linux-kernel - RE: [PATCH v3 1/8] watchdog: rzg2l

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Date: Fri, 2 Feb 2024 08:03:06 +0000
From: Biju Das <biju.das.jz@...renesas.com>
To: Claudiu.Beznea <claudiu.beznea@...on.dev>, "wim@...ux-watchdog.org"
	<wim@...ux-watchdog.org>, "linux@...ck-us.net" <linux@...ck-us.net>,
	"robh@...nel.org" <robh@...nel.org>, "krzysztof.kozlowski+dt@...aro.org"
	<krzysztof.kozlowski+dt@...aro.org>, "conor+dt@...nel.org"
	<conor+dt@...nel.org>, "p.zabel@...gutronix.de" <p.zabel@...gutronix.de>,
	"geert+renesas@...der.be" <geert+renesas@...der.be>, "magnus.damm@...il.com"
	<magnus.damm@...il.com>
CC: "linux-watchdog@...r.kernel.org" <linux-watchdog@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-renesas-soc@...r.kernel.org" <linux-renesas-soc@...r.kernel.org>,
	Claudiu.Beznea <claudiu.beznea@...on.dev>, Claudiu Beznea
	<claudiu.beznea.uj@...renesas.com>
Subject: RE: [PATCH v3 1/8] watchdog: rzg2l_wdt: Select PM

Hi Claudiu Beznea,

> -----Original Message-----
> From: Claudiu <claudiu.beznea@...on.dev>
> Sent: Friday, February 2, 2024 7:59 AM
> Subject: [PATCH v3 1/8] watchdog: rzg2l_wdt: Select PM
> 
> From: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
> 
> The rzg2l_wdt watchdog driver cannot work w/o CONFIG_PM=y (e.g. the clocks
> are enabled though pm_runtime_* specific APIs). To avoid building a driver
> that doesn't work make it depend on CONFIG_PM.
> 
> Suggested-by: Guenter Roeck <linux@...ck-us.net>
> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
> ---
> 
> Changes in v3:
> - make driver depend on PM; with that the "unmet direct dependency"
>   Reported-by: kernel test robot <lkp@...el.com>
>   was also fixed
> - adapt commit message
> 
> Changes in v2:
> - this patch is new
> 
>  drivers/watchdog/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index
> 7d22051b15a2..c9abe8f307bb 100644
> --- a/drivers/watchdog/Kconfig
> +++ b/drivers/watchdog/Kconfig
> @@ -910,7 +910,7 @@ config RENESAS_RZN1WDT
> 
>  config RENESAS_RZG2LWDT
>  	tristate "Renesas RZ/G2L WDT Watchdog"
> -	depends on ARCH_RENESAS || COMPILE_TEST
> +	depends on (ARCH_RENESAS && PM) || COMPILE_TEST

Since you are touching here, maybe ARCH_RZG2L?? like other RZ/G2L drivers.

Cheers,
BIju

>  	select WATCHDOG_CORE
>  	help
>  	  This driver adds watchdog support for the integrated watchdogs in
> the
> --
> 2.39.2