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yaml
---
r: 231414
b: refs/heads/master
c: df3d029
h: refs/heads/master
v: v3
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Mark Brown authored and Kukjin Kim committed Dec 30, 2010
1 parent aa4c7bd commit 569eb1c
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Showing 2 changed files with 14 additions and 10 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 27b31e56239b44608cad176c36c384c0265f8da5
refs/heads/master: df3d02962bc39155c8b4214ce6f0e84750c7921f
22 changes: 13 additions & 9 deletions trunk/arch/arm/plat-samsung/irq-vic-timer.c
Original file line number Diff line number Diff line change
Expand Up @@ -29,38 +29,41 @@ static void s3c_irq_demux_vic_timer(unsigned int irq, struct irq_desc *desc)

/* We assume the IRQ_TIMER0..IRQ_TIMER4 range is continuous. */

static void s3c_irq_timer_mask(unsigned int irq)
static void s3c_irq_timer_mask(struct irq_data *data)
{
u32 reg = __raw_readl(S3C64XX_TINT_CSTAT);
u32 mask = (u32)data->chip_data;

reg &= 0x1f; /* mask out pending interrupts */
reg &= ~(1 << (irq - IRQ_TIMER0));
reg &= ~mask;
__raw_writel(reg, S3C64XX_TINT_CSTAT);
}

static void s3c_irq_timer_unmask(unsigned int irq)
static void s3c_irq_timer_unmask(struct irq_data *data)
{
u32 reg = __raw_readl(S3C64XX_TINT_CSTAT);
u32 mask = (u32)data->chip_data;

reg &= 0x1f; /* mask out pending interrupts */
reg |= 1 << (irq - IRQ_TIMER0);
reg |= mask;
__raw_writel(reg, S3C64XX_TINT_CSTAT);
}

static void s3c_irq_timer_ack(unsigned int irq)
static void s3c_irq_timer_ack(struct irq_data *data)
{
u32 reg = __raw_readl(S3C64XX_TINT_CSTAT);
u32 mask = (u32)data->chip_data;

reg &= 0x1f;
reg |= (1 << 5) << (irq - IRQ_TIMER0);
reg |= mask << 5;
__raw_writel(reg, S3C64XX_TINT_CSTAT);
}

static struct irq_chip s3c_irq_timer = {
.name = "s3c-timer",
.mask = s3c_irq_timer_mask,
.unmask = s3c_irq_timer_unmask,
.ack = s3c_irq_timer_ack,
.irq_mask = s3c_irq_timer_mask,
.irq_unmask = s3c_irq_timer_unmask,
.irq_ack = s3c_irq_timer_ack,
};

/**
Expand All @@ -79,6 +82,7 @@ void __init s3c_init_vic_timer_irq(unsigned int parent_irq,
set_irq_chained_handler(parent_irq, s3c_irq_demux_vic_timer);

set_irq_chip(timer_irq, &s3c_irq_timer);
set_irq_chip_data(timer_irq, (void *)(1 << (timer_irq - IRQ_TIMER0)));
set_irq_handler(timer_irq, handle_level_irq);
set_irq_flags(timer_irq, IRQF_VALID);

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