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ARM: OMAP3: Clean up spurious interrupt check logic

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SPURIOUSIRQ is contained in bits 31:7 of INTC_SIR, so
INTC_SIR must be right shifted by 7, not 6.

No change in logic, only changes for better readability.
Refer to register definition of INTCPS_SIR_IRQ in OMAP3 Manual.

Signed-off-by: Roger Quadros <ext-roger.quadros@nokia.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Roger Quadros 2009-04-23 11:10:50 -07:00 committed by Tony Lindgren
parent bedfd15410
commit 846c29f109
1 changed files with 2 additions and 2 deletions
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4
arch/arm/mach-omap2/irq.c
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@ -73,9 +73,9 @@ static int omap_check_spurious(unsigned int irq)
u32 sir, spurious;
sir = intc_bank_read_reg(&irq_banks[0], INTC_SIR);
spurious = sir >> 6;
spurious = sir >> 7;
if (spurious > 1) {
if (spurious) {
printk(KERN_WARNING "Spurious irq %i: 0x%08x, please flush "
"posted write for irq %i\n",
irq, sir, previous_irq);