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From: Christoph Fritz <chf.fritz@googlemail.com>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Martin Fuzzey <mfuzzey@parkeon.com>,
	Baruch Siach <baruch@tkos.co.il>,
	linux-serial@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	kernel@pengutronix.de, Fabio Estevam <fabio.estevam@nxp.com>,
	Shawn Guo <shawnguo@kernel.org>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: serial: imx: regression triggered by newly introduced DSR irq handling
Date: Mon, 21 Nov 2016 12:00:11 +0100	[thread overview]
Message-ID: <1479726011.2807.11.camel@googlemail.com> (raw)
In-Reply-To: <20160805065845.GI17874@pengutronix.de>

Hey Uwe

On Fri, 2016-08-05 at 08:58 +0200, Uwe Kleine-König wrote:
> Once this is done (and still an issue)

Yes, patch b5ca028fe9ba2090a (ARM: dts: imx6sx: document SION necessity
of ENET1_REF_CLK1) is done and mainline and DSR irq handling is still an
issue.

>  I'd suggest to standardize a dt
> property
> 
> 	disable-dsr;

Would you go forward?

> (and the same for the other handshaking lines) and support th{is,ese} in
> the imx uart driver. Reverting 27e16501052e IMO isn't a sensible option.

Okay, I'm fine with a 'disable-dsr' solution.

Thanks
  -- Christoph



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WARNING: multiple messages have this Message-ID (diff)
From: chf.fritz@googlemail.com (Christoph Fritz)
To: linux-arm-kernel@lists.infradead.org
Subject: serial: imx: regression triggered by newly introduced DSR irq handling
Date: Mon, 21 Nov 2016 12:00:11 +0100	[thread overview]
Message-ID: <1479726011.2807.11.camel@googlemail.com> (raw)
In-Reply-To: <20160805065845.GI17874@pengutronix.de>

Hey Uwe

On Fri, 2016-08-05 at 08:58 +0200, Uwe Kleine-K?nig wrote:
> Once this is done (and still an issue)

Yes, patch b5ca028fe9ba2090a (ARM: dts: imx6sx: document SION necessity
of ENET1_REF_CLK1) is done and mainline and DSR irq handling is still an
issue.

>  I'd suggest to standardize a dt
> property
> 
> 	disable-dsr;

Would you go forward?

> (and the same for the other handshaking lines) and support th{is,ese} in
> the imx uart driver. Reverting 27e16501052e IMO isn't a sensible option.

Okay, I'm fine with a 'disable-dsr' solution.

Thanks
  -- Christoph

  parent reply	other threads:[~2016-11-21 11:00 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-24 13:24 [PATCH v2 0/6] serial: imx: handshaking fixes and improvments Uwe Kleine-König
2016-03-24 13:24 ` Uwe Kleine-König
2016-03-24 13:24 ` [PATCH v2 1/6] serial: imx: fix polarity of RI Uwe Kleine-König
2016-03-24 13:24   ` Uwe Kleine-König
2016-03-24 13:24 ` [PATCH v2 2/6] serial: imx: let irq handler return IRQ_NONE if no event was handled Uwe Kleine-König
2016-03-24 13:24   ` Uwe Kleine-König
2016-03-24 13:24 ` [PATCH v2 3/6] serial: imx: make sure unhandled irqs are disabled Uwe Kleine-König
2016-03-24 13:24   ` Uwe Kleine-König
2016-03-24 13:24 ` [PATCH v2 4/6] serial: imx: only count 0->1 transitions for RNG Uwe Kleine-König
2016-03-24 13:24   ` Uwe Kleine-König
2016-03-24 13:24 ` [PATCH v2 5/6] serial: imx: reorder functions to simplify next patch Uwe Kleine-König
2016-03-24 13:24   ` Uwe Kleine-König
2016-03-24 13:24 ` [PATCH v2 6/6] serial: imx: implement DSR irq handling for DTE mode Uwe Kleine-König
2016-03-24 13:24   ` Uwe Kleine-König
     [not found]   ` <1470350663.26773.41.camel@googlemail.com>
2016-08-05  6:58     ` serial: imx: regression triggered by newly introduced DSR irq handling Uwe Kleine-König
2016-08-05  6:58       ` Uwe Kleine-König
2016-08-05 12:03       ` Christoph Fritz
2016-08-05 12:03         ` Christoph Fritz
2016-08-10 20:54         ` Fabio Estevam
2016-08-10 20:54           ` Fabio Estevam
2016-08-13 20:35           ` Christoph Fritz
2016-08-13 20:35             ` Christoph Fritz
2016-08-15  5:22             ` Uwe Kleine-König
2016-08-15  5:22               ` Uwe Kleine-König
2016-08-17  9:25               ` [PATCH] ARM: dts: imx6sx: document SION necessity of ENET1_REF_CLK1 Christoph Fritz
2016-08-17  9:25                 ` Christoph Fritz
2016-08-17 14:26                 ` Fabio Estevam
2016-08-17 14:26                   ` Fabio Estevam
2016-08-17 18:03                   ` Christoph Fritz
2016-08-17 18:03                     ` Christoph Fritz
2016-08-22 15:08                 ` Christoph Fritz
2016-08-22 15:08                   ` Christoph Fritz
2016-08-29  1:18                 ` Shawn Guo
2016-08-29  1:18                   ` Shawn Guo
2016-11-21 11:00       ` Christoph Fritz [this message]
2016-11-21 11:00         ` serial: imx: regression triggered by newly introduced DSR irq handling Christoph Fritz
2016-11-21 11:07         ` Uwe Kleine-König
2016-11-21 11:07           ` Uwe Kleine-König
2016-04-11 16:01 ` [PATCH v2 0/6] serial: imx: handshaking fixes and improvments Petr Štetiar
2016-04-11 16:01   ` Petr Štetiar
2016-04-12  7:46   ` Uwe Kleine-König
2016-04-12  7:46     ` Uwe Kleine-König
2016-04-12  9:48     ` Petr Štetiar
2016-04-12  9:48       ` Petr Štetiar
2016-04-12 10:58       ` Uwe Kleine-König
2016-04-12 10:58         ` Uwe Kleine-König
2016-04-12 12:17         ` Petr Štetiar
2016-04-12 12:17           ` Petr Štetiar
2016-04-12 17:30           ` Uwe Kleine-König
2016-04-12 17:30             ` Uwe Kleine-König
2016-04-13  9:13             ` Petr Štetiar
2016-04-13  9:13               ` Petr Štetiar
2016-04-13 11:16               ` Uwe Kleine-König
2016-04-13 11:16                 ` Uwe Kleine-König

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