MIPS: i8259: Convert IRQ controller lock to raw spinlock.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c
index 01c0885..2779911 100644
--- a/arch/mips/kernel/i8259.c
+++ b/arch/mips/kernel/i8259.c
@@ -29,7 +29,7 @@
*/
static int i8259A_auto_eoi = -1;
-DEFINE_SPINLOCK(i8259A_lock);
+DEFINE_RAW_SPINLOCK(i8259A_lock);
static void disable_8259A_irq(unsigned int irq);
static void enable_8259A_irq(unsigned int irq);
static void mask_and_ack_8259A(unsigned int irq);
@@ -65,13 +65,13 @@
irq -= I8259A_IRQ_BASE;
mask = 1 << irq;
- spin_lock_irqsave(&i8259A_lock, flags);
+ raw_spin_lock_irqsave(&i8259A_lock, flags);
cached_irq_mask |= mask;
if (irq & 8)
outb(cached_slave_mask, PIC_SLAVE_IMR);
else
outb(cached_master_mask, PIC_MASTER_IMR);
- spin_unlock_irqrestore(&i8259A_lock, flags);
+ raw_spin_unlock_irqrestore(&i8259A_lock, flags);
}
static void enable_8259A_irq(unsigned int irq)
@@ -81,13 +81,13 @@
irq -= I8259A_IRQ_BASE;
mask = ~(1 << irq);
- spin_lock_irqsave(&i8259A_lock, flags);
+ raw_spin_lock_irqsave(&i8259A_lock, flags);
cached_irq_mask &= mask;
if (irq & 8)
outb(cached_slave_mask, PIC_SLAVE_IMR);
else
outb(cached_master_mask, PIC_MASTER_IMR);
- spin_unlock_irqrestore(&i8259A_lock, flags);
+ raw_spin_unlock_irqrestore(&i8259A_lock, flags);
}
int i8259A_irq_pending(unsigned int irq)
@@ -98,12 +98,12 @@
irq -= I8259A_IRQ_BASE;
mask = 1 << irq;
- spin_lock_irqsave(&i8259A_lock, flags);
+ raw_spin_lock_irqsave(&i8259A_lock, flags);
if (irq < 8)
ret = inb(PIC_MASTER_CMD) & mask;
else
ret = inb(PIC_SLAVE_CMD) & (mask >> 8);
- spin_unlock_irqrestore(&i8259A_lock, flags);
+ raw_spin_unlock_irqrestore(&i8259A_lock, flags);
return ret;
}
@@ -151,7 +151,7 @@
irq -= I8259A_IRQ_BASE;
irqmask = 1 << irq;
- spin_lock_irqsave(&i8259A_lock, flags);
+ raw_spin_lock_irqsave(&i8259A_lock, flags);
/*
* Lightweight spurious IRQ detection. We do not want
* to overdo spurious IRQ handling - it's usually a sign
@@ -183,7 +183,7 @@
outb(0x60+irq, PIC_MASTER_CMD); /* 'Specific EOI to master */
}
smtc_im_ack_irq(irq);
- spin_unlock_irqrestore(&i8259A_lock, flags);
+ raw_spin_unlock_irqrestore(&i8259A_lock, flags);
return;
spurious_8259A_irq:
@@ -264,7 +264,7 @@
i8259A_auto_eoi = auto_eoi;
- spin_lock_irqsave(&i8259A_lock, flags);
+ raw_spin_lock_irqsave(&i8259A_lock, flags);
outb(0xff, PIC_MASTER_IMR); /* mask all of 8259A-1 */
outb(0xff, PIC_SLAVE_IMR); /* mask all of 8259A-2 */
@@ -298,7 +298,7 @@
outb(cached_master_mask, PIC_MASTER_IMR); /* restore master IRQ mask */
outb(cached_slave_mask, PIC_SLAVE_IMR); /* restore slave IRQ mask */
- spin_unlock_irqrestore(&i8259A_lock, flags);
+ raw_spin_unlock_irqrestore(&i8259A_lock, flags);
}
/*