From: Scott Wood <scottwood@freescale.com>
To: Jia Hongtao-B38951 <B38951@freescale.com>
Cc: Wood Scott-B07421 <B07421@freescale.com>,
Li Yang-R58472 <r58472@freescale.com>,
Bhushan Bharat-R65777 <R65777@freescale.com>,
"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [PATCH 0/6] Description for PCI patches using platform driver
Date: Mon, 11 Jun 2012 10:43:17 -0500 [thread overview]
Message-ID: <4FD61215.8030608@freescale.com> (raw)
In-Reply-To: <412C8208B4A0464FA894C5F0C278CD5D01A0921B@039-SN1MPN1-002.039d.mgd.msft.net>
On 06/10/2012 09:33 PM, Jia Hongtao-B38951 wrote:
>> -----Original Message-----
>> From: Bhushan Bharat-R65777
>> Sent: Friday, June 08, 2012 6:47 PM
>> To: Jia Hongtao-B38951; linuxppc-dev@lists.ozlabs.org;
>> galak@kernel.crashing.org
>> Cc: Li Yang-R58472; benh@kernel.crashing.org; Wood Scott-B07421
>> Subject: RE: [PATCH 0/6] Description for PCI patches using platform
>> driver
>>
>>
>>> -----Original Message-----
>>> From: Jia Hongtao-B38951
>>> Sent: Friday, June 08, 2012 3:12 PM
>>> To: linuxppc-dev@lists.ozlabs.org; galak@kernel.crashing.org
>>> Cc: Li Yang-R58472; benh@kernel.crashing.org; Wood Scott-B07421;
>> Bhushan Bharat-
>>> R65777; Jia Hongtao-B38951
>>> Subject: [PATCH 0/6] Description for PCI patches using platform driver
>>>
>>> This series of patches are to unify pci initialization code and add PM
>> support
>>> for all 85xx/86xx powerpc boards. But two side effects are introduced
>> by this
>>> mechanism which listed below:
>>>
>>> 1. of_platform_bus_probe() will be called twice but in some cases
>> duplication
>>> warning occured. We fix this in [PATCH 5/6].
>>>
>>> 2. Edac driver failed to register pci nodes as platform devices. We fix
>> this
>>> in [PATCH 6/6].
>>
>> With these patches will not the SWIOTLB will not be initialized even if
>> PCI/PCIe demanded?
>>
>> Thanks
>> -Bharat
>>
>
> These patches still have the swiotlb init problem if "ppc_swiotlb_enable" is
> only demanded by PCI/PCIe. One of the purposes of sending out these patches
> is to let us start a discussion for this problem in upstream.
When sending out a patchset like that, label it as [RFC PATCH] (request
for comments), and mention all known problems to be resolved.
-Scott
next prev parent reply other threads:[~2012-06-11 15:43 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-08 9:42 [PATCH 0/6] Description for PCI patches using platform driver Jia Hongtao
2012-06-08 9:42 ` [PATCH V3 1/6] powerpc/fsl-pci: Unify pci/pcie initialization code Jia Hongtao
2012-06-08 9:42 ` [PATCH V3 2/6] powerpc/fsl-pci: Using common pci/pcie initialization for all boards Jia Hongtao
2012-06-08 9:42 ` [PATCH V3 3/6] powerpc/fsl-pci: Only scan PCI bus if configured as a host Jia Hongtao
2012-06-08 9:42 ` [PATCH V3 4/6] powerpc/fsl-pci: Add pci inbound/outbound PM support Jia Hongtao
2012-06-08 9:42 ` [PATCH V3 5/6] Avoid duplicate probe for of platform devices Jia Hongtao
2012-06-08 9:42 ` [PATCH V3 6/6] Edac/85xx: Register mpc85xx_pci_err_driver by fsl_pci_driver Jia Hongtao
2012-06-08 10:47 ` [PATCH 0/6] Description for PCI patches using platform driver Bhushan Bharat-R65777
2012-06-11 2:33 ` Jia Hongtao-B38951
2012-06-11 13:24 ` Bhushan Bharat-R65777
2012-06-12 2:24 ` Jia Hongtao-B38951
2012-06-14 9:52 ` Bhushan Bharat-R65777
2012-06-20 2:33 ` Jia Hongtao-B38951
2012-06-26 2:33 ` Jia Hongtao-B38951
2012-06-26 2:46 ` Benjamin Herrenschmidt
2012-06-26 2:54 ` Jia Hongtao-B38951
2012-06-26 10:05 ` Jia Hongtao-B38951
2012-06-11 15:43 ` Scott Wood [this message]
2012-06-12 2:27 ` Jia Hongtao-B38951
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