[U-Boot] [PATCH] cmd_pci: Check for VendorID earlier

[Tom Rini]

On Mon, Jan 04, 2016 at 11:11:18AM +0800, Bin Meng wrote:
> Hi Fabio,
> 
> On Thu, Dec 31, 2015 at 11:20 PM, Fabio Estevam <festevam at gmail.com> wrote:
> > Hi Bin,
> >
> > On Thu, Dec 31, 2015 at 7:32 AM, Bin Meng <bmeng.cn at gmail.com> wrote:
> >
> >> I also see this behavior on ls1021atwr board. I agree with Simon, the
> >> correct fix should fix the PCIe driver to return 0 instead of -EINVAL.
> >
> > Do you mean like this for imx?
> >
> 
> Yes
> 
> > --- a/drivers/pci/pcie_imx.c
> > +++ b/drivers/pci/pcie_imx.c
> > @@ -381,7 +381,7 @@ static int imx_pcie_read_config(struct pci_controller *hose,
> >         ret = imx_pcie_addr_valid(d);
> >         if (ret) {
> >                 *val = 0xffffffff;
> > -               return ret;
> > +               return 0;
> >         }
> >
> >         va_address = get_bus_address(d, where);
> >
> > and like this for layerscape:
> >
> 
> Yes
> 
> > --- a/drivers/pci/pcie_layerscape.c
> > +++ b/drivers/pci/pcie_layerscape.c
> > @@ -314,7 +314,7 @@ static int ls_pcie_read_config(struct pci_controller *hose,
> >
> >         if (ls_pcie_addr_valid(hose, d)) {
> >                 *val = 0xffffffff;
> > -               return -EINVAL;
> > +               return 0;
> >         }
> >
> >         if (PCI_BUS(d) == hose->first_busno)
> >
> 
> Again, I was wondering why we created two drivers for the same (or
> similar) PCIe IPs.

Something to consolidate for the next release it sounds like.  However
we need this fixed this release yes?  Can I get a v2 of this patch with
a proper commit message?  Thanks!

-- 
Tom
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