[Intel-gfx] [PATCH v2 2/2] drm/i915/dg2: Add workaround 18019627453
José Roberto de Souza
jose.souza at intel.com
Tue Apr 19 18:27:53 UTC 2022
A new DG2 workaround added to fix some corner cases hangs.
v2:
- implementing the second and preferred option for this workaround
BSpec: 54077
BSpec: 68173
BSpec: 71488
Cc: Matt Roper <matthew.d.roper at intel.com>
Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
---
drivers/gpu/drm/i915/gt/intel_workarounds.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index 29c8cd0a81b6f..a05c4b99b3fbc 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -2194,11 +2194,15 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal)
*/
wa_write_or(wal, GEN7_FF_THREAD_MODE,
GEN12_FF_TESSELATION_DOP_GATE_DISABLE);
+ }
+ if (IS_ALDERLAKE_P(i915) || IS_DG2(i915) || IS_ALDERLAKE_S(i915) ||
+ IS_DG1(i915) || IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915)) {
/*
* Wa_1606700617:tgl,dg1,adl-p
* Wa_22010271021:tgl,rkl,dg1,adl-s,adl-p
* Wa_14010826681:tgl,dg1,rkl,adl-p
+ * Wa_18019627453:dg2
*/
wa_masked_en(wal,
GEN9_CS_DEBUG_MODE1,
--
2.35.3
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