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driver core: device.h: add RW and RO attribute macros
Make it easier to create attributes without having to always audit the mode settings. Reviewed-by: Guenter Roeck <linux@roeck-us.net> Tested-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -47,7 +47,11 @@ struct bus_attribute {
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};
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#define BUS_ATTR(_name, _mode, _show, _store) \
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struct bus_attribute bus_attr_##_name = __ATTR(_name, _mode, _show, _store)
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struct bus_attribute bus_attr_##_name = __ATTR(_name, _mode, _show, _store)
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#define BUS_ATTR_RW(_name) \
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struct bus_attribute bus_attr_##_name = __ATTR_RW(_name)
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#define BUS_ATTR_RO(_name) \
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struct bus_attribute bus_attr_##_name = __ATTR_RO(_name)
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extern int __must_check bus_create_file(struct bus_type *,
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struct bus_attribute *);
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@ -261,9 +265,12 @@ struct driver_attribute {
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size_t count);
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};
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#define DRIVER_ATTR(_name, _mode, _show, _store) \
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struct driver_attribute driver_attr_##_name = \
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__ATTR(_name, _mode, _show, _store)
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#define DRIVER_ATTR(_name, _mode, _show, _store) \
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struct driver_attribute driver_attr_##_name = __ATTR(_name, _mode, _show, _store)
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#define DRIVER_ATTR_RW(_name) \
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struct driver_attribute driver_attr_##_name = __ATTR_RW(_name)
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#define DRIVER_ATTR_RO(_name) \
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struct driver_attribute driver_attr_##_name = __ATTR_RO(_name)
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extern int __must_check driver_create_file(struct device_driver *driver,
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const struct driver_attribute *attr);
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@ -414,8 +421,12 @@ struct class_attribute {
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const struct class_attribute *attr);
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};
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#define CLASS_ATTR(_name, _mode, _show, _store) \
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struct class_attribute class_attr_##_name = __ATTR(_name, _mode, _show, _store)
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#define CLASS_ATTR(_name, _mode, _show, _store) \
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struct class_attribute class_attr_##_name = __ATTR(_name, _mode, _show, _store)
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#define CLASS_ATTR_RW(_name) \
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struct class_attribute class_attr_##_name = __ATTR_RW(_name)
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#define CLASS_ATTR_RO(_name) \
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struct class_attribute class_attr_##_name = __ATTR_RO(_name)
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extern int __must_check class_create_file(struct class *class,
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const struct class_attribute *attr);
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@ -423,7 +434,6 @@ extern void class_remove_file(struct class *class,
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const struct class_attribute *attr);
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/* Simple class attribute that is just a static string */
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struct class_attribute_string {
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struct class_attribute attr;
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char *str;
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@ -512,6 +522,10 @@ ssize_t device_store_bool(struct device *dev, struct device_attribute *attr,
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#define DEVICE_ATTR(_name, _mode, _show, _store) \
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struct device_attribute dev_attr_##_name = __ATTR(_name, _mode, _show, _store)
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#define DEVICE_ATTR_RW(_name) \
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struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
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#define DEVICE_ATTR_RO(_name) \
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struct device_attribute dev_attr_##_name = __ATTR_RO(_name)
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#define DEVICE_ULONG_ATTR(_name, _mode, _var) \
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struct dev_ext_attribute dev_attr_##_name = \
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{ __ATTR(_name, _mode, device_show_ulong, device_store_ulong), &(_var) }
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