Re: [PATCH v6] usb: dwc3: core: Workaround for CSR read timeout

From: joswang
Date: Wed Jun 19 2024 - 07:19:10 EST


On Wed, Jun 19, 2024 at 1:10 PM Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
>
> On Wed, Jun 19, 2024 at 01:01:25PM +0800, joswang wrote:
> > From: Jos Wang <joswang@xxxxxxxxxx>
> >
> > This is a workaround for STAR 4846132, which only affects
> > DWC_usb31 version2.00a operating in host mode.
> >
> > There is a problem in DWC_usb31 version 2.00a operating
> > in host mode that would cause a CSR read timeout When CSR
> > read coincides with RAM Clock Gating Entry. By disable
> > Clock Gating, sacrificing power consumption for normal
> > operation.
> >
> > Cc: stable@xxxxxxxxxxxxxxx
> > Signed-off-by: Jos Wang <joswang@xxxxxxxxxx>
> > ---
> > v5 -> v6: no change
> > v4 -> v5: no change
>
> If there was no change, why was there new versions submitted? Please
> always document what was done.
>
> greg k-h

Ok, I will submit a new version and add the differences.

Thanks,
Jos Wang