m68k/irq: Rename {,__}m68k_handle_int()
[linux-3.10.git] / arch / m68k / apollo / dn_ints.c
1 #include <linux/interrupt.h>
2
3 #include <asm/irq.h>
4 #include <asm/traps.h>
5 #include <asm/apollohw.h>
6
7 void dn_process_int(unsigned int irq, struct pt_regs *fp)
8 {
9         do_IRQ(irq, fp);
10
11         *(volatile unsigned char *)(pica)=0x20;
12         *(volatile unsigned char *)(picb)=0x20;
13 }
14
15 unsigned int apollo_irq_startup(struct irq_data *data)
16 {
17         unsigned int irq = data->irq;
18
19         if (irq < 8)
20                 *(volatile unsigned char *)(pica+1) &= ~(1 << irq);
21         else
22                 *(volatile unsigned char *)(picb+1) &= ~(1 << (irq - 8));
23         return 0;
24 }
25
26 void apollo_irq_shutdown(struct irq_data *data)
27 {
28         unsigned int irq = data->irq;
29
30         if (irq < 8)
31                 *(volatile unsigned char *)(pica+1) |= (1 << irq);
32         else
33                 *(volatile unsigned char *)(picb+1) |= (1 << (irq - 8));
34 }
35
36 static struct irq_chip apollo_irq_chip = {
37         .name           = "apollo",
38         .irq_startup    = apollo_irq_startup,
39         .irq_shutdown   = apollo_irq_shutdown,
40 };
41
42
43 void __init dn_init_IRQ(void)
44 {
45         m68k_setup_user_interrupt(VEC_USER + 96, 16, dn_process_int);
46         m68k_setup_irq_controller(&apollo_irq_chip, handle_simple_irq,
47                                   IRQ_APOLLO, 16);
48 }