On Wed, Oct 26, 2016 at 10:26 PM, Michel Dänzer <michel at daenzer.net> wrote: > From: Michel Dänzer <michel.daenzer at amd.com> > > The kernel driver doesn't handle flipping between buffers with > different tiling parameters correctly. > > Fixes display corruption with fullscreen apps using different tiling > modes (e.g. due to R600_DEBUG=notiling or R600_DEBUG=no2d) via DRI3. > > Signed-off-by: Michel Dänzer <michel.daenzer at amd.com> Reviewed-by: Alex Deucher <alexander.deucher at amd.com> > --- > src/amdgpu_present.c | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/src/amdgpu_present.c b/src/amdgpu_present.c > index e36778c..dcb18da 100644 > --- a/src/amdgpu_present.c > +++ b/src/amdgpu_present.c > @@ -262,6 +262,13 @@ amdgpu_present_check_flip(RRCrtcPtr crtc, WindowPtr window, PixmapPtr pixmap, > if (info->drmmode.dri2_flipping) > return FALSE; > > + /* The kernel driver doesn't handle flipping between BOs with different > + * tiling parameters correctly yet > + */ > + if (amdgpu_pixmap_get_tiling_info(pixmap) != > + amdgpu_pixmap_get_tiling_info(screen->GetScreenPixmap(screen))) > + return FALSE; > + > return amdgpu_present_check_unflip(scrn); > } > > -- > 2.10.1 > > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx