linux-kernel - Re: [PATCH 1/2] iio: imu: adis16460: use DEFINE_DEBUGFS

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Message-ID: <5DB958DA.7080305@huawei.com>
Date:   Wed, 30 Oct 2019 17:33:14 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     "Ardelean, Alexandru" <alexandru.Ardelean@...log.com>
CC:     "jic23@...nel.org" <jic23@...nel.org>,
        "Popa, Stefan Serban" <StefanSerban.Popa@...log.com>,
        "Hennerich, Michael" <Michael.Hennerich@...log.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>
Subject: Re: [PATCH 1/2] iio: imu: adis16460: use DEFINE_DEBUGFS_ATTRIBUTE
 to define debugfs fops

On 2019/10/30 17:13, Ardelean, Alexandru wrote:
> On Wed, 2019-10-30 at 16:19 +0800, zhong jiang wrote:
>> [External]
>>
>> It is more clear to use DEFINE_DEBUGFS_ATTRIBUTE to define debugfs file
>> operation rather than DEFINE_SIMPLE_ATTRIBUTE.
> Not sure if "more clear" is the word.
Should be more clearly. :-)
> But it is more correct to use DEFINE_DEBUGFS_ATTRIBUTE(), since they are
> debugfs attrs.
>
> In any case, this is no big deal.
> So:
>
> Reviewed-by: Alexandru Ardelean <alexandru.ardelean@...log.com>
>
>> Signed-off-by: zhong jiang <zhongjiang@...wei.com>
>> ---
>>  drivers/iio/imu/adis16460.c | 6 +++---
>>  1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/iio/imu/adis16460.c b/drivers/iio/imu/adis16460.c
>> index 6aed9e8..2e7a582 100644
>> --- a/drivers/iio/imu/adis16460.c
>> +++ b/drivers/iio/imu/adis16460.c
>> @@ -87,7 +87,7 @@ static int adis16460_show_serial_number(void *arg, u64
>> *val)
>>  
>>  	return 0;
>>  }
>> -DEFINE_SIMPLE_ATTRIBUTE(adis16460_serial_number_fops,
>> +DEFINE_DEBUGFS_ATTRIBUTE(adis16460_serial_number_fops,
>>  	adis16460_show_serial_number, NULL, "0x%.4llx\n");
>>  
>>  static int adis16460_show_product_id(void *arg, u64 *val)
>> @@ -105,7 +105,7 @@ static int adis16460_show_product_id(void *arg, u64
>> *val)
>>  
>>  	return 0;
>>  }
>> -DEFINE_SIMPLE_ATTRIBUTE(adis16460_product_id_fops,
>> +DEFINE_DEBUGFS_ATTRIBUTE(adis16460_product_id_fops,
>>  	adis16460_show_product_id, NULL, "%llu\n");
>>  
>>  static int adis16460_show_flash_count(void *arg, u64 *val)
>> @@ -123,7 +123,7 @@ static int adis16460_show_flash_count(void *arg, u64
>> *val)
>>  
>>  	return 0;
>>  }
>> -DEFINE_SIMPLE_ATTRIBUTE(adis16460_flash_count_fops,
>> +DEFINE_DEBUGFS_ATTRIBUTE(adis16460_flash_count_fops,
>>  	adis16460_show_flash_count, NULL, "%lld\n");
>>  
>>  static int adis16460_debugfs_init(struct iio_dev *indio_dev)