linux-kernel - RE: [PATCH v2] usb: host: Implement workaround for Erratum A-009611

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Date:   Tue, 12 Dec 2017 07:09:09 +0000
From:   Yinbo Zhu <yinbo.zhu@....com>
To:     Felipe Balbi <felipe.balbi@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     Mathias Nyman <mathias.nyman@...el.com>,
        "open list:DESIGNWARE USB3 DRD IP DRIVER" <linux-usb@...r.kernel.org>,
        "open list:DESIGNWARE USB3 DRD IP DRIVER" 
        <linux-omap@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        Xiaobo Xie <xiaobo.xie@....com>,
        Jerry Huang <jerry.huang@....com>,
        Ran Wang <ran.wang_1@....com>
Subject: RE: [PATCH v2] usb: host: Implement workaround for Erratum A-009611



-----Original Message-----
From: Felipe Balbi [mailto:felipe.balbi@...ux.intel.com] 
Sent: Monday, December 11, 2017 4:52 PM
To: Yinbo Zhu <yinbo.zhu@....com>; Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Mathias Nyman <mathias.nyman@...el.com>; open list:DESIGNWARE USB3 DRD IP DRIVER <linux-usb@...r.kernel.org>; open list:DESIGNWARE USB3 DRD IP DRIVER <linux-omap@...r.kernel.org>; open list <linux-kernel@...r.kernel.org>; Xiaobo Xie <xiaobo.xie@....com>; Jerry Huang <jerry.huang@....com>; Ran Wang <ran.wang_1@....com>
Subject: RE: [PATCH v2] usb: host: Implement workaround for Erratum A-009611


>>Hi,

>>(please break your lines at 80-characters)

>>Yinbo Zhu <yinbo.zhu@....com> writes:
I had check it. Every line is less than 80-characters.
>>> diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 
>>> 5cb3f6795b0b..071e7cea8cbb 100644
>>> --- a/drivers/usb/dwc3/core.c
>>> +++ b/drivers/usb/dwc3/core.c
>>> @@ -1106,6 +1106,9 @@ static void dwc3_get_properties(struct dwc3
>>> *dwc)
>>>  
>>>  	dwc->quirk_reverse_in_out = device_property_read_bool(dev,
>>>  				"snps,quirk_reverse_in_out");
>
>>This was generated on vendor tree. This quirk doesn't exist in dwc3. 
>>Also,
>  >update your tree and review MAINTAINERS file. It has been almost 2 
> years since I left TI :-)
>
>>--
>>Balbi
>
> Hi Balbi,
>
> The quirk that I had add it in dwc3. Your meaning is that I can't use 
> quirk to enable or disable the erratum, isn't it? The tree is 
> git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git, I had 
> updated it.

>-*- mode: grep; default-directory: "~/workspace/linux/" -*- Grep started at Mon Dec 11 10:50:47

>git --no-pager grep --color -nH -e quirk_reverse_in_out

>Grep finished with no matches found at Mon Dec 11 10:50:48

>--
>balbi
Hi Balbi,

You can't find the quirk that it is normal. There's no one in the previous code.
 The quirk that I added to control the new erratum 
Please you note.

Thanks.
Yinbo.