Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

[firefly-linux-kernel-4.4.55.git] / include / asm-generic / barrier.h

diff --git a/include/asm-generic/barrier.h b/include/asm-generic/barrier.h
index 1402fa855388985282ff05e157b3388e85114d92..f5c40b0fadc2a50be563304727db2e7ad7fe6699 100644 (file)
--- a/include/asm-generic/barrier.h
+++ b/include/asm-generic/barrier.h
@@ -42,6 +42,14 @@
 #define wmb()  mb()
 #endif
 
+#ifndef dma_rmb
+#define dma_rmb()      rmb()
+#endif
+
+#ifndef dma_wmb
+#define dma_wmb()      wmb()
+#endif
+
 #ifndef read_barrier_depends
 #define read_barrier_depends()         do { } while (0)
 #endif