From: Andi Kleen Date: Mon, 12 Sep 2005 16:49:23 +0000 (+0200) Subject: [PATCH] x86{-64}: Remove old hack that disabled mmconfig support on AMD systems. X-Git-Tag: v3.12-rc1~41639 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f343bb4cd7cc76d49d72415c8b867b1073d3c6db;p=kernel%2Fkernel-generic.git [PATCH] x86{-64}: Remove old hack that disabled mmconfig support on AMD systems. Now that Greg implemented MCFG/_SEG support this shouldn't be needed anymore Cc: gregkh@suse.de Signed-off-by: Andi Kleen Signed-off-by: Linus Torvalds --- diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c index 60f0e7a..dfbf80c 100644 --- a/arch/i386/pci/mmconfig.c +++ b/arch/i386/pci/mmconfig.c @@ -127,13 +127,6 @@ static int __init pci_mmcfg_init(void) (pci_mmcfg_config[0].base_address == 0)) goto out; - /* Kludge for now. Don't use mmconfig on AMD systems because - those have some busses where mmconfig doesn't work, - and we don't parse ACPI MCFG well enough to handle that. - Remove when proper handling is added. */ - if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD) - goto out; - printk(KERN_INFO "PCI: Using MMCONFIG\n"); raw_pci_ops = &pci_mmcfg; pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF; diff --git a/arch/x86_64/pci/mmconfig.c b/arch/x86_64/pci/mmconfig.c index 657e88a..a0838c4 100644 --- a/arch/x86_64/pci/mmconfig.c +++ b/arch/x86_64/pci/mmconfig.c @@ -111,13 +111,6 @@ static int __init pci_mmcfg_init(void) (pci_mmcfg_config[0].base_address == 0)) return 0; - /* Kludge for now. Don't use mmconfig on AMD systems because - those have some busses where mmconfig doesn't work, - and we don't parse ACPI MCFG well enough to handle that. - Remove when proper handling is added. */ - if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD) - return 0; - /* RED-PEN i386 doesn't do _nocache right now */ pci_mmcfg_virt = kmalloc(sizeof(*pci_mmcfg_virt) * pci_mmcfg_config_num, GFP_KERNEL); if (pci_mmcfg_virt == NULL) {