linux-kernel - Re: [PATCH] extcon: Introduce EXTCON_PROP_DISP

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Message-id: <57D61199.6010807@samsung.com>
Date:   Mon, 12 Sep 2016 11:23:21 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     Chris Zhong <zyw@...k-chips.com>, myungjoo.ham@...sung.com,
        linux@...ck-us.net
Cc:     linux-kernel@...r.kernel.org, cpgs@...sung.com, groeck@...omium.org
Subject: Re: [PATCH] extcon: Introduce EXTCON_PROP_DISP_HPD property

Hi Chris,

On 2016년 09월 12일 10:03, Chanwoo Choi wrote:
> Hi Chris,
> 
> On 2016년 09월 10일 09:33, Chris Zhong wrote:
>> EXTCON_PROP_DISP_HPD is need by display port, if the system has no hpd
>> interrupt, this property can be used.
> 
> What is meaning of HPD? So, you need to add the
> description and reference for HPD in commit message.
> 
> For example,
> When adding EXTCON_PROP_USB_SS property[1],
> the commit message included the reference for USB SuperSpeed.
> [1] https://git.kernel.org/cgit/linux/kernel/git/chanwoo/extcon.git/commit/?h=extcon-next&id=8457a1b49a2af0a0e71f80afed9f7c80de361610
> 
>>
>> Change-Id: I8b3eb78429126eaa369b10711b7f857b0a3df8ed
> 
> You have to remove the 'Change-Id'.
> 
>> Signed-off-by: Chris Zhong <zyw@...k-chips.com>
>> ---
>>  include/linux/extcon.h | 14 +++++++++++++-
>>  1 file changed, 13 insertions(+), 1 deletion(-)
>>
>> diff --git a/include/linux/extcon.h b/include/linux/extcon.h
>> index 9147c42..4411893 100644
>> --- a/include/linux/extcon.h
>> +++ b/include/linux/extcon.h
>> @@ -131,9 +131,21 @@
>>  #define EXTCON_PROP_JACK_MAX		100
>>  #define EXTCON_PROP_JACK_CNT (EXTCON_PROP_JACK_MAX - EXTCON_PROP_JACK_MIN + 1)
>>  
>> +/*
>> + * Properties of EXTCON_TYPE_DISP.
>> + *
>> + * - EXTCON_PROP_DISP_HPD
> 
> You should add the full name of 'HPD'.

On previous mail, I replied ambiguous comment.

I mean that you better to add the property name with full name as following:

	EXTCON_PROP_DISP_HPD ( Hxxx Pxxx Dxxx)

[snip]

-- 
Best Regards,
Chanwoo Choi