Release 4.12 arch/mips/pci/pci.c

/*
 * This program is free software; you can redistribute  it and/or modify it
 * under  the terms of  the GNU General  Public License as published by the
 * Free Software Foundation;  either version 2 of the  License, or (at your
 * option) any later version.
 *
 * Copyright (C) 2003, 04, 11 Ralf Baechle (ralf@linux-mips.org)
 * Copyright (C) 2011 Wind River Systems,
 *   written by Ralf Baechle (ralf@linux-mips.org)
 */
#include <linux/bug.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/bootmem.h>
#include <linux/export.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/of_address.h>

#include <asm/cpu-info.h>


unsigned long PCIBIOS_MIN_IO;

EXPORT_SYMBOL(PCIBIOS_MIN_IO);


unsigned long PCIBIOS_MIN_MEM;

EXPORT_SYMBOL(PCIBIOS_MIN_MEM);



static int __init pcibios_set_cache_line_size(void)
{
	struct cpuinfo_mips *c = &current_cpu_data;
	unsigned int lsize;

	/*
         * Set PCI cacheline size to that of the highest level in the
         * cache hierarchy.
         */
	lsize = c->dcache.linesz;
	lsize = c->scache.linesz ? : lsize;
	lsize = c->tcache.linesz ? : lsize;

	BUG_ON(!lsize);

	pci_dfl_cache_line_size = lsize >> 2;

	pr_debug("PCI: pci_cache_line_size set to %d bytes\n", lsize);
	return 0;
}
Contributors
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Commits
CommitProp
Paul Burton
58
78.38%
1
25.00%
Björn Helgaas
12
16.22%
1
25.00%
Andrew Morton
2
2.70%
1
25.00%
Ralf Bächle
2
2.70%
1
25.00%
Total
74
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4
100.00%


arch_initcall(pcibios_set_cache_line_size);



void pci_resource_to_user(const struct pci_dev *dev, int bar,
			  const struct resource *rsrc, resource_size_t *start,
			  resource_size_t *end)
{
	phys_addr_t size = resource_size(rsrc);

	*start = fixup_bigphys_addr(rsrc->start, size);
	*end = rsrc->start + size;
}
Contributors
Person
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CommitProp
Björn Helgaas
57
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1
100.00%
Total
57
100.00%
1
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Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Paul Burton
72
38.92%
1
10.00%
Björn Helgaas
69
37.30%
2
20.00%
Ralf Bächle
27
14.59%
4
40.00%
Andrew Morton
11
5.95%
1
10.00%
Paul Gortmaker
3
1.62%
1
10.00%
John Crispin
3
1.62%
1
10.00%
Total
185
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10
100.00%
Directory: arch/mips/pci

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