X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=include%2Flinux%2Fdma-mapping.h;h=2a984cb4d1e037645c8e599223508f1b6d663abe;hb=ef9856a734af9bc71e5a8554374380e200fe7fc4;hp=fbfa3f5abd9498183e19ad6ab1b809d2aca9d62a;hpb=8b1e2c50bce9f3cc4422c3ed087252b8347da77a;p=linux-2.6-microblaze.git

diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index fbfa3f5abd94..2a984cb4d1e0 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -509,6 +509,22 @@ static inline int dma_set_seg_boundary(struct device *dev, unsigned long mask)
 	return -EIO;
 }
 
+static inline unsigned int dma_get_min_align_mask(struct device *dev)
+{
+	if (dev->dma_parms)
+		return dev->dma_parms->min_align_mask;
+	return 0;
+}
+
+static inline int dma_set_min_align_mask(struct device *dev,
+		unsigned int min_align_mask)
+{
+	if (WARN_ON_ONCE(!dev->dma_parms))
+		return -EIO;
+	dev->dma_parms->min_align_mask = min_align_mask;
+	return 0;
+}
+
 static inline int dma_get_cache_alignment(void)
 {
 #ifdef ARCH_DMA_MINALIGN