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-rw-r--r--Documentation/gpu/drm-uapi.rst5
1 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/gpu/drm-uapi.rst b/Documentation/gpu/drm-uapi.rst
index 3b667b1992e5..6da1e77e55fa 100644
--- a/Documentation/gpu/drm-uapi.rst
+++ b/Documentation/gpu/drm-uapi.rst
@@ -1,3 +1,4 @@
+===================
Userland interfaces
===================
@@ -14,7 +15,7 @@ Cover generic ioctls and sysfs layout here. We only need high-level
info, since man pages should cover the rest.
Render nodes
-------------
+============
DRM core provides multiple character-devices for user-space to use.
Depending on which device is opened, user-space can perform a different
@@ -67,7 +68,7 @@ visible to user-space and accessible beyond open-file boundaries, they
cannot support render nodes.
VBlank event handling
----------------------
+=====================
The DRM core exposes two vertical blank related ioctls: