More Open-Source Adreno 500 Series Support, A6xx Speedbin Sent In For Linux 5.12

Last week the main set of DRM subsystem updates were sent in for the Linux 5.12 merge window. That pull included exciting additions like Radeon RX 6000 series OverDrive and Intel Xe VRR. Mistakenly left out of that pull request last week were the open-source Qualcomm Adreno driver improvements for the "MSM" kernel driver while now that code has landed...