Re: [PATCH 01/10] mfd/extcon: max77693: Remove unused extern declarations and max77693_dev members

From: Chanwoo Choi
Date: Mon May 04 2015 - 02:54:55 EST


On 05/04/2015 03:49 PM, Krzysztof KozÅowski wrote:
> 2015-05-04 15:45 GMT+09:00 Chanwoo Choi <cw00.choi@xxxxxxxxxxx>:
>> On 04/29/2015 07:58 PM, Krzysztof Kozlowski wrote:
>>> Clean up the max77693 private header file by removing:
>>> 1. Left-overs from previous way of interrupt handling (driver uses
>>> regmap_irq_chip).
>>> 2. Unused members of struct 'max77693_dev' related to interrupts in
>>> extcon driver.
>>>
>>> Signed-off-by: Krzysztof Kozlowski <k.kozlowski.k@xxxxxxxxx>
>>> ---
>>> drivers/extcon/extcon-max77693.c | 4 ----
>>> include/linux/mfd/max77693-private.h | 8 --------
>>> 2 files changed, 12 deletions(-)
>>>
>>> diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c
>>> index a66bec8f6252..760e1e2cc1ce 100644
>>> --- a/drivers/extcon/extcon-max77693.c
>>> +++ b/drivers/extcon/extcon-max77693.c
>>> @@ -1218,10 +1218,6 @@ static int max77693_muic_probe(struct platform_device *pdev)
>>> irq_src = MUIC_INT3;
>>> break;
>>> }
>>> -
>>> - if (irq_src < MAX77693_IRQ_GROUP_NR)
>>> - info->max77693->irq_masks_cur[irq_src]
>>> - = init_data[i].data;
>>> }
>>
>> When removing the unused statement, I think you better to remove it as following:
>> because 'enum max77693_irq_source irq_src' is not used.
>
> Yes, you're right. Actually some time ago I removed all of this:
> extcon: max77693: Remove left-over code after switching to regmap irq chip
> http://lkml.iu.edu/hypermail/linux/kernel/1410.2/03403.html
>
>>
>> for (i = 0; i < num_init_data; i++) {
>> - enum max77693_irq_source irq_src
>> - = MAX77693_IRQ_GROUP_NR;
>> -
>> regmap_write(info->max77693->regmap_muic,
>> init_data[i].addr,
>> init_data[i].data);
>> -
>> - switch (init_data[i].addr) {
>> - case MAX77693_MUIC_REG_INTMASK1:
>> - irq_src = MUIC_INT1;
>> - break;
>> - case MAX77693_MUIC_REG_INTMASK2:
>> - irq_src = MUIC_INT2;
>> - break;
>> - case MAX77693_MUIC_REG_INTMASK3:
>> - irq_src = MUIC_INT3;
>> - break;
>> - }
>> -
>> - if (irq_src < MAX77693_IRQ_GROUP_NR)
>> - info->max77693->irq_masks_cur[irq_src]
>> - = init_data[i].data;
>> }
>>
>> [snip]
>>
>> Except for upper comment, Looks good to me.
>
> Okay, I'll do as you suggested and add your ack (in case it will go
> through some other tree).

I'm wondering the merge confilct if this patch will be merged on other tree.
Because extcon-max77693.c was already modified on extcon-next branch.

So, If the base commit of this patch is different, there are potential merge conflict.

Thanks,
Chanwoo Choi

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