函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\pnp.h Create Date:2022-07-27 08:47:01
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：pnp_dma_flags

函数原型：static inline unsigned long pnp_dma_flags(struct pnp_dev *dev, unsigned int bar)

返回类型：unsigned long

参数：

类型参数名称
struct pnp_dev *dev
unsigned intbar
185  res等于pnp_get_resource(dev, IORESOURCE_DMA, bar)
187  如果pnp_resource_valid(res)则返回:flags
189  返回:IORESOURCE_DMA按位或IORESOURCE_AUTO