diff options
Diffstat (limited to 'arch/mips/cobalt/irq.c')
| -rw-r--r-- | arch/mips/cobalt/irq.c | 51 |
1 files changed, 19 insertions, 32 deletions
diff --git a/arch/mips/cobalt/irq.c b/arch/mips/cobalt/irq.c index 0b75f4fb719..1117fab1973 100644 --- a/arch/mips/cobalt/irq.c +++ b/arch/mips/cobalt/irq.c @@ -42,7 +42,7 @@ * 15 - IDE1 */ -static inline void galileo_irq(struct pt_regs *regs) +static inline void galileo_irq(void) { unsigned int mask, pending, devfn; @@ -52,7 +52,7 @@ static inline void galileo_irq(struct pt_regs *regs) if (pending & GALILEO_INTR_T0EXP) { GALILEO_OUTL(~GALILEO_INTR_T0EXP, GT_INTRCAUSE_OFS); - do_IRQ(COBALT_GALILEO_IRQ, regs); + do_IRQ(COBALT_GALILEO_IRQ); } else if (pending & GALILEO_INTR_RETRY_CTR) { @@ -68,44 +68,31 @@ static inline void galileo_irq(struct pt_regs *regs) } } -static inline void via_pic_irq(struct pt_regs *regs) +static inline void via_pic_irq(void) { int irq; irq = i8259_irq(); if (irq >= 0) - do_IRQ(irq, regs); + do_IRQ(irq); } -asmlinkage void plat_irq_dispatch(struct pt_regs *regs) +asmlinkage void plat_irq_dispatch(void) { - unsigned pending; - - pending = read_c0_status() & read_c0_cause(); - - if (pending & CAUSEF_IP2) /* COBALT_GALILEO_IRQ (18) */ - - galileo_irq(regs); - - else if (pending & CAUSEF_IP6) /* COBALT_VIA_IRQ (22) */ - - via_pic_irq(regs); - - else if (pending & CAUSEF_IP3) /* COBALT_ETH0_IRQ (19) */ - - do_IRQ(COBALT_CPU_IRQ + 3, regs); - - else if (pending & CAUSEF_IP4) /* COBALT_ETH1_IRQ (20) */ - - do_IRQ(COBALT_CPU_IRQ + 4, regs); - - else if (pending & CAUSEF_IP5) /* COBALT_SERIAL_IRQ (21) */ - - do_IRQ(COBALT_CPU_IRQ + 5, regs); - - else if (pending & CAUSEF_IP7) /* IRQ 23 */ - - do_IRQ(COBALT_CPU_IRQ + 7, regs); + unsigned pending = read_c0_status() & read_c0_cause(); + + if (pending & CAUSEF_IP2) /* COBALT_GALILEO_IRQ (18) */ + galileo_irq(); + else if (pending & CAUSEF_IP6) /* COBALT_VIA_IRQ (22) */ + via_pic_irq(); + else if (pending & CAUSEF_IP3) /* COBALT_ETH0_IRQ (19) */ + do_IRQ(COBALT_CPU_IRQ + 3); + else if (pending & CAUSEF_IP4) /* COBALT_ETH1_IRQ (20) */ + do_IRQ(COBALT_CPU_IRQ + 4); + else if (pending & CAUSEF_IP5) /* COBALT_SERIAL_IRQ (21) */ + do_IRQ(COBALT_CPU_IRQ + 5); + else if (pending & CAUSEF_IP7) /* IRQ 23 */ + do_IRQ(COBALT_CPU_IRQ + 7); } static struct irqaction irq_via = { |