Merge git://git.infradead.org/iommu-2.6

[linux-2.6-omap-h63xx.git] / include / linux / intel-iommu.h

diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 1d6c71d96edeac0d730fb178e91120bebe695300..77214ead1a36343ee4267647c00fd9bd9e3d28c8 100644 (file)
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -123,7 +123,7 @@ static inline void dmar_writeq(void __iomem *addr, u64 val)
 #define ecap_eim_support(e)    ((e >> 4) & 0x1)
 #define ecap_ir_support(e)     ((e >> 3) & 0x1)
 #define ecap_max_handle_mask(e) ((e >> 20) & 0xf)
-
+#define ecap_sc_support(e)     ((e >> 7) & 0x1) /* Snooping Control */
 
 /* IOTLB_REG */
 #define DMA_TLB_FLUSH_GRANU_OFFSET  60