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Cake day: June 12th, 2023

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  • The graphene community in the past has pointed out Firefox’s incomplete content sandboxing implementation and suggested that other aspects of security are not up to chromiums standard. They pointed out other technical shortcomings as well, though I can’t recall them, I’m not sure how urgent they’d be.

    This was several years ago, and I’m not sure if any of this has been addressed, but I wouldn’t like to rely on manifest v3 compliant ad blocking.

    I get the impression that Firefox may continue to lag in this regard, and I don’t feel that people like us are made vulnerable by this, though I do worry about people like my parents.








  • Vik@lemmy.worldtoLinux@lemmy.mlQuestion about VRR
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    1 month ago

    No prob, really sorry about the situation though, I know it sucks. I’ve been looking into replacing my TVs with large PC displays with DisplayPort.

    I’m not sure if you can somehow work around the HDMI forum limitation with an active converter, but I think they’re intended to be used at the adapter side (convert HDMI output to DP).




  • Oh sorry, I misunderstood, so you actually get locked into a low mclk under specific display configurations? I’ve genuinely never heard of or personally experienced that across a breadth of hw and sw configs.

    I’m wondering if it could be worth probing the power play sysfs interface or hwmon the next time this happens to try and understand what’s happening there.

    Do you use client apps to interact with tuning settings like LACT? Can you link me to an existing bug report so I can follow up with engineering?


  • Can you elaborate on your display config?

    You kind of alluded to part of it there; it’s not so much a bug in sw/fw as it is a hardware limitation at both the adapter and display side. The variables for displays are vertical blanking intervals (and differences between panels), as well as total display bandwidth.

    with RDNA2, a feature was implemented in DAL to leverage VRR in order to allow a single connected display system to achieve a lower mclk, and thus lower idle power draw. With RDNA3, hardware changes (MALL specifically) broadened this capability two concurrent displays. Even then, it’s not bulletproof.

    The display eng team has more or less exhaustively worked towards this over the course of RDNA3’s lifespan; their work is applicable to both Windows and Linux.









  • Vik@lemmy.worldtoLinux Gaming@lemmy.worldFedora and AMD GPUs?
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    3 months ago

    Iirc, the free version of resolve lacks hw accel via OpenCL on Linux for specific formats like MP4. What are your encode settings? If you pay for resolve, I would try contacting the vendor. I’m not sure if the app supports ROCm / HIP directly (I gather it does but haven’t used this path directly), but you can try installing the ROCm meta package via dnf on Fedora Workstation (or rpm-ostree package overlay on Bazzite) to see if that opens up more options.

    I’ll check in with OBS later to confirm my settings.

    I’m not sure how it is for atomic apps but if video players like VLC and MPV are complaining, you may need to grab the gstreamer plugins from the store? (I need to check if this is consistent across fedora workstation and immutable setups like on my fedora silverblue install)