From mboxrd@z Thu Jan  1 00:00:00 1970
From: daniel.baluta@gmail.com (Daniel Baluta)
Date: Wed, 22 Jun 2011 15:07:00 +0300
Subject: threading problem
In-Reply-To: <BANLkTinSFErFBaZgeL4x1oiaw7woewUNVQ@mail.gmail.com>
References: <BANLkTinSFErFBaZgeL4x1oiaw7woewUNVQ@mail.gmail.com>
Message-ID: <BANLkTiksk02_SmP8ZWP8J4w0kPCdVr15mw@mail.gmail.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

Hello Murali,

> I have a device driver which provides the IOCTL function for the
> application to interact.
>
> when the application sends the IOCTL CMD_GO, my driver has to toggle a
> GPIO every 500 m Sec. until a 3 minute timeout occurs or a CMD_STOP
> IOCTL is received.
>
> I tried the DECLARE_WORK, DECLARE_DELAYED_WORK and also
> kernel_thread() to meet this requirement with no success.
>

Could you please show us the code?

thanks,
Daniel.