[PATCH 03/12] irqchip: i8259: Remove unused i8259A_irq_pending
From: Paul Burton <hidden>
Date: 2016-09-02 15:50:41
Also in:
lkml
Subsystem:
irqchip drivers, mips, the rest · Maintainers:
Thomas Gleixner, Thomas Bogendoerfer, Linus Torvalds
The i8259A_irq_pending function is unused. Remove the dead code. Signed-off-by: Paul Burton <redacted> --- arch/mips/include/asm/i8259.h | 1 - drivers/irqchip/irq-i8259.c | 18 ------------------ 2 files changed, 19 deletions(-)
diff --git a/arch/mips/include/asm/i8259.h b/arch/mips/include/asm/i8259.h
index b27fcc4..32229c7 100644
--- a/arch/mips/include/asm/i8259.h
+++ b/arch/mips/include/asm/i8259.h@@ -37,7 +37,6 @@ extern raw_spinlock_t i8259A_lock; -extern int i8259A_irq_pending(unsigned int irq); extern void make_8259A_irq(unsigned int irq); extern void init_i8259_irqs(void);
diff --git a/drivers/irqchip/irq-i8259.c b/drivers/irqchip/irq-i8259.c
index 1f4a344..1aec12c 100644
--- a/drivers/irqchip/irq-i8259.c
+++ b/drivers/irqchip/irq-i8259.c@@ -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);
--
2.9.3