Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\dma\direct.c Create Date:2022-07-28 10:33:13
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:dma_direct_possible

Proto:static inline bool dma_direct_possible(struct device *dev, dma_addr_t dma_addr, size_t size)

Type:bool

Parameter:

TypeParameterName
struct device *dev
dma_addr_tdma_addr
size_tsize
363  Return swiotlb_force != SWIOTLB_FORCE && dma_capable(dev, dma_addr, size, true)
Caller
NameDescribe
dma_direct_map_page