On 12/7/15, Christian Zigotzky <chzigot...@xenosoft.de> wrote: > Hi all, > > I have some good news for you. I was able to fix the issue with the P.A. > Semi Ethernet. It was a problem with the new DMA handling. The patch ' > [RFC/PATCH,v2] powerpc/iommu: Support "hybrid" iommu/direct DMA ops for > coherent_mask < dma_mask (https://patchwork.ozlabs.org/patch/472535/)' > is the problem. > > I had patched the following files before I compiled a kernel. > > arch/powerpc/Kconfig > arch/powerpc/include/asm/device.h > arch/powerpc/include/asm/dma-mapping.h > arch/powerpc/include/asm/iommu.h > arch/powerpc/kernel/dma-iommu.c > arch/powerpc/kernel/dma-swiotlb.c > arch/powerpc/kernel/dma.c > arch/powerpc/platforms/powernv/pci-ioda.c > arch/powerpc/platforms/pseries/iommu.c > arch/powerpc/sysdev/dart_iommu.c > include/asm-generic/dma-mapping-common.h > > The P.A. Semi Ethernet works again with the patched kernel.
Hi Ben, Could you please take a look.. Thanks! > > I am happy. :-) > > Please fix the issue in the kernel source code. > > Thanks in advance, > > Christian > > > _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
