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authorJens Axboe <jens.axboe@oracle.com>2010-03-19 03:05:10 -0400
committerJens Axboe <jens.axboe@oracle.com>2010-03-19 03:05:10 -0400
commitb4b7a4ef097f288f724420b473dbf92a89c0ab7e (patch)
tree23ad8101e3e77c32a8d1e1b95a9c1cd7f7a475b7 /arch/frv/mb93090-mb00/pci-dma-nommu.c
parente9ce335df51ff782035a15c261a3c0c9892a1767 (diff)
parenta3d3203e4bb40f253b1541e310dc0f9305be7c84 (diff)
Merge branch 'master' into for-linus
Conflicts: block/Kconfig Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'arch/frv/mb93090-mb00/pci-dma-nommu.c')
-rw-r--r--arch/frv/mb93090-mb00/pci-dma-nommu.c30
1 files changed, 0 insertions, 30 deletions
diff --git a/arch/frv/mb93090-mb00/pci-dma-nommu.c b/arch/frv/mb93090-mb00/pci-dma-nommu.c
index 4e1ba0b15443..e47857f889b6 100644
--- a/arch/frv/mb93090-mb00/pci-dma-nommu.c
+++ b/arch/frv/mb93090-mb00/pci-dma-nommu.c
@@ -106,13 +106,6 @@ void dma_free_coherent(struct device *hwdev, size_t size, void *vaddr, dma_addr_
106 106
107EXPORT_SYMBOL(dma_free_coherent); 107EXPORT_SYMBOL(dma_free_coherent);
108 108
109/*
110 * Map a single buffer of the indicated size for DMA in streaming mode.
111 * The 32-bit bus address to use is returned.
112 *
113 * Once the device is given the dma address, the device owns this memory
114 * until either dma_unmap_single or pci_dma_sync_single is performed.
115 */
116dma_addr_t dma_map_single(struct device *dev, void *ptr, size_t size, 109dma_addr_t dma_map_single(struct device *dev, void *ptr, size_t size,
117 enum dma_data_direction direction) 110 enum dma_data_direction direction)
118{ 111{
@@ -125,22 +118,6 @@ dma_addr_t dma_map_single(struct device *dev, void *ptr, size_t size,
125 118
126EXPORT_SYMBOL(dma_map_single); 119EXPORT_SYMBOL(dma_map_single);
127 120
128/*
129 * Map a set of buffers described by scatterlist in streaming
130 * mode for DMA. This is the scather-gather version of the
131 * above dma_map_single interface. Here the scatter gather list
132 * elements are each tagged with the appropriate dma address
133 * and length. They are obtained via sg_dma_{address,length}(SG).
134 *
135 * NOTE: An implementation may be able to use a smaller number of
136 * DMA address/length pairs than there are SG table elements.
137 * (for example via virtual mapping capabilities)
138 * The routine returns the number of addr/length pairs actually
139 * used, at most nents.
140 *
141 * Device ownership issues as mentioned above for dma_map_single are
142 * the same here.
143 */
144int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, 121int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
145 enum dma_data_direction direction) 122 enum dma_data_direction direction)
146{ 123{
@@ -157,13 +134,6 @@ int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
157 134
158EXPORT_SYMBOL(dma_map_sg); 135EXPORT_SYMBOL(dma_map_sg);
159 136
160/*
161 * Map a single page of the indicated size for DMA in streaming mode.
162 * The 32-bit bus address to use is returned.
163 *
164 * Device ownership issues as mentioned above for dma_map_single are
165 * the same here.
166 */
167dma_addr_t dma_map_page(struct device *dev, struct page *page, unsigned long offset, 137dma_addr_t dma_map_page(struct device *dev, struct page *page, unsigned long offset,
168 size_t size, enum dma_data_direction direction) 138 size_t size, enum dma_data_direction direction)
169{ 139{