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Diffstat (limited to 'drivers/extcon/extcon-class.c')
-rw-r--r--drivers/extcon/extcon-class.c25
1 files changed, 3 insertions, 22 deletions
diff --git a/drivers/extcon/extcon-class.c b/drivers/extcon/extcon-class.c
index 60adc04b056..8c69803558f 100644
--- a/drivers/extcon/extcon-class.c
+++ b/drivers/extcon/extcon-class.c
@@ -185,26 +185,6 @@ static ssize_t cable_state_show(struct device *dev,
cable->cable_index));
}
-static ssize_t cable_state_store(struct device *dev,
- struct device_attribute *attr, const char *buf,
- size_t count)
-{
- struct extcon_cable *cable = container_of(attr, struct extcon_cable,
- attr_state);
- int ret, state;
-
- ret = sscanf(buf, "%d", &state);
- if (ret == 0)
- ret = -EINVAL;
- else
- ret = extcon_set_cable_state_(cable->edev, cable->cable_index,
- state);
-
- if (ret < 0)
- return ret;
- return count;
-}
-
/**
* extcon_update_state() - Update the cable attach states of the extcon device
* only for the masked bits.
@@ -501,6 +481,7 @@ int extcon_register_interest(struct extcon_specific_cable_nb *obj,
return -ENODEV;
}
}
+EXPORT_SYMBOL_GPL(extcon_register_interest);
/**
* extcon_unregister_interest() - Unregister the notifier registered by
@@ -515,6 +496,7 @@ int extcon_unregister_interest(struct extcon_specific_cable_nb *obj)
return raw_notifier_chain_unregister(&obj->edev->nh, &obj->internal_nb);
}
+EXPORT_SYMBOL_GPL(extcon_unregister_interest);
/**
* extcon_register_notifier() - Register a notifiee to get notified by
@@ -665,9 +647,8 @@ int extcon_dev_register(struct extcon_dev *edev, struct device *dev)
sysfs_attr_init(&cable->attr_state.attr);
cable->attr_state.attr.name = "state";
- cable->attr_state.attr.mode = 0644;
+ cable->attr_state.attr.mode = 0444;
cable->attr_state.show = cable_state_show;
- cable->attr_state.store = cable_state_store;
}
}