Provide the Online property. This chip does not have specific flags to
indicate the presence of an input voltage, but this can be inferred from
the reported charging status.

Signed-off-by: Sicelo A. Mhlongo <absicsz@???>
---
drivers/power/supply/bq2415x_charger.c | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/drivers/power/supply/bq2415x_charger.c b/drivers/power/supply/bq2415x_charger.c
index 6a4798a62588..5b47a1d0a51a 100644
--- a/drivers/power/supply/bq2415x_charger.c
+++ b/drivers/power/supply/bq2415x_charger.c
@@ -991,6 +991,7 @@ static enum power_supply_property bq2415x_power_supply_props[] = {
     /* TODO: maybe add more power supply properties */
     POWER_SUPPLY_PROP_STATUS,
     POWER_SUPPLY_PROP_MODEL_NAME,
+    POWER_SUPPLY_PROP_ONLINE,
 };

 static int bq2415x_power_supply_get_property(struct power_supply *psy,
@@ -1017,6 +1018,14 @@ static int bq2415x_power_supply_get_property(struct power_supply *psy,
     case POWER_SUPPLY_PROP_MODEL_NAME:
         val->strval = bq->model;
         break;
+    case POWER_SUPPLY_PROP_ONLINE:
+        ret = bq2415x_exec_command(bq, BQ2415X_CHARGE_STATUS);
+        /* Charger is Online when Charging or Full are reported. It is
+         * also likely online for the Unknown/Fault state too, but
+         * there is no way to be absolutely sure.
+         */
+        val->intval = (ret == 1 || ret == 2);
+        break;
     default:
         return -EINVAL;
     }
-- 
2.43.0