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| author | Raymond Pang <RaymondPang-oc@zhaoxin.com> | 2020-03-27 17:11:48 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-05-02 08:48:50 +0200 |
| commit | 684dba87fdd726a285683dc27e6aa7567e50c827 (patch) | |
| tree | 377f78b2c93128c8d148aa2b6d9727bc322f05b9 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | 17d166e9535cde1276f7d2dd2c7c3b962d96a623 (diff) | |
PCI: Add ACS quirk for Zhaoxin Root/Downstream Ports
commit 299bd044a6f332b4a6c8f708575c27cad70a35c1 upstream.
Many Zhaoxin Root Ports and Switch Downstream Ports do provide ACS-like
capability but have no ACS Capability Structure. Peer-to-Peer transactions
could be blocked between these ports, so add quirk so devices behind them
could be assigned to different IOMMU group.
Link: https://lore.kernel.org/r/20200327091148.5190-4-RaymondPang-oc@zhaoxin.com
Signed-off-by: Raymond Pang <RaymondPang-oc@zhaoxin.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions