On Tue, Apr 17, 2018 at 8:10 AM, Peter Rosin <peda@xxxxxxxxxx> wrote: > Add a central function to parse a node according to the video > interface binding and get a media bus format. > > Start with only supporting a very limited set of a few basic media > bus formats. > > Signed-off-by: Peter Rosin <peda@xxxxxxxxxx> > --- > drivers/gpu/drm/drm_of.c | 38 ++++++++++++++++++++++++++++++++++++++ > include/drm/drm_of.h | 7 +++++++ > 2 files changed, 45 insertions(+) > > diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c > index 4c191c050e7d..f9473edb60a7 100644 > --- a/drivers/gpu/drm/drm_of.c > +++ b/drivers/gpu/drm/drm_of.c > @@ -212,6 +212,44 @@ int drm_of_encoder_active_endpoint(struct device_node *node, > EXPORT_SYMBOL_GPL(drm_of_encoder_active_endpoint); > > /* > + * drm_of_media_bus_fmt - return the media bus format described in the node > + * @node: device tree node containing the media bus format > + * > + * @node is presumably an of-graph endpoint node. > + * > + * Return the media bus format, or zero if none is described. Or one of the > + * standard error codes. > + */ > +int drm_of_media_bus_fmt(struct device_node *node) Should use endpoint or ep here instead of node to be clear what node this function operates on. Rob -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
