Linux 3.3-rc1

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / power / power_supply_sysfs.c

diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c
index e95cd657dac2abb6d2ff3111a816fc313a69f55b..b52b57ca3084737fcced57eca769783bc435a3fd 100644 (file)
--- 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),