[Patch v3 01/11] arch/powerpc/pci: Fix compiling error for mpc85xx_edac

york sun york.sun at nxp.com
Sat Aug 6 07:20:03 AEST 2016

On 08/05/2016 02:09 PM, Scott Wood wrote:
> On Fri, 2016-08-05 at 20:29 +0000, york sun wrote:
>> On 08/04/2016 08:43 PM, Michael Ellerman wrote:
>>> Does the driver really need to use these routines? They're meant for use
>>> early in boot, before PCI is setup.
>>> AFAICS this is just a regular driver, so when it's probed the PCI
>>> devices should have already been scanned. In which case pci_get_device()
>>> could work couldn't it? (I see other edac drivers doing that).
>> I am trying to fix this but need some help. We are dealing with PCIe
>> controller here. Does it have a bus number assigned at this point? If
>> yes, how can I find it? I seem not able to find out where the
>> platform_data is filled as well. Can someone kindly point it out to me?
> The platform data comes from add_err_dev() in arch/powerpc/sysdev/fsl_pci.c.

Thanks, Scott.

When add_err_dev() is called, pci is not scanned, is using 
early_find_capability() justified?


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