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Commit 986c9485 authored by Ralf Baechle's avatar Ralf Baechle
Browse files

[MIPS] PCI: Port i386 PCI fixes. 



The MIPS version of pcibios_enalbe_resources did not have the fixes
from ed6d14f9 yet which under circumstances
similar to x86 might result in failures.

Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent dc9175be

arch/mips/pci/pci.c

+5 −2
Original line number Diff line number Diff line
@@ -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);