linux-kernel - Re: [RFT PATCH 0/4] usb: dwc2: Turn on uframe sched everywhere

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Date:   Fri, 27 Jul 2018 09:55:32 +0300
From:   Felipe Balbi <felipe.balbi@...ux.intel.com>
To:     Doug Anderson <dianders@...omium.org>
Cc:     Minas Harutyunyan <hminas@...opsys.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jerome Brunet <jbrunet@...libre.com>,
        Zhangfei Gao <zhangfei.gao@...aro.org>,
        Stephen Warren <swarren@...dotorg.org>,
        Bruno Herrera <bruherrera@...il.com>,
        linux-usb@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFT PATCH 0/4] usb: dwc2: Turn on uframe sched everywhere


Hi,

Doug Anderson <dianders@...omium.org> writes:
> On Thu, Jul 26, 2018 at 3:59 AM, Felipe Balbi
> <felipe.balbi@...ux.intel.com> wrote:
>> Douglas Anderson <dianders@...omium.org> writes:
>>
>>> While looking at a dwc2 recently, I noticed that some platforms still
>>> have the uframe scheduler off.  As far as I know, nothing good can
>>> come out of having the uframe scheduler off.  Let's turn it on
>>> everywhere.  Assuming this all works out then some time in the future
>>> we can gut all the old code that handles the old non-uframe scheduler
>>> and make everything simpler.
>>>
>>> NOTE: I don't have access to any of the platforms that I'm changing
>>> here, so I'm hoping to see a Tested-by from those on the list.
>>>
>>>
>>> Douglas Anderson (4):
>>>   usb: dwc2: Turn on uframe_sched on "bcm" platforms
>>>   usb: dwc2: Turn on uframe_sched on "his" platforms
>>>   usb: dwc2: Turn on uframe_sched on "amlogic" platforms
>>>   usb: dwc2: Turn on uframe_sched on "stm32f4x9_fsotg" platforms
>>
>> care to resend without RFT prefix and with collected acks, tested-bys, etc?
>
> Done with a prefix of 'REPOST' to hopefully make it obvious nothing
> changed between the RFT and this version.  There were only two
> test-by, but as mentioned in the updated cover letter:
>
> Since there should be nothing platform specific about the uFrame
> scheduler presumably this should mean we're good to go?  Specificaly
> note that in at least one of the "Tested-by" reports this patch caused
> a notable improvement.
>
>
> BTW: I'm pleased to have you apply the patches, but I notice that
> get_maintainer no longer flags you as the person to post dwc2 patches
> to.  From linux-next:
>
> $ ./scripts/get_maintainer.pl -f drivers/usb/dwc2
> Minas Harutyunyan <hminas@...opsys.com> (maintainer:DESIGNWARE USB2
> DRD IP DRIVER)
> Greg Kroah-Hartman <gregkh@...uxfoundation.org> (supporter:USB SUBSYSTEM)
> linux-usb@...r.kernel.org (open list:DESIGNWARE USB2 DRD IP DRIVER)
> linux-kernel@...r.kernel.org (open list)

I need to add dwc2 to the gadget framework part of MAINTAINERS. I'll do
that at some point.

-- 
balbi

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