Re: [PATCH] usb: xhci: fix USB_XHCI_PCI depends

From: Bjorn Andersson
Date: Tue May 19 2020 - 01:17:29 EST


On Mon 18 May 22:06 PDT 2020, Vinod Koul wrote:

> The xhci-pci-renesas module exports symbols for xhci-pci to load the
> RAM/ROM on renesas xhci controllers. We had dependency which works
> when both the modules are builtin or modules.
>
> But if xhci-pci is inbuilt and xhci-pci-renesas in module, we get below
> linker error:
> drivers/usb/host/xhci-pci.o: In function `xhci_pci_remove':
> drivers/usb/host/xhci-pci.c:411: undefined reference to `renesas_xhci_pci_exit'
> drivers/usb/host/xhci-pci.o: In function `xhci_pci_probe':
> drivers/usb/host/xhci-pci.c:345: undefined reference to `renesas_xhci_check_request_fw'
>
> Fix this by adding USB_XHCI_PCI having depends on USB_XHCI_PCI_RENESAS
> || !USB_XHCI_PCI_RENESAS so that both can be either inbuilt or modules.
>

Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>

Regards,
Bjorn

> Reported-by: Anders Roxell <anders.roxell@xxxxxxxxxx>
> Fixes: a66d21d7dba8 ("usb: xhci: Add support for Renesas controller with memory")
> Tested-by: Anders Roxell <anders.roxell@xxxxxxxxxx>
> Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx>
> ---
> drivers/usb/host/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> 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
> --
> 2.25.4
>