drm/i915/mtl: Update Wa_22018931422

Commit 78cc55e0b64c ("drm/i915/mcr: Hold GT forcewake during steering
operations") introduced the workaround which was in early stages. With a
valid lineage number update Workaround for future tracking.

Cc: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231116212511.1760446-1-radhakrishna.sripada@intel.com

diff --git a/drivers/gpu/drm/i915/gt/intel_gt_mcr.c b/drivers/gpu/drm/i915/gt/intel_gt_mcr.c
index 34913912d8ae29a93859d1a5dab0df359ff3b700..e253750a51c56830d9ea690ce4b2f5127bcd74bb 100644 (file)
--- a/drivers/gpu/drm/i915/gt/intel_gt_mcr.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt_mcr.c
@@ -388,8 +388,7 @@ void intel_gt_mcr_lock(struct intel_gt *gt, unsigned long *flags)
                 * registers.  This wakeref will be released in the unlock
                 * routine.
                 *
-                * This is expected to become a formally documented/numbered
-                * workaround soon.
+                * Wa_22018931422
                 */
                intel_uncore_forcewake_get(gt->uncore, FORCEWAKE_GT);