5.14 OEM kernel also not work
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https://bugs.launchpad.net/bugs/1960485
Title:
intel graphics driver don't work
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Public bug reported:
I use Huawei Mate Book e 2022，the Intel graphics devices is Intel Iris
Xe （Intel Corporation Device [8086:9a40]）. But the kernel didn't
support, I have to use the params with nomodeset, i can't change
brightness. Also /sys/class/backlight/ is empty.
** Affects:
