[Mesa-dev] [PATCH v2 07/25] radeonsi: update all GSVS ring descriptors for new buffer allocations

[Nicolai Hähnle]

From: Nicolai Hähnle <nicolai.haehnle at amd.com>

Fixes GL45-CTS.gtf40.GL3Tests.transform_feedback3.transform_feedback3_geometry_instanced.

Cc: mesa-stable at lists.freedesktop.org
Reviewed-by: Edward O'Callaghan <funfunctor at folklore1984.net>
---
 src/gallium/drivers/radeonsi/si_state_shaders.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c
index 0afc3b4..ea71569 100644
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -2031,24 +2031,29 @@ static bool si_update_gs_ring_buffers(struct si_context *sctx)
 
 	/* Set ring bindings. */
 	if (sctx->esgs_ring) {
 		si_set_ring_buffer(&sctx->b.b, SI_ES_RING_ESGS,
 				   sctx->esgs_ring, 0, sctx->esgs_ring->width0,
 				   true, true, 4, 64, 0);
 		si_set_ring_buffer(&sctx->b.b, SI_GS_RING_ESGS,
 				   sctx->esgs_ring, 0, sctx->esgs_ring->width0,
 				   false, false, 0, 0, 0);
 	}
-	if (sctx->gsvs_ring)
+	if (sctx->gsvs_ring) {
 		si_set_ring_buffer(&sctx->b.b, SI_VS_RING_GSVS,
 				   sctx->gsvs_ring, 0, sctx->gsvs_ring->width0,
 				   false, false, 0, 0, 0);
+
+		/* Also update SI_GS_RING_GSVSi descriptors. */
+		sctx->last_gsvs_itemsize = 0;
+	}
+
 	return true;
 }
 
 static void si_update_gsvs_ring_bindings(struct si_context *sctx)
 {
 	unsigned gsvs_itemsize = sctx->gs_shader.cso->max_gsvs_emit_size;
 	uint64_t offset;
 
 	if (!sctx->gsvs_ring || gsvs_itemsize == sctx->last_gsvs_itemsize)
 		return;
-- 
2.7.4