[PATCH] drm/xe/xe2hpg: Add Wa_16025250150
Aradhya Bhatia
aradhya.bhatia at intel.com
Tue Mar 25 06:44:34 UTC 2025
Add Wa_16025250150 for the Xe2_HPG (graphics version: 20.01) platforms.
It is a permanent workaround, and applicable on all the steppings.
Signed-off-by: Aradhya Bhatia <aradhya.bhatia at intel.com>
---
drivers/gpu/drm/xe/regs/xe_gt_regs.h | 12 ++++++++++++
drivers/gpu/drm/xe/xe_wa.c | 12 ++++++++++++
2 files changed, 24 insertions(+)
diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
index da1f198ac107..5c1946f92e0c 100644
--- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h
+++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
@@ -392,6 +392,18 @@
#define XEHP_L3NODEARBCFG XE_REG_MCR(0xb0b4)
#define XEHP_LNESPARE REG_BIT(19)
+#define LSN_VC_REG2 XE_REG(0xb0c8)
+#define LSN_LNI_WGT_MASK REG_GENMASK(31, 28)
+#define LSN_LNI_WGT(value) REG_FIELD_PREP(LSN_LNI_WGT_MASK, value)
+#define LSN_LNE_WGT_MASK REG_GENMASK(27, 24)
+#define LSN_LNE_WGT(value) REG_FIELD_PREP(LSN_LNE_WGT_MASK, value)
+#define LSN_DIM_X_WGT_MASK REG_GENMASK(23, 20)
+#define LSN_DIM_X_WGT(value) REG_FIELD_PREP(LSN_DIM_X_WGT_MASK, value)
+#define LSN_DIM_Y_WGT_MASK REG_GENMASK(19, 16)
+#define LSN_DIM_Y_WGT(value) REG_FIELD_PREP(LSN_DIM_Y_WGT_MASK, value)
+#define LSN_DIM_Z_WGT_MASK REG_GENMASK(15, 12)
+#define LSN_DIM_Z_WGT(value) REG_FIELD_PREP(LSN_DIM_Z_WGT_MASK, value)
+
#define L3SQCREG2 XE_REG_MCR(0xb104)
#define COMPMEMRD256BOVRFETCHEN REG_BIT(20)
diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c
index 24f644c0a673..6f6563cc7430 100644
--- a/drivers/gpu/drm/xe/xe_wa.c
+++ b/drivers/gpu/drm/xe/xe_wa.c
@@ -230,6 +230,18 @@ static const struct xe_rtp_entry_sr gt_was[] = {
XE_RTP_ENTRY_FLAG(FOREACH_ENGINE),
},
+ /* Xe2_HPG */
+
+ { XE_RTP_NAME("16025250150"),
+ XE_RTP_RULES(GRAPHICS_VERSION(2001)),
+ XE_RTP_ACTIONS(SET(LSN_VC_REG2,
+ LSN_LNI_WGT(1) |
+ LSN_LNE_WGT(1) |
+ LSN_DIM_X_WGT(1) |
+ LSN_DIM_Y_WGT(1) |
+ LSN_DIM_Z_WGT(1)))
+ },
+
/* Xe2_HPM */
{ XE_RTP_NAME("16021867713"),
base-commit: 9a42bdcde0f77b2c1e947e283cc3b267b1ce2056
--
2.34.1
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