linux-kernel - Re: [PATCH] usb: typec: qcom-pmic: add CONFIG

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Message-ID: <d0323841-a3a7-45b7-b702-0a08f9250c55@roeck-us.net>
Date:   Wed, 6 Dec 2023 10:49:19 -0800
From:   Guenter Roeck <linux@...ck-us.net>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     linux-kernel@...r.kernel.org,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-arm-msm@...r.kernel.org, linux-usb@...r.kernel.org,
        Arnd Bergmann <arnd@...db.de>,
        Nathan Chancellor <nathan@...nel.org>
Subject: Re: [PATCH] usb: typec: qcom-pmic: add CONFIG_OF dependency

On Wed, Dec 06, 2023 at 09:20:37AM -0800, Randy Dunlap wrote:
> DRM_AUX_BRIDGE depends on CONFIG_OF, so that is also needed here
> to fix a kconfig warning:
> 
> WARNING: unmet direct dependencies detected for DRM_AUX_HPD_BRIDGE
>   Depends on [n]: HAS_IOMEM [=y] && DRM_BRIDGE [=y] && OF [=n]
>   Selected by [y]:
>   - TYPEC_QCOM_PMIC [=y] && USB_SUPPORT [=y] && TYPEC [=y] && TYPEC_TCPM [=y] && (ARCH_QCOM || COMPILE_TEST [=y]) && (DRM [=y] || DRM [=y]=n) && DRM_BRIDGE [=y]
> 

All but impossible for me to determine if this patch or
https://lore.kernel.org/all/20231205-drm_aux_bridge-fixes-v1-2-d242a0ae9df4@kernel.org/
is more appropriate.

Guenter

> Fixes: 7d9f1b72b296 ("usb: typec: qcom-pmic-typec: switch to DRM_AUX_HPD_BRIDGE")
> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> Cc: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> Cc: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
> Cc: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
> Cc: Guenter Roeck <linux@...ck-us.net>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Cc: linux-arm-msm@...r.kernel.org
> Cc: linux-usb@...r.kernel.org
> Cc: Arnd Bergmann <arnd@...db.de>
> ---
>  drivers/usb/typec/tcpm/Kconfig |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff -- a/drivers/usb/typec/tcpm/Kconfig b/drivers/usb/typec/tcpm/Kconfig
> --- a/drivers/usb/typec/tcpm/Kconfig
> +++ b/drivers/usb/typec/tcpm/Kconfig
> @@ -80,6 +80,7 @@ config TYPEC_QCOM_PMIC
>  	tristate "Qualcomm PMIC USB Type-C Port Controller Manager driver"
>  	depends on ARCH_QCOM || COMPILE_TEST
>  	depends on DRM || DRM=n
> +	depends on OF
>  	select DRM_AUX_HPD_BRIDGE if DRM_BRIDGE
>  	help
>  	  A Type-C port and Power Delivery driver which aggregates two