linux-kernel - Re: [PATCH 02/10] watchdog: keembay: Upadate WDT pretimeout for every update in timeout

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Date:   Wed, 12 May 2021 06:58:25 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     shruthi.sanil@...el.com
Cc:     wim@...ux-watchdog.org, linux-watchdog@...r.kernel.org,
        linux-kernel@...r.kernel.org, andriy.shevchenko@...ux.intel.com,
        kris.pan@...ux.intel.com, mgross@...ux.intel.com,
        srikanth.thokala@...el.com, lakshmi.bai.raja.subramanian@...el.com,
        mallikarjunappa.sangannavar@...el.com
Subject: Re: [PATCH 02/10] watchdog: keembay: Upadate WDT pretimeout for
 every update in timeout

On Wed, May 12, 2021 at 02:17:16PM +0530, shruthi.sanil@...el.com wrote:
> From: Shruthi Sanil <shruthi.sanil@...el.com>
> 
> The pre-timeout value to be programmed to the register has to be
> calculated and updated for every change in the timeout value.
> Else the threshold time wouldn't be calculated to its
> corresponding timeout.
> 
> Fixes: fa0f8d51e90d ("watchdog: Add watchdog driver for Intel Keembay Soc")
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Tested-by: Kris Pan <kris.pan@...el.com>
> Signed-off-by: Shruthi Sanil <shruthi.sanil@...el.com>

Reviewed-by: Guenter Roeck <linux@...ck-us.net>

> ---
>  drivers/watchdog/keembay_wdt.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/watchdog/keembay_wdt.c b/drivers/watchdog/keembay_wdt.c
> index f2f5c9fae29c..b2afeb4a60e3 100644
> --- a/drivers/watchdog/keembay_wdt.c
> +++ b/drivers/watchdog/keembay_wdt.c
> @@ -109,6 +109,7 @@ static int keembay_wdt_set_timeout(struct watchdog_device *wdog, u32 t)
>  {
>  	wdog->timeout = t;
>  	keembay_wdt_set_timeout_reg(wdog);
> +	keembay_wdt_set_pretimeout_reg(wdog);
>  
>  	return 0;
>  }
> -- 
> 2.17.1
>