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powerpc: sysdev/uic irq_data conversion.
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Signed-off-by: Lennert Buytenhek <[email protected]>
Signed-off-by: Benjamin Herrenschmidt <[email protected]>
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@buytenh @ozbenh
buytenh authored and ozbenh committed Mar 10, 2011
1 parent 11afe2b commit 42a07ae
Showing 1 changed file with 30 additions and 29 deletions.
59 changes: 30 additions & 29 deletions arch/powerpc/sysdev/uic.c
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Original file line number Diff line number Diff line change
Expand Up @@ -55,11 +55,11 @@ 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 irq_desc *desc = irq_to_desc(d->irq);
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;

Expand All @@ -74,10 +74,10 @@ 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;

Expand All @@ -88,22 +88,22 @@ 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);
mtdcr(uic->dcrbase + UIC_SR, 1 << (31-src));
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 irq_desc *desc = irq_to_desc(d->irq);
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;

Expand All @@ -125,18 +125,18 @@ static void uic_mask_ack_irq(unsigned int virq)
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);
struct irq_desc *desc = irq_to_desc(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:
Expand Down Expand Up @@ -178,11 +178,11 @@ 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,
Expand Down Expand Up @@ -220,16 +220,17 @@ static struct irq_host_ops uic_host_ops = {

void uic_irq_cascade(unsigned int virq, struct irq_desc *desc)
{
struct irq_chip *chip = get_irq_desc_chip(desc);
struct uic *uic = get_irq_data(virq);
u32 msr;
int src;
int subvirq;

raw_spin_lock(&desc->lock);
if (desc->status & IRQ_LEVEL)
desc->chip->mask(virq);
chip->irq_mask(&desc->irq_data);
else
desc->chip->mask_ack(virq);
chip->irq_mask_ack(&desc->irq_data);
raw_spin_unlock(&desc->lock);

msr = mfdcr(uic->dcrbase + UIC_MSR);
Expand All @@ -244,9 +245,9 @@ 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);
chip->irq_ack(&desc->irq_data);
if (!(desc->status & IRQ_DISABLED) && chip->irq_unmask)
chip->irq_unmask(&desc->irq_data);
raw_spin_unlock(&desc->lock);
}

Expand Down

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