[PATCH] drm/xe/xe2_lpg: Add Wa_16018610683

[Shekhar Chauhan]

Force max 128KB SLM during WMTP PASS1 Restore.

BSpec: 70202
Signed-off-by: Shekhar Chauhan <shekhar.chauhan at intel.com>
---
 drivers/gpu/drm/xe/regs/xe_gt_regs.h | 3 +++
 drivers/gpu/drm/xe/xe_wa.c           | 5 ++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
index 6dfad86aaea6..4017319c6300 100644
--- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h
+++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
@@ -345,6 +345,9 @@
 #define ROW_CHICKEN3				XE_REG_MCR(0xe49c, XE_REG_OPTION_MASKED)
 #define   DIS_FIX_EOT1_FLUSH			REG_BIT(9)
 
+#define TDL_TSL_CHICKEN				XE_REG_MCR(0xe4c4, XE_REG_OPTION_MASKED)
+#define   SLM_WMTP_RESTORE			REG_BIT(11)
+
 #define ROW_CHICKEN				XE_REG_MCR(0xe4f0, XE_REG_OPTION_MASKED)
 #define   UGM_BACKUP_MODE			REG_BIT(13)
 #define   MDQ_ARBITRATION_MODE			REG_BIT(12)
diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c
index b77d406e083e..3299130ba10a 100644
--- a/drivers/gpu/drm/xe/xe_wa.c
+++ b/drivers/gpu/drm/xe/xe_wa.c
@@ -455,7 +455,10 @@ static const struct xe_rtp_entry_sr engine_was[] = {
 			     PPHWSP_CSB_AND_TIMESTAMP_REPORT_DIS,
 			     XE_RTP_ACTION_FLAG(ENGINE_BASE)))
 	},
-
+	{ XE_RTP_NAME("16018610683"),
+	  XE_RTP_RULES(GRAPHICS_VERSION(2004), FUNC(xe_rtp_match_first_render_or_compute)),
+	  XE_RTP_ACTIONS(SET(TDL_TSL_CHICKEN, SLM_WMTP_RESTORE))
+	},
 	{}
 };
 
-- 
2.34.1