函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\irq\pm.c Create Date:2022-07-27 11:15:29
Last Modify:2020-03-12 14:18:49 Copyright©Brick
首页 函数Tree
注解内核,赢得工具下载SCCTEnglish

函数名称：suspend_device_irq

函数原型：static bool suspend_device_irq(struct irq_desc *desc)

返回类型：bool

参数：

类型参数名称
struct irq_desc *desc
72  如果非中断服务例程链表或irq_desc_is_chained(desc)或no_suspend_depth则返回:false
76  如果irqd_is_wakeup_set( & irq_data)则
77  设置中断标志
84  返回:true
87  istate或等于IRQS_SUSPENDED
88  __disable_irq(desc)
96  如果芯片专用标志按位与IRQCHIP_MASK_ON_SUSPEND则mask_irq(desc)
98  返回:true
调用者
名称描述
suspend_device_irqssuspend_device_irqs - disable all currently enabled interrupt lines* During system-wide suspend or hibernation device drivers need to be* prevented from receiving interrupts and this function is provided* for this purpose