[PATCH v4 1/2] drm/xe: Add Wa_16021333562 and Wa_14016712196

[Aradhya Bhatia]

Wa_16021333562 and Wa_14016712196 are permanent workarounds that apply
to multiple platforms. Wa_16021333562 applies to platforms ranging from
TGL (12.00) to Xe_LPM (13.00), while Wa_14016712196 from DG2 (12.55) to
Xe_LPG (12.74).

Signed-off-by: Aradhya Bhatia <aradhya.bhatia at intel.com>
---
 drivers/gpu/drm/xe/xe_guc_ads.c    | 2 +-
 drivers/gpu/drm/xe/xe_ring_ops.c   | 4 ++++
 drivers/gpu/drm/xe/xe_wa_oob.rules | 4 ++++
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/xe/xe_guc_ads.c b/drivers/gpu/drm/xe/xe_guc_ads.c
index fab259adc380..e7c9e095a19f 100644
--- a/drivers/gpu/drm/xe/xe_guc_ads.c
+++ b/drivers/gpu/drm/xe/xe_guc_ads.c
@@ -342,7 +342,7 @@ static void guc_waklv_init(struct xe_guc_ads *ads)
 	offset = guc_ads_waklv_offset(ads);
 	remain = guc_ads_waklv_size(ads);
 
-	if (XE_WA(gt, 14019882105))
+	if (XE_WA(gt, 14019882105) || XE_WA(gt, 16021333562))
 		guc_waklv_enable_simple(ads,
 					GUC_WORKAROUND_KLV_BLOCK_INTERRUPTS_WHEN_MGSR_BLOCKED,
 					&offset, &remain);
diff --git a/drivers/gpu/drm/xe/xe_ring_ops.c b/drivers/gpu/drm/xe/xe_ring_ops.c
index 9f327f27c072..29cd7b548493 100644
--- a/drivers/gpu/drm/xe/xe_ring_ops.c
+++ b/drivers/gpu/drm/xe/xe_ring_ops.c
@@ -192,6 +192,10 @@ static int emit_render_cache_flush(struct xe_sched_job *job, u32 *dw, int i)
 	else if (job->q->class == XE_ENGINE_CLASS_COMPUTE)
 		flags &= ~PIPE_CONTROL_3D_ENGINE_FLAGS;
 
+	if (XE_WA(gt, 14016712196))
+		i = emit_pipe_control(dw, i, 0, PIPE_CONTROL_DEPTH_CACHE_FLUSH,
+				      LRC_PPHWSP_SCRATCH_ADDR, 0);
+
 	return emit_pipe_control(dw, i, PIPE_CONTROL0_HDC_PIPELINE_FLUSH, flags, 0, 0);
 }
 
diff --git a/drivers/gpu/drm/xe/xe_wa_oob.rules b/drivers/gpu/drm/xe/xe_wa_oob.rules
index 228436532282..ea72bcc02e1e 100644
--- a/drivers/gpu/drm/xe/xe_wa_oob.rules
+++ b/drivers/gpu/drm/xe/xe_wa_oob.rules
@@ -43,3 +43,7 @@
 no_media_l3	MEDIA_VERSION(3000)
 14022866841	GRAPHICS_VERSION(3000), GRAPHICS_STEP(A0, B0)
 		MEDIA_VERSION(3000), MEDIA_STEP(A0, B0)
+16021333562	GRAPHICS_VERSION_RANGE(1200, 1274)
+		MEDIA_VERSION(1300)
+14016712196	GRAPHICS_VERSION(1255)
+		GRAPHICS_VERSION_RANGE(1270, 1274)
-- 
2.45.2