[MIPS] do_IRQ cleanup
Now we have both function and macro version of do_IRQ() and the former
is used only by DEC and non-preemptive kernel. This patch makes
everyone use the macro version and removes the function version.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/dec/int-handler.S b/arch/mips/dec/int-handler.S
index 31dd47d..b251ef8 100644
--- a/arch/mips/dec/int-handler.S
+++ b/arch/mips/dec/int-handler.S
@@ -267,7 +267,7 @@
LONG_L s0, TI_REGS($28)
LONG_S sp, TI_REGS($28)
PTR_LA ra, ret_from_irq
- j do_IRQ
+ j dec_irq_dispatch
nop
#ifdef CONFIG_32BIT
diff --git a/arch/mips/dec/setup.c b/arch/mips/dec/setup.c
index 6b7481e..d34032a 100644
--- a/arch/mips/dec/setup.c
+++ b/arch/mips/dec/setup.c
@@ -761,3 +761,9 @@
if (dec_interrupt[DEC_IRQ_HALT] >= 0)
setup_irq(dec_interrupt[DEC_IRQ_HALT], &haltirq);
}
+
+asmlinkage unsigned int dec_irq_dispatch(unsigned int irq)
+{
+ do_IRQ(irq);
+ return 0;
+}
diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index e997c94..b339798 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -88,25 +88,6 @@
unsigned long irq_hwmask[NR_IRQS];
#endif /* CONFIG_MIPS_MT_SMTC */
-#undef do_IRQ
-
-/*
- * do_IRQ handles all normal device IRQ's (the special
- * SMP cross-CPU interrupts have their own specific
- * handlers).
- */
-asmlinkage unsigned int do_IRQ(unsigned int irq)
-{
- irq_enter();
-
- __DO_IRQ_SMTC_HOOK();
- __do_IRQ(irq);
-
- irq_exit();
-
- return 1;
-}
-
/*
* Generic, controller-independent functions:
*/
diff --git a/include/asm-mips/irq.h b/include/asm-mips/irq.h
index aed3707..6765708 100644
--- a/include/asm-mips/irq.h
+++ b/include/asm-mips/irq.h
@@ -24,8 +24,6 @@
#define irq_canonicalize(irq) (irq) /* Sane hardware, sane code ... */
#endif
-extern asmlinkage unsigned int do_IRQ(unsigned int irq);
-
#ifdef CONFIG_MIPS_MT_SMTC
/*
* Clear interrupt mask handling "backstop" if irq_hwmask
@@ -43,8 +41,6 @@
#define __DO_IRQ_SMTC_HOOK() do { } while (0)
#endif
-#ifdef CONFIG_PREEMPT
-
/*
* do_IRQ handles all normal device IRQ's (the special
* SMP cross-CPU interrupts have their own specific
@@ -61,8 +57,6 @@
irq_exit(); \
} while (0)
-#endif
-
extern void arch_init_irq(void);
extern void spurious_interrupt(void);