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authorJonathan Corbet <corbet@lwn.net>2008-07-14 17:29:34 -0400
committerJonathan Corbet <corbet@lwn.net>2008-07-14 17:29:34 -0400
commit2fceef397f9880b212a74c418290ce69e7ac00eb (patch)
treed9cc09ab992825ef7fede4a688103503e3caf655 /arch/mips/sgi-ip27/ip27-timer.c
parentfeae1ef116ed381625d3731c5ae4f4ebcb3fa302 (diff)
parentbce7f793daec3e65ec5c5705d2457b81fe7b5725 (diff)
Merge commit 'v2.6.26' into bkl-removal
Diffstat (limited to 'arch/mips/sgi-ip27/ip27-timer.c')
-rw-r--r--arch/mips/sgi-ip27/ip27-timer.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/arch/mips/sgi-ip27/ip27-timer.c b/arch/mips/sgi-ip27/ip27-timer.c
index 9cebc9e7da63..8b4e854af925 100644
--- a/arch/mips/sgi-ip27/ip27-timer.c
+++ b/arch/mips/sgi-ip27/ip27-timer.c
@@ -160,10 +160,13 @@ static void rt_set_mode(enum clock_event_mode mode,
160 160
161int rt_timer_irq; 161int rt_timer_irq;
162 162
163static DEFINE_PER_CPU(struct clock_event_device, hub_rt_clockevent);
164static DEFINE_PER_CPU(char [11], hub_rt_name);
165
163static irqreturn_t hub_rt_counter_handler(int irq, void *dev_id) 166static irqreturn_t hub_rt_counter_handler(int irq, void *dev_id)
164{ 167{
165 struct clock_event_device *cd = dev_id;
166 unsigned int cpu = smp_processor_id(); 168 unsigned int cpu = smp_processor_id();
169 struct clock_event_device *cd = &per_cpu(hub_rt_clockevent, cpu);
167 int slice = cputoslice(cpu); 170 int slice = cputoslice(cpu);
168 171
169 /* 172 /*
@@ -192,10 +195,7 @@ struct irqaction hub_rt_irqaction = {
192#define NSEC_PER_CYCLE 800 195#define NSEC_PER_CYCLE 800
193#define CYCLES_PER_SEC (NSEC_PER_SEC / NSEC_PER_CYCLE) 196#define CYCLES_PER_SEC (NSEC_PER_SEC / NSEC_PER_CYCLE)
194 197
195static DEFINE_PER_CPU(struct clock_event_device, hub_rt_clockevent); 198void __cpuinit hub_rt_clock_event_init(void)
196static DEFINE_PER_CPU(char [11], hub_rt_name);
197
198static void __cpuinit hub_rt_clock_event_init(void)
199{ 199{
200 unsigned int cpu = smp_processor_id(); 200 unsigned int cpu = smp_processor_id();
201 struct clock_event_device *cd = &per_cpu(hub_rt_clockevent, cpu); 201 struct clock_event_device *cd = &per_cpu(hub_rt_clockevent, cpu);
@@ -203,17 +203,16 @@ static void __cpuinit hub_rt_clock_event_init(void)
203 int irq = rt_timer_irq; 203 int irq = rt_timer_irq;
204 204
205 sprintf(name, "hub-rt %d", cpu); 205 sprintf(name, "hub-rt %d", cpu);
206 cd->name = "HUB-RT", 206 cd->name = name;
207 cd->features = CLOCK_EVT_FEAT_ONESHOT, 207 cd->features = CLOCK_EVT_FEAT_ONESHOT;
208 clockevent_set_clock(cd, CYCLES_PER_SEC); 208 clockevent_set_clock(cd, CYCLES_PER_SEC);
209 cd->max_delta_ns = clockevent_delta2ns(0xfffffffffffff, cd); 209 cd->max_delta_ns = clockevent_delta2ns(0xfffffffffffff, cd);
210 cd->min_delta_ns = clockevent_delta2ns(0x300, cd); 210 cd->min_delta_ns = clockevent_delta2ns(0x300, cd);
211 cd->rating = 200, 211 cd->rating = 200;
212 cd->irq = irq, 212 cd->irq = irq;
213 cd->cpumask = cpumask_of_cpu(cpu), 213 cd->cpumask = cpumask_of_cpu(cpu);
214 cd->rating = 300, 214 cd->set_next_event = rt_next_event;
215 cd->set_next_event = rt_next_event, 215 cd->set_mode = rt_set_mode;
216 cd->set_mode = rt_set_mode,
217 clockevents_register_device(cd); 216 clockevents_register_device(cd);
218} 217}
219 218
@@ -261,6 +260,7 @@ void __init plat_time_init(void)
261{ 260{
262 hub_rt_clocksource_init(); 261 hub_rt_clocksource_init();
263 hub_rt_clock_event_global_init(); 262 hub_rt_clock_event_global_init();
263 hub_rt_clock_event_init();
264} 264}
265 265
266void __cpuinit cpu_time_init(void) 266void __cpuinit cpu_time_init(void)
@@ -281,7 +281,6 @@ void __cpuinit cpu_time_init(void)
281 281
282 printk("CPU %d clock is %dMHz.\n", smp_processor_id(), cpu->cpu_speed); 282 printk("CPU %d clock is %dMHz.\n", smp_processor_id(), cpu->cpu_speed);
283 283
284 hub_rt_clock_event_init();
285 set_c0_status(SRB_TIMOCLK); 284 set_c0_status(SRB_TIMOCLK);
286} 285}
287 286