radv: fix events on compute queues.

The event emission wasn't sending the correct packet for gfx8 compute
queues, which explains why it works on vega fine.

This fixes the mpv vulkan hang.

Fixes: ad61eac250 (radv: factor out eop event writing code. (v2))
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index 6a89d4e568d96219b844faadc6eee16c57be682d..42468bceed2e4a2fb44a311e5dbe1427df234612 100644 (file)
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -4002,7 +4002,7 @@ static void write_event(struct radv_cmd_buffer *cmd_buffer,
        si_cs_emit_write_event_eop(cs,
                                   cmd_buffer->state.predicating,
                                   cmd_buffer->device->physical_device->rad_info.chip_class,
-                                  false,
+                                  radv_cmd_buffer_uses_mec(cmd_buffer),
                                   V_028A90_BOTTOM_OF_PIPE_TS, 0,
                                   1, va, 2, value);