linux-kernel - Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx

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Message-ID: <f4e9604d-6de0-4b56-8565-3a532686e745@email.android.com>
Date:	Thu, 25 Sep 2014 17:18:15 +0200
From:	Frans Klaver <fransklaver@...il.com>
To:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Frans Klaver <frans.klaver@...ns.com>
CC:	Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	Peter Hurley <peter@...leysoftware.com>, tony@...mide.com,
	gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
	balbi@...com, linux-serial@...r.kernel.org,
	linux-omap@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Alan Cox <alan@...ux.intel.com>
Subject: Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx

On 25 September 2014 17:14:03 CEST, Sebastian Andrzej Siewior <bigeasy@...utronix.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
>
>_______________________________________________
>linux-arm-kernel mailing list
>linux-arm-kernel@...ts.infradead.org
>http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

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