From: Michael Opdenacker <michael-lists@free-electrons.com>
To: ~ ninad <ninad.gfx@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: irq
Date: Mon, 19 Jun 2006 16:21:04 +0200 [thread overview]
Message-ID: <4496B2D0.3070405@free-electrons.com> (raw)
In-Reply-To: <1150723865.976316.296170@f6g2000cwb.googlegroups.com>
Hello,
> In linux device driver, is it possible to register an ISR for multiple
> irq lines?
>
Yes, use request_irq with the same handler for each of your irq lines.
You couldn't easily do this at once in a single request_xxx instruction,
because registration may succeed on some lines, but fail on some others
ones. The registration status would then be more difficult to manage.
Michael.
--
Michael Opdenacker, Free Electrons
Free Embedded Linux Training Materials
on http://free-electrons.com/training
(More than 1000 pages!)
next prev parent reply other threads:[~2006-06-19 14:21 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-19 13:31 irq ~ ninad
2006-06-19 14:21 ` Michael Opdenacker [this message]
-- strict thread matches above, loose matches on Subject: below --
2008-09-03 14:15 irq Sébastien Chrétien
2008-09-03 14:36 ` irq Daniele Bosi
2008-09-03 15:03 ` irq Sébastien Chrétien
2008-09-03 16:05 ` irq M B
2008-09-03 16:36 ` irq Sébastien Chrétien
2008-09-03 17:08 ` irq Scott Wood
2008-09-03 21:02 ` irq Sébastien Chrétien
2008-09-03 21:03 ` irq Scott Wood
2008-09-04 3:02 ` irq Benjamin Herrenschmidt
2008-09-04 8:27 ` irq Sébastien Chrétien
2008-09-04 13:23 ` irq Sébastien Chrétien
2008-09-04 14:18 ` irq Scott Wood
2002-07-04 6:09 IRQ Mohamed Ghouse , Gurgaon
2002-07-04 8:32 ` IRQ Lists (lst)
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