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From: Kyle Williams <kdgwill@chromium.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-kernel@vger.kernel.org,
	Alan Stern <stern@rowland.harvard.edu>,
	Mathias Nyman <mathias.nyman@linux.intel.com>,
	Nicolas Boichat <drinkcat@chromium.org>,
	Jon Flatley <jflat@chromium.org>,
	Felipe Balbi <felipe.balbi@linux.intel.com>,
	linux-usb@vger.kernel.org
Subject: [v3,1/2] USB: quirks: Check device interface LPM capability
Date: Thu, 10 Jan 2019 10:49:09 -0500	[thread overview]
Message-ID: <20190110154909.GB142026@google.com> (raw)

On Wed, Dec 12, 2018 at 12:37:09PM +0100, Greg Kroah-Hartman wrote:
> On Fri, Dec 07, 2018 at 08:47:21PM -0500, Kyle Williams wrote:
> > From: Kyle Williams <kdgwill@chromium.org>
> > 
> > Description: enable the ability to disable LPM for all devices matched
> > by interface information
> 
> Why have "Description:" in here?  Of course this is the description :)
> 
> And the subject doesn't make much sense, what does this have to do with
> quirks?
> 
> Also, you need more information here in the description about why you
> are doing all of this, as it is, I have no idea why this patch is needed
> at all.
> 
> thanks,
> 
> greg k-h

It seems the underlying issue has been solved in
0472bf0 xhci: Prevent U1/U2 link pm states if exit latency is too long

However, the patch to fix the issue when matching the USB_QUIRK_NO_LPM
quirk by iterface could be useful in the future. Currently nothing will
happen that quirk is matched by interface instead of by vid/pid pair.
Is their anything that would need to be changed besides removing the
Description tag?

-Kyle

WARNING: multiple messages have this Message-ID (diff)
From: Kyle Williams <kdgwill@chromium.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-kernel@vger.kernel.org,
	Alan Stern <stern@rowland.harvard.edu>,
	Mathias Nyman <mathias.nyman@linux.intel.com>,
	Nicolas Boichat <drinkcat@chromium.org>,
	Jon Flatley <jflat@chromium.org>,
	Felipe Balbi <felipe.balbi@linux.intel.com>,
	linux-usb@vger.kernel.org
Subject: Re: [PATCH v3 1/2] USB: quirks: Check device interface LPM capability
Date: Thu, 10 Jan 2019 10:49:09 -0500	[thread overview]
Message-ID: <20190110154909.GB142026@google.com> (raw)
In-Reply-To: <20181212113709.GA20058@kroah.com>

On Wed, Dec 12, 2018 at 12:37:09PM +0100, Greg Kroah-Hartman wrote:
> On Fri, Dec 07, 2018 at 08:47:21PM -0500, Kyle Williams wrote:
> > From: Kyle Williams <kdgwill@chromium.org>
> > 
> > Description: enable the ability to disable LPM for all devices matched
> > by interface information
> 
> Why have "Description:" in here?  Of course this is the description :)
> 
> And the subject doesn't make much sense, what does this have to do with
> quirks?
> 
> Also, you need more information here in the description about why you
> are doing all of this, as it is, I have no idea why this patch is needed
> at all.
> 
> thanks,
> 
> greg k-h

It seems the underlying issue has been solved in
0472bf0 xhci: Prevent U1/U2 link pm states if exit latency is too long

However, the patch to fix the issue when matching the USB_QUIRK_NO_LPM
quirk by iterface could be useful in the future. Currently nothing will
happen that quirk is matched by interface instead of by vid/pid pair.
Is their anything that would need to be changed besides removing the
Description tag?

-Kyle

             reply	other threads:[~2019-01-10 15:49 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-10 15:49 Kyle Williams [this message]
2019-01-10 15:49 ` [PATCH v3 1/2] USB: quirks: Check device interface LPM capability Kyle Williams
  -- strict thread matches above, loose matches on Subject: below --
2019-01-11  9:09 [v3,1/2] " Greg Kroah-Hartman
2019-01-11  9:09 ` [PATCH v3 1/2] " Greg Kroah-Hartman
2018-12-12 11:37 [v3,2/2] USB: quirks: Disable LPM for Logitech UVC devices Greg Kroah-Hartman
2018-12-12 11:37 ` [PATCH v3 2/2] " Greg Kroah-Hartman
2018-12-12 11:37 [v3,1/2] USB: quirks: Check device interface LPM capability Greg Kroah-Hartman
2018-12-12 11:37 ` [PATCH v3 1/2] " Greg Kroah-Hartman
2018-12-08  1:47 [v3,2/2] USB: quirks: Disable LPM for Logitech UVC devices Kyle Williams
2018-12-08  1:47 ` [PATCH v3 2/2] " Kyle Williams
2018-12-08  1:47 [v3,1/2] USB: quirks: Check device interface LPM capability Kyle Williams
2018-12-08  1:47 ` [PATCH v3 1/2] " Kyle Williams
2018-12-08  0:46 [v2] USB: quirks: disable LPM for Logitech UVC devices Kyle Williams
2018-12-08  0:46 ` [PATCH v2] " Kyle Williams
     [not found] <CAAd214WBzcsFamzqkdTp0AYDRo1=Uq1=Z5fJhzkOZ6znVFo3MA@mail.gmail.com>
2018-12-04 21:36 ` [PATCH] USB: quirks: add NO_LPM quirk for Logitech Flare|Meetup|Brio|Rally Alan Stern
2018-12-07 22:18   ` Kyle Williams
2018-12-10 13:50     ` Mathias Nyman
2019-01-10 14:36       ` Kyle Williams
2018-12-05  9:39 ` Greg Kroah-Hartman
2018-12-07 22:21   ` Kyle Williams
2018-12-08  1:47   ` [PATCH v3 0/2] Disable LPM by matching interface Kyle Williams

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