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-rw-r--r--kernel/include/linux/sa11x0-dma.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/kernel/include/linux/sa11x0-dma.h b/kernel/include/linux/sa11x0-dma.h
new file mode 100644
index 000000000..65839a58b
--- /dev/null
+++ b/kernel/include/linux/sa11x0-dma.h
@@ -0,0 +1,24 @@
+/*
+ * SA11x0 DMA Engine support
+ *
+ * Copyright (C) 2012 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __LINUX_SA11X0_DMA_H
+#define __LINUX_SA11X0_DMA_H
+
+struct dma_chan;
+
+#if defined(CONFIG_DMA_SA11X0) || defined(CONFIG_DMA_SA11X0_MODULE)
+bool sa11x0_dma_filter_fn(struct dma_chan *, void *);
+#else
+static inline bool sa11x0_dma_filter_fn(struct dma_chan *c, void *d)
+{
+ return false;
+}
+#endif
+
+#endif