| From | Ben Hutchings <> | Date | Thu, 01 Jun 2017 16:43:15 +0100 | Subject | [PATCH 3.16 061/212] power: bq24190_charger: Change first_time flag reset condition |
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3.16.44-rc1 review patch. If anyone has any objections, please let me know.
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From: Thomas Elste <thomas.elste@imms.de>
commit cd054ee16580690830297dbda0abe9c184276d6a upstream.
The initial register reset of BQ24190 generates a charger status change whose propagation via power_supply_changed is prevented using a flag. This flag gets never reset so all following events are ignored as well leading for example to userspace not detecting charger connects/disconnects.
Therefor change the reset condition of first_time flag, so only the propagation of the first charger status change is prevented.
Signed-off-by: Thomas Elste <thomas.elste@imms.de> Signed-off-by: Sebastian Reichel <sre@kernel.org> [bwh: Backported to 3.16: adjust context] Signed-off-by: Ben Hutchings <ben@decadent.org.uk> --- drivers/power/bq24190_charger.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-)
--- a/drivers/power/bq24190_charger.c +++ b/drivers/power/bq24190_charger.c @@ -1268,10 +1268,13 @@ static irqreturn_t bq24190_irq_handler_t * register reset so we should ignore that one (the very first * interrupt received). */ - if (alert_userspace && !bdi->first_time) { - power_supply_changed(&bdi->charger); - power_supply_changed(&bdi->battery); - bdi->first_time = false; + if (alert_userspace) { + if (!bdi->first_time) { + power_supply_changed(&bdi->charger); + power_supply_changed(&bdi->battery); + } else { + bdi->first_time = false; + } } out:
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