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Linux 6.11 Addressing "Long-Time Regression" Of Buggy AMD HDMI Audio
For those that have experienced a buggy AMD HDMI audio experience when using recent versions of the Linux kernel, a fix has been submitted today for Linux 6.11 and in turn for back-porting to stable series in addressing 'another long-time regression fix for AMD HDMI.'
This can be reproduced by playing a flac music file with mpv where increased even minor CPU usage greatly affects audio quality. The issue seems triggered by the change in the kernel core memory allocation that enables IOMMU driver to use always S/G buffers. Those Firewire problems have been around since the 2021 kernel code.About The AuthorMichael Larabel is the principal author of Phoronix.com and founded the site in 2004 with a focus on enriching the Linux hardware experience.
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