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moby: test a lima GPU timeout bugfix

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Colin
2023-10-21 08:13:34 +00:00
parent d13007fc12
commit 12e106ee2a
1 changed files with 11 additions and 6 deletions
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hosts/by-name/moby/kernel.nix
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@@ -70,12 +70,17 @@ in
# the filtering/calibration is bad that it causes the screen to go fully dark at times. # the filtering/calibration is bad that it causes the screen to go fully dark at times.
boot.blacklistedKernelModules = [ "stk3310" ]; boot.blacklistedKernelModules = [ "stk3310" ];
boot.kernelParams = [
# without this some GUI apps fail: `DRM_IOCTL_MODE_CREATE_DUMB failed: Cannot allocate memory` # without this some GUI apps fail: `DRM_IOCTL_MODE_CREATE_DUMB failed: Cannot allocate memory`
# this is because they can't allocate enough video ram. # this is because they can't allocate enough video ram.
# the default CMA seems to be 32M. # the default CMA seems to be 32M.
# i was running fine with 256MB from 2022/07-ish through 2022/12-ish, but then the phone quit reliably coming back from sleep: maybe a memory leak? # i was running fine with 256MB from 2022/07-ish through 2022/12-ish, but then the phone quit reliably coming back from sleep: maybe a memory leak?
# `cat /proc/meminfo` to see CmaTotal/CmaFree if interested in tuning this. # `cat /proc/meminfo` to see CmaTotal/CmaFree if interested in tuning this.
boot.kernelParams = [ "cma=512M" ]; "cma=512M"
# 2023/10/20: potential fix for the lima (GPU) timeout bugs:
# - <https://gitlab.com/postmarketOS/pmaports/-/issues/805#note_890467824>
"lima.sched_timeout_ms=2000"
];
services.xserver.displayManager.job.preStart = ensureHWReady; services.xserver.displayManager.job.preStart = ensureHWReady;
systemd.services.greetd.preStart = ensureHWReady; systemd.services.greetd.preStart = ensureHWReady;