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| author | Robin Murphy <robin.murphy@arm.com> | 2022-09-28 22:21:26 +0300 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2022-11-07 18:39:03 +0300 |
| commit | 05da178ce0aa152f0592e10fa874054187f3621b (patch) | |
| tree | 1d30cae11b15ba3e90dcca027a3d10fd56520d89 /drivers/perf | |
| parent | 6251d38059ae22304ede4f3748af9f795bdbf4fd (diff) | |
| download | linux-05da178ce0aa152f0592e10fa874054187f3621b.tar.xz | |
ACPI/IORT: Update SMMUv3 DeviceID support
IORT E.e now allows SMMUv3 nodes to describe the DeviceID for MSIs
independently of wired GSIVs, where the previous oddly-restrictive
definition meant that an SMMU without PRI support had to provide a
DeviceID even if it didn't support MSIs either. Support this, with
the usual temporary flag definition while the real one is making
its way through ACPICA.
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Reviewed-by: Nicolin Chen <nicolinc@nvidia.com>
Link: https://lore.kernel.org/r/4b3e2ead4f392d1a47a7528da119d57918e5d806.1664392886.git.robin.murphy@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/perf')
0 files changed, 0 insertions, 0 deletions