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drm/i915/tgl: Add note to Wa_1607297627 

Add note about the confliting information in BSpec about this WA.

BSpec: 52890
Acked-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200227220101.321671-5-jose.souza@intel.com
This commit is contained in:
José Roberto de Souza 2020-02-27 14:00:55 -08:00
parent f2097beed5
commit e2049b4c0c
1 changed files with 7 additions and 3 deletions
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10
drivers/gpu/drm/i915/gt/intel_workarounds.c
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@ -1338,9 +1338,13 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal)
GEN9_CTX_PREEMPT_REG,
GEN12_DISABLE_POSH_BUSY_FF_DOP_CG);
/* Wa_1607030317:tgl */
/* Wa_1607186500:tgl */
/* Wa_1607297627:tgl */
/*
* Wa_1607030317:tgl
* Wa_1607186500:tgl
* Wa_1607297627:tgl there is 3 entries for this WA on BSpec, 2
* of then says it is fixed on B0 the other one says it is
* permanent
*/
wa_masked_en(wal,
GEN6_RC_SLEEP_PSMI_CONTROL,
GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE |