Function report |
Source Code:kernel\irq\irqdomain.c |
Create Date:2022-07-28 10:14:10 |
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:q_domain_get_irq_data - Get irq_data associated with @virq and @domain*@domain: domain to match*@virq: IRQ number to get irq_data
Proto:struct irq_data *irq_domain_get_irq_data(struct irq_domain *domain, unsigned int virq)
Type:struct irq_data
Parameter:
| Type | Parameter | Name |
|---|---|---|
| struct irq_domain * | domain | |
| unsigned int | virq |
| 1705 | irq_data = irq_get_irq_data(virq) |
| Name | Describe |
|---|---|
| x86_vector_free_irqs | |
| x86_vector_alloc_irqs | |
| alloc_isa_irq_from_domain | Need special handling for ISA IRQs because there may be multiple IOAPIC pins* sharing the same ISA IRQ number and irqdomain only supports 1:1 mapping* between IOAPIC pin and IRQ number. A typical IOAPIC has 24 pins, pin 0-15 are |
| mp_irqdomain_alloc | |
| mp_irqdomain_free | |
| irq_map_generic_chip | q_map_generic_chip - Map a generic chip for an irq domain |
| irq_unmap_generic_chip | |
| irq_find_mapping | q_find_mapping() - Find a linux irq from a hw irq number.*@domain: domain owning this hardware interrupt*@hwirq: hardware irq number in that domain space |
| Source code conversion tool public plug-in interface | X |
|---|---|
| Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion |