Re: [PATCH #upstream] ahci: add HFLAG_YES_FBS and apply it to 88SE9128

[Jeff Garzik <jeff@garzik.org>]

On 12/08/2010 06:10 AM, Tejun Heo wrote:
> Hello,
>
> On 12/07/2010 08:45 PM, Anssi Hannula wrote:
>>>>> Attached is a patch to make the id entry class-specific. The patch is
>>>>> untested (the issue happens in a production machine).
>>>>
>>>> Thanks a lot for the patch.  It looks correct but it would be great if
>>>> it can be veified.
>>>
>>> I think I can do that later, but probably not this week or so.
>>
>> I've now verified that the patch works on a system with 1b4b:9123
>> controller.
>
> Thanks for verifying.  Can you please post the kernel log?  Also, do
> all ports seem to work?
>
>>>> Also, there's a pending patch to add another PCI
>>>> ID for similar marvell controller.  I wonder whether similar
>>>> workaround should be applied.  Hmmm... ISTR the other one reporting
>>>> IDE class even though it works in IDE mode.
>>>
>>> IDE class in IDE mode? Isn't that kind of expected? :)
>
> Oh, the latter should have been ahci.
>
> I'm not completely comfortable with going ahead with the patch tho.
> It probably is okay but it's still a shot in the dark.  Is there
> anyone with marvell contact?

I have docs for most Marvell models, but not this one; and no 
contacts...  Presumably it is some variant of their existing Marvell 
AHCI line of chips, but beyond that, you and I are both just guessing.

	Jeff