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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/arch/mips/pci/pci-ip27.c
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/*

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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 ([email protected])

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 * Copyright (C) 1999, 2000, 04 Ralf Baechle ([email protected])

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 * Copyright (C) 1999, 2000 Silicon Graphics, Inc.

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 */

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#include <linux/io.h>

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#include <asm/sn/addrs.h>

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#include <asm/sn/types.h>

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#include <asm/sn/klconfig.h>

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#include <asm/sn/agent.h>

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#include <asm/sn/ioc3.h>

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#include <asm/pci/bridge.h>

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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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static void ip29_fixup_phy(struct pci_dev *dev)

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{

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	int nasid = pcibus_to_node(dev->bus);

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	u32 sid;

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	if (nasid != 1)

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		return; /* only needed on second module */

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	/* enable ethernet PHY on IP29 systemboard */

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	pci_read_config_dword(dev, PCI_SUBSYSTEM_VENDOR_ID, &sid);

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	if (sid == (PCI_VENDOR_ID_SGI | (IOC3_SUBSYS_IP29_SYSBOARD) << 16))

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		REMOTE_HUB_S(nasid, MD_LED0, 0x09);

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}

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DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SGI, PCI_DEVICE_ID_SGI_IOC3,

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			ip29_fixup_phy);

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