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authorRalf Baechle <ralf@linux-mips.org>2010-02-27 12:53:32 +0100
committerRalf Baechle <ralf@linux-mips.org>2010-02-27 12:53:32 +0100
commited14bbb24e62830c2b4c59f4cea3696651d502f0 (patch)
tree2ad207db8f8a6ee82e4ee469ff2b7dc3453a5527 /arch/mips/sibyte
parent5772f6deb6214a94248e5429869e99e8b7b9cf25 (diff)
downloadop-kernel-dev-ed14bbb24e62830c2b4c59f4cea3696651d502f0.zip
op-kernel-dev-ed14bbb24e62830c2b4c59f4cea3696651d502f0.tar.gz
MIPS: SB1480: Convert IRQ controller lock to raw spinlock.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/sibyte')
-rw-r--r--arch/mips/sibyte/bcm1480/irq.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/mips/sibyte/bcm1480/irq.c b/arch/mips/sibyte/bcm1480/irq.c
index fbea5e6..06e25d9 100644
--- a/arch/mips/sibyte/bcm1480/irq.c
+++ b/arch/mips/sibyte/bcm1480/irq.c
@@ -73,14 +73,14 @@ static struct irq_chip bcm1480_irq_type = {
/* Store the CPU id (not the logical number) */
int bcm1480_irq_owner[BCM1480_NR_IRQS];
-static DEFINE_SPINLOCK(bcm1480_imr_lock);
+static DEFINE_RAW_SPINLOCK(bcm1480_imr_lock);
void bcm1480_mask_irq(int cpu, int irq)
{
unsigned long flags, hl_spacing;
u64 cur_ints;
- spin_lock_irqsave(&bcm1480_imr_lock, flags);
+ raw_spin_lock_irqsave(&bcm1480_imr_lock, flags);
hl_spacing = 0;
if ((irq >= BCM1480_NR_IRQS_HALF) && (irq <= BCM1480_NR_IRQS)) {
hl_spacing = BCM1480_IMR_HL_SPACING;
@@ -89,7 +89,7 @@ void bcm1480_mask_irq(int cpu, int irq)
cur_ints = ____raw_readq(IOADDR(A_BCM1480_IMR_MAPPER(cpu) + R_BCM1480_IMR_INTERRUPT_MASK_H + hl_spacing));
cur_ints |= (((u64) 1) << irq);
____raw_writeq(cur_ints, IOADDR(A_BCM1480_IMR_MAPPER(cpu) + R_BCM1480_IMR_INTERRUPT_MASK_H + hl_spacing));
- spin_unlock_irqrestore(&bcm1480_imr_lock, flags);
+ raw_spin_unlock_irqrestore(&bcm1480_imr_lock, flags);
}
void bcm1480_unmask_irq(int cpu, int irq)
@@ -97,7 +97,7 @@ void bcm1480_unmask_irq(int cpu, int irq)
unsigned long flags, hl_spacing;
u64 cur_ints;
- spin_lock_irqsave(&bcm1480_imr_lock, flags);
+ raw_spin_lock_irqsave(&bcm1480_imr_lock, flags);
hl_spacing = 0;
if ((irq >= BCM1480_NR_IRQS_HALF) && (irq <= BCM1480_NR_IRQS)) {
hl_spacing = BCM1480_IMR_HL_SPACING;
@@ -106,7 +106,7 @@ void bcm1480_unmask_irq(int cpu, int irq)
cur_ints = ____raw_readq(IOADDR(A_BCM1480_IMR_MAPPER(cpu) + R_BCM1480_IMR_INTERRUPT_MASK_H + hl_spacing));
cur_ints &= ~(((u64) 1) << irq);
____raw_writeq(cur_ints, IOADDR(A_BCM1480_IMR_MAPPER(cpu) + R_BCM1480_IMR_INTERRUPT_MASK_H + hl_spacing));
- spin_unlock_irqrestore(&bcm1480_imr_lock, flags);
+ raw_spin_unlock_irqrestore(&bcm1480_imr_lock, flags);
}
#ifdef CONFIG_SMP
@@ -123,7 +123,7 @@ static int bcm1480_set_affinity(unsigned int irq, const struct cpumask *mask)
cpu = cpu_logical_map(i);
/* Protect against other affinity changers and IMR manipulation */
- spin_lock_irqsave(&bcm1480_imr_lock, flags);
+ raw_spin_lock_irqsave(&bcm1480_imr_lock, flags);
/* Swizzle each CPU's IMR (but leave the IP selection alone) */
old_cpu = bcm1480_irq_owner[irq];
@@ -148,7 +148,7 @@ static int bcm1480_set_affinity(unsigned int irq, const struct cpumask *mask)
____raw_writeq(cur_ints, IOADDR(A_BCM1480_IMR_MAPPER(cpu) + R_BCM1480_IMR_INTERRUPT_MASK_H + (k*BCM1480_IMR_HL_SPACING)));
}
}
- spin_unlock_irqrestore(&bcm1480_imr_lock, flags);
+ raw_spin_unlock_irqrestore(&bcm1480_imr_lock, flags);
return 0;
}
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