linux-watchdog.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
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
> 

  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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20210512140002.GF1333995@roeck-us.net \
    --to=linux@roeck-us.net \
    --cc=andriy.shevchenko@linux.intel.com \
    --cc=kris.pan@linux.intel.com \
    --cc=lakshmi.bai.raja.subramanian@intel.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-watchdog@vger.kernel.org \
    --cc=mallikarjunappa.sangannavar@intel.com \
    --cc=mgross@linux.intel.com \
    --cc=shruthi.sanil@intel.com \
    --cc=srikanth.thokala@intel.com \
    --cc=wim@linux-watchdog.org \
    --subject='Re: [PATCH 06/10] watchdog: keembay: Removed timeout update in the TO ISR' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).