diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 156 |
1 files changed, 100 insertions, 56 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 9461a238f5d5..57d78f264b53 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -481,7 +481,7 @@ static void intel_ring_setup_status_page(struct intel_engine_cs *ring) { struct drm_device *dev = ring->dev; struct drm_i915_private *dev_priv = ring->dev->dev_private; - u32 mmio = 0; + i915_reg_t mmio; /* The ring status page addresses are no longer next to the rest of * the ring registers as of gen7. @@ -524,7 +524,7 @@ static void intel_ring_setup_status_page(struct intel_engine_cs *ring) * invalidating the TLB? */ if (INTEL_INFO(dev)->gen >= 6 && INTEL_INFO(dev)->gen < 8) { - u32 reg = RING_INSTPM(ring->mmio_base); + i915_reg_t reg = RING_INSTPM(ring->mmio_base); /* ring should be idle before issuing a sync flush*/ WARN_ON((I915_READ_MODE(ring) & MODE_IDLE) == 0); @@ -733,7 +733,7 @@ static int intel_ring_workarounds_emit(struct drm_i915_gem_request *req) intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(w->count)); for (i = 0; i < w->count; i++) { - intel_ring_emit(ring, w->reg[i].addr); + intel_ring_emit_reg(ring, w->reg[i].addr); intel_ring_emit(ring, w->reg[i].value); } intel_ring_emit(ring, MI_NOOP); @@ -766,7 +766,8 @@ static int intel_rcs_ctx_init(struct drm_i915_gem_request *req) } static int wa_add(struct drm_i915_private *dev_priv, - const u32 addr, const u32 mask, const u32 val) + i915_reg_t addr, + const u32 mask, const u32 val) { const u32 idx = dev_priv->workarounds.count; @@ -924,17 +925,15 @@ static int gen9_init_workarounds(struct intel_engine_cs *ring) WA_SET_BIT_MASKED(HALF_SLICE_CHICKEN3, GEN9_DISABLE_OCL_OOB_SUPPRESS_LOGIC); - if ((IS_SKYLAKE(dev) && (INTEL_REVID(dev) == SKL_REVID_A0 || - INTEL_REVID(dev) == SKL_REVID_B0)) || - (IS_BROXTON(dev) && INTEL_REVID(dev) < BXT_REVID_B0)) { - /* WaDisableDgMirrorFixInHalfSliceChicken5:skl,bxt */ + /* WaDisableDgMirrorFixInHalfSliceChicken5:skl,bxt */ + if (IS_SKL_REVID(dev, 0, SKL_REVID_B0) || + IS_BXT_REVID(dev, 0, BXT_REVID_A1)) WA_CLR_BIT_MASKED(GEN9_HALF_SLICE_CHICKEN5, GEN9_DG_MIRROR_FIX_ENABLE); - } - if ((IS_SKYLAKE(dev) && INTEL_REVID(dev) <= SKL_REVID_B0) || - (IS_BROXTON(dev) && INTEL_REVID(dev) < BXT_REVID_B0)) { - /* WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken:skl,bxt */ + /* WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken:skl,bxt */ + if (IS_SKL_REVID(dev, 0, SKL_REVID_B0) || + IS_BXT_REVID(dev, 0, BXT_REVID_A1)) { WA_SET_BIT_MASKED(GEN7_COMMON_SLICE_CHICKEN1, GEN9_RHWO_OPTIMIZATION_DISABLE); /* @@ -944,12 +943,10 @@ static int gen9_init_workarounds(struct intel_engine_cs *ring) */ } - if ((IS_SKYLAKE(dev) && INTEL_REVID(dev) >= SKL_REVID_C0) || - IS_BROXTON(dev)) { - /* WaEnableYV12BugFixInHalfSliceChicken7:skl,bxt */ + /* WaEnableYV12BugFixInHalfSliceChicken7:skl,bxt */ + if (IS_SKL_REVID(dev, SKL_REVID_C0, REVID_FOREVER) || IS_BROXTON(dev)) WA_SET_BIT_MASKED(GEN9_HALF_SLICE_CHICKEN7, GEN9_ENABLE_YV12_BUGFIX); - } /* Wa4x4STCOptimizationDisable:skl,bxt */ /* WaDisablePartialResolveInVc:skl,bxt */ @@ -961,24 +958,22 @@ static int gen9_init_workarounds(struct intel_engine_cs *ring) GEN9_CCS_TLB_PREFETCH_ENABLE); /* WaDisableMaskBasedCammingInRCC:skl,bxt */ - if ((IS_SKYLAKE(dev) && INTEL_REVID(dev) == SKL_REVID_C0) || - (IS_BROXTON(dev) && INTEL_REVID(dev) < BXT_REVID_B0)) + if (IS_SKL_REVID(dev, SKL_REVID_C0, SKL_REVID_C0) || + IS_BXT_REVID(dev, 0, BXT_REVID_A1)) WA_SET_BIT_MASKED(SLICE_ECO_CHICKEN0, PIXEL_MASK_CAMMING_DISABLE); /* WaForceContextSaveRestoreNonCoherent:skl,bxt */ tmp = HDC_FORCE_CONTEXT_SAVE_RESTORE_NON_COHERENT; - if ((IS_SKYLAKE(dev) && INTEL_REVID(dev) == SKL_REVID_F0) || - (IS_BROXTON(dev) && INTEL_REVID(dev) >= BXT_REVID_B0)) + if (IS_SKL_REVID(dev, SKL_REVID_F0, SKL_REVID_F0) || + IS_BXT_REVID(dev, BXT_REVID_B0, REVID_FOREVER)) tmp |= HDC_FORCE_CSR_NON_COHERENT_OVR_DISABLE; WA_SET_BIT_MASKED(HDC_CHICKEN0, tmp); /* WaDisableSamplerPowerBypassForSOPingPong:skl,bxt */ - if (IS_SKYLAKE(dev) || - (IS_BROXTON(dev) && INTEL_REVID(dev) <= BXT_REVID_B0)) { + if (IS_SKYLAKE(dev) || IS_BXT_REVID(dev, 0, BXT_REVID_B0)) WA_SET_BIT_MASKED(HALF_SLICE_CHICKEN3, GEN8_SAMPLER_POWER_BYPASS_DIS); - } /* WaDisableSTUnitPowerOptimization:skl,bxt */ WA_SET_BIT_MASKED(HALF_SLICE_CHICKEN2, GEN8_ST_PO_DISABLE); @@ -1038,7 +1033,7 @@ static int skl_init_workarounds(struct intel_engine_cs *ring) if (ret) return ret; - if (INTEL_REVID(dev) <= SKL_REVID_D0) { + if (IS_SKL_REVID(dev, 0, SKL_REVID_D0)) { /* WaDisableHDCInvalidation:skl */ I915_WRITE(GAM_ECOCHK, I915_READ(GAM_ECOCHK) | BDW_DISABLE_HDC_INVALIDATION); @@ -1051,23 +1046,23 @@ static int skl_init_workarounds(struct intel_engine_cs *ring) /* GEN8_L3SQCREG4 has a dependency with WA batch so any new changes * involving this register should also be added to WA batch as required. */ - if (INTEL_REVID(dev) <= SKL_REVID_E0) + if (IS_SKL_REVID(dev, 0, SKL_REVID_E0)) /* WaDisableLSQCROPERFforOCL:skl */ I915_WRITE(GEN8_L3SQCREG4, I915_READ(GEN8_L3SQCREG4) | GEN8_LQSC_RO_PERF_DIS); /* WaEnableGapsTsvCreditFix:skl */ - if (IS_SKYLAKE(dev) && (INTEL_REVID(dev) >= SKL_REVID_C0)) { + if (IS_SKL_REVID(dev, SKL_REVID_C0, REVID_FOREVER)) { I915_WRITE(GEN8_GARBCNTL, (I915_READ(GEN8_GARBCNTL) | GEN9_GAPS_TSV_CREDIT_DISABLE)); } /* WaDisablePowerCompilerClockGating:skl */ - if (INTEL_REVID(dev) == SKL_REVID_B0) + if (IS_SKL_REVID(dev, SKL_REVID_B0, SKL_REVID_B0)) WA_SET_BIT_MASKED(HIZ_CHICKEN, BDW_HIZ_POWER_COMPILER_CLOCK_GATING_DISABLE); - if (INTEL_REVID(dev) <= SKL_REVID_D0) { + if (IS_SKL_REVID(dev, 0, SKL_REVID_D0)) { /* *Use Force Non-Coherent whenever executing a 3D context. This * is a workaround for a possible hang in the unlikely event @@ -1078,19 +1073,17 @@ static int skl_init_workarounds(struct intel_engine_cs *ring) HDC_FORCE_NON_COHERENT); } - if (INTEL_REVID(dev) == SKL_REVID_C0 || - INTEL_REVID(dev) == SKL_REVID_D0) - /* WaBarrierPerformanceFixDisable:skl */ + /* WaBarrierPerformanceFixDisable:skl */ + if (IS_SKL_REVID(dev, SKL_REVID_C0, SKL_REVID_D0)) WA_SET_BIT_MASKED(HDC_CHICKEN0, HDC_FENCE_DEST_SLM_DISABLE | HDC_BARRIER_PERFORMANCE_DISABLE); /* WaDisableSbeCacheDispatchPortSharing:skl */ - if (INTEL_REVID(dev) <= SKL_REVID_F0) { + if (IS_SKL_REVID(dev, 0, SKL_REVID_F0)) WA_SET_BIT_MASKED( GEN7_HALF_SLICE_CHICKEN1, GEN7_SBE_SS_CACHE_DISPATCH_PORT_SHARING_DISABLE); - } return skl_tune_iz_hashing(ring); } @@ -1107,11 +1100,11 @@ static int bxt_init_workarounds(struct intel_engine_cs *ring) /* WaStoreMultiplePTEenable:bxt */ /* This is a requirement according to Hardware specification */ - if (INTEL_REVID(dev) == BXT_REVID_A0) + if (IS_BXT_REVID(dev, 0, BXT_REVID_A1)) I915_WRITE(TILECTL, I915_READ(TILECTL) | TILECTL_TLBPF); /* WaSetClckGatingDisableMedia:bxt */ - if (INTEL_REVID(dev) == BXT_REVID_A0) { + if (IS_BXT_REVID(dev, 0, BXT_REVID_A1)) { I915_WRITE(GEN7_MISCCPCTL, (I915_READ(GEN7_MISCCPCTL) & ~GEN8_DOP_CLOCK_GATE_MEDIA_ENABLE)); } @@ -1121,7 +1114,7 @@ static int bxt_init_workarounds(struct intel_engine_cs *ring) STALL_DOP_GATING_DISABLE); /* WaDisableSbeCacheDispatchPortSharing:bxt */ - if (INTEL_REVID(dev) <= BXT_REVID_B0) { + if (IS_BXT_REVID(dev, 0, BXT_REVID_B0)) { WA_SET_BIT_MASKED( GEN7_HALF_SLICE_CHICKEN1, GEN7_SBE_SS_CACHE_DISPATCH_PORT_SHARING_DISABLE); @@ -1319,11 +1312,13 @@ static int gen6_signal(struct drm_i915_gem_request *signaller_req, return ret; for_each_ring(useless, dev_priv, i) { - u32 mbox_reg = signaller->semaphore.mbox.signal[i]; - if (mbox_reg != GEN6_NOSYNC) { + i915_reg_t mbox_reg = signaller->semaphore.mbox.signal[i]; + + if (i915_mmio_reg_valid(mbox_reg)) { u32 seqno = i915_gem_request_get_seqno(signaller_req); + intel_ring_emit(signaller, MI_LOAD_REGISTER_IMM(1)); - intel_ring_emit(signaller, mbox_reg); + intel_ring_emit_reg(signaller, mbox_reg); intel_ring_emit(signaller, seqno); } } @@ -2004,11 +1999,35 @@ static int init_phys_status_page(struct intel_engine_cs *ring) void intel_unpin_ringbuffer_obj(struct intel_ringbuffer *ringbuf) { - iounmap(ringbuf->virtual_start); + if (HAS_LLC(ringbuf->obj->base.dev) && !ringbuf->obj->stolen) + vunmap(ringbuf->virtual_start); + else + iounmap(ringbuf->virtual_start); ringbuf->virtual_start = NULL; i915_gem_object_ggtt_unpin(ringbuf->obj); } +static u32 *vmap_obj(struct drm_i915_gem_object *obj) +{ + struct sg_page_iter sg_iter; + struct page **pages; + void *addr; + int i; + + pages = drm_malloc_ab(obj->base.size >> PAGE_SHIFT, sizeof(*pages)); + if (pages == NULL) + return NULL; + + i = 0; + for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents, 0) + pages[i++] = sg_page_iter_page(&sg_iter); + + addr = vmap(pages, i, 0, PAGE_KERNEL); + drm_free_large(pages); + + return addr; +} + int intel_pin_and_map_ringbuffer_obj(struct drm_device *dev, struct intel_ringbuffer *ringbuf) { @@ -2016,21 +2035,39 @@ int intel_pin_and_map_ringbuffer_obj(struct drm_device *dev, struct drm_i915_gem_object *obj = ringbuf->obj; int ret; - ret = i915_gem_obj_ggtt_pin(obj, PAGE_SIZE, PIN_MAPPABLE); - if (ret) - return ret; + if (HAS_LLC(dev_priv) && !obj->stolen) { + ret = i915_gem_obj_ggtt_pin(obj, PAGE_SIZE, 0); + if (ret) + return ret; - ret = i915_gem_object_set_to_gtt_domain(obj, true); - if (ret) { - i915_gem_object_ggtt_unpin(obj); - return ret; - } + ret = i915_gem_object_set_to_cpu_domain(obj, true); + if (ret) { + i915_gem_object_ggtt_unpin(obj); + return ret; + } + + ringbuf->virtual_start = vmap_obj(obj); + if (ringbuf->virtual_start == NULL) { + i915_gem_object_ggtt_unpin(obj); + return -ENOMEM; + } + } else { + ret = i915_gem_obj_ggtt_pin(obj, PAGE_SIZE, PIN_MAPPABLE); + if (ret) + return ret; - ringbuf->virtual_start = ioremap_wc(dev_priv->gtt.mappable_base + - i915_gem_obj_ggtt_offset(obj), ringbuf->size); - if (ringbuf->virtual_start == NULL) { - i915_gem_object_ggtt_unpin(obj); - return -EINVAL; + ret = i915_gem_object_set_to_gtt_domain(obj, true); + if (ret) { + i915_gem_object_ggtt_unpin(obj); + return ret; + } + + ringbuf->virtual_start = ioremap_wc(dev_priv->gtt.mappable_base + + i915_gem_obj_ggtt_offset(obj), ringbuf->size); + if (ringbuf->virtual_start == NULL) { + i915_gem_object_ggtt_unpin(obj); + return -EINVAL; + } } return 0; @@ -2070,10 +2107,14 @@ intel_engine_create_ringbuffer(struct intel_engine_cs *engine, int size) int ret; ring = kzalloc(sizeof(*ring), GFP_KERNEL); - if (ring == NULL) + if (ring == NULL) { + DRM_DEBUG_DRIVER("Failed to allocate ringbuffer %s\n", + engine->name); return ERR_PTR(-ENOMEM); + } ring->ring = engine; + list_add(&ring->link, &engine->buffers); ring->size = size; /* Workaround an erratum on the i830 which causes a hang if @@ -2089,8 +2130,9 @@ intel_engine_create_ringbuffer(struct intel_engine_cs *engine, int size) ret = intel_alloc_ringbuffer_obj(engine->dev, ring); if (ret) { - DRM_ERROR("Failed to allocate ringbuffer %s: %d\n", - engine->name, ret); + DRM_DEBUG_DRIVER("Failed to allocate ringbuffer %s: %d\n", + engine->name, ret); + list_del(&ring->link); kfree(ring); return ERR_PTR(ret); } @@ -2102,6 +2144,7 @@ void intel_ringbuffer_free(struct intel_ringbuffer *ring) { intel_destroy_ringbuffer_obj(ring); + list_del(&ring->link); kfree(ring); } @@ -2117,6 +2160,7 @@ static int intel_init_ring_buffer(struct drm_device *dev, INIT_LIST_HEAD(&ring->active_list); INIT_LIST_HEAD(&ring->request_list); INIT_LIST_HEAD(&ring->execlist_queue); + INIT_LIST_HEAD(&ring->buffers); i915_gem_batch_pool_init(dev, &ring->batch_pool); memset(ring->semaphore.sync_seqno, 0, sizeof(ring->semaphore.sync_seqno)); |