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

Suman Tripathi
2015-05-04T02:51:35Z

Hi Julian.

On Mon, May 4, 2015 at 5:56 AM, Julian Calaby <julian.calaby@gmail.com> wrote:
> Hi Suman,
>
> On Mon, May 4, 2015 at 1:33 AM, Suman Tripathi <stripathi@apm.com> 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.

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

--
Thanks,
with regards,
Suman Tripathi