[PATCH 03/13] ARM: omap1: delete useless interrupt handler

Russell King - ARM Linux
2011-05-10T07:28:59Z

The OMAP1 clocksource interrupt handler just increments a variable
which otherwise isn't used, so this seems to be unnecessary. Tony
Lindgren confirms, so lets remove it.

Cc: Tony Lindgren <tony@atomide.com>
Cc: linux-omap@vger.kernel.org
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
arch/arm/mach-omap1/time.c | 15 ---------------
1 files changed, 0 insertions(+), 15 deletions(-)

diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c
index 6885d2f..e2c29b4 100644
--- a/arch/arm/mach-omap1/time.c
+++ b/arch/arm/mach-omap1/time.c
@@ -189,20 +189,6 @@ static __init void omap_init_mpu_timer(unsigned long rate)
* ---------------------------------------------------------------------------
*/

-static unsigned long omap_mpu_timer2_overflows;
-
-static irqreturn_t omap_mpu_timer2_interrupt(int irq, void *dev_id)
-{
- omap_mpu_timer2_overflows++;
- return IRQ_HANDLED;
-}
-
-static struct irqaction omap_mpu_timer2_irq = {
- .name = "mpu_timer2",
- .flags = IRQF_DISABLED,
- .handler = omap_mpu_timer2_interrupt,
-};
-
static cycle_t mpu_read(struct clocksource *cs)
{
return ~omap_mpu_timer_read(1);
@@ -247,7 +233,6 @@ static void __init omap_init_clocksource(unsigned long rate)
static char err[] __initdata = KERN_ERR
"%s: can't register clocksource!\n";

- setup_irq(INT_TIMER2, &omap_mpu_timer2_irq);
omap_mpu_timer_start(1, ~0, 1);
init_sched_clock(&cd, mpu_update_sched_clock, 32, rate);

--
1.7.4.4