Re: [PATCH v4 2/3] iommu/dma: Reserve IOVA for PCIe inaccessible DMA address

2019-04-29 Thread Robin Murphy
On 12/04/2019 04:13, Srinath Mannam wrote: dma_ranges field of PCI host bridge structure has resource entries in sorted order of address range given through dma-ranges DT property. This list is the accessible DMA address range. So that this resource list will be processed and reserve IOVA address

[PATCH v4 2/3] iommu/dma: Reserve IOVA for PCIe inaccessible DMA address

2019-04-11 Thread Srinath Mannam via iommu
dma_ranges field of PCI host bridge structure has resource entries in sorted order of address range given through dma-ranges DT property. This list is the accessible DMA address range. So that this resource list will be processed and reserve IOVA address to the inaccessible address holes in the lis