Re: [PATCH v2 RESEND 1/2] usb: dwc3: core: configure TX/RX threshold for DWC3_IP

From: Thinh Nguyen
Date: Mon Sep 11 2023 - 23:34:17 EST


On Tue, Sep 12, 2023, Stanley Chang[昌育德] wrote:
> Hi Thinh,
>
> > >
> > > diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index
> > > 9c6bf054f15d..1f74a53816c3 100644
> > > --- a/drivers/usb/dwc3/core.c
> > > +++ b/drivers/usb/dwc3/core.c
> > > @@ -1246,6 +1246,39 @@ static int dwc3_core_init(struct dwc3 *dwc)
> > > }
> > > }
> > >
> > > + if (DWC3_IP_IS(DWC3)) {
> >
> > Would you mind also add the checks for DWC_usb31 and DWC_usb32? Both
> > the
> > DWC_usb31 and DWC_usb32 share the same field offsets within
> > GTX/RXTHRCFG registers. The macros are already defined for those IPs.
>
> DWC3 and DWC31, DWC32 seem to have different register definition as follows.

Yes. That's what I meant. They are already define in the core.h for
DWC_usb31. DWC_usb32 also shares the same offsets as DWC_usb31 for this.
Can you also include the setting of GTX/RXTHRCFG logic for those 2 IPs?

Thanks,
Thinh