Dears, Got constant 60fps on Sabre For smart devices using (all graphical effects activated) using eglfs and screen resolution of 1024x768
2015-03-17 20:59 GMT+01:00 Nikita Yushchenko <nyushche...@dev.rtsoft.ru>: > 17.03.2015 21:20, Otavio Salvador пишет: > > On Tue, Mar 17, 2015 at 2:56 PM, Dmitriy B. <rzk...@gmail.com> wrote: > >> 2015-03-17 17:08 GMT+03:00 Nikita Yushchenko <nyushche...@dev.rtsoft.ru > >: > > ... > >>> CPU in both cases (x11 and egl) is almost unloaded (30% of one core > >>> under eglfs, 30+30 under X11) so looks like speed limiting comes from > GPU. > >>> > >>> What could be reason for this? Any hints? > >> > >> Hint: Vivante X11 GPU drivers use DRI1(one, the 1998 one) and need a asm > >> patch to libdrm to work. Guess what happens when you drag 90s > technology to > >> latest X.org on an embedded device. > > > > EGLFS is the best choice here. > > As I've written in the original mail, eglfs shows about the same fps as > xcb does. Maybe several percent better (i.e. 37 vs 35) but that does not > look serious. > > What FPS do other boards imx6 show under dizzy? > Interested if this is our setup problem or generic hardware limitation. > > -- > _______________________________________________ > meta-freescale mailing list > meta-freescale@yoctoproject.org > https://lists.yoctoproject.org/listinfo/meta-freescale >
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