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