函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\pci-dma-compat.h Create Date:2022-07-27 07:46:17
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：pci_alloc_consistent

函数原型：static inline void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size, dma_addr_t *dma_handle)

返回类型：void

参数：

类型参数名称
struct pci_dev *hwdev
size_tsize
dma_addr_t *dma_handle
20  返回:dma_alloc_coherent( & Generic device interface , size, dma_handle, DOC: Useful GFP flag combinations* Useful GFP flag combinations* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~* Useful GFP flag combinations that are commonly used. It is recommended* that subsystems start with one of these combinations and then set/clear)