linux-kernel - Re: [PATCH] usb: typec: STUSB160X should select REGMAP

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Date:   Tue, 5 Oct 2021 08:39:32 +0200
From:   Amelie DELAUNAY <amelie.delaunay@...s.st.com>
To:     Randy Dunlap <rdunlap@...radead.org>,
        <linux-kernel@...r.kernel.org>
CC:     Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Amelie Delaunay <amelie.delaunay@...com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        <linux-usb@...r.kernel.org>
Subject: Re: [PATCH] usb: typec: STUSB160X should select REGMAP_I2C



On 10/5/21 1:21 AM, Randy Dunlap wrote:
> REGMAP_I2C is not a user visible kconfig symbol so driver configs
> should not "depend on" it. They should depend on I2C and then
> select REGMAP_I2C.
> 
> If this worked, it was only because some other driver had set/enabled
> REGMAP_I2C.
> 
> Fixes: da0cb6310094 ("usb: typec: add support for STUSB160x Type-C controller family")
> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>

Thanks for your patch.

Reviewed-by: Amelie Delaunay <amelie.delaunay@...s.st.com>

> Cc: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
> Cc: Amelie Delaunay <amelie.delaunay@...com>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Cc: linux-usb@...r.kernel.org
> ---
>   drivers/usb/typec/Kconfig |    4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> --- lnx-515-rc4.orig/drivers/usb/typec/Kconfig
> +++ lnx-515-rc4/drivers/usb/typec/Kconfig
> @@ -65,9 +65,9 @@ config TYPEC_HD3SS3220
>   
>   config TYPEC_STUSB160X
>   	tristate "STMicroelectronics STUSB160x Type-C controller driver"
> -	depends on I2C
> -	depends on REGMAP_I2C
>   	depends on USB_ROLE_SWITCH || !USB_ROLE_SWITCH
> +	depends on I2C
> +	select REGMAP_I2C
>   	help
>   	  Say Y or M here if your system has STMicroelectronics STUSB160x
>   	  Type-C port controller.
>