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Re: [PATCH] ssb: fix init regression with SoCs

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On Mon, Dec 05, 2011 at 11:19:51PM +0100, Hauke Mehrtens wrote:
> This fixes a Data bus error on some SoCs. The first fix for this
> problem did not solve it on all devices.
>     commit 6ae8ec27868bfdbb815287bee8146acbefaee867
>     Author: Rafał Miłecki <zajec5@xxxxxxxxx>
>     Date:   Tue Jul 5 17:25:32 2011 +0200
>         ssb: fix init regression of hostmode PCI core
> 
> In ssb_pcicore_fix_sprom_core_index() the sprom on the PCI core is
> accessed, but the sprom only exists when the ssb bus is connected over
> a PCI bus to the rest of the system and not when the SSB Bus is the
> main system bus. SoCs sometimes have a PCI host controller and there
> this code will not be executed, but there are some old SoCs with an PCI
> controller in client mode around and ssb_pcicore_fix_sprom_core_index()
> should not be called on these devices too. The PCI controller on these
> devices are unused, but without this fix it results in an Data bus
> error when it gets initialized.
> 
> CC: Michael Buesch <m@xxxxxxx>
> CC: Rafał Miłecki <zajec5@xxxxxxxxx>
> Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>

Should this go to the stable list?

John
-- 
John W. Linville		Someday the world will need a hero, and you
linville@xxxxxxxxxxxxx			might be all we have.  Be ready.
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