Hi Laurent, On 01/24/2014 02:08 PM, Laurent Pinchart wrote: > Hi Hans, > > On Thursday 23 January 2014 00:13:01 Hans Verkuil wrote: >> Hi Laurent, >> >> First, regarding the inheritance of subdev controls: I found it annoying as >> well that there is no way to do this. If you have a simple video pipeline, >> then having to create subdev nodes just to set a few controls is unnecessary >> complex. I've been thinking of adding a flag to the control handler that, >> when set, will 'import' the private controls. The bridge driver is the one >> that sets this as that is the only one that knows whether or not it is in >> fact a simple pipeline. > > In my case the pipeline is potentially complex, given that it's implemented in > an FPGA. The bridge driver just parses the DT pipeline representation and > binds subdevs together. It has no concept of simple or complex pipelines. I've > thus decided to go for an MC model, even for simple pipelines. That makes a lot of sense. I was talking about e.g. PCI cards with a simple video capture pipeline where this would actually be useful. >> Secondly, I'd love to add MC support to qv4l2. But I'm waiting for you to >> merge the MC library into v4l-utils.git. It's basically the reason why I >> haven't looked at this at all. > > I assume that's a hint :-) A big one :-) > > I've just posted a series of patches for libmediactl. Let's take it from > there. Thanks! Hans -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
