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Diffstat (limited to 'arch/powerpc/platforms/iseries/irq.c')
-rw-r--r--arch/powerpc/platforms/iseries/irq.c45
1 files changed, 25 insertions, 20 deletions
diff --git a/arch/powerpc/platforms/iseries/irq.c b/arch/powerpc/platforms/iseries/irq.c
index ba446bf..52a6889 100644
--- a/arch/powerpc/platforms/iseries/irq.c
+++ b/arch/powerpc/platforms/iseries/irq.c
@@ -167,11 +167,11 @@ static void pci_event_handler(struct HvLpEvent *event)
* This will be called by device drivers (via enable_IRQ)
* to enable INTA in the bridge interrupt status register.
*/
-static void iseries_enable_IRQ(unsigned int irq)
+static void iseries_enable_IRQ(struct irq_data *d)
{
u32 bus, dev_id, function, mask;
const u32 sub_bus = 0;
- unsigned int rirq = (unsigned int)irq_map[irq].hwirq;
+ unsigned int rirq = (unsigned int)irq_map[d->irq].hwirq;
/* The IRQ has already been locked by the caller */
bus = REAL_IRQ_TO_BUS(rirq);
@@ -184,23 +184,23 @@ static void iseries_enable_IRQ(unsigned int irq)
}
/* This is called by iseries_activate_IRQs */
-static unsigned int iseries_startup_IRQ(unsigned int irq)
+static unsigned int iseries_startup_IRQ(struct irq_data *d)
{
u32 bus, dev_id, function, mask;
const u32 sub_bus = 0;
- unsigned int rirq = (unsigned int)irq_map[irq].hwirq;
+ unsigned int rirq = (unsigned int)irq_map[d->irq].hwirq;
bus = REAL_IRQ_TO_BUS(rirq);
function = REAL_IRQ_TO_FUNC(rirq);
dev_id = (REAL_IRQ_TO_IDSEL(rirq) << 4) + function;
/* Link the IRQ number to the bridge */
- HvCallXm_connectBusUnit(bus, sub_bus, dev_id, irq);
+ HvCallXm_connectBusUnit(bus, sub_bus, dev_id, d->irq);
/* Unmask bridge interrupts in the FISR */
mask = 0x01010000 << function;
HvCallPci_unmaskFisr(bus, sub_bus, dev_id, mask);
- iseries_enable_IRQ(irq);
+ iseries_enable_IRQ(d);
return 0;
}
@@ -215,21 +215,26 @@ void __init iSeries_activate_IRQs()
for_each_irq (irq) {
struct irq_desc *desc = irq_to_desc(irq);
+ struct irq_chip *chip;
- if (desc && desc->chip && desc->chip->startup) {
+ if (!desc)
+ continue;
+
+ chip = irq_desc_get_chip(desc);
+ if (chip && chip->irq_startup) {
raw_spin_lock_irqsave(&desc->lock, flags);
- desc->chip->startup(irq);
+ chip->irq_startup(&desc->irq_data);
raw_spin_unlock_irqrestore(&desc->lock, flags);
}
}
}
/* this is not called anywhere currently */
-static void iseries_shutdown_IRQ(unsigned int irq)
+static void iseries_shutdown_IRQ(struct irq_data *d)
{
u32 bus, dev_id, function, mask;
const u32 sub_bus = 0;
- unsigned int rirq = (unsigned int)irq_map[irq].hwirq;
+ unsigned int rirq = (unsigned int)irq_map[d->irq].hwirq;
/* irq should be locked by the caller */
bus = REAL_IRQ_TO_BUS(rirq);
@@ -248,11 +253,11 @@ static void iseries_shutdown_IRQ(unsigned int irq)
* This will be called by device drivers (via disable_IRQ)
* to disable INTA in the bridge interrupt status register.
*/
-static void iseries_disable_IRQ(unsigned int irq)
+static void iseries_disable_IRQ(struct irq_data *d)
{
u32 bus, dev_id, function, mask;
const u32 sub_bus = 0;
- unsigned int rirq = (unsigned int)irq_map[irq].hwirq;
+ unsigned int rirq = (unsigned int)irq_map[d->irq].hwirq;
/* The IRQ has already been locked by the caller */
bus = REAL_IRQ_TO_BUS(rirq);
@@ -264,9 +269,9 @@ static void iseries_disable_IRQ(unsigned int irq)
HvCallPci_maskInterrupts(bus, sub_bus, dev_id, mask);
}
-static void iseries_end_IRQ(unsigned int irq)
+static void iseries_end_IRQ(struct irq_data *d)
{
- unsigned int rirq = (unsigned int)irq_map[irq].hwirq;
+ unsigned int rirq = (unsigned int)irq_map[d->irq].hwirq;
HvCallPci_eoi(REAL_IRQ_TO_BUS(rirq), REAL_IRQ_TO_SUBBUS(rirq),
(REAL_IRQ_TO_IDSEL(rirq) << 4) + REAL_IRQ_TO_FUNC(rirq));
@@ -274,11 +279,11 @@ static void iseries_end_IRQ(unsigned int irq)
static struct irq_chip iseries_pic = {
.name = "iSeries",
- .startup = iseries_startup_IRQ,
- .shutdown = iseries_shutdown_IRQ,
- .unmask = iseries_enable_IRQ,
- .mask = iseries_disable_IRQ,
- .eoi = iseries_end_IRQ
+ .irq_startup = iseries_startup_IRQ,
+ .irq_shutdown = iseries_shutdown_IRQ,
+ .irq_unmask = iseries_enable_IRQ,
+ .irq_mask = iseries_disable_IRQ,
+ .irq_eoi = iseries_end_IRQ
};
/*
@@ -341,7 +346,7 @@ unsigned int iSeries_get_irq(void)
static int iseries_irq_host_map(struct irq_host *h, unsigned int virq,
irq_hw_number_t hw)
{
- set_irq_chip_and_handler(virq, &iseries_pic, handle_fasteoi_irq);
+ irq_set_chip_and_handler(virq, &iseries_pic, handle_fasteoi_irq);
return 0;
}
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