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: 4+ 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 --
2002-07-04 6:09 IRQ Mohamed Ghouse , Gurgaon
2002-07-04 8:32 ` IRQ Lists (lst)
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4496B2D0.3070405@free-electrons.com \
--to=michael-lists@free-electrons.com \
--cc=linux-kernel@vger.kernel.org \
--cc=ninad.gfx@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox