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OpenCloudOS-Kernel
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Merge branch 'for-linus' of git://gitserver.sunplusct.com/linux-2.6-score 

* 'for-linus' of git://gitserver.sunplusct.com/linux-2.6-score:
  score: Use generic show_interrupts()
  score: Convert to new irq function names
  score: lost a semicolon in asm/irqflags.h
  score: Select GENERIC_HARDIRQS_NO_DEPRECATED
  score: Convert irq_chip to new functions
This commit is contained in:
Linus Torvalds 2011-03-28 13:06:32 -07:00
parent 445aef3745 324808c2bc
commit b34e138e8b
3 changed files with 11 additions and 46 deletions
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2
arch/score/Kconfig
View File

@ -3,6 +3,8 @@ menu "Machine selection"
config SCORE config SCORE
def_bool y def_bool y
select HAVE_GENERIC_HARDIRQS select HAVE_GENERIC_HARDIRQS
select GENERIC_HARDIRQS_NO_DEPRECATED
select GENERIC_IRQ_SHOW
choice choice
prompt "System type" prompt "System type"

2
arch/score/include/asm/irqflags.h
View File

@ -29,7 +29,7 @@ static inline unsigned long arch_local_save_flags(void)
static inline unsigned long arch_local_irq_save(void) static inline unsigned long arch_local_irq_save(void)
{ {
unsigned long flags unsigned long flags;
asm volatile( asm volatile(
" mfcr r8, cr0 \n" " mfcr r8, cr0 \n"

53
arch/score/kernel/irq.c
View File

@ -52,9 +52,9 @@ asmlinkage void do_IRQ(int irq)
irq_exit(); irq_exit();
} }
static void score_mask(unsigned int irq_nr) static void score_mask(struct irq_data *d)
{ {
unsigned int irq_source = 63 - irq_nr; unsigned int irq_source = 63 - d->irq;
if (irq_source < 32) if (irq_source < 32)
__raw_writel((__raw_readl(SCORE_PIC + INT_MASKL) | \ __raw_writel((__raw_readl(SCORE_PIC + INT_MASKL) | \
@ -64,9 +64,9 @@ static void score_mask(unsigned int irq_nr)
(1 << (irq_source - 32))), SCORE_PIC + INT_MASKH); (1 << (irq_source - 32))), SCORE_PIC + INT_MASKH);
} }
static void score_unmask(unsigned int irq_nr) static void score_unmask(struct irq_data *d)
{ {
unsigned int irq_source = 63 - irq_nr; unsigned int irq_source = 63 - d->irq;
if (irq_source < 32) if (irq_source < 32)
__raw_writel((__raw_readl(SCORE_PIC + INT_MASKL) & \ __raw_writel((__raw_readl(SCORE_PIC + INT_MASKL) & \
@ -78,9 +78,9 @@ static void score_unmask(unsigned int irq_nr)
struct irq_chip score_irq_chip = { struct irq_chip score_irq_chip = {
.name = "Score7-level", .name = "Score7-level",
.mask = score_mask, .irq_mask = score_mask,
.mask_ack = score_mask, .irq_mask_ack = score_mask,
.unmask = score_unmask, .irq_unmask = score_unmask,
}; };
/* /*
@ -92,7 +92,7 @@ void __init init_IRQ(void)
unsigned long target_addr; unsigned long target_addr;
for (index = 0; index < NR_IRQS; ++index) for (index = 0; index < NR_IRQS; ++index)
set_irq_chip_and_handler(index, &score_irq_chip, irq_set_chip_and_handler(index, &score_irq_chip,
handle_level_irq); handle_level_irq);
for (target_addr = IRQ_VECTOR_BASE_ADDR; for (target_addr = IRQ_VECTOR_BASE_ADDR;
@ -109,40 +109,3 @@ void __init init_IRQ(void)
: : "r" (EXCEPTION_VECTOR_BASE_ADDR | \ : : "r" (EXCEPTION_VECTOR_BASE_ADDR | \
VECTOR_ADDRESS_OFFSET_MODE16)); VECTOR_ADDRESS_OFFSET_MODE16));
} }
/*
* Generic, controller-independent functions:
*/
int show_interrupts(struct seq_file *p, void *v)
{
int i = *(loff_t *)v, cpu;
struct irqaction *action;
unsigned long flags;
if (i == 0) {
seq_puts(p, " ");
for_each_online_cpu(cpu)
seq_printf(p, "CPU%d ", cpu);
seq_putc(p, '\n');
}
if (i < NR_IRQS) {
spin_lock_irqsave(&irq_desc[i].lock, flags);
action = irq_desc[i].action;
if (!action)
goto unlock;
seq_printf(p, "%3d: ", i);
seq_printf(p, "%10u ", kstat_irqs(i));
seq_printf(p, " %8s", irq_desc[i].chip->name ? : "-");
seq_printf(p, " %s", action->name);
for (action = action->next; action; action = action->next)
seq_printf(p, ", %s", action->name);
seq_putc(p, '\n');
unlock:
spin_unlock_irqrestore(&irq_desc[i].lock, flags);
}
return 0;
}