[RFC PATCH] PCI-E broken on PPC (regression)

Jesse Barnes jbarnes at virtuousgeek.org
Tue Jan 26 12:50:25 EST 2010


On Mon, 25 Jan 2010 12:38:49 -0800
Jesse Barnes <jbarnes at virtuousgeek.org> wrote:

> On Mon, 25 Jan 2010 11:42:29 -0200
> Breno Leitao <leitao at linux.vnet.ibm.com> wrote:
> 
> > Hello, 
> > 
> > I found that qlge is broken on PPC, and it got broken after commit 
> > 06a1cbafb253c4c60d6a54a994887f5fbceabcc0. It happens because
> > dev->pcie is not set on PPC, because the function
> > set_pcie_port_type(), who sets dev->pcie, is not being called on PPC
> > PCI code.
> 
> You mean dev->is_pcie?
> 
> Why isn't pci_scan_device calling pci_setup_device for you?  That
> should do the proper PCIe init depending on the device, along with
> extracting other device info...

Cc'ing Ben for PPC.  Ben, should PPC use pci_scan_device when probing
its root busses?  Sounds like it just uses pci_device_add for each one
it finds instead?

If you don't actually need scanning (though what about hotplug?) we can
move the call to device_add instead...

-- 
Jesse Barnes, Intel Open Source Technology Center


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