On Wed, Oct 19, 2016 at 09:02:50PM +0200, Jarosław Nieć wrote: > On Wed, Oct 19, 2016 at 3:02 PM, Maxime Ripard < > maxime.rip...@free-electrons.com> wrote: > > > Hi, > > > > On Mon, Oct 17, 2016 at 11:33:45PM +0200, Jarosław Nieć wrote: > > > BTW Implementing general cec-over-gpio driver could be also quite > > > useful for lot of projects. > > > > Rockchip has such a driver already. It's not upstream at the moment, > > but your point is valid :) > > Are you refering to this driver? > https://github.com/tyeo098/MK908-Kernel-NAND/tree/master/drivers/video/rockchip/hdmi/softcec > Or maybe something new was written?
Yes, I think that's the one. > This old one doesn't look too good. Lot of very ineffective sleeps > and of course lack of support to this new framework. I didn't it was good, I said there would be other users for such a driver. But not us. > Truly I don't know what I need :) > CEC framework supports 2 types of CEC adapters. First one that doesn't know > its HDMI physical address and second one that knows it, because it analyzed > EDID on its own. > In case of first adapters userplane should pass this address to adapter so > it can use it. > Unfortunately right now there is no large support in userplane for new > framework. > The most popular libcec doesn't support framework and I don't know how they > are > planing to obtain and pass this address to adapter. > Maybe they will read this sysfs file. Who knows. > https://github.com/Pulse-Eight/libcec/issues/67 > > Thats why to make this cec driver "more independent" and I wanted to somehow > get address from EDID. > But as for now I don't think this is very important and we shouldn't worry > about that. We'll see that in time then :) Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
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