On Mon, Sep 28, 2020 at 4:45 PM Andy Shevchenko
wrote:
>
> On Mon, Sep 28, 2020 at 7:10 AM Ethan Zhao wrote:
>
> We didn't settle on the v4, why v5?
We could fix it with v6, v5 is used to fix other things.
>
> > When root port has DPC capability and it is enabled, then triggered by
> > errors,
On Mon, Sep 28, 2020 at 7:10 AM Ethan Zhao wrote:
We didn't settle on the v4, why v5?
> When root port has DPC capability and it is enabled, then triggered by
> errors, DPC DLLSC and PDC interrupts will be sent to DPC driver, pciehp
> driver at the same time.
> That will cause following result:
When root port has DPC capability and it is enabled, then triggered by
errors, DPC DLLSC and PDC interrupts will be sent to DPC driver, pciehp
driver at the same time.
That will cause following result:
1. Link and device are recovered by hardware DPC and software DPC driver,
device
isn't re
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