iommu/arm-smmu-qcom: Use a custom context fault handler for sdm845

Browse source

The sdm845 platform now supports TBUs, so let's get additional debug
info from the TBUs when a context fault occurs. Implement a custom
context fault handler that does both software + hardware page table
walks and TLB Invalidate All.

Signed-off-by: Georgi Djakov <quic_c_gdjako@quicinc.com>
Link: https://lore.kernel.org/r/20240417133731.2055383-5-quic_c_gdjako@quicinc.com
Signed-off-by: Will Deacon <will@kernel.org>

...

This commit is contained in:

Georgi Djakov 2024-04-17 06:37:28 -07:00 • committed by Will Deacon

parent 960be6e10d

commit d374555ef9

2 changed files with 147 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

143

drivers/iommu/arm/arm-smmu/arm-smmu-qcom-debug.c

View file

4

drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c

View file