/* * Copyright © 2015 Intel Corporation * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. */ #include #include #include "anv_private.h" #include "common/gen_l3_config.h" #include "genxml/gen_macros.h" #include "genxml/genX_pack.h" static void emit_lrm(struct anv_batch *batch, uint32_t reg, struct anv_bo *bo, uint32_t offset) { anv_batch_emit(batch, GENX(MI_LOAD_REGISTER_MEM), lrm) { lrm.RegisterAddress = reg; lrm.MemoryAddress = (struct anv_address) { bo, offset }; } } static void emit_lri(struct anv_batch *batch, uint32_t reg, uint32_t imm) { anv_batch_emit(batch, GENX(MI_LOAD_REGISTER_IMM), lri) { lri.RegisterOffset = reg; lri.DataDWord = imm; } } void genX(cmd_buffer_emit_state_base_address)(struct anv_cmd_buffer *cmd_buffer) { struct anv_device *device = cmd_buffer->device; /* XXX: Do we need this on more than just BDW? */ #if (GEN_GEN >= 8) /* Emit a render target cache flush. * * This isn't documented anywhere in the PRM. However, it seems to be * necessary prior to changing the surface state base adress. Without * this, we get GPU hangs when using multi-level command buffers which * clear depth, reset state base address, and then go render stuff. */ anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { pc.RenderTargetCacheFlushEnable = true; } #endif anv_batch_emit(&cmd_buffer->batch, GENX(STATE_BASE_ADDRESS), sba) { sba.GeneralStateBaseAddress = (struct anv_address) { NULL, 0 }; sba.GeneralStateMemoryObjectControlState = GENX(MOCS); sba.GeneralStateBaseAddressModifyEnable = true; sba.SurfaceStateBaseAddress = anv_cmd_buffer_surface_base_address(cmd_buffer); sba.SurfaceStateMemoryObjectControlState = GENX(MOCS); sba.SurfaceStateBaseAddressModifyEnable = true; sba.DynamicStateBaseAddress = (struct anv_address) { &device->dynamic_state_block_pool.bo, 0 }; sba.DynamicStateMemoryObjectControlState = GENX(MOCS), sba.DynamicStateBaseAddressModifyEnable = true, sba.IndirectObjectBaseAddress = (struct anv_address) { NULL, 0 }; sba.IndirectObjectMemoryObjectControlState = GENX(MOCS); sba.IndirectObjectBaseAddressModifyEnable = true; sba.InstructionBaseAddress = (struct anv_address) { &device->instruction_block_pool.bo, 0 }; sba.InstructionMemoryObjectControlState = GENX(MOCS); sba.InstructionBaseAddressModifyEnable = true; # if (GEN_GEN >= 8) /* Broadwell requires that we specify a buffer size for a bunch of * these fields. However, since we will be growing the BO's live, we * just set them all to the maximum. */ sba.GeneralStateBufferSize = 0xfffff; sba.GeneralStateBufferSizeModifyEnable = true; sba.DynamicStateBufferSize = 0xfffff; sba.DynamicStateBufferSizeModifyEnable = true; sba.IndirectObjectBufferSize = 0xfffff; sba.IndirectObjectBufferSizeModifyEnable = true; sba.InstructionBufferSize = 0xfffff; sba.InstructionBuffersizeModifyEnable = true; # endif } /* After re-setting the surface state base address, we have to do some * cache flusing so that the sampler engine will pick up the new * SURFACE_STATE objects and binding tables. From the Broadwell PRM, * Shared Function > 3D Sampler > State > State Caching (page 96): * * Coherency with system memory in the state cache, like the texture * cache is handled partially by software. It is expected that the * command stream or shader will issue Cache Flush operation or * Cache_Flush sampler message to ensure that the L1 cache remains * coherent with system memory. * * [...] * * Whenever the value of the Dynamic_State_Base_Addr, * Surface_State_Base_Addr are altered, the L1 state cache must be * invalidated to ensure the new surface or sampler state is fetched * from system memory. * * The PIPE_CONTROL command has a "State Cache Invalidation Enable" bit * which, according the PIPE_CONTROL instruction documentation in the * Broadwell PRM: * * Setting this bit is independent of any other bit in this packet. * This bit controls the invalidation of the L1 and L2 state caches * at the top of the pipe i.e. at the parsing time. * * Unfortunately, experimentation seems to indicate that state cache * invalidation through a PIPE_CONTROL does nothing whatsoever in * regards to surface state and binding tables. In stead, it seems that * invalidating the texture cache is what is actually needed. * * XXX: As far as we have been able to determine through * experimentation, shows that flush the texture cache appears to be * sufficient. The theory here is that all of the sampling/rendering * units cache the binding table in the texture cache. However, we have * yet to be able to actually confirm this. */ anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { pc.TextureCacheInvalidationEnable = true; } } #define IVB_L3SQCREG1_SQGHPCI_DEFAULT 0x00730000 #define VLV_L3SQCREG1_SQGHPCI_DEFAULT 0x00d30000 #define HSW_L3SQCREG1_SQGHPCI_DEFAULT 0x00610000 /** * Program the hardware to use the specified L3 configuration. */ void genX(cmd_buffer_config_l3)(struct anv_cmd_buffer *cmd_buffer, const struct gen_l3_config *cfg) { assert(cfg); if (cfg == cmd_buffer->state.current_l3_config) return; if (unlikely(INTEL_DEBUG & DEBUG_L3)) { fprintf(stderr, "L3 config transition: "); gen_dump_l3_config(cfg, stderr); } const bool has_slm = cfg->n[GEN_L3P_SLM]; /* According to the hardware docs, the L3 partitioning can only be changed * while the pipeline is completely drained and the caches are flushed, * which involves a first PIPE_CONTROL flush which stalls the pipeline... */ anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { pc.DCFlushEnable = true; pc.PostSyncOperation = NoWrite; pc.CommandStreamerStallEnable = true; } /* ...followed by a second pipelined PIPE_CONTROL that initiates * invalidation of the relevant caches. Note that because RO invalidation * happens at the top of the pipeline (i.e. right away as the PIPE_CONTROL * command is processed by the CS) we cannot combine it with the previous * stalling flush as the hardware documentation suggests, because that * would cause the CS to stall on previous rendering *after* RO * invalidation and wouldn't prevent the RO caches from being polluted by * concurrent rendering before the stall completes. This intentionally * doesn't implement the SKL+ hardware workaround suggesting to enable CS * stall on PIPE_CONTROLs with the texture cache invalidation bit set for * GPGPU workloads because the previous and subsequent PIPE_CONTROLs * already guarantee that there is no concurrent GPGPU kernel execution * (see SKL HSD 2132585). */ anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { pc.TextureCacheInvalidationEnable = true; pc.ConstantCacheInvalidationEnable = true; pc.InstructionCacheInvalidateEnable = true; pc.StateCacheInvalidationEnable = true; pc.PostSyncOperation = NoWrite; } /* Now send a third stalling flush to make sure that invalidation is * complete when the L3 configuration registers are modified. */ anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { pc.DCFlushEnable = true; pc.PostSyncOperation = NoWrite; pc.CommandStreamerStallEnable = true; } #if GEN_GEN >= 8 assert(!cfg->n[GEN_L3P_IS] && !cfg->n[GEN_L3P_C] && !cfg->n[GEN_L3P_T]); uint32_t l3cr; anv_pack_struct(&l3cr, GENX(L3CNTLREG), .SLMEnable = has_slm, .URBAllocation = cfg->n[GEN_L3P_URB], .ROAllocation = cfg->n[GEN_L3P_RO], .DCAllocation = cfg->n[GEN_L3P_DC], .AllAllocation = cfg->n[GEN_L3P_ALL]); /* Set up the L3 partitioning. */ emit_lri(&cmd_buffer->batch, GENX(L3CNTLREG_num), l3cr); #else const bool has_dc = cfg->n[GEN_L3P_DC] || cfg->n[GEN_L3P_ALL]; const bool has_is = cfg->n[GEN_L3P_IS] || cfg->n[GEN_L3P_RO] || cfg->n[GEN_L3P_ALL]; const bool has_c = cfg->n[GEN_L3P_C] || cfg->n[GEN_L3P_RO] || cfg->n[GEN_L3P_ALL]; const bool has_t = cfg->n[GEN_L3P_T] || cfg->n[GEN_L3P_RO] || cfg->n[GEN_L3P_ALL]; assert(!cfg->n[GEN_L3P_ALL]); /* When enabled SLM only uses a portion of the L3 on half of the banks, * the matching space on the remaining banks has to be allocated to a * client (URB for all validated configurations) set to the * lower-bandwidth 2-bank address hashing mode. */ const struct gen_device_info *devinfo = &cmd_buffer->device->info; const bool urb_low_bw = has_slm && !devinfo->is_baytrail; assert(!urb_low_bw || cfg->n[GEN_L3P_URB] == cfg->n[GEN_L3P_SLM]); /* Minimum number of ways that can be allocated to the URB. */ const unsigned n0_urb = (devinfo->is_baytrail ? 32 : 0); assert(cfg->n[GEN_L3P_URB] >= n0_urb); uint32_t l3sqcr1, l3cr2, l3cr3; anv_pack_struct(&l3sqcr1, GENX(L3SQCREG1), .ConvertDC_UC = !has_dc, .ConvertIS_UC = !has_is, .ConvertC_UC = !has_c, .ConvertT_UC = !has_t); l3sqcr1 |= GEN_IS_HASWELL ? HSW_L3SQCREG1_SQGHPCI_DEFAULT : devinfo->is_baytrail ? VLV_L3SQCREG1_SQGHPCI_DEFAULT : IVB_L3SQCREG1_SQGHPCI_DEFAULT; anv_pack_struct(&l3cr2, GENX(L3CNTLREG2), .SLMEnable = has_slm, .URBLowBandwidth = urb_low_bw, .URBAllocation = cfg->n[GEN_L3P_URB], #if !GEN_IS_HASWELL .ALLAllocation = cfg->n[GEN_L3P_ALL], #endif .ROAllocation = cfg->n[GEN_L3P_RO], .DCAllocation = cfg->n[GEN_L3P_DC]); anv_pack_struct(&l3cr3, GENX(L3CNTLREG3), .ISAllocation = cfg->n[GEN_L3P_IS], .ISLowBandwidth = 0, .CAllocation = cfg->n[GEN_L3P_C], .CLowBandwidth = 0, .TAllocation = cfg->n[GEN_L3P_T], .TLowBandwidth = 0); /* Set up the L3 partitioning. */ emit_lri(&cmd_buffer->batch, GENX(L3SQCREG1_num), l3sqcr1); emit_lri(&cmd_buffer->batch, GENX(L3CNTLREG2_num), l3cr2); emit_lri(&cmd_buffer->batch, GENX(L3CNTLREG3_num), l3cr3); #if GEN_IS_HASWELL if (cmd_buffer->device->instance->physicalDevice.cmd_parser_version >= 4) { /* Enable L3 atomics on HSW if we have a DC partition, otherwise keep * them disabled to avoid crashing the system hard. */ uint32_t scratch1, chicken3; anv_pack_struct(&scratch1, GENX(SCRATCH1), .L3AtomicDisable = !has_dc); anv_pack_struct(&chicken3, GENX(CHICKEN3), .L3AtomicDisableMask = true, .L3AtomicDisable = !has_dc); emit_lri(&cmd_buffer->batch, GENX(SCRATCH1_num), scratch1); emit_lri(&cmd_buffer->batch, GENX(CHICKEN3_num), chicken3); } #endif #endif cmd_buffer->state.current_l3_config = cfg; } void genX(cmd_buffer_apply_pipe_flushes)(struct anv_cmd_buffer *cmd_buffer) { enum anv_pipe_bits bits = cmd_buffer->state.pending_pipe_bits; /* Flushes are pipelined while invalidations are handled immediately. * Therefore, if we're flushing anything then we need to schedule a stall * before any invalidations can happen. */ if (bits & ANV_PIPE_FLUSH_BITS) bits |= ANV_PIPE_NEEDS_CS_STALL_BIT; /* If we're going to do an invalidate and we have a pending CS stall that * has yet to be resolved, we do the CS stall now. */ if ((bits & ANV_PIPE_INVALIDATE_BITS) && (bits & ANV_PIPE_NEEDS_CS_STALL_BIT)) { bits |= ANV_PIPE_CS_STALL_BIT; bits &= ~ANV_PIPE_NEEDS_CS_STALL_BIT; } if (bits & (ANV_PIPE_FLUSH_BITS | ANV_PIPE_CS_STALL_BIT)) { anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pipe) { pipe.DepthCacheFlushEnable = bits & ANV_PIPE_DEPTH_CACHE_FLUSH_BIT; pipe.DCFlushEnable = bits & ANV_PIPE_DATA_CACHE_FLUSH_BIT; pipe.RenderTargetCacheFlushEnable = bits & ANV_PIPE_RENDER_TARGET_CACHE_FLUSH_BIT; pipe.DepthStallEnable = bits & ANV_PIPE_DEPTH_STALL_BIT; pipe.CommandStreamerStallEnable = bits & ANV_PIPE_CS_STALL_BIT; pipe.StallAtPixelScoreboard = bits & ANV_PIPE_STALL_AT_SCOREBOARD_BIT; /* * According to the Broadwell documentation, any PIPE_CONTROL with the * "Command Streamer Stall" bit set must also have another bit set, * with five different options: * * - Render Target Cache Flush * - Depth Cache Flush * - Stall at Pixel Scoreboard * - Post-Sync Operation * - Depth Stall * - DC Flush Enable * * I chose "Stall at Pixel Scoreboard" since that's what we use in * mesa and it seems to work fine. The choice is fairly arbitrary. */ if ((bits & ANV_PIPE_CS_STALL_BIT) && !(bits & (ANV_PIPE_FLUSH_BITS | ANV_PIPE_DEPTH_STALL_BIT | ANV_PIPE_STALL_AT_SCOREBOARD_BIT))) pipe.StallAtPixelScoreboard = true; } bits &= ~(ANV_PIPE_FLUSH_BITS | ANV_PIPE_CS_STALL_BIT); } if (bits & ANV_PIPE_INVALIDATE_BITS) { anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pipe) { pipe.StateCacheInvalidationEnable = bits & ANV_PIPE_STATE_CACHE_INVALIDATE_BIT; pipe.ConstantCacheInvalidationEnable = bits & ANV_PIPE_CONSTANT_CACHE_INVALIDATE_BIT; pipe.VFCacheInvalidationEnable = bits & ANV_PIPE_VF_CACHE_INVALIDATE_BIT; pipe.TextureCacheInvalidationEnable = bits & ANV_PIPE_TEXTURE_CACHE_INVALIDATE_BIT; pipe.InstructionCacheInvalidateEnable = bits & ANV_PIPE_INSTRUCTION_CACHE_INVALIDATE_BIT; } bits &= ~ANV_PIPE_INVALIDATE_BITS; } cmd_buffer->state.pending_pipe_bits = bits; } void genX(CmdPipelineBarrier)( VkCommandBuffer commandBuffer, VkPipelineStageFlags srcStageMask, VkPipelineStageFlags destStageMask, VkBool32 byRegion, uint32_t memoryBarrierCount, const VkMemoryBarrier* pMemoryBarriers, uint32_t bufferMemoryBarrierCount, const VkBufferMemoryBarrier* pBufferMemoryBarriers, uint32_t imageMemoryBarrierCount, const VkImageMemoryBarrier* pImageMemoryBarriers) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); uint32_t b; /* XXX: Right now, we're really dumb and just flush whatever categories * the app asks for. One of these days we may make this a bit better * but right now that's all the hardware allows for in most areas. */ VkAccessFlags src_flags = 0; VkAccessFlags dst_flags = 0; for (uint32_t i = 0; i < memoryBarrierCount; i++) { src_flags |= pMemoryBarriers[i].srcAccessMask; dst_flags |= pMemoryBarriers[i].dstAccessMask; } for (uint32_t i = 0; i < bufferMemoryBarrierCount; i++) { src_flags |= pBufferMemoryBarriers[i].srcAccessMask; dst_flags |= pBufferMemoryBarriers[i].dstAccessMask; } for (uint32_t i = 0; i < imageMemoryBarrierCount; i++) { src_flags |= pImageMemoryBarriers[i].srcAccessMask; dst_flags |= pImageMemoryBarriers[i].dstAccessMask; } enum anv_pipe_bits pipe_bits = 0; for_each_bit(b, src_flags) { switch ((VkAccessFlagBits)(1 << b)) { case VK_ACCESS_SHADER_WRITE_BIT: pipe_bits |= ANV_PIPE_DATA_CACHE_FLUSH_BIT; break; case VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT: pipe_bits |= ANV_PIPE_RENDER_TARGET_CACHE_FLUSH_BIT; break; case VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT: pipe_bits |= ANV_PIPE_DEPTH_CACHE_FLUSH_BIT; break; case VK_ACCESS_TRANSFER_WRITE_BIT: pipe_bits |= ANV_PIPE_RENDER_TARGET_CACHE_FLUSH_BIT; pipe_bits |= ANV_PIPE_DEPTH_CACHE_FLUSH_BIT; break; default: break; /* Nothing to do */ } } for_each_bit(b, dst_flags) { switch ((VkAccessFlagBits)(1 << b)) { case VK_ACCESS_INDIRECT_COMMAND_READ_BIT: case VK_ACCESS_INDEX_READ_BIT: case VK_ACCESS_VERTEX_ATTRIBUTE_READ_BIT: pipe_bits |= ANV_PIPE_VF_CACHE_INVALIDATE_BIT; break; case VK_ACCESS_UNIFORM_READ_BIT: pipe_bits |= ANV_PIPE_CONSTANT_CACHE_INVALIDATE_BIT; pipe_bits |= ANV_PIPE_TEXTURE_CACHE_INVALIDATE_BIT; break; case VK_ACCESS_SHADER_READ_BIT: case VK_ACCESS_COLOR_ATTACHMENT_READ_BIT: case VK_ACCESS_TRANSFER_READ_BIT: pipe_bits |= ANV_PIPE_TEXTURE_CACHE_INVALIDATE_BIT; break; default: break; /* Nothing to do */ } } cmd_buffer->state.pending_pipe_bits |= pipe_bits; } static void cmd_buffer_alloc_push_constants(struct anv_cmd_buffer *cmd_buffer) { VkShaderStageFlags stages = cmd_buffer->state.pipeline->active_stages; /* In order to avoid thrash, we assume that vertex and fragment stages * always exist. In the rare case where one is missing *and* the other * uses push concstants, this may be suboptimal. However, avoiding stalls * seems more important. */ stages |= VK_SHADER_STAGE_FRAGMENT_BIT | VK_SHADER_STAGE_VERTEX_BIT; if (stages == cmd_buffer->state.push_constant_stages) return; #if GEN_GEN >= 8 const unsigned push_constant_kb = 32; #elif GEN_IS_HASWELL const unsigned push_constant_kb = cmd_buffer->device->info.gt == 3 ? 32 : 16; #else const unsigned push_constant_kb = 16; #endif const unsigned num_stages = _mesa_bitcount(stages & VK_SHADER_STAGE_ALL_GRAPHICS); unsigned size_per_stage = push_constant_kb / num_stages; /* Broadwell+ and Haswell gt3 require that the push constant sizes be in * units of 2KB. Incidentally, these are the same platforms that have * 32KB worth of push constant space. */ if (push_constant_kb == 32) size_per_stage &= ~1u; uint32_t kb_used = 0; for (int i = MESA_SHADER_VERTEX; i < MESA_SHADER_FRAGMENT; i++) { unsigned push_size = (stages & (1 << i)) ? size_per_stage : 0; anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_PUSH_CONSTANT_ALLOC_VS), alloc) { alloc._3DCommandSubOpcode = 18 + i; alloc.ConstantBufferOffset = (push_size > 0) ? kb_used : 0; alloc.ConstantBufferSize = push_size; } kb_used += push_size; } anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_PUSH_CONSTANT_ALLOC_PS), alloc) { alloc.ConstantBufferOffset = kb_used; alloc.ConstantBufferSize = push_constant_kb - kb_used; } cmd_buffer->state.push_constant_stages = stages; /* From the BDW PRM for 3DSTATE_PUSH_CONSTANT_ALLOC_VS: * * "The 3DSTATE_CONSTANT_VS must be reprogrammed prior to * the next 3DPRIMITIVE command after programming the * 3DSTATE_PUSH_CONSTANT_ALLOC_VS" * * Since 3DSTATE_PUSH_CONSTANT_ALLOC_VS is programmed as part of * pipeline setup, we need to dirty push constants. */ cmd_buffer->state.push_constants_dirty |= VK_SHADER_STAGE_ALL_GRAPHICS; } static void cmd_buffer_emit_descriptor_pointers(struct anv_cmd_buffer *cmd_buffer, uint32_t stages) { static const uint32_t sampler_state_opcodes[] = { [MESA_SHADER_VERTEX] = 43, [MESA_SHADER_TESS_CTRL] = 44, /* HS */ [MESA_SHADER_TESS_EVAL] = 45, /* DS */ [MESA_SHADER_GEOMETRY] = 46, [MESA_SHADER_FRAGMENT] = 47, [MESA_SHADER_COMPUTE] = 0, }; static const uint32_t binding_table_opcodes[] = { [MESA_SHADER_VERTEX] = 38, [MESA_SHADER_TESS_CTRL] = 39, [MESA_SHADER_TESS_EVAL] = 40, [MESA_SHADER_GEOMETRY] = 41, [MESA_SHADER_FRAGMENT] = 42, [MESA_SHADER_COMPUTE] = 0, }; anv_foreach_stage(s, stages) { if (cmd_buffer->state.samplers[s].alloc_size > 0) { anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_SAMPLER_STATE_POINTERS_VS), ssp) { ssp._3DCommandSubOpcode = sampler_state_opcodes[s]; ssp.PointertoVSSamplerState = cmd_buffer->state.samplers[s].offset; } } /* Always emit binding table pointers if we're asked to, since on SKL * this is what flushes push constants. */ anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_BINDING_TABLE_POINTERS_VS), btp) { btp._3DCommandSubOpcode = binding_table_opcodes[s]; btp.PointertoVSBindingTable = cmd_buffer->state.binding_tables[s].offset; } } } static uint32_t cmd_buffer_flush_push_constants(struct anv_cmd_buffer *cmd_buffer) { static const uint32_t push_constant_opcodes[] = { [MESA_SHADER_VERTEX] = 21, [MESA_SHADER_TESS_CTRL] = 25, /* HS */ [MESA_SHADER_TESS_EVAL] = 26, /* DS */ [MESA_SHADER_GEOMETRY] = 22, [MESA_SHADER_FRAGMENT] = 23, [MESA_SHADER_COMPUTE] = 0, }; VkShaderStageFlags flushed = 0; anv_foreach_stage(stage, cmd_buffer->state.push_constants_dirty) { if (stage == MESA_SHADER_COMPUTE) continue; struct anv_state state = anv_cmd_buffer_push_constants(cmd_buffer, stage); if (state.offset == 0) { anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_CONSTANT_VS), c) c._3DCommandSubOpcode = push_constant_opcodes[stage]; } else { anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_CONSTANT_VS), c) { c._3DCommandSubOpcode = push_constant_opcodes[stage], c.ConstantBody = (struct GENX(3DSTATE_CONSTANT_BODY)) { #if GEN_GEN >= 9 .PointerToConstantBuffer2 = { &cmd_buffer->device->dynamic_state_block_pool.bo, state.offset }, .ConstantBuffer2ReadLength = DIV_ROUND_UP(state.alloc_size, 32), #else .PointerToConstantBuffer0 = { .offset = state.offset }, .ConstantBuffer0ReadLength = DIV_ROUND_UP(state.alloc_size, 32), #endif }; } } flushed |= mesa_to_vk_shader_stage(stage); } cmd_buffer->state.push_constants_dirty &= ~VK_SHADER_STAGE_ALL_GRAPHICS; return flushed; } void genX(cmd_buffer_flush_state)(struct anv_cmd_buffer *cmd_buffer) { struct anv_pipeline *pipeline = cmd_buffer->state.pipeline; uint32_t *p; uint32_t vb_emit = cmd_buffer->state.vb_dirty & pipeline->vb_used; assert((pipeline->active_stages & VK_SHADER_STAGE_COMPUTE_BIT) == 0); genX(cmd_buffer_config_l3)(cmd_buffer, pipeline->urb.l3_config); genX(flush_pipeline_select_3d)(cmd_buffer); if (vb_emit) { const uint32_t num_buffers = __builtin_popcount(vb_emit); const uint32_t num_dwords = 1 + num_buffers * 4; p = anv_batch_emitn(&cmd_buffer->batch, num_dwords, GENX(3DSTATE_VERTEX_BUFFERS)); uint32_t vb, i = 0; for_each_bit(vb, vb_emit) { struct anv_buffer *buffer = cmd_buffer->state.vertex_bindings[vb].buffer; uint32_t offset = cmd_buffer->state.vertex_bindings[vb].offset; struct GENX(VERTEX_BUFFER_STATE) state = { .VertexBufferIndex = vb, #if GEN_GEN >= 8 .MemoryObjectControlState = GENX(MOCS), #else .BufferAccessType = pipeline->instancing_enable[vb] ? INSTANCEDATA : VERTEXDATA, .InstanceDataStepRate = 1, .VertexBufferMemoryObjectControlState = GENX(MOCS), #endif .AddressModifyEnable = true, .BufferPitch = pipeline->binding_stride[vb], .BufferStartingAddress = { buffer->bo, buffer->offset + offset }, #if GEN_GEN >= 8 .BufferSize = buffer->size - offset #else .EndAddress = { buffer->bo, buffer->offset + buffer->size - 1}, #endif }; GENX(VERTEX_BUFFER_STATE_pack)(&cmd_buffer->batch, &p[1 + i * 4], &state); i++; } } cmd_buffer->state.vb_dirty &= ~vb_emit; if (cmd_buffer->state.dirty & ANV_CMD_DIRTY_PIPELINE) { anv_batch_emit_batch(&cmd_buffer->batch, &pipeline->batch); /* The exact descriptor layout is pulled from the pipeline, so we need * to re-emit binding tables on every pipeline change. */ cmd_buffer->state.descriptors_dirty |= cmd_buffer->state.pipeline->active_stages; /* If the pipeline changed, we may need to re-allocate push constant * space in the URB. */ cmd_buffer_alloc_push_constants(cmd_buffer); } #if GEN_GEN <= 7 if (cmd_buffer->state.descriptors_dirty & VK_SHADER_STAGE_VERTEX_BIT || cmd_buffer->state.push_constants_dirty & VK_SHADER_STAGE_VERTEX_BIT) { /* From the IVB PRM Vol. 2, Part 1, Section 3.2.1: * * "A PIPE_CONTROL with Post-Sync Operation set to 1h and a depth * stall needs to be sent just prior to any 3DSTATE_VS, * 3DSTATE_URB_VS, 3DSTATE_CONSTANT_VS, * 3DSTATE_BINDING_TABLE_POINTER_VS, * 3DSTATE_SAMPLER_STATE_POINTER_VS command. Only one * PIPE_CONTROL needs to be sent before any combination of VS * associated 3DSTATE." */ anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { pc.DepthStallEnable = true; pc.PostSyncOperation = WriteImmediateData; pc.Address = (struct anv_address) { &cmd_buffer->device->workaround_bo, 0 }; } } #endif /* Render targets live in the same binding table as fragment descriptors */ if (cmd_buffer->state.dirty & ANV_CMD_DIRTY_RENDER_TARGETS) cmd_buffer->state.descriptors_dirty |= VK_SHADER_STAGE_FRAGMENT_BIT; /* We emit the binding tables and sampler tables first, then emit push * constants and then finally emit binding table and sampler table * pointers. It has to happen in this order, since emitting the binding * tables may change the push constants (in case of storage images). After * emitting push constants, on SKL+ we have to emit the corresponding * 3DSTATE_BINDING_TABLE_POINTER_* for the push constants to take effect. */ uint32_t dirty = 0; if (cmd_buffer->state.descriptors_dirty) dirty = anv_cmd_buffer_flush_descriptor_sets(cmd_buffer); if (cmd_buffer->state.push_constants_dirty) { #if GEN_GEN >= 9 /* On Sky Lake and later, the binding table pointers commands are * what actually flush the changes to push constant state so we need * to dirty them so they get re-emitted below. */ dirty |= cmd_buffer_flush_push_constants(cmd_buffer); #else cmd_buffer_flush_push_constants(cmd_buffer); #endif } if (dirty) cmd_buffer_emit_descriptor_pointers(cmd_buffer, dirty); if (cmd_buffer->state.dirty & ANV_CMD_DIRTY_DYNAMIC_VIEWPORT) gen8_cmd_buffer_emit_viewport(cmd_buffer); if (cmd_buffer->state.dirty & (ANV_CMD_DIRTY_DYNAMIC_VIEWPORT | ANV_CMD_DIRTY_PIPELINE)) { gen8_cmd_buffer_emit_depth_viewport(cmd_buffer, pipeline->depth_clamp_enable); } if (cmd_buffer->state.dirty & ANV_CMD_DIRTY_DYNAMIC_SCISSOR) gen7_cmd_buffer_emit_scissor(cmd_buffer); genX(cmd_buffer_flush_dynamic_state)(cmd_buffer); genX(cmd_buffer_apply_pipe_flushes)(cmd_buffer); } static void emit_base_vertex_instance_bo(struct anv_cmd_buffer *cmd_buffer, struct anv_bo *bo, uint32_t offset) { uint32_t *p = anv_batch_emitn(&cmd_buffer->batch, 5, GENX(3DSTATE_VERTEX_BUFFERS)); GENX(VERTEX_BUFFER_STATE_pack)(&cmd_buffer->batch, p + 1, &(struct GENX(VERTEX_BUFFER_STATE)) { .VertexBufferIndex = 32, /* Reserved for this */ .AddressModifyEnable = true, .BufferPitch = 0, #if (GEN_GEN >= 8) .MemoryObjectControlState = GENX(MOCS), .BufferStartingAddress = { bo, offset }, .BufferSize = 8 #else .VertexBufferMemoryObjectControlState = GENX(MOCS), .BufferStartingAddress = { bo, offset }, .EndAddress = { bo, offset + 8 }, #endif }); } static void emit_base_vertex_instance(struct anv_cmd_buffer *cmd_buffer, uint32_t base_vertex, uint32_t base_instance) { struct anv_state id_state = anv_cmd_buffer_alloc_dynamic_state(cmd_buffer, 8, 4); ((uint32_t *)id_state.map)[0] = base_vertex; ((uint32_t *)id_state.map)[1] = base_instance; if (!cmd_buffer->device->info.has_llc) anv_state_clflush(id_state); emit_base_vertex_instance_bo(cmd_buffer, &cmd_buffer->device->dynamic_state_block_pool.bo, id_state.offset); } void genX(CmdDraw)( VkCommandBuffer commandBuffer, uint32_t vertexCount, uint32_t instanceCount, uint32_t firstVertex, uint32_t firstInstance) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); struct anv_pipeline *pipeline = cmd_buffer->state.pipeline; const struct brw_vs_prog_data *vs_prog_data = get_vs_prog_data(pipeline); genX(cmd_buffer_flush_state)(cmd_buffer); if (vs_prog_data->uses_basevertex || vs_prog_data->uses_baseinstance) emit_base_vertex_instance(cmd_buffer, firstVertex, firstInstance); anv_batch_emit(&cmd_buffer->batch, GENX(3DPRIMITIVE), prim) { prim.VertexAccessType = SEQUENTIAL; prim.PrimitiveTopologyType = pipeline->topology; prim.VertexCountPerInstance = vertexCount; prim.StartVertexLocation = firstVertex; prim.InstanceCount = instanceCount; prim.StartInstanceLocation = firstInstance; prim.BaseVertexLocation = 0; } } void genX(CmdDrawIndexed)( VkCommandBuffer commandBuffer, uint32_t indexCount, uint32_t instanceCount, uint32_t firstIndex, int32_t vertexOffset, uint32_t firstInstance) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); struct anv_pipeline *pipeline = cmd_buffer->state.pipeline; const struct brw_vs_prog_data *vs_prog_data = get_vs_prog_data(pipeline); genX(cmd_buffer_flush_state)(cmd_buffer); if (vs_prog_data->uses_basevertex || vs_prog_data->uses_baseinstance) emit_base_vertex_instance(cmd_buffer, vertexOffset, firstInstance); anv_batch_emit(&cmd_buffer->batch, GENX(3DPRIMITIVE), prim) { prim.VertexAccessType = RANDOM; prim.PrimitiveTopologyType = pipeline->topology; prim.VertexCountPerInstance = indexCount; prim.StartVertexLocation = firstIndex; prim.InstanceCount = instanceCount; prim.StartInstanceLocation = firstInstance; prim.BaseVertexLocation = vertexOffset; } } /* Auto-Draw / Indirect Registers */ #define GEN7_3DPRIM_END_OFFSET 0x2420 #define GEN7_3DPRIM_START_VERTEX 0x2430 #define GEN7_3DPRIM_VERTEX_COUNT 0x2434 #define GEN7_3DPRIM_INSTANCE_COUNT 0x2438 #define GEN7_3DPRIM_START_INSTANCE 0x243C #define GEN7_3DPRIM_BASE_VERTEX 0x2440 void genX(CmdDrawIndirect)( VkCommandBuffer commandBuffer, VkBuffer _buffer, VkDeviceSize offset, uint32_t drawCount, uint32_t stride) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_buffer, buffer, _buffer); struct anv_pipeline *pipeline = cmd_buffer->state.pipeline; const struct brw_vs_prog_data *vs_prog_data = get_vs_prog_data(pipeline); struct anv_bo *bo = buffer->bo; uint32_t bo_offset = buffer->offset + offset; genX(cmd_buffer_flush_state)(cmd_buffer); if (vs_prog_data->uses_basevertex || vs_prog_data->uses_baseinstance) emit_base_vertex_instance_bo(cmd_buffer, bo, bo_offset + 8); emit_lrm(&cmd_buffer->batch, GEN7_3DPRIM_VERTEX_COUNT, bo, bo_offset); emit_lrm(&cmd_buffer->batch, GEN7_3DPRIM_INSTANCE_COUNT, bo, bo_offset + 4); emit_lrm(&cmd_buffer->batch, GEN7_3DPRIM_START_VERTEX, bo, bo_offset + 8); emit_lrm(&cmd_buffer->batch, GEN7_3DPRIM_START_INSTANCE, bo, bo_offset + 12); emit_lri(&cmd_buffer->batch, GEN7_3DPRIM_BASE_VERTEX, 0); anv_batch_emit(&cmd_buffer->batch, GENX(3DPRIMITIVE), prim) { prim.IndirectParameterEnable = true; prim.VertexAccessType = SEQUENTIAL; prim.PrimitiveTopologyType = pipeline->topology; } } void genX(CmdDrawIndexedIndirect)( VkCommandBuffer commandBuffer, VkBuffer _buffer, VkDeviceSize offset, uint32_t drawCount, uint32_t stride) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_buffer, buffer, _buffer); struct anv_pipeline *pipeline = cmd_buffer->state.pipeline; const struct brw_vs_prog_data *vs_prog_data = get_vs_prog_data(pipeline); struct anv_bo *bo = buffer->bo; uint32_t bo_offset = buffer->offset + offset; genX(cmd_buffer_flush_state)(cmd_buffer); /* TODO: We need to stomp base vertex to 0 somehow */ if (vs_prog_data->uses_basevertex || vs_prog_data->uses_baseinstance) emit_base_vertex_instance_bo(cmd_buffer, bo, bo_offset + 12); emit_lrm(&cmd_buffer->batch, GEN7_3DPRIM_VERTEX_COUNT, bo, bo_offset); emit_lrm(&cmd_buffer->batch, GEN7_3DPRIM_INSTANCE_COUNT, bo, bo_offset + 4); emit_lrm(&cmd_buffer->batch, GEN7_3DPRIM_START_VERTEX, bo, bo_offset + 8); emit_lrm(&cmd_buffer->batch, GEN7_3DPRIM_BASE_VERTEX, bo, bo_offset + 12); emit_lrm(&cmd_buffer->batch, GEN7_3DPRIM_START_INSTANCE, bo, bo_offset + 16); anv_batch_emit(&cmd_buffer->batch, GENX(3DPRIMITIVE), prim) { prim.IndirectParameterEnable = true; prim.VertexAccessType = RANDOM; prim.PrimitiveTopologyType = pipeline->topology; } } #if GEN_GEN == 7 static bool verify_cmd_parser(const struct anv_device *device, int required_version, const char *function) { if (device->instance->physicalDevice.cmd_parser_version < required_version) { vk_errorf(VK_ERROR_FEATURE_NOT_PRESENT, "cmd parser version %d is required for %s", required_version, function); return false; } else { return true; } } #endif void genX(CmdDispatch)( VkCommandBuffer commandBuffer, uint32_t x, uint32_t y, uint32_t z) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); struct anv_pipeline *pipeline = cmd_buffer->state.compute_pipeline; const struct brw_cs_prog_data *prog_data = get_cs_prog_data(pipeline); if (prog_data->uses_num_work_groups) { struct anv_state state = anv_cmd_buffer_alloc_dynamic_state(cmd_buffer, 12, 4); uint32_t *sizes = state.map; sizes[0] = x; sizes[1] = y; sizes[2] = z; if (!cmd_buffer->device->info.has_llc) anv_state_clflush(state); cmd_buffer->state.num_workgroups_offset = state.offset; cmd_buffer->state.num_workgroups_bo = &cmd_buffer->device->dynamic_state_block_pool.bo; } genX(cmd_buffer_flush_compute_state)(cmd_buffer); anv_batch_emit(&cmd_buffer->batch, GENX(GPGPU_WALKER), ggw) { ggw.SIMDSize = prog_data->simd_size / 16; ggw.ThreadDepthCounterMaximum = 0; ggw.ThreadHeightCounterMaximum = 0; ggw.ThreadWidthCounterMaximum = prog_data->threads - 1; ggw.ThreadGroupIDXDimension = x; ggw.ThreadGroupIDYDimension = y; ggw.ThreadGroupIDZDimension = z; ggw.RightExecutionMask = pipeline->cs_right_mask; ggw.BottomExecutionMask = 0xffffffff; } anv_batch_emit(&cmd_buffer->batch, GENX(MEDIA_STATE_FLUSH), msf); } #define GPGPU_DISPATCHDIMX 0x2500 #define GPGPU_DISPATCHDIMY 0x2504 #define GPGPU_DISPATCHDIMZ 0x2508 #define MI_PREDICATE_SRC0 0x2400 #define MI_PREDICATE_SRC1 0x2408 void genX(CmdDispatchIndirect)( VkCommandBuffer commandBuffer, VkBuffer _buffer, VkDeviceSize offset) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_buffer, buffer, _buffer); struct anv_pipeline *pipeline = cmd_buffer->state.compute_pipeline; const struct brw_cs_prog_data *prog_data = get_cs_prog_data(pipeline); struct anv_bo *bo = buffer->bo; uint32_t bo_offset = buffer->offset + offset; struct anv_batch *batch = &cmd_buffer->batch; #if GEN_GEN == 7 /* Linux 4.4 added command parser version 5 which allows the GPGPU * indirect dispatch registers to be written. */ if (!verify_cmd_parser(cmd_buffer->device, 5, "vkCmdDispatchIndirect")) return; #endif if (prog_data->uses_num_work_groups) { cmd_buffer->state.num_workgroups_offset = bo_offset; cmd_buffer->state.num_workgroups_bo = bo; } genX(cmd_buffer_flush_compute_state)(cmd_buffer); emit_lrm(batch, GPGPU_DISPATCHDIMX, bo, bo_offset); emit_lrm(batch, GPGPU_DISPATCHDIMY, bo, bo_offset + 4); emit_lrm(batch, GPGPU_DISPATCHDIMZ, bo, bo_offset + 8); #if GEN_GEN <= 7 /* Clear upper 32-bits of SRC0 and all 64-bits of SRC1 */ emit_lri(batch, MI_PREDICATE_SRC0 + 4, 0); emit_lri(batch, MI_PREDICATE_SRC1 + 0, 0); emit_lri(batch, MI_PREDICATE_SRC1 + 4, 0); /* Load compute_dispatch_indirect_x_size into SRC0 */ emit_lrm(batch, MI_PREDICATE_SRC0, bo, bo_offset + 0); /* predicate = (compute_dispatch_indirect_x_size == 0); */ anv_batch_emit(batch, GENX(MI_PREDICATE), mip) { mip.LoadOperation = LOAD_LOAD; mip.CombineOperation = COMBINE_SET; mip.CompareOperation = COMPARE_SRCS_EQUAL; } /* Load compute_dispatch_indirect_y_size into SRC0 */ emit_lrm(batch, MI_PREDICATE_SRC0, bo, bo_offset + 4); /* predicate |= (compute_dispatch_indirect_y_size == 0); */ anv_batch_emit(batch, GENX(MI_PREDICATE), mip) { mip.LoadOperation = LOAD_LOAD; mip.CombineOperation = COMBINE_OR; mip.CompareOperation = COMPARE_SRCS_EQUAL; } /* Load compute_dispatch_indirect_z_size into SRC0 */ emit_lrm(batch, MI_PREDICATE_SRC0, bo, bo_offset + 8); /* predicate |= (compute_dispatch_indirect_z_size == 0); */ anv_batch_emit(batch, GENX(MI_PREDICATE), mip) { mip.LoadOperation = LOAD_LOAD; mip.CombineOperation = COMBINE_OR; mip.CompareOperation = COMPARE_SRCS_EQUAL; } /* predicate = !predicate; */ #define COMPARE_FALSE 1 anv_batch_emit(batch, GENX(MI_PREDICATE), mip) { mip.LoadOperation = LOAD_LOADINV; mip.CombineOperation = COMBINE_OR; mip.CompareOperation = COMPARE_FALSE; } #endif anv_batch_emit(batch, GENX(GPGPU_WALKER), ggw) { ggw.IndirectParameterEnable = true; ggw.PredicateEnable = GEN_GEN <= 7; ggw.SIMDSize = prog_data->simd_size / 16; ggw.ThreadDepthCounterMaximum = 0; ggw.ThreadHeightCounterMaximum = 0; ggw.ThreadWidthCounterMaximum = prog_data->threads - 1; ggw.RightExecutionMask = pipeline->cs_right_mask; ggw.BottomExecutionMask = 0xffffffff; } anv_batch_emit(batch, GENX(MEDIA_STATE_FLUSH), msf); } static void flush_pipeline_before_pipeline_select(struct anv_cmd_buffer *cmd_buffer, uint32_t pipeline) { #if GEN_GEN >= 8 && GEN_GEN < 10 /* From the Broadwell PRM, Volume 2a: Instructions, PIPELINE_SELECT: * * Software must clear the COLOR_CALC_STATE Valid field in * 3DSTATE_CC_STATE_POINTERS command prior to send a PIPELINE_SELECT * with Pipeline Select set to GPGPU. * * The internal hardware docs recommend the same workaround for Gen9 * hardware too. */ if (pipeline == GPGPU) anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_CC_STATE_POINTERS), t); #elif GEN_GEN <= 7 /* From "BXML » GT » MI » vol1a GPU Overview » [Instruction] * PIPELINE_SELECT [DevBWR+]": * * Project: DEVSNB+ * * Software must ensure all the write caches are flushed through a * stalling PIPE_CONTROL command followed by another PIPE_CONTROL * command to invalidate read only caches prior to programming * MI_PIPELINE_SELECT command to change the Pipeline Select Mode. */ anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { pc.RenderTargetCacheFlushEnable = true; pc.DepthCacheFlushEnable = true; pc.DCFlushEnable = true; pc.PostSyncOperation = NoWrite; pc.CommandStreamerStallEnable = true; } anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { pc.TextureCacheInvalidationEnable = true; pc.ConstantCacheInvalidationEnable = true; pc.StateCacheInvalidationEnable = true; pc.InstructionCacheInvalidateEnable = true; pc.PostSyncOperation = NoWrite; } #endif } void genX(flush_pipeline_select_3d)(struct anv_cmd_buffer *cmd_buffer) { if (cmd_buffer->state.current_pipeline != _3D) { flush_pipeline_before_pipeline_select(cmd_buffer, _3D); anv_batch_emit(&cmd_buffer->batch, GENX(PIPELINE_SELECT), ps) { #if GEN_GEN >= 9 ps.MaskBits = 3; #endif ps.PipelineSelection = _3D; } cmd_buffer->state.current_pipeline = _3D; } } void genX(flush_pipeline_select_gpgpu)(struct anv_cmd_buffer *cmd_buffer) { if (cmd_buffer->state.current_pipeline != GPGPU) { flush_pipeline_before_pipeline_select(cmd_buffer, GPGPU); anv_batch_emit(&cmd_buffer->batch, GENX(PIPELINE_SELECT), ps) { #if GEN_GEN >= 9 ps.MaskBits = 3; #endif ps.PipelineSelection = GPGPU; } cmd_buffer->state.current_pipeline = GPGPU; } } struct anv_state genX(cmd_buffer_alloc_null_surface_state)(struct anv_cmd_buffer *cmd_buffer, struct anv_framebuffer *fb) { struct anv_state state = anv_state_stream_alloc(&cmd_buffer->surface_state_stream, 64, 64); struct GENX(RENDER_SURFACE_STATE) null_ss = { .SurfaceType = SURFTYPE_NULL, .SurfaceArray = fb->layers > 0, .SurfaceFormat = ISL_FORMAT_R8G8B8A8_UNORM, #if GEN_GEN >= 8 .TileMode = YMAJOR, #else .TiledSurface = true, #endif .Width = fb->width - 1, .Height = fb->height - 1, .Depth = fb->layers - 1, .RenderTargetViewExtent = fb->layers - 1, }; GENX(RENDER_SURFACE_STATE_pack)(NULL, state.map, &null_ss); if (!cmd_buffer->device->info.has_llc) anv_state_clflush(state); return state; } static void cmd_buffer_emit_depth_stencil(struct anv_cmd_buffer *cmd_buffer) { struct anv_device *device = cmd_buffer->device; const struct anv_framebuffer *fb = cmd_buffer->state.framebuffer; const struct anv_image_view *iview = anv_cmd_buffer_get_depth_stencil_view(cmd_buffer); const struct anv_image *image = iview ? iview->image : NULL; const bool has_depth = image && (image->aspects & VK_IMAGE_ASPECT_DEPTH_BIT); const bool has_hiz = image != NULL && anv_image_has_hiz(image); const bool has_stencil = image && (image->aspects & VK_IMAGE_ASPECT_STENCIL_BIT); /* FIXME: Implement the PMA stall W/A */ /* FIXME: Width and Height are wrong */ /* Emit 3DSTATE_DEPTH_BUFFER */ if (has_depth) { anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_DEPTH_BUFFER), db) { db.SurfaceType = SURFTYPE_2D; db.DepthWriteEnable = true; db.StencilWriteEnable = has_stencil; if (cmd_buffer->state.pass->subpass_count == 1) { db.HierarchicalDepthBufferEnable = has_hiz; } else { anv_finishme("Multiple-subpass HiZ not implemented"); } db.SurfaceFormat = isl_surf_get_depth_format(&device->isl_dev, &image->depth_surface.isl); db.SurfaceBaseAddress = (struct anv_address) { .bo = image->bo, .offset = image->offset + image->depth_surface.offset, }; db.DepthBufferObjectControlState = GENX(MOCS), db.SurfacePitch = image->depth_surface.isl.row_pitch - 1; db.Height = image->extent.height - 1; db.Width = image->extent.width - 1; db.LOD = iview->base_mip; db.Depth = image->array_size - 1; /* FIXME: 3-D */ db.MinimumArrayElement = iview->base_layer; #if GEN_GEN >= 8 db.SurfaceQPitch = isl_surf_get_array_pitch_el_rows(&image->depth_surface.isl) >> 2, #endif db.RenderTargetViewExtent = 1 - 1; } } else { /* Even when no depth buffer is present, the hardware requires that * 3DSTATE_DEPTH_BUFFER be programmed correctly. The Broadwell PRM says: * * If a null depth buffer is bound, the driver must instead bind depth as: * 3DSTATE_DEPTH.SurfaceType = SURFTYPE_2D * 3DSTATE_DEPTH.Width = 1 * 3DSTATE_DEPTH.Height = 1 * 3DSTATE_DEPTH.SuraceFormat = D16_UNORM * 3DSTATE_DEPTH.SurfaceBaseAddress = 0 * 3DSTATE_DEPTH.HierarchicalDepthBufferEnable = 0 * 3DSTATE_WM_DEPTH_STENCIL.DepthTestEnable = 0 * 3DSTATE_WM_DEPTH_STENCIL.DepthBufferWriteEnable = 0 * * The PRM is wrong, though. The width and height must be programmed to * actual framebuffer's width and height, even when neither depth buffer * nor stencil buffer is present. Also, D16_UNORM is not allowed to * be combined with a stencil buffer so we use D32_FLOAT instead. */ anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_DEPTH_BUFFER), db) { db.SurfaceType = SURFTYPE_2D; db.SurfaceFormat = D32_FLOAT; db.Width = fb->width - 1; db.Height = fb->height - 1; db.StencilWriteEnable = has_stencil; } } if (has_hiz) { anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_HIER_DEPTH_BUFFER), hdb) { hdb.HierarchicalDepthBufferObjectControlState = GENX(MOCS); hdb.SurfacePitch = image->hiz_surface.isl.row_pitch - 1; hdb.SurfaceBaseAddress = (struct anv_address) { .bo = image->bo, .offset = image->offset + image->hiz_surface.offset, }; #if GEN_GEN >= 8 /* From the SKL PRM Vol2a: * * The interpretation of this field is dependent on Surface Type * as follows: * - SURFTYPE_1D: distance in pixels between array slices * - SURFTYPE_2D/CUBE: distance in rows between array slices * - SURFTYPE_3D: distance in rows between R - slices */ hdb.SurfaceQPitch = image->hiz_surface.isl.dim == ISL_SURF_DIM_1D ? isl_surf_get_array_pitch_el(&image->hiz_surface.isl) >> 2 : isl_surf_get_array_pitch_el_rows(&image->hiz_surface.isl) >> 2; #endif } } else { anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_HIER_DEPTH_BUFFER), hdb); } /* Emit 3DSTATE_STENCIL_BUFFER */ if (has_stencil) { anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_STENCIL_BUFFER), sb) { #if GEN_GEN >= 8 || GEN_IS_HASWELL sb.StencilBufferEnable = true, #endif sb.StencilBufferObjectControlState = GENX(MOCS), sb.SurfacePitch = image->stencil_surface.isl.row_pitch - 1, #if GEN_GEN >= 8 sb.SurfaceQPitch = isl_surf_get_array_pitch_el_rows(&image->stencil_surface.isl) >> 2, #endif sb.SurfaceBaseAddress = (struct anv_address) { .bo = image->bo, .offset = image->offset + image->stencil_surface.offset, }; } } else { anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_STENCIL_BUFFER), sb); } /* Clear the clear params. */ anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_CLEAR_PARAMS), cp); } static void genX(cmd_buffer_set_subpass)(struct anv_cmd_buffer *cmd_buffer, struct anv_subpass *subpass) { cmd_buffer->state.subpass = subpass; cmd_buffer->state.dirty |= ANV_CMD_DIRTY_RENDER_TARGETS; cmd_buffer_emit_depth_stencil(cmd_buffer); genX(cmd_buffer_emit_hz_op)(cmd_buffer, BLORP_HIZ_OP_HIZ_RESOLVE); anv_cmd_buffer_clear_subpass(cmd_buffer); } void genX(CmdBeginRenderPass)( VkCommandBuffer commandBuffer, const VkRenderPassBeginInfo* pRenderPassBegin, VkSubpassContents contents) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_render_pass, pass, pRenderPassBegin->renderPass); ANV_FROM_HANDLE(anv_framebuffer, framebuffer, pRenderPassBegin->framebuffer); cmd_buffer->state.framebuffer = framebuffer; cmd_buffer->state.pass = pass; cmd_buffer->state.render_area = pRenderPassBegin->renderArea; anv_cmd_state_setup_attachments(cmd_buffer, pRenderPassBegin); genX(flush_pipeline_select_3d)(cmd_buffer); genX(cmd_buffer_set_subpass)(cmd_buffer, pass->subpasses); } void genX(CmdNextSubpass)( VkCommandBuffer commandBuffer, VkSubpassContents contents) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); assert(cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_PRIMARY); anv_cmd_buffer_resolve_subpass(cmd_buffer); genX(cmd_buffer_set_subpass)(cmd_buffer, cmd_buffer->state.subpass + 1); } void genX(CmdEndRenderPass)( VkCommandBuffer commandBuffer) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); genX(cmd_buffer_emit_hz_op)(cmd_buffer, BLORP_HIZ_OP_DEPTH_RESOLVE); anv_cmd_buffer_resolve_subpass(cmd_buffer); #ifndef NDEBUG anv_dump_add_framebuffer(cmd_buffer, cmd_buffer->state.framebuffer); #endif } static void emit_ps_depth_count(struct anv_batch *batch, struct anv_bo *bo, uint32_t offset) { anv_batch_emit(batch, GENX(PIPE_CONTROL), pc) { pc.DestinationAddressType = DAT_PPGTT; pc.PostSyncOperation = WritePSDepthCount; pc.DepthStallEnable = true; pc.Address = (struct anv_address) { bo, offset }; } } static void emit_query_availability(struct anv_batch *batch, struct anv_bo *bo, uint32_t offset) { anv_batch_emit(batch, GENX(PIPE_CONTROL), pc) { pc.DestinationAddressType = DAT_PPGTT; pc.PostSyncOperation = WriteImmediateData; pc.Address = (struct anv_address) { bo, offset }; pc.ImmediateData = 1; } } void genX(CmdBeginQuery)( VkCommandBuffer commandBuffer, VkQueryPool queryPool, uint32_t query, VkQueryControlFlags flags) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_query_pool, pool, queryPool); /* Workaround: When meta uses the pipeline with the VS disabled, it seems * that the pipelining of the depth write breaks. What we see is that * samples from the render pass clear leaks into the first query * immediately after the clear. Doing a pipecontrol with a post-sync * operation and DepthStallEnable seems to work around the issue. */ if (cmd_buffer->state.need_query_wa) { cmd_buffer->state.need_query_wa = false; anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { pc.DepthCacheFlushEnable = true; pc.DepthStallEnable = true; } } switch (pool->type) { case VK_QUERY_TYPE_OCCLUSION: emit_ps_depth_count(&cmd_buffer->batch, &pool->bo, query * sizeof(struct anv_query_pool_slot)); break; case VK_QUERY_TYPE_PIPELINE_STATISTICS: default: unreachable(""); } } void genX(CmdEndQuery)( VkCommandBuffer commandBuffer, VkQueryPool queryPool, uint32_t query) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_query_pool, pool, queryPool); switch (pool->type) { case VK_QUERY_TYPE_OCCLUSION: emit_ps_depth_count(&cmd_buffer->batch, &pool->bo, query * sizeof(struct anv_query_pool_slot) + 8); emit_query_availability(&cmd_buffer->batch, &pool->bo, query * sizeof(struct anv_query_pool_slot) + 16); break; case VK_QUERY_TYPE_PIPELINE_STATISTICS: default: unreachable(""); } } #define TIMESTAMP 0x2358 void genX(CmdWriteTimestamp)( VkCommandBuffer commandBuffer, VkPipelineStageFlagBits pipelineStage, VkQueryPool queryPool, uint32_t query) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_query_pool, pool, queryPool); uint32_t offset = query * sizeof(struct anv_query_pool_slot); assert(pool->type == VK_QUERY_TYPE_TIMESTAMP); switch (pipelineStage) { case VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT: anv_batch_emit(&cmd_buffer->batch, GENX(MI_STORE_REGISTER_MEM), srm) { srm.RegisterAddress = TIMESTAMP; srm.MemoryAddress = (struct anv_address) { &pool->bo, offset }; } anv_batch_emit(&cmd_buffer->batch, GENX(MI_STORE_REGISTER_MEM), srm) { srm.RegisterAddress = TIMESTAMP + 4; srm.MemoryAddress = (struct anv_address) { &pool->bo, offset + 4 }; } break; default: /* Everything else is bottom-of-pipe */ anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { pc.DestinationAddressType = DAT_PPGTT, pc.PostSyncOperation = WriteTimestamp, pc.Address = (struct anv_address) { &pool->bo, offset }; } break; } emit_query_availability(&cmd_buffer->batch, &pool->bo, query + 16); } #if GEN_GEN > 7 || GEN_IS_HASWELL #define alu_opcode(v) __gen_uint((v), 20, 31) #define alu_operand1(v) __gen_uint((v), 10, 19) #define alu_operand2(v) __gen_uint((v), 0, 9) #define alu(opcode, operand1, operand2) \ alu_opcode(opcode) | alu_operand1(operand1) | alu_operand2(operand2) #define OPCODE_NOOP 0x000 #define OPCODE_LOAD 0x080 #define OPCODE_LOADINV 0x480 #define OPCODE_LOAD0 0x081 #define OPCODE_LOAD1 0x481 #define OPCODE_ADD 0x100 #define OPCODE_SUB 0x101 #define OPCODE_AND 0x102 #define OPCODE_OR 0x103 #define OPCODE_XOR 0x104 #define OPCODE_STORE 0x180 #define OPCODE_STOREINV 0x580 #define OPERAND_R0 0x00 #define OPERAND_R1 0x01 #define OPERAND_R2 0x02 #define OPERAND_R3 0x03 #define OPERAND_R4 0x04 #define OPERAND_SRCA 0x20 #define OPERAND_SRCB 0x21 #define OPERAND_ACCU 0x31 #define OPERAND_ZF 0x32 #define OPERAND_CF 0x33 #define CS_GPR(n) (0x2600 + (n) * 8) static void emit_load_alu_reg_u64(struct anv_batch *batch, uint32_t reg, struct anv_bo *bo, uint32_t offset) { anv_batch_emit(batch, GENX(MI_LOAD_REGISTER_MEM), lrm) { lrm.RegisterAddress = reg, lrm.MemoryAddress = (struct anv_address) { bo, offset }; } anv_batch_emit(batch, GENX(MI_LOAD_REGISTER_MEM), lrm) { lrm.RegisterAddress = reg + 4; lrm.MemoryAddress = (struct anv_address) { bo, offset + 4 }; } } static void store_query_result(struct anv_batch *batch, uint32_t reg, struct anv_bo *bo, uint32_t offset, VkQueryResultFlags flags) { anv_batch_emit(batch, GENX(MI_STORE_REGISTER_MEM), srm) { srm.RegisterAddress = reg; srm.MemoryAddress = (struct anv_address) { bo, offset }; } if (flags & VK_QUERY_RESULT_64_BIT) { anv_batch_emit(batch, GENX(MI_STORE_REGISTER_MEM), srm) { srm.RegisterAddress = reg + 4; srm.MemoryAddress = (struct anv_address) { bo, offset + 4 }; } } } void genX(CmdCopyQueryPoolResults)( VkCommandBuffer commandBuffer, VkQueryPool queryPool, uint32_t firstQuery, uint32_t queryCount, VkBuffer destBuffer, VkDeviceSize destOffset, VkDeviceSize destStride, VkQueryResultFlags flags) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_query_pool, pool, queryPool); ANV_FROM_HANDLE(anv_buffer, buffer, destBuffer); uint32_t slot_offset, dst_offset; if (flags & VK_QUERY_RESULT_WAIT_BIT) { anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { pc.CommandStreamerStallEnable = true; pc.StallAtPixelScoreboard = true; } } dst_offset = buffer->offset + destOffset; for (uint32_t i = 0; i < queryCount; i++) { slot_offset = (firstQuery + i) * sizeof(struct anv_query_pool_slot); switch (pool->type) { case VK_QUERY_TYPE_OCCLUSION: emit_load_alu_reg_u64(&cmd_buffer->batch, CS_GPR(0), &pool->bo, slot_offset); emit_load_alu_reg_u64(&cmd_buffer->batch, CS_GPR(1), &pool->bo, slot_offset + 8); /* FIXME: We need to clamp the result for 32 bit. */ uint32_t *dw = anv_batch_emitn(&cmd_buffer->batch, 5, GENX(MI_MATH)); dw[1] = alu(OPCODE_LOAD, OPERAND_SRCA, OPERAND_R1); dw[2] = alu(OPCODE_LOAD, OPERAND_SRCB, OPERAND_R0); dw[3] = alu(OPCODE_SUB, 0, 0); dw[4] = alu(OPCODE_STORE, OPERAND_R2, OPERAND_ACCU); break; case VK_QUERY_TYPE_TIMESTAMP: emit_load_alu_reg_u64(&cmd_buffer->batch, CS_GPR(2), &pool->bo, slot_offset); break; default: unreachable("unhandled query type"); } store_query_result(&cmd_buffer->batch, CS_GPR(2), buffer->bo, dst_offset, flags); if (flags & VK_QUERY_RESULT_WITH_AVAILABILITY_BIT) { emit_load_alu_reg_u64(&cmd_buffer->batch, CS_GPR(0), &pool->bo, slot_offset + 16); if (flags & VK_QUERY_RESULT_64_BIT) store_query_result(&cmd_buffer->batch, CS_GPR(0), buffer->bo, dst_offset + 8, flags); else store_query_result(&cmd_buffer->batch, CS_GPR(0), buffer->bo, dst_offset + 4, flags); } dst_offset += destStride; } } #else void genX(CmdCopyQueryPoolResults)( VkCommandBuffer commandBuffer, VkQueryPool queryPool, uint32_t firstQuery, uint32_t queryCount, VkBuffer destBuffer, VkDeviceSize destOffset, VkDeviceSize destStride, VkQueryResultFlags flags) { anv_finishme("Queries not yet supported on Ivy Bridge"); } #endif