tegra_i2c_wait_completion
time_left = tegra_i2c_wait_completion(i2c_dev, &i2c_dev->msg_complete, 50);
time_left = tegra_i2c_wait_completion(i2c_dev,
time_left = tegra_i2c_wait_completion(i2c_dev, &i2c_dev->msg_complete,