drm/i915/gt: skip WA verification for GEN7_MISCCPCTL on DG2

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Some DG2 firmware locks this register for modification. Using wa_add
with read_mask 0 allows to skip checks of such registers.

Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/8945
Signed-off-by: Andrzej Hajda <andrzej.hajda@intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230912073521.2106162-1-andrzej.hajda@intel.com

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This commit is contained in:

Andrzej Hajda 2023-09-12 09:35:21 +02:00

parent c795d2f40a

commit 3b2562dcf9

1 changed files with 6 additions and 2 deletions

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8

drivers/gpu/drm/i915/gt/intel_workarounds.c

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