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-rw-r--r--drivers/power/bq27x00_battery.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/power/bq27x00_battery.c b/drivers/power/bq27x00_battery.c
index 5b9f0eacb20a..e3bacfe3bcd0 100644
--- a/drivers/power/bq27x00_battery.c
+++ b/drivers/power/bq27x00_battery.c
@@ -254,9 +254,11 @@ static inline int bq27x00_battery_read_nac(struct bq27x00_device_info *di)
{
int flags;
bool is_bq27500 = di->chip == BQ27500;
+ bool is_bq27742 = di->chip == BQ27742;
bool is_higher = bq27xxx_is_chip_version_higher(di);
+ bool flags_1b = !(is_bq27500 || is_bq27742);
- flags = bq27x00_read(di, BQ27x00_REG_FLAGS, !is_bq27500);
+ flags = bq27x00_read(di, BQ27x00_REG_FLAGS, flags_1b);
if (flags >= 0 && !is_higher && (flags & BQ27000_FLAG_CI))
return -ENODATA;
@@ -436,13 +438,14 @@ static void bq27x00_update(struct bq27x00_device_info *di)
bool is_bq27500 = di->chip == BQ27500;
bool is_bq27425 = di->chip == BQ27425;
bool is_bq27742 = di->chip == BQ27742;
+ bool flags_1b = !(is_bq27500 || is_bq27742);
- cache.flags = bq27x00_read(di, BQ27x00_REG_FLAGS, !is_bq27500);
+ cache.flags = bq27x00_read(di, BQ27x00_REG_FLAGS, flags_1b);
if ((cache.flags & 0xff) == 0xff)
/* read error */
cache.flags = -1;
if (cache.flags >= 0) {
- if (!is_bq27500 && !is_bq27425
+ if (!is_bq27500 && !is_bq27425 && !is_bq27742
&& (cache.flags & BQ27000_FLAG_CI)) {
dev_info(di->dev, "battery is not calibrated! ignoring capacity values\n");
cache.capacity = -ENODATA;
@@ -470,9 +473,7 @@ static void bq27x00_update(struct bq27x00_device_info *di)
bq27x00_battery_read_time(di,
BQ27x00_REG_TTF);
}
- if (!is_bq27742)
- cache.charge_full =
- bq27x00_battery_read_lmd(di);
+ cache.charge_full = bq27x00_battery_read_lmd(di);
cache.health = bq27x00_battery_read_health(di);
}
cache.temperature = bq27x00_battery_read_temperature(di);