PM / Domains: Use power.sybsys_data to reduce overhead

Currently pm_genpd_runtime_resume() has to walk the list of devices
from the device's PM domain to find the corresponding device list
object containing the need_restore field to check if the driver's
.runtime_resume() callback should be executed for the device.
This is suboptimal and can be simplified by using power.sybsys_data
to store device information used by the generic PM domains code.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

1 files changed, 0 insertions, 6 deletions

diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index bf679f59f9a8..5cce46c2d926 100644
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -61,12 +61,6 @@ struct gpd_link {
 	struct list_head slave_node;
 };
 
-struct dev_list_entry {
-	struct list_head node;
-	struct device *dev;
-	bool need_restore;
-};
-
 #ifdef CONFIG_PM_GENERIC_DOMAINS
 extern int pm_genpd_add_device(struct generic_pm_domain *genpd,
 			       struct device *dev);