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| author | Thomas Weißschuh <linux@weissschuh.net> | 2024-03-06 20:37:04 +0100 |
|---|---|---|
| committer | Sebastian Reichel <sebastian.reichel@collabora.com> | 2024-03-25 23:29:06 +0100 |
| commit | 070c1470ae24317e7b19bd3882b300b6d69922a4 (patch) | |
| tree | 53a8a8e352d943b51fc84be4bc1f97a88807e640 /drivers | |
| parent | 4cece764965020c22cff7665b18a012006359095 (diff) | |
| download | linux-stable-070c1470ae24317e7b19bd3882b300b6d69922a4.tar.gz linux-stable-070c1470ae24317e7b19bd3882b300b6d69922a4.tar.bz2 linux-stable-070c1470ae24317e7b19bd3882b300b6d69922a4.zip | |
power: supply: test-power: implement charge_behaviour property
To validate the special formatting of the "charge_behaviour" sysfs
property add it to the example driver.
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20240306-power_supply-charge_behaviour_prop-v3-1-d04cf1f5f0af@weissschuh.net
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/power/supply/test_power.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/power/supply/test_power.c b/drivers/power/supply/test_power.c index 0d0a77584c5d..442ceb7795e1 100644 --- a/drivers/power/supply/test_power.c +++ b/drivers/power/supply/test_power.c @@ -35,6 +35,8 @@ static int battery_capacity = 50; static int battery_voltage = 3300; static int battery_charge_counter = -1000; static int battery_current = -1600; +static enum power_supply_charge_behaviour battery_charge_behaviour = + POWER_SUPPLY_CHARGE_BEHAVIOUR_AUTO; static bool module_initialized; @@ -123,6 +125,9 @@ static int test_power_get_battery_property(struct power_supply *psy, case POWER_SUPPLY_PROP_CURRENT_NOW: val->intval = battery_current; break; + case POWER_SUPPLY_PROP_CHARGE_BEHAVIOUR: + val->intval = battery_charge_behaviour; + break; default: pr_info("%s: some properties deliberately report errors.\n", __func__); @@ -131,6 +136,31 @@ static int test_power_get_battery_property(struct power_supply *psy, return 0; } +static int test_power_battery_property_is_writeable(struct power_supply *psy, + enum power_supply_property psp) +{ + return psp == POWER_SUPPLY_PROP_CHARGE_BEHAVIOUR; +} + +static int test_power_set_battery_property(struct power_supply *psy, + enum power_supply_property psp, + const union power_supply_propval *val) +{ + switch (psp) { + case POWER_SUPPLY_PROP_CHARGE_BEHAVIOUR: + if (val->intval < 0 || + val->intval >= BITS_PER_TYPE(typeof(psy->desc->charge_behaviours)) || + !(BIT(val->intval) & psy->desc->charge_behaviours)) { + return -EINVAL; + } + battery_charge_behaviour = val->intval; + break; + default: + return -EINVAL; + } + return 0; +} + static enum power_supply_property test_power_ac_props[] = { POWER_SUPPLY_PROP_ONLINE, }; @@ -156,6 +186,7 @@ static enum power_supply_property test_power_battery_props[] = { POWER_SUPPLY_PROP_VOLTAGE_NOW, POWER_SUPPLY_PROP_CURRENT_AVG, POWER_SUPPLY_PROP_CURRENT_NOW, + POWER_SUPPLY_PROP_CHARGE_BEHAVIOUR, }; static char *test_power_ac_supplied_to[] = { @@ -178,6 +209,11 @@ static const struct power_supply_desc test_power_desc[] = { .properties = test_power_battery_props, .num_properties = ARRAY_SIZE(test_power_battery_props), .get_property = test_power_get_battery_property, + .set_property = test_power_set_battery_property, + .property_is_writeable = test_power_battery_property_is_writeable, + .charge_behaviours = BIT(POWER_SUPPLY_CHARGE_BEHAVIOUR_AUTO) + | BIT(POWER_SUPPLY_CHARGE_BEHAVIOUR_INHIBIT_CHARGE) + | BIT(POWER_SUPPLY_CHARGE_BEHAVIOUR_FORCE_DISCHARGE), }, [TEST_USB] = { .name = "test_usb", |