From 3f0d69af20e881846742d6f25454a17bf332a241 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Thu, 30 Mar 2017 08:10:06 +0100 Subject: [PATCH] radv: add ia_multi_vgt_param tessellation support. This just ports the relevant radeonsi pieces. Reviewed-by: Bas Nieuwenhuizen Signed-off-by: Dave Airlie --- src/amd/vulkan/si_cmd_buffer.c | 32 ++++++++++++++++++++++++++++++-- 1 file changed, 30 insertions(+), 2 deletions(-) diff --git a/src/amd/vulkan/si_cmd_buffer.c b/src/amd/vulkan/si_cmd_buffer.c index 93f6b7a949d..e847dcff035 100644 --- a/src/amd/vulkan/si_cmd_buffer.c +++ b/src/amd/vulkan/si_cmd_buffer.c @@ -668,13 +668,41 @@ si_get_ia_multi_vgt_param(struct radv_cmd_buffer *cmd_buffer, uint32_t num_prims = radv_prims_for_vertices(&cmd_buffer->state.pipeline->graphics.prim_vertex_count, draw_vertex_count); bool multi_instances_smaller_than_primgroup; - if (radv_pipeline_has_gs(cmd_buffer->state.pipeline)) + if (radv_pipeline_has_tess(cmd_buffer->state.pipeline)) + primgroup_size = cmd_buffer->state.pipeline->graphics.tess.num_patches; + else if (radv_pipeline_has_gs(cmd_buffer->state.pipeline)) primgroup_size = 64; /* recommended with a GS */ multi_instances_smaller_than_primgroup = indirect_draw || (instanced_draw && num_prims < primgroup_size); - /* TODO TES */ + if (radv_pipeline_has_tess(cmd_buffer->state.pipeline)) { + /* SWITCH_ON_EOI must be set if PrimID is used. */ + if (cmd_buffer->state.pipeline->shaders[MESA_SHADER_TESS_CTRL]->info.tcs.uses_prim_id || + cmd_buffer->state.pipeline->shaders[MESA_SHADER_TESS_EVAL]->info.tes.uses_prim_id) + ia_switch_on_eoi = true; + + /* Bug with tessellation and GS on Bonaire and older 2 SE chips. */ + if ((family == CHIP_TAHITI || + family == CHIP_PITCAIRN || + family == CHIP_BONAIRE) && + radv_pipeline_has_gs(cmd_buffer->state.pipeline)) + partial_vs_wave = true; + + /* Needed for 028B6C_DISTRIBUTION_MODE != 0 */ + if (cmd_buffer->device->has_distributed_tess) { + if (radv_pipeline_has_gs(cmd_buffer->state.pipeline)) { + partial_es_wave = true; + if (family == CHIP_TONGA || + family == CHIP_FIJI || + family == CHIP_POLARIS10 || + family == CHIP_POLARIS11) + partial_vs_wave = true; + } else { + partial_vs_wave = true; + } + } + } /* TODO linestipple */ if (chip_class >= CIK) { -- 2.30.2