函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\apic\msi.c Create Date:2022-07-27 09:30:45
Last Modify:2020-03-17 10:05:02 Copyright©Brick
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函数名称:native_setup_msi_irqs

函数原型:int native_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)

返回类型:int

参数:

类型参数名称
struct pci_dev *dev
intnvec
inttype
189  init_irq_alloc_info( & info, NULL)
190  type等于X86_IRQ_ALLOC_TYPE_MSI
191  msi_dev等于dev
193  domain等于irq_remapping_get_irq_domain( & info)
194  如果(domain == NULL)则domain等于msi_default_domain
196  如果(domain == NULL)则返回:负ENOSYS
199  返回:msi_domain_alloc_irqs(domain, & dev, nvec)