Re: [PATCH v3, 3/3] usb: dwc3: core: Workaround for CSR read timeout

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On Wed, Jun 12, 2024 at 09:52:04PM +0800, joswang wrote:
> On Wed, Jun 12, 2024 at 3:58 PM Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> >
> > On Tue, Jun 11, 2024 at 10:29:53PM +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.
> > >
> > > Signed-off-by: Jos Wang <joswang@xxxxxxxxxx>
> > > ---
> > > v1 -> v2:
> > > - add "dt-bindings: usb: dwc3: Add snps,p2p3tranok quirk" patch
> > > v2 -> v3:
> > > - code refactor
> > > - modify comment, add STAR number, workaround applied in host mode
> > > - modify commit message, add STAR number, workaround applied in host mode
> > > - modify Author Jos Wang
> > > ---
> > >  drivers/usb/dwc3/core.c | 20 +++++++++++++++++++-
> > >  1 file changed, 19 insertions(+), 1 deletion(-)
> >
> > Should this have a cc: stable line?
> >
> > thanks,
> >
> > greg k-h
> 
> I have a question here, please help me confirm
> 1. Cc: stable@xxxxxxxxxxxxxxx or Cc: stable@xxxxxxxxxx ?
> 2. Do I need to modify the commit message, for example:
> Cc: stable@xxxxxxxxxx
> Signed-off-by: Jos Wang <joswang@xxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Jos Wang <joswang@xxxxxxxxxx>

Please read:
    https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html
for how to do this properly.




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