Re: [PATCH] devfreq: Use of_node_name_eq for node name comparisons

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Hi Rob,

On 19. 2. 14. 오전 1:09, Rob Herring wrote:
> On Wed, Dec 5, 2018 at 1:50 PM Rob Herring <robh@xxxxxxxxxx> wrote:
>>
>> Convert string compares of DT node names to use of_node_name_eq helper
>> instead. This removes direct access to the node name pointer.
>>
>> For instances using of_node_cmp, this has the side effect of now using
>> case sensitive comparisons. This should not matter for any FDT based
>> system which all of these are.
>>
>> Cc: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
>> Cc: MyungJoo Ham <myungjoo.ham@xxxxxxxxxxx>
>> Cc: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
>> Cc: Kukjin Kim <kgene@xxxxxxxxxx>
>> Cc: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
>> Cc: linux-pm@xxxxxxxxxxxxxxx
>> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
>> Cc: linux-samsung-soc@xxxxxxxxxxxxxxx
>> Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
>> ---
>>  drivers/devfreq/devfreq-event.c     | 2 +-
>>  drivers/devfreq/event/exynos-ppmu.c | 2 +-
>>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> Can someone apply this please.

Myungjoo picked up this patch[1] on devfreq.git
but has not yet sent the pull request.

[1]
https://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq.git/commit/?h=for-next&id=0c1e8ce295acc3becc95e393e88a9a6da233074f

> 
>>
>> diff --git a/drivers/devfreq/devfreq-event.c b/drivers/devfreq/devfreq-event.c
>> index d67242d87744..87e93406d7cd 100644
>> --- a/drivers/devfreq/devfreq-event.c
>> +++ b/drivers/devfreq/devfreq-event.c
>> @@ -240,7 +240,7 @@ struct devfreq_event_dev *devfreq_event_get_edev_by_phandle(struct device *dev,
>>         }
>>
>>         list_for_each_entry(edev, &devfreq_event_list, node) {
>> -               if (!strcmp(edev->desc->name, node->name))
>> +               if (of_node_name_eq(node, edev->desc->name))
>>                         goto out;
>>         }
>>         edev = NULL;
>> diff --git a/drivers/devfreq/event/exynos-ppmu.c b/drivers/devfreq/event/exynos-ppmu.c
>> index c61de0bdf053..c2ea94957501 100644
>> --- a/drivers/devfreq/event/exynos-ppmu.c
>> +++ b/drivers/devfreq/event/exynos-ppmu.c
>> @@ -529,7 +529,7 @@ static int of_get_devfreq_events(struct device_node *np,
>>                         if (!ppmu_events[i].name)
>>                                 continue;
>>
>> -                       if (!of_node_cmp(node->name, ppmu_events[i].name))
>> +                       if (of_node_name_eq(node, ppmu_events[i].name))
>>                                 break;
>>                 }
>>
>> --
>> 2.19.1
>>
> 
> 


-- 
Best Regards,
Chanwoo Choi
Samsung Electronics



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