'\" t
.\"     Title: struct irq_data
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: July 2017
.\"    Manual: Structures
.\"    Source: Kernel Hackers Manual 4.11.6
.\"  Language: English
.\"
.TH "STRUCT IRQ_DATA" "9" "July 2017" "Kernel Hackers Manual 4\&.11\&" "Structures"
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.SH "NAME"
struct_irq_data \- per irq chip data passed down to chip functions
.SH "SYNOPSIS"
.sp
.nf
struct irq_data {
  u32 mask;
  unsigned int irq;
  unsigned long hwirq;
  struct irq_common_data * common;
  struct irq_chip * chip;
  struct irq_domain * domain;
#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY
  struct irq_data * parent_data;
#endif
  void * chip_data;
};  
.fi
.SH "MEMBERS"
.PP
u32 mask
.RS 4
precomputed bitmask for accessing the chip registers
.RE
.PP
unsigned int irq
.RS 4
interrupt number
.RE
.PP
unsigned long hwirq
.RS 4
hardware interrupt number, local to the interrupt domain
.RE
.PP
struct irq_common_data * common
.RS 4
point to data shared by all irqchips
.RE
.PP
struct irq_chip * chip
.RS 4
low level interrupt hardware access
.RE
.PP
struct irq_domain * domain
.RS 4
Interrupt translation domain; responsible for mapping between hwirq number and linux irq number\&.
.RE
.PP
struct irq_data * parent_data
.RS 4
pointer to parent struct irq_data to support hierarchy irq_domain
.RE
.PP
void * chip_data
.RS 4
platform\-specific per\-chip private data for the chip methods, to allow shared chip implementations
.RE
.SH "AUTHORS"
.PP
\fBThomas Gleixner\fR <\&tglx@linutronix.de\&>
.RS 4
Author.
.RE
.PP
\fBIngo Molnar\fR <\&mingo@elte.hu\&>
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br