Backlight adjustment doesn't work on Lenovo Ideapad Duet 3i
Bug #1951692 reported by
Tobias Karnat
This bug report is a duplicate of:
Bug #1950060: Unable to adjust screen backlight brightness on Google Pixelbook Eve.
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This bug affects 1 person
| Affects | Status | Importance | Assigned to | Milestone | |
|---|---|---|---|---|---|
| Linux |
Unknown
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Unknown
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| linux (Ubuntu) |
New
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Undecided
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Unassigned | ||
| linux-hwe (Ubuntu) |
New
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Undecided
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Unassigned | ||
| linux-hwe-5.13 (Ubuntu) |
New
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Undecided
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Unassigned | ||
Bug Description
Duet 3i backlight doesn't work with kernel 5.13 on jammy alpha. But it is currently the same kernel with witch impish runs.
I suspect it needs the parameter i915.enable_
However this function is broken since 5.12, please backport the following upstream patches.
https:/
Freedesktop bug report
https:/
Revision history for this message
| Tobias Karnat (tobiaskarnat) wrote | #1 |
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Bug 1950060 reports the same issue and the Pixelbook will be fixed as reported in the Freedesktop bug report by these patches.
https:/