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drm/i915/display: WA_14011503117

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Mask the ERR_FATAL_MASK before scaler initialization.
After enabling the scaler and waiting for one frame,
unmask the previously masked bits, PS_ECC and
ERR_FATAL_MASK
Unmasking of ERR_FATAL_MASK bit is use for
validation purpose. There is no functional
impact.

v2: Remove intel_display_need_wa[Jani]
    Optimize the ecc_unmask call[Animesh]
v3: Add intel_display_wa[Jani]

Signed-off-by: Nemesa Garg <nemesa.garg@intel.com>
Reviewed-by: Animesh Manna <animesh.manna@intel.com>
Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Link: https://lore.kernel.org/r/20250801125835.2337614-1-nemesa.garg@intel.com
This commit is contained in:
Nemesa Garg 2025-08-01 18:28:35 +05:30 • committed by Suraj Kandpal
commit 73309ed9d5
5 changed files with 47 additions and 0 deletions
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