diff options
author | Thanos Makatos <thanos.makatos@nutanix.com> | 2019-08-30 05:38:45 -0400 |
---|---|---|
committer | Felipe Franciosi <felipe@nutanix.com> | 2019-09-05 16:45:35 +0100 |
commit | 5a9d77d46aead5553c659eb6734c8fd7f64a4c0a (patch) | |
tree | 28e206f7237d5209703672d1a12aa3ab48568864 /lib/dma.h | |
parent | a12f394472fe4d2a6b7393d772d07aba911637f0 (diff) | |
download | libvfio-user-5a9d77d46aead5553c659eb6734c8fd7f64a4c0a.zip libvfio-user-5a9d77d46aead5553c659eb6734c8fd7f64a4c0a.tar.gz libvfio-user-5a9d77d46aead5553c659eb6734c8fd7f64a4c0a.tar.bz2 |
rename dma_scattergather_t to dma_sg_t to improve readability
Signed-off-by: Thanos Makatos <thanos.makatos@nutanix.com>
Diffstat (limited to 'lib/dma.h')
-rw-r--r-- | lib/dma.h | 14 |
1 files changed, 7 insertions, 7 deletions
@@ -43,7 +43,7 @@ * is registered with the DMA controllers at a unique, non-overlapping * linear span of the DMA address space. * - To perform DMA, the application should first build a scatter-gather - * list (sglist) of dma_scattergather_t from DMA addresses. Then the sglist + * list (sglist) of dma_sg_t from DMA addresses. Then the sglist * can be mapped using dma_map_sg() into the process's virtual address space * as an iovec for direct access, and unmapped using dma_unmap_sg() when done. * - dma_map_addr() and dma_unmap_addr() helper functions are provided @@ -120,7 +120,7 @@ int dma_controller_remove_region(dma_controller_t * dma, dma_addr_t dma_addr, // Helper for dma_addr_to_sg() slow path. int _dma_addr_sg_split(lm_ctx_t * const ctx, const dma_controller_t * dma, dma_addr_t dma_addr, uint32_t len, - dma_scattergather_t * sg, int max_sg); + dma_sg_t * sg, int max_sg); /* Takes a linear dma address span and returns a sg list suitable for DMA. * A single linear dma address span may need to be split into multiple @@ -136,7 +136,7 @@ int _dma_addr_sg_split(lm_ctx_t * const ctx, const dma_controller_t * dma, static inline int dma_addr_to_sg(lm_ctx_t * const ctx, const dma_controller_t * dma, dma_addr_t dma_addr, uint32_t len, - dma_scattergather_t * sg, int max_sg) + dma_sg_t * sg, int max_sg) { static __thread int region_hint; int cnt; @@ -168,7 +168,7 @@ void dma_unmap_region(dma_memory_region_t * region, static inline int dma_map_sg(dma_controller_t * dma, int prot, - const dma_scattergather_t * sg, struct iovec *iov, int cnt) + const dma_sg_t * sg, struct iovec *iov, int cnt) { int i; @@ -192,7 +192,7 @@ dma_map_sg(dma_controller_t * dma, int prot, static inline void dma_unmap_sg(dma_controller_t * dma, - const dma_scattergather_t * sg, struct iovec *iov, int cnt) + const dma_sg_t * sg, struct iovec *iov, int cnt) { int i; @@ -208,7 +208,7 @@ static inline void * dma_map_addr(lm_ctx_t * const ctx, dma_controller_t * dma, int prot, dma_addr_t dma_addr, uint32_t len) { - dma_scattergather_t sg; + dma_sg_t sg; struct iovec iov; if (dma_addr_to_sg(ctx, dma, dma_addr, len, &sg, 1) == 1 && @@ -223,7 +223,7 @@ static inline void dma_unmap_addr(lm_ctx_t * const ctx, dma_controller_t * dma, dma_addr_t dma_addr, uint32_t len, void *addr) { - dma_scattergather_t sg; + dma_sg_t sg; struct iovec iov = { .iov_base = addr, .iov_len = len, |