diff options
| author | Hakan Berg <hakan.berg@stericsson.com> | 2013-01-11 17:13:01 +0400 |
|---|---|---|
| committer | Anton Vorontsov <anton@enomsg.org> | 2013-01-16 05:44:38 +0400 |
| commit | 8bcf3b39a8776630eeec51aa1180626d66dc51aa (patch) | |
| tree | 498b875b057fc752b0e527ec21d05986512efebd /drivers/power | |
| parent | 0cdaf9a900f6fb63a1c77f51ac8d3c16481709f3 (diff) | |
| download | linux-8bcf3b39a8776630eeec51aa1180626d66dc51aa.tar.xz | |
ab8500_fg: Added support for BATT_OVV
Add support for the battery over-voltage situation
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Hakan Berg <hakan.berg@stericsson.com>
Reviewed-by: Karl KOMIEROWSKI <karl.komierowski@stericsson.com>
Signed-off-by: Anton Vorontsov <anton@enomsg.org>
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/ab8500_fg.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/drivers/power/ab8500_fg.c b/drivers/power/ab8500_fg.c index af0374620681..2917def7621c 100644 --- a/drivers/power/ab8500_fg.c +++ b/drivers/power/ab8500_fg.c @@ -1840,24 +1840,26 @@ static void ab8500_fg_check_hw_failure_work(struct work_struct *work) * If we have had a battery over-voltage situation, * check ovv-bit to see if it should be reset. */ - if (di->flags.bat_ovv) { - ret = abx500_get_register_interruptible(di->dev, - AB8500_CHARGER, AB8500_CH_STAT_REG, - ®_value); - if (ret < 0) { - dev_err(di->dev, "%s ab8500 read failed\n", __func__); - return; - } - if ((reg_value & BATT_OVV) != BATT_OVV) { - dev_dbg(di->dev, "Battery recovered from OVV\n"); - di->flags.bat_ovv = false; + ret = abx500_get_register_interruptible(di->dev, + AB8500_CHARGER, AB8500_CH_STAT_REG, + ®_value); + if (ret < 0) { + dev_err(di->dev, "%s ab8500 read failed\n", __func__); + return; + } + if ((reg_value & BATT_OVV) == BATT_OVV) { + if (!di->flags.bat_ovv) { + dev_dbg(di->dev, "Battery OVV\n"); + di->flags.bat_ovv = true; power_supply_changed(&di->fg_psy); - return; } - /* Not yet recovered from ovv, reschedule this test */ queue_delayed_work(di->fg_wq, &di->fg_check_hw_failure_work, round_jiffies(HZ)); + } else { + dev_dbg(di->dev, "Battery recovered from OVV\n"); + di->flags.bat_ovv = false; + power_supply_changed(&di->fg_psy); } } @@ -2037,8 +2039,6 @@ static irqreturn_t ab8500_fg_batt_ovv_handler(int irq, void *_di) struct ab8500_fg *di = _di; dev_dbg(di->dev, "Battery OVV\n"); - di->flags.bat_ovv = true; - power_supply_changed(&di->fg_psy); /* Schedule a new HW failure check */ queue_delayed_work(di->fg_wq, &di->fg_check_hw_failure_work, 0); |