From: Jeff Garzik <jgarzik@pobox.com>
To: Tejun Heo <htejun@gmail.com>
Cc: linux-ide@vger.kernel.org
Subject: Re: [PATCH] sil24: add constants
Date: Wed, 16 Nov 2005 12:37:29 -0500 [thread overview]
Message-ID: <437B6E59.7000304@pobox.com> (raw)
In-Reply-To: <20051116075649.GA22807@htj.dyndns.org>
Tejun Heo wrote:
> + SGE_DRD = (1 << 29), /* discard data read (/dev/null)
> + data address ignored */
BTW, I'm wondering if sil24 can implement ATAPI padding using this.
I'm willing to bet some other hardware will allow us to simply append a
static S/G descriptor, pointing to zeroed memory, whose length is <4 bytes.
In both cases, we could avoid all the nasty pad handling code.
Jeff
prev parent reply other threads:[~2005-11-16 17:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-16 7:56 [PATCH] sil24: add constants Tejun Heo
2005-11-16 12:12 ` Jeff Garzik
2005-11-16 17:37 ` Jeff Garzik [this message]
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