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path: root/drivers/usb/typec
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-rw-r--r--drivers/usb/typec/ucsi/psy.c9
-rw-r--r--drivers/usb/typec/ucsi/ucsi.c7
-rw-r--r--drivers/usb/typec/ucsi/ucsi.h2
3 files changed, 17 insertions, 1 deletions
diff --git a/drivers/usb/typec/ucsi/psy.c b/drivers/usb/typec/ucsi/psy.c
index 26ed0b520749..571a51e16234 100644
--- a/drivers/usb/typec/ucsi/psy.c
+++ b/drivers/usb/typec/ucsi/psy.c
@@ -238,4 +238,13 @@ void ucsi_unregister_port_psy(struct ucsi_connector *con)
return;
power_supply_unregister(con->psy);
+ con->psy = NULL;
+}
+
+void ucsi_port_psy_changed(struct ucsi_connector *con)
+{
+ if (IS_ERR_OR_NULL(con->psy))
+ return;
+
+ power_supply_changed(con->psy);
}
diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
index 758b988ac518..51a570d40a42 100644
--- a/drivers/usb/typec/ucsi/ucsi.c
+++ b/drivers/usb/typec/ucsi/ucsi.c
@@ -643,8 +643,10 @@ static void ucsi_handle_connector_change(struct work_struct *work)
role = !!(con->status.flags & UCSI_CONSTAT_PWR_DIR);
if (con->status.change & UCSI_CONSTAT_POWER_OPMODE_CHANGE ||
- con->status.change & UCSI_CONSTAT_POWER_LEVEL_CHANGE)
+ con->status.change & UCSI_CONSTAT_POWER_LEVEL_CHANGE) {
ucsi_pwr_opmode_change(con);
+ ucsi_port_psy_changed(con);
+ }
if (con->status.change & UCSI_CONSTAT_POWER_DIR_CHANGE) {
typec_set_pwr_role(con->port, role);
@@ -674,6 +676,8 @@ static void ucsi_handle_connector_change(struct work_struct *work)
ucsi_register_partner(con);
else
ucsi_unregister_partner(con);
+
+ ucsi_port_psy_changed(con);
}
if (con->status.change & UCSI_CONSTAT_CAM_CHANGE) {
@@ -994,6 +998,7 @@ static int ucsi_register_port(struct ucsi *ucsi, int index)
!!(con->status.flags & UCSI_CONSTAT_PWR_DIR));
ucsi_pwr_opmode_change(con);
ucsi_register_partner(con);
+ ucsi_port_psy_changed(con);
}
if (con->partner) {
diff --git a/drivers/usb/typec/ucsi/ucsi.h b/drivers/usb/typec/ucsi/ucsi.h
index cba6f77bea61..b7a92f246050 100644
--- a/drivers/usb/typec/ucsi/ucsi.h
+++ b/drivers/usb/typec/ucsi/ucsi.h
@@ -340,9 +340,11 @@ int ucsi_resume(struct ucsi *ucsi);
#if IS_ENABLED(CONFIG_POWER_SUPPLY)
int ucsi_register_port_psy(struct ucsi_connector *con);
void ucsi_unregister_port_psy(struct ucsi_connector *con);
+void ucsi_port_psy_changed(struct ucsi_connector *con);
#else
static inline int ucsi_register_port_psy(struct ucsi_connector *con) { return 0; }
static inline void ucsi_unregister_port_psy(struct ucsi_connector *con) { }
+static inline void ucsi_port_psy_changed(struct ucsi_connector *con) { }
#endif /* CONFIG_POWER_SUPPLY */
#if IS_ENABLED(CONFIG_TYPEC_DP_ALTMODE)