From: Abraham van der Merwe <abz@frogfoot.net>
To: "Richard B. Johnson" <root@chaos.analogic.com>
Cc: Linux Kernel Discussions <linux-kernel@vger.kernel.org>
Subject: Re: HELP PLEASE: i2c in interrupt?
Date: Wed, 17 Sep 2003 21:15:34 +0200 [thread overview]
Message-ID: <20030917191534.GB19425@oasis.frogfoot.net> (raw)
In-Reply-To: <Pine.LNX.4.53.0309171424220.148@chaos>
Hi Richard >@2003.09.17_20:45:41_+0200
> Why do you need something different? Why do you have something
> on the timer queue in the first place? You don't need anything
> like that. Serial I/O is serial I/O. You handle the IIC bus
> serial I/O just like RS-232C or keyboard input. You get an
> interrupt, the ISR gets the data and puts it in a buffer.
See, that's my problem. The ISR can't put it in a buffer, because in order
to read the data it has to sleep. The reason for that as I explained it is
that it has to read the data from a chip on an I2C bus.
--
Regards
Abraham
Heller's Law:
The first myth of management is that it exists.
Johnson's Corollary:
Nobody really knows what is going on anywhere within the
organization.
___________________________________________________
Abraham vd Merwe - Frogfoot Networks CC
9 Kinnaird Court, 33 Main Street, Newlands, 7700
Phone: +27 21 686 1665 Cell: +27 82 565 4451
Http: http://www.frogfoot.net/ Email: abz@frogfoot.net
prev parent reply other threads:[~2003-09-17 19:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-17 18:11 Abraham vd Merwe
2003-09-17 18:45 ` Richard B. Johnson
2003-09-17 19:15 ` Abraham van der Merwe [this message]
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=20030917191534.GB19425@oasis.frogfoot.net \
--to=abz@frogfoot.net \
--cc=linux-kernel@vger.kernel.org \
--cc=root@chaos.analogic.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
all inboxes | Powered by JetHome®