https://bugzilla.kernel.org/show_bug.cgi?id=25232
--- Comment #19 from Lan Tianyu <tianyu....@intel.com> 2013-04-09 08:24:02 ---
Please try following patch. Thanks in advance.
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index c5cd5b5..347ed04 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -146,6 +146,9 @@ struct acpi_battery {
#define to_acpi_battery(x) container_of(x, struct acpi_battery, bat)
+static int acpi_battery_get_info(struct acpi_battery *battery);
+static int acpi_battery_get_state(struct acpi_battery *battery);
+
inline int acpi_battery_present(struct acpi_battery *battery)
{
return battery->device->status.battery_present;
@@ -200,6 +203,7 @@ static int acpi_battery_get_property(struct power_supply
*psy,
if (acpi_battery_present(battery)) {
/* run battery update only if it is present */
+ acpi_battery_get_info(battery);
acpi_battery_get_state(battery);
} else if (psp != POWER_SUPPLY_PROP_PRESENT)
return -ENODEV;
--
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