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From: Xiongfeng Wang <wangxiongfeng2@huawei.com>
To: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>,
	linux-media <linux-media@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] [media] tw686x: add a missing newline when printing parameter 'dma_mode'
Date: Thu, 14 May 2020 09:32:40 +0800	[thread overview]
Message-ID: <c8b781aa-da2b-5aa7-aadc-a1980c84bd0d@huawei.com> (raw)
In-Reply-To: <CAAEAJfAzcRTLE3HWHJqWvuENYnPCU-E6TdaDWXc+WNHOaUqdyA@mail.gmail.com>

Hi Ezequiel,

Thanks for your reply !

On 2020/5/14 3:32, Ezequiel Garcia wrote:
> On Mon, 11 May 2020 at 05:49, Xiongfeng Wang <wangxiongfeng2@huawei.com> wrote:
>>
>> When I cat module parameter 'dma_mode' by sysfs, it displays as follows.
>> It is better to add a newline for easy reading.
>>
>> [root@hulk-202 ~]# cat /sys/module/tw686x/parameters/dma_mode
>> memcpy[root@hulk-202 ~]#
>>
>> Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
> 
> I don't mind this change, but I don't think this is standard.
> The lack of newline follows what other drivers are doing.
> 
> # hexdump -c /sys/module/acpi/parameters/ec_event_clearing
> 0000000   q   u   e   r   y
> 0000005
> 
> Is it really an issue for you?

It's not an issue for me. It's just that if the result is in a separate line, it
reads more easily. I am also planning to fix the parameters below
'/sys/module/acpi/parameters'.

Thanks,
Xiongfeng

> 
> Thanks,
> Ezequiel
> 
>> ---
>>  drivers/media/pci/tw686x/tw686x-core.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/media/pci/tw686x/tw686x-core.c b/drivers/media/pci/tw686x/tw686x-core.c
>> index 74ae4f0..bfc61da 100644
>> --- a/drivers/media/pci/tw686x/tw686x-core.c
>> +++ b/drivers/media/pci/tw686x/tw686x-core.c
>> @@ -71,7 +71,7 @@ static const char *dma_mode_name(unsigned int mode)
>>
>>  static int tw686x_dma_mode_get(char *buffer, const struct kernel_param *kp)
>>  {
>> -       return sprintf(buffer, "%s", dma_mode_name(dma_mode));
>> +       return sprintf(buffer, "%s\n", dma_mode_name(dma_mode));
>>  }
>>
>>  static int tw686x_dma_mode_set(const char *val, const struct kernel_param *kp)
>> --
>> 1.7.12.4
>>
> 


  reply	other threads:[~2020-05-14  1:32 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-11  8:43 Xiongfeng Wang
2020-05-13 19:32 ` Ezequiel Garcia
2020-05-14  1:32   ` Xiongfeng Wang [this message]
2020-05-14 12:54     ` Ezequiel Garcia

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