From mboxrd@z Thu Jan  1 00:00:00 1970
From: fransklaver@gmail.com (Frans Klaver)
Date: Thu, 25 Sep 2014 17:18:15 +0200
Subject: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround
 for AM33xx
In-Reply-To: <20140925151403.GH19396@linutronix.de>
References: <5411C810.7070906@linutronix.de>
 <2cf997d9-e7de-465b-915d-3a0a5e7b95f7@email.android.com>
 <54129F6C.7040508@linutronix.de>
 <20140912094010.GE28458@ci00147.xsens-tech.local>
 <5412C21A.8020203@linutronix.de>
 <20140912102816.GF28458@ci00147.xsens-tech.local>
 <541716DC.9020904@linutronix.de>
 <20140917102812.GA20438@ci00147.xsens-tech.local>
 <20140921204100.GA10111@linutronix.de>
 <20140922092853.GH20438@ci00147.xsens-tech.local>
 <20140925151403.GH19396@linutronix.de>
Message-ID: <f4e9604d-6de0-4b56-8565-3a532686e745@email.android.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On 25 September 2014 17:14:03 CEST, Sebastian Andrzej Siewior <bigeasy@linutronix.de> wrote:
>* Frans Klaver | 2014-09-22 11:28:54 [+0200]:
>
>>I guess then we'd still have to answer the question why the yocto
>build
>>calls set_termios() so often, but that's not on you then. Did you
>notice
>>it even changing settings? We might want to fix this even if the
>kernel
>>should be able to cope.
>
>could you please test uart_v10_pre3? I dropped a few register sets and
>delayed the register update until TX-DMA is complete. I am traveling
>currently and have only my boneblack and it passes my limited testing.
>If it solves your problems, too then I would address Heikki's latest
>comments and prepare the final v10 (and I hope I didn't break beagle
>board in between).

That'll be Monday earliest for me. 

>
>>Thanks again,
>>Frans
>
>Sebastian
>
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