Re: [PATCH 3/3] iommu/dma: Handle IOMMU API reserved regions

2017-03-13 Thread Robin Murphy
Hi Eric, On 13/03/17 13:07, Auger Eric wrote: > Hi Robin, > > On 09/03/2017 20:50, Robin Murphy wrote: >> Now that it's simple to discover the necessary reservations for a given >> device/IOMMU combination, let's wire up the appropriate handling. Basic >> reserved regions and direct-mapped

Re: [PATCH 3/3] iommu/dma: Handle IOMMU API reserved regions

2017-03-13 Thread Auger Eric
Hi Robin, On 09/03/2017 20:50, Robin Murphy wrote: > Now that it's simple to discover the necessary reservations for a given > device/IOMMU combination, let's wire up the appropriate handling. Basic > reserved regions and direct-mapped regions are obvious enough to handle; > hardware MSI regions

RE: [PATCH 3/3] iommu/dma: Handle IOMMU API reserved regions

2017-03-10 Thread Shameerali Kolothum Thodi
i Kolothum > Thodi > Subject: [PATCH 3/3] iommu/dma: Handle IOMMU API reserved regions > > Now that it's simple to discover the necessary reservations for a given > device/IOMMU combination, let's wire up the appropriate handling. Basic > reserved regions and direct-mapped re

[PATCH 3/3] iommu/dma: Handle IOMMU API reserved regions

2017-03-09 Thread Robin Murphy
Now that it's simple to discover the necessary reservations for a given device/IOMMU combination, let's wire up the appropriate handling. Basic reserved regions and direct-mapped regions are obvious enough to handle; hardware MSI regions we can handle by pre-populating the appropriate msi_pages in