[OEM-5.6][PATCH 22/37] drm/i915/tgl: Add note about Wa_1607063988

[Timo Aaltonen]

From: José Roberto de Souza <jose.souza at intel.com>

BugLink: https://bugs.launchpad.net/bugs/1868727

This issue workaround in Wa_1607063988 has the same fix as
Wa_1607138336, so just adding a note in the code.

Reviewed-by: Matt Roper <matthew.d.roper at intel.com>
Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200227220101.321671-6-jose.souza@intel.com
(cherry picked from drm-intel-next commit d55204d3f829fbc357e4dca6800270295372e703)
Signed-off-by: Timo Aaltonen <timo.aaltonen at canonical.com>
---
 drivers/gpu/drm/i915/gt/intel_workarounds.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index 5c462d5929df..b14be5925d32 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -1326,7 +1326,10 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal)
 			     GEN9_CS_DEBUG_MODE1,
 			     FF_DOP_CLOCK_GATE_DISABLE);
 
-		/* Wa_1607138336:tgl */
+		/*
+		 * Wa_1607138336:tgl
+		 * Wa_1607063988:tgl
+		 */
 		wa_write_or(wal,
 			    GEN9_CTX_PREEMPT_REG,
 			    GEN12_DISABLE_POSH_BUSY_FF_DOP_CG);
-- 
2.25.1