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authorRalf Baechle <ralf@linux-mips.org>2008-02-19 15:59:33 +0000
committerRalf Baechle <ralf@linux-mips.org>2008-02-19 17:01:32 +0000
commit986c94854e5615000f39edfc788dffff7035ec7d (patch)
tree549c9c46a692dd73923f344a4297f1a777c3d160 /arch/mips/pci
parentdc9175be76084367974732cac55d7b097c79d474 (diff)
downloadop-kernel-dev-986c94854e5615000f39edfc788dffff7035ec7d.zip
op-kernel-dev-986c94854e5615000f39edfc788dffff7035ec7d.tar.gz
[MIPS] PCI: Port i386 PCI fixes.
The MIPS version of pcibios_enalbe_resources did not have the fixes from ed6d14f9760857c745206c978b80352fc09cfd19 yet which under circumstances similar to x86 might result in failures. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/pci')
-rw-r--r--arch/mips/pci/pci.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index 6e6981f..1d10d65 100644
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -177,6 +177,11 @@ static int pcibios_enable_resources(struct pci_dev *dev, int mask)
continue;
r = &dev->resource[idx];
+ if (!(r->flags & (IORESOURCE_IO | IORESOURCE_MEM)))
+ continue;
+ if ((idx == PCI_ROM_RESOURCE) &&
+ (!(r->flags & IORESOURCE_ROM_ENABLE)))
+ continue;
if (!r->start && r->end) {
printk(KERN_ERR "PCI: Device %s not available because of resource collisions\n", pci_name(dev));
return -EINVAL;
@@ -186,8 +191,6 @@ static int pcibios_enable_resources(struct pci_dev *dev, int mask)
if (r->flags & IORESOURCE_MEM)
cmd |= PCI_COMMAND_MEMORY;
}
- if (dev->resource[PCI_ROM_RESOURCE].start)
- cmd |= PCI_COMMAND_MEMORY;
if (cmd != old_cmd) {
printk("PCI: Enabling device %s (%04x -> %04x)\n", pci_name(dev), old_cmd, cmd);
pci_write_config_word(dev, PCI_COMMAND, cmd);
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