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From: Greg KH <greg@kroah.com>
To: Marcelo Tosatti <marcelo.tosatti@cyclades.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Creation of driver-specific sysfs attributes
Date: Wed, 7 Jul 2004 14:47:31 -0700	[thread overview]
Message-ID: <20040707214731.GA4514@kroah.com> (raw)
In-Reply-To: <20040707152106.GB2168@logos.cnet>

On Wed, Jul 07, 2004 at 12:21:06PM -0300, Marcelo Tosatti wrote:
> Hi Greg, others,
> 
> Hope this is not a FAQ.
> 
> I want to export some read-only attributes (statistics) from cyclades.c char 
> driver to userspace via sysfs. 
> 
> I can't figure out the right place to do it - I could create a class under
> /sys/class/cyclades for example, but that doesnt sound right since this 
> is not a "class" of device, but a device itself.

For a driver only attribute, you want them to show up in the place for
the driver (like under /sys/bus/pci/driver/MY_FOO_DRIVER/).  To do that
use the DRIVER_ATTR() and the driver_add_file() functions.  For
examples, see the other drivers that use these functions.

Hope this helps,

greg k-h

      reply	other threads:[~2004-07-07 21:49 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-07-07 15:21 Creation of driver-specific sysfs attributes Marcelo Tosatti
2004-07-07 21:47 ` Greg KH [this message]

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