linux-kernel - Re: [PATCH 3/4] memory: tegra210-emc: use DEFINE_SHOW

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Message-ID: <08a48f70-89e7-0cd0-b5d5-c2799b5d76e0@huawei.com>
Date:   Mon, 26 Sep 2022 20:37:48 +0800
From:   Liu Shixin <liushixin2@...wei.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>
CC:     <linux-kernel@...r.kernel.org>, <linux-tegra@...r.kernel.org>
Subject: Re: [PATCH 3/4] memory: tegra210-emc: use DEFINE_SHOW_ATTRIBUTE to
 simplify code



On 2022/9/26 17:26, Krzysztof Kozlowski wrote:
> On 22/09/2022 16:33, Liu Shixin wrote:
>> Use DEFINE_SHOW_ATTRIBUTE helper macro to simplify the code.
>> No functional change.
>>
>> Signed-off-by: Liu Shixin <liushixin2@...wei.com>
>> ---
>>  drivers/memory/tegra/tegra210-emc-core.c | 14 +-------------
>>  1 file changed, 1 insertion(+), 13 deletions(-)
>>
>> diff --git a/drivers/memory/tegra/tegra210-emc-core.c b/drivers/memory/tegra/tegra210-emc-core.c
>> index cbe1a7723514..603b306daca1 100644
>> --- a/drivers/memory/tegra/tegra210-emc-core.c
>> +++ b/drivers/memory/tegra/tegra210-emc-core.c
>> @@ -1621,20 +1621,8 @@ static int tegra210_emc_debug_available_rates_show(struct seq_file *s,
>>  
>>  	return 0;
>>  }
>> +DEFINE_SHOW_ATTRIBUTE(tegra210_emc_debug_available_rates);
>>  
>> -static int tegra210_emc_debug_available_rates_open(struct inode *inode,
>> -						   struct file *file)
>> -{
>> -	return single_open(file, tegra210_emc_debug_available_rates_show,
>> -			   inode->i_private);
>> -}
>> -
>> -static const struct file_operations tegra210_emc_debug_available_rates_fops = {
>> -	.open = tegra210_emc_debug_available_rates_open,
>> -	.read = seq_read,
>> -	.llseek = seq_lseek,
>> -	.release = single_release,
>> -};
>>  
> It looks you leave here two blank lines. If so, please fix it - only one
> blank line.
Thanks for the reminder, I have removed the duplicate blank lines in next version.

Thanks,
>
>>  static int tegra210_emc_debug_min_rate_get(void *data, u64 *rate)
>>  {
> Best regards,
> Krzysztof
>
> .
>