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radeonsi: add a gfx10 hw bug workaround with the barrier before gs_alloc_req 

Fixes: 8845a23698 - amd: add NAVI10 PCI IDs

Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10813>
This commit is contained in:
Marek Olšák 2021-05-12 23:21:36 -04:00 committed by Marge Bot
parent 712f74f590
commit 64b75cc12e
1 changed files with 4 additions and 0 deletions
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4
src/gallium/drivers/radeonsi/si_shader_llvm.c
View File

@ -944,6 +944,10 @@ bool si_llvm_translate_nir(struct si_shader_context *ctx, struct si_shader *shad
*/
if ((ctx->stage == MESA_SHADER_VERTEX || ctx->stage == MESA_SHADER_TESS_EVAL) &&
shader->key.as_ngg && !shader->key.as_es && !shader->key.opt.ngg_culling) {
/* GFX10 requires a barrier before gs_alloc_req due to a hw bug. */
if (ctx->screen->info.chip_class == GFX10)
ac_build_s_barrier(&ctx->ac);
gfx10_ngg_build_sendmsg_gs_alloc_req(ctx);
/* Build the primitive export at the beginning