From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robin Murphy Date: Wed, 10 Jan 2018 12:16:15 +0000 Subject: Re: [PATCH 08/22] swiotlb: wire up ->dma_supported in swiotlb_dma_ops Message-Id: <7a058876-08fc-7323-7cb3-fe85116e2ea8@arm.com> List-Id: References: <20180110080932.14157-1-hch@lst.de> <20180110080932.14157-9-hch@lst.de> In-Reply-To: <20180110080932.14157-9-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Christoph Hellwig , iommu@lists.linux-foundation.org Cc: linux-arch@vger.kernel.org, linux-mips@linux-mips.org, Michal Simek , linux-ia64@vger.kernel.org, =?UTF-8?Q?Christian_K=c3=b6nig?= , x86@kernel.org, linux-kernel@vger.kernel.org, Konrad Rzeszutek Wilk , Guan Xuetao , linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org On 10/01/18 08:09, Christoph Hellwig wrote: > To properly reject too small DMA masks based on the addressability of the > bounce buffer. I reckon this is self-evident enough that it should simply be squashed into the previous patch. Robin. > Signed-off-by: Christoph Hellwig > --- > lib/swiotlb.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/lib/swiotlb.c b/lib/swiotlb.c > index 0fae2f45c3c0..539fd1099ba9 100644 > --- a/lib/swiotlb.c > +++ b/lib/swiotlb.c > @@ -1128,5 +1128,6 @@ const struct dma_map_ops swiotlb_dma_ops = { > .unmap_sg = swiotlb_unmap_sg_attrs, > .map_page = swiotlb_map_page, > .unmap_page = swiotlb_unmap_page, > + .dma_supported = swiotlb_dma_supported, > }; > #endif /* CONFIG_DMA_DIRECT_OPS */ >