Overview of a Modern DRM Driver
Explore the intricacies of modern DRM (Direct Rendering Manager) drivers in this informative conference talk by Matt Coster from Imagination Technologies. Gain insights into the development of Imagination Technologies' open-source PowerVR driver, initiated in 2020. Learn about the kernel component's design, optimized to provide an excellent UAPI for implementing the Vulkan graphics API while leveraging cutting-edge DRM features. Discover recent advancements in DRM technology, including the ability to offload scheduling decisions to device firmware, the new GPU VA (Virtual Address) manager component, and the implementation of explicit-only sync primitives. Understand how these innovations contribute to enhanced performance and functionality in modern graphics systems.