函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\irq\chip.c Create Date:2022-07-27 11:11:17
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：q_set_chip - set the irq chip for an irq*@irq: irq number*@chip: pointer to irq chip description structure

函数原型：int irq_set_chip(unsigned int irq, struct irq_chip *chip)

返回类型：int

参数：

类型参数名称
unsigned intirq
struct irq_chip *chip
44  desc等于irq_get_desc_lock(irq, & flags, 0)
46  如果非desc则返回:负EINVAL
49  如果非chip则chip等于无中断控制器实例
52  中断控制器信息等于chip
53  irq_put_desc_unlock(desc, flags)
58  irq_mark_irq(irq)
59  返回:0
调用者
名称描述
irq_set_chip_and_handler_name
irq_remove_generic_chipq_remove_generic_chip - Remove a chip*@gc: Generic irq chip holding all data*@msk: Bitmask holding the irqs to initialize relative to gc->irq_base*@clr: IRQ_* bits to clear*@set: IRQ_* bits to set* Remove up to 32 interrupts starting from gc->irq_base.
irq_sim_initq_sim_init - Initialize the interrupt simulator: allocate a range of* dummy interrupts.*@sim: The interrupt simulator object to initialize.*@num_irqs: Number of interrupts to allocate* On success: return the base of the allocated interrupt range.
init_IO_APIC_traps