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irqchip: i8259: Remove unused i8259A_irq_pending

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The i8259A_irq_pending function is unused. Remove the dead code.

Signed-off-by: Paul Burton <[email protected]>
Acked-by: Thomas Gleixner <[email protected]>
Cc: Jason Cooper <[email protected]>
Cc: Marc Zyngier <[email protected]>
Cc: [email protected]
Cc: [email protected]
Patchwork: https://patchwork.linux-mips.org/patch/14271/
Signed-off-by: Ralf Baechle <[email protected]>
This commit is contained in:
Paul Burton 2016-09-19 22:21:20 +01:00 • committed by Ralf Baechle
commit 5d2949ec86
2 changed files with 0 additions and 19 deletions
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18
drivers/irqchip/irq-i8259.c
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@ -95,24 +95,6 @@ static void enable_8259A_irq(struct irq_data *d)
raw_spin_unlock_irqrestore(&i8259A_lock, flags);
}
int i8259A_irq_pending(unsigned int irq)
{
unsigned int mask;
unsigned long flags;
int ret;
irq -= I8259A_IRQ_BASE;
mask = 1 << irq;
raw_spin_lock_irqsave(&i8259A_lock, flags);
if (irq < 8)
ret = inb(PIC_MASTER_CMD) & mask;
else
ret = inb(PIC_SLAVE_CMD) & (mask >> 8);
raw_spin_unlock_irqrestore(&i8259A_lock, flags);
return ret;
}
void make_8259A_irq(unsigned int irq)
{
disable_irq_nosync(irq);