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[5/5] PM: domains: Drop the unused pm_genpd_opp_to_performance_state()

Message ID 20231012153616.101485-1-ulf.hansson@linaro.org (mailing list archive)
State Handled Elsewhere, archived
Headers show
Series PM: domains: Drop pm_genpd_opp_to_performance_state() | expand

Commit Message

Ulf Hansson Oct. 12, 2023, 3:36 p.m. UTC 
Since commit 7c41cdcd3bbe ("OPP: Simplify the over-designed pstate <->
level dance"), there is no longer any users of the
pm_genpd_opp_to_performance_state() API. Let's therefore drop it and its
corresponding ->opp_to_performance_state() callback, which also no longer
has any users.

Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---
 drivers/base/power/domain.c | 32 --------------------------------
 include/linux/pm_domain.h   | 12 ------------
 2 files changed, 44 deletions(-)
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Patch

diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 5cb2023581d4..04bd4fd82acf 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -3032,38 +3032,6 @@  int of_genpd_parse_idle_states(struct device_node *dn,
 }
 EXPORT_SYMBOL_GPL(of_genpd_parse_idle_states);
 
-/**
- * pm_genpd_opp_to_performance_state - Gets performance state of the genpd from its OPP node.
- *
- * @genpd_dev: Genpd's device for which the performance-state needs to be found.
- * @opp: struct dev_pm_opp of the OPP for which we need to find performance
- *	state.
- *
- * Returns performance state encoded in the OPP of the genpd. This calls
- * platform specific genpd->opp_to_performance_state() callback to translate
- * power domain OPP to performance state.
- *
- * Returns performance state on success and 0 on failure.
- */
-unsigned int pm_genpd_opp_to_performance_state(struct device *genpd_dev,
-					       struct dev_pm_opp *opp)
-{
-	struct generic_pm_domain *genpd = NULL;
-	int state;
-
-	genpd = container_of(genpd_dev, struct generic_pm_domain, dev);
-
-	if (unlikely(!genpd->opp_to_performance_state))
-		return 0;
-
-	genpd_lock(genpd);
-	state = genpd->opp_to_performance_state(genpd, opp);
-	genpd_unlock(genpd);
-
-	return state;
-}
-EXPORT_SYMBOL_GPL(pm_genpd_opp_to_performance_state);
-
 static int __init genpd_bus_init(void)
 {
 	return bus_register(&genpd_bus_type);
diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index f776fb93eaa0..124f870f38ca 100644
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -113,7 +113,6 @@  struct genpd_power_state {
 };
 
 struct genpd_lock_ops;
-struct dev_pm_opp;
 struct opp_table;
 
 struct generic_pm_domain {
@@ -141,8 +140,6 @@  struct generic_pm_domain {
 	int (*power_on)(struct generic_pm_domain *domain);
 	struct raw_notifier_head power_notifiers; /* Power on/off notifiers */
 	struct opp_table *opp_table;	/* OPP table of the genpd */
-	unsigned int (*opp_to_performance_state)(struct generic_pm_domain *genpd,
-						 struct dev_pm_opp *opp);
 	int (*set_performance_state)(struct generic_pm_domain *genpd,
 				     unsigned int state);
 	struct gpd_dev_ops dev_ops;
@@ -343,8 +340,6 @@  int of_genpd_remove_subdomain(struct of_phandle_args *parent_spec,
 struct generic_pm_domain *of_genpd_remove_last(struct device_node *np);
 int of_genpd_parse_idle_states(struct device_node *dn,
 			       struct genpd_power_state **states, int *n);
-unsigned int pm_genpd_opp_to_performance_state(struct device *genpd_dev,
-					       struct dev_pm_opp *opp);
 
 int genpd_dev_pm_attach(struct device *dev);
 struct device *genpd_dev_pm_attach_by_id(struct device *dev,
@@ -390,13 +385,6 @@  static inline int of_genpd_parse_idle_states(struct device_node *dn,
 	return -ENODEV;
 }
 
-static inline unsigned int
-pm_genpd_opp_to_performance_state(struct device *genpd_dev,
-				  struct dev_pm_opp *opp)
-{
-	return 0;
-}
-
 static inline int genpd_dev_pm_attach(struct device *dev)
 {
 	return 0;