> -----Original Message----- > From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf > Of Michel Dänzer > Sent: Friday, August 18, 2017 4:53 AM > To: amd-gfx at lists.freedesktop.org > Subject: [PATCH xf86-video-amdgpu 10/10] Always allow DRI2 page flipping > with TearFree > > From: Michel Dänzer <michel.daenzer at amd.com> > > Even if TearFree is enabled for the CRTC we're synchronizing to. > > (Ported from radeon commit d314cbfb228bb4b8762714f98d0c114a8ee3f061) > > Signed-off-by: Michel Dänzer <michel.daenzer at amd.com> Series is: Reviewed-by: Alex Deucher <alexander.deucher at amd.com> > --- > man/amdgpu.man | 6 ++---- > src/amdgpu_dri2.c | 2 -- > 2 files changed, 2 insertions(+), 6 deletions(-) > > diff --git a/man/amdgpu.man b/man/amdgpu.man > index ebb472aba..c38defeb3 100644 > --- a/man/amdgpu.man > +++ b/man/amdgpu.man > @@ -77,10 +77,8 @@ Set the default value of the per-output 'TearFree' > property, which controls > tearing prevention using the hardware page flipping mechanism. TearFree is > on for any CRTC associated with one or more outputs with TearFree on. Two > separate scanout buffers need to be allocated for each CRTC with TearFree > -on. While TearFree is on for any CRTC, it may prevent clients from using > -DRI page flipping. If this option is set, the default value of the property > -is 'on' or 'off' accordingly. If this option isn't set, the default value of the > -property is > +on. If this option is set, the default value of the property is 'on' or 'off' > +accordingly. If this option isn't set, the default value of the property is > .B auto, > which means that TearFree is on for outputs with rotation or other RandR > transforms, and for RandR 1.4 slave outputs, otherwise off. > diff --git a/src/amdgpu_dri2.c b/src/amdgpu_dri2.c > index bf85dfa63..ccf5477cf 100644 > --- a/src/amdgpu_dri2.c > +++ b/src/amdgpu_dri2.c > @@ -641,8 +641,6 @@ can_flip(xf86CrtcPtr crtc, DrawablePtr draw, > for (i = 0, num_crtcs_on = 0; i < config->num_crtc; i++) { > if (drmmode_crtc_can_flip(config->crtc[i])) > num_crtcs_on++; > - else if (config->crtc[i] == crtc) > - return FALSE; > } > > return num_crtcs_on > 0 && can_exchange(pScrn, draw, front, > back); > -- > 2.14.1 > > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
