mirror of https://gitee.com/openkylin/linux.git
46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
/*
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* arch/mips/pci/fixup-sb1250.c
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*
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* Copyright (C) 2004, 2006 MIPS Technologies, Inc. All rights reserved.
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* Author: Maciej W. Rozycki <macro@mips.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#include <linux/init.h>
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#include <linux/pci.h>
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/*
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* Set the the BCM1250, etc. PCI host bridge's TRDY timeout
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* to the finite max.
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*/
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static void __init quirk_sb1250_pci(struct pci_dev *dev)
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{
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pci_write_config_byte(dev, 0x40, 0xff);
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}
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DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SIBYTE, PCI_DEVICE_ID_BCM1250_PCI,
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quirk_sb1250_pci);
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/*
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* The BCM1250, etc. PCI/HT bridge reports as a host bridge.
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*/
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static void __init quirk_sb1250_ht(struct pci_dev *dev)
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{
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dev->class = PCI_CLASS_BRIDGE_PCI << 8;
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}
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DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SIBYTE, PCI_DEVICE_ID_BCM1250_HT,
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quirk_sb1250_ht);
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/*
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* Set the the SP1011 HT/PCI bridge's TRDY timeout to the finite max.
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*/
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static void __init quirk_sp1011(struct pci_dev *dev)
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{
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pci_write_config_byte(dev, 0x64, 0xff);
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}
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DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SIPACKETS, PCI_DEVICE_ID_SP1011,
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quirk_sp1011);
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