Re: [PATCH v3 2/2] extcon-axp288: Add axp288 extcon driver support

From: Chanwoo Choi
Date: Mon Apr 27 2015 - 10:16:29 EST


On Mon, Apr 27, 2015 at 10:19 PM, Pallala, Ramakrishna
<ramakrishna.pallala@xxxxxxxxx> wrote:
> Hi Choi,
>
> Please see my response below.
>
>> >>
>> >>> + ret = PTR_ERR(info->otg);
>> >>> + return ret;
>> >>> + }
>> >>> +
>> >>> + for (i = 0; i < EXTCON_IRQ_END; i++) {
>> >>> + pirq = platform_get_irq(pdev, i);
>> >>> + info->irq[i] = regmap_irq_get_virq(info->regmap_irqc, pirq);
>> >>> + if (info->irq[i] < 0) {
>> >>> + dev_warn(&pdev->dev,
>> >>> + "regmap_irq get virq failed for IRQ %d: %d\n",
>> >>> + pirq, info->irq[i]);
>> >>> + info->irq[i] = -1;
>> >>> + goto intr_reg_failed;
>> >>> + }
>> >>
>> >> Need to add blank line
>> > Not sure how it came here...i don't see the line in vim
>>
>> I think that need the blank line between '}' and devm_request_threaded_irq()
>> sentence.
> Ok.
>
>> >>> +
>> >>> + /* Unmask VBUS interrupt */
>> >>> + regmap_write(info->regmap, AXP288_PWRSRC_IRQ_CFG_REG,
>> >>> + PWRSRC_IRQ_CFG_MASK);
>> >>> + regmap_update_bits(info->regmap, AXP288_BC_GLOBAL_REG,
>> >>> + BC_GLOBAL_RUN, 0);
>> >>> + /* Unmask the BC1.2 complte interrupts */
>> >>> + regmap_write(info->regmap, AXP288_BC12_IRQ_CFG_REG,
>> >> BC12_IRQ_CFG_MASK);
>> >>> + /* Enable the charger detection logic */
>> >>> + regmap_update_bits(info->regmap, AXP288_BC_GLOBAL_REG,
>> >>> + BC_GLOBAL_RUN, BC_GLOBAL_RUN);
>> >>
>> >> I think that you better to move the initialization code before extcon
>> registration.
>> >> The initialization should be executed before extcon and interrupt registration.
>> > My intention is to enable the interrupts once after setting all the interrupt and
>> extcon handlers.
>>
>> OK.
>> But, I'd like you to add following functions to include the init code for enabling
>> interrupt.
>> axp288_extcon_enable_irq() or axp288_extcon_init()
>>
> Ok I will move the interrupt enabling settings to axp288_extcon_enable_irq()
>
> One more thing, mfd cell changes are already merged by Lee Jones so I will only push the
> extcon-axp288 driver patch under v4. Hope this is ok...

OK.

Thanks,
Chanwoo Choi
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