RE: [PATCH 3/5] drm/amdgpu/vce4: workaround multi vce engine encoding hang issue

2017-04-10 Thread Yu, Xiangliang
> Am 09.04.2017 um 14:31 schrieb Xiangliang Yu: > > For SRIOV, multi vce engine will hang when encoding. Add VMHUB flush > > to workaround it, will continue to find the root cause later. > > NAK, that won't work and can cause hangs as well. > > The hang you experience could be a known issue with

Re: [PATCH 3/5] drm/amdgpu/vce4: workaround multi vce engine encoding hang issue

2017-04-10 Thread Christian König
Am 09.04.2017 um 14:31 schrieb Xiangliang Yu: For SRIOV, multi vce engine will hang when encoding. Add VMHUB flush to workaround it, will continue to find the root cause later. NAK, that won't work and can cause hangs as well. The hang you experience could be a known issue with old libdrm, do