From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: [PATCH 21/31] blackfin: handle page-less SG entries Date: Wed, 12 Aug 2015 09:05:40 +0200 Message-ID: <1439363150-8661-22-git-send-email-hch@lst.de> References: <1439363150-8661-1-git-send-email-hch@lst.de> Return-path: In-Reply-To: <1439363150-8661-1-git-send-email-hch@lst.de> Sender: sparclinux-owner@vger.kernel.org List-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: torvalds@linux-foundation.org, axboe@kernel.dk Cc: dan.j.williams@intel.com, vgupta@synopsys.com, hskinnemoen@gmail.com, egtvedt@samfundet.no, realmz6@gmail.com, dhowells@redhat.com, monstr@monstr.eu, x86@kernel.org, dwmw2@infradead.org, alex.williamson@redhat.com, grundler@parisc-linux.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-metag@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-xtensa@linux-xtensa.org, linux-nvdimm@ml01.01.org, linux-media@vger.kernel.org Switch from sg_virt to sg_phys as blackfin like all nommu architectures has a 1:1 virtual to physical mapping. Signed-off-by: Christoph Hellwig --- arch/blackfin/kernel/dma-mapping.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/blackfin/kernel/dma-mapping.c b/arch/blackfin/kernel/dma-mapping.c index df437e5..e2c4d1a 100644 --- a/arch/blackfin/kernel/dma-mapping.c +++ b/arch/blackfin/kernel/dma-mapping.c @@ -120,7 +120,7 @@ dma_map_sg(struct device *dev, struct scatterlist *sg_list, int nents, int i; for_each_sg(sg_list, sg, nents, i) { - sg->dma_address = (dma_addr_t) sg_virt(sg); + sg->dma_address = sg_phys(sg); __dma_sync(sg_dma_address(sg), sg_dma_len(sg), direction); } @@ -135,7 +135,7 @@ void dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg_list, int i; for_each_sg(sg_list, sg, nelems, i) { - sg->dma_address = (dma_addr_t) sg_virt(sg); + sg->dma_address = sg_phys(sg); __dma_sync(sg_dma_address(sg), sg_dma_len(sg), direction); } } -- 1.9.1