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From: Christoph Hellwig <hch@lst.de>
To: iommu@lists.linux-foundation.org
Cc: Konrad Rzeszutek Wilk <konrad@darnok.org>,
	linux-alpha@vger.kernel.org, linux-snps-arc@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org,
	linux-c6x-dev@linux-c6x.org, linux-cris-kernel@axis.com,
	linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org,
	linux-m68k@lists.linux-m68k.org, linux-metag@vger.kernel.org,
	Michal Simek <monstr@monstr.eu>,
	linux-mips@linux-mips.org, linux-parisc@vger.kernel.org,
	linuxppc-dev@lists.ozlabs.org, patches@groups.riscv.org,
	linux-s390@vger.kernel.org, linux-sh@vger.kernel.org,
	sparclinux@vger.kernel.org, Guan Xuetao <gxt@mprc.pku.edu.cn>,
	x86@kernel.org, linux-arch@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH 08/34] s390: remove the unused dma_capable helper
Date: Fri, 12 Jan 2018 09:42:06 +0100	[thread overview]
Message-ID: <20180112084232.2857-9-hch__10672.940061386$1515747065$gmane$org@lst.de> (raw)
In-Reply-To: <20180112084232.2857-1-hch@lst.de>

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 arch/s390/include/asm/dma-mapping.h | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/arch/s390/include/asm/dma-mapping.h b/arch/s390/include/asm/dma-mapping.h
index eaf490f9c5bc..2ec7240c1ada 100644
--- a/arch/s390/include/asm/dma-mapping.h
+++ b/arch/s390/include/asm/dma-mapping.h
@@ -16,11 +16,4 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
 	return &dma_noop_ops;
 }
 
-static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
-{
-	if (!dev->dma_mask)
-		return false;
-	return addr + size - 1 <= *dev->dma_mask;
-}
-
 #endif /* _ASM_S390_DMA_MAPPING_H */
-- 
2.14.2

  parent reply	other threads:[~2018-01-12  8:42 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20180112084232.2857-1-hch@lst.de>
2018-01-12  8:41 ` [PATCH 01/34] alpha: mark jensen as broken Christoph Hellwig
2018-01-12  8:42 ` [PATCH 02/34] hexagon: remove unused flush_write_buffers definition Christoph Hellwig
2018-01-12  8:42 ` [PATCH 03/34] m32r: " Christoph Hellwig
2018-01-12  8:42 ` [PATCH 04/34] powerpc: " Christoph Hellwig
2018-01-12  8:42 ` [PATCH 05/34] arc: remove CONFIG_ARC_PLAT_NEEDS_PHYS_TO_DMA Christoph Hellwig
2018-01-12  8:42 ` [PATCH 06/34] m32r: remove the unused dma_capable helper Christoph Hellwig
2018-01-12  8:42 ` [PATCH 07/34] riscv: " Christoph Hellwig
2018-01-12  8:42 ` Christoph Hellwig [this message]
2018-01-12  8:42 ` [PATCH 09/34] dma-mapping: take dma_pfn_offset into account in dma_max_pfn Christoph Hellwig
2018-01-12  8:42 ` [PATCH 10/34] arm64: don't override dma_max_pfn Christoph Hellwig
2018-01-12  8:42 ` [PATCH 11/34] mips: fix an off-by-one in dma_capable Christoph Hellwig
2018-01-12  8:42 ` [PATCH 12/34] dma-mapping: move swiotlb arch helpers to a new header Christoph Hellwig
2018-01-12  8:42 ` [PATCH 13/34] dma-mapping: move dma_mark_clean to dma-direct.h Christoph Hellwig
2018-01-12  8:42 ` [PATCH 14/34] hexagon: use the generic dma_capable helper Christoph Hellwig
2018-01-12  8:42 ` [PATCH 15/34] powerpc: rename dma_direct_ to dma_nommu_ Christoph Hellwig
2018-01-12  8:42 ` [PATCH 16/34] microblaze: rename dma_direct to dma_nommu Christoph Hellwig
2018-01-12  8:42 ` [PATCH 17/34] microblaze: remove dma_nommu_dma_supported Christoph Hellwig
2018-01-12  8:42 ` [PATCH 18/34] microblaze: remove the dead !NOT_COHERENT_CACHE dma code Christoph Hellwig
2018-01-12  8:42 ` [PATCH 19/34] s390: move s390_pci_dma_ops to asm/pci_dma.h Christoph Hellwig
2018-01-12  8:42 ` [PATCH 20/34] dma-mapping: warn when there is no coherent_dma_mask Christoph Hellwig
2018-01-12  8:42 ` [PATCH 21/34] dma-mapping: clear harmful GFP_* flags in common code Christoph Hellwig
2018-01-12  8:42 ` [PATCH 22/34] dma-mapping: add an arch_dma_supported hook Christoph Hellwig
2018-01-12  8:42 ` [PATCH 23/34] dma-mapping: provide a generic asm/dma-mapping.h Christoph Hellwig
2018-01-12  8:42 ` [PATCH 24/34] dma-direct: rename dma_noop to dma_direct Christoph Hellwig
2018-01-12  8:42 ` [PATCH 25/34] dma-direct: use phys_to_dma Christoph Hellwig
2018-01-12  8:42 ` [PATCH 26/34] dma-direct: add dma address sanity checks Christoph Hellwig
2018-01-12  8:42 ` [PATCH 27/34] dma-direct: add support for CMA allocation Christoph Hellwig
2018-01-12  8:42 ` [PATCH 28/34] dma-direct: use node local allocations for coherent memory Christoph Hellwig
2018-01-12  8:42 ` [PATCH 29/34] dma-direct: add support for allocation from ZONE_DMA and ZONE_DMA32 Christoph Hellwig
2018-01-12  8:42 ` [PATCH 30/34] dma-direct: retry allocations using GFP_DMA for small masks Christoph Hellwig
2018-01-12  8:42 ` [PATCH 31/34] dma-direct: make dma_direct_{alloc,free} available to other implementations Christoph Hellwig
2018-01-12  8:42 ` [PATCH 32/34] dma-direct: reject too small dma masks Christoph Hellwig
2018-01-12  8:42 ` [PATCH 33/34] cris: use dma-direct Christoph Hellwig
2018-01-12  8:42 ` [PATCH 34/34] h8300: " Christoph Hellwig
2018-01-16  7:52 ` consolidate direct dma mapping V4 Christoph Hellwig
     [not found] ` <20180112084232.2857-23-hch@lst.de>
2018-02-02 17:47   ` [PATCH 22/34] dma-mapping: add an arch_dma_supported hook Randy Dunlap

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