Re: [PATCH v3 02/10] iommu/dma: Introduce generic helper to retrieve RMR info

2021-04-20 Thread kernel test robot
Hi Shameer, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on pm/linux-next] [also build test WARNING on arm/for-next soc/for-next arm64/for-next/core linus/master v5.12-rc8] [cannot apply to iommu/next xlnx/master next-20210420] [If your patch is applied to the

Re: [PATCH v3 02/10] iommu/dma: Introduce generic helper to retrieve RMR info

2021-04-20 Thread kernel test robot
Hi Shameer, Thank you for the patch! Yet something to improve: [auto build test ERROR on pm/linux-next] [also build test ERROR on arm/for-next soc/for-next arm64/for-next/core linus/master v5.12-rc8] [cannot apply to iommu/next xlnx/master next-20210420] [If your patch is applied to the wrong gi

Re: [PATCH v3 02/10] iommu/dma: Introduce generic helper to retrieve RMR info

2021-04-20 Thread kernel test robot
Hi Shameer, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on pm/linux-next] [also build test WARNING on arm/for-next soc/for-next arm64/for-next/core linus/master v5.12-rc8] [cannot apply to iommu/next xlnx/master next-20210420] [If your patch is applied to the

[PATCH v3 02/10] iommu/dma: Introduce generic helper to retrieve RMR info

2021-04-20 Thread Shameer Kolothum
Reserved Memory Regions(RMR) associated with an IOMMU may be described either through ACPI tables or DT in systems with devices that require a unity mapping or bypass for those regions in IOMMU drivers. Introduce a generic interface so that IOMMU drivers can retrieve and set up necessary mappings.