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path: root/drivers/power/power_supply_sysfs.c
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Diffstat (limited to 'drivers/power/power_supply_sysfs.c')
-rw-r--r--drivers/power/power_supply_sysfs.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c
index e95cd657dac2..b52b57ca3084 100644
--- a/drivers/power/power_supply_sysfs.c
+++ b/drivers/power/power_supply_sysfs.c
@@ -43,7 +43,7 @@ static ssize_t power_supply_show_property(struct device *dev,
struct device_attribute *attr,
char *buf) {
static char *type_text[] = {
- "Battery", "UPS", "Mains", "USB",
+ "Unknown", "Battery", "UPS", "Mains", "USB",
"USB_DCP", "USB_CDP", "USB_ACA"
};
static char *status_text[] = {
@@ -63,6 +63,9 @@ static ssize_t power_supply_show_property(struct device *dev,
static char *capacity_level_text[] = {
"Unknown", "Critical", "Low", "Normal", "High", "Full"
};
+ static char *scope_text[] = {
+ "Unknown", "System", "Device"
+ };
ssize_t ret = 0;
struct power_supply *psy = dev_get_drvdata(dev);
const ptrdiff_t off = attr - power_supply_attrs;
@@ -78,8 +81,8 @@ static ssize_t power_supply_show_property(struct device *dev,
dev_dbg(dev, "driver has no data for `%s' property\n",
attr->attr.name);
else if (ret != -ENODEV)
- dev_err(dev, "driver failed to report `%s' property\n",
- attr->attr.name);
+ dev_err(dev, "driver failed to report `%s' property: %zd\n",
+ attr->attr.name, ret);
return ret;
}
@@ -95,6 +98,8 @@ static ssize_t power_supply_show_property(struct device *dev,
return sprintf(buf, "%s\n", capacity_level_text[value.intval]);
else if (off == POWER_SUPPLY_PROP_TYPE)
return sprintf(buf, "%s\n", type_text[value.intval]);
+ else if (off == POWER_SUPPLY_PROP_SCOPE)
+ return sprintf(buf, "%s\n", scope_text[value.intval]);
else if (off >= POWER_SUPPLY_PROP_MODEL_NAME)
return sprintf(buf, "%s\n", value.strval);
@@ -167,6 +172,7 @@ static struct device_attribute power_supply_attrs[] = {
POWER_SUPPLY_ATTR(time_to_full_now),
POWER_SUPPLY_ATTR(time_to_full_avg),
POWER_SUPPLY_ATTR(type),
+ POWER_SUPPLY_ATTR(scope),
/* Properties of type `const char *' */
POWER_SUPPLY_ATTR(model_name),
POWER_SUPPLY_ATTR(manufacturer),