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.