[Intel-gfx] [PATCH v8 11/11] drm/i915/perf: Wa_14017512683: Disable OAM if media C6 is enabled in BIOS

[Dixit, Ashutosh]

On Tue, 21 Mar 2023 17:08:54 -0700, Umesh Nerlige Ramappa wrote:
>
> OAM does not work with media C6 enabled on some steppings of MTL.
> Disable OAM if we detect that media C6 was enabled in bios.
>
> v2: (Ashutosh)
> - Remove drm_notice from the driver load path
> - Log a drm_err when opening an OAM stream on affected steppings
>
> v3:
> - Initialize the engine group even if mc6 is enabled (Ashutosh)
> - Checkpatch fix

Reviewed-by: Ashutosh Dixit <ashutosh.dixit at intel.com>