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

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Message-ID: <87mvu8b224.fsf@saruman.tx.rr.com>
Date:	Fri, 20 Nov 2015 18:58:59 -0600
From:	Felipe Balbi <balbi@...com>
To:	Tim Bird <tim.bird@...ymobile.com>,
	Peter Chen <peter.chen@...escale.com>
CC:	"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


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.

-- 
balbi

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