[PATCH v3 3/8] iommu/arm-smmu: Consult context bank allocator for identify domains
Sai Prakash Ranjan
saiprakash.ranjan at codeaurora.org
Fri Sep 11 04:21:49 EDT 2020
On 2020-09-04 21:25, Bjorn Andersson wrote:
> For implementations of the ARM SMMU where stream mappings of bypass
> type
> are prohibited identity domains can be implemented by using context
> banks with translation disabled.
>
> Postpone the decision to skip allocating a context bank until the
> implementation specific context bank allocator has been consulted and
> if
> it decides to use a context bank for the identity map, don't enable
> translation (i.e. omit ARM_SMMU_SCTLR_M).
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson at linaro.org>
> ---
>
Minor nit in the subject: identify -> identity
Reviewed-by: Sai Prakash Ranjan <saiprakash.ranjan at codeaurora.org>
Tested-by: Sai Prakash Ranjan <saiprakash.ranjan at codeaurora.org>
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