[PATCH v3 1/6] PCI: designware: remove wrong io_base assignment

Stanimir Varbanov stanimir.varbanov at linaro.org
Tue Nov 24 01:25:35 PST 2015

On 11/23/2015 06:40 PM, Arnd Bergmann wrote:
> On Monday 23 November 2015 18:23:47 Stanimir Varbanov wrote:
>>>> Fixes: 0021d22b73d6 ("PCI: designware: Use of_pci_get_host_bridge_resources()
>>>> to parse DT")
>>>> Reviewed-by: Arnd Bergmann <arnd at arndb.de>
>> I think the bug is introduced in:
>> cbce7900598c ("PCI: designware: Make driver arch-agnostic")
>> cause the io_base is correctly calculated in 0021d22b73d6, do you agree?
> I think cbce7900598c just slightly changes the io_base value, but
> it's still referring to a bus address, not a cpu address, both before
> and after the patch.
> 0021d22b73d6 hower seems to remove the correct 'pp->io_base = range.cpu_addr;'
> and replaces it with 'pp->io_base = pp->io->start;', so it's now in
> the wrong address space.
> 	Arnd

OK, I will resend this as separate patch, and will drop it from this series.


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