Re: [PATCH] PCI: Apply quirk_amd_harvest_no_ats to all navi10 and 14 asics

2022-02-23 Thread Bjorn Helgaas
On Tue, Feb 22, 2022 at 11:08:01AM -0500, Alex Deucher wrote: > There are enough vbios escapes without the proper workaround > that some users still hit this. MS never productized ATS on > windows so OEM platforms that were windows only didn't always > validate ATS. > > The advantages of ATS are

RE: [PATCH] PCI: Apply quirk_amd_harvest_no_ats to all navi10 and 14 asics

2022-02-22 Thread Chen, Guchun
quirk_amd_harvest_no_ats to all navi10 and 14 asics There are enough vbios escapes without the proper workaround that some users still hit this. MS never productized ATS on windows so OEM platforms that were windows only didn't always validate ATS. The advantages of ATS are not worth it compared t

Re: [PATCH] PCI: Apply quirk_amd_harvest_no_ats to all navi10 and 14 asics

2022-02-22 Thread Christian König
Am 22.02.22 um 17:08 schrieb Alex Deucher: There are enough vbios escapes without the proper workaround that some users still hit this. MS never productized ATS on windows so OEM platforms that were windows only didn't always validate ATS. The advantages of ATS are not worth it compared to the

[PATCH] PCI: Apply quirk_amd_harvest_no_ats to all navi10 and 14 asics

2022-02-22 Thread Alex Deucher
There are enough vbios escapes without the proper workaround that some users still hit this. MS never productized ATS on windows so OEM platforms that were windows only didn't always validate ATS. The advantages of ATS are not worth it compared to the potential instabilities on harvested boards.