diff options
Diffstat (limited to 'arch/powerpc/sysdev/uic.c')
| -rw-r--r-- | arch/powerpc/sysdev/uic.c | 53 |
1 files changed, 22 insertions, 31 deletions
diff --git a/arch/powerpc/sysdev/uic.c b/arch/powerpc/sysdev/uic.c index 835f7958b23..984cd202915 100644 --- a/arch/powerpc/sysdev/uic.c +++ b/arch/powerpc/sysdev/uic.c @@ -41,8 +41,6 @@ #define UIC_VR 0x7 #define UIC_VCR 0x8 -#define uic_irq_to_hw(virq) (irq_map[virq].hwirq) - struct uic *primary_uic; struct uic { @@ -57,16 +55,15 @@ struct uic { static void uic_unmask_irq(struct irq_data *d) { - 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 int src = irqd_to_hwirq(d); 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; @@ -77,7 +74,7 @@ static void uic_unmask_irq(struct irq_data *d) static void uic_mask_irq(struct irq_data *d) { struct uic *uic = irq_data_get_irq_chip_data(d); - unsigned int src = uic_irq_to_hw(d->irq); + unsigned int src = irqd_to_hwirq(d); unsigned long flags; u32 er; @@ -91,7 +88,7 @@ static void uic_mask_irq(struct irq_data *d) static void uic_ack_irq(struct irq_data *d) { struct uic *uic = irq_data_get_irq_chip_data(d); - unsigned int src = uic_irq_to_hw(d->irq); + unsigned int src = irqd_to_hwirq(d); unsigned long flags; spin_lock_irqsave(&uic->lock, flags); @@ -101,9 +98,8 @@ static void uic_ack_irq(struct irq_data *d) static void uic_mask_ack_irq(struct irq_data *d) { - 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 int src = irqd_to_hwirq(d); unsigned long flags; u32 er, sr; @@ -120,7 +116,7 @@ static void uic_mask_ack_irq(struct irq_data *d) * 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); } @@ -128,8 +124,7 @@ static void uic_mask_ack_irq(struct irq_data *d) static int uic_set_irq_type(struct irq_data *d, unsigned int flow_type) { 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 int src = irqd_to_hwirq(d); unsigned long flags; int trigger, polarity; u32 tr, pr, mask; @@ -166,11 +161,6 @@ static int uic_set_irq_type(struct irq_data *d, 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; @@ -190,13 +180,13 @@ 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; } @@ -220,17 +210,18 @@ 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); + 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) - chip->irq_mask(&desc->irq_data); + if (irqd_is_level_type(idata)) + chip->irq_mask(idata); else - chip->irq_mask_ack(&desc->irq_data); + chip->irq_mask_ack(idata); raw_spin_unlock(&desc->lock); msr = mfdcr(uic->dcrbase + UIC_MSR); @@ -244,10 +235,10 @@ void uic_irq_cascade(unsigned int virq, struct irq_desc *desc) uic_irq_ret: raw_spin_lock(&desc->lock); - if (desc->status & IRQ_LEVEL) - chip->irq_ack(&desc->irq_data); - if (!(desc->status & IRQ_DISABLED) && chip->irq_unmask) - chip->irq_unmask(&desc->irq_data); + 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); } @@ -336,8 +327,8 @@ 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?? */ } |