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path: root/arch/mips/tx4938/common/irq.c
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Diffstat (limited to 'arch/mips/tx4938/common/irq.c')
-rw-r--r--arch/mips/tx4938/common/irq.c46
1 files changed, 11 insertions, 35 deletions
diff --git a/arch/mips/tx4938/common/irq.c b/arch/mips/tx4938/common/irq.c
index cbfb34221b59..b6024749b8f4 100644
--- a/arch/mips/tx4938/common/irq.c
+++ b/arch/mips/tx4938/common/irq.c
@@ -104,8 +104,6 @@ tx4938_irq_cp0_init(void)
irq_desc[i].depth = 1;
irq_desc[i].chip = &tx4938_irq_cp0_type;
}
-
- return;
}
static unsigned int
@@ -113,7 +111,7 @@ tx4938_irq_cp0_startup(unsigned int irq)
{
tx4938_irq_cp0_enable(irq);
- return (0);
+ return 0;
}
static void
@@ -144,16 +142,12 @@ tx4938_irq_cp0_disable(unsigned int irq)
clear_c0_status(tx4938_irq_cp0_mask(irq));
spin_unlock_irqrestore(&tx4938_cp0_lock, flags);
-
- return;
}
static void
tx4938_irq_cp0_mask_and_ack(unsigned int irq)
{
tx4938_irq_cp0_disable(irq);
-
- return;
}
static void
@@ -162,8 +156,6 @@ tx4938_irq_cp0_end(unsigned int irq)
if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) {
tx4938_irq_cp0_enable(irq);
}
-
- return;
}
/**********************************************************************************/
@@ -227,7 +219,7 @@ tx4938_irq_pic_addr(int irq)
}
}
- return (0);
+ return 0;
}
u32
@@ -278,7 +270,7 @@ tx4938_irq_pic_mask(int irq)
return (0x00000007);
}
}
- return (0x00000000);
+ return 0x00000000;
}
static void
@@ -292,8 +284,6 @@ tx4938_irq_pic_modify(unsigned pic_reg, unsigned clr_bits, unsigned set_bits)
TX4938_WR(pic_reg, val);
mmiowb();
TX4938_RD(pic_reg);
-
- return;
}
static void __init
@@ -317,8 +307,6 @@ tx4938_irq_pic_init(void)
TX4938_WR(0xff1ff600, TX4938_RD(0xff1ff600) | 0x1); /* irq enable */
spin_unlock_irqrestore(&tx4938_pic_lock, flags);
-
- return;
}
static unsigned int
@@ -326,15 +314,13 @@ tx4938_irq_pic_startup(unsigned int irq)
{
tx4938_irq_pic_enable(irq);
- return (0);
+ return 0;
}
static void
tx4938_irq_pic_shutdown(unsigned int irq)
{
tx4938_irq_pic_disable(irq);
-
- return;
}
static void
@@ -348,8 +334,6 @@ tx4938_irq_pic_enable(unsigned int irq)
tx4938_irq_pic_mask(irq));
spin_unlock_irqrestore(&tx4938_pic_lock, flags);
-
- return;
}
static void
@@ -363,16 +347,12 @@ tx4938_irq_pic_disable(unsigned int irq)
tx4938_irq_pic_mask(irq), 0);
spin_unlock_irqrestore(&tx4938_pic_lock, flags);
-
- return;
}
static void
tx4938_irq_pic_mask_and_ack(unsigned int irq)
{
tx4938_irq_pic_disable(irq);
-
- return;
}
static void
@@ -381,8 +361,6 @@ tx4938_irq_pic_end(unsigned int irq)
if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) {
tx4938_irq_pic_enable(irq);
}
-
- return;
}
/**********************************************************************************/
@@ -394,8 +372,6 @@ tx4938_irq_init(void)
{
tx4938_irq_cp0_init();
tx4938_irq_pic_init();
-
- return;
}
int
@@ -417,23 +393,23 @@ tx4938_irq_nested(void)
}
wbflush();
- return (sw_irq);
+ return sw_irq;
}
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
{
unsigned int pending = read_c0_cause() & read_c0_status();
if (pending & STATUSF_IP7)
- do_IRQ(TX4938_IRQ_CPU_TIMER, regs);
+ do_IRQ(TX4938_IRQ_CPU_TIMER);
else if (pending & STATUSF_IP2) {
int irq = tx4938_irq_nested();
if (irq)
- do_IRQ(irq, regs);
+ do_IRQ(irq);
else
- spurious_interrupt(regs);
+ spurious_interrupt();
} else if (pending & STATUSF_IP1)
- do_IRQ(TX4938_IRQ_USER1, regs);
+ do_IRQ(TX4938_IRQ_USER1);
else if (pending & STATUSF_IP0)
- do_IRQ(TX4938_IRQ_USER0, regs);
+ do_IRQ(TX4938_IRQ_USER0);
}