Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\irq\chip.c Create Date:2022-07-28 10:11:13
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:__irq_startup

Proto:static int __irq_startup(struct irq_desc *desc)

Type:int

Parameter:

TypeParameterName
struct irq_desc *desc
238  d = irq_desc_get_irq_data(desc)
239  ret = 0
242  WARN_ON_ONCE(!irqd_is_activated(d))
244  If start up the interrupt Then
245  ret = start up the interrupt(d)
246  irq_state_clr_disabled(desc)
247  irq_state_clr_masked(desc)
248  Else
249  irq_enable(desc)
251  irq_state_set_started(desc)
252  Return ret
Caller
NameDescribe
irq_startup