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PCI: Revert "PCI: i386/x86_84: disable PCI resource decode on device disable"

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This reverts commit 53e4d30dd6.

It was found that it caused unneeded problems (see
http://bugzilla.kernel.org/show_bug.cgi?id=7082 for details of one such
issue.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman
2006-11-02 23:02:24 -08:00
parent 2de6c39f38
commit 6851ecc6e2
3 changed files with 0 additions and 11 deletions
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1
arch/i386/pci/common.c
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@@ -343,7 +343,6 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
void pcibios_disable_device (struct pci_dev *dev) void pcibios_disable_device (struct pci_dev *dev)
{ {
pcibios_disable_resources(dev);
if (pcibios_disable_irq) if (pcibios_disable_irq)
pcibios_disable_irq(dev); pcibios_disable_irq(dev);
} }

9
arch/i386/pci/i386.c
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@@ -242,15 +242,6 @@ int pcibios_enable_resources(struct pci_dev *dev, int mask)
return 0; return 0;
} }
void pcibios_disable_resources(struct pci_dev *dev)
{
u16 cmd;
pci_read_config_word(dev, PCI_COMMAND, &cmd);
cmd &= ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY);
pci_write_config_word(dev, PCI_COMMAND, cmd);
}
/* /*
* If we set up a device for bus mastering, we need to check the latency * If we set up a device for bus mastering, we need to check the latency
* timer as certain crappy BIOSes forget to set it properly. * timer as certain crappy BIOSes forget to set it properly.

1
arch/i386/pci/pci.h
View File

@@ -43,7 +43,6 @@ extern unsigned int pcibios_max_latency;
void pcibios_resource_survey(void); void pcibios_resource_survey(void);
int pcibios_enable_resources(struct pci_dev *, int); int pcibios_enable_resources(struct pci_dev *, int);
void pcibios_disable_resources(struct pci_dev *);
/* pci-pc.c */ /* pci-pc.c */