From d86b14ecbb71bdbd4512c877c5acb34befd05f2c Mon Sep 17 00:00:00 2001 From: Samuel Pitoiset Date: Wed, 17 Jul 2019 10:58:17 +0200 Subject: radv: fix VGT_GS_MODE if VS uses the primitive ID Found by inspection. Cc: Signed-off-by: Samuel Pitoiset Reviewed-by: Bas Nieuwenhuizen (cherry picked from commit 63d670e350e5249ed91b4bebc59bd7920629eb6c) [Juan A. Suarez: resolve trivial conflicts] Signed-off-by: Juan A. Suarez Romero Conflicts: src/amd/vulkan/radv_pipeline.c --- src/amd/vulkan/radv_pipeline.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c index f80948b53bc..29840e56e23 100644 --- a/src/amd/vulkan/radv_pipeline.c +++ b/src/amd/vulkan/radv_pipeline.c @@ -2930,8 +2930,11 @@ radv_pipeline_generate_vgt_gs_mode(struct radeon_cmdbuf *ctx_cs, struct radv_pipeline *pipeline) { const struct radv_vs_output_info *outinfo = get_vs_output_info(pipeline); - uint32_t vgt_primitiveid_en = false; + const struct radv_shader_variant *vs = + pipeline->shaders[MESA_SHADER_TESS_EVAL] ? + pipeline->shaders[MESA_SHADER_TESS_EVAL] : + pipeline->shaders[MESA_SHADER_VERTEX]; uint32_t vgt_gs_mode = 0; if (radv_pipeline_has_gs(pipeline)) { @@ -2940,7 +2943,7 @@ radv_pipeline_generate_vgt_gs_mode(struct radeon_cmdbuf *ctx_cs, vgt_gs_mode = ac_vgt_gs_mode(gs->info.gs.vertices_out, pipeline->device->physical_device->rad_info.chip_class); - } else if (outinfo->export_prim_id) { + } else if (outinfo->export_prim_id || vs->info.info.uses_prim_id) { vgt_gs_mode = S_028A40_MODE(V_028A40_GS_SCENARIO_A); vgt_primitiveid_en = true; } -- cgit v1.2.3