Merge branch '4.4-armlt-mali' into 4.4-armlt

1 files changed, 42 insertions, 0 deletions

diff --git a/drivers/base/dma_buf_lock/src/dma_buf_lock.h b/drivers/base/dma_buf_lock/src/dma_buf_lock.h
new file mode 100755
index 000000000000..e1b9348b9cfd
--- /dev/null
+++ b/drivers/base/dma_buf_lock/src/dma_buf_lock.h
@@ -0,0 +1,42 @@
+/*
+ *
+ * (C) COPYRIGHT 2012 ARM Limited. All rights reserved.
+ *
+ * This program is free software and is provided to you under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation, and any use by you of this program is subject to the terms
+ * of such GNU licence.
+ *
+ * A copy of the licence is included with the program, and can also be obtained
+ * from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ *
+ */
+
+
+
+#ifndef _DMA_BUF_LOCK_H
+#define _DMA_BUF_LOCK_H
+
+typedef enum dma_buf_lock_exclusive
+{
+	DMA_BUF_LOCK_NONEXCLUSIVE = 0,
+	DMA_BUF_LOCK_EXCLUSIVE = -1
+} dma_buf_lock_exclusive;
+
+typedef struct dma_buf_lock_k_request
+{
+	int count;
+	int *list_of_dma_buf_fds;
+	int timeout;
+	dma_buf_lock_exclusive exclusive;
+} dma_buf_lock_k_request;
+
+#define DMA_BUF_LOCK_IOC_MAGIC '~'
+
+#define DMA_BUF_LOCK_FUNC_LOCK_ASYNC       _IOW(DMA_BUF_LOCK_IOC_MAGIC, 11, dma_buf_lock_k_request)
+
+#define DMA_BUF_LOCK_IOC_MINNR 11
+#define DMA_BUF_LOCK_IOC_MAXNR 11
+
+#endif /* _DMA_BUF_LOCK_H */