ACPI / Battery: Add the power unit macro
This patch is cosmetic only, and makes no functional change.
Signed-off-by: Lan Tianyu <tianyu.lan@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index fcc13ac..611434f 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -55,6 +55,9 @@
#define ACPI_BATTERY_NOTIFY_INFO 0x81
#define ACPI_BATTERY_NOTIFY_THRESHOLD 0x82
+/* Battery power unit: 0 means mW, 1 means mA */
+#define ACPI_BATTERY_POWER_UNIT_MA 1
+
#define _COMPONENT ACPI_BATTERY_COMPONENT
ACPI_MODULE_NAME("battery");
@@ -301,7 +304,8 @@
#ifdef CONFIG_ACPI_PROCFS_POWER
inline char *acpi_battery_units(struct acpi_battery *battery)
{
- return (battery->power_unit)?"mA":"mW";
+ return (battery->power_unit == ACPI_BATTERY_POWER_UNIT_MA) ?
+ "mA" : "mW";
}
#endif
@@ -544,7 +548,7 @@
{
int result;
- if (battery->power_unit) {
+ if (battery->power_unit == ACPI_BATTERY_POWER_UNIT_MA) {
battery->bat.properties = charge_battery_props;
battery->bat.num_properties =
ARRAY_SIZE(charge_battery_props);
@@ -575,7 +579,8 @@
static void acpi_battery_quirks(struct acpi_battery *battery)
{
- if (dmi_name_in_vendors("Acer") && battery->power_unit) {
+ if (dmi_name_in_vendors("Acer") &&
+ battery->power_unit == ACPI_BATTERY_POWER_UNIT_MA) {
set_bit(ACPI_BATTERY_QUIRK_SIGNED16_CURRENT, &battery->flags);
}
}