From: Jeffrey Kardatzke <jkardatzke@xxxxxxxxxx> Adds documentation for V4L2_MEMORY_FLAG_SECURE. Signed-off-by: Jeffrey Kardatzke <jkardatzke@xxxxxxxxxx> Signed-off-by: Yunfei Dong <yunfei.dong@xxxxxxxxxxxx> --- Documentation/userspace-api/media/v4l/buffer.rst | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/Documentation/userspace-api/media/v4l/buffer.rst b/Documentation/userspace-api/media/v4l/buffer.rst index 52bbee81c080..a5a7d1c72d53 100644 --- a/Documentation/userspace-api/media/v4l/buffer.rst +++ b/Documentation/userspace-api/media/v4l/buffer.rst @@ -696,7 +696,7 @@ enum v4l2_memory .. _memory-flags: -Memory Consistency Flags +Memory Flags ------------------------ .. raw:: latex @@ -728,6 +728,12 @@ Memory Consistency Flags only if the buffer is used for :ref:`memory mapping <mmap>` I/O and the queue reports the :ref:`V4L2_BUF_CAP_SUPPORTS_MMAP_CACHE_HINTS <V4L2-BUF-CAP-SUPPORTS-MMAP-CACHE-HINTS>` capability. + * .. _`V4L2-MEMORY-FLAG-SECURE`: + + - ``V4L2_MEMORY_FLAG_SECURE`` + - 0x00000002 + - DMA bufs passed into the queue will be validated to ensure they were + allocated from a secure dma-heap. .. raw:: latex -- 2.18.0