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-rw-r--r--arch/blackfin/kernel/process.c6
-rw-r--r--arch/blackfin/kernel/setup.c16
-rw-r--r--arch/blackfin/kernel/time-ts.c8
3 files changed, 23 insertions, 7 deletions
diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c
index 6a80a9e9fc4..8dd0416673c 100644
--- a/arch/blackfin/kernel/process.c
+++ b/arch/blackfin/kernel/process.c
@@ -88,10 +88,12 @@ void cpu_idle(void)
#endif
if (!idle)
idle = default_idle;
- tick_nohz_stop_sched_tick(1);
+ tick_nohz_idle_enter();
+ rcu_idle_enter();
while (!need_resched())
idle();
- tick_nohz_restart_sched_tick();
+ rcu_idle_exit();
+ tick_nohz_idle_exit();
preempt_enable_no_resched();
schedule();
preempt_disable();
diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c
index dfa2525a442..d6102c86d03 100644
--- a/arch/blackfin/kernel/setup.c
+++ b/arch/blackfin/kernel/setup.c
@@ -828,10 +828,18 @@ static inline int __init get_mem_size(void)
u32 ddrctl = bfin_read_EBIU_DDRCTL1();
int ret = 0;
switch (ddrctl & 0xc0000) {
- case DEVSZ_64: ret = 64 / 8;
- case DEVSZ_128: ret = 128 / 8;
- case DEVSZ_256: ret = 256 / 8;
- case DEVSZ_512: ret = 512 / 8;
+ case DEVSZ_64:
+ ret = 64 / 8;
+ break;
+ case DEVSZ_128:
+ ret = 128 / 8;
+ break;
+ case DEVSZ_256:
+ ret = 256 / 8;
+ break;
+ case DEVSZ_512:
+ ret = 512 / 8;
+ break;
}
switch (ddrctl & 0x30000) {
case DEVWD_4: ret *= 2;
diff --git a/arch/blackfin/kernel/time-ts.c b/arch/blackfin/kernel/time-ts.c
index 1bcf3a3c57d..d98f2d69b0c 100644
--- a/arch/blackfin/kernel/time-ts.c
+++ b/arch/blackfin/kernel/time-ts.c
@@ -219,7 +219,7 @@ static void __init bfin_gptmr0_clockevent_init(struct clock_event_device *evt)
#if defined(CONFIG_TICKSOURCE_CORETMR)
/* per-cpu local core timer */
-static DEFINE_PER_CPU(struct clock_event_device, coretmr_events);
+DEFINE_PER_CPU(struct clock_event_device, coretmr_events);
static int bfin_coretmr_set_next_event(unsigned long cycles,
struct clock_event_device *evt)
@@ -281,6 +281,7 @@ void bfin_coretmr_init(void)
#ifdef CONFIG_CORE_TIMER_IRQ_L1
__attribute__((l1_text))
#endif
+
irqreturn_t bfin_coretmr_interrupt(int irq, void *dev_id)
{
int cpu = smp_processor_id();
@@ -306,6 +307,11 @@ void bfin_coretmr_clockevent_init(void)
unsigned int cpu = smp_processor_id();
struct clock_event_device *evt = &per_cpu(coretmr_events, cpu);
+#ifdef CONFIG_SMP
+ evt->broadcast = smp_timer_broadcast;
+#endif
+
+
evt->name = "bfin_core_timer";
evt->rating = 350;
evt->irq = -1;