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c2f2c8e407
This solves a race condition where we can end up having different stages stomp on each other because they're all trying to scratch in the same BO but they have different views of its layout. Signed-off-by: Jason Ekstrand <jason@jlekstrand.net> Cc: "12.0" <mesa-stable@lists.freedesktop.org>
128 lines
4.9 KiB
C
128 lines
4.9 KiB
C
/*
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* Copyright © 2015 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include "anv_private.h"
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#include "genxml/gen_macros.h"
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#include "genxml/genX_pack.h"
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VkResult
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genX(compute_pipeline_create)(
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VkDevice _device,
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struct anv_pipeline_cache * cache,
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const VkComputePipelineCreateInfo* pCreateInfo,
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const VkAllocationCallbacks* pAllocator,
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VkPipeline* pPipeline)
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{
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ANV_FROM_HANDLE(anv_device, device, _device);
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struct anv_pipeline *pipeline;
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VkResult result;
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assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_COMPUTE_PIPELINE_CREATE_INFO);
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pipeline = anv_alloc2(&device->alloc, pAllocator, sizeof(*pipeline), 8,
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VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
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if (pipeline == NULL)
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return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
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pipeline->device = device;
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pipeline->layout = anv_pipeline_layout_from_handle(pCreateInfo->layout);
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pipeline->blend_state.map = NULL;
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result = anv_reloc_list_init(&pipeline->batch_relocs,
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pAllocator ? pAllocator : &device->alloc);
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if (result != VK_SUCCESS) {
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anv_free2(&device->alloc, pAllocator, pipeline);
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return result;
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}
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pipeline->batch.next = pipeline->batch.start = pipeline->batch_data;
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pipeline->batch.end = pipeline->batch.start + sizeof(pipeline->batch_data);
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pipeline->batch.relocs = &pipeline->batch_relocs;
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/* When we free the pipeline, we detect stages based on the NULL status
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* of various prog_data pointers. Make them NULL by default.
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*/
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memset(pipeline->prog_data, 0, sizeof(pipeline->prog_data));
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memset(pipeline->bindings, 0, sizeof(pipeline->bindings));
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pipeline->vs_simd8 = NO_KERNEL;
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pipeline->vs_vec4 = NO_KERNEL;
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pipeline->gs_kernel = NO_KERNEL;
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pipeline->active_stages = 0;
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pipeline->needs_data_cache = false;
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assert(pCreateInfo->stage.stage == VK_SHADER_STAGE_COMPUTE_BIT);
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ANV_FROM_HANDLE(anv_shader_module, module, pCreateInfo->stage.module);
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anv_pipeline_compile_cs(pipeline, cache, pCreateInfo, module,
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pCreateInfo->stage.pName,
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pCreateInfo->stage.pSpecializationInfo);
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pipeline->use_repclear = false;
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anv_setup_pipeline_l3_config(pipeline);
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const struct brw_cs_prog_data *cs_prog_data = get_cs_prog_data(pipeline);
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uint32_t group_size = cs_prog_data->local_size[0] *
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cs_prog_data->local_size[1] * cs_prog_data->local_size[2];
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uint32_t remainder = group_size & (cs_prog_data->simd_size - 1);
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if (remainder > 0)
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pipeline->cs_right_mask = ~0u >> (32 - remainder);
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else
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pipeline->cs_right_mask = ~0u >> (32 - cs_prog_data->simd_size);
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const uint32_t vfe_curbe_allocation =
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ALIGN(cs_prog_data->push.per_thread.regs * cs_prog_data->threads +
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cs_prog_data->push.cross_thread.regs, 2);
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anv_batch_emit(&pipeline->batch, GENX(MEDIA_VFE_STATE), vfe) {
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vfe.ScratchSpaceBasePointer = (struct anv_address) {
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.bo = anv_scratch_pool_alloc(device, &device->scratch_pool,
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MESA_SHADER_COMPUTE,
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cs_prog_data->base.total_scratch),
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.offset = 0,
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};
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vfe.PerThreadScratchSpace = ffs(cs_prog_data->base.total_scratch / 2048);
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#if GEN_GEN > 7
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vfe.StackSize = 0;
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#else
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vfe.GPGPUMode = true;
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#endif
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vfe.MaximumNumberofThreads = device->info.max_cs_threads - 1;
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vfe.NumberofURBEntries = GEN_GEN <= 7 ? 0 : 2;
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vfe.ResetGatewayTimer = true;
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#if GEN_GEN <= 8
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vfe.BypassGatewayControl = true;
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#endif
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vfe.URBEntryAllocationSize = GEN_GEN <= 7 ? 0 : 2;
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vfe.CURBEAllocationSize = vfe_curbe_allocation;
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}
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*pPipeline = anv_pipeline_to_handle(pipeline);
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return VK_SUCCESS;
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}
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