diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2014-02-23 21:40:13 +0000 |
|---|---|---|
| committer | Steven Miao <realmz6@gmail.com> | 2014-04-11 23:40:55 +0800 |
| commit | e8fac6334d205ebe7b4923b141384b105685a226 (patch) | |
| tree | 897c40912ba46194533ca4e7b73d17de3b89c946 | |
| parent | 30fc7ebe848fe088969b7a4d26db8f86503d2b90 (diff) | |
blackfin:Use generic /proc/interrupts implementation
There is nothing special in that blackfin code. Use the core
implementation.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Steven Miao <realmz6@gmail.com>
Cc: bfin <adi-buildroot-devel@lists.sourceforge.net>
| -rw-r--r-- | arch/blackfin/Kconfig | 1 | ||||
| -rw-r--r-- | arch/blackfin/kernel/irqchip.c | 39 |
2 files changed, 10 insertions, 30 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 9ceccef9c649..f936ee6f5688 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -34,6 +34,7 @@ config BLACKFIN select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_ATOMIC64 select GENERIC_IRQ_PROBE + select GENERIC_IRQ_SHOW select HAVE_NMI_WATCHDOG if NMI_WATCHDOG select GENERIC_SMP_IDLE_THREAD select ARCH_USES_GETTIMEOFFSET if !GENERIC_CLOCKEVENTS diff --git a/arch/blackfin/kernel/irqchip.c b/arch/blackfin/kernel/irqchip.c index ff3d747154ac..0ba25764b8c0 100644 --- a/arch/blackfin/kernel/irqchip.c +++ b/arch/blackfin/kernel/irqchip.c @@ -11,6 +11,7 @@ #include <linux/kallsyms.h> #include <linux/interrupt.h> #include <linux/irq.h> +#include <linux/seq_file.h> #include <asm/irq_handler.h> #include <asm/trace.h> #include <asm/pda.h> @@ -33,37 +34,15 @@ static struct irq_desc bad_irq_desc = { #endif #ifdef CONFIG_PROC_FS -int show_interrupts(struct seq_file *p, void *v) +int arch_show_interrupts(struct seq_file *p, int prec) { - int i = *(loff_t *) v, j; - struct irqaction *action; - unsigned long flags; - - if (i < NR_IRQS) { - struct irq_desc *desc = irq_to_desc(i); - - raw_spin_lock_irqsave(&desc->lock, flags); - action = desc->action; - if (!action) - goto skip; - seq_printf(p, "%3d: ", i); - for_each_online_cpu(j) - seq_printf(p, "%10u ", kstat_irqs_cpu(i, j)); - seq_printf(p, " %8s", irq_desc_get_chip(desc)->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'); - skip: - raw_spin_unlock_irqrestore(&desc->lock, flags); - } else if (i == NR_IRQS) { - seq_printf(p, "NMI: "); - for_each_online_cpu(j) - seq_printf(p, "%10u ", cpu_pda[j].__nmi_count); - seq_printf(p, " CORE Non Maskable Interrupt\n"); - seq_printf(p, "Err: %10u\n", atomic_read(&irq_err_count)); - } + int j; + + seq_printf(p, "%*s: ", prec, "NMI"); + for_each_online_cpu(j) + seq_printf(p, "%10u ", cpu_pda[j].__nmi_count); + seq_printf(p, " CORE Non Maskable Interrupt\n"); + seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count)); return 0; } #endif |