linux-kernel - Re: [PATCH 1/9] avr32: Provide dma_mmap_coherent() and dma_get

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Message-ID: <20130113160152.GA5885@samfundet.no>
Date:	Sun, 13 Jan 2013 17:01:52 +0100
From:	Hans-Christian Egtvedt <egtvedt@...fundet.no>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Haavard Skinnemoen <hskinnemoen@...il.com>
Subject: Re: [PATCH 1/9] avr32: Provide dma_mmap_coherent() and
 dma_get_sgtable()

Around Sun 13 Jan 2013 11:44:42 +0100 or thereabout, Geert Uytterhoeven wrote:
> avr32/allmodconfig:
> 
> drivers/media/v4l2-core/videobuf2-dma-contig.c: In function ‘vb2_dc_mmap’:
> drivers/media/v4l2-core/videobuf2-dma-contig.c:204: error: implicit declaration of function ‘dma_mmap_coherent’
> drivers/media/v4l2-core/videobuf2-dma-contig.c: In function ‘vb2_dc_get_base_sgt’:
> drivers/media/v4l2-core/videobuf2-dma-contig.c:387: error: implicit declaration of function ‘dma_get_sgtable’
> 
> For architectures using dma_map_ops, dma_mmap_coherent() and
> dma_get_sgtable() are provided in <asm-generic/dma-mapping-common.h>.
> 
> Avr32 does not use dma_map_ops, hence it should implement them as inline
> stubs using dma_common_mmap() and dma_common_get_sgtable().

Thanks for fixing.

> Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> Cc: Marek Szyprowski <m.szyprowski@...sung.com>
> Cc: Haavard Skinnemoen <hskinnemoen@...il.com>
> Cc: Hans-Christian Egtvedt <egtvedt@...fundet.no>

Acked-by: Hans-Christian Egtvedt <egtvedt@...fundet.no>

<snipp diff>

-- 
mvh
Hans-Christian Egtvedt
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