Re: [PATCH v2 4/8] watchdog: Make set_timeout function optional

Guenter Roeck
2015-08-15T23:41:39Z

Hi Uwe,

On 08/14/2015 12:05 PM, Uwe Kleine-König wrote:
> Hello Guenter,
>
> On Fri, Aug 07, 2015 at 10:02:43PM -0700, Guenter Roeck wrote:
>> For some watchdogs, the hardware timeout is fixed, and the
>> watchdog driver depends on the watchdog core to handle the
>> actual timeout. In this situation, the watchdog driver might
>> only set the 'timeout' variable but do nothing else.
>> This can as well be handled by the infrastructure, so make
>> the set_timeout callback optional. If WDIOF_SETTIMEOUT is
>> configured but the .set_timeout callback is not available,
>> update the timeout variable in the infrastructure code.
>>
>> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
>

Thanks!
Guenter