Mesa (master): radeonsi: allow instance_count == 0 on chips that handle it correctly

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Module: Mesa
Branch: master
Commit: bc0508ad38d336d53a6cfbd39e266f76fb4e3ebb
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=bc0508ad38d336d53a6cfbd39e266f76fb4e3ebb

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Mon Jan 11 06:35:43 2021 -0500

radeonsi: allow instance_count == 0 on chips that handle it correctly

Let's remove this overhead.

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer at amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8600>

---

 src/gallium/drivers/radeonsi/si_state_draw.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/radeonsi/si_state_draw.cpp b/src/gallium/drivers/radeonsi/si_state_draw.cpp
index 977a3028288..e2beac6f7fa 100644
--- a/src/gallium/drivers/radeonsi/si_state_draw.cpp
+++ b/src/gallium/drivers/radeonsi/si_state_draw.cpp
@@ -1631,7 +1631,7 @@ static void si_draw_vbo(struct pipe_context *ctx,
     * no workaround for indirect draws, but we can at least skip
     * direct draws.
     */
-   if (unlikely(!indirect && !instance_count))
+   if (GFX_VERSION <= GFX7 && unlikely(!indirect && !instance_count))
       return;
 
    struct si_shader_selector *vs = sctx->vs_shader.cso;