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| author | Nate Watterson <nwatters@codeaurora.org> | 2018-01-20 21:08:04 +0300 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2018-03-27 16:12:03 +0300 |
| commit | 940ded9c21fde7c47c64d5cc74e22300fb89e6b7 (patch) | |
| tree | fbdd66bfbf1d1ffee30cf3441c82e5b05320ce42 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | 4c8996d7d7334c1adfbfdaaddc979094f7811ce6 (diff) | |
| download | linux-940ded9c21fde7c47c64d5cc74e22300fb89e6b7.tar.xz | |
iommu/arm-smmu-v3: limit reporting of MSI allocation failures
Currently, the arm-smmu-v3 driver expects to allocate MSIs for all SMMUs
with FEAT_MSI set. This results in unwarranted "failed to allocate MSIs"
warnings being printed on systems where FW was either deliberately
configured to force the use of SMMU wired interrupts -or- is altogether
incapable of describing SMMU MSI topology (ACPI IORT prior to rev.C).
Remedy this by checking msi_domain before attempting to allocate SMMU
MSIs.
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Nate Watterson <nwatters@codeaurora.org>
Signed-off-by: Sinan Kaya <okaya@codeaurora.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions