Re: [PATCH -next v4 2/2] iommu/arm-smmu-v3: Add suspend and resume support

[Bixuan Cui]

On 2021/8/30 15:38, Bixuan Cui wrote:
> Changes in v4:
> * Restore the arm_smmu_suspend() function code to the v2 version(Directly return 0 in it).
Hello,
I looked up the code of smmu.c and the manual of smmu v3. For the suspend is implemented
by the external clock-gating, it is not clear what the SMMUv3 needs to do. Is it the same
as that in smmu.c?
I roll back the code here, and hope to get some advice.

Thanks,
Bixuan Cui