DEVICE_ATTR       204 include/linux/iio/buffer.h #define IIO_BUFFER_LENGTH_ATTR DEVICE_ATTR(length, S_IRUGO | S_IWUSR,	\
DEVICE_ATTR       208 include/linux/iio/buffer.h #define IIO_BUFFER_ENABLE_ATTR DEVICE_ATTR(enable, S_IRUGO | S_IWUSR,	\
DEVICE_ATTR        18 include/linux/mfd/lm3533.h 	DEVICE_ATTR(_name, S_IRUGO, show_##_name, NULL)
DEVICE_ATTR        20 include/linux/mfd/lm3533.h 	DEVICE_ATTR(_name, S_IRUGO | S_IWUSR , show_##_name, store_##_name)