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test_power: Add CURRENT properties

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CURRENT is really general in other battery drivers,
Android also has an interface to monitor CURRENT, so let's
add it into test framework.

The default value (1.6A) is just a random but reasonable value.

Signed-off-by: Lecopzer Chen <lecopzer.chen@mediatek.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
lecopzer@gmail.com 2019-09-13 02:26:00 +08:00 committed by Sebastian Reichel
parent 4b082ac6b7
commit 69318b3995
1 changed files with 31 additions and 0 deletions
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31
drivers/power/supply/test_power.c
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@ -34,6 +34,7 @@ static int battery_technology = POWER_SUPPLY_TECHNOLOGY_LION;
static int battery_capacity = 50;
static int battery_voltage = 3300;
static int battery_charge_counter = -1000;
static int battery_current = 1600;
static bool module_initialized;
@ -118,6 +119,10 @@ static int test_power_get_battery_property(struct power_supply *psy,
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
val->intval = battery_voltage;
break;
case POWER_SUPPLY_PROP_CURRENT_AVG:
case POWER_SUPPLY_PROP_CURRENT_NOW:
val->intval = battery_current;
break;
default:
pr_info("%s: some properties deliberately report errors.\n",
__func__);
@ -149,6 +154,8 @@ static enum power_supply_property test_power_battery_props[] = {
POWER_SUPPLY_PROP_SERIAL_NUMBER,
POWER_SUPPLY_PROP_TEMP,
POWER_SUPPLY_PROP_VOLTAGE_NOW,
POWER_SUPPLY_PROP_CURRENT_AVG,
POWER_SUPPLY_PROP_CURRENT_NOW,
};
static char *test_power_ac_supplied_to[] = {
@ -467,6 +474,21 @@ static int param_set_battery_charge_counter(const char *key,
#define param_get_battery_charge_counter param_get_int
static int param_set_battery_current(const char *key,
const struct kernel_param *kp)
{
int tmp;
if (1 != sscanf(key, "%d", &tmp))
return -EINVAL;
battery_current = tmp;
signal_power_supply_changed(test_power_supplies[TEST_BATTERY]);
return 0;
}
#define param_get_battery_current param_get_int
static const struct kernel_param_ops param_ops_ac_online = {
.set = param_set_ac_online,
.get = param_get_ac_online,
@ -512,6 +534,11 @@ static const struct kernel_param_ops param_ops_battery_charge_counter = {
.get = param_get_battery_charge_counter,
};
static const struct kernel_param_ops param_ops_battery_current = {
.set = param_set_battery_current,
.get = param_get_battery_current,
};
#define param_check_ac_online(name, p) __param_check(name, p, void);
#define param_check_usb_online(name, p) __param_check(name, p, void);
#define param_check_battery_status(name, p) __param_check(name, p, void);
@ -521,6 +548,7 @@ static const struct kernel_param_ops param_ops_battery_charge_counter = {
#define param_check_battery_capacity(name, p) __param_check(name, p, void);
#define param_check_battery_voltage(name, p) __param_check(name, p, void);
#define param_check_battery_charge_counter(name, p) __param_check(name, p, void);
#define param_check_battery_current(name, p) __param_check(name, p, void);
module_param(ac_online, ac_online, 0644);
@ -555,6 +583,9 @@ module_param(battery_charge_counter, battery_charge_counter, 0644);
MODULE_PARM_DESC(battery_charge_counter,
"battery charge counter (microampere-hours)");
module_param(battery_current, battery_current, 0644);
MODULE_PARM_DESC(battery_current, "battery current (milliampere)");
MODULE_DESCRIPTION("Power supply driver for testing");
MODULE_AUTHOR("Anton Vorontsov <cbouatmailru@gmail.com>");
MODULE_LICENSE("GPL");