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| author | Boris Brezillon <boris.brezillon@collabora.com> | 2019-12-03 15:15:08 +0100 |
|---|---|---|
| committer | Boris Brezillon <boris.brezillon@collabora.com> | 2019-12-09 10:03:01 +0100 |
| commit | 05193dc38197021894b17239fafbd2eb1afe5a45 (patch) | |
| tree | ae8656cacf3a21e180c0a9a920c3d661550032a3 /include/drm/drm_encoder.h | |
| parent | drm: Stop accessing encoder->bridge directly (diff) | |
| download | linux-05193dc38197021894b17239fafbd2eb1afe5a45.tar.xz linux-05193dc38197021894b17239fafbd2eb1afe5a45.zip | |
drm/bridge: Make the bridge chain a double-linked list
So that each element in the chain can easily access its predecessor.
This will be needed to support bus format negotiation between elements
of the bridge chain.
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191203141515.3597631-5-boris.brezillon@collabora.com
Diffstat (limited to 'include/drm/drm_encoder.h')
| -rw-r--r-- | include/drm/drm_encoder.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/drm/drm_encoder.h b/include/drm/drm_encoder.h index f06164f44efe..5623994b6e9e 100644 --- a/include/drm/drm_encoder.h +++ b/include/drm/drm_encoder.h @@ -172,7 +172,12 @@ struct drm_encoder { * &drm_connector_state.crtc. */ struct drm_crtc *crtc; - struct drm_bridge *bridge; + + /** + * @bridge_chain: Bridges attached to this encoder. + */ + struct list_head bridge_chain; + const struct drm_encoder_funcs *funcs; const struct drm_encoder_helper_funcs *helper_private; }; |