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From: Christoph Hellwig <hch@caldera.de>
To: David Mosberger <davidm@hpl.hp.com>
Cc: Michael Madore <mmadore@turbolinux.com>,
	linux-ia64@linuxia64.org, linux-kernel@vger.kernel.org,
	torvalds@transmeta.com
Subject: Re: [Linux-ia64] Proper fix for sym53c8xx_2 driver and dma64_addr_t
Date: Wed, 6 Feb 2002 09:21:29 +0100	[thread overview]
Message-ID: <20020206092129.A8739@caldera.de> (raw)
In-Reply-To: <3C6043E5.D1F40E5D@turbolinux.com> <20020205223804.A22012@caldera.de> <15456.21030.840746.209377@napali.hpl.hp.com>
In-Reply-To: <15456.21030.840746.209377@napali.hpl.hp.com>; from davidm@hpl.hp.com on Tue, Feb 05, 2002 at 01:44:06PM -0800

On Tue, Feb 05, 2002 at 01:44:06PM -0800, David Mosberger wrote:
>   Christoph> IA64 needs to define dma64_addr_t.
> 
> Not before the driver writers understand when to use it.

Architecture maintainers are not supposed to decide whether driver
writers understand APIs.  The dma64_addr_t type is part of the PCI
DMA interface and IA64 needs to defines it.

Linus, could you please accept the below patch to define dma64_addr_t
on IA64?

	Christoph

-- 
Of course it doesn't work. We've performed a software upgrade.

Index: include/asm-ia64/types.h
===================================================================
RCS file: /vger/linux/include/asm-ia64/types.h,v
retrieving revision 1.3
diff -u -u -r1.3 types.h
--- include/asm-ia64/types.h	22 Apr 2000 00:45:18 -0000	1.3
+++ include/asm-ia64/types.h	6 Feb 2002 08:24:24 -0000
@@ -63,6 +63,7 @@
 /* DMA addresses are 64-bits wide, in general.  */
 
 typedef u64 dma_addr_t;
+typedef u64 dma64_addr_t;
 
 # endif /* __KERNEL__ */
 #endif /* !__ASSEMBLY__ */

       reply	other threads:[~2002-02-06  8:23 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <3C6043E5.D1F40E5D@turbolinux.com>
     [not found] ` <20020205223804.A22012@caldera.de>
     [not found]   ` <15456.21030.840746.209377@napali.hpl.hp.com>
2002-02-06  8:21     ` Christoph Hellwig [this message]
2002-02-06  8:29       ` [Linux-ia64] Proper fix for sym53c8xx_2 driver and dma64_addr_t David S. Miller
2002-02-06  8:35         ` Christoph Hellwig
2002-02-06  8:45           ` David S. Miller
2002-02-05 21:23             ` Gérard Roudier
2002-02-06 17:10             ` Christoph Hellwig
2002-02-06 17:15               ` Christoph Hellwig
2002-02-06 17:15               ` David Mosberger
2002-02-05 21:34                 ` Gérard Roudier
2002-02-07  2:09               ` David S. Miller
2002-02-06 21:38                 ` Gérard Roudier
2002-02-06 16:54       ` David Mosberger

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