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-rw-r--r--Documentation/driver-api/dma-buf.rst22
1 files changed, 22 insertions, 0 deletions
diff --git a/Documentation/driver-api/dma-buf.rst b/Documentation/driver-api/dma-buf.rst
index 7f37ec30d9fd..f5ac4c90b237 100644
--- a/Documentation/driver-api/dma-buf.rst
+++ b/Documentation/driver-api/dma-buf.rst
@@ -88,6 +88,9 @@ consider though:
- The DMA buffer FD is also pollable, see `Implicit Fence Poll Support`_ below for
details.
+- The DMA buffer FD also supports a few dma-buf-specific ioctls, see
+ `DMA Buffer ioctls`_ below for details.
+
Basic Operation and Device DMA Access
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -106,6 +109,16 @@ Implicit Fence Poll Support
.. kernel-doc:: drivers/dma-buf/dma-buf.c
:doc: implicit fence polling
+DMA-BUF statistics
+~~~~~~~~~~~~~~~~~~
+.. kernel-doc:: drivers/dma-buf/dma-buf-sysfs-stats.c
+ :doc: overview
+
+DMA Buffer ioctls
+~~~~~~~~~~~~~~~~~
+
+.. kernel-doc:: include/uapi/linux/dma-buf.h
+
Kernel Functions and Structures Reference
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -178,6 +191,15 @@ 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
~~~~~~~~~~~~~~~~~~~~~~~~