offset, u32 * data); 3870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int rio_mport_write_config_32(struct rio_mport *port, u16 destid, 3970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u8 hopcount, u32 offset, u32 data); 4070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int rio_mport_read_config_16(struct rio_mport *port, u16 destid, 4170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u8 hopcount, u32 offset, u16 * data); 4270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int rio_mport_write_config_16(struct rio_mport *port, u16 destid, 4370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u8 hopcount, u32 offset, u16 data); 4470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int rio_mport_read_config_8(struct rio_mport *port, u16 destid, 4570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u8 hopcount, u32 offset, u8 * data); 4670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int rio_mport_write_config_8(struct rio_mport *port, u16 destid, 4770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u8 hopcount, u32 offset, u8 data); 4870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 4970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 5070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_local_read_config_32 - Read 32 bits from local configuration space 5170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @port: Master port 5270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into local configuration space 5370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Pointer to read data into 5470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 5570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Reads 32 bits of data from the specified offset within the local 5670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * device's configuration space. 5770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 5870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_local_read_config_32(struct rio_mport *port, u32 offset, 5970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u32 * data) 6070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 6170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter return __rio_local_read_config_32(port, offset, data); 6270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 6370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 6470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 6570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_local_write_config_32 - Write 32 bits to local configuration space 6670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @port: Master port 6770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into local configuration space 6870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Data to be written 6970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 7070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Writes 32 bits of data to the specified offset within the local 7170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * device's configuration space. 7270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 7370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_local_write_config_32(struct rio_mport *port, u32 offset, 7470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u32 data) 7570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 7670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter return __rio_local_write_config_32(port, offset, data); 7770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 7870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 7970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 8070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_local_read_config_16 - Read 16 bits from local configuration space 8170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @port: Master port 8270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into local configuration space 8370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Pointer to read data into 8470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 8570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Reads 16 bits of data from the specified offset within the local 8670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * device's configuration space. 8770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 8870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_local_read_config_16(struct rio_mport *port, u32 offset, 8970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u16 * data) 9070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 9170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter return __rio_local_read_config_16(port, offset, data); 9270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 9370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 9470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 9570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_local_write_config_16 - Write 16 bits to local configuration space 9670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @port: Master port 9770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into local configuration space 9870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Data to be written 9970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 10070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Writes 16 bits of data to the specified offset within the local 10170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * device's configuration space. 10270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 10370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 10470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_local_write_config_16(struct rio_mport *port, u32 offset, 10570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u16 data) 10670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 10770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter return __rio_local_write_config_16(port, offset, data); 10870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 10970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 11070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 11170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_local_read_config_8 - Read 8 bits from local configuration space 11270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @port: Master port 11370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into local configuration space 11470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Pointer to read data into 11570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 11670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Reads 8 bits of data from the specified offset within the local 11770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * device's configuration space. 11870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 11970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_local_read_config_8(struct rio_mport *port, u32 offset, 12070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u8 * data) 12170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 12270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter return __rio_local_read_config_8(port, offset, data); 12370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 12470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 12570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 12670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_local_write_config_8 - Write 8 bits to local configuration space 12770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @port: Master port 12870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into local configuration space 12970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Data to be written 13070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 13170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Writes 8 bits of data to the specified offset within the local 13270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * device's configuration space. 13370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 13470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_local_write_config_8(struct rio_mport *port, u32 offset, 13570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u8 data) 13670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 13770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter return __rio_local_write_config_8(port, offset, data); 13870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 13970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 14070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 14170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_read_config_32 - Read 32 bits from configuration space 14270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @rdev: RIO device 14370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into device configuration space 14470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Pointer to read data into 14570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 14670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Reads 32 bits of data from the specified offset within the 14770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * RIO device's configuration space. 14870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 14970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_read_config_32(struct rio_dev *rdev, u32 offset, 15070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u32 * data) 15170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 152a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine return rio_mport_read_config_32(rdev->net->hport, rdev->destid, 153a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine rdev->hopcount, offset, data); 15470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter}; 15570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 15670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 15770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_write_config_32 - Write 32 bits to configuration space 15870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @rdev: RIO device 15970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into device configuration space 16070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Data to be written 16170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 16270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Writes 32 bits of data to the specified offset within the 16370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * RIO device's configuration space. 16470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 16570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_write_config_32(struct rio_dev *rdev, u32 offset, 16670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u32 data) 16770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 168a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine return rio_mport_write_config_32(rdev->net->hport, rdev->destid, 169a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine rdev->hopcount, offset, data); 17070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter}; 17170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 17270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 17370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_read_config_16 - Read 16 bits from configuration space 17470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @rdev: RIO device 17570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into device configuration space 17670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Pointer to read data into 17770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 17870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Reads 16 bits of data from the specified offset within the 17970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * RIO device's configuration space. 18070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 18170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_read_config_16(struct rio_dev *rdev, u32 offset, 18270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u16 * data) 18370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 184a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine return rio_mport_read_config_16(rdev->net->hport, rdev->destid, 185a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine rdev->hopcount, offset, data); 18670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter}; 18770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 18870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 18970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_write_config_16 - Write 16 bits to configuration space 19070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @rdev: RIO device 19170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into device configuration space 19270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Data to be written 19370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 19470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Writes 16 bits of data to the specified offset within the 19570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * RIO device's configuration space. 19670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 19770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_write_config_16(struct rio_dev *rdev, u32 offset, 19870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u16 data) 19970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 200a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine return rio_mport_write_config_16(rdev->net->hport, rdev->destid, 201a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine rdev->hopcount, offset, data); 20270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter}; 20370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 20470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 20570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_read_config_8 - Read 8 bits from configuration space 20670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @rdev: RIO device 20770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into device configuration space 20870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Pointer to read data into 20970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 21070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Reads 8 bits of data from the specified offset within the 21170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * RIO device's configuration space. 21270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 21370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_read_config_8(struct rio_dev *rdev, u32 offset, u8 * data) 21470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 215a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine return rio_mport_read_config_8(rdev->net->hport, rdev->destid, 216a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine rdev->hopcount, offset, data); 21770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter}; 21870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 21970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 22070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_write_config_8 - Write 8 bits to configuration space 22170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @rdev: RIO device 22270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @offset: Offset into device configuration space 22370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Data to be written 22470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 22570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Writes 8 bits of data to the specified offset within the 22670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * RIO device's configuration space. 22770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 22870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_write_config_8(struct rio_dev *rdev, u32 offset, u8 data) 22970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 230a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine return rio_mport_write_config_8(rdev->net->hport, rdev->destid, 231a93192a5d245a262dc52fa426de5b20467308a77Alexandre Bounine rdev->hopcount, offset, data); 23270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter}; 23370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 23470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int rio_mport_send_doorbell(struct rio_mport *mport, u16 destid, 23570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter u16 data); 23670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 23770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 23870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_send_doorbell - Send a doorbell message to a device 23970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @rdev: RIO device 24070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Doorbell message data 24170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 24270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Send a doorbell message to a RIO device. The doorbell message 24370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * has a 16-bit info field provided by the @data argument. 24470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 24570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_send_doorbell(struct rio_dev *rdev, u16 data) 24670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 24770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter return rio_mport_send_doorbell(rdev->net->hport, rdev->destid, data); 24870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter}; 24970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 25070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 25170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_init_mbox_res - Initialize a RIO mailbox resource 25270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @res: resource struct 25370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @start: start of mailbox range 25470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @end: end of mailbox range 25570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 25670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * This function is used to initialize the fields of a resource 25770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * for use as a mailbox resource. It initializes a range of 25870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * mailboxes using the start and end arguments. 25970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 26070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline void rio_init_mbox_res(struct resource *res, int start, int end) 26170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 26270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter memset(res, 0, sizeof(struct resource)); 26370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter res->start = start; 26470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter res->end = end; 26570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter res->flags = RIO_RESOURCE_MAILBOX; 26670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 26770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 26870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 26970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_init_dbell_res - Initialize a RIO doorbell resource 27070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @res: resource struct 27170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @start: start of doorbell range 27270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @end: end of doorbell range 27370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 27470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * This function is used to initialize the fields of a resource 27570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * for use as a doorbell resource. It initializes a range of 27670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * doorbell messages using the start and end arguments. 27770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 27870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline void rio_init_dbell_res(struct resource *res, u16 start, u16 end) 27970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 28070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter memset(res, 0, sizeof(struct resource)); 28170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter res->start = start; 28270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter res->end = end; 28370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter res->flags = RIO_RESOURCE_DOORBELL; 28470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 28570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 28670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 28770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * RIO_DEVICE - macro used to describe a specific RIO device 2880863afb32b77fc89c7110b3d10fb048cb56bb1b5Martin Waitz * @dev: the 16 bit RIO device ID 2890863afb32b77fc89c7110b3d10fb048cb56bb1b5Martin Waitz * @ven: the 16 bit RIO vendor ID 29070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 29170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * This macro is used to create a struct rio_device_id that matches a 29270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * specific device. The assembly vendor and assembly device fields 29370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * will be set to %RIO_ANY_ID. 29470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 29570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter#define RIO_DEVICE(dev,ven) \ 29670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter .did = (dev), .vid = (ven), \ 29770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter .asm_did = RIO_ANY_ID, .asm_vid = RIO_ANY_ID 29870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 29970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/* Mailbox management */ 3006978bbc097c2f665c336927a9d56ae39ef75fa56Matt Porterextern int rio_request_outb_mbox(struct rio_mport *, void *, int, int, 3016978bbc097c2f665c336927a9d56ae39ef75fa56Matt Porter void (*)(struct rio_mport *, void *,int, int)); 30270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int rio_release_outb_mbox(struct rio_mport *, int); 30370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 30470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 30570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_add_outb_message - Add RIO message to an outbound mailbox queue 30670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @mport: RIO master port containing the outbound queue 30770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @rdev: RIO device the message is be sent to 30870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @mbox: The outbound mailbox queue 30970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @buffer: Pointer to the message buffer 31070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @len: Length of the message buffer 31170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 31270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Adds a RIO message buffer to an outbound mailbox queue for 31370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * transmission. Returns 0 on success. 31470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 31570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_add_outb_message(struct rio_mport *mport, 31670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter struct rio_dev *rdev, int mbox, 31770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter void *buffer, size_t len) 31870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 319f8f0626989c85b3d8bd67eff29d9dd3d14a5e71fAlexandre Bounine return mport->ops->add_outb_message(mport, rdev, mbox, 320f8f0626989c85b3d8bd67eff29d9dd3d14a5e71fAlexandre Bounine buffer, len); 32170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 32270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 3236978bbc097c2f665c336927a9d56ae39ef75fa56Matt Porterextern int rio_request_inb_mbox(struct rio_mport *, void *, int, int, 3246978bbc097c2f665c336927a9d56ae39ef75fa56Matt Porter void (*)(struct rio_mport *, void *, int, int)); 32570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int rio_release_inb_mbox(struct rio_mport *, int); 32670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 32770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 32870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_add_inb_buffer - Add buffer to an inbound mailbox queue 32970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @mport: Master port containing the inbound mailbox 33070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @mbox: The inbound mailbox number 33170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @buffer: Pointer to the message buffer 33270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 33370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Adds a buffer to an inbound mailbox queue for reception. Returns 33470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 0 on success. 33570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 33670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline int rio_add_inb_buffer(struct rio_mport *mport, int mbox, 33770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter void *buffer) 33870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 339f8f0626989c85b3d8bd67eff29d9dd3d14a5e71fAlexandre Bounine return mport->ops->add_inb_buffer(mport, mbox, buffer); 34070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 34170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 34270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 34370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_get_inb_message - Get A RIO message from an inbound mailbox queue 34470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @mport: Master port containing the inbound mailbox 34570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @mbox: The inbound mailbox number 34670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 34770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Get a RIO message from an inbound mailbox queue. Returns 0 on success. 34870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 34970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline void *rio_get_inb_message(struct rio_mport *mport, int mbox) 35070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 351f8f0626989c85b3d8bd67eff29d9dd3d14a5e71fAlexandre Bounine return mport->ops->get_inb_message(mport, mbox); 35270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 35370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 35470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/* Doorbell management */ 3556978bbc097c2f665c336927a9d56ae39ef75fa56Matt Porterextern int rio_request_inb_dbell(struct rio_mport *, void *, u16, u16, 3566978bbc097c2f665c336927a9d56ae39ef75fa56Matt Porter void (*)(struct rio_mport *, void *, u16, u16, u16)); 35770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int rio_release_inb_dbell(struct rio_mport *, u16, u16); 35870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern struct resource *rio_request_outb_dbell(struct rio_dev *, u16, u16); 35970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern int rio_release_outb_dbell(struct rio_dev *, struct resource *); 36070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 36170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/* Memory region management */ 36270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterint rio_claim_resource(struct rio_dev *, int); 36370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterint rio_request_regions(struct rio_dev *, char *); 36470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Portervoid rio_release_regions(struct rio_dev *); 36570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterint rio_request_region(struct rio_dev *, int, char *); 36670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Portervoid rio_release_region(struct rio_dev *, int); 36770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 368e5cabeb3d60f9cd3e3950aff071319ae0e2d08d8Alexandre Bounine/* Port-Write management */ 369e5cabeb3d60f9cd3e3950aff071319ae0e2d08d8Alexandre Bounineextern int rio_request_inb_pwrite(struct rio_dev *, 370e5cabeb3d60f9cd3e3950aff071319ae0e2d08d8Alexandre Bounine int (*)(struct rio_dev *, union rio_pw_msg*, int)); 371e5cabeb3d60f9cd3e3950aff071319ae0e2d08d8Alexandre Bounineextern int rio_release_inb_pwrite(struct rio_dev *); 372e5cabeb3d60f9cd3e3950aff071319ae0e2d08d8Alexandre Bounineextern int rio_inb_pwrite_handler(union rio_pw_msg *pw_msg); 373e5cabeb3d60f9cd3e3950aff071319ae0e2d08d8Alexandre Bounine 37470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/* LDM support */ 37570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterint rio_register_driver(struct rio_driver *); 37670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Portervoid rio_unregister_driver(struct rio_driver *); 37770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstruct rio_dev *rio_dev_get(struct rio_dev *); 37870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Portervoid rio_dev_put(struct rio_dev *); 37970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 38070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 38170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_name - Get the unique RIO device identifier 38270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @rdev: RIO device 38370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 38470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Get the unique RIO device identifier. Returns the device 38570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * identifier string. 38670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 387b53c7583e26746ef6f66c866841e10450150ed8eKay Sieversstatic inline const char *rio_name(struct rio_dev *rdev) 38870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 389b53c7583e26746ef6f66c866841e10450150ed8eKay Sievers return dev_name(&rdev->dev); 39070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 39170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 39270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 39370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_get_drvdata - Get RIO driver specific data 39470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @rdev: RIO device 39570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 39670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Get RIO driver specific data. Returns a pointer to the 39770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * driver specific data. 39870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 39970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline void *rio_get_drvdata(struct rio_dev *rdev) 40070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 40170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter return dev_get_drvdata(&rdev->dev); 40270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 40370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 40470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/** 40570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * rio_set_drvdata - Set RIO driver specific data 40670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @rdev: RIO device 40770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * @data: Pointer to driver specific data 40870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * 40970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * Set RIO driver specific data. device struct driver data pointer 41070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter * is set to the @data argument. 41170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter */ 41270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterstatic inline void rio_set_drvdata(struct rio_dev *rdev, void *data) 41370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter{ 41470a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter dev_set_drvdata(&rdev->dev, data); 41570a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter} 41670a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 41770a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter/* Misc driver helpers */ 41870a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern u16 rio_local_get_device_id(struct rio_mport *port); 41970a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern struct rio_dev *rio_get_device(u16 vid, u16 did, struct rio_dev *from); 42070a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porterextern struct rio_dev *rio_get_asm(u16 vid, u16 did, u16 asm_vid, u16 asm_did, 42170a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter struct rio_dev *from); 42270a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter 42370a50ebd9a94533964c19f918dbbd66763e3f9e5Matt Porter#endif /* LINUX_RIO_DRV_H */ 424