Re: [PATCH 1/2] staging: fsl-dpaa2/eth: Fix address translations

2017-05-29 Thread Laurentiu Tudor
linux-ker...@vger.kernel.org; >> ag...@suse.de; a...@arndb.de; linux-arm-ker...@lists.infradead.org; >> iommu@lists.linux-foundation.org; Bogdan Purcareata >> ; stuyo...@gmail.com; Nipun Gupta >> >> Subject: Re: [PATCH 1/2] staging: fsl-dpaa2/eth: Fix address translations >

RE: [PATCH 1/2] staging: fsl-dpaa2/eth: Fix address translations

2017-05-25 Thread Ruxandra Ioana Radulescu
nfradead.org; > iommu@lists.linux-foundation.org; Bogdan Purcareata > ; stuyo...@gmail.com; Nipun Gupta > > Subject: Re: [PATCH 1/2] staging: fsl-dpaa2/eth: Fix address translations > > Hi Ioana, > > Debatable nit inline. > > On 05/24/2017 03:13 PM, Ioana Radulescu wr

[PATCH 1/2] staging: fsl-dpaa2/eth: Fix address translations

2017-05-24 Thread Ioana Radulescu
Use the correct mechanisms for translating a DMA-mapped IOVA address into a virtual one. Without this fix, once SMMU is enabled on Layerscape platforms, the Ethernet driver throws IOMMU translation faults. Signed-off-by: Nipun Gupta Signed-off-by: Ioana Radulescu --- drivers/staging/fsl-dpaa2/e

Re: [PATCH 1/2] staging: fsl-dpaa2/eth: Fix address translations

2017-05-24 Thread Laurentiu Tudor
Hi Ioana, Debatable nit inline. On 05/24/2017 03:13 PM, Ioana Radulescu wrote: > Use the correct mechanisms for translating a DMA-mapped IOVA > address into a virtual one. Without this fix, once SMMU is > enabled on Layerscape platforms, the Ethernet driver throws > IOMMU translation faults. > >