Remove old function em_register_perf_domain which is no longer needed.
There is em_dev_register_perf_domain that covers old use cases and new as
well.
Signed-off-by: Lukasz Luba <lukasz.luba@xxxxxxx>
---
include/linux/energy_model.h | 7 -------
kernel/power/energy_model.c | 25 -------------------------
2 files changed, 32 deletions(-)
diff --git a/include/linux/energy_model.h b/include/linux/energy_model.h
index f6b8077cc875..73c43e4c8a3b 100644
--- a/include/linux/energy_model.h
+++ b/include/linux/energy_model.h
@@ -78,8 +78,6 @@ struct em_data_callback {
struct em_perf_domain *em_cpu_get(int cpu);
struct em_perf_domain *em_pd_get(struct device *dev);
void em_pd_put(struct device *dev);
-int em_register_perf_domain(cpumask_t *span, unsigned int nr_states,
- struct em_data_callback *cb);
int em_dev_register_perf_domain(struct device *dev, unsigned int nr_states,
struct em_data_callback *cb, cpumask_t *span);
void em_dev_unregister_perf_domain(struct device *dev);
@@ -181,11 +179,6 @@ static inline int em_pd_nr_perf_states(struct em_perf_domain *pd)
struct em_data_callback {};
#define EM_DATA_CB(_active_power_cb) { }
-static inline int em_register_perf_domain(cpumask_t *span,
- unsigned int nr_states, struct em_data_callback *cb)
-{
- return -EINVAL;
-}
static inline
int em_dev_register_perf_domain(struct device *dev, unsigned int nr_states,
struct em_data_callback *cb, cpumask_t *span)
diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c
index 5967a21b56fc..506d3e39b553 100644
--- a/kernel/power/energy_model.c
+++ b/kernel/power/energy_model.c
@@ -500,31 +500,6 @@ static void _em_release(struct kref *ref)
kfree(em_dev);
}
-/**
- * em_register_perf_domain() - Register the Energy Model of a performance domain
- * @span : Mask of CPUs in the performance domain
- * @nr_states : Number of capacity states to register
- * @cb : Callback functions providing the data of the Energy Model
- *
- * Create Energy Model tables for a performance domain using the callbacks
- * defined in cb.
- *
- * If multiple clients register the same performance domain, all but the first
- * registration will be ignored.
- *
- * Return 0 on success
- */
-int em_register_perf_domain(cpumask_t *span, unsigned int nr_states,
- struct em_data_callback *cb)
-{
- struct device *cpu_dev;
-
- cpu_dev = get_cpu_device(cpumask_first(span));
-
- return em_dev_register_perf_domain(cpu_dev, nr_states, cb, span);
-}
-EXPORT_SYMBOL_GPL(em_register_perf_domain);
-
/**
* em_dev_unregister_perf_domain() - Unregister Energy Model (EM) for a device
* @dev : Device for which the EM is registered
--
2.17.1
