radeonsi: fix gl_PrimitiveIDIn in geometry shader when using tessellation

This builds on commit 0549ea15ec38 ("radeonsi: fix primitive ID in
fragment shader when using tessellation").

Fixes piglit
arb_tessellation_shader/execution/gs-primitiveid-instanced.shader_test

Cc: 17.1 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>

diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c
index 5da6014..f761073 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -2133,6 +2133,8 @@ static void si_update_tcs_tes_uses_prim_id(struct si_context *sctx)
                 sctx->tes_shader.cso->info.uses_primid) ||
                (sctx->tcs_shader.cso &&
                 sctx->tcs_shader.cso->info.uses_primid) ||
+               (sctx->gs_shader.cso &&
+                sctx->gs_shader.cso->info.uses_primid) ||
                (sctx->ps_shader.cso && !sctx->gs_shader.cso &&
                 sctx->ps_shader.cso->info.uses_primid);
 }