lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ACPI / Battery: Add the power unit macro

Browse Source 
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>
This commit is contained in:
Lan Tianyu 2011-06-30 11:32:40 +08:00 committed by Len Brown
parent 8d86e5f914
commit ae6f618704
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/acpi/battery.c
View File

@ -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 @@ static enum power_supply_property energy_battery_props[] = {
#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 @@ static int sysfs_add_battery(struct acpi_battery *battery)
{
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 sysfs_remove_battery(struct acpi_battery *battery)
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);
}
}