Messages in this thread | | | Subject | Re: use generic DMA mapping code in powerpc V4 | From | Christian Zigotzky <> | Date | Thu, 13 Dec 2018 22:53:47 +0100 |
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On 13 December 2018 at 6:48PM, Christian Zigotzky wrote: > On 13 December 2018 at 2:34PM, Christian Zigotzky wrote: >> On 13 December 2018 at 12:25PM, Christoph Hellwig wrote: >>> On Thu, Dec 13, 2018 at 12:19:26PM +0100, Christian Zigotzky wrote: >>>> I tried it again but I get the following error message: >>>> >>>> MODPOST vmlinux.o >>>> arch/powerpc/kernel/dma-iommu.o: In function >>>> `.dma_iommu_get_required_mask': >>>> (.text+0x274): undefined reference to `.dma_direct_get_required_mask' >>>> make: *** [vmlinux] Error 1 >>> Sorry, you need this one liner before all the patches posted last time: >>> >>> diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig >>> index d8819e3a1eb1..7e78c2798f2f 100644 >>> --- a/arch/powerpc/Kconfig >>> +++ b/arch/powerpc/Kconfig >>> @@ -154,6 +154,7 @@ config PPC >>> select CLONE_BACKWARDS >>> select DCACHE_WORD_ACCESS if PPC64 && CPU_LITTLE_ENDIAN >>> select DYNAMIC_FTRACE if FUNCTION_TRACER >>> + select DMA_DIRECT_OPS >>> select EDAC_ATOMIC_SCRUB >>> select EDAC_SUPPORT >>> select GENERIC_ATOMIC64 if PPC32 >>> >> Thanks. Result: PASEMI onboard ethernet works and the X5000 (P5020 >> board) boots with the patch '0001-get_required_mask.patch'. >> >> -- Christian >> >> > Next patch: '0002-swiotlb-dma_supported.patch' for the last good > commit (977706f9755d2d697aa6f45b4f9f0e07516efeda). > > The PASEMI onboard ethernet works and the X5000 (P5020 board) boots. > > -- Christian > > Next patch: '0003-nommu-dma_supported.patch'
No problems with the PASEMI onboard ethernet and the P5020 board boots.
-- Christian
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