On Sat, Aug 05, 2023 at 11:51:53AM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@xxxxxxxx>
>
> It is possible to configure the typec drivers to be built-in while the
> actual USB host and device support is in loadable modules, but that now
> causes a link failure because the usb debugfs support is then not
> available to built-in code.
>
> x86_64-linux-ld: drivers/usb/typec/mux/intel_pmc_mux.o: in function `pmc_usb_init':
> intel_pmc_mux.c:(.init.text+0x3): undefined reference to `usb_debug_root'
>
> Select CONFIG_USB_COMMON to get it to build again, as we do for
> other drivers that require the core usb functionality.
>
> Fixes: 0a453dc9f2602 ("usb: typec: intel_pmc_mux: Expose IOM port status to debugfs")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
> drivers/usb/typec/mux/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/usb/typec/mux/Kconfig b/drivers/usb/typec/mux/Kconfig
> index 784b9d8107e9b..65da61150ba78 100644
> --- a/drivers/usb/typec/mux/Kconfig
> +++ b/drivers/usb/typec/mux/Kconfig
> @@ -29,6 +29,7 @@ config TYPEC_MUX_INTEL_PMC
> tristate "Intel PMC mux control"
> depends on ACPI
> depends on INTEL_SCU_IPC
> + select USB_COMMON
> select USB_ROLE_SWITCH
> help
> Driver for USB muxes controlled by Intel PMC FW. Intel PMC FW can
> --
> 2.39.2
>
I think this is already fixed by commit ef7c4d8a90c6 ("usb: typec: mux:
intel: Add dependency on USB_COMMON") in my tree and will be in the next
linux-next release on Monday.
thanks,
greg k-h
