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Received: from clnet-p099-196.ikbnet.co.at ([83.175.99.196] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.87 #1 (Red Hat Linux)) id 1dLvkZ-0007IX-Ar; Fri, 16 Jun 2017 18:13:40 +0000 From: Christoph Hellwig To: x86@kernel.org, linux-arm-kernel@lists.infradead.org, xen-devel@lists.xenproject.org, linux-c6x-dev@linux-c6x.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, openrisc@lists.librecores.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-xtensa@linux-xtensa.org, dmaengine@vger.kernel.org, linux-tegra@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, iommu@lists.linux-foundation.org, netdev@vger.kernel.org Date: Fri, 16 Jun 2017 20:10:58 +0200 Message-Id: <20170616181059.19206-44-hch@lst.de> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170616181059.19206-1-hch@lst.de> References: <20170616181059.19206-1-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Cc: linux-kernel@vger.kernel.org Subject: [Xen-devel] [PATCH 43/44] dma-mapping: remove the set_dma_mask method X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Christoph Hellwig --- arch/powerpc/kernel/dma.c | 4 ---- include/linux/dma-mapping.h | 6 ------ 2 files changed, 10 deletions(-) diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c index 41c749586bd2..466c9f07b288 100644 --- a/arch/powerpc/kernel/dma.c +++ b/arch/powerpc/kernel/dma.c @@ -316,10 +316,6 @@ EXPORT_SYMBOL(dma_set_coherent_mask); int __dma_set_mask(struct device *dev, u64 dma_mask) { - const struct dma_map_ops *dma_ops = get_dma_ops(dev); - - if ((dma_ops != NULL) && (dma_ops->set_dma_mask != NULL)) - return dma_ops->set_dma_mask(dev, dma_mask); if (!dev->dma_mask || !dma_supported(dev, dma_mask)) return -EIO; *dev->dma_mask = dma_mask; diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 3e5908656226..527f2ed8c645 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -127,7 +127,6 @@ struct dma_map_ops { enum dma_data_direction dir); int (*mapping_error)(struct device *dev, dma_addr_t dma_addr); int (*dma_supported)(struct device *dev, u64 mask); - int (*set_dma_mask)(struct device *dev, u64 mask); #ifdef ARCH_HAS_DMA_GET_REQUIRED_MASK u64 (*get_required_mask)(struct device *dev); #endif @@ -563,11 +562,6 @@ static inline int dma_supported(struct device *dev, u64 mask) #ifndef HAVE_ARCH_DMA_SET_MASK static inline int dma_set_mask(struct device *dev, u64 mask) { - const struct dma_map_ops *ops = get_dma_ops(dev); - - if (ops->set_dma_mask) - return ops->set_dma_mask(dev, mask); - if (!dev->dma_mask || !dma_supported(dev, mask)) return -EIO; *dev->dma_mask = mask;