linux-kernel - Re: [PATCH v2 04/22] watchdog: ziirave_wdt: Don't bail out on unexpected timeout value

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Message-ID: <20190815181213.GA14388@roeck-us.net>
Date:   Thu, 15 Aug 2019 11:12:13 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Andrey Smirnov <andrew.smirnov@...il.com>
Cc:     linux-watchdog@...r.kernel.org, Chris Healy <cphealy@...il.com>,
        Rick Ramstetter <rick@...eaterllc.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 04/22] watchdog: ziirave_wdt: Don't bail out on
 unexpected timeout value

On Mon, Aug 12, 2019 at 01:08:48PM -0700, Andrey Smirnov wrote:
> Reprogramming bootloader on watchdog MCU will result in reported
> default timeout value of "0". That in turn will be unnecessarily
> rejected by the driver as invalid device (-ENODEV). Simplify probe to
> read stored timeout value, set it to a sane default if it is bogus,
> and then program that value unconditionally.
> 
> Signed-off-by: Andrey Smirnov <andrew.smirnov@...il.com>
> Cc: Chris Healy <cphealy@...il.com>
> Cc: Guenter Roeck <linux@...ck-us.net>
> Cc: Rick Ramstetter <rick@...eaterllc.com>
> Cc: linux-watchdog@...r.kernel.org
> Cc: linux-kernel@...r.kernel.org

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