Re: [PATCH v7 0/4] Introduce usb charger framework to deal with the usb gadget power negotation

[Felipe Balbi <balbi@kernel.org>]

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Hi Baolin,

Baolin Wang <baolin.wang@linaro.org> writes:
> [ text/plain ]
> 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 v5:
>  - Remove the notifier chain things from the gadget and introduce one callback
>  function to report to the usb charger when the gadget state is changed.
>  - Flesh out the port type detection which combines the USB negotiation and
>  PMICs detection.
>  - Supply the notification mechanism to userspace when charger state is changed.
>  - Integrate with the vbus staff in the gadget API.
>  - Spilt up the functionality for userspace with one file per USB charger type.
>  - Rebase on "4.5-rc4".
>
> Baolin Wang (4):
>   gadget: Introduce the usb charger framework
>   gadget: Support for the usb charger framework
>   gadget: Integrate with the usb gadget supporting for usb charger
>   power: wm831x_power: Support USB charger current limit management

Thank you for resending this. I'll review it ASAP (probably tomorrow
when I get to the office. If I have time, still today)

-- 
balbi

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