drm/xe: Add missing DG2 gt workarounds and tunings

Synchronize with i915 the DG2 gt workarounds as of
commit 4d14d771 ("drm/i915/selftest: Fix ktime_get() and h/w access
order").
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://lore.kernel.org/r/20230314003012.2600353-9-lucas.demarchi@intel.comSigned-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

drivers/gpu/drm/xe/regs/xe_gt_regs.h

@@ -168,7 +168,6 @@
 #define   GAMTLBVEBOX0_CLKGATE_DIS		REG_BIT(16)
 #define   LTCDD_CLKGATE_DIS			REG_BIT(10)
 
-#define GEN11_SLICE_UNIT_LEVEL_CLKGATE		_MMIO(0x94d4)
 #define XEHP_SLICE_UNIT_LEVEL_CLKGATE		MCR_REG(0x94d4)
 #define   SARBUNIT_CLKGATE_DIS			(1 << 5)
 #define   RCCUNIT_CLKGATE_DIS			(1 << 7)
@@ -222,12 +221,28 @@
 #define XEHPC_LNCFMISCCFGREG0			MCR_REG(0xb01c)
 #define   XEHPC_OVRLSCCC			REG_BIT(0)
 
+#define XEHP_L3NODEARBCFG			MCR_REG(0xb0b4)
+#define   XEHP_LNESPARE				REG_BIT(19)
+
+#define XEHP_L3SCQREG7				MCR_REG(0xb188)
+#define   BLEND_FILL_CACHING_OPT_DIS		REG_BIT(3)
+
+#define XEHP_MERT_MOD_CTRL			MCR_REG(0xcf28)
 #define RENDER_MOD_CTRL				MCR_REG(0xcf2c)
 #define COMP_MOD_CTRL				MCR_REG(0xcf30)
 #define XEHP_VDBX_MOD_CTRL			MCR_REG(0xcf34)
 #define XEHP_VEBX_MOD_CTRL			MCR_REG(0xcf38)
 #define   FORCE_MISS_FTLB			REG_BIT(3)
 
+#define XEHP_GAMSTLB_CTRL			MCR_REG(0xcf4c)
+#define   CONTROL_BLOCK_CLKGATE_DIS		REG_BIT(12)
+#define   EGRESS_BLOCK_CLKGATE_DIS		REG_BIT(11)
+#define   TAG_BLOCK_CLKGATE_DIS			REG_BIT(7)
+
+#define XEHP_GAMCNTRL_CTRL			MCR_REG(0xcf54)
+#define   INVALIDATION_BROADCAST_MODE_DIS	REG_BIT(12)
+#define   GLOBAL_INVALIDATION_MODE		REG_BIT(2)
+
 #define GEN10_SAMPLER_MODE			MCR_REG(0xe18c)
 #define   ENABLE_SMALLPL			REG_BIT(15)
 #define   SC_DISABLE_POWER_OPTIMIZATION_EBB	REG_BIT(9)

drivers/gpu/drm/xe/xe_tuning.c

@@ -16,6 +16,10 @@
 #define MCR_REG(x)	_XE_RTP_MCR_REG(x)
 
 static const struct xe_rtp_entry gt_tunings[] = {
+	{ XE_RTP_NAME("Tuning: Blend Fill Caching Optimization Disable"),
+	  XE_RTP_RULES(PLATFORM(DG2)),
+	  XE_RTP_ACTIONS(SET(XEHP_L3SCQREG7, BLEND_FILL_CACHING_OPT_DIS))
+	},
 	{ XE_RTP_NAME("Tuning: 32B Access Enable"),
 	  XE_RTP_RULES(PLATFORM(DG2)),
 	  XE_RTP_ACTIONS(SET(XEHP_SQCM, EN_32B_ACCESS))

drivers/gpu/drm/xe/xe_wa.c

@@ -132,6 +132,14 @@ static const struct xe_rtp_entry gt_was[] = {
 	  XE_RTP_RULES(SUBPLATFORM(DG2, G10)),
 	  XE_RTP_ACTIONS(SET(GEN11_SUBSLICE_UNIT_LEVEL_CLKGATE, DSS_ROUTER_CLKGATE_DIS))
 	},
+	{ XE_RTP_NAME("14012362059"),
+	  XE_RTP_RULES(SUBPLATFORM(DG2, G10), STEP(A0, B0)),
+	  XE_RTP_ACTIONS(SET(XEHP_MERT_MOD_CTRL, FORCE_MISS_FTLB))
+	},
+	{ XE_RTP_NAME("14012362059"),
+	  XE_RTP_RULES(SUBPLATFORM(DG2, G11), STEP(A0, B0)),
+	  XE_RTP_ACTIONS(SET(XEHP_MERT_MOD_CTRL, FORCE_MISS_FTLB))
+	},
 	{ XE_RTP_NAME("14010948348"),
 	  XE_RTP_RULES(SUBPLATFORM(DG2, G10), STEP(A0, B0)),
 	  XE_RTP_ACTIONS(SET(UNSLCGCTL9430, MSQDUNIT_CLKGATE_DIS))
@@ -142,7 +150,7 @@ static const struct xe_rtp_entry gt_was[] = {
 	},
 	{ XE_RTP_NAME("14011371254"),
 	  XE_RTP_RULES(SUBPLATFORM(DG2, G10), STEP(A0, B0)),
-	  XE_RTP_ACTIONS(SET(GEN11_SLICE_UNIT_LEVEL_CLKGATE, NODEDSS_CLKGATE_DIS))
+	  XE_RTP_ACTIONS(SET(XEHP_SLICE_UNIT_LEVEL_CLKGATE, NODEDSS_CLKGATE_DIS))
 	},
 	{ XE_RTP_NAME("14011431319"),
 	  XE_RTP_RULES(SUBPLATFORM(DG2, G10), STEP(A0, B0)),
@@ -172,6 +180,13 @@ static const struct xe_rtp_entry gt_was[] = {
 	  XE_RTP_RULES(SUBPLATFORM(DG2, G10), STEP(A0, B0)),
 	  XE_RTP_ACTIONS(SET(SSMCGCTL9530, RTFUNIT_CLKGATE_DIS))
 	},
+	{ XE_RTP_NAME("14010680813"),
+	  XE_RTP_RULES(SUBPLATFORM(DG2, G10), STEP(A0, B0)),
+	  XE_RTP_ACTIONS(SET(XEHP_GAMSTLB_CTRL,
+			     CONTROL_BLOCK_CLKGATE_DIS |
+			     EGRESS_BLOCK_CLKGATE_DIS |
+			     TAG_BLOCK_CLKGATE_DIS))
+	},
 	{ XE_RTP_NAME("14014830051"),
 	  XE_RTP_RULES(PLATFORM(DG2)),
 	  XE_RTP_ACTIONS(CLR(SARB_CHICKEN1, COMP_CKN_IN))
@@ -180,6 +195,23 @@ static const struct xe_rtp_entry gt_was[] = {
 	  XE_RTP_RULES(PLATFORM(DG2)),
 	  XE_RTP_ACTIONS(CLR(GEN7_MISCCPCTL, GEN12_DOP_CLOCK_GATE_RENDER_ENABLE))
 	},
+	{ XE_RTP_NAME("18018781329"),
+	  XE_RTP_RULES(PLATFORM(DG2)),
+	  XE_RTP_ACTIONS(SET(RENDER_MOD_CTRL, FORCE_MISS_FTLB),
+			 SET(COMP_MOD_CTRL, FORCE_MISS_FTLB),
+			 SET(XEHP_VDBX_MOD_CTRL, FORCE_MISS_FTLB),
+			 SET(XEHP_VEBX_MOD_CTRL, FORCE_MISS_FTLB))
+	},
+	{ XE_RTP_NAME("1509235366"),
+	  XE_RTP_RULES(PLATFORM(DG2)),
+	  XE_RTP_ACTIONS(SET(XEHP_GAMCNTRL_CTRL,
+			     INVALIDATION_BROADCAST_MODE_DIS |
+			     GLOBAL_INVALIDATION_MODE))
+	},
+	{ XE_RTP_NAME("14010648519"),
+	  XE_RTP_RULES(PLATFORM(DG2)),
+	  XE_RTP_ACTIONS(SET(XEHP_L3NODEARBCFG, XEHP_LNESPARE))
+	},
 
 	/* PVC */