** Description changed: [ Impact ] * On device with any panel on Intel Platform, for example: https://certification.canonical.com/hardware/202603-38512/ with panel NS14M60 from BOE (from EDID) * Select a refresh rate shown in GNOME Settings that's not actually supported by the panel, for example 60Hz when the panel only supports 120Hz & 48Hz * Display won't comeback after suspend and resume [ Test Plan ] * On device with any panel on Intel Platform * List supported modes of the panel from i915_display_info - * Check if GNOME Settings list exact supported modes reported from i915_display_info - * Check if any listed modes causes black screen with suspend then resume + * Check if all the modes reported by mutter has refresh rate within +-0.5Hz using the following command: + `busctl --user call org.gnome.Mutter.DisplayConfig /org/gnome/Mutter/DisplayConfig org.gnome.Mutter.DisplayConfig GetCurrentState --json=short | jq .data[1][0][1].[][0]` [ Where problems could occur ] * Affects users on Intel Platform to use the device after setting an unsupported mode listed by GNOME Settings [ Other Info ] - * Upstream issue: https://gitlab.gnome.org/GNOME/mutter/-/work_items/4844 - * Upstream fix: https://gitlab.gnome.org/GNOME/mutter/-/commit/73843088ed3f32aec22a17cc89269fa57bd6dbc4 + * Upstream issues: + * https://gitlab.gnome.org/GNOME/mutter/-/work_items/4844 + * https://gitlab.gnome.org/GNOME/mutter/-/work_items/4956 + * Upstream fixes: + * https://gitlab.gnome.org/GNOME/mutter/-/commit/73843088ed3f32aec22a17cc89269fa57bd6dbc4 + * https://gitlab.gnome.org/GNOME/mutter/-/commit/92ff60c39ab9bd509017dfd4c82e60c7f13574af
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/2163136 Title: [SRU] QHD panel doesn't support 60Hz refresh rate but Ubuntu OS can see 60Hz on display setting To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/2163136/+subscriptions -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
