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MIPS: GIC: Convert to new irq_chip functions
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Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2186/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Thomas Gleixner authored and Ralf Baechle committed Mar 25, 2011
1 parent 7c8d948 commit 161d049
Showing 1 changed file with 18 additions and 25 deletions.
43 changes: 18 additions & 25 deletions arch/mips/kernel/irq-gic.c
Original file line number Diff line number Diff line change
Expand Up @@ -87,34 +87,27 @@ unsigned int gic_get_int(void)
return i;
}

static unsigned int gic_irq_startup(unsigned int irq)
static void gic_irq_ack(struct irq_data *d)
{
irq -= _irqbase;
pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
GIC_SET_INTR_MASK(irq);
return 0;
}
unsigned int irq = d->irq - _irqbase;

static void gic_irq_ack(unsigned int irq)
{
irq -= _irqbase;
pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
GIC_CLR_INTR_MASK(irq);

if (gic_irq_flags[irq] & GIC_IRQ_FLAG_EDGE)
GICWRITE(GIC_REG(SHARED, GIC_SH_WEDGE), irq);
}

static void gic_mask_irq(unsigned int irq)
static void gic_mask_irq(struct irq_data *d)
{
irq -= _irqbase;
unsigned int irq = d->irq - _irqbase;
pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
GIC_CLR_INTR_MASK(irq);
}

static void gic_unmask_irq(unsigned int irq)
static void gic_unmask_irq(struct irq_data *d)
{
irq -= _irqbase;
unsigned int irq = d->irq - _irqbase;
pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
GIC_SET_INTR_MASK(irq);
}
Expand All @@ -123,13 +116,14 @@ static void gic_unmask_irq(unsigned int irq)

static DEFINE_SPINLOCK(gic_lock);

static int gic_set_affinity(unsigned int irq, const struct cpumask *cpumask)
static int gic_set_affinity(struct irq_data *d, const struct cpumask *cpumask,
bool force)
{
unsigned int irq = d->irq - _irqbase;
cpumask_t tmp = CPU_MASK_NONE;
unsigned long flags;
int i;

irq -= _irqbase;
pr_debug("%s(%d) called\n", __func__, irq);
cpumask_and(&tmp, cpumask, cpu_online_mask);
if (cpus_empty(tmp))
Expand All @@ -147,23 +141,22 @@ static int gic_set_affinity(unsigned int irq, const struct cpumask *cpumask)
set_bit(irq, pcpu_masks[first_cpu(tmp)].pcpu_mask);

}
cpumask_copy(irq_desc[irq].affinity, cpumask);
cpumask_copy(d->affinity, cpumask);
spin_unlock_irqrestore(&gic_lock, flags);

return 0;
return IRQ_SET_MASK_OK_NOCOPY;
}
#endif

static struct irq_chip gic_irq_controller = {
.name = "MIPS GIC",
.startup = gic_irq_startup,
.ack = gic_irq_ack,
.mask = gic_mask_irq,
.mask_ack = gic_mask_irq,
.unmask = gic_unmask_irq,
.eoi = gic_unmask_irq,
.name = "MIPS GIC",
.irq_ack = gic_irq_ack,
.irq_mask = gic_mask_irq,
.irq_mask_ack = gic_mask_irq,
.irq_unmask = gic_unmask_irq,
.irq_eoi = gic_unmask_irq,
#ifdef CONFIG_SMP
.set_affinity = gic_set_affinity,
.irq_set_affinity = gic_set_affinity,
#endif
};

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