linux-kernel - Re: [PATCH 2/2] usb: phy: msm: fix connect/disconnect bug for dragonboard OTG port

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Message-ID: <20151123021051.GB16321@shlinux2>
Date:	Mon, 23 Nov 2015 10:10:52 +0800
From:	Peter Chen <peter.chen@...escale.com>
To:	Felipe Balbi <balbi@...com>
CC:	Tim Bird <tim.bird@...ymobile.com>,
	"robh+dt@...nel.org" <robh+dt@...nel.org>,
	"pawel.moll@....com" <pawel.moll@....com>,
	"mark.rutland@....com" <mark.rutland@....com>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	Andersson, Björn 
	<Bjorn.Andersson@...ymobile.com>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"tbird20d@...il.com" <tbird20d@...il.com>
Subject: Re: [PATCH 2/2] usb: phy: msm: fix connect/disconnect bug for
 dragonboard OTG port

On Fri, Nov 20, 2015 at 06:58:59PM -0600, Felipe Balbi wrote:
> 
> Hi,
> 
> Tim Bird <tim.bird@...ymobile.com> writes:
> > On 11/16/2015 09:21 AM, Felipe Balbi wrote:
> >> 
> >> Hi,
> >> 
> >> Peter Chen <peter.chen@...escale.com> writes:
> >>> On Wed, Nov 11, 2015 at 09:48:00AM -0800, Tim Bird wrote:
> >>>>
> >>>>
> >>>> On 11/10/2015 07:14 PM, Peter Chen wrote:
> >>>>> On Tue, Nov 10, 2015 at 04:46:51PM -0800, Tim Bird wrote:
> >>>>>> This fixes a bug where if you disconnect and re-connect the USB cable,
> >>>>>> the gadget driver stops working.
> >>>>>>
> >>>>>> Add support for async_irq to wake up driver from low power mode.
> >>>>>> Without this, the power management code never calls resume.
> >>>>>> Also, have the phy driver kick the gadget driver (chipidea otg)
> >>>>>> by having the chipidea driver register with it, for vbus connect
> >>>>>> notifications.
> >>>>>>
> >>>>>> Signed-off-by: Tim Bird <tim.bird@...ymobile.com>
> >>>>>> ---
> >>>>>>  drivers/usb/chipidea/udc.c    |  6 ++++++
> >>>>>>  drivers/usb/phy/phy-msm-usb.c | 16 ++++++++++++++++
> >>>>>>  include/linux/usb/msm_hsusb.h |  1 +
> >>>>>>  3 files changed, 23 insertions(+)
> >> 
> >> I just wanna know how you guys want this to be handled ? Through my tree
> >> or chipidea's ? Or do we break the dependencies between the changes ?
> >
> > I'm fine with splitting it up.  I'm sending a new series with 3 patches
> > right after this message.  Do both trees go to linux-next?
> 
> I have my fixes and next branches both on next. Not sure about chipidea.
> 

Chipidea's fixes and next branches on next too.


-- 

Best Regards,
Peter Chen
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