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power: bq25890: update state on property read

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Edge interrupts from the charger may be lost or stuck in fault mode
since probe(). Check if something changed everytime userspace wants
some data.

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Michał Mirosław 2020-05-04 21:47:45 +02:00 committed by Sebastian Reichel
parent 21d90eda43
commit 3b4df57bef
1 changed files with 4 additions and 0 deletions
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4
drivers/power/supply/bq25890_charger.c
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@ -387,6 +387,8 @@ static bool bq25890_is_adc_property(enum power_supply_property psp)
}
}
static irqreturn_t __bq25890_handle_irq(struct bq25890_device *bq);
static int bq25890_power_supply_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
@ -397,6 +399,8 @@ static int bq25890_power_supply_get_property(struct power_supply *psy,
int ret;
mutex_lock(&bq->lock);
/* update state in case we lost an interrupt */
__bq25890_handle_irq(bq);
state = bq->state;
do_adc_conv = !state.online && bq25890_is_adc_property(psp);
if (do_adc_conv)