From: Guenter Roeck <linux@roeck-us.net>
To: shruthi.sanil@intel.com
Cc: wim@linux-watchdog.org, linux-watchdog@vger.kernel.org,
linux-kernel@vger.kernel.org, andriy.shevchenko@linux.intel.com,
kris.pan@linux.intel.com, mgross@linux.intel.com,
srikanth.thokala@intel.com,
lakshmi.bai.raja.subramanian@intel.com,
mallikarjunappa.sangannavar@intel.com
Subject: Re: [PATCH 06/10] watchdog: keembay: Removed timeout update in the TO ISR
Date: Wed, 12 May 2021 07:00:02 -0700 [thread overview]
Message-ID: <20210512140002.GF1333995@roeck-us.net> (raw)
In-Reply-To: <20210512084724.14634-7-shruthi.sanil@intel.com>
On Wed, May 12, 2021 at 02:17:20PM +0530, shruthi.sanil@intel.com wrote:
> From: Shruthi Sanil <shruthi.sanil@intel.com>
>
> In the TO ISR removed updating the Timeout value because
> its not serving any purpose as the timer would have already expired
> and the system would be rebooting.
>
> Fixes: fa0f8d51e90d ("watchdog: Add watchdog driver for Intel Keembay Soc")
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> Tested-by: Kris Pan <kris.pan@intel.com>
> Signed-off-by: Shruthi Sanil <shruthi.sanil@intel.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
> ---
> drivers/watchdog/keembay_wdt.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/watchdog/keembay_wdt.c b/drivers/watchdog/keembay_wdt.c
> index 039753b9932b..dd192b8dff55 100644
> --- a/drivers/watchdog/keembay_wdt.c
> +++ b/drivers/watchdog/keembay_wdt.c
> @@ -141,7 +141,6 @@ static irqreturn_t keembay_wdt_to_isr(int irq, void *dev_id)
> struct keembay_wdt *wdt = dev_id;
> struct arm_smccc_res res;
>
> - keembay_wdt_writel(wdt, TIM_WATCHDOG, 1);
> arm_smccc_smc(WDT_ISR_CLEAR, WDT_TO_INT_MASK, 0, 0, 0, 0, 0, 0, &res);
> dev_crit(wdt->wdd.parent, "Intel Keem Bay non-sec wdt timeout.\n");
> emergency_restart();
> --
> 2.17.1
>
next prev parent reply other threads:[~2021-05-12 14:00 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-12 8:47 [PATCH 00/10] Intel Keem Bay WDT bug fixes shruthi.sanil
2021-05-12 8:47 ` [PATCH 01/10] watchdog: keembay: Update WDT pre-timeout during the initialization shruthi.sanil
2021-05-12 13:58 ` Guenter Roeck
2021-05-12 8:47 ` [PATCH 02/10] watchdog: keembay: Upadate WDT pretimeout for every update in timeout shruthi.sanil
2021-05-12 13:58 ` Guenter Roeck
2021-05-12 8:47 ` [PATCH 03/10] watchdog: keembay: Update pretimeout to zero in the TH ISR shruthi.sanil
2021-05-12 13:58 ` Guenter Roeck
2021-05-12 8:47 ` [PATCH 04/10] watchdog: keembay: Clear either the TO or TH interrupt bit shruthi.sanil
2021-05-12 13:59 ` Guenter Roeck
2021-05-12 8:47 ` [PATCH 05/10] watchdog: keembay: Remove timeout update in the WDT start function shruthi.sanil
2021-05-12 13:59 ` Guenter Roeck
2021-05-12 8:47 ` [PATCH 06/10] watchdog: keembay: Removed timeout update in the TO ISR shruthi.sanil
2021-05-12 14:00 ` Guenter Roeck [this message]
2021-05-12 8:47 ` [PATCH 07/10] watchdog: keembay: Update the check in keembay_wdt_resume() shruthi.sanil
2021-05-12 14:02 ` Guenter Roeck
2021-05-13 5:32 ` Sanil, Shruthi
2021-05-12 8:47 ` [PATCH 08/10] watchdog: keembay: MACRO for WDT enable and disable values shruthi.sanil
2021-05-12 14:04 ` Guenter Roeck
2021-05-12 8:47 ` [PATCH 09/10] watchdog: keembay: WDT SMC handler MACRO name update shruthi.sanil
2021-05-12 14:04 ` Guenter Roeck
2021-05-12 8:47 ` [PATCH 10/10] watchdog: keembay: Typo corrections and other blank operations shruthi.sanil
2021-05-12 14:05 ` Guenter Roeck
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