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[MIPS] Alchemy: Get rid of au_ffs().

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It was plain a bad idea ...

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle
2007-10-15 01:00:06 +01:00
parent 41bd61a8e3
commit 56f621c7f6
4 changed files with 6 additions and 16 deletions
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2
arch/mips/au1000/common/dbdma.c
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@@ -859,7 +859,7 @@ dbdma_interrupt(int irq, void *dev_id)
intstat = dbdma_gptr->ddma_intstat;
au_sync();
chan_index = au_ffs(intstat) - 1;
chan_index = ffs(intstat);
ctp = chan_tab_ptr[chan_index];
cp = ctp->chan_ptr;

8
arch/mips/au1000/common/irq.c
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@@ -481,7 +481,7 @@ static void intc0_req0_irqdispatch(void)
return;
}
#endif
irq = au_ffs(intc0_req0) - 1;
irq = ffs(intc0_req0);
intc0_req0 &= ~(1 << irq);
do_IRQ(irq);
}
@@ -497,7 +497,7 @@ static void intc0_req1_irqdispatch(void)
if (!intc0_req1)
return;
irq = au_ffs(intc0_req1) - 1;
irq = ffs(intc0_req1);
intc0_req1 &= ~(1 << irq);
do_IRQ(irq);
}
@@ -517,7 +517,7 @@ static void intc1_req0_irqdispatch(void)
if (!intc1_req0)
return;
irq = au_ffs(intc1_req0) - 1;
irq = ffs(intc1_req0);
intc1_req0 &= ~(1 << irq);
irq += 32;
do_IRQ(irq);
@@ -534,7 +534,7 @@ static void intc1_req1_irqdispatch(void)
if (!intc1_req1)
return;
irq = au_ffs(intc1_req1) - 1;
irq = ffs(intc1_req1);
intc1_req1 &= ~(1 << irq);
irq += 32;
do_IRQ(irq);

2
arch/mips/au1000/pb1200/irqmap.c
View File

@@ -74,7 +74,7 @@ irqreturn_t pb1200_cascade_handler( int irq, void *dev_id)
bcsr->int_status = bisr;
for( ; bisr; bisr &= (bisr-1) )
{
extirq_nr = (PB1200_INT_BEGIN-1) + au_ffs(bisr);
extirq_nr = PB1200_INT_BEGIN + au_ffs(bisr);
/* Ack and dispatch IRQ */
do_IRQ(extirq_nr);
}