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authorPaul Mundt <lethal@linux-sh.org>2011-03-17 17:31:51 +0900
committerPaul Mundt <lethal@linux-sh.org>2011-03-17 17:31:51 +0900
commit3d44ae402a4e35cf88784d443046c8fbe25c674b (patch)
tree631f641937c654dcdab9802e6f8cc8bf1d1c144f /arch/sh
parenta88403335a9ffc66a0a1b46b6d303512eddde846 (diff)
sh: Convert to generic show_interrupts.
Trivial conversion, simply encapsulate the NMI stats in the arch code. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/Kconfig1
-rw-r--r--arch/sh/kernel/irq.c61
2 files changed, 3 insertions, 59 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index ca649d32a843..2d264fa84959 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -25,6 +25,7 @@ config SUPERH
select GENERIC_ATOMIC64
# Support the deprecated APIs until MFD and GPIOLIB catch up.
select GENERIC_HARDIRQS_NO_DEPRECATED if !MFD_SUPPORT && !GPIOLIB
+ select GENERIC_IRQ_SHOW
help
The SuperH is a RISC processor targeted for use in embedded systems
and consumer electronics; it was also used in the Sega Dreamcast
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index 68ecbe6c881a..64ea0b165399 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -34,9 +34,9 @@ void ack_bad_irq(unsigned int irq)
#if defined(CONFIG_PROC_FS)
/*
- * /proc/interrupts printing:
+ * /proc/interrupts printing for arch specific interrupts
*/
-static int show_other_interrupts(struct seq_file *p, int prec)
+int arch_show_interrupts(struct seq_file *p, int prec)
{
int j;
@@ -49,63 +49,6 @@ static int show_other_interrupts(struct seq_file *p, int prec)
return 0;
}
-
-int show_interrupts(struct seq_file *p, void *v)
-{
- unsigned long flags, any_count = 0;
- int i = *(loff_t *)v, j, prec;
- struct irqaction *action;
- struct irq_desc *desc;
- struct irq_data *data;
- struct irq_chip *chip;
-
- if (i > nr_irqs)
- return 0;
-
- for (prec = 3, j = 1000; prec < 10 && j <= nr_irqs; ++prec)
- j *= 10;
-
- if (i == nr_irqs)
- return show_other_interrupts(p, prec);
-
- if (i == 0) {
- seq_printf(p, "%*s", prec + 8, "");
- for_each_online_cpu(j)
- seq_printf(p, "CPU%-8d", j);
- seq_putc(p, '\n');
- }
-
- desc = irq_to_desc(i);
- if (!desc)
- return 0;
-
- data = irq_get_irq_data(i);
- chip = irq_data_get_irq_chip(data);
-
- raw_spin_lock_irqsave(&desc->lock, flags);
- for_each_online_cpu(j)
- any_count |= kstat_irqs_cpu(i, j);
- action = desc->action;
- if (!action && !any_count)
- goto out;
-
- seq_printf(p, "%*d: ", prec, i);
- for_each_online_cpu(j)
- seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
- seq_printf(p, " %14s", chip->name);
- seq_printf(p, "-%-8s", desc->name);
-
- if (action) {
- seq_printf(p, " %s", action->name);
- while ((action = action->next) != NULL)
- seq_printf(p, ", %s", action->name);
- }
-
- seq_putc(p, '\n');
-out:
- raw_spin_unlock_irqrestore(&desc->lock, flags);
- return 0;
-}
#endif
#ifdef CONFIG_IRQSTACKS