From mboxrd@z Thu Jan 1 00:00:00 1970 From: david@gibson.dropbear.id.au (David Gibson) Date: Mon, 16 Jan 2012 12:57:10 +1100 Subject: [PATCH 01/14] common: dma-mapping: introduce alloc_attrs and free_attrs methods In-Reply-To: <1324643253-3024-2-git-send-email-m.szyprowski@samsung.com> References: <1324643253-3024-1-git-send-email-m.szyprowski@samsung.com> <1324643253-3024-2-git-send-email-m.szyprowski@samsung.com> Message-ID: <20120116015710.GD4512@truffala.fritz.box> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, Dec 23, 2011 at 01:27:20PM +0100, Marek Szyprowski wrote: > Introduce new generic alloc and free methods with attributes argument. > > Existing alloc_coherent and free_coherent can be implemented on top of the > new calls with NULL attributes argument. Later also dma_alloc_non_coherent > can be implemented using DMA_ATTR_NONCOHERENT attribute as well as > dma_alloc_writecombine with separate DMA_ATTR_WRITECOMBINE attribute. > > This way the drivers will get more generic, platform independent way of > allocating dma buffers with specific parameters. > > Signed-off-by: Marek Szyprowski > Signed-off-by: Kyungmin Park Looks sensible to me. Reviewed-by: David Gibson -- David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson