drm/xe: Add Wa_14026578760

Add GT workaround Wa_14026578760 for graphics versions 35.10, 35.11
and media version 35.03.

Signed-off-by: Varun Gupta <varun.gupta@intel.com>
Reviewed-by: Tejas Upadhyay <tejas.upadhyay@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patch.msgid.link/20260309063923.4031933-1-varun.gupta@intel.com
Signed-off-by: Tejas Upadhyay <tejas.upadhyay@intel.com>

diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
index 66ddad767ad442116a3c7fa94a9bd52382c95c00..8e6df9dcd137970ded2e9935683a2482f03e4246 100644 (file)
--- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h
+++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
@@ -100,6 +100,9 @@
 #define VE1_AUX_INV                            XE_REG(0x42b8)
 #define   AUX_INV                              REG_BIT(0)
 
+#define GAMSTLB_CTRL                           XE_REG_MCR(0x477c)
+#define   DIS_PEND_GPA_LINK                    REG_BIT(13)
+
 #define GAMSTLB_CTRL2                          XE_REG_MCR(0x4788)
 #define   STLB_SINGLE_BANK_MODE                        REG_BIT(11)
 

diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c
index 183c5c86c35ad006782b081cb4ed4ff676a7cacb..c883a359637b2b6820e1fc2dd94d0496fae434f9 100644 (file)
--- a/drivers/gpu/drm/xe/xe_wa.c
+++ b/drivers/gpu/drm/xe/xe_wa.c
@@ -164,6 +164,11 @@ static const struct xe_rtp_entry_sr gt_was[] = {
                       MEDIA_VERSION_RANGE(1301, 3500)),
          XE_RTP_ACTIONS(SET(GUC_INTR_CHICKEN, DISABLE_SIGNALING_ENGINES))
        },
+       { XE_RTP_NAME("14026578760"),
+         XE_RTP_RULES(GRAPHICS_VERSION_RANGE(3510, 3511), OR,
+                      MEDIA_VERSION(3503)),
+         XE_RTP_ACTIONS(SET(GAMSTLB_CTRL, DIS_PEND_GPA_LINK))
+       },
 
        /* DG1 */