1 comment:
Patch Set #1, Line 274: /* Write ACPI VFCT only for Discrete VGA. */
looking at the kernel source:
https://github.com/torvalds/linux/blob/6f0d349d922ba44e4348a17a78ea51b7135965b1/drivers/gpu/drm/radeon/radeon_bios.c
The VFCT should be used for the iGPU in dual graphics systems, or the main GPU in single graphics systems.
For dual-graphics dGPU there's the "ATRM" method, which seems to be similar to _ROM, which is already implemented (below this function).
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