/* * 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 #include #include #include "anv_private.h" void gen7_cmd_buffer_emit_state_base_address(struct anv_cmd_buffer *cmd_buffer) { struct anv_device *device = cmd_buffer->device; struct anv_bo *scratch_bo = NULL; cmd_buffer->state.scratch_size = anv_block_pool_size(&device->scratch_block_pool); if (cmd_buffer->state.scratch_size > 0) scratch_bo = &device->scratch_block_pool.bo; anv_batch_emit(&cmd_buffer->batch, GEN7_STATE_BASE_ADDRESS, .GeneralStateBaseAddress = { scratch_bo, 0 }, .GeneralStateMemoryObjectControlState = GEN7_MOCS, .GeneralStateBaseAddressModifyEnable = true, .GeneralStateAccessUpperBound = { scratch_bo, scratch_bo->size }, .GeneralStateAccessUpperBoundModifyEnable = true, .SurfaceStateBaseAddress = anv_cmd_buffer_surface_base_address(cmd_buffer), .SurfaceStateMemoryObjectControlState = GEN7_MOCS, .SurfaceStateBaseAddressModifyEnable = true, .DynamicStateBaseAddress = { &device->dynamic_state_block_pool.bo, 0 }, .DynamicStateMemoryObjectControlState = GEN7_MOCS, .DynamicStateBaseAddressModifyEnable = true, .DynamicStateAccessUpperBound = { &device->dynamic_state_block_pool.bo, device->dynamic_state_block_pool.bo.size }, .DynamicStateAccessUpperBoundModifyEnable = true, .IndirectObjectBaseAddress = { NULL, 0 }, .IndirectObjectMemoryObjectControlState = GEN7_MOCS, .IndirectObjectBaseAddressModifyEnable = true, .IndirectObjectAccessUpperBound = { NULL, 0xffffffff }, .IndirectObjectAccessUpperBoundModifyEnable = true, .InstructionBaseAddress = { &device->instruction_block_pool.bo, 0 }, .InstructionMemoryObjectControlState = GEN7_MOCS, .InstructionBaseAddressModifyEnable = true, .InstructionAccessUpperBound = { &device->instruction_block_pool.bo, device->instruction_block_pool.bo.size }, .InstructionAccessUpperBoundModifyEnable = true); /* 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, GEN7_PIPE_CONTROL, .TextureCacheInvalidationEnable = true); } static const uint32_t vk_to_gen_index_type[] = { [VK_INDEX_TYPE_UINT16] = INDEX_WORD, [VK_INDEX_TYPE_UINT32] = INDEX_DWORD, }; void gen7_CmdBindIndexBuffer( VkCmdBuffer cmdBuffer, VkBuffer _buffer, VkDeviceSize offset, VkIndexType indexType) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, cmdBuffer); ANV_FROM_HANDLE(anv_buffer, buffer, _buffer); cmd_buffer->state.dirty |= ANV_CMD_BUFFER_INDEX_BUFFER_DIRTY; cmd_buffer->state.gen7.index_buffer = buffer; cmd_buffer->state.gen7.index_type = vk_to_gen_index_type[indexType]; cmd_buffer->state.gen7.index_offset = offset; } static VkResult gen7_flush_compute_descriptor_set(struct anv_cmd_buffer *cmd_buffer) { struct anv_device *device = cmd_buffer->device; struct anv_pipeline *pipeline = cmd_buffer->state.compute_pipeline; struct anv_state surfaces = { 0, }, samplers = { 0, }; VkResult result; result = anv_cmd_buffer_emit_samplers(cmd_buffer, VK_SHADER_STAGE_COMPUTE, &samplers); if (result != VK_SUCCESS) return result; result = anv_cmd_buffer_emit_binding_table(cmd_buffer, VK_SHADER_STAGE_COMPUTE, &surfaces); if (result != VK_SUCCESS) return result; struct GEN7_INTERFACE_DESCRIPTOR_DATA desc = { .KernelStartPointer = pipeline->cs_simd, .BindingTablePointer = surfaces.offset, .SamplerStatePointer = samplers.offset, .NumberofThreadsinGPGPUThreadGroup = 0 /* FIXME: Really? */ }; uint32_t size = GEN7_INTERFACE_DESCRIPTOR_DATA_length * sizeof(uint32_t); struct anv_state state = anv_state_pool_alloc(&device->dynamic_state_pool, size, 64); GEN7_INTERFACE_DESCRIPTOR_DATA_pack(NULL, state.map, &desc); anv_batch_emit(&cmd_buffer->batch, GEN7_MEDIA_INTERFACE_DESCRIPTOR_LOAD, .InterfaceDescriptorTotalLength = size, .InterfaceDescriptorDataStartAddress = state.offset); return VK_SUCCESS; } static void gen7_cmd_buffer_flush_compute_state(struct anv_cmd_buffer *cmd_buffer) { struct anv_pipeline *pipeline = cmd_buffer->state.compute_pipeline; VkResult result; assert(pipeline->active_stages == VK_SHADER_STAGE_COMPUTE_BIT); if (cmd_buffer->state.current_pipeline != GPGPU) { anv_batch_emit(&cmd_buffer->batch, GEN7_PIPELINE_SELECT, .PipelineSelection = GPGPU); cmd_buffer->state.current_pipeline = GPGPU; } if (cmd_buffer->state.compute_dirty & ANV_CMD_BUFFER_PIPELINE_DIRTY) anv_batch_emit_batch(&cmd_buffer->batch, &pipeline->batch); if ((cmd_buffer->state.descriptors_dirty & VK_SHADER_STAGE_COMPUTE_BIT) || (cmd_buffer->state.compute_dirty & ANV_CMD_BUFFER_PIPELINE_DIRTY)) { /* FIXME: figure out descriptors for gen7 */ result = gen7_flush_compute_descriptor_set(cmd_buffer); assert(result == VK_SUCCESS); cmd_buffer->state.descriptors_dirty &= ~VK_SHADER_STAGE_COMPUTE; } cmd_buffer->state.compute_dirty = 0; } static void gen7_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); if (cmd_buffer->state.current_pipeline != _3D) { anv_batch_emit(&cmd_buffer->batch, GEN7_PIPELINE_SELECT, .PipelineSelection = _3D); cmd_buffer->state.current_pipeline = _3D; } 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, GEN7_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 GEN7_VERTEX_BUFFER_STATE state = { .VertexBufferIndex = vb, .BufferAccessType = pipeline->instancing_enable[vb] ? INSTANCEDATA : VERTEXDATA, .VertexBufferMemoryObjectControlState = GEN7_MOCS, .AddressModifyEnable = true, .BufferPitch = pipeline->binding_stride[vb], .BufferStartingAddress = { buffer->bo, buffer->offset + offset }, .EndAddress = { buffer->bo, buffer->offset + buffer->size - 1}, .InstanceDataStepRate = 1 }; GEN7_VERTEX_BUFFER_STATE_pack(&cmd_buffer->batch, &p[1 + i * 4], &state); i++; } } if (cmd_buffer->state.dirty & ANV_CMD_BUFFER_PIPELINE_DIRTY) { /* If somebody compiled a pipeline after starting a command buffer the * scratch bo may have grown since we started this cmd buffer (and * emitted STATE_BASE_ADDRESS). If we're binding that pipeline now, * reemit STATE_BASE_ADDRESS so that we use the bigger scratch bo. */ if (cmd_buffer->state.scratch_size < pipeline->total_scratch) gen7_cmd_buffer_emit_state_base_address(cmd_buffer); anv_batch_emit_batch(&cmd_buffer->batch, &pipeline->batch); } if (cmd_buffer->state.descriptors_dirty) anv_flush_descriptor_sets(cmd_buffer); if (cmd_buffer->state.dirty & ANV_CMD_BUFFER_VP_DIRTY) { struct anv_dynamic_vp_state *vp_state = cmd_buffer->state.vp_state; anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_SCISSOR_STATE_POINTERS, .ScissorRectPointer = vp_state->scissor.offset); anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_VIEWPORT_STATE_POINTERS_CC, .CCViewportPointer = vp_state->cc_vp.offset); anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP, .SFClipViewportPointer = vp_state->sf_clip_vp.offset); } if (cmd_buffer->state.dirty & (ANV_CMD_BUFFER_PIPELINE_DIRTY | ANV_CMD_BUFFER_RS_DIRTY)) { anv_batch_emit_merge(&cmd_buffer->batch, cmd_buffer->state.rs_state->gen7.sf, pipeline->gen7.sf); } if (cmd_buffer->state.dirty & (ANV_CMD_BUFFER_PIPELINE_DIRTY | ANV_CMD_BUFFER_DS_DIRTY)) { struct anv_state state; if (cmd_buffer->state.ds_state == NULL) state = anv_cmd_buffer_emit_dynamic(cmd_buffer, pipeline->gen7.depth_stencil_state, GEN7_COLOR_CALC_STATE_length, 64); else state = anv_cmd_buffer_merge_dynamic(cmd_buffer, cmd_buffer->state.ds_state->gen7.depth_stencil_state, pipeline->gen7.depth_stencil_state, GEN7_DEPTH_STENCIL_STATE_length, 64); anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_DEPTH_STENCIL_STATE_POINTERS, .PointertoDEPTH_STENCIL_STATE = state.offset); } if (cmd_buffer->state.dirty & (ANV_CMD_BUFFER_CB_DIRTY | ANV_CMD_BUFFER_DS_DIRTY)) { struct anv_state state; if (cmd_buffer->state.ds_state == NULL) state = anv_cmd_buffer_emit_dynamic(cmd_buffer, cmd_buffer->state.cb_state->color_calc_state, GEN7_COLOR_CALC_STATE_length, 64); else if (cmd_buffer->state.cb_state == NULL) state = anv_cmd_buffer_emit_dynamic(cmd_buffer, cmd_buffer->state.ds_state->gen7.color_calc_state, GEN7_COLOR_CALC_STATE_length, 64); else state = anv_cmd_buffer_merge_dynamic(cmd_buffer, cmd_buffer->state.ds_state->gen7.color_calc_state, cmd_buffer->state.cb_state->color_calc_state, GEN7_COLOR_CALC_STATE_length, 64); anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_CC_STATE_POINTERS, .ColorCalcStatePointer = state.offset); } if (cmd_buffer->state.gen7.index_buffer && cmd_buffer->state.dirty & (ANV_CMD_BUFFER_PIPELINE_DIRTY | ANV_CMD_BUFFER_INDEX_BUFFER_DIRTY)) { struct anv_buffer *buffer = cmd_buffer->state.gen7.index_buffer; uint32_t offset = cmd_buffer->state.gen7.index_offset; anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_INDEX_BUFFER, .CutIndexEnable = pipeline->primitive_restart, .IndexFormat = cmd_buffer->state.gen7.index_type, .MemoryObjectControlState = GEN7_MOCS, .BufferStartingAddress = { buffer->bo, buffer->offset + offset }, .BufferEndingAddress = { buffer->bo, buffer->offset + buffer->size }); } cmd_buffer->state.vb_dirty &= ~vb_emit; cmd_buffer->state.dirty = 0; } void gen7_CmdDraw( VkCmdBuffer cmdBuffer, uint32_t vertexCount, uint32_t instanceCount, uint32_t firstVertex, uint32_t firstInstance) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, cmdBuffer); struct anv_pipeline *pipeline = cmd_buffer->state.pipeline; gen7_cmd_buffer_flush_state(cmd_buffer); anv_batch_emit(&cmd_buffer->batch, GEN7_3DPRIMITIVE, .VertexAccessType = SEQUENTIAL, .PrimitiveTopologyType = pipeline->topology, .VertexCountPerInstance = vertexCount, .StartVertexLocation = firstVertex, .InstanceCount = instanceCount, .StartInstanceLocation = firstInstance, .BaseVertexLocation = 0); } void gen7_CmdDrawIndexed( VkCmdBuffer cmdBuffer, uint32_t indexCount, uint32_t instanceCount, uint32_t firstIndex, int32_t vertexOffset, uint32_t firstInstance) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, cmdBuffer); struct anv_pipeline *pipeline = cmd_buffer->state.pipeline; gen7_cmd_buffer_flush_state(cmd_buffer); anv_batch_emit(&cmd_buffer->batch, GEN7_3DPRIMITIVE, .VertexAccessType = RANDOM, .PrimitiveTopologyType = pipeline->topology, .VertexCountPerInstance = indexCount, .StartVertexLocation = firstIndex, .InstanceCount = instanceCount, .StartInstanceLocation = firstInstance, .BaseVertexLocation = vertexOffset); } static void gen7_batch_lrm(struct anv_batch *batch, uint32_t reg, struct anv_bo *bo, uint32_t offset) { anv_batch_emit(batch, GEN7_MI_LOAD_REGISTER_MEM, .RegisterAddress = reg, .MemoryAddress = { bo, offset }); } static void gen7_batch_lri(struct anv_batch *batch, uint32_t reg, uint32_t imm) { anv_batch_emit(batch, GEN7_MI_LOAD_REGISTER_IMM, .RegisterOffset = reg, .DataDWord = imm); } /* 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 gen7_CmdDrawIndirect( VkCmdBuffer cmdBuffer, VkBuffer _buffer, VkDeviceSize offset, uint32_t count, uint32_t stride) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, cmdBuffer); ANV_FROM_HANDLE(anv_buffer, buffer, _buffer); struct anv_pipeline *pipeline = cmd_buffer->state.pipeline; struct anv_bo *bo = buffer->bo; uint32_t bo_offset = buffer->offset + offset; gen7_cmd_buffer_flush_state(cmd_buffer); gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_VERTEX_COUNT, bo, bo_offset); gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_INSTANCE_COUNT, bo, bo_offset + 4); gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_START_VERTEX, bo, bo_offset + 8); gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_START_INSTANCE, bo, bo_offset + 12); gen7_batch_lri(&cmd_buffer->batch, GEN7_3DPRIM_BASE_VERTEX, 0); anv_batch_emit(&cmd_buffer->batch, GEN7_3DPRIMITIVE, .IndirectParameterEnable = true, .VertexAccessType = SEQUENTIAL, .PrimitiveTopologyType = pipeline->topology); } void gen7_CmdDrawIndexedIndirect( VkCmdBuffer cmdBuffer, VkBuffer _buffer, VkDeviceSize offset, uint32_t count, uint32_t stride) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, cmdBuffer); ANV_FROM_HANDLE(anv_buffer, buffer, _buffer); struct anv_pipeline *pipeline = cmd_buffer->state.pipeline; struct anv_bo *bo = buffer->bo; uint32_t bo_offset = buffer->offset + offset; gen7_cmd_buffer_flush_state(cmd_buffer); gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_VERTEX_COUNT, bo, bo_offset); gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_INSTANCE_COUNT, bo, bo_offset + 4); gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_START_VERTEX, bo, bo_offset + 8); gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_BASE_VERTEX, bo, bo_offset + 12); gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_START_INSTANCE, bo, bo_offset + 16); anv_batch_emit(&cmd_buffer->batch, GEN7_3DPRIMITIVE, .IndirectParameterEnable = true, .VertexAccessType = RANDOM, .PrimitiveTopologyType = pipeline->topology); } void gen7_CmdDispatch( VkCmdBuffer cmdBuffer, uint32_t x, uint32_t y, uint32_t z) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, cmdBuffer); struct anv_pipeline *pipeline = cmd_buffer->state.compute_pipeline; struct brw_cs_prog_data *prog_data = &pipeline->cs_prog_data; gen7_cmd_buffer_flush_compute_state(cmd_buffer); anv_batch_emit(&cmd_buffer->batch, GEN7_GPGPU_WALKER, .SIMDSize = prog_data->simd_size / 16, .ThreadDepthCounterMaximum = 0, .ThreadHeightCounterMaximum = 0, .ThreadWidthCounterMaximum = pipeline->cs_thread_width_max, .ThreadGroupIDXDimension = x, .ThreadGroupIDYDimension = y, .ThreadGroupIDZDimension = z, .RightExecutionMask = pipeline->cs_right_mask, .BottomExecutionMask = 0xffffffff); anv_batch_emit(&cmd_buffer->batch, GEN7_MEDIA_STATE_FLUSH); } #define GPGPU_DISPATCHDIMX 0x2500 #define GPGPU_DISPATCHDIMY 0x2504 #define GPGPU_DISPATCHDIMZ 0x2508 void gen7_CmdDispatchIndirect( VkCmdBuffer cmdBuffer, VkBuffer _buffer, VkDeviceSize offset) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, cmdBuffer); ANV_FROM_HANDLE(anv_buffer, buffer, _buffer); struct anv_pipeline *pipeline = cmd_buffer->state.compute_pipeline; struct brw_cs_prog_data *prog_data = &pipeline->cs_prog_data; struct anv_bo *bo = buffer->bo; uint32_t bo_offset = buffer->offset + offset; gen7_cmd_buffer_flush_compute_state(cmd_buffer); gen7_batch_lrm(&cmd_buffer->batch, GPGPU_DISPATCHDIMX, bo, bo_offset); gen7_batch_lrm(&cmd_buffer->batch, GPGPU_DISPATCHDIMY, bo, bo_offset + 4); gen7_batch_lrm(&cmd_buffer->batch, GPGPU_DISPATCHDIMZ, bo, bo_offset + 8); anv_batch_emit(&cmd_buffer->batch, GEN7_GPGPU_WALKER, .IndirectParameterEnable = true, .SIMDSize = prog_data->simd_size / 16, .ThreadDepthCounterMaximum = 0, .ThreadHeightCounterMaximum = 0, .ThreadWidthCounterMaximum = pipeline->cs_thread_width_max, .RightExecutionMask = pipeline->cs_right_mask, .BottomExecutionMask = 0xffffffff); anv_batch_emit(&cmd_buffer->batch, GEN7_MEDIA_STATE_FLUSH); } void gen7_CmdPipelineBarrier( VkCmdBuffer cmdBuffer, VkPipelineStageFlags srcStageMask, VkPipelineStageFlags destStageMask, VkBool32 byRegion, uint32_t memBarrierCount, const void* const* ppMemBarriers) { stub(); } static void gen7_cmd_buffer_emit_depth_stencil(struct anv_cmd_buffer *cmd_buffer) { const struct anv_framebuffer *fb = cmd_buffer->state.framebuffer; const struct anv_attachment_view *aview = anv_cmd_buffer_get_depth_stencil_view(cmd_buffer); const struct anv_image_view *iview = aview ? &aview->image_view : NULL; const struct anv_image *image = iview ? iview->image : NULL; const bool has_depth = iview && iview->format->depth_format; const bool has_stencil = iview && iview->format->has_stencil; /* Emit 3DSTATE_DEPTH_BUFFER */ if (has_depth) { anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_DEPTH_BUFFER, .SurfaceType = SURFTYPE_2D, .DepthWriteEnable = iview->format->depth_format, .StencilWriteEnable = has_stencil, .HierarchicalDepthBufferEnable = false, .SurfaceFormat = iview->format->depth_format, .SurfacePitch = image->depth_surface.stride - 1, .SurfaceBaseAddress = { .bo = image->bo, .offset = image->depth_surface.offset, }, .Height = fb->height - 1, .Width = fb->width - 1, .LOD = 0, .Depth = 1 - 1, .MinimumArrayElement = 0, .DepthBufferObjectControlState = GEN7_MOCS, .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. */ anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_DEPTH_BUFFER, .SurfaceType = SURFTYPE_2D, .SurfaceFormat = D16_UNORM, .Width = fb->width - 1, .Height = fb->height - 1, .StencilWriteEnable = has_stencil); } /* Emit 3DSTATE_STENCIL_BUFFER */ if (has_stencil) { anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_STENCIL_BUFFER, .StencilBufferObjectControlState = GEN7_MOCS, /* Stencil buffers have strange pitch. The PRM says: * * The pitch must be set to 2x the value computed based on width, * as the stencil buffer is stored with two rows interleaved. */ .SurfacePitch = 2 * image->stencil_surface.stride - 1, .SurfaceBaseAddress = { .bo = image->bo, .offset = image->offset + image->stencil_surface.offset, }); } else { anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_STENCIL_BUFFER); } /* Disable hierarchial depth buffers. */ anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_HIER_DEPTH_BUFFER); /* Clear the clear params. */ anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_CLEAR_PARAMS); } void gen7_cmd_buffer_begin_subpass(struct anv_cmd_buffer *cmd_buffer, struct anv_subpass *subpass) { cmd_buffer->state.subpass = subpass; cmd_buffer->state.descriptors_dirty |= VK_SHADER_STAGE_FRAGMENT_BIT; gen7_cmd_buffer_emit_depth_stencil(cmd_buffer); } static void begin_render_pass(struct anv_cmd_buffer *cmd_buffer, const VkRenderPassBeginInfo* pRenderPassBegin) { 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; const VkRect2D *render_area = &pRenderPassBegin->renderArea; anv_batch_emit(&cmd_buffer->batch, GEN7_3DSTATE_DRAWING_RECTANGLE, .ClippedDrawingRectangleYMin = render_area->offset.y, .ClippedDrawingRectangleXMin = render_area->offset.x, .ClippedDrawingRectangleYMax = render_area->offset.y + render_area->extent.height - 1, .ClippedDrawingRectangleXMax = render_area->offset.x + render_area->extent.width - 1, .DrawingRectangleOriginY = 0, .DrawingRectangleOriginX = 0); anv_cmd_buffer_clear_attachments(cmd_buffer, pass, pRenderPassBegin->pClearValues); } void gen7_CmdBeginRenderPass( VkCmdBuffer cmdBuffer, const VkRenderPassBeginInfo* pRenderPassBegin, VkRenderPassContents contents) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, cmdBuffer); ANV_FROM_HANDLE(anv_render_pass, pass, pRenderPassBegin->renderPass); begin_render_pass(cmd_buffer, pRenderPassBegin); gen7_cmd_buffer_begin_subpass(cmd_buffer, pass->subpasses); } void gen7_CmdNextSubpass( VkCmdBuffer cmdBuffer, VkRenderPassContents contents) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, cmdBuffer); assert(cmd_buffer->level == VK_CMD_BUFFER_LEVEL_PRIMARY); gen7_cmd_buffer_begin_subpass(cmd_buffer, cmd_buffer->state.subpass + 1); } void gen7_CmdEndRenderPass( VkCmdBuffer cmdBuffer) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, cmdBuffer); /* Emit a flushing pipe control at the end of a pass. This is kind of a * hack but it ensures that render targets always actually get written. * Eventually, we should do flushing based on image format transitions * or something of that nature. */ anv_batch_emit(&cmd_buffer->batch, GEN7_PIPE_CONTROL, .PostSyncOperation = NoWrite, .RenderTargetCacheFlushEnable = true, .InstructionCacheInvalidateEnable = true, .DepthCacheFlushEnable = true, .VFCacheInvalidationEnable = true, .TextureCacheInvalidationEnable = true, .CommandStreamerStallEnable = true); }