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From: Mark Brown <broonie@sirena.org.uk>
To: Magnus Damm <magnus.damm@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	linux-input@vger.kernel.org, lethal@linux-sh.org,
	dmitry.torokhov@gmail.com, linux-sh@vger.kernel.org
Subject: Re: [PATCH] Touch screen driver for the SuperH MigoR board
Date: Wed, 26 Mar 2008 11:29:44 +0000	[thread overview]
Message-ID: <20080326112943.GA26346@sirena.org.uk> (raw)
In-Reply-To: <aec7e5c30803252103x1534e43dv3f31a3bc731fc9bf@mail.gmail.com>

On Wed, Mar 26, 2008 at 01:03:09PM +0900, Magnus Damm wrote:

> interrupt and handle everything from a different context. Apart from
> avoiding serious latency issues, doing things from interrupt context
> simply won't work since the i2c bus driver may be interrupt driven and
> may sleep while waiting for the serial bus data to be sent.

Given that having devices that generate interrupts that need to be
serviced over interrupt driven buses is a fairly common pattern it seems
like it would be worth adding some helper code - if nothing else, it
would help with the documentation.

-- 
"You grabbed my hand and we fell into it, like a daydream - or a fever."

  reply	other threads:[~2008-03-26 11:29 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-21 11:16 [PATCH] Touch screen driver for the SuperH MigoR board Magnus Damm
2008-03-21 22:55 ` Andrew Morton
2008-03-26  4:03   ` Magnus Damm
2008-03-26 11:29     ` Mark Brown [this message]
2008-03-28  9:51 ` [PATCH] Touch screen driver for the SuperH MigoR board V2 Magnus Damm
2008-04-02  6:08   ` Dmitry Torokhov
2008-04-04  8:21     ` Magnus Damm
2008-04-04 16:14       ` Dmitry Torokhov
2008-04-25 10:29         ` Magnus Damm
2008-04-27  5:07           ` Dmitry Torokhov
2008-05-07 12:14             ` Magnus Damm
2008-07-01 10:33 ` [PATCH] Touch screen driver for the SuperH MigoR board Nicholas Beck
2008-07-01 11:22   ` Magnus Damm

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