X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Fpower_supply.h;h=f9348cba6dc11ec32ed425e4d271ba6100de43ab;hb=88ed86fee6651033de9b7038dac7869a9f19775a;hp=ea96ead1d39daa0ac621d12ae28633e30e4c7f71;hpb=7e31aa11fc672bbe0dd0da59513c9efe3809ced7;p=linux-2.6-omap-h63xx.git

diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index ea96ead1d39..f9348cba6dc 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -165,6 +165,12 @@ struct power_supply_info {
 extern void power_supply_changed(struct power_supply *psy);
 extern int power_supply_am_i_supplied(struct power_supply *psy);
 
+#if defined(CONFIG_POWER_SUPPLY) || defined(CONFIG_POWER_SUPPLY_MODULE)
+extern int power_supply_is_system_supplied(void);
+#else
+static inline int power_supply_is_system_supplied(void) { return -ENOSYS; }
+#endif
+
 extern int power_supply_register(struct device *parent,
 				 struct power_supply *psy);
 extern void power_supply_unregister(struct power_supply *psy);