diff options
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drm_bridge.h | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h index 018e195c4808..ea2aa5ebae34 100644 --- a/include/drm/drm_bridge.h +++ b/include/drm/drm_bridge.h @@ -40,6 +40,17 @@ struct edid; struct i2c_adapter; /** + * enum drm_bridge_attach_flags - Flags for &drm_bridge_funcs.attach + */ +enum drm_bridge_attach_flags { + /** + * @DRM_BRIDGE_ATTACH_NO_CONNECTOR: When this flag is set the bridge + * shall not create a drm_connector. + */ + DRM_BRIDGE_ATTACH_NO_CONNECTOR = BIT(0), +}; + +/** * struct drm_bridge_funcs - drm_bridge control functions */ struct drm_bridge_funcs { @@ -47,7 +58,8 @@ struct drm_bridge_funcs { * @attach: * * This callback is invoked whenever our bridge is being attached to a - * &drm_encoder. + * &drm_encoder. The flags argument tunes the behaviour of the attach + * operation (see DRM_BRIDGE_ATTACH_*). * * The @attach callback is optional. * @@ -55,7 +67,8 @@ struct drm_bridge_funcs { * * Zero on success, error code on failure. */ - int (*attach)(struct drm_bridge *bridge); + int (*attach)(struct drm_bridge *bridge, + enum drm_bridge_attach_flags flags); /** * @detach: @@ -757,7 +770,8 @@ void drm_bridge_add(struct drm_bridge *bridge); void drm_bridge_remove(struct drm_bridge *bridge); struct drm_bridge *of_drm_find_bridge(struct device_node *np); int drm_bridge_attach(struct drm_encoder *encoder, struct drm_bridge *bridge, - struct drm_bridge *previous); + struct drm_bridge *previous, + enum drm_bridge_attach_flags flags); /** * drm_bridge_get_next_bridge() - Get the next bridge in the chain |