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authorRussell King <rmk+kernel@arm.linux.org.uk>2009-12-04 15:00:08 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-12-04 15:00:11 +0000
commit2fc42814d8a9dd757abc7f80fbf11e9247e97d40 (patch)
tree8216bbfc4fdf9bda4e30c04f415725dd0ef6da4f /arch/arm/plat-omap
parentc6baa1963c2a76ffdb157e8b9a5a55b30046b125 (diff)
parent29cb8d0d249f6b8fa33683cc17622ff16ada834c (diff)
Merge branch 'pending-dma-streaming' (early part) into devel
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/include/mach/memory.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/mach/memory.h b/arch/arm/plat-omap/include/mach/memory.h
index 9ad41dc484c1..3325f7b49eaa 100644
--- a/arch/arm/plat-omap/include/mach/memory.h
+++ b/arch/arm/plat-omap/include/mach/memory.h
@@ -68,6 +68,13 @@
__dma = __dma - PHYS_OFFSET + OMAP1510_LB_OFFSET; \
__dma; })
+#define __arch_dma_to_page(dev, addr) \
+ ({ dma_addr_t __dma = addr; \
+ if (is_lbus_device(dev)) \
+ __dma += PHYS_OFFSET - OMAP1510_LB_OFFSET; \
+ phys_to_page(__dma); \
+ })
+
#define __arch_dma_to_virt(dev, addr) ({ (void *) (is_lbus_device(dev) ? \
lbus_to_virt(addr) : \
__phys_to_virt(addr)); })