[PATCH] drm/doc: Includ fence chain api

[Daniel Vetter]

We have this nice kerneldoc, but forgot to include it.

Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
Cc: Sumit Semwal <sumit.semwal at linaro.org>
Cc: "Christian König" <christian.koenig at amd.com>
Cc: linux-media at vger.kernel.org
Cc: linaro-mm-sig at lists.linaro.org
---
 Documentation/driver-api/dma-buf.rst | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Documentation/driver-api/dma-buf.rst b/Documentation/driver-api/dma-buf.rst
index 7f37ec30d9fd..7f21425d9435 100644
--- a/Documentation/driver-api/dma-buf.rst
+++ b/Documentation/driver-api/dma-buf.rst
@@ -178,6 +178,15 @@ DMA Fence Array
 .. kernel-doc:: include/linux/dma-fence-array.h
    :internal:
 
+DMA Fence Chain
+~~~~~~~~~~~~~~~
+
+.. kernel-doc:: drivers/dma-buf/dma-fence-chain.c
+   :export:
+
+.. kernel-doc:: include/linux/dma-fence-chain.h
+   :internal:
+
 DMA Fence uABI/Sync File
 ~~~~~~~~~~~~~~~~~~~~~~~~
 
-- 
2.31.0