From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Pierre Ossman <drzeus-list@drzeus.cx>
Cc: Chris Wedgwood <cw@f00f.org>, LKML <linux-kernel@vger.kernel.org>,
Russell King <rmk+lkml@arm.linux.org.uk>
Subject: Re: MMC ioctl or sysfs interface?
Date: Sun, 12 Jun 2005 19:25:22 +0100 [thread overview]
Message-ID: <1118600720.9949.99.camel@localhost.localdomain> (raw)
In-Reply-To: <42AC7BD4.9040906@drzeus.cx>
On Sul, 2005-06-12 at 19:15, Pierre Ossman wrote:
> Alan Cox wrote:
> I wasn't aware that you could do ioctl on sysfs nodes. I guess I'll have
> to dig a bit deeper in the documentation/code.
You can add support, but you'll need a device node one day anyway so you
might as well give up on the sysfs only game - it doesn't IMHO work.
> As for keeping the same ioctl. If the current ioctls are similar enough
> then I don't see why not. The userspace tools might need changing though
> since all ATA ioctls won't be available. What tool is used for locking
> an ATA drive? And is there some documentation detailing the lock
> commands and related ioctls so I can compare with what I'm trying to do?
Right now for ATA you issue a taskfile ioctl, for SCSI you use SG_IO and
applications are not presented with any uniformity.
next prev parent reply other threads:[~2005-06-12 19:45 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-09 13:08 MMC ioctl or sysfs interface? Pierre Ossman
2005-06-10 0:58 ` Chris Wedgwood
2005-06-10 21:00 ` Pierre Ossman
2005-06-10 23:00 ` Alan Cox
2005-06-12 18:15 ` Pierre Ossman
2005-06-12 18:25 ` Alan Cox [this message]
2005-06-12 20:30 ` Jon Smirl
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