linux-kernel - Re: use generic DMA mapping code in powerpc V4

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Date:   Tue, 11 Dec 2018 15:28:47 +0100
From:   Christian Zigotzky <chzigotzky@...osoft.de>
To:     Christoph Hellwig <hch@....de>
Cc:     linux-arch@...r.kernel.org,
        Darren Stevens <darren@...vens-zone.net>,
        linux-kernel@...r.kernel.org, Julian Margetson <runaway@...dw.ms>,
        linux-mm@...ck.org, iommu@...ts.linux-foundation.org,
        Paul Mackerras <paulus@...ba.org>,
        Olof Johansson <olof@...om.net>, linuxppc-dev@...ts.ozlabs.org
Subject: Re: use generic DMA mapping code in powerpc V4

Next step: 977706f9755d2d697aa6f45b4f9f0e07516efeda (powerpc/dma: remove 
dma_nommu_mmap_coherent)

Result: The P5020 board boots and the PASEMI onboard ethernet works.

-- Christian


On 10 December 2018 at 4:54PM, Christian Zigotzky wrote:
> Next step: 64ecd2c160bbef31465c4d34efc0f076a2aad4df (powerpc/dma: use 
> phys_to_dma instead of get_dma_offset)
>
> The P5020 board boots and the PASEMI onboard ethernet works.
>
> -- Christian
>
>
> On 09 December 2018 at 7:26PM, Christian Zigotzky wrote:
>> Next step: c1bfcad4b0cf38ce5b00f7ad880d3a13484c123a (dma-mapping, 
>> powerpc: simplify the arch dma_set_mask override)
>>
>> Result: No problems with the PASEMI onboard ethernet and with booting 
>> the X5000 (P5020 board).
>>
>> -- Christian
>>
>>
>> On 09 December 2018 at 3:20PM, Christian Zigotzky wrote:
>>> Next step: 602307b034734ce77a05da4b99333a2eaf6b6482 
>>> (powerpc/fsl_pci: simplify fsl_pci_dma_set_mask)
>>>
>>> git checkout 602307b034734ce77a05da4b99333a2eaf6b6482
>>>
>>> The PASEMI onboard ethernet works and the X5000 boots.
>>>
>>> -- Christian
>>>
>>>
>>> On 08 December 2018 at 2:47PM, Christian Zigotzky wrote:
>>>> Next step: e15cd8173ef85e9cc3e2a9c7cc2982f5c1355615 (powerpc/dma: 
>>>> fix an off-by-one in dma_capable)
>>>>
>>>> git checkout e15cd8173ef85e9cc3e2a9c7cc2982f5c1355615
>>>>
>>>> The PASEMI onboard ethernet also works with this commit and the 
>>>> X5000 boots without any problems.
>>>>
>>>> -- Christian
>>>>
>>>>
>>>> On 08 December 2018 at 11:29AM, Christian Zigotzky wrote:
>>>>> Next step: 7ebc44c535f6bd726d553756d38b137acc718443 (powerpc/dma: 
>>>>> remove max_direct_dma_addr)
>>>>>
>>>>> git checkout 7ebc44c535f6bd726d553756d38b137acc718443
>>>>>
>>>>> OK, the PASEMI onboard ethernet works and the P5020 board boots.
>>>>>
>>>>> -- Christian
>>>>>
>>>>>
>>>>> On 07 December 2018 at 7:33PM, Christian Zigotzky wrote:
>>>>>> Next step: 13c1fdec5682b6e13257277fa16aa31f342d167d (powerpc/dma: 
>>>>>> move pci_dma_dev_setup_swiotlb to fsl_pci.c)
>>>>>>
>>>>>> git checkout 13c1fdec5682b6e13257277fa16aa31f342d167d
>>>>>>
>>>>>> Result: The PASEMI onboard ethernet works and the P5020 board boots.
>>>>>>
>>>>>> — Christian
>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>
>>>
>>
>>
>
>