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From: Jeff Garzik <jgarzik@pobox.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org
Subject: Re: [PATCH] ata: libata depends on HAS_DMA
Date: Mon, 11 May 2009 20:58:40 -0400	[thread overview]
Message-ID: <4A08C9C0.6040202@pobox.com> (raw)
In-Reply-To: <200905112238.55404.arnd@arndb.de>

Arnd Bergmann wrote:
> libata uses the DMA mapping API, so it cannot be built
> on architectures that don't have DMA support.
> 
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
>  drivers/ata/Kconfig |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
> index 9120717..f076268 100644
> --- a/drivers/ata/Kconfig
> +++ b/drivers/ata/Kconfig
> @@ -4,7 +4,7 @@
>  
>  menuconfig ATA
>  	tristate "Serial ATA (prod) and Parallel ATA (experimental) drivers"
> -	depends on HAS_IOMEM
> +	depends on HAS_IOMEM && HAS_DMA
>  	depends on BLOCK
>  	depends on !(M32R || M68K) || BROKEN

What specifically is breaking?

Ideally we should be able to work with PIO-only...

	JEff





  reply	other threads:[~2009-05-12  0:58 UTC|newest]

Thread overview: 74+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20090511222702.352192505@arndb.de>
2009-05-11 22:37 ` [PATCH] mb862xxfb: use CONFIG_OF instead of CONFIG_PPC_OF Arnd Bergmann
2009-05-13 12:25   ` Anatolij Gustschin
2009-05-11 22:38 ` [PATCH] ata: libata depends on HAS_DMA Arnd Bergmann
2009-05-12  0:58   ` Jeff Garzik [this message]
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
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
2009-05-26 12:35                                                     ` Arnd Bergmann
2009-05-27  3:58                                                       ` 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
2009-05-11 22:40 ` [PATCH] scsi: libsas " Arnd Bergmann
2009-05-11 22:50   ` James Bottomley
2009-05-11 22:59     ` James Bottomley
2009-05-11 23:16       ` Arnd Bergmann
2009-05-11 22:43 ` [PATCH] arm: rename CLOCK_TICK_RATE to ARM_TICK_RATE Arnd Bergmann
2009-05-11 23:11   ` [PATCH v2] " Arnd Bergmann
2009-05-13 17:11   ` [PATCH] " Arnd Bergmann
2009-05-11 22:50 ` [PATCH] x86: use PIT_TICK_RATE consistently Arnd Bergmann
2009-05-11 23:05   ` Arnd Bergmann
2009-05-11 22:55 ` [PATCH] move PIT_TICK_RATE to linux/timex.h Arnd Bergmann
2009-05-12  0:01   ` Andrew Morton
2009-05-12  0:36     ` Arnd Bergmann
2009-05-11 22:57 ` [PATCH] mips: use PIT_TICK_RATE in i8253 Arnd Bergmann
2009-05-11 22:58 ` [PATCH] input: use PIT_TICK_RATE in vt beep ioctl Arnd Bergmann
2009-05-12  9:31   ` Alan Cox
2009-05-11 22:59 ` [PATCH] x86: fix ktermios-termio conversion Arnd Bergmann
2009-05-11 23:19   ` [PATCH v2] " Arnd Bergmann
2009-05-12  7:55     ` Ingo Molnar
2009-05-12  9:04       ` Arnd Bergmann
2009-05-12  9:10         ` Ingo Molnar
2009-05-12  9:21           ` Alan Cox
2009-05-12  9:26             ` Ingo Molnar
2009-05-12 10:05               ` Alan Cox
2009-05-12 10:15                 ` Ingo Molnar
2009-05-12 11:33                 ` [PATCH v3] " Arnd Bergmann
2009-05-12 11:42           ` [PATCH v2] " Arnd Bergmann
2009-05-12  9:17         ` Alan Cox
2009-05-11 23:02 ` [PATCH] ipc: use __ARCH_WANT_IPC_PARSE_VERSION in ipc/util.h Arnd Bergmann
2009-05-12  0:19   ` Serge E. Hallyn
2009-05-11 23:03 ` [PATCH] syscalls.h add the missing sys_pipe2 declaration Arnd Bergmann
2009-05-11 23:08   ` Arnd Bergmann

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