Walking Through the Linux-Based Graphics Stack

Explore the intricacies of the Linux-based graphics stack in this 41-minute conference talk presented by Paul Kocialkowski from Bootlin. Delve into the complex world of graphics components, from userspace to kernel level, and understand their interactions. Gain insights into the evolving nature of the graphics stack, designed to meet new use cases, refresh legacy implementations, and improve performance. Follow a detailed walkthrough of the graphics stack, including real-world examples of displaying buffers and rendering with GPUs. Trace the journey from application level through system libraries, down to the kernel, and finally to hardware configuration. Examine state-of-the-art technologies like Wayland and DRM, with relevant source code excerpts from widely-used free software projects. Develop a clearer understanding of the big picture and inner workings of graphics-related components in the Linux ecosystem.