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openwrt-xburst/target/linux/lantiq/files/arch/mips/pci/fixup-lantiq.c

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/*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* Copyright (C) 2012 John Crispin <blogic@openwrt.org>
*/
#include <linux/of_irq.h>
#include <linux/of_pci.h>
int (*ltqpci_map_irq)(const struct pci_dev *dev, u8 slot, u8 pin) = NULL;
int (*ltqpci_plat_arch_init)(struct pci_dev *dev) = NULL;
int (*ltqpci_plat_dev_init)(struct pci_dev *dev) = NULL;
int *ltq_pci_irq_map;
int pcibios_plat_dev_init(struct pci_dev *dev)
{
if (ltqpci_plat_arch_init)
return ltqpci_plat_arch_init(dev);
if (ltqpci_plat_dev_init)
return ltqpci_plat_dev_init(dev);
return 0;
}
int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
if (ltqpci_map_irq)
return ltqpci_map_irq(dev, slot, pin);
if (ltq_pci_irq_map[slot]) {
dev_info(&dev->dev, "SLOT:%d PIN:%d IRQ:%d\n", slot, pin, ltq_pci_irq_map[slot]);
return ltq_pci_irq_map[slot];
}
printk(KERN_ERR "lq_pci: trying to map irq for unknown slot %d\n",
slot);
return 0;
}