Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\dma-mapping.h Create Date:2022-07-28 05:51:50
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:dma_get_max_seg_size

Proto:static inline unsigned int dma_get_max_seg_size(struct device *dev)

Type:unsigned int

Parameter:

TypeParameterName
struct device *dev
721  If dma_parms && * a low level driver may set these to teach IOMMU code about * sg limitations. Then Return * a low level driver may set these to teach IOMMU code about * sg limitations.
723  Return SZ_64K
Caller
NameDescribe
gart_map_sgDMA map all entries in a scatterlist.* Merge chunks that have page aligned sizes into a continuous mapping.
bucket_find_contain