Re: [PATCH v3 2/2] ata: ahci_xgene: Add AHCI Support for 2nd HW version of APM X-Gene SoC AHCI SATA Host controller.

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Hi Julian,

On Mon, May 4, 2015 at 8:52 AM, Julian Calaby <julian.calaby@xxxxxxxxx> wrote:
> Hi Suman,
>
> On Mon, May 4, 2015 at 12:51 PM, Suman Tripathi <stripathi@xxxxxxx> wrote:
>> Hi Julian.
>>
>> On Mon, May 4, 2015 at 5:56 AM, Julian Calaby <julian.calaby@xxxxxxxxx> wrote:
>>> Hi Suman,
>>>
>>> On Mon, May 4, 2015 at 1:33 AM, Suman Tripathi <stripathi@xxxxxxx> wrote:
>>>> This patch enables full AHCI feature support for APM X-Gene SoC SATA
>>>> host controller. The following errata's are removed:
>>>>
>>>> 1. 2a0bdff6b95 ("ahci-xgene: fix the dma state machine lockup for the
>>>>                  IDENTIFY DEVICE PIO mode command")
>>>> 2. 09c32aaa368 ("ahci_xgene: Fix the dma state machine lockup for the
>>>>                  ATA_CMD_SMART PIO mode command")
>>>> 3. 1540035da71 ("ahci_xgene: Implement the xgene_ahci_poll_reg_val to
>>>>                  support PMP")
>>>> 4. a3a84bc7c88 ("ahci_xgene: Implement the workaround to support PMP
>>>>                  enumeration and discovery")
>>>> 5. 1102407bb71 ("ahci_xgene: Fix the DMA state machine lockup for the
>>>>                  ATA_CMD_PACKET PIO mode command")
>>>> 6. 72f79f9e35b ("ahci_xgene: Removing NCQ support from the APM X-Gene
>>>>                 SoC AHCI SATA Host Controller driver")
>>>
>>> Won't this mean that the 1st HW version won't work properly?
>>
>> No it doesn't mean that, It means whatever workaround we had in 1st HW
>> version has been
>> fixed in 2nd HW version.
>
> I'm sorry, I read the description and assumed that these fixes were
> being removed from the driver, hence breaking support for the 1st
> hardware version.
>
> Sorry for the confusion.

No probs ..

>
> Thanks,
>
> --
> Julian Calaby
>
> Email: julian.calaby@xxxxxxxxx
> Profile: http://www.google.com/profiles/julian.calaby/



-- 
Thanks,
with regards,
Suman Tripathi
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