On Tue, Jul 20, 2021 at 03:45:18PM +0200, Maxime Ripard wrote:
The bridge documentation overview is quite packed already, and we'll add some more documentation that isn't part of an overview at all.
Let's add some sections to the documentation to separare each bits.
s/separare/separate/
Signed-off-by: Maxime Ripard maxime@cerno.tech
Reviewed-by: Sam Ravnborg sam@ravnborg.org
Documentation/gpu/drm-kms-helpers.rst | 6 ++++++ drivers/gpu/drm/drm_bridge.c | 14 +++++++++----- 2 files changed, 15 insertions(+), 5 deletions(-)
diff --git a/Documentation/gpu/drm-kms-helpers.rst b/Documentation/gpu/drm-kms-helpers.rst index 389892f36185..10f8df7aecc0 100644 --- a/Documentation/gpu/drm-kms-helpers.rst +++ b/Documentation/gpu/drm-kms-helpers.rst @@ -151,6 +151,12 @@ Overview .. kernel-doc:: drivers/gpu/drm/drm_bridge.c :doc: overview
+Display Driver Integration +--------------------------
+.. kernel-doc:: drivers/gpu/drm/drm_bridge.c
- :doc: display driver integration
Bridge Operations
diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c index aef8c9f4fb9f..c9a950bfdfe5 100644 --- a/drivers/gpu/drm/drm_bridge.c +++ b/drivers/gpu/drm/drm_bridge.c @@ -50,6 +50,15 @@
- Chaining multiple bridges to the output of a bridge, or the same bridge to
- the output of different bridges, is not supported.
- &drm_bridge, like &drm_panel, aren't &drm_mode_object entities like planes,
- CRTCs, encoders or connectors and hence are not visible to userspace. They
- just provide additional hooks to get the desired output at the end of the
- encoder chain.
- */
+/**
- DOC: display driver integration
- Display drivers are responsible for linking encoders with the first bridge
- in the chains. This is done by acquiring the appropriate bridge with
- drm_of_get_next(). Once acquired, the bridge shall be attached to the
@@ -84,11 +93,6 @@
- helper to create the &drm_connector, or implement it manually on top of the
- connector-related operations exposed by the bridge (see the overview
- documentation of bridge operations for more details).
- &drm_bridge, like &drm_panel, aren't &drm_mode_object entities like planes,
- CRTCs, encoders or connectors and hence are not visible to userspace. They
- just provide additional hooks to get the desired output at the end of the
*/
- encoder chain.
static DEFINE_MUTEX(bridge_lock);
2.31.1