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Port i915 force wake workaround #49

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merged 33 commits into from Jul 5, 2020
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07151129
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@07151129 07151129 commented Jul 3, 2020

KBL/CFL only for now. The code almost exactly copies IntelAccelerator::SafeForceWakeMultithreaded logic, but does the fallback trick at first timeout.

Most users don't experience ForceWake timeouts, but this should fix issues like acidanthera/bugtracker#1004.

* acidanthera/master:
  Add more checks to framebuffer mode set
  Fixx nullptr deref and multiple Lilu API violations
  Implement manual override and auto built-in disable for force mode set (acidanthera#29)
* 07151129/master:
  Fix broken logic in hwRegsNeedUpdate
  Update readme and changelog
  Use mach_vm_addr_t for original function pointer
  Fix logic on override
  Fix argument in debug log
  Use KernelPatcher::RouteRequest instead of ad-hoc struct
  Use 8 bytes for FB list
  Fix bootarg parsing
  igfx: Implement manual override and auto built-in disable
* master:
  RPS debug
…into rps

# By Andrey1970AppleLife (4) and others
# Via GitHub
* 'master' of https://github.com/acidanthera/WhateverGreen:
  Update FAQ.IntelHD.en.md
  Docs: Fixed typo
  Docs: Fixed transition of a line.
  Fixed previous
  linting and style corrections (acidanthera#48)
  Sync changelog
  igfx: use RPS control for all the command streamers (acidanthera#47)
  Added constants required for 11.0 update
* master:
  Sync changelog
  Fix black screen on igfx since 10.15.5
  Add disableAccel to requiresGraphicsPatches
  Port -igfxvesa
@07151129 07151129 merged commit 119867c into acidanthera:master Jul 5, 2020
@zhen-zen
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zhen-zen commented Jul 5, 2020

Maybe this PR also fixes acidanthera/bugtracker#967 ?

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