On Sat, Oct 28, 2017 at 9:14 AM, Guenter Roeck <linux@xxxxxxxxxxxx> wrote:
> On Wed, Oct 25, 2017 at 12:04:20PM -0700, Andrey Smirnov wrote:
>> This driver provides access to RAVE SP watchdog functionality.
>>
>> Cc: linux-kernel@xxxxxxxxxxxxxxx
>> Cc: linux-watchdog@xxxxxxxxxxxxxxx
>> Cc: cphealy@xxxxxxxxx
>> Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
>> Cc: Nikita Yushchenko <nikita.yoush@xxxxxxxxxxxxxxxxxx>
>> Cc: Lee Jones <lee.jones@xxxxxxxxxx>
>> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
>> Cc: Pavel Machek <pavel@xxxxxx>
>> Cc: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
>> Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
>> Cc: Rob Herring <robh@xxxxxxxxxx>
>> Cc: Johan Hovold <johan@xxxxxxxxxx>
>> Signed-off-by: Nikita Yushchenko <nikita.yoush@xxxxxxxxxxxxxxxxxx>
>> Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
>> ---
>>
>> Guenter:
>>
>> In our previous discussion you noted that relying on the state of
>> WDOG_HW_RUNNING was not correct (that should be fixed now), please let
>> me know if using watchdog_hw_running() the way I do in
>> rave_sp_wdt_set_timeout() is incorrect as well.
>>
>
> You could as well have used watchdog_active(), but it is ok.
>
That's easy to change. I'll do that in v10.
>> Thanks,
>> Andrey Smirnov
>>
>> drivers/watchdog/Kconfig | 7 +
>> drivers/watchdog/Makefile | 1 +
>> drivers/watchdog/rave-sp-wdt.c | 343 +++++++++++++++++++++++++++++++++++++++++
>> 3 files changed, 351 insertions(+)
>> create mode 100644 drivers/watchdog/rave-sp-wdt.c
>>
> [ ... ]
>
>> +
>> +static int rave_sp_wdt_probe(struct platform_device *pdev)
>> +{
>> + struct device *dev = &pdev->dev;
>> + const struct of_device_id *id;
>> + struct watchdog_device *wdd;
>> + struct rave_sp_wdt *sp_wd;
>> + struct nvmem_cell *cell;
>> + __le16 timeout = 0;
>> + int ret;
>> +
>> + id = of_match_device(rave_sp_wdt_variants, dev->parent);
>> + if (WARN_ON(!id))
>> + return -ENODEV;
>> +
>
> I could understand an error message here, but why a traceback ?
>
I can't think of a good reason for it. I'll change this to a regular
error message in v10.
Thanks,
Andrey Smirnov
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