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Diffstat (limited to 'arch/x86/kernel/pci-dma_32.c')
-rw-r--r--arch/x86/kernel/pci-dma_32.c13
1 files changed, 0 insertions, 13 deletions
diff --git a/arch/x86/kernel/pci-dma_32.c b/arch/x86/kernel/pci-dma_32.c
index 9e8297657c32..6543bb30b65d 100644
--- a/arch/x86/kernel/pci-dma_32.c
+++ b/arch/x86/kernel/pci-dma_32.c
@@ -157,9 +157,6 @@ EXPORT_SYMBOL(dma_mark_declared_memory_occupied);
157#ifdef CONFIG_PCI 157#ifdef CONFIG_PCI
158/* Many VIA bridges seem to corrupt data for DAC. Disable it here */ 158/* Many VIA bridges seem to corrupt data for DAC. Disable it here */
159 159
160int forbid_dac;
161EXPORT_SYMBOL(forbid_dac);
162
163int 160int
164dma_supported(struct device *dev, u64 mask) 161dma_supported(struct device *dev, u64 mask)
165{ 162{
@@ -182,16 +179,6 @@ dma_supported(struct device *dev, u64 mask)
182} 179}
183EXPORT_SYMBOL(dma_supported); 180EXPORT_SYMBOL(dma_supported);
184 181
185
186static __devinit void via_no_dac(struct pci_dev *dev)
187{
188 if ((dev->class >> 8) == PCI_CLASS_BRIDGE_PCI && forbid_dac == 0) {
189 printk(KERN_INFO "PCI: VIA PCI bridge detected. Disabling DAC.\n");
190 forbid_dac = 1;
191 }
192}
193DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_ANY_ID, via_no_dac);
194
195static int check_iommu(char *s) 182static int check_iommu(char *s)
196{ 183{
197 if (!strcmp(s, "usedac")) { 184 if (!strcmp(s, "usedac")) {