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-rw-r--r--arch/arm/mach-ixp4xx/common-pci.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c
index 055d81694a17..200970d56f6d 100644
--- a/arch/arm/mach-ixp4xx/common-pci.c
+++ b/arch/arm/mach-ixp4xx/common-pci.c
@@ -481,5 +481,14 @@ int ixp4xx_setup(int nr, struct pci_sys_data *sys)
return 1;
}
+int dma_set_coherent_mask(struct device *dev, u64 mask)
+{
+ if (mask >= SZ_64M - 1)
+ return 0;
+
+ return -EIO;
+}
+
EXPORT_SYMBOL(ixp4xx_pci_read);
EXPORT_SYMBOL(ixp4xx_pci_write);
+EXPORT_SYMBOL(dma_set_coherent_mask);