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-rw-r--r--drivers/acpi/processor_idle.c10
-rw-r--r--include/acpi/processor.h1
2 files changed, 7 insertions, 4 deletions
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 89d3fd4c3cd..6d1e238e237 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -322,8 +322,6 @@ static void acpi_processor_idle(void)
cx = &pr->power.states[ACPI_STATE_C1];
#endif
- cx->usage++;
-
/*
* Sleep:
* ------
@@ -430,6 +428,9 @@ static void acpi_processor_idle(void)
local_irq_enable();
return;
}
+ cx->usage++;
+ if ((cx->type != ACPI_STATE_C1) && (sleep_ticks > 0))
+ cx->time += sleep_ticks;
next_state = pr->power.state;
@@ -1053,9 +1054,10 @@ static int acpi_processor_power_seq_show(struct seq_file *seq, void *offset)
else
seq_puts(seq, "demotion[--] ");
- seq_printf(seq, "latency[%03d] usage[%08d]\n",
+ seq_printf(seq, "latency[%03d] usage[%08d] duration[%020llu]\n",
pr->power.states[i].latency,
- pr->power.states[i].usage);
+ pr->power.states[i].usage,
+ pr->power.states[i].time);
}
end:
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index 77371b3cdc4..9dd5b75961f 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -62,6 +62,7 @@ struct acpi_processor_cx {
u32 latency_ticks;
u32 power;
u32 usage;
+ u64 time;
struct acpi_processor_cx_policy promotion;
struct acpi_processor_cx_policy demotion;
};