linux-kernel - Re: [PATCH V4 1/3] x86: introduce CONFIG_X86_DEV_DMA

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Message-ID: <20120411101947.GA14244@mail.gnudd.com>
Date:	Wed, 11 Apr 2012 12:19:47 +0200
From:	Alessandro Rubini <rubini@...dd.com>
To:	mingo@...e.hu
Cc:	akpm@...ux-foundation.org, jbarnes@...tuousgeek.org,
	fujita.tomonori@....ntt.co.jp, linux-kernel@...r.kernel.org,
	tglx@...utronix.de, hpa@...or.com, x86@...nel.org,
	giancarlo.asnaghi@...com, alan@...ux.intel.com
Subject: Re: [PATCH V4 1/3] x86: introduce CONFIG_X86_DEV_DMA_OPS

Alessandro Rubini:
>> 32-bit x86 systems may need their own DMA operations, so add a 
>> new config option, which is turned on for 64-bit systems. This 
>> patch has no functional effect but it paves the way for 
>> supporting the STA2x11 I/O Hub and possibly other chips.
>> 
>> Signed-off-by: Alessandro Rubini <rubini@...dd.com>
>> Acked-by: Giancarlo Asnaghi <giancarlo.asnaghi@...com>
>> Cc: Alan Cox <alan@...ux.intel.com>
>> ---
>>  arch/x86/Kconfig                   |    5 +++++
>>  arch/x86/include/asm/device.h      |    4 ++--
>>  arch/x86/include/asm/dma-mapping.h |    2 +-
>>  3 files changed, 8 insertions(+), 3 deletions(-)

Ingo Molnar:
> Ok, the whole series looks pretty clean, modulo a few mostly 
> cosmetic details in the driver itself.
> 
> Andrew, you are typically merging dma-mapping.h patches, would 
> you like to do these, or can we do it in tip:x86/platform?
> 
> It would also be nice if the gents on Cc: would voice objections 
> or approval, if any.

Any news? My next version (V5) I sent on Apr 4th is still working with
today's next, but I got no ack nor nack.

thanks
/alessandro
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