Hi Tomi, Thanks very much for your help. I will have a try these days. BRs Xiubo > -----Original Message----- > From: Tomi Valkeinen [mailto:tomi.valkeinen@xxxxxx] > Sent: Thursday, December 04, 2014 6:00 PM > To: Xiubo Li-B47053 > Cc: Arnd Bergmann; plagnioj@xxxxxxxxxxxx; linux-fbdev@xxxxxxxxxxxxxxx; linux- > kernel@xxxxxxxxxxxxxxx; shawn.guo@xxxxxxxxxx; alexander.stein@systec- > electronic.com > Subject: Re: [PATCHv2 0/4] LS1021A: Add dcfb framebuffer driver support. > > On 04/12/14 11:54, Li.Xiubo@xxxxxxxxxxxxx wrote: > > Hi Tomi, > > > > Thanks for your information very much. > > > >>> Sorry for confusing, it was delayed for other reasons internal. > >>> > >>> I am not familiar about the DRM, and I'd like to know if the DRM driver > will > >> be > >>> support, should I also develop the libdrm too ? Or just coding in kernel > >> level ? > >> > >> For simple drm drivers (this looks like it would be a simple one), I > >> don't think there's any need for libdrm support. The generic DRM > >> interfaces should be enough, so just kernel level coding needed. > >> > > > > That's to say, if I am using the X11 server without any code in usrspace, > > If the DRM driver will support /dev/fbX, it could work correctly ? > > Yes. DRM offers helper code to add /dev/fbX with not too many lines. You > can look at the docs and drm_fb_helper.c. > > And X11 should work fine on top of that, using the X11 fbdev support. > > Tomi > -- To unsubscribe from this list: send the line "unsubscribe linux-fbdev" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html