Date: Tue, 5 Jun 2007 16:50:56 +0100
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Russell King <rmk+lkml@arm.linux.org.uk>
Cc: Jeff Garzik <jeff@garzik.org>, Christoph Hellwig <hch@infradead.org>,
       David Miller <davem@davemloft.net>, mroos@linux.ee,
       linux-kernel@vger.kernel.org
Subject: Re: libata & no PCI: dma_[un]map_single undefined
Message-ID: <20070605165056.1d9d3815@the-village.bc.nu>
In-Reply-To: <20070605141714.GA2572@flint.arm.linux.org.uk>
References: <Pine.SOC.4.64.0706032314590.20033@math>
	<20070603.174010.41894721.davem@davemloft.net>
	<20070604074719.GB15390@infradead.org>
	<20070604171952.GA3437@dhcp83-182.boston.redhat.com>
	<20070605122218.410d611b@the-village.bc.nu>
	<20070605135608.GA31565@havoc.gtf.org>
	<20070605141714.GA2572@flint.arm.linux.org.uk>
Organization: Red Hat UK Cyf., Amberley Place, 107-111 Peascod Street,
 Windsor, Berkshire, SL4 1TE, Y Deyrnas Gyfunol. Cofrestrwyd yng Nghymru a
 Lloegr o'r rhif cofrestru 3798903
Mime-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 524
Lines: 12

> If you don't have DMA capabilities, does libata still need ->pad and
> ->pad_dma set?

It shouldn't - nor the prd. You don't need to use the default
ata_port_start in this case. I've just added ata_sff_port_start to my
tree which figures out which to allocate for SFF devices.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/