This workaround is basically identical to the one recently
applied to soc-qcom-msm8916 (MR 4958).
Tested on xiaomi-tissot and xiaomi-daisy, where performance for
GTK4 applications goes from barely usable to fairly decent.
Closes: https://gitlab.com/postmarketOS/pmaports/-/issues/2220
Thanks: Nikita Travkin <nikita@trvn.ru>
Signed-off-by: Andrea Bolognani <eof@kiyuko.org>
[ci:skip-build]: already built successfully in CI
