aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/power/bq27x00_battery.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/power/bq27x00_battery.c')
-rw-r--r--drivers/power/bq27x00_battery.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/power/bq27x00_battery.c b/drivers/power/bq27x00_battery.c
index 1b06134e0ae8..9f16666dc466 100644
--- a/drivers/power/bq27x00_battery.c
+++ b/drivers/power/bq27x00_battery.c
@@ -252,16 +252,21 @@ static int bq27x00_battery_get_property(struct power_supply *psy,
252{ 252{
253 int ret = 0; 253 int ret = 0;
254 struct bq27x00_device_info *di = to_bq27x00_device_info(psy); 254 struct bq27x00_device_info *di = to_bq27x00_device_info(psy);
255 int voltage = bq27x00_battery_voltage(di);
256
257 if (psp != POWER_SUPPLY_PROP_PRESENT && voltage <= 0)
258 return -ENODEV;
255 259
256 switch (psp) { 260 switch (psp) {
257 case POWER_SUPPLY_PROP_STATUS: 261 case POWER_SUPPLY_PROP_STATUS:
258 ret = bq27x00_battery_status(di, val); 262 ret = bq27x00_battery_status(di, val);
259 break; 263 break;
260 case POWER_SUPPLY_PROP_VOLTAGE_NOW: 264 case POWER_SUPPLY_PROP_VOLTAGE_NOW:
265 val->intval = voltage;
266 break;
261 case POWER_SUPPLY_PROP_PRESENT: 267 case POWER_SUPPLY_PROP_PRESENT:
262 val->intval = bq27x00_battery_voltage(di);
263 if (psp == POWER_SUPPLY_PROP_PRESENT) 268 if (psp == POWER_SUPPLY_PROP_PRESENT)
264 val->intval = val->intval <= 0 ? 0 : 1; 269 val->intval = voltage <= 0 ? 0 : 1;
265 break; 270 break;
266 case POWER_SUPPLY_PROP_CURRENT_NOW: 271 case POWER_SUPPLY_PROP_CURRENT_NOW:
267 val->intval = bq27x00_battery_current(di); 272 val->intval = bq27x00_battery_current(di);