This enum was not documented. Document it.
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
---
include/media/videobuf2-core.h | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h
index 68f93dacb38f..65eeca83687a 100644
--- a/include/media/videobuf2-core.h
+++ b/include/media/videobuf2-core.h
@@ -20,6 +20,20 @@
#define VB2_MAX_FRAME (32)
#define VB2_MAX_PLANES (8)
+/**
+ * enum vb2_memory - type of memory model used to make the buffers visible
+ * on userspace.
+ *
+ * @VB2_MEMORY_UNKNOWN: Buffer status is unknown or it is not used yet on
+ * userspace.
+ * @VB2_MEMORY_MMAP: The buffers are allocated by the Kernel and it is
+ * memory mapped via mmap() ioctl. This model is
+ * also used when the user is using the buffers via
+ * read() or write() system calls.
+ * @VB2_MEMORY_USERPTR: The buffers was allocated in userspace and it is
+ * memory mapped via mmap() ioctl.
+ * @VB2_MEMORY_DMABUF: The buffers are passed to userspace via DMA buffer.
+ */
enum vb2_memory {
VB2_MEMORY_UNKNOWN = 0,
VB2_MEMORY_MMAP = 1,
--
2.7.4
--
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