MSI doesn't work on RS400-200 and RS480 requiring pci=nomsi kernel boot parameter for ahci to work. This patch disables MSI on those chips.
http://thread.gmane.org/gmane.linux.ide/17820 http://thread.gmane.org/gmane.linux.ide/17516 https://bugzilla.novell.com/show_bug.cgi?id=263893 Signed-off-by: Tejun Heo <[EMAIL PROTECTED]> diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 65d6f23..3300ff1 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -1761,6 +1761,8 @@ static void __devinit quirk_disable_msi(struct pci_dev *dev) } } DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_BRIDGE, quirk_disable_msi); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS400_200, quirk_disable_msi); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS480, quirk_disable_msi); /* Go through the list of Hypertransport capabilities and * return 1 if a HT MSI capability is found and enabled */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
