Interview Questions

LDD - V4L2 Driver

Linux Device Driver - Interview Questions

LDD - V4L2 Driver

Linux V4L2 Driver Interview Questions

  • where the camera driver resided in kernel
  • what you know about VL42
  • Explain camera sensor driver project
  • Do u know about V4L2 layer
  • Explain in brief about your project (Camera device driver)?
  • What is the communication protocol used to communicate with camera sensor?
  • How to write data to camera sensor address?
  • What are the design issues/considerations that was taken care for your camera project.
  • How the data is transferred from camera sensor to LCD display
  • Do u know about IOCTL operations? And have they been used in your camera sensor project.

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