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SubjectRe: [PATCH v16 0/4] Introduce usb charger framework to deal with the usb gadget power negotation
Hi Felipe,

On 11 August 2016 at 11:14, Baolin Wang <baolin.wang@linaro.org> wrote:
> Hi Felipe,
>
> On 1 August 2016 at 15:09, 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.
>
> Could you please apply this patchset into your 'next' branch if you
> have no comments about it? Thank you.

Since there are no other comments about this patchset for a long time,
could you please apply this patchset? Thanks.

>
>>
>> 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.
>>
>> 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 | 69 ++++
>> drivers/usb/gadget/Kconfig | 8 +
>> drivers/usb/gadget/udc/Makefile | 1 +
>> drivers/usb/gadget/udc/charger.c | 780 ++++++++++++++++++++++++++++++++++++++
>> drivers/usb/gadget/udc/core.c | 17 +
>> include/linux/mfd/wm831x/pdata.h | 3 +
>> include/linux/usb/charger.h | 186 +++++++++
>> include/linux/usb/gadget.h | 3 +
>> include/uapi/linux/usb/charger.h | 31 ++
>> 9 files changed, 1098 insertions(+)
>> 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



--
Baolin.wang
Best Regards

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