diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_workarounds.c')
-rw-r--r-- | drivers/gpu/drm/i915/gt/intel_workarounds.c | 568 |
1 files changed, 200 insertions, 368 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index 4d2dece96011..b86a10b1f534 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -123,6 +123,22 @@ static void wa_init_finish(struct i915_wa_list *wal) wal->wa_count, wal->name, wal->engine_name); } +static enum forcewake_domains +wal_get_fw_for_rmw(struct intel_uncore *uncore, const struct i915_wa_list *wal) +{ + enum forcewake_domains fw = 0; + struct i915_wa *wa; + unsigned int i; + + for (i = 0, wa = wal->list; i < wal->count; i++, wa++) + fw |= intel_uncore_forcewake_for_reg(uncore, + wa->reg, + FW_REG_READ | + FW_REG_WRITE); + + return fw; +} + static void _wa_add(struct i915_wa_list *wal, const struct i915_wa *wa) { unsigned int addr = i915_mmio_reg_offset(wa->reg); @@ -225,13 +241,13 @@ static void wa_mcr_add(struct i915_wa_list *wal, i915_mcr_reg_t reg, static void wa_write_clr_set(struct i915_wa_list *wal, i915_reg_t reg, u32 clear, u32 set) { - wa_add(wal, reg, clear, set, clear, false); + wa_add(wal, reg, clear, set, clear | set, false); } static void wa_mcr_write_clr_set(struct i915_wa_list *wal, i915_mcr_reg_t reg, u32 clear, u32 set) { - wa_mcr_add(wal, reg, clear, set, clear, false); + wa_mcr_add(wal, reg, clear, set, clear | set, false); } static void @@ -404,7 +420,7 @@ static void bdw_ctx_workarounds_init(struct intel_engine_cs *engine, /* WaForceContextSaveRestoreNonCoherent:bdw */ HDC_FORCE_CONTEXT_SAVE_RESTORE_NON_COHERENT | /* WaDisableFenceDestinationToSLM:bdw (pre-prod) */ - (IS_BDW_GT3(i915) ? HDC_FENCE_DEST_SLM_DISABLE : 0)); + (IS_BROADWELL_GT3(i915) ? HDC_FENCE_DEST_SLM_DISABLE : 0)); } static void chv_ctx_workarounds_init(struct intel_engine_cs *engine, @@ -584,7 +600,7 @@ static void kbl_ctx_workarounds_init(struct intel_engine_cs *engine, gen9_ctx_workarounds_init(engine, wal); /* WaToEnableHwFixForPushConstHWBug:kbl */ - if (IS_KBL_GRAPHICS_STEP(i915, STEP_C0, STEP_FOREVER)) + if (IS_KABYLAKE(i915) && IS_GRAPHICS_STEP(i915, STEP_C0, STEP_FOREVER)) wa_masked_en(wal, COMMON_SLICE_CHICKEN2, GEN8_SBE_DISABLE_REPLAY_BUF_OPTIMIZATION); @@ -621,10 +637,7 @@ static void icl_ctx_workarounds_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) { /* Wa_1406697149 (WaDisableBankHangMode:icl) */ - wa_write(wal, - GEN8_L3CNTLREG, - intel_uncore_read(engine->uncore, GEN8_L3CNTLREG) | - GEN8_ERRDETBCTRL); + wa_write(wal, GEN8_L3CNTLREG, GEN8_ERRDETBCTRL); /* WaForceEnableNonCoherent:icl * This is not the same workaround as in early Gen9 platforms, where @@ -653,7 +666,7 @@ static void icl_ctx_workarounds_init(struct intel_engine_cs *engine, /* Wa_1604278689:icl,ehl */ wa_write(wal, IVB_FBC_RT_BASE, 0xFFFFFFFF & ~ILK_FBC_RT_VALID); wa_write_clr_set(wal, IVB_FBC_RT_BASE_UPPER, - 0, /* write-only register; skip validation */ + 0, 0xFFFFFFFF); /* Wa_1406306137:icl,ehl */ @@ -670,38 +683,8 @@ static void dg2_ctx_gt_tuning_init(struct intel_engine_cs *engine, wa_mcr_masked_en(wal, CHICKEN_RASTER_2, TBIMR_FAST_CLIP); wa_mcr_write_clr_set(wal, XEHP_L3SQCREG5, L3_PWM_TIMER_INIT_VAL_MASK, REG_FIELD_PREP(L3_PWM_TIMER_INIT_VAL_MASK, 0x7f)); - wa_mcr_add(wal, - XEHP_FF_MODE2, - FF_MODE2_TDS_TIMER_MASK, - FF_MODE2_TDS_TIMER_128, - 0, false); -} - -/* - * These settings aren't actually workarounds, but general tuning settings that - * need to be programmed on several platforms. - */ -static void gen12_ctx_gt_tuning_init(struct intel_engine_cs *engine, - struct i915_wa_list *wal) -{ - /* - * Although some platforms refer to it as Wa_1604555607, we need to - * program it even on those that don't explicitly list that - * workaround. - * - * Note that the programming of this register is further modified - * according to the FF_MODE2 guidance given by Wa_1608008084:gen12. - * Wa_1608008084 tells us the FF_MODE2 register will return the wrong - * value when read. The default value for this register is zero for all - * fields and there are no bit masks. So instead of doing a RMW we - * should just write TDS timer value. For the same reason read - * verification is ignored. - */ - wa_add(wal, - GEN12_FF_MODE2, - FF_MODE2_TDS_TIMER_MASK, - FF_MODE2_TDS_TIMER_128, - 0, false); + wa_mcr_write_clr_set(wal, XEHP_FF_MODE2, FF_MODE2_TDS_TIMER_MASK, + FF_MODE2_TDS_TIMER_128); } static void gen12_ctx_workarounds_init(struct intel_engine_cs *engine, @@ -709,8 +692,6 @@ static void gen12_ctx_workarounds_init(struct intel_engine_cs *engine, { struct drm_i915_private *i915 = engine->i915; - gen12_ctx_gt_tuning_init(engine, wal); - /* * Wa_1409142259:tgl,dg1,adl-p * Wa_1409347922:tgl,dg1,adl-p @@ -732,15 +713,27 @@ static void gen12_ctx_workarounds_init(struct intel_engine_cs *engine, GEN9_PREEMPT_GPGPU_THREAD_GROUP_LEVEL); /* - * Wa_16011163337 + * Wa_16011163337 - GS_TIMER + * + * TDS_TIMER: Although some platforms refer to it as Wa_1604555607, we + * need to program it even on those that don't explicitly list that + * workaround. * - * Like in gen12_ctx_gt_tuning_init(), read verification is ignored due - * to Wa_1608008084. + * Note that the programming of GEN12_FF_MODE2 is further modified + * according to the FF_MODE2 guidance given by Wa_1608008084. + * Wa_1608008084 tells us the FF_MODE2 register will return the wrong + * value when read from the CPU. + * + * The default value for this register is zero for all fields. + * So instead of doing a RMW we should just write the desired values + * for TDS and GS timers. Note that since the readback can't be trusted, + * the clear mask is just set to ~0 to make sure other bits are not + * inadvertently set. For the same reason read verification is ignored. */ wa_add(wal, GEN12_FF_MODE2, - FF_MODE2_GS_TIMER_MASK, - FF_MODE2_GS_TIMER_224, + ~0, + FF_MODE2_TDS_TIMER_128 | FF_MODE2_GS_TIMER_224, 0, false); if (!IS_DG1(i915)) { @@ -771,68 +764,41 @@ static void dg2_ctx_workarounds_init(struct intel_engine_cs *engine, { dg2_ctx_gt_tuning_init(engine, wal); - /* Wa_16011186671:dg2_g11 */ - if (IS_DG2_GRAPHICS_STEP(engine->i915, G11, STEP_A0, STEP_B0)) { - wa_mcr_masked_dis(wal, VFLSKPD, DIS_MULT_MISS_RD_SQUASH); - wa_mcr_masked_en(wal, VFLSKPD, DIS_OVER_FETCH_CACHE); - } - - if (IS_DG2_GRAPHICS_STEP(engine->i915, G10, STEP_A0, STEP_B0)) { - /* Wa_14010469329:dg2_g10 */ - wa_mcr_masked_en(wal, XEHP_COMMON_SLICE_CHICKEN3, - XEHP_DUAL_SIMD8_SEQ_MERGE_DISABLE); - - /* - * Wa_22010465075:dg2_g10 - * Wa_22010613112:dg2_g10 - * Wa_14010698770:dg2_g10 - */ - wa_mcr_masked_en(wal, XEHP_COMMON_SLICE_CHICKEN3, - GEN12_DISABLE_CPS_AWARE_COLOR_PIPE); - } - /* Wa_16013271637:dg2 */ wa_mcr_masked_en(wal, XEHP_SLICE_COMMON_ECO_CHICKEN1, MSC_MSAA_REODER_BUF_BYPASS_DISABLE); /* Wa_14014947963:dg2 */ - if (IS_DG2_GRAPHICS_STEP(engine->i915, G10, STEP_B0, STEP_FOREVER) || - IS_DG2_G11(engine->i915) || IS_DG2_G12(engine->i915)) - wa_masked_field_set(wal, VF_PREEMPTION, PREEMPTION_VERTEX_COUNT, 0x4000); + wa_masked_field_set(wal, VF_PREEMPTION, PREEMPTION_VERTEX_COUNT, 0x4000); /* Wa_18018764978:dg2 */ - if (IS_DG2_GRAPHICS_STEP(engine->i915, G10, STEP_C0, STEP_FOREVER) || - IS_DG2_G11(engine->i915) || IS_DG2_G12(engine->i915)) - wa_mcr_masked_en(wal, XEHP_PSS_MODE2, SCOREBOARD_STALL_FLUSH_CONTROL); - - /* Wa_15010599737:dg2 */ - wa_mcr_masked_en(wal, CHICKEN_RASTER_1, DIS_SF_ROUND_NEAREST_EVEN); + wa_mcr_masked_en(wal, XEHP_PSS_MODE2, SCOREBOARD_STALL_FLUSH_CONTROL); /* Wa_18019271663:dg2 */ wa_masked_en(wal, CACHE_MODE_1, MSAA_OPTIMIZATION_REDUC_DISABLE); } -static void mtl_ctx_gt_tuning_init(struct intel_engine_cs *engine, - struct i915_wa_list *wal) +static void xelpg_ctx_gt_tuning_init(struct intel_engine_cs *engine, + struct i915_wa_list *wal) { - struct drm_i915_private *i915 = engine->i915; + struct intel_gt *gt = engine->gt; dg2_ctx_gt_tuning_init(engine, wal); - if (IS_MTL_GRAPHICS_STEP(i915, M, STEP_B0, STEP_FOREVER) || - IS_MTL_GRAPHICS_STEP(i915, P, STEP_B0, STEP_FOREVER)) + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_B0, STEP_FOREVER) || + IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_B0, STEP_FOREVER)) wa_add(wal, DRAW_WATERMARK, VERT_WM_VAL, 0x3FF, 0, false); } -static void mtl_ctx_workarounds_init(struct intel_engine_cs *engine, - struct i915_wa_list *wal) +static void xelpg_ctx_workarounds_init(struct intel_engine_cs *engine, + struct i915_wa_list *wal) { - struct drm_i915_private *i915 = engine->i915; + struct intel_gt *gt = engine->gt; - mtl_ctx_gt_tuning_init(engine, wal); + xelpg_ctx_gt_tuning_init(engine, wal); - if (IS_MTL_GRAPHICS_STEP(i915, M, STEP_A0, STEP_B0) || - IS_MTL_GRAPHICS_STEP(i915, P, STEP_A0, STEP_B0)) { + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || + IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0)) { /* Wa_14014947963 */ wa_masked_field_set(wal, VF_PREEMPTION, PREEMPTION_VERTEX_COUNT, 0x4000); @@ -938,8 +904,8 @@ __intel_engine_init_ctx_wa(struct intel_engine_cs *engine, if (engine->class != RENDER_CLASS) goto done; - if (IS_METEORLAKE(i915)) - mtl_ctx_workarounds_init(engine, wal); + if (IS_GFX_GT_IP_RANGE(engine->gt, IP_VER(12, 70), IP_VER(12, 71))) + xelpg_ctx_workarounds_init(engine, wal); else if (IS_PONTEVECCHIO(i915)) ; /* noop; none at this time */ else if (IS_DG2(i915)) @@ -987,6 +953,9 @@ void intel_engine_init_ctx_wa(struct intel_engine_cs *engine) int intel_engine_emit_ctx_wa(struct i915_request *rq) { struct i915_wa_list *wal = &rq->engine->ctx_wa_list; + struct intel_uncore *uncore = rq->engine->uncore; + enum forcewake_domains fw; + unsigned long flags; struct i915_wa *wa; unsigned int i; u32 *cs; @@ -1003,13 +972,36 @@ int intel_engine_emit_ctx_wa(struct i915_request *rq) if (IS_ERR(cs)) return PTR_ERR(cs); + fw = wal_get_fw_for_rmw(uncore, wal); + + intel_gt_mcr_lock(wal->gt, &flags); + spin_lock(&uncore->lock); + intel_uncore_forcewake_get__locked(uncore, fw); + *cs++ = MI_LOAD_REGISTER_IMM(wal->count); for (i = 0, wa = wal->list; i < wal->count; i++, wa++) { + u32 val; + + /* Skip reading the register if it's not really needed */ + if (wa->masked_reg || (wa->clr | wa->set) == U32_MAX) { + val = wa->set; + } else { + val = wa->is_mcr ? + intel_gt_mcr_read_any_fw(wal->gt, wa->mcr_reg) : + intel_uncore_read_fw(uncore, wa->reg); + val &= ~wa->clr; + val |= wa->set; + } + *cs++ = i915_mmio_reg_offset(wa->reg); - *cs++ = wa->set; + *cs++ = val; } *cs++ = MI_NOOP; + intel_uncore_forcewake_put__locked(uncore, fw); + spin_unlock(&uncore->lock); + intel_gt_mcr_unlock(wal->gt, flags); + intel_ring_advance(rq, cs); ret = rq->engine->emit_flush(rq, EMIT_BARRIER); @@ -1173,7 +1165,7 @@ skl_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE); /* WaInPlaceDecompressionHang:skl */ - if (IS_SKL_GRAPHICS_STEP(gt->i915, STEP_A0, STEP_H0)) + if (IS_SKYLAKE(gt->i915) && IS_GRAPHICS_STEP(gt->i915, STEP_A0, STEP_H0)) wa_write_or(wal, GEN9_GAMT_ECO_REG_RW_IA, GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS); @@ -1185,7 +1177,7 @@ kbl_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) gen9_gt_workarounds_init(gt, wal); /* WaDisableDynamicCreditSharing:kbl */ - if (IS_KBL_GRAPHICS_STEP(gt->i915, 0, STEP_C0)) + if (IS_KABYLAKE(gt->i915) && IS_GRAPHICS_STEP(gt->i915, 0, STEP_C0)) wa_write_or(wal, GAMT_CHKN_BIT_REG, GAMT_CHKN_DISABLE_DYNAMIC_CREDIT_SHARING); @@ -1441,7 +1433,8 @@ icl_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) /* Wa_1607087056:icl,ehl,jsl */ if (IS_ICELAKE(i915) || - IS_JSL_EHL_GRAPHICS_STEP(i915, STEP_A0, STEP_B0)) + ((IS_JASPERLAKE(i915) || IS_ELKHARTLAKE(i915)) && + IS_GRAPHICS_STEP(i915, STEP_A0, STEP_B0))) wa_write_or(wal, GEN11_SLICE_UNIT_LEVEL_CLKGATE, L3_CLKGATE_DIS | L3_CR2X_CLKGATE_DIS); @@ -1485,6 +1478,18 @@ gen12_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) /* Wa_14011059788:tgl,rkl,adl-s,dg1,adl-p */ wa_mcr_write_or(wal, GEN10_DFR_RATIO_EN_AND_CHICKEN, DFR_DISABLE); + + /* + * Wa_14015795083 + * + * Firmware on some gen12 platforms locks the MISCCPCTL register, + * preventing i915 from modifying it for this workaround. Skip the + * readback verification for this workaround on debug builds; if the + * workaround doesn't stick due to firmware behavior, it's not an error + * that we want CI to flag. + */ + wa_add(wal, GEN7_MISCCPCTL, GEN12_DOP_CLOCK_GATE_RENDER_ENABLE, + 0, 0, false); } static void @@ -1574,31 +1579,11 @@ xehpsdv_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) static void dg2_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) { - struct intel_engine_cs *engine; - int id; - xehp_init_mcr(gt, wal); /* Wa_14011060649:dg2 */ wa_14011060649(gt, wal); - /* - * Although there are per-engine instances of these registers, - * they technically exist outside the engine itself and are not - * impacted by engine resets. Furthermore, they're part of the - * GuC blacklist so trying to treat them as engine workarounds - * will result in GuC initialization failure and a wedged GPU. - */ - for_each_engine(engine, gt, id) { - if (engine->class != VIDEO_DECODE_CLASS) - continue; - - /* Wa_16010515920:dg2_g10 */ - if (IS_DG2_GRAPHICS_STEP(gt->i915, G10, STEP_A0, STEP_B0)) - wa_write_or(wal, VDBOX_CGCTL3F18(engine->mmio_base), - ALNUNIT_CLKGATE_DIS); - } - if (IS_DG2_G10(gt->i915)) { /* Wa_22010523718:dg2 */ wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE, @@ -1609,70 +1594,15 @@ dg2_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) DSS_ROUTER_CLKGATE_DIS); } - if (IS_DG2_GRAPHICS_STEP(gt->i915, G10, STEP_A0, STEP_B0) || - IS_DG2_GRAPHICS_STEP(gt->i915, G11, STEP_A0, STEP_B0)) { - /* Wa_14012362059:dg2 */ - wa_mcr_write_or(wal, XEHP_MERT_MOD_CTRL, FORCE_MISS_FTLB); - } - - if (IS_DG2_GRAPHICS_STEP(gt->i915, G10, STEP_A0, STEP_B0)) { - /* Wa_14010948348:dg2_g10 */ - wa_write_or(wal, UNSLCGCTL9430, MSQDUNIT_CLKGATE_DIS); - - /* Wa_14011037102:dg2_g10 */ - wa_write_or(wal, UNSLCGCTL9444, LTCDD_CLKGATE_DIS); - - /* Wa_14011371254:dg2_g10 */ - wa_mcr_write_or(wal, XEHP_SLICE_UNIT_LEVEL_CLKGATE, NODEDSS_CLKGATE_DIS); - - /* Wa_14011431319:dg2_g10 */ - wa_write_or(wal, UNSLCGCTL9440, GAMTLBOACS_CLKGATE_DIS | - GAMTLBVDBOX7_CLKGATE_DIS | - GAMTLBVDBOX6_CLKGATE_DIS | - GAMTLBVDBOX5_CLKGATE_DIS | - GAMTLBVDBOX4_CLKGATE_DIS | - GAMTLBVDBOX3_CLKGATE_DIS | - GAMTLBVDBOX2_CLKGATE_DIS | - GAMTLBVDBOX1_CLKGATE_DIS | - GAMTLBVDBOX0_CLKGATE_DIS | - GAMTLBKCR_CLKGATE_DIS | - GAMTLBGUC_CLKGATE_DIS | - GAMTLBBLT_CLKGATE_DIS); - wa_write_or(wal, UNSLCGCTL9444, GAMTLBGFXA0_CLKGATE_DIS | - GAMTLBGFXA1_CLKGATE_DIS | - GAMTLBCOMPA0_CLKGATE_DIS | - GAMTLBCOMPA1_CLKGATE_DIS | - GAMTLBCOMPB0_CLKGATE_DIS | - GAMTLBCOMPB1_CLKGATE_DIS | - GAMTLBCOMPC0_CLKGATE_DIS | - GAMTLBCOMPC1_CLKGATE_DIS | - GAMTLBCOMPD0_CLKGATE_DIS | - GAMTLBCOMPD1_CLKGATE_DIS | - GAMTLBMERT_CLKGATE_DIS | - GAMTLBVEBOX3_CLKGATE_DIS | - GAMTLBVEBOX2_CLKGATE_DIS | - GAMTLBVEBOX1_CLKGATE_DIS | - GAMTLBVEBOX0_CLKGATE_DIS); - - /* Wa_14010569222:dg2_g10 */ - wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE, - GAMEDIA_CLKGATE_DIS); - - /* Wa_14011028019:dg2_g10 */ - wa_mcr_write_or(wal, SSMCGCTL9530, RTFUNIT_CLKGATE_DIS); - - /* Wa_14010680813:dg2_g10 */ - wa_mcr_write_or(wal, XEHP_GAMSTLB_CTRL, - CONTROL_BLOCK_CLKGATE_DIS | - EGRESS_BLOCK_CLKGATE_DIS | - TAG_BLOCK_CLKGATE_DIS); - } - /* Wa_14014830051:dg2 */ wa_mcr_write_clr(wal, SARB_CHICKEN1, COMP_CKN_IN); - /* Wa_14015795083 */ - wa_write_clr(wal, GEN7_MISCCPCTL, GEN12_DOP_CLOCK_GATE_RENDER_ENABLE); + /* + * Wa_14015795083 + * Skip verification for possibly locked register. + */ + wa_add(wal, GEN7_MISCCPCTL, GEN12_DOP_CLOCK_GATE_RENDER_ENABLE, + 0, 0, false); /* Wa_18018781329 */ wa_mcr_write_or(wal, RENDER_MOD_CTRL, FORCE_MISS_FTLB); @@ -1710,14 +1640,13 @@ static void xelpg_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) { /* Wa_14018778641 / Wa_18018781329 */ - wa_mcr_write_or(wal, RENDER_MOD_CTRL, FORCE_MISS_FTLB); wa_mcr_write_or(wal, COMP_MOD_CTRL, FORCE_MISS_FTLB); /* Wa_22016670082 */ wa_write_or(wal, GEN12_SQCNT1, GEN12_STRICT_RAR_ENABLE); - if (IS_MTL_GRAPHICS_STEP(gt->i915, M, STEP_A0, STEP_B0) || - IS_MTL_GRAPHICS_STEP(gt->i915, P, STEP_A0, STEP_B0)) { + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || + IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0)) { /* Wa_14014830051 */ wa_mcr_write_clr(wal, SARB_CHICKEN1, COMP_CKN_IN); @@ -1743,8 +1672,6 @@ xelpmp_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) * GT, the media GT's versions are regular singleton registers. */ wa_write_or(wal, XELPMP_GSC_MOD_CTRL, FORCE_MISS_FTLB); - wa_write_or(wal, XELPMP_VDBX_MOD_CTRL, FORCE_MISS_FTLB); - wa_write_or(wal, XELPMP_VEBX_MOD_CTRL, FORCE_MISS_FTLB); debug_dump_steering(gt); } @@ -1762,10 +1689,8 @@ xelpmp_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) */ static void gt_tuning_settings(struct intel_gt *gt, struct i915_wa_list *wal) { - if (IS_METEORLAKE(gt->i915)) { - if (gt->type != GT_MEDIA) - wa_mcr_write_or(wal, XEHP_L3SCQREG7, BLEND_FILL_CACHING_OPT_DIS); - + if (IS_GFX_GT_IP_RANGE(gt, IP_VER(12, 70), IP_VER(12, 71))) { + wa_mcr_write_or(wal, XEHP_L3SCQREG7, BLEND_FILL_CACHING_OPT_DIS); wa_mcr_write_or(wal, XEHP_SQCM, EN_32B_ACCESS); } @@ -1789,15 +1714,15 @@ gt_init_workarounds(struct intel_gt *gt, struct i915_wa_list *wal) gt_tuning_settings(gt, wal); if (gt->type == GT_MEDIA) { - if (MEDIA_VER(i915) >= 13) + if (MEDIA_VER_FULL(i915) == IP_VER(13, 0)) xelpmp_gt_workarounds_init(gt, wal); else - MISSING_CASE(MEDIA_VER(i915)); + MISSING_CASE(MEDIA_VER_FULL(i915)); return; } - if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 70)) + if (IS_GFX_GT_IP_RANGE(gt, IP_VER(12, 70), IP_VER(12, 71))) xelpg_gt_workarounds_init(gt, wal); else if (IS_PONTEVECCHIO(i915)) pvc_gt_workarounds_init(gt, wal); @@ -1850,22 +1775,6 @@ void intel_gt_init_workarounds(struct intel_gt *gt) wa_init_finish(wal); } -static enum forcewake_domains -wal_get_fw_for_rmw(struct intel_uncore *uncore, const struct i915_wa_list *wal) -{ - enum forcewake_domains fw = 0; - struct i915_wa *wa; - unsigned int i; - - for (i = 0, wa = wal->list; i < wal->count; i++, wa++) - fw |= intel_uncore_forcewake_for_reg(uncore, - wa->reg, - FW_REG_READ | - FW_REG_WRITE); - - return fw; -} - static bool wa_verify(struct intel_gt *gt, const struct i915_wa *wa, u32 cur, const char *name, const char *from) @@ -2229,29 +2138,10 @@ static void dg2_whitelist_build(struct intel_engine_cs *engine) switch (engine->class) { case RENDER_CLASS: - /* - * Wa_1507100340:dg2_g10 - * - * This covers 4 registers which are next to one another : - * - PS_INVOCATION_COUNT - * - PS_INVOCATION_COUNT_UDW - * - PS_DEPTH_COUNT - * - PS_DEPTH_COUNT_UDW - */ - if (IS_DG2_GRAPHICS_STEP(engine->i915, G10, STEP_A0, STEP_B0)) - whitelist_reg_ext(w, PS_INVOCATION_COUNT, - RING_FORCE_TO_NONPRIV_ACCESS_RD | - RING_FORCE_TO_NONPRIV_RANGE_4); - /* Required by recommended tuning setting (not a workaround) */ whitelist_mcr_reg(w, XEHP_COMMON_SLICE_CHICKEN3); break; - case COMPUTE_CLASS: - /* Wa_16011157294:dg2_g10 */ - if (IS_DG2_GRAPHICS_STEP(engine->i915, G10, STEP_A0, STEP_B0)) - whitelist_reg(w, GEN9_CTX_PREEMPT_REG); - break; default: break; } @@ -2281,7 +2171,7 @@ static void pvc_whitelist_build(struct intel_engine_cs *engine) blacklist_trtt(engine); } -static void mtl_whitelist_build(struct intel_engine_cs *engine) +static void xelpg_whitelist_build(struct intel_engine_cs *engine) { struct i915_wa_list *w = &engine->whitelist; @@ -2303,8 +2193,10 @@ void intel_engine_init_whitelist(struct intel_engine_cs *engine) wa_init_start(w, engine->gt, "whitelist", engine->name); - if (IS_METEORLAKE(i915)) - mtl_whitelist_build(engine); + if (engine->gt->type == GT_MEDIA) + ; /* none yet */ + else if (IS_GFX_GT_IP_RANGE(engine->gt, IP_VER(12, 70), IP_VER(12, 71))) + xelpg_whitelist_build(engine); else if (IS_PONTEVECCHIO(i915)) pvc_whitelist_build(engine); else if (IS_DG2(i915)) @@ -2402,62 +2294,35 @@ engine_fake_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) } } -static bool needs_wa_1308578152(struct intel_engine_cs *engine) -{ - return intel_sseu_find_first_xehp_dss(&engine->gt->info.sseu, 0, 0) >= - GEN_DSS_PER_GSLICE; -} - static void rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) { struct drm_i915_private *i915 = engine->i915; + struct intel_gt *gt = engine->gt; - if (IS_MTL_GRAPHICS_STEP(i915, M, STEP_A0, STEP_B0) || - IS_MTL_GRAPHICS_STEP(i915, P, STEP_A0, STEP_B0)) { + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || + IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0)) { /* Wa_22014600077 */ wa_mcr_masked_en(wal, GEN10_CACHE_MODE_SS, ENABLE_EU_COUNT_FOR_TDL_FLUSH); } - if (IS_MTL_GRAPHICS_STEP(i915, M, STEP_A0, STEP_B0) || - IS_MTL_GRAPHICS_STEP(i915, P, STEP_A0, STEP_B0) || - IS_DG2_GRAPHICS_STEP(i915, G10, STEP_B0, STEP_FOREVER) || - IS_DG2_G11(i915) || IS_DG2_G12(i915)) { + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || + IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0) || + IS_DG2(i915)) { /* Wa_1509727124 */ wa_mcr_masked_en(wal, GEN10_SAMPLER_MODE, SC_DISABLE_POWER_OPTIMIZATION_EBB); } - if (IS_DG2_GRAPHICS_STEP(i915, G10, STEP_B0, STEP_FOREVER) || - IS_DG2_G11(i915) || IS_DG2_G12(i915) || - IS_MTL_GRAPHICS_STEP(i915, M, STEP_A0, STEP_B0)) { + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || + IS_DG2(i915)) { /* Wa_22012856258 */ wa_mcr_masked_en(wal, GEN8_ROW_CHICKEN2, GEN12_DISABLE_READ_SUPPRESSION); } - if (IS_DG2_GRAPHICS_STEP(i915, G11, STEP_A0, STEP_B0)) { - /* Wa_14013392000:dg2_g11 */ - wa_mcr_masked_en(wal, GEN8_ROW_CHICKEN2, GEN12_ENABLE_LARGE_GRF_MODE); - } - - if (IS_DG2_GRAPHICS_STEP(i915, G10, STEP_A0, STEP_B0) || - IS_DG2_GRAPHICS_STEP(i915, G11, STEP_A0, STEP_B0)) { - /* Wa_14012419201:dg2 */ - wa_mcr_masked_en(wal, GEN9_ROW_CHICKEN4, - GEN12_DISABLE_HDR_PAST_PAYLOAD_HOLD_FIX); - } - - /* Wa_1308578152:dg2_g10 when first gslice is fused off */ - if (IS_DG2_GRAPHICS_STEP(i915, G10, STEP_B0, STEP_C0) && - needs_wa_1308578152(engine)) { - wa_masked_dis(wal, GEN12_CS_DEBUG_MODE1_CCCSUNIT_BE_COMMON, - GEN12_REPLAY_MODE_GRANULARITY); - } - - if (IS_DG2_GRAPHICS_STEP(i915, G10, STEP_B0, STEP_FOREVER) || - IS_DG2_G11(i915) || IS_DG2_G12(i915)) { + if (IS_DG2(i915)) { /* * Wa_22010960976:dg2 * Wa_14013347512:dg2 @@ -2466,34 +2331,15 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) LSC_L1_FLUSH_CTL_3D_DATAPORT_FLUSH_EVENTS_MASK); } - if (IS_DG2_GRAPHICS_STEP(i915, G10, STEP_A0, STEP_B0)) { - /* - * Wa_1608949956:dg2_g10 - * Wa_14010198302:dg2_g10 - */ - wa_mcr_masked_en(wal, GEN8_ROW_CHICKEN, - MDQ_ARBITRATION_MODE | UGM_BACKUP_MODE); + if (IS_GFX_GT_IP_RANGE(gt, IP_VER(12, 70), IP_VER(12, 71)) || + IS_DG2(i915)) { + /* Wa_14015150844 */ + wa_mcr_add(wal, XEHP_HDC_CHICKEN0, 0, + _MASKED_BIT_ENABLE(DIS_ATOMIC_CHAINING_TYPED_WRITES), + 0, true); } - if (IS_DG2_GRAPHICS_STEP(i915, G10, STEP_A0, STEP_B0)) - /* Wa_22010430635:dg2 */ - wa_mcr_masked_en(wal, - GEN9_ROW_CHICKEN4, - GEN12_DISABLE_GRF_CLEAR); - - /* Wa_14013202645:dg2 */ - if (IS_DG2_GRAPHICS_STEP(i915, G10, STEP_B0, STEP_C0) || - IS_DG2_GRAPHICS_STEP(i915, G11, STEP_A0, STEP_B0)) - wa_mcr_write_or(wal, RT_CTRL, DIS_NULL_QUERY); - - /* Wa_22012532006:dg2 */ - if (IS_DG2_GRAPHICS_STEP(engine->i915, G10, STEP_A0, STEP_C0) || - IS_DG2_GRAPHICS_STEP(engine->i915, G11, STEP_A0, STEP_B0)) - wa_mcr_masked_en(wal, GEN9_HALF_SLICE_CHICKEN7, - DG2_DISABLE_ROUND_ENABLE_ALLOW_FOR_SSLA); - - if (IS_DG2_GRAPHICS_STEP(i915, G11, STEP_B0, STEP_FOREVER) || - IS_DG2_G10(i915)) { + if (IS_DG2_G11(i915) || IS_DG2_G10(i915)) { /* Wa_22014600077:dg2 */ wa_mcr_add(wal, GEN10_CACHE_MODE_SS, 0, _MASKED_BIT_ENABLE(ENABLE_EU_COUNT_FOR_TDL_FLUSH), @@ -2501,6 +2347,19 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) true); } + if (IS_DG2(i915) || IS_ALDERLAKE_P(i915) || IS_ALDERLAKE_S(i915) || + IS_DG1(i915) || IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915)) { + /* + * Wa_1606700617:tgl,dg1,adl-p + * Wa_22010271021:tgl,rkl,dg1,adl-s,adl-p + * Wa_14010826681:tgl,dg1,rkl,adl-p + * Wa_18019627453:dg2 + */ + wa_masked_en(wal, + GEN9_CS_DEBUG_MODE1, + FF_DOP_CLOCK_GATE_DISABLE); + } + if (IS_ALDERLAKE_P(i915) || IS_ALDERLAKE_S(i915) || IS_DG1(i915) || IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915)) { /* Wa_1606931601:tgl,rkl,dg1,adl-s,adl-p */ @@ -2514,19 +2373,11 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) */ wa_write_or(wal, GEN7_FF_THREAD_MODE, GEN12_FF_TESSELATION_DOP_GATE_DISABLE); - } - if (IS_ALDERLAKE_P(i915) || IS_DG2(i915) || IS_ALDERLAKE_S(i915) || - IS_DG1(i915) || IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915)) { - /* - * Wa_1606700617:tgl,dg1,adl-p - * Wa_22010271021:tgl,rkl,dg1,adl-s,adl-p - * Wa_14010826681:tgl,dg1,rkl,adl-p - * Wa_18019627453:dg2 - */ - wa_masked_en(wal, - GEN9_CS_DEBUG_MODE1, - FF_DOP_CLOCK_GATE_DISABLE); + /* Wa_1406941453:tgl,rkl,dg1,adl-s,adl-p */ + wa_mcr_masked_en(wal, + GEN10_SAMPLER_MODE, + ENABLE_SMALLPL); } if (IS_ALDERLAKE_P(i915) || IS_ALDERLAKE_S(i915) || @@ -2553,14 +2404,6 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) GEN8_RC_SEMA_IDLE_MSG_DISABLE); } - if (IS_DG1(i915) || IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915) || - IS_ALDERLAKE_S(i915) || IS_ALDERLAKE_P(i915)) { - /* Wa_1406941453:tgl,rkl,dg1,adl-s,adl-p */ - wa_mcr_masked_en(wal, - GEN10_SAMPLER_MODE, - ENABLE_SMALLPL); - } - if (GRAPHICS_VER(i915) == 11) { /* This is not an Wa. Enable for better image quality */ wa_masked_en(wal, @@ -2933,7 +2776,7 @@ xcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) struct drm_i915_private *i915 = engine->i915; /* WaKBLVECSSemaphoreWaitPoll:kbl */ - if (IS_KBL_GRAPHICS_STEP(i915, STEP_A0, STEP_F0)) { + if (IS_KABYLAKE(i915) && IS_GRAPHICS_STEP(i915, STEP_A0, STEP_F0)) { wa_write(wal, RING_SEMA_WAIT_POLL(engine->mmio_base), 1); @@ -2962,10 +2805,12 @@ ccs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) * function invoked by __intel_engine_init_ctx_wa(). */ static void -add_render_compute_tuning_settings(struct drm_i915_private *i915, +add_render_compute_tuning_settings(struct intel_gt *gt, struct i915_wa_list *wal) { - if (IS_METEORLAKE(i915) || IS_DG2(i915)) + struct drm_i915_private *i915 = gt->i915; + + if (IS_GFX_GT_IP_RANGE(gt, IP_VER(12, 70), IP_VER(12, 71)) || IS_DG2(i915)) wa_mcr_write_clr_set(wal, RT_CTRL, STACKID_CTRL, STACKID_CTRL_512); /* @@ -2994,8 +2839,9 @@ static void general_render_compute_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) { struct drm_i915_private *i915 = engine->i915; + struct intel_gt *gt = engine->gt; - add_render_compute_tuning_settings(i915, wal); + add_render_compute_tuning_settings(gt, wal); if (GRAPHICS_VER(i915) >= 11) { /* This is not a Wa (although referred to as @@ -3016,13 +2862,13 @@ general_render_compute_wa_init(struct intel_engine_cs *engine, struct i915_wa_li GEN11_INDIRECT_STATE_BASE_ADDR_OVERRIDE); } - if (IS_MTL_GRAPHICS_STEP(i915, M, STEP_B0, STEP_FOREVER) || - IS_MTL_GRAPHICS_STEP(i915, P, STEP_B0, STEP_FOREVER)) + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_B0, STEP_FOREVER) || + IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_B0, STEP_FOREVER)) /* Wa_14017856879 */ wa_mcr_masked_en(wal, GEN9_ROW_CHICKEN3, MTL_DISABLE_FIX_FOR_EOT_FLUSH); - if (IS_MTL_GRAPHICS_STEP(i915, M, STEP_A0, STEP_B0) || - IS_MTL_GRAPHICS_STEP(i915, P, STEP_A0, STEP_B0)) + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || + IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0)) /* * Wa_14017066071 * Wa_14017654203 @@ -3030,37 +2876,47 @@ general_render_compute_wa_init(struct intel_engine_cs *engine, struct i915_wa_li wa_mcr_masked_en(wal, GEN10_SAMPLER_MODE, MTL_DISABLE_SAMPLER_SC_OOO); - if (IS_MTL_GRAPHICS_STEP(i915, P, STEP_A0, STEP_B0)) + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0)) /* Wa_22015279794 */ wa_mcr_masked_en(wal, GEN10_CACHE_MODE_SS, DISABLE_PREFETCH_INTO_IC); - if (IS_MTL_GRAPHICS_STEP(i915, M, STEP_A0, STEP_B0) || - IS_MTL_GRAPHICS_STEP(i915, P, STEP_A0, STEP_B0) || - IS_DG2_GRAPHICS_STEP(i915, G10, STEP_B0, STEP_FOREVER) || - IS_DG2_G11(i915) || IS_DG2_G12(i915)) { + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || + IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0) || + IS_DG2(i915)) { /* Wa_22013037850 */ wa_mcr_write_or(wal, LSC_CHICKEN_BIT_0_UDW, DISABLE_128B_EVICTION_COMMAND_UDW); + + /* Wa_18017747507 */ + wa_masked_en(wal, VFG_PREEMPTION_CHICKEN, POLYGON_TRIFAN_LINELOOP_DISABLE); } - if (IS_MTL_GRAPHICS_STEP(i915, M, STEP_A0, STEP_B0) || - IS_MTL_GRAPHICS_STEP(i915, P, STEP_A0, STEP_B0) || + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || + IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0) || IS_PONTEVECCHIO(i915) || IS_DG2(i915)) { /* Wa_22014226127 */ wa_mcr_write_or(wal, LSC_CHICKEN_BIT_0, DISABLE_D8_D16_COASLESCE); } - if (IS_MTL_GRAPHICS_STEP(i915, M, STEP_A0, STEP_B0) || - IS_MTL_GRAPHICS_STEP(i915, P, STEP_A0, STEP_B0) || - IS_DG2(i915)) { - /* Wa_18017747507 */ - wa_masked_en(wal, VFG_PREEMPTION_CHICKEN, POLYGON_TRIFAN_LINELOOP_DISABLE); + if (IS_PONTEVECCHIO(i915) || IS_DG2(i915)) { + /* Wa_14015227452:dg2,pvc */ + wa_mcr_masked_en(wal, GEN9_ROW_CHICKEN4, XEHP_DIS_BBL_SYSPIPE); + + /* Wa_16015675438:dg2,pvc */ + wa_masked_en(wal, FF_SLICE_CS_CHICKEN2, GEN12_PERF_FIX_BALANCING_CFE_DISABLE); } - if (IS_DG2_GRAPHICS_STEP(i915, G10, STEP_B0, STEP_C0) || - IS_DG2_G11(i915)) { + if (IS_DG2(i915)) { + /* + * Wa_16011620976:dg2_g11 + * Wa_22015475538:dg2 + */ + wa_mcr_write_or(wal, LSC_CHICKEN_BIT_0_UDW, DIS_CHAIN_2XSIMD8); + } + + if (IS_DG2_G11(i915)) { /* * Wa_22012826095:dg2 * Wa_22013059131:dg2 @@ -3072,18 +2928,23 @@ general_render_compute_wa_init(struct intel_engine_cs *engine, struct i915_wa_li /* Wa_22013059131:dg2 */ wa_mcr_write_or(wal, LSC_CHICKEN_BIT_0, FORCE_1_SUB_MESSAGE_PER_FRAGMENT); - } - if (IS_DG2_GRAPHICS_STEP(i915, G10, STEP_A0, STEP_B0)) { /* - * Wa_14010918519:dg2_g10 + * Wa_22012654132 * - * LSC_CHICKEN_BIT_0 always reads back as 0 is this stepping, - * so ignoring verification. + * Note that register 0xE420 is write-only and cannot be read + * back for verification on DG2 (due to Wa_14012342262), so + * we need to explicitly skip the readback. */ - wa_mcr_add(wal, LSC_CHICKEN_BIT_0_UDW, 0, - FORCE_SLM_FENCE_SCOPE_TO_TILE | FORCE_UGM_FENCE_SCOPE_TO_TILE, - 0, false); + wa_mcr_add(wal, GEN10_CACHE_MODE_SS, 0, + _MASKED_BIT_ENABLE(ENABLE_PREFETCH_INTO_IC), + 0 /* write-only, so skip validation */, + true); + } + + if (IS_DG2_G10(i915) || IS_DG2_G12(i915)) { + /* Wa_18028616096 */ + wa_mcr_write_or(wal, LSC_CHICKEN_BIT_0_UDW, UGM_FRAGMENT_THRESHOLD_TO_3); } if (IS_XEHPSDV(i915)) { @@ -3101,35 +2962,6 @@ general_render_compute_wa_init(struct intel_engine_cs *engine, struct i915_wa_li wa_mcr_masked_en(wal, GEN8_HALF_SLICE_CHICKEN1, GEN7_PSD_SINGLE_PORT_DISPATCH_ENABLE); } - - if (IS_DG2(i915) || IS_PONTEVECCHIO(i915)) { - /* Wa_14015227452:dg2,pvc */ - wa_mcr_masked_en(wal, GEN9_ROW_CHICKEN4, XEHP_DIS_BBL_SYSPIPE); - - /* Wa_16015675438:dg2,pvc */ - wa_masked_en(wal, FF_SLICE_CS_CHICKEN2, GEN12_PERF_FIX_BALANCING_CFE_DISABLE); - } - - if (IS_DG2(i915)) { - /* - * Wa_16011620976:dg2_g11 - * Wa_22015475538:dg2 - */ - wa_mcr_write_or(wal, LSC_CHICKEN_BIT_0_UDW, DIS_CHAIN_2XSIMD8); - } - - if (IS_DG2_GRAPHICS_STEP(i915, G10, STEP_A0, STEP_C0) || IS_DG2_G11(i915)) - /* - * Wa_22012654132 - * - * Note that register 0xE420 is write-only and cannot be read - * back for verification on DG2 (due to Wa_14012342262), so - * we need to explicitly skip the readback. - */ - wa_mcr_add(wal, GEN10_CACHE_MODE_SS, 0, - _MASKED_BIT_ENABLE(ENABLE_PREFETCH_INTO_IC), - 0 /* write-only, so skip validation */, - true); } static void @@ -3237,7 +3069,7 @@ wa_list_srm(struct i915_request *rq, const struct i915_wa_list *wal, struct i915_vma *vma) { - struct drm_i915_private *i915 = rq->engine->i915; + struct drm_i915_private *i915 = rq->i915; unsigned int i, count = 0; const struct i915_wa *wa; u32 srm, *cs; @@ -3336,7 +3168,7 @@ retry: err = 0; for (i = 0, wa = wal->list; i < wal->count; i++, wa++) { - if (mcr_range(rq->engine->i915, i915_mmio_reg_offset(wa->reg))) + if (mcr_range(rq->i915, i915_mmio_reg_offset(wa->reg))) continue; if (!wa_verify(wal->gt, wa, results[i], wal->name, from)) |