34 строки
886 B
C
34 строки
886 B
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2003 Christoph Hellwig (hch@lst.de)
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* Copyright (C) 1999, 2000, 04 Ralf Baechle (ralf@linux-mips.org)
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* Copyright (C) 1999, 2000 Silicon Graphics, Inc.
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*/
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#include <asm/pci/bridge.h>
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dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr)
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{
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struct pci_dev *pdev = to_pci_dev(dev);
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struct bridge_controller *bc = BRIDGE_CONTROLLER(pdev->bus);
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return bc->baddr + paddr;
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}
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phys_addr_t __dma_to_phys(struct device *dev, dma_addr_t dma_addr)
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{
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return dma_addr & ~(0xffUL << 56);
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}
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#ifdef CONFIG_NUMA
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int pcibus_to_node(struct pci_bus *bus)
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{
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struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
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return bc->nasid;
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}
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EXPORT_SYMBOL(pcibus_to_node);
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#endif /* CONFIG_NUMA */
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