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Diffstat (limited to 'arch/mips/oprofile/op_model_mipsxx.c')
-rw-r--r--arch/mips/oprofile/op_model_mipsxx.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/mips/oprofile/op_model_mipsxx.c b/arch/mips/oprofile/op_model_mipsxx.c
index 54759f1..4d80a85 100644
--- a/arch/mips/oprofile/op_model_mipsxx.c
+++ b/arch/mips/oprofile/op_model_mipsxx.c
@@ -298,6 +298,11 @@ static void reset_counters(void *arg)
}
}
+static irqreturn_t mipsxx_perfcount_int(int irq, void *dev_id)
+{
+ return mipsxx_perfcount_handler();
+}
+
static int __init mipsxx_init(void)
{
int counters;
@@ -317,6 +322,10 @@ static int __init mipsxx_init(void)
op_model_mipsxx_ops.num_counters = counters;
switch (current_cpu_type()) {
+ case CPU_M14KC:
+ op_model_mipsxx_ops.cpu_type = "mips/M14Kc";
+ break;
+
case CPU_20KC:
op_model_mipsxx_ops.cpu_type = "mips/20K";
break;
@@ -374,6 +383,10 @@ static int __init mipsxx_init(void)
save_perf_irq = perf_irq;
perf_irq = mipsxx_perfcount_handler;
+ if ((cp0_perfcount_irq >= 0) && (cp0_compare_irq != cp0_perfcount_irq))
+ return request_irq(cp0_perfcount_irq, mipsxx_perfcount_int,
+ 0, "Perfcounter", save_perf_irq);
+
return 0;
}
@@ -381,6 +394,9 @@ static void mipsxx_exit(void)
{
int counters = op_model_mipsxx_ops.num_counters;
+ if ((cp0_perfcount_irq >= 0) && (cp0_compare_irq != cp0_perfcount_irq))
+ free_irq(cp0_perfcount_irq, save_perf_irq);
+
counters = counters_per_cpu_to_total(counters);
on_each_cpu(reset_counters, (void *)(long)counters, 1);