* to reduce code space and undefined function references.
*/
-#include <linux/errno.h>
#include <linux/module.h>
#include <linux/threads.h>
#include <linux/kernel_stat.h>
#include <linux/config.h>
#include <linux/init.h>
#include <linux/slab.h>
-#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/irq.h>
-#include <linux/proc_fs.h>
-#include <linux/random.h>
#include <linux/seq_file.h>
#include <linux/cpumask.h>
#include <linux/profile.h>
#include <linux/bitops.h>
-#ifdef CONFIG_PPC64
-#include <linux/kallsyms.h>
-#endif
#include <asm/uaccess.h>
#include <asm/system.h>
#include <asm/prom.h>
#include <asm/ptrace.h>
#include <asm/machdep.h>
-#ifdef CONFIG_PPC64
-#include <asm/iseries/it_lp_queue.h>
+#ifdef CONFIG_PPC_ISERIES
#include <asm/paca.h>
#endif
static int ppc_spurious_interrupts;
-#if defined(CONFIG_PPC_ISERIES) && defined(CONFIG_SMP)
-extern void iSeries_smp_message_recv(struct pt_regs *);
-#endif
-
#ifdef CONFIG_PPC32
#define NR_MASK_WORDS ((NR_IRQS + 31) / 32)
}
#endif
-#ifdef CONFIG_PPC_ISERIES
-void do_IRQ(struct pt_regs *regs)
-{
- struct paca_struct *lpaca;
-
- irq_enter();
-
-#ifdef CONFIG_DEBUG_STACKOVERFLOW
- /* Debugging check for stack overflow: is there less than 2KB free? */
- {
- long sp;
-
- sp = __get_SP() & (THREAD_SIZE-1);
-
- if (unlikely(sp < (sizeof(struct thread_info) + 2048))) {
- printk("do_IRQ: stack overflow: %ld\n",
- sp - sizeof(struct thread_info));
- dump_stack();
- }
- }
-#endif
-
- lpaca = get_paca();
-#ifdef CONFIG_SMP
- if (lpaca->lppaca.int_dword.fields.ipi_cnt) {
- lpaca->lppaca.int_dword.fields.ipi_cnt = 0;
- iSeries_smp_message_recv(regs);
- }
-#endif /* CONFIG_SMP */
- if (hvlpevent_is_pending())
- process_hvlpevents(regs);
-
- irq_exit();
-
- if (lpaca->lppaca.int_dword.fields.decr_int) {
- lpaca->lppaca.int_dword.fields.decr_int = 0;
- /* Signal a fake decrementer interrupt */
- timer_interrupt(regs);
- }
-}
-
-#else /* CONFIG_PPC_ISERIES */
-
void do_IRQ(struct pt_regs *regs)
{
int irq;
} else
#endif
__do_IRQ(irq, regs);
- } else
-#ifdef CONFIG_PPC32
- if (irq != -2)
-#endif
- /* That's not SMP safe ... but who cares ? */
- ppc_spurious_interrupts++;
+ } else if (irq != -2)
+ /* That's not SMP safe ... but who cares ? */
+ ppc_spurious_interrupts++;
+
irq_exit();
-}
-#endif /* CONFIG_PPC_ISERIES */
+#ifdef CONFIG_PPC_ISERIES
+ if (get_lppaca()->int_dword.fields.decr_int) {
+ get_lppaca()->int_dword.fields.decr_int = 0;
+ /* Signal a fake decrementer interrupt */
+ timer_interrupt(regs);
+ }
+#endif
+}
void __init init_IRQ(void)
{