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parisc: convert cpu interrupts to proper flow handlers 

Only major change is renaming functions to match the conventions
expected by the generic irq code.

Signed-off-by: Kyle McMartin <kyle@redhat.com>
This commit is contained in:
Kyle McMartin 2010-10-14 00:12:23 -04:00
parent ba20085c20
commit 4d4f681dc4
3 changed files with 11 additions and 18 deletions
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2
arch/parisc/include/asm/irq.h
View File

@ -43,7 +43,7 @@ extern void parisc_do_IRQ(unsigned int irq, struct irq_desc *desc);
void no_ack_irq(unsigned int irq);
void no_end_irq(unsigned int irq);
void cpu_ack_irq(unsigned int irq);
void cpu_end_irq(unsigned int irq);
void cpu_eoi_irq(unsigned int irq);
extern int txn_alloc_irq(unsigned int nbits);
extern int txn_claim_irq(int);

25
arch/parisc/kernel/irq.c
View File

@ -52,7 +52,7 @@ static volatile unsigned long cpu_eiem = 0;
*/
static DEFINE_PER_CPU(unsigned long, local_ack_eiem) = ~0UL;
static void cpu_disable_irq(unsigned int irq)
static void cpu_mask_irq(unsigned int irq)
{
unsigned long eirr_bit = EIEM_MASK(irq);
@ -63,7 +63,7 @@ static void cpu_disable_irq(unsigned int irq)
* then gets disabled */
}
static void cpu_enable_irq(unsigned int irq)
static void cpu_unmask_irq(unsigned int irq)
{
unsigned long eirr_bit = EIEM_MASK(irq);
@ -75,12 +75,6 @@ static void cpu_enable_irq(unsigned int irq)
smp_send_all_nop();
}
static unsigned int cpu_startup_irq(unsigned int irq)
{
cpu_enable_irq(irq);
return 0;
}
void no_ack_irq(unsigned int irq) { }
void no_end_irq(unsigned int irq) { }
@ -99,7 +93,7 @@ void cpu_ack_irq(unsigned int irq)
mtctl(mask, 23);
}
void cpu_end_irq(unsigned int irq)
void cpu_eoi_irq(unsigned int irq)
{
unsigned long mask = EIEM_MASK(irq);
int cpu = smp_processor_id();
@ -146,12 +140,10 @@ static int cpu_set_affinity_irq(unsigned int irq, const struct cpumask *dest)
static struct irq_chip cpu_interrupt_type = {
.name = "CPU",
.startup = cpu_startup_irq,
.shutdown = cpu_disable_irq,
.enable = cpu_enable_irq,
.disable = cpu_disable_irq,
.mask = cpu_mask_irq,
.unmask = cpu_unmask_irq,
.ack = cpu_ack_irq,
.eoi = cpu_end_irq,
.eoi = cpu_eoi_irq,
#ifdef CONFIG_SMP
.set_affinity = cpu_set_affinity_irq,
#endif
@ -251,7 +243,7 @@ int cpu_claim_irq(unsigned int irq, struct irq_chip *type, void *data)
if (type) {
set_irq_chip_and_handler(irq, type, parisc_do_IRQ);
set_irq_chip_data(irq, data);
cpu_enable_irq(irq);
cpu_unmask_irq(irq);
}
return 0;
}
@ -399,7 +391,8 @@ static void claim_cpu_irqs(void)
{
int i;
for (i = CPU_IRQ_BASE; i <= CPU_IRQ_MAX; i++) {
set_irq_chip_and_handler(i, &cpu_interrupt_type, parisc_do_IRQ);
set_irq_chip_and_handler(i, &cpu_interrupt_type,
handle_level_irq);
}
set_irq_handler(TIMER_IRQ, handle_percpu_irq);

2
drivers/parisc/iosapic.c
View File

@ -685,7 +685,7 @@ static void iosapic_end_irq(unsigned int irq)
DBG(KERN_DEBUG "end_irq(%d): eoi(%p, 0x%x)\n", irq,
vi->eoi_addr, vi->eoi_data);
iosapic_eoi(vi->eoi_addr, vi->eoi_data);
cpu_end_irq(irq);
cpu_eoi_irq(irq);
}
static unsigned int iosapic_startup_irq(unsigned int irq)