PCI: Mark AMD Navi14 GPU ATS as broken
commit e8946a53 upstream Observed unexpected GPU hang during runpm stress test on 0x7341 rev 0x00. Further debugging shows broken ATS is related. Disable ATS on this part. Similar issues on other devices: a2da5d8c ("PCI: Mark AMD Raven iGPU ATS as broken in some platforms") 45beb31d ("PCI: Mark AMD Navi10 GPU rev 0x00 ATS as broken") 5e89cd30 ("PCI: Mark AMD Navi14 GPU rev 0xc5 ATS as broken") Suggested-by:Alex Deucher <alexander.deucher@amd.com> Link: https://lore.kernel.org/r/20210602021255.939090-1-evan.quan@amd.com Signed-off-by:
Evan Quan <evan.quan@amd.com> Signed-off-by:
Bjorn Helgaas <bhelgaas@google.com> Reviewed-by:
Krzysztof Wilczyński <kw@linux.com> Cc: stable@vger.kernel.org [sudip: adjust context] Signed-off-by:
Sudip Mukherjee <sudipm.mukherjee@gmail.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
parent
11561d2f
Please register or sign in to comment