From: Robert Hancock <hancockrwd@gmail.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Brad Boyer <flar@allandria.com>,
Michael Schmitz <schmitz@biophys.uni-duesseldorf.de>,
Arnd Bergmann <arnd@arndb.de>,
linux-kernel@vger.kernel.org, Jeff Garzik <jgarzik@pobox.com>,
linux-ide@vger.kernel.org, takata@linux-m32r.org,
geert@linux-m68k.org, linux-m68k@vger.kernel.org,
ysato@users.sourceforge.jp
Subject: Re: [PATCH] ata: libata depends on HAS_DMA
Date: Wed, 13 May 2009 17:57:14 -0600 [thread overview]
Message-ID: <4A0B5E5A.4090906@gmail.com> (raw)
In-Reply-To: <20090513095127.308b00e7@lxorguk.ukuu.org.uk>
Alan Cox wrote:
>>> If it doesn't interfere with plain PIO mode, fine.
>> I agree. There definitely needs to still be support for IDE ports that
>> don't have DMA capability.
>
> There is - it's just if the platform doesn't implement the dma_* APIs you
> get a problem.
Wouldn't the easiest solution be to just dummy out the DMA API calls on
this platform to always fail? That would fix these compile problems..
next prev parent reply other threads:[~2009-05-13 23:57 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20090511222702.352192505@arndb.de>
2009-05-11 22:38 ` [PATCH] ata: libata depends on HAS_DMA Arnd Bergmann
2009-05-12 0:58 ` Jeff Garzik
2009-05-12 12:40 ` Arnd Bergmann
2009-05-12 13:05 ` Arnd Bergmann
2009-05-12 8:06 ` Alan Cox
2009-05-12 9:23 ` Arnd Bergmann
2009-05-13 3:30 ` Brad Boyer
2009-05-13 4:12 ` Michael Schmitz
2009-05-13 4:34 ` Brad Boyer
2009-05-13 8:51 ` Alan Cox
2009-05-13 8:55 ` Geert Uytterhoeven
2009-05-13 23:57 ` Robert Hancock [this message]
2009-05-14 0:18 ` FUJITA Tomonori
2009-05-15 5:31 ` Tejun Heo
2009-05-15 11:16 ` Arnd Bergmann
2009-05-15 11:21 ` Tejun Heo
2009-05-15 11:55 ` Arnd Bergmann
2009-05-17 9:00 ` Robert Hancock
2009-05-17 19:38 ` Arnd Bergmann
2009-05-17 20:05 ` Jeff Garzik
2009-05-17 22:45 ` [PATCH] asm-generic: add a dma-mapping.h file Arnd Bergmann
2009-05-18 6:03 ` Geert Uytterhoeven
2009-05-18 8:28 ` Arnd Bergmann
2009-05-18 10:45 ` FUJITA Tomonori
2009-05-18 14:45 ` Arnd Bergmann
2009-05-18 22:44 ` FUJITA Tomonori
2009-05-19 16:22 ` Arnd Bergmann
2009-05-19 17:01 ` Grant Grundler
2009-05-19 17:40 ` Arnd Bergmann
2009-05-19 18:08 ` Grant Grundler
2009-05-22 12:12 ` FUJITA Tomonori
2009-05-22 14:07 ` Arnd Bergmann
2009-05-22 14:38 ` FUJITA Tomonori
2009-05-22 15:05 ` Arnd Bergmann
2009-05-26 4:36 ` FUJITA Tomonori
2009-05-18 22:54 ` Jeff Garzik
2009-05-18 23:22 ` FUJITA Tomonori
2009-05-18 10:45 ` [PATCH] ata: libata depends on HAS_DMA FUJITA Tomonori
2009-05-13 10:39 ` Arnd Bergmann
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