Re: [PATCH v2 1/2] gpio: davinci: Shuffle IRQ resource fetching from DT to beginning of probe

[Keerthy <j-keerthy@xxxxxx>]

On Tuesday 12 June 2018 11:15 AM, Alexander Stein wrote:
> On Tuesday, June 12, 2018, 7:27:52 AM CEST Keerthy wrote:
>> This is needed in case of PROBE_DEFER if IRQ resource is not yet ready.
>>
>> Signed-off-by: Keerthy <j-keerthy@xxxxxx>
>> ---
>> [...]
>> --- a/drivers/gpio/gpio-davinci.c
>> +++ b/drivers/gpio/gpio-davinci.c
>> [...]
>> @@ -168,7 +168,7 @@ static int davinci_gpio_probe(struct platform_device *pdev)
>>  {
>>  	static int ctrl_num, bank_base;
>>  	int gpio, bank, ret = 0;
>> -	unsigned ngpio, nbank;
>> +	unsigned ngpio, nbank, bank_irq;
> 
> bank_irq should be an int, not unsigned, no?

Yes

> 
>>  	struct davinci_gpio_controller *chips;
>>  	struct davinci_gpio_platform_data *pdata;
>>  	struct device *dev = &pdev->dev;
>> @@ -209,6 +209,12 @@ static int davinci_gpio_probe(struct platform_device *pdev)
>>  	if (IS_ERR(gpio_base))
>>  		return PTR_ERR(gpio_base);
>>  
>> +	bank_irq = platform_get_irq(pdev, 0);
>> +	if (bank_irq < 0) {
> 
> This won't work using an unsigned.

Thanks for catching this. I will correct this in v3.

> 
> Best regards,
> Alexander
> 
> 
> 
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