Re: [PATCH v2 6/7] gpio: mockup: improve the error message

[Bartosz Golaszewski <brgl@xxxxxxxx>]

2017-05-30 20:59 GMT+02:00 Andy Shevchenko <andy.shevchenko@xxxxxxxxx>:
> On Tue, May 30, 2017 at 11:58 AM, Bartosz Golaszewski <brgl@xxxxxxxx> wrote:
>> Indicate the error number and make the message a bit more elaborate.
>
>> +                       dev_err(dev,
>> +                               "adding gpiochip failed: %d (base: %d, ngpio: %d)\n",
>> +                               ret, base, base < 0 ? ngpio : base + ngpio);
>
> You may consider to use
> 'gpio_mockup_add' instead of 'adding gpiochip'. The latter points the
> reader first to gpiochip_add family of functions while you run a
> wrapper on top of it.
>

But this message can also be emitted if the module params are invalid,
in which case we don't even enter gpio_mockup_add().

Thanks,
Bartosz
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