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v0.8.1
https://github.com/torvalds/linux
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Tip revision: b9bbe6ed63b2b9f2c9ee5cbd0f2c946a2723f4ce authored by Linus Torvalds on 17 May 2020, 23:48:37 UTC
Linux 5.7-rc6
Tip revision: b9bbe6e
io_generic.h
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Trivial I/O routine definitions, intentionally meant to be included
 * multiple times. Ugly I/O routine concatenation helpers taken from
 * alpha. Must be included _before_ io.h to avoid preprocessor-induced
 * routine mismatch.
 */
#define IO_CONCAT(a,b)	_IO_CONCAT(a,b)
#define _IO_CONCAT(a,b)	a ## _ ## b

#ifndef __IO_PREFIX
#error "Don't include this header without a valid system prefix"
#endif

void __iomem *IO_CONCAT(__IO_PREFIX,ioport_map)(unsigned long addr, unsigned int size);
void IO_CONCAT(__IO_PREFIX,ioport_unmap)(void __iomem *addr);
void IO_CONCAT(__IO_PREFIX,mem_init)(void);

#undef __IO_PREFIX
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