[PATCH v2 1/1] ata: ahci_xgene: Add AHCI Support for second generation of APM X-Gene SoC

Arnd Bergmann arnd at arndb.de
Mon Apr 13 08:47:06 PDT 2015


On Monday 13 April 2015 15:02:40 Suman Tripathi wrote:
> This patch enables full AHCI feature support for APM X-Gene SoC SATA host 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")
> 
> In addition, enable PMP support for APM X-Gene SoC and enable FBS support
> for second generation APM X-Gene SoC.
> 

Is this now close enough to AHCI that you can just use the normal AHCI
driver, or are there still too many remaining errata?

	Arnd



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