diff options
Diffstat (limited to 'src/linux/up-device-supply.c')
| -rw-r--r-- | src/linux/up-device-supply.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/linux/up-device-supply.c b/src/linux/up-device-supply.c index bc5e973..073c364 100644 --- a/src/linux/up-device-supply.c +++ b/src/linux/up-device-supply.c @@ -845,6 +845,7 @@ up_device_supply_coldplug (UpDevice *device) gboolean ret = FALSE; GUdevDevice *native; const gchar *native_path; + const gchar *scope; gchar *device_type = NULL; UpDeviceKind type = UP_DEVICE_KIND_UNKNOWN; @@ -858,15 +859,24 @@ up_device_supply_coldplug (UpDevice *device) goto out; } + /* try to work out if the device is powering the system */ + scope = g_udev_device_get_sysfs_attr (native, "scope"); + if (g_ascii_strcasecmp (scope, "device") == 0) { + supply->priv->is_power_supply = FALSE; + } else if (g_ascii_strcasecmp (scope, "system") == 0) { + supply->priv->is_power_supply = TRUE; + } else { + g_debug ("taking a guess for power supply scope"); + supply->priv->is_power_supply = TRUE; + } + /* try to detect using the device type */ device_type = up_device_supply_get_string (native_path, "type"); if (device_type != NULL) { if (g_ascii_strcasecmp (device_type, "mains") == 0) { type = UP_DEVICE_KIND_LINE_POWER; - supply->priv->is_power_supply = TRUE; } else if (g_ascii_strcasecmp (device_type, "battery") == 0) { type = UP_DEVICE_KIND_BATTERY; - supply->priv->is_power_supply = TRUE; } else if (g_ascii_strcasecmp (device_type, "USB") == 0) { /* use a heuristic to find the device type */ |