From: Arnd Bergmann Date: Mon, 4 Jun 2007 18:14:39 +0000 (+1000) Subject: [POWERPC] Fix pci_setup_phb_io_dynamic for pci_iomap X-Git-Tag: v3.12-rc1~29167^2~7 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e7c40012b84f670ba57fe4a3f453ddecc8813e9b;p=kernel%2Fkernel-generic.git [POWERPC] Fix pci_setup_phb_io_dynamic for pci_iomap We had a problem on a system with only dynamically allocated PCI buses (using of_pci_phb_driver) in combination with libata. This setup ended up having no "primary" phb, which means that pci_io_base never got initialized and all IO port numbers are 64 bit numbers, which is larger than the PIO_MASK limit. Signed-off-by: Arnd Bergmann Acked-by: Benjamin Herrenschmidt Signed-off-by: Paul Mackerras --- diff --git a/arch/powerpc/kernel/of_platform.c b/arch/powerpc/kernel/of_platform.c index d501c23..d454f61 100644 --- a/arch/powerpc/kernel/of_platform.c +++ b/arch/powerpc/kernel/of_platform.c @@ -433,7 +433,7 @@ static int __devinit of_pci_phb_probe(struct of_device *dev, * Note also that we don't do ISA, this will also be fixed with a * more massive rework. */ - pci_setup_phb_io(phb, 0); + pci_setup_phb_io(phb, pci_io_base == 0); /* Init pci_dn data structures */ pci_devs_phb_init_dynamic(phb);