We can add ASIC check in vi_detect_hw_virtualization function to avoid to entry error path. I'll submit patch later. Thanks! > -----Original Message----- > From: José Pekkarinen [mailto:jose.pekkarinen at canonical.com] > Sent: Tuesday, December 19, 2017 3:27 PM > To: Yu, Xiangliang <Xiangliang.Yu at amd.com> > Cc: amd-gfx at lists.freedesktop.org; Deucher, Alexander > <Alexander.Deucher at amd.com>; Koenig, Christian > <Christian.Koenig at amd.com> > Subject: Re: Topaz mistakenly reported as vf > > On Tuesday, 19 December 2017 09:19:02 EET Yu, Xiangliang wrote: > > Topaz doesn't support SRIOV. > > > > Hi Xiangliang, > > Allow me to ask for some attention, as I'm trying to say that given > that Topaz is not having support, amdgpu_sriov_vf(adev) may return false > and ignore the vi.c code path. Instead of it, it enters the code path and > reaches the BUG_ON that states this is not supported. > > Thanks for coming back! > > José. >