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-rw-r--r--include/linux/energy_model.h11
-rw-r--r--kernel/power/energy_model.c2
2 files changed, 6 insertions, 7 deletions
diff --git a/include/linux/energy_model.h b/include/linux/energy_model.h
index 3a33c738d876..9618c0a46ef4 100644
--- a/include/linux/energy_model.h
+++ b/include/linux/energy_model.h
@@ -13,9 +13,8 @@
/**
* em_perf_state - Performance state of a performance domain
* @frequency: The frequency in KHz, for consistency with CPUFreq
- * @power: The power consumed at this level, in milli-watts (by 1 CPU or
- by a registered device). It can be a total power: static and
- dynamic.
+ * @power: The power consumed at this level (by 1 CPU or by a registered
+ * device). It can be a total power: static and dynamic.
* @cost: The cost coefficient associated with this level, used during
* energy calculation. Equal to: power * max_frequency / frequency
*/
@@ -58,7 +57,7 @@ struct em_data_callback {
/**
* active_power() - Provide power at the next performance state of
* a device
- * @power : Active power at the performance state in mW
+ * @power : Active power at the performance state
* (modified)
* @freq : Frequency at the performance state in kHz
* (modified)
@@ -69,8 +68,8 @@ struct em_data_callback {
* and frequency.
*
* In case of CPUs, the power is the one of a single CPU in the domain,
- * expressed in milli-watts. It is expected to fit in the
- * [0, EM_MAX_POWER] range.
+ * expressed in milli-Watts or an abstract scale. It is expected to
+ * fit in the [0, EM_MAX_POWER] range.
*
* Return 0 on success.
*/
diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c
index efe2a595988e..1358fa4abfa8 100644
--- a/kernel/power/energy_model.c
+++ b/kernel/power/energy_model.c
@@ -143,7 +143,7 @@ static int em_create_perf_table(struct device *dev, struct em_perf_domain *pd,
/*
* The power returned by active_state() is expected to be
- * positive, in milli-watts and to fit into 16 bits.
+ * positive and to fit into 16 bits.
*/
if (!power || power > EM_MAX_POWER) {
dev_err(dev, "EM: invalid power: %lu\n",