Re: [PATCHv3 1/2] iommu/arm-smmu-qcom: Add SC7280 SMMU compatible

Re: [PATCHv3 1/2] iommu/arm-smmu-qcom: Add SC7280 SMMU compatible

[Bjorn Andersson]

On Tue 20 Apr 01:04 CDT 2021, Sai Prakash Ranjan wrote:

> Add compatible for SC7280 SMMU to use the Qualcomm Technologies, Inc.
> specific implementation.
> 

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Regards,
Bjorn

> Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
> ---
>  drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
> index 98b3a1c2a181..bea3ee0dabc2 100644
> --- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
> +++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
> @@ -166,6 +166,7 @@ static const struct of_device_id qcom_smmu_client_of_match[] __maybe_unused = {
>  	{ .compatible = "qcom,mdss" },
>  	{ .compatible = "qcom,sc7180-mdss" },
>  	{ .compatible = "qcom,sc7180-mss-pil" },
> +	{ .compatible = "qcom,sc7280-mdss" },
>  	{ .compatible = "qcom,sc8180x-mdss" },
>  	{ .compatible = "qcom,sdm845-mdss" },
>  	{ .compatible = "qcom,sdm845-mss-pil" },
> @@ -330,6 +331,7 @@ static struct arm_smmu_device *qcom_smmu_create(struct arm_smmu_device *smmu,
>  static const struct of_device_id __maybe_unused qcom_smmu_impl_of_match[] = {
>  	{ .compatible = "qcom,msm8998-smmu-v2" },
>  	{ .compatible = "qcom,sc7180-smmu-500" },
> +	{ .compatible = "qcom,sc7280-smmu-500" },
>  	{ .compatible = "qcom,sc8180x-smmu-500" },
>  	{ .compatible = "qcom,sdm630-smmu-v2" },
>  	{ .compatible = "qcom,sdm845-smmu-500" },
> -- 
> QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
> of Code Aurora Forum, hosted by The Linux Foundation
> 

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Re: [PATCHv3 0/2] iommu/arm-smmu-qcom: Add SC7280 support

[Will Deacon]

On Tue, Apr 20, 2021 at 11:34:55AM +0530, Sai Prakash Ranjan wrote:
> Patch 1 adds the sc7280 smmu compatible.
> Patch 2 moves the adreno smmu check before apss smmu to enable
> adreno smmu specific implementation.
> 
> Note that dt-binding for sc7280 is already merged.

This conflicts with what I've already got queued at [1]. Please can you
send an updated version, as I wasn't sure about the initialisation order
you need here wrt to the ACPI parts.

Thanks,

Will

[1] https://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git/log/?h=for-joerg/arm-smmu/updates

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