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authorChristoph Hellwig <hch@lst.de>2020-11-06 19:19:37 +0100
committerJason Gunthorpe <jgg@nvidia.com>2020-11-12 13:33:43 -0400
commit2af29468e3b3793b49f6c4385d2cabcea43fe076 (patch)
tree20969ba9d29a2752bba45c0d4abb528101b8f5ca /include/rdma/ib_verbs.h
parentRDMA/umem: Use ib_dma_max_seg_size instead of dma_get_max_seg_size (diff)
downloadlinux-dev-2af29468e3b3793b49f6c4385d2cabcea43fe076.tar.xz
linux-dev-2af29468e3b3793b49f6c4385d2cabcea43fe076.zip
RDMA/core: Remove ib_dma_{alloc,free}_coherent
These two functions are entirely unused. Link: https://lore.kernel.org/r/20201106181941.1878556-7-hch@lst.de Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'include/rdma/ib_verbs.h')
-rw-r--r--include/rdma/ib_verbs.h29
1 files changed, 0 insertions, 29 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 7e330f4a6d33..a0f9b1c133e4 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -4061,35 +4061,6 @@ static inline void ib_dma_sync_single_for_device(struct ib_device *dev,
dma_sync_single_for_device(dev->dma_device, addr, size, dir);
}
-/**
- * ib_dma_alloc_coherent - Allocate memory and map it for DMA
- * @dev: The device for which the DMA address is requested
- * @size: The size of the region to allocate in bytes
- * @dma_handle: A pointer for returning the DMA address of the region
- * @flag: memory allocator flags
- */
-static inline void *ib_dma_alloc_coherent(struct ib_device *dev,
- size_t size,
- dma_addr_t *dma_handle,
- gfp_t flag)
-{
- return dma_alloc_coherent(dev->dma_device, size, dma_handle, flag);
-}
-
-/**
- * ib_dma_free_coherent - Free memory allocated by ib_dma_alloc_coherent()
- * @dev: The device for which the DMA addresses were allocated
- * @size: The size of the region
- * @cpu_addr: the address returned by ib_dma_alloc_coherent()
- * @dma_handle: the DMA address returned by ib_dma_alloc_coherent()
- */
-static inline void ib_dma_free_coherent(struct ib_device *dev,
- size_t size, void *cpu_addr,
- dma_addr_t dma_handle)
-{
- dma_free_coherent(dev->dma_device, size, cpu_addr, dma_handle);
-}
-
/* ib_reg_user_mr - register a memory region for virtual addresses from kernel
* space. This function should be called when 'current' is the owning MM.
*/