I2C_MAJOR 659 drivers/i2c/i2c-dev.c i2c_dev->dev.devt = MKDEV(I2C_MAJOR, adap->nr); I2C_MAJOR 726 drivers/i2c/i2c-dev.c res = register_chrdev_region(MKDEV(I2C_MAJOR, 0), I2C_MINORS, "i2c"); I2C_MAJOR 750 drivers/i2c/i2c-dev.c unregister_chrdev_region(MKDEV(I2C_MAJOR, 0), I2C_MINORS); I2C_MAJOR 761 drivers/i2c/i2c-dev.c unregister_chrdev_region(MKDEV(I2C_MAJOR, 0), I2C_MINORS);