Linux HDMI Work
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Display Engine 3.0 / HDMI 2.0a In The Works For The Allwinner Sun4i DRM Driver
Patches currently under review for the Linux kernel's "Sun4i" Direct Rendering Manager driver provide support for the Display Engine 3.0 hardware found on newer Allwinner SoCs and most notably HDMI 2.0a support.
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Nouveau Open-Source NVIDIA Driver Begins Tackling HDMI 2.0 Support
NOUVEAU --
One of the few longtime independent contributors to the open-source NVIDIA "Nouveau" driver, Ilia Mirkin, sent out a set of patches today working on basic HDMI 2.0 functionality for this Linux DRM driver.HDMI 2.0 allows for 18 Gbit/s bandwidth and can carry 4K video at 60Hz with 24 bit/px color depth. HDMI 2.0 also allows for up to 32 audio channels, new color spaces, new 3D formats, and various other capabilities.
HDMI 2.0 has been out for years while now the bits for the Nouveau DRM driver are in the works. At the moment the functionality like 12/16 bpc, YUV420, and other bits are not in place but just the basic implementation.
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