Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\apic\io_apic.c Create Date:2022-07-28 08:30:38
Last Modify:2020-03-16 21:24:45 Copyright©Brick
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Name:acpi_get_override_irq

Proto:int acpi_get_override_irq(unsigned int gsi, int *trigger, int *polarity)

Type:int

Parameter:

TypeParameterName
unsigned intgsi
int *trigger
int *polarity
2601  If skip_ioapic_setup Then Return -1
2604  ioapic = mp_find_ioapic(gsi)
2605  If ioapic < 0 Then Return -1
2608  pin = mp_find_ioapic_pin(ioapic, gsi)
2609  If pin < 0 Then Return -1
2612  idx = Find the IRQ entry number of a certain pin.
2613  If idx < 0 Then Return -1
2616  trigger = irq_trigger(idx)
2617  polarity = irq_polarity(idx)
2618  Return 0
Caller
NameDescribe
acpi_gsi_to_irq
ioapic_copy_alloc_attr
mp_irqdomain_get_attr