On Mon, May 19, 2025 at 8:53 AM Mr Penguin <[email protected]> wrote: > > Hi, > > I've upgraded my vanilla 6.14.6 kernel to 6.14.7, and I am now seeing "DP AUX > transfer fail: 4" warnings. These don't appear to be significant, but they > are definitely new. And there are definitely a LOT of them: > > ... > [ 26.915115] amdgpu 0000:04:00.0: amdgpu: Using BACO for runtime pm > [ 26.920868] amdgpu 0000:04:00.0: [drm] Registered 5 planes with drm panic > [ 26.926418] [drm] Initialized amdgpu 3.61.0 for 0000:04:00.0 on minor 0 > [ 26.938637] fbcon: amdgpudrmfb (fb0) is primary device > [ 26.939008] [drm] pre_validate_dsc:1621 MST_DSC dsc precompute is not > needed > [ 26.939522] amdgpu 0000:04:00.0: amdgpu: [drm] amdgpu: DP AUX transfer > fail:4 > [ 26.940222] amdgpu 0000:04:00.0: amdgpu: [drm] amdgpu: DP AUX transfer > fail:4 > [ 26.940921] amdgpu 0000:04:00.0: amdgpu: [drm] amdgpu: DP AUX transfer > fail:4 > [ 26.941667] amdgpu 0000:04:00.0: amdgpu: [drm] amdgpu: DP AUX transfer > fail:4 > [ 26.942419] amdgpu 0000:04:00.0: amdgpu: [drm] amdgpu: DP AUX transfer > fail:4 > ... > [ 26.984445] amdgpu 0000:04:00.0: amdgpu: [drm] amdgpu: DP AUX transfer > fail:4 > [ 26.985183] amdgpu 0000:04:00.0: amdgpu: [drm] amdgpu: DP AUX transfer > fail:4 > [ 27.020491] Console: switching to colour frame buffer device 210x65 > [ 27.437597] amdgpu 0000:04:00.0: [drm] fb0: amdgpudrmfb frame buffer device > ... > > Should I be concerned by this? I would guess that this is a race at start-up.
You can ignore it. There was an aux fix that went in that was a little too verbose. Its verbosity was reduced last week so you should see those messages disappear in the next update. Alex > > The full dmesg log is attached. > > Cheers, > Chris >
