On Tue, Dec 05, 2023 at 01:13:34PM -0700, Nathan Chancellor wrote:
> CONFIG_DRM_AUX_BRIDGE depends on CONFIG_OF but that dependency is not
> included when CONFIG_TYPEC_MUX_NB7VPQ904M selects it, resulting in a
> Kconfig warning when CONFIG_OF is disabled:
>
> WARNING: unmet direct dependencies detected for DRM_AUX_BRIDGE
> Depends on [n]: HAS_IOMEM [=y] && DRM_BRIDGE [=y] && OF [=n]
> Selected by [y]:
> - TYPEC_MUX_NB7VPQ904M [=y] && USB_SUPPORT [=y] && TYPEC [=y] && I2C [=y] && (DRM [=y] || DRM [=y]=n) && DRM_BRIDGE [=y]
>
> Only select CONFIG_DRM_AUX_BRIDGE with both CONFIG_DRM_BRIDGE and
> CONFIG_OF to clear up the warning.
>
> Fixes: c5d296bad640 ("usb: typec: nb7vpq904m: switch to DRM_AUX_BRIDGE")
> Signed-off-by: Nathan Chancellor <nathan@xxxxxxxxxx>
Reviewed-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
> ---
> drivers/usb/typec/mux/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/usb/typec/mux/Kconfig b/drivers/usb/typec/mux/Kconfig
> index 5120942f309d..38416fb0cc3c 100644
> --- a/drivers/usb/typec/mux/Kconfig
> +++ b/drivers/usb/typec/mux/Kconfig
> @@ -40,7 +40,7 @@ config TYPEC_MUX_NB7VPQ904M
> tristate "On Semiconductor NB7VPQ904M Type-C redriver driver"
> depends on I2C
> depends on DRM || DRM=n
> - select DRM_AUX_BRIDGE if DRM_BRIDGE
> + select DRM_AUX_BRIDGE if DRM_BRIDGE && OF
> select REGMAP_I2C
> help
> Say Y or M if your system has a On Semiconductor NB7VPQ904M Type-C
>
> --
> 2.43.0
--
heikki
