Highlights of the DRM changes in Linux 3.8 include:
- The open-source NVIDIA Tegra driver that supports Tegra 2 and Tegra 3 hardware. The 2D acceleration support is still being worked on.
- The Radeon driver notably supports the a-sync DMA engines for providing significant performance improvements.
- The Radeon driver also supports more HDMI registers, evicion speed-ups, and various fixes.
- The Intel driver should finally have Haswell hardware support in good shape plus various other work.
- Samsung Exynos support improvements including the integration of the IPP sub-system.
- The Nouveau driver has display class re-working plus Z-compression support for NV20 through NV40 GPUs.
- The Intel GMA600 Poulsbo driver now has HDMI support.
- TTM memory management has the start of locking fixes plus RCU usage for look-ups.
- Core DRM has documentation updates, DocBook integration, Monotonic clock usage, and other changes.
The Linux 3.8 DRM pull request can be found on the DRI mailing list.