Re: [PATCH 3/4] Input: pwm-vibra - add support for enable GPIO

[Konrad Dybcio <konrad.dybcio@linaro.org>]

On 28.04.2023 18:06, Luca Weiss wrote:
> On Freitag, 28. April 2023 01:29:27 CEST Brian Masney wrote:
>> On Thu, Apr 27, 2023 at 10:34:28PM +0200, Luca Weiss wrote:
>>> Some pwm vibrators have a dedicated enable GPIO that needs to be set
>>> high so that the vibrator works. Add support for that optionally.
>>>
>>> Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
>>
>> Hi Luca,
>>
>> Thank you for picking up this work!
>>
>>> +	vibrator->enable_gpio = devm_gpiod_get_optional(&pdev->dev, 
> "enable",
>>> +							
> GPIOD_OUT_LOW);
>>> +	err = PTR_ERR_OR_ZERO(vibrator->enable_gpio);
>>> +	if (err) {
>>> +		if (err != -EPROBE_DEFER)
>>> +			dev_err(&pdev->dev, "Failed to request enable 
> gpio: %d\n",
>>> +				err);
>>> +		return err;
>>> +	}
>>> +
>>
Looks like your email client messes with the replies.. perhaps it tries
to round them to n characters forcefully?

Konrad
>> Take a look at dev_err_probe() to remove the -EPROBE_DEFER check.
> 
> The input subsystem doesn't like dev_err_probe for some reason, you should 
> quickly find examples of that being rejected on the mailing list (or see   
> "git grep dev_err_probe drivers/input/")
> 
>>
>> With that fixed:
>>
>> Reviewed-by: Brian Masney <bmasney@redhat.com>
> 
> Thanks for the reviews!
> 
>