 static void synaptics_rmi0_sensor_wake(struct synaptics_rmi0_data *rmi0_data) {  int retval;  struct synaptics_rmi0_f00_device_control_0 device_ctrl;   retval = synaptics_rmi0_i0c_read(rmi0_data,    rmi0_data->f00_ctrl_base_addr,    device_ctrl.data,    sizeof(device_ctrl.data));  if (retval < 0) {   dev_err(&(rmi0_data->input_dev->dev),     "%s: Failed to wake from sleep mode\n",     __func__);   rmi0_data->sensor_sleep = true;   return;  } 