Re: [PATCH v2 2/2] PCI: keystone: update to support multiple pci ports

From: Arnd Bergmann
Date: Tue Sep 09 2014 - 17:10:33 EST


On Tuesday 09 September 2014 16:42:46 Murali Karicheri wrote:
> >>
> >> /* update the Vendor ID */
> >> - vendor_device_id = readl(ks_pcie->va_reg_pciid);
> >> - writew((vendor_device_id>> 16), pp->dbi_base + PCI_DEVICE_ID);
> >> + writew(ks_pcie->device_id, pp->dbi_base + PCI_DEVICE_ID);
> >>
> >> /* update the DEV_STAT_CTRL to publish right mrrs */
> >> val = readl(pp->dbi_base + PCIE_CAP_BASE + PCI_EXP_DEVCTL);
> >
> > This change must have slipped in accidentally, at least it's not
> > described in the changelog. Should this be another patch?
> > The change seems useful.
> Are you referring to mrrs or update to device id? device id is in a SoC
> register at index2 and is read and updated by the driver here. MRRS
> update was originally in the code.
>

I meant the device id change. Maybe you accidentally did 'git commit
--amend' during a rebase and that replaced the real changelog with
the one of the patch in front of it and merged the two patches?

That happened to me a few times and would explain the strange mix
of two changes.

Arnd
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