diff options
Diffstat (limited to 'arch/x86/kernel/pci-dma_32.c')
-rw-r--r-- | arch/x86/kernel/pci-dma_32.c | 13 |
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 | ||
160 | int forbid_dac; | ||
161 | EXPORT_SYMBOL(forbid_dac); | ||
162 | |||
163 | int | 160 | int |
164 | dma_supported(struct device *dev, u64 mask) | 161 | dma_supported(struct device *dev, u64 mask) |
165 | { | 162 | { |
@@ -182,16 +179,6 @@ dma_supported(struct device *dev, u64 mask) | |||
182 | } | 179 | } |
183 | EXPORT_SYMBOL(dma_supported); | 180 | EXPORT_SYMBOL(dma_supported); |
184 | 181 | ||
185 | |||
186 | static __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 | } | ||
193 | DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_ANY_ID, via_no_dac); | ||
194 | |||
195 | static int check_iommu(char *s) | 182 | static int check_iommu(char *s) |
196 | { | 183 | { |
197 | if (!strcmp(s, "usedac")) { | 184 | if (!strcmp(s, "usedac")) { |