Re: [PATCH v13 3/5] usb: xhci: Add support for Renesas controller with memory

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On 19-05-20, 00:37, Anders Roxell wrote:
> On Mon, 18 May 2020 at 21:57, Vinod Koul <vkoul@xxxxxxxxxx> wrote:
> >
> > Hi Anders,
> 
> Hi Vinod,
> 
> >
> > On 18-05-20, 19:53, Anders Roxell wrote:
> > > On Wed, 6 May 2020 at 08:01, Vinod Koul <vkoul@xxxxxxxxxx> wrote:
> > > >
> > > > Some rensas controller like uPD720201 and uPD720202 need firmware to be
> > > > loaded. Add these devices in pci table and invoke renesas firmware loader
> > > > functions to check and load the firmware into device memory when
> > > > required.
> > > >
> > > > Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx>
> > >
> > > Hi, I got a build error when I built an arm64 allmodconfig kernel.
> >
> > Thanks for this. This is happening as we have default y for USB_XHCI_PCI
> > and then we make USB_XHCI_PCI_RENESAS=m. That should be not allowed as
> > we export as symbol so both can be inbuilt or modules but USB_XHCI_PCI=y
> > and USB_XHCI_PCI_RENESAS=m cant. While it is valid that USB_XHCI_PCI=y|m
> > and USB_XHCI_PCI_RENESAS=n
> >
> > So this seems to get fixed by below for me. I have tested with
> >  - both y and m (easy)
> >  - make USB_XHCI_PCI_RENESAS=n, USB_XHCI_PCI=y|m works
> >  - try making USB_XHCI_PCI=y and USB_XHCI_PCI_RENESAS=m, then
> >    USB_XHCI_PCI=m by kbuild :)
> >  - try making USB_XHCI_PCI=m and USB_XHCI_PCI_RENESAS=y, kbuild gives
> >    error prompt that it will be m due to depends
> >
> > Thanks to all the fixes done by Arnd which pointed me to this. Pls
> > verify
> 
> I was able to build an arm64 allmodconfig kernel with this change.

I will send the formal patch and add your name in reported and
tested. Thanks for the quick verification

> 
> Cheers,
> Anders
> 
> > and I will send the fix with you as reported :)
> >
> > ---- >8 ----
> >
> > diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
> > index b5c542d6a1c5..92783d175b3f 100644
> > --- a/drivers/usb/host/Kconfig
> > +++ b/drivers/usb/host/Kconfig
> > @@ -40,11 +40,11 @@ config USB_XHCI_DBGCAP
> >  config USB_XHCI_PCI
> >         tristate
> >         depends on USB_PCI
> > +       depends on USB_XHCI_PCI_RENESAS || !USB_XHCI_PCI_RENESAS
> >         default y
> >
> >  config USB_XHCI_PCI_RENESAS
> >         tristate "Support for additional Renesas xHCI controller with firwmare"
> > -       depends on USB_XHCI_PCI
> >         ---help---
> >           Say 'Y' to enable the support for the Renesas xHCI controller with
> >           firwmare. Make sure you have the firwmare for the device and
> >
> > --
> > ~Vinod

-- 
~Vinod



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