[v18,0/4] iommu/arm-smmu: Add adreno-smmu implementation and bindings

Message

Jordan Crouse Nov. 2, 2020, 5:14 p.m. UTC

(resend with expanded CC list so everybody can see all the patches)

This short series adds support for the adreno-smmu implementation of the
arm-smmu driver and the device-tree bindings to turn on the implementation
for the sm845 and sc7180 GPUs. These changes are the last ones needed to enable
per-instance pagetables in the drm/msm driver.

No deltas in this patchset since the last go-around for 5.10 [1].

[1] https://patchwork.freedesktop.org/series/81393/

Jordan Crouse (3):
  iommu/arm-smmu-qcom: Add implementation for the adreno GPU SMMU
  dt-bindings: arm-smmu: Add compatible string for Adreno GPU SMMU
  arm: dts: qcom: sm845: Set the compatible string for the GPU SMMU

Rob Clark (1):
  iommu/arm-smmu: Add a way for implementations to influence SCTLR

 .../devicetree/bindings/iommu/arm,smmu.yaml   |   9 +-
 arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi    |   9 +
 arch/arm64/boot/dts/qcom/sdm845.dtsi          |   2 +-
 drivers/iommu/arm/arm-smmu/arm-smmu-impl.c    |   3 +
 drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c    | 157 +++++++++++++++++-
 drivers/iommu/arm/arm-smmu/arm-smmu.c         |   3 +
 drivers/iommu/arm/arm-smmu/arm-smmu.h         |   4 +
 7 files changed, 182 insertions(+), 5 deletions(-)