> -----Original Message----- > From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf > Of Michel Dänzer > Sent: Tuesday, July 12, 2016 2:58 AM > To: amd-gfx at lists.freedesktop.org > Subject: [PATCH xf86-video-ati] Don't enable micro-tiling for scanout buffers > on pre-R600 > > From: Michel Dänzer <michel.daenzer at amd.com> > > The display engine didn't support it. > > Fixes display corruption with options "TearFree" and "ShadowPrimary" > (and rotation or transforms with current xserver) on pre-R600. > > Signed-off-by: Michel Dänzer <michel.daenzer at amd.com> Reviewed-by: Alex Deucher <alexander.deucher at amd.com> > --- > src/drmmode_display.c | 11 ++++++----- > 1 file changed, 6 insertions(+), 5 deletions(-) > > diff --git a/src/drmmode_display.c b/src/drmmode_display.c > index 2555465..b4f4f1a 100644 > --- a/src/drmmode_display.c > +++ b/src/drmmode_display.c > @@ -539,10 +539,11 @@ drmmode_crtc_scanout_allocate(xf86CrtcPtr crtc, > int width, int height) > { > ScrnInfoPtr pScrn = crtc->scrn; > + RADEONInfoPtr info = RADEONPTR(pScrn); > drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private; > drmmode_ptr drmmode = drmmode_crtc->drmmode; > struct radeon_surface surface; > - uint32_t tiling; > + uint32_t tiling = RADEON_CREATE_PIXMAP_TILING_MACRO; > int ret; > int pitch; > > @@ -553,11 +554,11 @@ drmmode_crtc_scanout_allocate(xf86CrtcPtr crtc, > drmmode_crtc_scanout_destroy(drmmode, scanout); > } > > + if (info->ChipFamily >= CHIP_FAMILY_R600) > + tiling |= RADEON_CREATE_PIXMAP_TILING_MICRO; > scanout->bo = radeon_alloc_pixmap_bo(pScrn, width, height, pScrn- > >depth, > - > RADEON_CREATE_PIXMAP_TILING_MACRO | > - > RADEON_CREATE_PIXMAP_TILING_MICRO, > - pScrn->bitsPerPixel, &pitch, > - &surface, &tiling); > + tiling, pScrn->bitsPerPixel, > + &pitch, &surface, &tiling); > if (scanout->bo == NULL) > return NULL; > > -- > 2.8.1 > > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
