    // ispif_cfg_data.params = ispif_params;
    // err = ioctl(s->ispif_fd, VIDIOC_MSM_ISPIF_CFG, &ispif_cfg_data);
    // LOG("ispif stop: %d", err);
  
    LOG("*** open front ***");
    s->front.ss[0].bufs = s->front.buf.camera_bufs.get();
    camera_open(&s->front, false);
  
    LOG("*** open rear ***");
    s->rear.ss[0].bufs = s->rear.buf.camera_bufs.get();
    s->rear.ss[1].bufs = s->focus_bufs;
    s->rear.ss[2].bufs = s->stats_bufs;
 
</s> remove   LOG("*** open rear ***");
  s->rear.ss[0].bufs = s->rear.buf.camera_bufs.get();
  s->rear.ss[1].bufs = s->focus_bufs;
  s->rear.ss[2].bufs = s->stats_bufs;
  camera_open(&s->rear, true);
 </s> add   LOG("*** open road camera ***");
  s->road_cam.ss[0].bufs = s->road_cam.buf.camera_bufs.get();
  s->road_cam.ss[1].bufs = s->focus_bufs;
  s->road_cam.ss[2].bufs = s->stats_bufs;
  camera_open(&s->road_cam, true); </s> remove   front_start(&s->front);
  rear_start(&s->rear);
 </s> add   driver_camera_start(&s->driver_cam);
  road_camera_start(&s->road_cam); </s> remove   s->stream_cfg.num_streams = rear ? 3 : 1;
 </s> add   s->stream_cfg.num_streams = is_road_cam ? 3 : 1; </s> remove   if (rear && s->device != DEVICE_LP3) {
 </s> add   if (is_road_cam && s->device != DEVICE_LP3) { </s> remove   LOG("sensor init cfg (rear): %d", err);
 </s> add   LOG("sensor init cfg (road camera): %d", err);
  LOG("*** open driver camera ***");
  s->driver_cam.ss[0].bufs = s->driver_cam.buf.camera_bufs.get();
  camera_open(&s->driver_cam, false);
    // ispif_cfg_data.params = ispif_params;
    // err = ioctl(s->ispif_fd, VIDIOC_MSM_ISPIF_CFG, &ispif_cfg_data);
    // LOG("ispif stop: %d", err);
  
  LOG("*** open driver camera ***");
  s->driver_cam.ss[0].bufs = s->driver_cam.buf.camera_bufs.get();
  camera_open(&s->driver_cam, false);
  LOG("*** open driver camera ***");
  s->driver_cam.ss[0].bufs = s->driver_cam.buf.camera_bufs.get();
  camera_open(&s->driver_cam, false);
  LOG("*** open driver camera ***");
  s->driver_cam.ss[0].bufs = s->driver_cam.buf.camera_bufs.get();
  camera_open(&s->driver_cam, false);
  
    LOG("*** open rear ***");
    s->rear.ss[0].bufs = s->rear.buf.camera_bufs.get();
    s->rear.ss[1].bufs = s->focus_bufs;
    s->rear.ss[2].bufs = s->stats_bufs;
keep keep keep keep replace replace replace keep keep keep keep keep
 camerad: rename variables&functions to follow new convention (#20096)

* rename CameraState variables to follow new convention

* continue

* rename camera_process functions

* qcom:rename exposure related variables

* continue

* update commments

* bool real -> bool is_road_cam

* rename sm_front -> sm

* remove paramater tname from start_process_thread

* rename rhd_front to is_rhd

* remove unused varialble name from struct CameraInfo

* rename env_send_xxx

* rename cap_front to cap_driver,cap_rear to cap_road

* rename xxx_camera_process to process_xxx_camera

* update snapshot.py 
selfdrive/camerad/cameras/camera_qcom.cc