linux-kernel - RE: [PATCH 2.6.23-rc4][reRESEND] ahci: RAID mode SATA patch for Intel Tolapai

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Message-ID: <39B20DF628532344BC7A2692CB6AEE0701B9A4CA@orsmsx420.amr.corp.intel.com>
Date:	Thu, 6 Sep 2007 10:27:55 -0700
From:	"Gaston, Jason D" <jason.d.gaston@...el.com>
To:	"Jeff Garzik" <jgarzik@...ox.com>
Cc:	<linux-ide@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	"Gaston, Jason D" <jason.d.gaston@...el.com>
Subject: RE: [PATCH 2.6.23-rc4][reRESEND] ahci: RAID mode SATA patch for Intel Tolapai

>-----Original Message-----
>From: Gaston, Jason D
>Sent: Friday, August 31, 2007 10:10 AM
>To: 'Jeff Garzik'
>Cc: linux-ide@...r.kernel.org; linux-kernel@...r.kernel.org
>Subject: RE: [PATCH 2.6.23-rc4][reRESEND] ahci: RAID mode SATA patch
for
>Intel Tolapai
>
>This device has both AHCI and RAID modes that use the ahci driver.
Only
>the RAID mode DID's are being added as the PCI class code support will
>cover the AHCI mode.  Looking at the Generic, PCI class code support
>section, it uses "board_ahci".  I assumed that they should be the same
as
>the generic class code support is working on this platform.
>
>Thanks,
>
>Jason
>
>
>>-----Original Message-----
>>From: Jeff Garzik [mailto:jgarzik@...ox.com]
>>Sent: Friday, August 31, 2007 12:47 AM
>>To: Gaston, Jason D
>>Cc: linux-ide@...r.kernel.org; linux-kernel@...r.kernel.org
>>Subject: Re: [PATCH 2.6.23-rc4][reRESEND] ahci: RAID mode SATA patch
for
>>Intel Tolapai
>>
>>Jason Gaston wrote:
>>> Resend trying to remove 8-bit characters in the email.
>>>
>>> This patch adds the Intel Tolapai RAID controller DID's for SATA
>support.
>>>
>>> Signed-off-by:  Jason Gaston <jason.d.gaston@...el.com>
>>>
>>> --- linux-2.6.23-rc4/drivers/ata/ahci.c.orig	2007-08-27
>>18:32:35.000000000 -0700
>>> +++ linux-2.6.23-rc4/drivers/ata/ahci.c	2007-08-28
>16:58:11.000000000 -
>>0700
>>> @@ -411,6 +411,8 @@
>>>  	{ PCI_VDEVICE(INTEL, 0x292f), board_ahci_pi }, /* ICH9M */
>>>  	{ PCI_VDEVICE(INTEL, 0x294d), board_ahci_pi }, /* ICH9 */
>>>  	{ PCI_VDEVICE(INTEL, 0x294e), board_ahci_pi }, /* ICH9M */
>>> +	{ PCI_VDEVICE(INTEL, 0x502a), board_ahci }, /* Tolapai */
>>> +	{ PCI_VDEVICE(INTEL, 0x502b), board_ahci }, /* Tolapai */
>>
>>Why did you not use board_ahci_pi?  Is the AHCI ports-implemented
>>register unreliable on this platform?

Jeff,

Do I need to change this to board_ahci_pi or is it ok to leave it at
board_ahci, which will be used by the AHCI class code devices?

Thanks,

Jason
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