From mboxrd@z Thu Jan 1 00:00:00 1970 From: cw00.choi@samsung.com (Chanwoo Choi) Date: Wed, 21 Dec 2016 16:58:14 +0900 Subject: [PATCH 1/3] extcon: Add documentation for EXTCON_CHG_USB_* and EXTCON_USB_* In-Reply-To: References: <7b9836ce2ca34118a2acd1ea113605a5f13b4439.1482300213.git.baolin.wang@linaro.org> <585A2D40.9000606@samsung.com> Message-ID: <585A3616.4050009@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On 2016? 12? 21? 16:53, Baolin Wang wrote: > Hi, > > On 21 December 2016 at 15:20, Chanwoo Choi wrote: >> Hi, >> >> On 2016? 12? 21? 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 >>> --- >>> 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. -- Regards, Chanwoo Choi