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anv: update task/mesh distribution with the recommended values

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Fixes: ef04caea9b ("anv: Implement Mesh Shading pipeline")

Acked-by: Caio Oliveira <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16493>
(cherry picked from commit f083df8710)
This commit is contained in:
Marcin Ślusarz 2022-04-21 17:26:52 +02:00 • committed by Dylan Baker
parent aa9b7d349c
commit d7ef4f99da
2 changed files with 6 additions and 6 deletions
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2
.pick_status.json
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@ -211,7 +211,7 @@
"description": "anv: update task/mesh distribution with the recommended values",
"nominated": true,
"nomination_type": 1,
"resolution": 0,
"resolution": 1,
"main_sha": null,
"because_sha": "ef04caea9b8b98187340fd0ec6550aed06424b60"
},

10
src/intel/vulkan/genX_pipeline.c
View file

@ -2579,10 +2579,10 @@ emit_task_state(struct anv_graphics_pipeline *pipeline)
/* Recommended values from "Task and Mesh Distribution Programming". */
anv_batch_emit(&pipeline->base.batch, GENX(3DSTATE_TASK_REDISTRIB), redistrib) {
redistrib.LocalBOTAccumulatorThreshold = MULTIPLIER_1;
redistrib.SmallTaskThreshold = MULTIPLIER_2;
redistrib.TargetMeshBatchSize = MULTIPLIER_4;
redistrib.SmallTaskThreshold = 1; /* 2^N */
redistrib.TargetMeshBatchSize = devinfo->num_slices > 2 ? 3 : 5; /* 2^N */
redistrib.TaskRedistributionLevel = TASKREDISTRIB_BOM;
redistrib.TaskRedistributionMode = TASKREDISTRIB_RR_FREE;
redistrib.TaskRedistributionMode = TASKREDISTRIB_RR_STRICT;
}
}
@ -2653,8 +2653,8 @@ emit_mesh_state(struct anv_graphics_pipeline *pipeline)
/* Recommended values from "Task and Mesh Distribution Programming". */
anv_batch_emit(&pipeline->base.batch, GENX(3DSTATE_MESH_DISTRIB), distrib) {
distrib.DistributionMode = MESH_RR_FREE;
distrib.TaskDistributionBatchSize = 2; /* 2^2 thread groups */
distrib.MeshDistributionBatchSize = 3; /* 2^3 thread groups */
distrib.TaskDistributionBatchSize = devinfo->num_slices > 2 ? 8 : 9; /* 2^N thread groups */
distrib.MeshDistributionBatchSize = devinfo->num_slices > 2 ? 5 : 3; /* 2^N thread groups */
}
}
#endif