Only on CIK and later. We should only update VGT_INDEX_TYPE but
it seems easier to re-emit all the index buffer packets.
Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
---
src/amd/vulkan/radv_cmd_buffer.c | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index b3f0ad0da7..13489b9faf 100644
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -1770,8 +1770,17 @@ radv_cmd_buffer_flush_state(struct radv_cmd_buffer
*cmd_buffer,
if (cmd_buffer->state.dirty & RADV_CMD_DIRTY_FRAMEBUFFER)
radv_emit_framebuffer_state(cmd_buffer);
- if (cmd_buffer->state.dirty & RADV_CMD_DIRTY_INDEX_BUFFER)
- radv_emit_index_buffer(cmd_buffer);
+ if (indexed_draw) {
+ if (cmd_buffer->state.dirty & RADV_CMD_DIRTY_INDEX_BUFFER)
+ radv_emit_index_buffer(cmd_buffer);
+ } else {
+ /* On CI and later, non-indexed draws overwrite VGT_INDEX_TYPE,
+ * so the state must be re-emitted before the next indexed
+ * draw.
+ */
+ if (cmd_buffer->device->physical_device->rad_info.chip_class >=
CIK)
+ cmd_buffer->state.dirty |= RADV_CMD_DIRTY_INDEX_BUFFER;
+ }
ia_multi_vgt_param = si_get_ia_multi_vgt_param(cmd_buffer,
instanced_draw, indirect_draw, draw_vertex_count);
if (cmd_buffer->state.last_ia_multi_vgt_param != ia_multi_vgt_param) {
--
2.14.2
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/mesa-dev
