From: Baolin Wang <baolin.wang@linaro.org>
To: Felipe Balbi <balbi@kernel.org>,
Greg KH <gregkh@linuxfoundation.org>,
Sebastian Reichel <sre@kernel.org>,
Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>,
David Woodhouse <dwmw2@infradead.org>
Cc: robh@kernel.org, Jun Li <jun.li@nxp.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Ruslan Bilovol <ruslan.bilovol@gmail.com>,
Peter Chen <peter.chen@freescale.com>,
Alan Stern <stern@rowland.harvard.edu>,
grygorii.strashko@ti.com,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
Lee Jones <lee.jones@linaro.org>, Mark Brown <broonie@kernel.org>,
John Stultz <john.stultz@linaro.org>, NeilBrown <neilb@suse.com>,
Charles Keepax <ckeepax@opensource.wolfsonmicro.com>,
patches@opensource.wolfsonmicro.com,
Baolin Wang <baolin.wang@linaro.org>,
Linux PM list <linux-pm@vger.kernel.org>,
USB <linux-usb@vger.kernel.org>,
device-mainlining@lists.linuxfoundation.org,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v18 0/4] Introduce usb charger framework to deal with the usb gadget power negotation
Date: Thu, 27 Oct 2016 15:33:48 +0800 [thread overview]
Message-ID: <CAMz4ku+5=LebdDB9waDD8GYQmYM=uxuOqN6hYZ+E1HSALa1GMQ@mail.gmail.com> (raw)
In-Reply-To: <cover.1476780088.git.baolin.wang@linaro.org>
Hi Felipe,
On 19 October 2016 at 10:37, Baolin Wang <baolin.wang@linaro.org> wrote:
> Currently the Linux kernel does not provide any standard integration of this
> feature that integrates the USB subsystem with the system power regulation
> provided by PMICs meaning that either vendors must add this in their kernels
> or USB gadget devices based on Linux (such as mobile phones) may not behave
> as they should. Thus provide a standard framework for doing this in kernel.
>
> Now introduce one user with wm831x_power to support and test the usb charger,
> which is pending testing. Moreover there may be other potential users will use
> it in future.
>
> Changes since v17:
> - Remove goto section in usb_charger_register() function.
> - Remove 'extern' in charger.h file.
> - Move the kfree() to usb_charger_exit() function.
>
> Changes since v16:
> - Modify the charger current range with introducing the maximum and minimum
> current.
> - Remove the getting charger type method from power supply.
> - Add the getting charger type method from extcon system.
> - Introduce new usb_charger_get_current() API for users to get the maximum and
> minimum current.
> - Rename some APIs and other optimization.
>
> Changes since v15:
> - Add charger state checking to avoid sending out duplicate notifies to users.
> - Add one work to notify power users the current has been changed.
>
> Changes since v14:
> - Add kernel documentation for struct usb_cahrger.
> - Remove some redundant WARN() functions.
>
> Changes since v13:
> - Remove the charger checking in usb_gadget_vbus_draw() function.
> - Rename some functions in charger.c file.
> - Rebase on git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git tags/usb-for-v4.8
>
> Changes since v12:
> - Remove the class and device things.
> - Link usb charger to udc-core.ko.
> - Create one "charger" subdirectory which holds all charger-related attributes.
>
> Changes since v11:
> - Reviewed and tested by Li Jun.
>
> Changes since v10:
> - Introduce usb_charger_get_state() function to check charger state.
> - Remove the mutex lock in usb_charger_set_cur_limit_by_type() function
> in case will be issued in atomic context.
Could you apply this patchset into your branch if there are no other
comments? Thanks.
>
> Baolin Wang (4):
> usb: gadget: Introduce the usb charger framework
> usb: gadget: Support for the usb charger framework
> usb: gadget: Integrate with the usb gadget supporting for usb charger
> power: wm831x_power: Support USB charger current limit management
>
> drivers/power/wm831x_power.c | 75 ++++
> drivers/usb/gadget/Kconfig | 8 +
> drivers/usb/gadget/udc/Makefile | 1 +
> drivers/usb/gadget/udc/charger.c | 877 ++++++++++++++++++++++++++++++++++++++
> drivers/usb/gadget/udc/core.c | 19 +-
> include/linux/mfd/wm831x/pdata.h | 3 +
> include/linux/usb/charger.h | 185 ++++++++
> include/linux/usb/gadget.h | 3 +
> include/uapi/linux/usb/charger.h | 31 ++
> 9 files changed, 1201 insertions(+), 1 deletion(-)
> create mode 100644 drivers/usb/gadget/udc/charger.c
> create mode 100644 include/linux/usb/charger.h
> create mode 100644 include/uapi/linux/usb/charger.h
>
> --
> 1.7.9.5
>
--
Baolin.wang
Best Regards
next prev parent reply other threads:[~2016-10-27 7:33 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-19 2:37 [PATCH v18 0/4] Introduce usb charger framework to deal with the usb gadget power negotation Baolin Wang
2016-10-19 2:37 ` [PATCH v18 1/4] usb: gadget: Introduce the usb charger framework Baolin Wang
2016-10-19 2:37 ` [PATCH v18 2/4] usb: gadget: Support for " Baolin Wang
2016-10-19 2:37 ` [PATCH v18 3/4] usb: gadget: Integrate with the usb gadget supporting for usb charger Baolin Wang
2016-10-19 2:37 ` [PATCH v18 4/4] power: wm831x_power: Support USB charger current limit management Baolin Wang
2016-10-27 7:33 ` Baolin Wang [this message]
2016-10-27 22:00 ` [PATCH v18 0/4] Introduce usb charger framework to deal with the usb gadget power negotation NeilBrown
2016-10-28 12:51 ` Baolin Wang
2016-10-28 17:03 ` Mark Brown
2016-10-31 11:25 ` Baolin Wang
2016-10-31 0:00 ` NeilBrown
2016-11-01 12:54 ` Baolin Wang
2016-11-03 1:25 ` NeilBrown
2016-11-07 8:14 ` Baolin Wang
2016-11-07 20:36 ` NeilBrown
2016-11-10 9:42 ` Baolin Wang
2016-11-14 4:21 ` NeilBrown
2016-11-14 12:04 ` Mark Brown
2016-11-14 21:35 ` NeilBrown
2016-11-15 5:03 ` Peter Chen
2016-11-16 16:16 ` Mark Brown
2016-11-17 6:46 ` NeilBrown
2016-11-21 17:17 ` Mark Brown
2016-11-21 22:40 ` NeilBrown
2016-11-25 13:00 ` Mark Brown
2016-11-26 0:44 ` NeilBrown
2016-11-28 7:15 ` Baolin Wang
2016-11-14 12:36 ` Baolin Wang
2016-11-08 8:41 ` Peter Chen
2016-11-08 20:38 ` NeilBrown
2016-11-09 1:33 ` Peter Chen
2016-12-20 7:05 ` Baolin Wang
2016-12-20 22:07 ` NeilBrown
2016-12-21 2:54 ` Baolin Wang
2016-12-21 3:48 ` NeilBrown
2016-12-21 9:07 ` Baolin Wang
2016-12-21 23:47 ` NeilBrown
2016-12-22 7:06 ` Baolin Wang
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to='CAMz4ku+5=LebdDB9waDD8GYQmYM=uxuOqN6hYZ+E1HSALa1GMQ@mail.gmail.com' \
--to=baolin.wang@linaro.org \
--cc=balbi@kernel.org \
--cc=broonie@kernel.org \
--cc=ckeepax@opensource.wolfsonmicro.com \
--cc=dbaryshkov@gmail.com \
--cc=device-mainlining@lists.linuxfoundation.org \
--cc=dwmw2@infradead.org \
--cc=gregkh@linuxfoundation.org \
--cc=grygorii.strashko@ti.com \
--cc=john.stultz@linaro.org \
--cc=jun.li@nxp.com \
--cc=lee.jones@linaro.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=m.szyprowski@samsung.com \
--cc=neilb@suse.com \
--cc=patches@opensource.wolfsonmicro.com \
--cc=peter.chen@freescale.com \
--cc=robh@kernel.org \
--cc=ruslan.bilovol@gmail.com \
--cc=sre@kernel.org \
--cc=stern@rowland.harvard.edu \
--cc=yoshihiro.shimoda.uh@renesas.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).