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drm/i915/mtl: Add Wa_14017073508 for SAMedia

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This workaround is added for Media tile of MTL A step. It is to help
pcode workaround which handles the hardware issue seen during package C2/C3
transitions due to RC6 entry/exit transitions on Media tile. As a part of
workaround pcode expect kmd to send mailbox message "media busy" when
components of Media tile are in use and "media idle" otherwise.
As per workaround description gucrc need to be disabled so enabled
host based RC for Media tile.

v2:
 - Correct workaround id (Matt)
 - Fix review comments (Rodrigo)

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Cc: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Badal Nilawar <badal.nilawar@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221103184559.2306481-1-badal.nilawar@intel.com
This commit is contained in:
Badal Nilawar 2022-11-04 00:15:59 +05:30 • committed by Anshuman Gupta
commit 8f70f1ec58
4 changed files with 52 additions and 1 deletions
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