[Bug 108493] Unigine Heaven at 4K crashes amdgpu and causes a GPU hang

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=108493

--- Comment #13 from Alex Deucher <alexdeucher at gmail.com> ---
(In reply to Timur Kristóf from comment #9)

> OD_MCLK:
> 0:        300MHz        750mV
> 1:       1000MHz        800mV
> 2:       1750MHz        900mV

This is vddc.

> [DEFAULT] ATOM_MCLK_ENTRY Array
> ----
> 
> Entry: 0
> 	Frequency: 300 MHz.
> 	Voltage:. 1000 MV
> Entry: 1
> 	Frequency: 1000 MHz.
> 	Voltage:. 1000 MV
> Entry: 2
> 	Frequency: 1750 MHz.
> 	Voltage:. 1000 MV
> ----

This is mvdd.  these are not the same voltages.  The pp_od_clk_voltage
interface only allows you to adjust vddc.  The vddc values match what is in the
vbios for your card.

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