[PATCH 2/3] iommu/arm-smmu: add ACTLR data and support for SM8550

Konrad Dybcio konrad.dybcio at linaro.org
Sat Nov 4 04:29:37 PDT 2023



On 11/3/23 22:51, Bibek Kumar Patro wrote:
> Add ACTLR data table for SM8550 along with support for
> same including SM8550 specific implementation operations.
> 
> Signed-off-by: Bibek Kumar Patro <quic_bibekkum at quicinc.com>
> ---
>   drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c | 85 +++++++++++++++++++++-
>   1 file changed, 81 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
> index 68c1f4908473..590b7c285299 100644
> --- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
> +++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
> @@ -25,6 +25,64 @@ struct actlr_data {
>   	u32 actlr;
>   };
> 
> +static const struct actlr_data sm8550_apps_actlr_data[] = {
I assume this data will be different for each SoC.. perhaps
moving this to a separate file (not sure if dt makes sense if
it's hardcoded per platform) makes sense.

This will also assume that these can not differ between firmware
versions.

Konrad



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