* Re: [PATCH v3] PCI/AER: Save and restore AER config state
[not found] <92EBB4272BF81E4089A7126EC1E7B28479AE1393@IRSMSX101.ger.corp.intel.com>
@ 2019-10-08 14:01 ` andriy.shevchenko
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From: andriy.shevchenko @ 2019-10-08 14:01 UTC (permalink / raw)
To: Patel, Mayurkumar
Cc: Bjorn Helgaas, linux-pci, Kuppuswamy, Sathyanarayanan, Busch, Keith
On Tue, Oct 08, 2019 at 08:07:47AM +0000, Patel, Mayurkumar wrote:
> This patch provides AER config save and restore capabilities. After system
>
> resume AER config registers settings are lost. Not restoring AER root error
>
> command register bits on root port if they were set, disables generation
>
> of an AER interrupt reported by function as described in PCIe spec r4.0,
>
> sec 7.8.4.9. Moreover, AER config mask, severity and ECRC registers are
>
> also required to maintain same state prior to system suspend to maintain
>
> AER interrupts behavior.
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With Best Regards,
Andy Shevchenko
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[not found] <92EBB4272BF81E4089A7126EC1E7B28479AE1393@IRSMSX101.ger.corp.intel.com>
2019-10-08 14:01 ` [PATCH v3] PCI/AER: Save and restore AER config state andriy.shevchenko
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