Flickering when using Firefox under KDE Wayland on Ryzen AI 300

[tlvince]

I’ve retested as of linux-firmware 20251011 and can still reproduce.

Any of these workarounds continue to work:

1. MUTTER_DEBUG_DISABLE_HW_CURSORS=1 (GNOME)

2. Prefer color accuracy (KDE)

3. Setting /sys/class/drm/card1/device/power_dpm_force_performance_level to high

Apparently it doesn’t occur in hyprland (aquamarine).

Framework are aware of the issue:

Framework 13 AMD 7040: some screen flicker still

Hey guys, This is something we’re aware of that affects our AMD platforms. There are certain websites that make it very easy to replicate the issue but we’re still trying to determine a root cause as it seems to manifest a little differently between the Ryzen 7000 series, AI 300 Series, and AI Max 300 series. I’ve even seen the issue happen once on a 9070 XT in a friend’s desktop. In my own experience it’s most likely to happen when the display is showing a majority bright color with a bar of …