diff options
Diffstat (limited to 'include/rdma/ib_verbs.h')
| -rw-r--r-- | include/rdma/ib_verbs.h | 143 |
1 files changed, 15 insertions, 128 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 89f5bd4e1d52..d84849c5dc05 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -1843,53 +1843,6 @@ struct ib_cache { struct ib_port_cache *ports; }; -struct ib_dma_mapping_ops { - int (*mapping_error)(struct ib_device *dev, - u64 dma_addr); - u64 (*map_single)(struct ib_device *dev, - void *ptr, size_t size, - enum dma_data_direction direction); - void (*unmap_single)(struct ib_device *dev, - u64 addr, size_t size, - enum dma_data_direction direction); - u64 (*map_page)(struct ib_device *dev, - struct page *page, unsigned long offset, - size_t size, - enum dma_data_direction direction); - void (*unmap_page)(struct ib_device *dev, - u64 addr, size_t size, - enum dma_data_direction direction); - int (*map_sg)(struct ib_device *dev, - struct scatterlist *sg, int nents, - enum dma_data_direction direction); - void (*unmap_sg)(struct ib_device *dev, - struct scatterlist *sg, int nents, - enum dma_data_direction direction); - int (*map_sg_attrs)(struct ib_device *dev, - struct scatterlist *sg, int nents, - enum dma_data_direction direction, - unsigned long attrs); - void (*unmap_sg_attrs)(struct ib_device *dev, - struct scatterlist *sg, int nents, - enum dma_data_direction direction, - unsigned long attrs); - void (*sync_single_for_cpu)(struct ib_device *dev, - u64 dma_handle, - size_t size, - enum dma_data_direction dir); - void (*sync_single_for_device)(struct ib_device *dev, - u64 dma_handle, - size_t size, - enum dma_data_direction dir); - void *(*alloc_coherent)(struct ib_device *dev, - size_t size, - u64 *dma_handle, - gfp_t flag); - void (*free_coherent)(struct ib_device *dev, - size_t size, void *cpu_addr, - u64 dma_handle); -}; - struct iw_cm_verbs; struct ib_port_immutable { @@ -1900,8 +1853,6 @@ struct ib_port_immutable { }; struct ib_device { - struct device *dma_device; - char name[IB_DEVICE_NAME_MAX]; struct list_head event_handler_list; @@ -2151,7 +2102,6 @@ struct ib_device { struct ib_rwq_ind_table_init_attr *init_attr, struct ib_udata *udata); int (*destroy_rwq_ind_table)(struct ib_rwq_ind_table *wq_ind_table); - struct ib_dma_mapping_ops *dma_ops; struct module *owner; struct device dev; @@ -3043,9 +2993,7 @@ static inline int ib_req_ncomp_notif(struct ib_cq *cq, int wc_cnt) */ static inline int ib_dma_mapping_error(struct ib_device *dev, u64 dma_addr) { - if (dev->dma_ops) - return dev->dma_ops->mapping_error(dev, dma_addr); - return dma_mapping_error(dev->dma_device, dma_addr); + return dma_mapping_error(&dev->dev, dma_addr); } /** @@ -3059,9 +3007,7 @@ static inline u64 ib_dma_map_single(struct ib_device *dev, void *cpu_addr, size_t size, enum dma_data_direction direction) { - if (dev->dma_ops) - return dev->dma_ops->map_single(dev, cpu_addr, size, direction); - return dma_map_single(dev->dma_device, cpu_addr, size, direction); + return dma_map_single(&dev->dev, cpu_addr, size, direction); } /** @@ -3075,28 +3021,7 @@ static inline void ib_dma_unmap_single(struct ib_device *dev, u64 addr, size_t size, enum dma_data_direction direction) { - if (dev->dma_ops) - dev->dma_ops->unmap_single(dev, addr, size, direction); - else - dma_unmap_single(dev->dma_device, addr, size, direction); -} - -static inline u64 ib_dma_map_single_attrs(struct ib_device *dev, - void *cpu_addr, size_t size, - enum dma_data_direction direction, - unsigned long dma_attrs) -{ - return dma_map_single_attrs(dev->dma_device, cpu_addr, size, - direction, dma_attrs); -} - -static inline void ib_dma_unmap_single_attrs(struct ib_device *dev, - u64 addr, size_t size, - enum dma_data_direction direction, - unsigned long dma_attrs) -{ - return dma_unmap_single_attrs(dev->dma_device, addr, size, - direction, dma_attrs); + dma_unmap_single(&dev->dev, addr, size, direction); } /** @@ -3113,9 +3038,7 @@ static inline u64 ib_dma_map_page(struct ib_device *dev, size_t size, enum dma_data_direction direction) { - if (dev->dma_ops) - return dev->dma_ops->map_page(dev, page, offset, size, direction); - return dma_map_page(dev->dma_device, page, offset, size, direction); + return dma_map_page(&dev->dev, page, offset, size, direction); } /** @@ -3129,10 +3052,7 @@ static inline void ib_dma_unmap_page(struct ib_device *dev, u64 addr, size_t size, enum dma_data_direction direction) { - if (dev->dma_ops) - dev->dma_ops->unmap_page(dev, addr, size, direction); - else - dma_unmap_page(dev->dma_device, addr, size, direction); + dma_unmap_page(&dev->dev, addr, size, direction); } /** @@ -3146,9 +3066,7 @@ static inline int ib_dma_map_sg(struct ib_device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction) { - if (dev->dma_ops) - return dev->dma_ops->map_sg(dev, sg, nents, direction); - return dma_map_sg(dev->dma_device, sg, nents, direction); + return dma_map_sg(&dev->dev, sg, nents, direction); } /** @@ -3162,10 +3080,7 @@ static inline void ib_dma_unmap_sg(struct ib_device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction) { - if (dev->dma_ops) - dev->dma_ops->unmap_sg(dev, sg, nents, direction); - else - dma_unmap_sg(dev->dma_device, sg, nents, direction); + dma_unmap_sg(&dev->dev, sg, nents, direction); } static inline int ib_dma_map_sg_attrs(struct ib_device *dev, @@ -3173,12 +3088,7 @@ static inline int ib_dma_map_sg_attrs(struct ib_device *dev, enum dma_data_direction direction, unsigned long dma_attrs) { - if (dev->dma_ops) - return dev->dma_ops->map_sg_attrs(dev, sg, nents, direction, - dma_attrs); - else - return dma_map_sg_attrs(dev->dma_device, sg, nents, direction, - dma_attrs); + return dma_map_sg_attrs(&dev->dev, sg, nents, direction, dma_attrs); } static inline void ib_dma_unmap_sg_attrs(struct ib_device *dev, @@ -3186,12 +3096,7 @@ static inline void ib_dma_unmap_sg_attrs(struct ib_device *dev, enum dma_data_direction direction, unsigned long dma_attrs) { - if (dev->dma_ops) - return dev->dma_ops->unmap_sg_attrs(dev, sg, nents, direction, - dma_attrs); - else - dma_unmap_sg_attrs(dev->dma_device, sg, nents, direction, - dma_attrs); + dma_unmap_sg_attrs(&dev->dev, sg, nents, direction, dma_attrs); } /** * ib_sg_dma_address - Return the DMA address from a scatter/gather entry @@ -3233,10 +3138,7 @@ static inline void ib_dma_sync_single_for_cpu(struct ib_device *dev, size_t size, enum dma_data_direction dir) { - if (dev->dma_ops) - dev->dma_ops->sync_single_for_cpu(dev, addr, size, dir); - else - dma_sync_single_for_cpu(dev->dma_device, addr, size, dir); + dma_sync_single_for_cpu(&dev->dev, addr, size, dir); } /** @@ -3251,10 +3153,7 @@ static inline void ib_dma_sync_single_for_device(struct ib_device *dev, size_t size, enum dma_data_direction dir) { - if (dev->dma_ops) - dev->dma_ops->sync_single_for_device(dev, addr, size, dir); - else - dma_sync_single_for_device(dev->dma_device, addr, size, dir); + dma_sync_single_for_device(&dev->dev, addr, size, dir); } /** @@ -3266,19 +3165,10 @@ static inline void ib_dma_sync_single_for_device(struct ib_device *dev, */ static inline void *ib_dma_alloc_coherent(struct ib_device *dev, size_t size, - u64 *dma_handle, + dma_addr_t *dma_handle, gfp_t flag) { - if (dev->dma_ops) - return dev->dma_ops->alloc_coherent(dev, size, dma_handle, flag); - else { - dma_addr_t handle; - void *ret; - - ret = dma_alloc_coherent(dev->dma_device, size, &handle, flag); - *dma_handle = handle; - return ret; - } + return dma_alloc_coherent(&dev->dev, size, dma_handle, flag); } /** @@ -3290,12 +3180,9 @@ static inline void *ib_dma_alloc_coherent(struct ib_device *dev, */ static inline void ib_dma_free_coherent(struct ib_device *dev, size_t size, void *cpu_addr, - u64 dma_handle) + dma_addr_t dma_handle) { - if (dev->dma_ops) - dev->dma_ops->free_coherent(dev, size, cpu_addr, dma_handle); - else - dma_free_coherent(dev->dma_device, size, cpu_addr, dma_handle); + dma_free_coherent(&dev->dev, size, cpu_addr, dma_handle); } /** |