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Linux 5.16 brings DisplayPort 2.0 initial support for amdgpu driver

Latest submitted  DRM-Next  Function update information disclosure , The next edition Linux The kernel will bring many functional updates ; around AMDGPU Work on driver functionality is continuing , It is planned to start the new year in  Linux 5.16 In the stable version . One of the most remarkable pr, yes AMD Radeon Kernel graphics driver DisplayPort 2.0 Initial launch of .

Phoronix  Pointed out that , Current generation Radeon RX 6000 Series graphics cards can only support up to DisplayPort 1.4, The new kernel driver seems to be being used for DisplayPort 2.0 The next generation of GPU To prepare for . With Linux 5.16 Launch , After the relevant preliminary planning is implemented , Further work plans are expected to be launched gradually .

It is worth noting that , Intel's open source Linux Graphics driver engineers have also released some patches , Committed to providing... For their drive DisplayPort 2.0 Support . Therefore, with the efforts of many parties , expect 2022 There may be some good in the market in DP 2.0 use .

According to the introduction , this in the light of DRM-Next Of AMDGPU PR Some key points of the are :

  • DisplayPort 2.0 Preliminary support .
  • Updated the latest Yellow Carp and Cyan Skillfish Graphics support
  • Video Core Next(VCN) Priority handling
  • DCN 3.1 Power saving improvement
  • Some others Bug Fixes and code updates , Including power management /BACO(Bus Active Chip Off) front、RAS etc. .

The full list of patches will be released this year 11 With the moon Linux 5.16 Publish with the arrival of the merge window

( writing / Open source in China )    

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