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| author |   Christoph Hellwig <hch@lst.de> | 2016-01-20 15:02:02 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2016-01-20 17:09:18 -0800 |
| commit | bd38118f9c57b22f57f9c2fccca4a82aef15cc5f (patch) | |
| tree | 11b33d85fda55e3a1719a36474a7ae5ce9a71874 /arch/tile/include | |
| parent | sparc: use generic dma_set_mask (diff) | |
| download | linux-dev-bd38118f9c57b22f57f9c2fccca4a82aef15cc5f.tar.xz linux-dev-bd38118f9c57b22f57f9c2fccca4a82aef15cc5f.zip | |
tile: uninline dma_set_mask
We'll soon merge <asm-generic/dma-mapping-common.h> into
<linux/dma-mapping.h> and the reference to dma_capable in the tile
dma_set_mask would create a circular dependency.
Fix this by moving the implementation out of line.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Chris Metcalf <cmetcalf@ezchip.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Joerg Roedel <jroedel@suse.de>
Cc: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/tile/include')
| -rw-r--r-- | arch/tile/include/asm/dma-mapping.h | 29 |
1 files changed, 1 insertions, 28 deletions
diff --git a/arch/tile/include/asm/dma-mapping.h b/arch/tile/include/asm/dma-mapping.h index 96ac6cce4a32..c342736e3f1f 100644 --- a/arch/tile/include/asm/dma-mapping.h +++ b/arch/tile/include/asm/dma-mapping.h @@ -76,34 +76,7 @@ static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) #include <asm-generic/dma-mapping-common.h> -static inline int -dma_set_mask(struct device *dev, u64 mask) -{ - struct dma_map_ops *dma_ops = get_dma_ops(dev); - - /* - * For PCI devices with 64-bit DMA addressing capability, promote - * the dma_ops to hybrid, with the consistent memory DMA space limited - * to 32-bit. For 32-bit capable devices, limit the streaming DMA - * address range to max_direct_dma_addr. - */ - if (dma_ops == gx_pci_dma_map_ops || - dma_ops == gx_hybrid_pci_dma_map_ops || - dma_ops == gx_legacy_pci_dma_map_ops) { - if (mask == DMA_BIT_MASK(64) && - dma_ops == gx_legacy_pci_dma_map_ops) - set_dma_ops(dev, gx_hybrid_pci_dma_map_ops); - else if (mask > dev->archdata.max_direct_dma_addr) - mask = dev->archdata.max_direct_dma_addr; - } - - if (!dev->dma_mask || !dma_supported(dev, mask)) - return -EIO; - - *dev->dma_mask = mask; - - return 0; -} +int dma_set_mask(struct device *dev, u64 mask); /* * dma_alloc_noncoherent() is #defined to return coherent memory, |