函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\dma-mapping.h Create Date:2022-07-27 06:51:44
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:dma_get_seg_boundary

函数原型:static inline unsigned long dma_get_seg_boundary(struct device *dev)

返回类型:unsigned long

参数:

类型参数名称
struct device *dev
737  如果dma_parmssegment_boundary_mask则返回:segment_boundary_mask
739  返回:DMA_BIT_MASK(32)
调用者
名称描述
alloc_iommu
swiotlb_tbl_map_single