[MIPS] Implement clockevents for R4000-style cp0 count/compare interrupt

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

3 files changed, 8 insertions, 6 deletions

diff --git a/include/asm-mips/mach-ip27/irq.h b/include/asm-mips/mach-ip27/irq.h
index 25f0c3f39adf..cf4384bfa846 100644
--- a/include/asm-mips/mach-ip27/irq.h
+++ b/include/asm-mips/mach-ip27/irq.h
@@ -17,4 +17,6 @@
  */
 #define NR_IRQS 256
 
+#include_next <irq.h>
+
 #endif /* __ASM_MACH_IP27_IRQ_H */
diff --git a/include/asm-mips/qemu.h b/include/asm-mips/qemu.h
index 531caf44560c..487ced4a40de 100644
--- a/include/asm-mips/qemu.h
+++ b/include/asm-mips/qemu.h
@@ -12,7 +12,7 @@
  * Interrupt numbers
  */
 #define Q_PIC_IRQ_BASE          0
-#define Q_COUNT_COMPARE_IRQ     16
+#define Q_COUNT_COMPARE_IRQ     23
 
 /*
  * Qemu clock rate.  Unlike on real MIPS this has no relation to the
diff --git a/include/asm-mips/time.h b/include/asm-mips/time.h
index 3516b32c9efb..35555bd5c52d 100644
--- a/include/asm-mips/time.h
+++ b/include/asm-mips/time.h
@@ -49,11 +49,6 @@ extern void (*mips_timer_ack)(void);
 extern struct clocksource clocksource_mips;
 
 /*
- * The low-level timer interrupt routine.
- */
-extern void ll_timer_interrupt(int irq, void *dev_id);
-
-/*
  * profiling and process accouting is done separately in local_timer_interrupt
  */
 extern void local_timer_interrupt(int irq, void *dev_id);
@@ -78,4 +73,9 @@ extern unsigned int mips_hpt_frequency;
  */
 extern int (*perf_irq)(void);
 
+/*
+ * Initialize the calling CPU's compare interrupt as clockevent device
+ */
+extern void mips_clockevent_init(void);
+
 #endif /* _ASM_TIME_H */