Hello Krzysztof,
On Tue, Jan 26, 2016 at 11:05 PM, Krzysztof Kozlowski
<k.kozlowski@xxxxxxxxxxx> wrote:
> On 27.01.2016 10:53, Javier Martinez Canillas wrote:
>> Hello Andi,
>>
>> Thanks a lot for your feedback and review.
>>
>> On 01/26/2016 10:22 PM, Andi Shyti wrote:
>>> Hi Javier,
>>>
>>>> if (tm->tm_year < 100) {
>>>> - pr_warn("RTC can't handle year %d. Assume it's 2000.\n",
>>>> - 1900 + tm->tm_year);
>>>> + dev_warn(info->dev,
>>>> + "RTC can't handle year %d. Assume it's 2000\n",
>>>> + 1900 + tm->tm_year);
>>>> return -EINVAL;
>>>
>>> Because we are returning an error value, why not use dev_err()?
>>>
>>
>> You are absolutely right. Since the driver was using pr_warn(), I used
>> dev_warn() but dev_err() would had been correct.
>
> Wait. The message says that "2000 will be assumed" which is not an
> error. The message indicates that driver will proceed, thus the warning.
>
> However the driver won't proceed because the max77686_rtc_set_time()
> will abort. This came from max8997 which has the same issue.
>
> This means that either message should be changed (dev_err() without the
> "assume" verb) or the function should not abort and set the year to
> 2000+something (then dev_warn()... look at rtc-ds3234.c and rtc-mcp795.c).
>
> The easiest would be to choose #1 - no changes in the logic.
>
Yes, I also prefer option #1 since technically is an error to set a
year that is not supported. Quite likely the user won't want to travel
to the past :)
Since you asked me to do other changes, I'll fix it in this patch for v4.
> BR,
> Krzysztof
>
>
Best regards,
Javier
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