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Diffstat (limited to 'arch/powerpc/sysdev/uic.c')
-rw-r--r--arch/powerpc/sysdev/uic.c82
1 files changed, 38 insertions, 44 deletions
diff --git a/arch/powerpc/sysdev/uic.c b/arch/powerpc/sysdev/uic.c
index 0038fb78f094..5d9138516628 100644
--- a/arch/powerpc/sysdev/uic.c
+++ b/arch/powerpc/sysdev/uic.c
@@ -55,18 +55,17 @@ struct uic {
struct irq_host *irqhost;
};
-static void uic_unmask_irq(unsigned int virq)
+static void uic_unmask_irq(struct irq_data *d)
{
- struct irq_desc *desc = irq_to_desc(virq);
- struct uic *uic = get_irq_chip_data(virq);
- unsigned int src = uic_irq_to_hw(virq);
+ struct uic *uic = irq_data_get_irq_chip_data(d);
+ unsigned int src = uic_irq_to_hw(d->irq);
unsigned long flags;
u32 er, sr;
sr = 1 << (31-src);
spin_lock_irqsave(&uic->lock, flags);
/* ack level-triggered interrupts here */
- if (desc->status & IRQ_LEVEL)
+ if (irqd_is_level_type(d))
mtdcr(uic->dcrbase + UIC_SR, sr);
er = mfdcr(uic->dcrbase + UIC_ER);
er |= sr;
@@ -74,10 +73,10 @@ static void uic_unmask_irq(unsigned int virq)
spin_unlock_irqrestore(&uic->lock, flags);
}
-static void uic_mask_irq(unsigned int virq)
+static void uic_mask_irq(struct irq_data *d)
{
- struct uic *uic = get_irq_chip_data(virq);
- unsigned int src = uic_irq_to_hw(virq);
+ struct uic *uic = irq_data_get_irq_chip_data(d);
+ unsigned int src = uic_irq_to_hw(d->irq);
unsigned long flags;
u32 er;
@@ -88,10 +87,10 @@ static void uic_mask_irq(unsigned int virq)
spin_unlock_irqrestore(&uic->lock, flags);
}
-static void uic_ack_irq(unsigned int virq)
+static void uic_ack_irq(struct irq_data *d)
{
- struct uic *uic = get_irq_chip_data(virq);
- unsigned int src = uic_irq_to_hw(virq);
+ struct uic *uic = irq_data_get_irq_chip_data(d);
+ unsigned int src = uic_irq_to_hw(d->irq);
unsigned long flags;
spin_lock_irqsave(&uic->lock, flags);
@@ -99,11 +98,10 @@ static void uic_ack_irq(unsigned int virq)
spin_unlock_irqrestore(&uic->lock, flags);
}
-static void uic_mask_ack_irq(unsigned int virq)
+static void uic_mask_ack_irq(struct irq_data *d)
{
- struct irq_desc *desc = irq_to_desc(virq);
- struct uic *uic = get_irq_chip_data(virq);
- unsigned int src = uic_irq_to_hw(virq);
+ struct uic *uic = irq_data_get_irq_chip_data(d);
+ unsigned int src = uic_irq_to_hw(d->irq);
unsigned long flags;
u32 er, sr;
@@ -120,23 +118,22 @@ static void uic_mask_ack_irq(unsigned int virq)
* level interrupts are ack'ed after the actual
* isr call in the uic_unmask_irq()
*/
- if (!(desc->status & IRQ_LEVEL))
+ if (!irqd_is_level_type(d))
mtdcr(uic->dcrbase + UIC_SR, sr);
spin_unlock_irqrestore(&uic->lock, flags);
}
-static int uic_set_irq_type(unsigned int virq, unsigned int flow_type)
+static int uic_set_irq_type(struct irq_data *d, unsigned int flow_type)
{
- struct uic *uic = get_irq_chip_data(virq);
- unsigned int src = uic_irq_to_hw(virq);
- struct irq_desc *desc = irq_to_desc(virq);
+ struct uic *uic = irq_data_get_irq_chip_data(d);
+ unsigned int src = uic_irq_to_hw(d->irq);
unsigned long flags;
int trigger, polarity;
u32 tr, pr, mask;
switch (flow_type & IRQ_TYPE_SENSE_MASK) {
case IRQ_TYPE_NONE:
- uic_mask_irq(virq);
+ uic_mask_irq(d);
return 0;
case IRQ_TYPE_EDGE_RISING:
@@ -166,11 +163,6 @@ static int uic_set_irq_type(unsigned int virq, unsigned int flow_type)
mtdcr(uic->dcrbase + UIC_PR, pr);
mtdcr(uic->dcrbase + UIC_TR, tr);
- desc->status &= ~(IRQ_TYPE_SENSE_MASK | IRQ_LEVEL);
- desc->status |= flow_type & IRQ_TYPE_SENSE_MASK;
- if (!trigger)
- desc->status |= IRQ_LEVEL;
-
spin_unlock_irqrestore(&uic->lock, flags);
return 0;
@@ -178,11 +170,11 @@ static int uic_set_irq_type(unsigned int virq, unsigned int flow_type)
static struct irq_chip uic_irq_chip = {
.name = "UIC",
- .unmask = uic_unmask_irq,
- .mask = uic_mask_irq,
- .mask_ack = uic_mask_ack_irq,
- .ack = uic_ack_irq,
- .set_type = uic_set_irq_type,
+ .irq_unmask = uic_unmask_irq,
+ .irq_mask = uic_mask_irq,
+ .irq_mask_ack = uic_mask_ack_irq,
+ .irq_ack = uic_ack_irq,
+ .irq_set_type = uic_set_irq_type,
};
static int uic_host_map(struct irq_host *h, unsigned int virq,
@@ -190,13 +182,13 @@ static int uic_host_map(struct irq_host *h, unsigned int virq,
{
struct uic *uic = h->host_data;
- set_irq_chip_data(virq, uic);
+ irq_set_chip_data(virq, uic);
/* Despite the name, handle_level_irq() works for both level
* and edge irqs on UIC. FIXME: check this is correct */
- set_irq_chip_and_handler(virq, &uic_irq_chip, handle_level_irq);
+ irq_set_chip_and_handler(virq, &uic_irq_chip, handle_level_irq);
/* Set default irq type */
- set_irq_type(virq, IRQ_TYPE_NONE);
+ irq_set_irq_type(virq, IRQ_TYPE_NONE);
return 0;
}
@@ -220,16 +212,18 @@ static struct irq_host_ops uic_host_ops = {
void uic_irq_cascade(unsigned int virq, struct irq_desc *desc)
{
- struct uic *uic = get_irq_data(virq);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
+ struct irq_data *idata = irq_desc_get_irq_data(desc);
+ struct uic *uic = irq_get_handler_data(virq);
u32 msr;
int src;
int subvirq;
raw_spin_lock(&desc->lock);
- if (desc->status & IRQ_LEVEL)
- desc->chip->mask(virq);
+ if (irqd_is_level_type(idata))
+ chip->irq_mask(idata);
else
- desc->chip->mask_ack(virq);
+ chip->irq_mask_ack(idata);
raw_spin_unlock(&desc->lock);
msr = mfdcr(uic->dcrbase + UIC_MSR);
@@ -243,10 +237,10 @@ void uic_irq_cascade(unsigned int virq, struct irq_desc *desc)
uic_irq_ret:
raw_spin_lock(&desc->lock);
- if (desc->status & IRQ_LEVEL)
- desc->chip->ack(virq);
- if (!(desc->status & IRQ_DISABLED) && desc->chip->unmask)
- desc->chip->unmask(virq);
+ if (irqd_is_level_type(idata))
+ chip->irq_ack(idata);
+ if (!irqd_irq_disabled(idata) && chip->irq_unmask)
+ chip->irq_unmask(idata);
raw_spin_unlock(&desc->lock);
}
@@ -335,8 +329,8 @@ void __init uic_init_tree(void)
cascade_virq = irq_of_parse_and_map(np, 0);
- set_irq_data(cascade_virq, uic);
- set_irq_chained_handler(cascade_virq, uic_irq_cascade);
+ irq_set_handler_data(cascade_virq, uic);
+ irq_set_chained_handler(cascade_virq, uic_irq_cascade);
/* FIXME: setup critical cascade?? */
}