On Fri, Jun 16, 2023 at 2:31 PM Paulo Pavacic <pavacic.p@xxxxxxxxx> wrote: > pet, 16. lip 2023. u 13:44 Linus Walleij <linus.walleij@xxxxxxxxxx> napisao je: > > > > On Fri, Jun 16, 2023 at 11:57 AM Paulo Pavacic <pavacic.p@xxxxxxxxx> wrote: > > > čet, 15. lip 2023. u 21:55 Linus Walleij <linus.walleij@xxxxxxxxxx> napisao je: > > > > > > > > I doubt that the display controller is actually by Fannal, but I guess > > > > you tried to find out? We usually try to identify the underlying display > > > > controller so the driver can be named after it and reused for more > > > > display panels. > > > > > > Yes, of course, the controller is ST7701S. > > > > Hm did you try to just refactor > > drivers/gpu/drm/panel/panel-sitronix-st7701.c > > to support your new panel? > > Yes I have tried, but there are too many changes needed and I wasn't > sure whether I would be breaking compatibility with st7701 based > panels. For the community it creates a problem that now two drivers for similar hardware need to be maintained, and that burden will land on the DRM maintainers. For this reason it would be better if a joint driver could be created. I am sure the users of the old driver will be willing to test patches to make sure their devices keep working. Yours, Linus Walleij