PCI: Revert "PCI: i386/x86_84: disable PCI resource decode on device disable"
This reverts commit 53e4d30dd666d7f83598957ee4a415eefb47c9a6.
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>
diff --git a/arch/i386/pci/common.c b/arch/i386/pci/common.c
index 6d5ace8..cdfcf97 100644
--- a/arch/i386/pci/common.c
+++ b/arch/i386/pci/common.c
@@ -343,7 +343,6 @@
void pcibios_disable_device (struct pci_dev *dev)
{
- pcibios_disable_resources(dev);
if (pcibios_disable_irq)
pcibios_disable_irq(dev);
}
diff --git a/arch/i386/pci/i386.c b/arch/i386/pci/i386.c
index 10154a2..9858029 100644
--- a/arch/i386/pci/i386.c
+++ b/arch/i386/pci/i386.c
@@ -242,15 +242,6 @@
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
* timer as certain crappy BIOSes forget to set it properly.
diff --git a/arch/i386/pci/pci.h b/arch/i386/pci/pci.h
index ad065ce..a0a2518 100644
--- a/arch/i386/pci/pci.h
+++ b/arch/i386/pci/pci.h
@@ -43,7 +43,6 @@
void pcibios_resource_survey(void);
int pcibios_enable_resources(struct pci_dev *, int);
-void pcibios_disable_resources(struct pci_dev *);
/* pci-pc.c */