diff options
| author | Maximilian Weigand <mweigand@mweigand.net> | 2023-06-14 20:10:43 +0200 |
|---|---|---|
| committer | Sebastian Reichel <sebastian.reichel@collabora.com> | 2023-09-14 17:42:36 +0200 |
| commit | 1769142a14c34a8acd67657bc3e637f22f75e026 (patch) | |
| tree | bca10ef45c31f9042407d5a4d890a7a553aa4876 | |
| parent | 814755c48f8b2c3e83b3c11535c48ab416128978 (diff) | |
power: supply: rk817: query battery properties right after resume
The driver reads battery properties every 8 seconds. In order to prevent
problems with wrong property values right after resume, trigger an
update of those properties on resuming the system and restart the
8-second interval from there.
Signed-off-by: Maximilian Weigand <mweigand@mweigand.net>
Link: https://lore.kernel.org/r/20230601-rk817_query_at_resume-v1-1-630b0adefbd9@mweigand.net
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
| -rw-r--r-- | drivers/power/supply/rk817_charger.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/power/supply/rk817_charger.c b/drivers/power/supply/rk817_charger.c index 8328bcea1a29..393de49b010b 100644 --- a/drivers/power/supply/rk817_charger.c +++ b/drivers/power/supply/rk817_charger.c @@ -1198,11 +1198,24 @@ static int rk817_charger_probe(struct platform_device *pdev) return 0; } +static int __maybe_unused rk817_resume(struct device *dev) +{ + + struct rk817_charger *charger = dev_get_drvdata(dev); + + /* force an immediate update */ + mod_delayed_work(system_wq, &charger->work, 0); + + return 0; +} + +static SIMPLE_DEV_PM_OPS(rk817_charger_pm, NULL, rk817_resume); static struct platform_driver rk817_charger_driver = { .probe = rk817_charger_probe, .driver = { .name = "rk817-charger", + .pm = &rk817_charger_pm, }, }; module_platform_driver(rk817_charger_driver); |