[Bug 193500] Interrupt storm after loading i915kms module on Gen4 Intel GPU

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=193500

--- Comment #14 from jan.kokemueller at gmail.com ---
(In reply to Konstantin Belousov from comment #12)
> Could you, please, describe how the discussion and fix from Linux commit
> c12aba5aa0e60b7 is related to your patch ?

It is not related, except that there seems to be some kind of hardware bug.
Sadly, zeroing GMBUS4 in intel_iic_reset does not seem to help.

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