public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Peter Korsgaard <jacmet@sunsite.dk>
To: Anton Vorontsov <avorontsov@ru.mvista.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>,
	Andrew Morton <akpm@linux-foundation.org>,
	linuxppc-dev@ozlabs.org, linux-kernel@vger.kernel.org,
	rtc-linux@googlegroups.com
Subject: Re: [PATCH 1/2] rtc: rtc-ds1374: fix 'no irq' case handling
Date: Tue, 19 Aug 2008 22:01:37 +0200	[thread overview]
Message-ID: <87d4k4n59a.fsf@macbook.be.48ers.dk> (raw)
In-Reply-To: <20080812161733.GA32164@oksana.dev.rtsoft.ru> (Anton Vorontsov's message of "Tue\, 12 Aug 2008 20\:17\:33 +0400")

>>>>> "Anton" == Anton Vorontsov <avorontsov@ru.mvista.com> writes:

 Anton> On a PowerPC board with ds1374 RTC I'm getting this error while
 Anton> RTC tries to probe:

 Anton> rtc-ds1374 0-0068: unable to request IRQ

 Anton> This happens because I2C probing code (drivers/of/of_i2c.c) is
 Anton> specifying IRQ0 for 'no irq' case, which is correct.

 Anton> The driver handles this incorrectly, though. This patch fixes it.

Great, I was just about to send a similar patch. Another advantage of
using 0 for 'no irq' is for I2C_BOARD_INFO(). With that you can simply
not assign anything to .irq instead of having to set it to -1.

Acked-by: Peter Korsgaard <jacmet@sunsite.dk>

-- 
Bye, Peter Korsgaard

  reply	other threads:[~2008-08-19 20:01 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-12 16:17 [PATCH 1/2] rtc: rtc-ds1374: fix 'no irq' case handling Anton Vorontsov
2008-08-19 20:01 ` Peter Korsgaard [this message]
2008-08-19 20:39 ` Jon Smirl
2008-08-19 20:29   ` Alan Cox
2008-08-19 21:23     ` Jon Smirl
2008-08-19 22:04       ` Alan Cox
2008-08-19 21:12   ` Anton Vorontsov

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=87d4k4n59a.fsf@macbook.be.48ers.dk \
    --to=jacmet@sunsite.dk \
    --cc=a.zummo@towertech.it \
    --cc=akpm@linux-foundation.org \
    --cc=avorontsov@ru.mvista.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linuxppc-dev@ozlabs.org \
    --cc=rtc-linux@googlegroups.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