[PATCH 0/3] iommu/arm-smmu: introduction of ACTLR implementation for Qualcomm SoCs

Bibek Kumar Patro quic_bibekkum at quicinc.com
Fri Nov 3 14:51:21 PDT 2023


This patch series consists of three parts and covers the following:

1. Introducing intital set of driver changes to implement ACTLR register
for custom prefetcher settings in Qualcomm SoCs.

2. Adding ACTLR data and implementation operations for SM8550.

3. Re-enabling context caching for Qualcomm SoCs to retain prefetcher
settings during reset and runtime suspend.

Link to discussion on RFC posted on ACTLR implementation:
https://lore.kernel.org/all/a01e7e60-6ead-4a9e-ba90-22a8a6bbd03f@quicinc.com/

Bibek Kumar Patro (3):
  iommu/arm-smmu: introduction of ACTLR for custom prefetcher settings
  iommu/arm-smmu: add ACTLR data and support for sm8550
  iommu/arm-smmu: re-enable context caching in smmu reset operation

 drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c | 143 ++++++++++++++++++++-
 drivers/iommu/arm/arm-smmu/arm-smmu-qcom.h |   2 +
 drivers/iommu/arm/arm-smmu/arm-smmu.c      |   5 +-
 drivers/iommu/arm/arm-smmu/arm-smmu.h      |   5 +
 4 files changed, 146 insertions(+), 9 deletions(-)

--
2.17.1




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