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Revert "power: remove POWER_SUPPLY_PROP_CAPACITY_LEVEL" 

This reverts commit 8efe444038 and
4cbc76eadf.

Richard@laptop.org was apparently using CAPACITY_LEVEL for debugging
battery/EC problems, and was upset that it was removed.  This readds it.

Conflicts:

	Documentation/power_supply_class.txt

Signed-off-by: Andres Salomon <dilinger@collabora.co.uk>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
hifive-unleashed-5.1
Andres Salomon 2009-06-30 02:13:01 -04:00 committed by Anton Vorontsov
parent bfdb46ce84
commit b294a290d2
4 changed files with 27 additions and 0 deletions
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2
Documentation/power/power_supply_class.txt
View File

@ -108,6 +108,8 @@ relative, time-based measurements.
ENERGY_FULL, ENERGY_EMPTY - same as above but for energy.
CAPACITY - capacity in percents.
CAPACITY_LEVEL - capacity level. This corresponds to
POWER_SUPPLY_CAPACITY_LEVEL_*.
TEMP - temperature of the power supply.
TEMP_AMBIENT - ambient temperature.

9
drivers/power/olpc_battery.c
View File

@ -276,6 +276,14 @@ static int olpc_bat_get_property(struct power_supply *psy,
return ret;
val->intval = ec_byte;
break;
case POWER_SUPPLY_PROP_CAPACITY_LEVEL:
if (ec_byte & BAT_STAT_FULL)
val->intval = POWER_SUPPLY_CAPACITY_LEVEL_FULL;
else if (ec_byte & BAT_STAT_LOW)
val->intval = POWER_SUPPLY_CAPACITY_LEVEL_LOW;
else
val->intval = POWER_SUPPLY_CAPACITY_LEVEL_NORMAL;
break;
case POWER_SUPPLY_PROP_TEMP:
ret = olpc_ec_cmd(EC_BAT_TEMP, NULL, 0, (void *)&ec_word, 2);
if (ret)
@ -321,6 +329,7 @@ static enum power_supply_property olpc_bat_props[] = {
POWER_SUPPLY_PROP_VOLTAGE_AVG,
POWER_SUPPLY_PROP_CURRENT_AVG,
POWER_SUPPLY_PROP_CAPACITY,
POWER_SUPPLY_PROP_CAPACITY_LEVEL,
POWER_SUPPLY_PROP_TEMP,
POWER_SUPPLY_PROP_TEMP_AMBIENT,
POWER_SUPPLY_PROP_MANUFACTURER,

6
drivers/power/power_supply_sysfs.c
View File

@ -51,6 +51,9 @@ static ssize_t power_supply_show_property(struct device *dev,
"Unknown", "NiMH", "Li-ion", "Li-poly", "LiFe", "NiCd",
"LiMn"
};
static char *capacity_level_text[] = {
"Unknown", "Critical", "Low", "Normal", "High", "Full"
};
ssize_t ret;
struct power_supply *psy = dev_get_drvdata(dev);
const ptrdiff_t off = attr - power_supply_attrs;
@ -71,6 +74,8 @@ static ssize_t power_supply_show_property(struct device *dev,
return sprintf(buf, "%s\n", health_text[value.intval]);
else if (off == POWER_SUPPLY_PROP_TECHNOLOGY)
return sprintf(buf, "%s\n", technology_text[value.intval]);
else if (off == POWER_SUPPLY_PROP_CAPACITY_LEVEL)
return sprintf(buf, "%s\n", capacity_level_text[value.intval]);
else if (off >= POWER_SUPPLY_PROP_MODEL_NAME)
return sprintf(buf, "%s\n", value.strval);
@ -109,6 +114,7 @@ static struct device_attribute power_supply_attrs[] = {
POWER_SUPPLY_ATTR(energy_now),
POWER_SUPPLY_ATTR(energy_avg),
POWER_SUPPLY_ATTR(capacity),
POWER_SUPPLY_ATTR(capacity_level),
POWER_SUPPLY_ATTR(temp),
POWER_SUPPLY_ATTR(temp_ambient),
POWER_SUPPLY_ATTR(time_to_empty_now),

10
include/linux/power_supply.h
View File

@ -58,6 +58,15 @@ enum {
POWER_SUPPLY_TECHNOLOGY_LiMn,
};
enum {
POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN = 0,
POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL,
POWER_SUPPLY_CAPACITY_LEVEL_LOW,
POWER_SUPPLY_CAPACITY_LEVEL_NORMAL,
POWER_SUPPLY_CAPACITY_LEVEL_HIGH,
POWER_SUPPLY_CAPACITY_LEVEL_FULL,
};
enum power_supply_property {
/* Properties of type `int' */
POWER_SUPPLY_PROP_STATUS = 0,
@ -89,6 +98,7 @@ enum power_supply_property {
POWER_SUPPLY_PROP_ENERGY_NOW,
POWER_SUPPLY_PROP_ENERGY_AVG,
POWER_SUPPLY_PROP_CAPACITY, /* in percents! */
POWER_SUPPLY_PROP_CAPACITY_LEVEL,
POWER_SUPPLY_PROP_TEMP,
POWER_SUPPLY_PROP_TEMP_AMBIENT,
POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW,