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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
commit5772f6deb6214a94248e5429869e99e8b7b9cf25 (patch)
tree6876036d5c97748c946d45527b1f39f2a15de5c6 /arch/mips/sibyte
parentf2c194a00516f8ea4340975c25276fd0dfd47c31 (diff)
downloadop-kernel-dev-5772f6deb6214a94248e5429869e99e8b7b9cf25.zip
op-kernel-dev-5772f6deb6214a94248e5429869e99e8b7b9cf25.tar.gz
MIPS: SB1250: 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/sb1250/irq.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/mips/sibyte/sb1250/irq.c b/arch/mips/sibyte/sb1250/irq.c
index 5dae2ec..ab44a2f 100644
--- a/arch/mips/sibyte/sb1250/irq.c
+++ b/arch/mips/sibyte/sb1250/irq.c
@@ -72,20 +72,20 @@ static struct irq_chip sb1250_irq_type = {
/* Store the CPU id (not the logical number) */
int sb1250_irq_owner[SB1250_NR_IRQS];
-static DEFINE_SPINLOCK(sb1250_imr_lock);
+static DEFINE_RAW_SPINLOCK(sb1250_imr_lock);
void sb1250_mask_irq(int cpu, int irq)
{
unsigned long flags;
u64 cur_ints;
- spin_lock_irqsave(&sb1250_imr_lock, flags);
+ raw_spin_lock_irqsave(&sb1250_imr_lock, flags);
cur_ints = ____raw_readq(IOADDR(A_IMR_MAPPER(cpu) +
R_IMR_INTERRUPT_MASK));
cur_ints |= (((u64) 1) << irq);
____raw_writeq(cur_ints, IOADDR(A_IMR_MAPPER(cpu) +
R_IMR_INTERRUPT_MASK));
- spin_unlock_irqrestore(&sb1250_imr_lock, flags);
+ raw_spin_unlock_irqrestore(&sb1250_imr_lock, flags);
}
void sb1250_unmask_irq(int cpu, int irq)
@@ -93,13 +93,13 @@ void sb1250_unmask_irq(int cpu, int irq)
unsigned long flags;
u64 cur_ints;
- spin_lock_irqsave(&sb1250_imr_lock, flags);
+ raw_spin_lock_irqsave(&sb1250_imr_lock, flags);
cur_ints = ____raw_readq(IOADDR(A_IMR_MAPPER(cpu) +
R_IMR_INTERRUPT_MASK));
cur_ints &= ~(((u64) 1) << irq);
____raw_writeq(cur_ints, IOADDR(A_IMR_MAPPER(cpu) +
R_IMR_INTERRUPT_MASK));
- spin_unlock_irqrestore(&sb1250_imr_lock, flags);
+ raw_spin_unlock_irqrestore(&sb1250_imr_lock, flags);
}
#ifdef CONFIG_SMP
@@ -115,7 +115,7 @@ static int sb1250_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(&sb1250_imr_lock, flags);
+ raw_spin_lock_irqsave(&sb1250_imr_lock, flags);
/* Swizzle each CPU's IMR (but leave the IP selection alone) */
old_cpu = sb1250_irq_owner[irq];
@@ -137,7 +137,7 @@ static int sb1250_set_affinity(unsigned int irq, const struct cpumask *mask)
____raw_writeq(cur_ints, IOADDR(A_IMR_MAPPER(cpu) +
R_IMR_INTERRUPT_MASK));
}
- spin_unlock_irqrestore(&sb1250_imr_lock, flags);
+ raw_spin_unlock_irqrestore(&sb1250_imr_lock, flags);
return 0;
}
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