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Diffstat (limited to 'arch/mips/lasat/interrupt.c')
-rw-r--r--arch/mips/lasat/interrupt.c43
1 files changed, 6 insertions, 37 deletions
diff --git a/arch/mips/lasat/interrupt.c b/arch/mips/lasat/interrupt.c
index a144a002dcc..2affa5ff171 100644
--- a/arch/mips/lasat/interrupt.c
+++ b/arch/mips/lasat/interrupt.c
@@ -36,47 +36,20 @@ static volatile int lasat_int_mask_shift;
void disable_lasat_irq(unsigned int irq_nr)
{
- unsigned long flags;
-
- local_irq_save(flags);
*lasat_int_mask &= ~(1 << irq_nr) << lasat_int_mask_shift;
- local_irq_restore(flags);
}
void enable_lasat_irq(unsigned int irq_nr)
{
- unsigned long flags;
-
- local_irq_save(flags);
*lasat_int_mask |= (1 << irq_nr) << lasat_int_mask_shift;
- local_irq_restore(flags);
-}
-
-static unsigned int startup_lasat_irq(unsigned int irq)
-{
- enable_lasat_irq(irq);
-
- return 0; /* never anything pending */
-}
-
-#define shutdown_lasat_irq disable_lasat_irq
-
-#define mask_and_ack_lasat_irq disable_lasat_irq
-
-static void end_lasat_irq(unsigned int irq)
-{
- if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
- enable_lasat_irq(irq);
}
static struct irq_chip lasat_irq_type = {
.typename = "Lasat",
- .startup = startup_lasat_irq,
- .shutdown = shutdown_lasat_irq,
- .enable = enable_lasat_irq,
- .disable = disable_lasat_irq,
- .ack = mask_and_ack_lasat_irq,
- .end = end_lasat_irq,
+ .ack = disable_lasat_irq,
+ .mask = disable_lasat_irq,
+ .mask_ack = disable_lasat_irq,
+ .unmask = enable_lasat_irq,
};
static inline int ls1bit32(unsigned int x)
@@ -152,10 +125,6 @@ void __init arch_init_irq(void)
panic("arch_init_irq: mips_machtype incorrect");
}
- for (i = 0; i <= LASATINT_END; i++) {
- irq_desc[i].status = IRQ_DISABLED;
- irq_desc[i].action = 0;
- irq_desc[i].depth = 1;
- irq_desc[i].chip = &lasat_irq_type;
- }
+ for (i = 0; i <= LASATINT_END; i++)
+ set_irq_chip_and_handler(i, &lasat_irq_type, handle_level_irq);
}