> On 12 Oct 2017, at 1:16 PM, Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> wrote: > > On Fri, Sep 22, 2017 at 4:27 PM, Kai-Heng Feng > <kai.heng.feng@xxxxxxxxxxxxx> wrote: >> On Asus GL502VSK and UX305LA, ACPI incorrectly reports discharging when >> battery is full and AC is plugged. >> >> However rate_now is correct under this circumstance, hence we can use >> "rate_now == 0" as a predicate to report battery full status correctly. >> >> BugLink: https://bugs.launchpad.net/bugs/1482390 >> Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> >> --- >> drivers/acpi/battery.c | 29 ++++++++++++++++++++++++++++- >> 1 file changed, 28 insertions(+), 1 deletion(-) >> >> diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c >> index 13e7b56e33ae..f9f008cf3da7 100644 >> --- a/drivers/acpi/battery.c >> +++ b/drivers/acpi/battery.c >> @@ -70,6 +70,7 @@ static async_cookie_t async_cookie; >> static bool battery_driver_registered; >> static int battery_bix_broken_package; >> static int battery_notification_delay_ms; >> +static int battery_full_discharging; >> static unsigned int cache_time = 1000; >> module_param(cache_time, uint, 0644); >> MODULE_PARM_DESC(cache_time, "cache time in milliseconds"); >> @@ -214,7 +215,10 @@ static int acpi_battery_get_property(struct power_supply *psy, >> return -ENODEV; >> switch (psp) { >> case POWER_SUPPLY_PROP_STATUS: >> - if (battery->state & ACPI_BATTERY_STATE_DISCHARGING) >> + if (battery_full_discharging && battery->rate_now == 0 && >> + battery->state & ACPI_BATTERY_STATE_DISCHARGING) >> + val->intval = POWER_SUPPLY_STATUS_FULL; >> + else if (battery->state & ACPI_BATTERY_STATE_DISCHARGING) >> val->intval = POWER_SUPPLY_STATUS_DISCHARGING; >> else if (battery->state & ACPI_BATTERY_STATE_CHARGING) >> val->intval = POWER_SUPPLY_STATUS_CHARGING; >> @@ -1166,6 +1170,13 @@ battery_notification_delay_quirk(const struct dmi_system_id *d) >> return 0; >> } >> >> +static int __init >> +battery_full_discharging_quirk(const struct dmi_system_id *d) >> +{ >> + battery_full_discharging = 1; >> + return 0; >> +} >> + >> static const struct dmi_system_id bat_dmi_table[] __initconst = { >> { >> .callback = battery_bix_broken_package_quirk, >> @@ -1183,6 +1194,22 @@ static const struct dmi_system_id bat_dmi_table[] __initconst = { >> DMI_MATCH(DMI_PRODUCT_NAME, "Aspire V5-573G"), >> }, >> }, >> + { >> + .callback = battery_full_discharging_quirk, >> + .ident = "ASUS GL502VSK", >> + .matches = { >> + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), >> + DMI_MATCH(DMI_PRODUCT_NAME, "GL502VSK"), >> + }, >> + }, >> + { >> + .callback = battery_full_discharging_quirk, >> + .ident = "ASUS UX305LA", >> + .matches = { >> + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), >> + DMI_MATCH(DMI_PRODUCT_NAME, "UX305LA"), >> + }, >> + }, >> {}, >> }; >> > > Hi, > > Is there any improvement I can make for this patch? Another gentle ping… > >> -- >> 2.14.1 -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html