mirror of
https://github.com/torvalds/linux.git
synced 2024-12-24 20:01:55 +00:00
bfaafd7184
The irq_spinlock is not needed from user code any more, so the irq_lock and irq_unlock wrappers can go away. This also changes the name of the lock to irq_lock. Signed-off-by: Jeff Dike <jdike@addtoit.com> Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
38 lines
804 B
C
38 lines
804 B
C
/*
|
|
* Copyright (C) 2001, 2002 Jeff Dike (jdike@karaya.com)
|
|
* Licensed under the GPL
|
|
*/
|
|
|
|
#ifndef __IRQ_USER_H__
|
|
#define __IRQ_USER_H__
|
|
|
|
#include "uml-config.h"
|
|
|
|
struct irq_fd {
|
|
struct irq_fd *next;
|
|
void *id;
|
|
int fd;
|
|
int type;
|
|
int irq;
|
|
int pid;
|
|
int events;
|
|
int current_events;
|
|
};
|
|
|
|
enum { IRQ_READ, IRQ_WRITE };
|
|
|
|
extern void sigio_handler(int sig, union uml_pt_regs *regs);
|
|
extern int activate_fd(int irq, int fd, int type, void *dev_id);
|
|
extern void free_irq_by_irq_and_dev(unsigned int irq, void *dev_id);
|
|
extern void free_irq_by_fd(int fd);
|
|
extern void reactivate_fd(int fd, int irqnum);
|
|
extern void deactivate_fd(int fd, int irqnum);
|
|
extern int deactivate_all_fds(void);
|
|
extern int activate_ipi(int fd, int pid);
|
|
|
|
#ifdef CONFIG_MODE_TT
|
|
extern void forward_interrupts(int pid);
|
|
#endif
|
|
|
|
#endif
|