[PATCH 1/3] extcon: Add documentation for EXTCON_CHG_USB_* and EXTCON_USB_*

Baolin Wang baolin.wang at linaro.org
Tue Dec 20 23:59:07 PST 2016


Hi,

On 21 December 2016 at 15:58, Chanwoo Choi <cw00.choi at samsung.com> wrote:
> Hi,
>
> On 2016년 12월 21일 16:53, Baolin Wang wrote:
>> Hi,
>>
>> On 21 December 2016 at 15:20, Chanwoo Choi <cw00.choi at samsung.com> wrote:
>>> Hi,
>>>
>>> On 2016년 12월 21일 15:10, Baolin Wang wrote:
>>>> Current there is both "EXTCON_USB" and "EXTCON_CHG_USB_SDP" which
>>>> both seem to suggest a standard downstream port. But there is no
>>>> documentation describing how these relate.
>>>>
>>>> Thus add documentation to describe EXTCON_CHG_USB_SDP should always
>>>> appear together with EXTCON_USB, and EXTCON_CHG_USB_ACA would normally
>>>> appear with EXTCON_USB_HOST.
>>>>
>>>> Signed-off-by: Baolin Wang <baolin.wang at linaro.org>
>>>> ---
>>>>  include/linux/extcon.h |    9 ++++++++-
>>>>  1 file changed, 8 insertions(+), 1 deletion(-)
>>>>
>>>> diff --git a/include/linux/extcon.h b/include/linux/extcon.h
>>>> index b871c0c..6498b05 100644
>>>> --- a/include/linux/extcon.h
>>>> +++ b/include/linux/extcon.h
>>>> @@ -46,7 +46,14 @@
>>>>  #define EXTCON_USB           1
>>>>  #define EXTCON_USB_HOST              2
>>>>
>>>> -/* Charging external connector */
>>>> +/*
>>>> + * Charging external connector
>>>> + *
>>>> + * When one SDP charger connector was reported, we should also report
>>>> + * the USB connector, which means EXTCON_CHG_USB_SDP should always
>>>> + * appear together with EXTCON_USB. The same as ACA charger connector,
>>>> + * EXTCON_CHG_USB_ACA should always appear with EXTCON_USB_HOST.
>>>> + */
>>>
>>> Looks good to me.
>>> But, you use the different word for ACA as following:
>>> I think that 'would normally' is proper in descritpion.
>>
>> Okay, I will change to 'would normally' in next version patch. Thanks.
>
> Don't need to send next patch. I modify it and apply it. Thanks.

Okay, Thanks a lot.

-- 
Baolin.wang
Best Regards



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