summaryrefslogtreecommitdiffstats
path: root/arch/x86/kernel/pci-dma.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/kernel/pci-dma.c')
-rw-r--r--arch/x86/kernel/pci-dma.c16
1 files changed, 0 insertions, 16 deletions
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index 1926248..1972266 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -9,8 +9,6 @@
#include <asm/calgary.h>
#include <asm/amd_iommu.h>
-static int forbid_dac __read_mostly;
-
struct dma_mapping_ops *dma_ops;
EXPORT_SYMBOL(dma_ops);
@@ -293,17 +291,3 @@ void pci_iommu_shutdown(void)
}
/* Must execute after PCI subsystem */
fs_initcall(pci_iommu_init);
-
-#ifdef CONFIG_PCI
-/* Many VIA bridges seem to corrupt data for DAC. Disable it here */
-
-static __devinit void via_no_dac(struct pci_dev *dev)
-{
- if ((dev->class >> 8) == PCI_CLASS_BRIDGE_PCI && forbid_dac == 0) {
- printk(KERN_INFO "PCI: VIA PCI bridge detected."
- "Disabling DAC.\n");
- forbid_dac = 1;
- }
-}
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_ANY_ID, via_no_dac);
-#endif
OpenPOWER on IntegriCloud