Pull kmalloc into release branch

[pandora-kernel.git] / arch / mips / kernel / irq.c

diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index 7d93992..cde5e5a 100644 (file)
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -8,7 +8,6 @@
  * Copyright (C) 1992 Linus Torvalds
  * Copyright (C) 1994 - 2000 Ralf Baechle
  */
-#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/delay.h>
 #include <linux/init.h>
@@ -38,6 +37,15 @@ void ack_bad_irq(unsigned int irq)
 
 atomic_t irq_err_count;
 
+#ifdef CONFIG_MIPS_MT_SMTC
+/*
+ * SMTC Kernel needs to manipulate low-level CPU interrupt mask
+ * in do_IRQ. These are passed in setup_irq_smtc() and stored
+ * in this table.
+ */
+unsigned long irq_hwmask[NR_IRQS];
+#endif /* CONFIG_MIPS_MT_SMTC */
+
 #undef do_IRQ
 
 /*
@@ -49,6 +57,7 @@ asmlinkage unsigned int do_IRQ(unsigned int irq, struct pt_regs *regs)
 {
        irq_enter();
 
+       __DO_IRQ_SMTC_HOOK();
        __do_IRQ(irq, regs);
 
        irq_exit();
@@ -68,9 +77,8 @@ int show_interrupts(struct seq_file *p, void *v)
 
        if (i == 0) {
                seq_printf(p, "           ");
-               for (j=0; j<NR_CPUS; j++)
-                       if (cpu_online(j))
-                               seq_printf(p, "CPU%d       ",j);
+               for_each_online_cpu(j)
+                       seq_printf(p, "CPU%d       ",j);
                seq_putc(p, '\n');
        }
 
@@ -83,11 +91,10 @@ int show_interrupts(struct seq_file *p, void *v)
 #ifndef CONFIG_SMP
                seq_printf(p, "%10u ", kstat_irqs(i));
 #else
-               for (j = 0; j < NR_CPUS; j++)
-                       if (cpu_online(j))
-                               seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]);
+               for_each_online_cpu(j)
+                       seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]);
 #endif
-               seq_printf(p, " %14s", irq_desc[i].handler->typename);
+               seq_printf(p, " %14s", irq_desc[i].chip->typename);
                seq_printf(p, "  %s", action->name);
 
                for (action=action->next; action; action = action->next)
@@ -103,6 +110,11 @@ skip:
        return 0;
 }
 
+asmlinkage void spurious_interrupt(struct pt_regs *regs)
+{
+       atomic_inc(&irq_err_count);
+}
+
 #ifdef CONFIG_KGDB
 extern void breakpoint(void);
 extern void set_debug_traps(void);
@@ -124,8 +136,11 @@ void __init init_IRQ(void)
                irq_desc[i].status  = IRQ_DISABLED;
                irq_desc[i].action  = NULL;
                irq_desc[i].depth   = 1;
-               irq_desc[i].handler = &no_irq_type;
+               irq_desc[i].chip = &no_irq_type;
                spin_lock_init(&irq_desc[i].lock);
+#ifdef CONFIG_MIPS_MT_SMTC
+               irq_hwmask[i] = 0;
+#endif /* CONFIG_MIPS_MT_SMTC */
        }
 
        arch_init_irq();