swh:1:snp:32555a3fd8878f019c2ebd6c964bc1edcaeff337
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Tip revision: a351e9b9fc24e982ec2f0e76379a49826036da12 authored by Linus Torvalds on 01 May 2017, 02:47:48 UTC
Linux 4.11
Tip revision: a351e9b
iomap.c
/*
 *  linux/arch/arm/mm/iomap.c
 *
 * Map IO port and PCI memory spaces so that {read,write}[bwl] can
 * be used to access this memory.
 */
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/ioport.h>
#include <linux/io.h>

unsigned long vga_base;
EXPORT_SYMBOL(vga_base);

#ifdef __io
void __iomem *ioport_map(unsigned long port, unsigned int nr)
{
	return __io(port);
}
EXPORT_SYMBOL(ioport_map);

void ioport_unmap(void __iomem *addr)
{
}
EXPORT_SYMBOL(ioport_unmap);
#endif

#ifdef CONFIG_PCI
unsigned long pcibios_min_io = 0x1000;
EXPORT_SYMBOL(pcibios_min_io);

unsigned long pcibios_min_mem = 0x01000000;
EXPORT_SYMBOL(pcibios_min_mem);

void pci_iounmap(struct pci_dev *dev, void __iomem *addr)
{
	if ((unsigned long)addr >= VMALLOC_START &&
	    (unsigned long)addr < VMALLOC_END)
		iounmap(addr);
}
EXPORT_SYMBOL(pci_iounmap);
#endif
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