radv: set the predicate for dispatch commands

VK_EXT_conditional_rendering allows to discard dispatch commands.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>

diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index 041ebf0ca3fa7ca932cb1d6a70ce84703909008f..c88302b3e21b31c6d5c5db4c97644a71a02f55d2 100644 (file)
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -3699,6 +3699,7 @@ radv_emit_dispatch_packets(struct radv_cmd_buffer *cmd_buffer,
        struct radv_shader_variant *compute_shader = pipeline->shaders[MESA_SHADER_COMPUTE];
        unsigned dispatch_initiator = cmd_buffer->device->dispatch_initiator;
        struct radeon_winsys *ws = cmd_buffer->device->ws;
+       bool predicating = cmd_buffer->state.predicating;
        struct radeon_cmdbuf *cs = cmd_buffer->cs;
        struct radv_userdata_info *loc;
 
@@ -3728,7 +3729,7 @@ radv_emit_dispatch_packets(struct radv_cmd_buffer *cmd_buffer,
                }
 
                if (radv_cmd_buffer_uses_mec(cmd_buffer)) {
-                       radeon_emit(cs, PKT3(PKT3_DISPATCH_INDIRECT, 2, 0) |
+                       radeon_emit(cs, PKT3(PKT3_DISPATCH_INDIRECT, 2, predicating) |
                                        PKT3_SHADER_TYPE_S(1));
                        radeon_emit(cs, va);
                        radeon_emit(cs, va >> 32);
@@ -3740,7 +3741,7 @@ radv_emit_dispatch_packets(struct radv_cmd_buffer *cmd_buffer,
                        radeon_emit(cs, va);
                        radeon_emit(cs, va >> 32);
 
-                       radeon_emit(cs, PKT3(PKT3_DISPATCH_INDIRECT, 1, 0) |
+                       radeon_emit(cs, PKT3(PKT3_DISPATCH_INDIRECT, 1, predicating) |
                                        PKT3_SHADER_TYPE_S(1));
                        radeon_emit(cs, 0);
                        radeon_emit(cs, dispatch_initiator);
@@ -3810,7 +3811,7 @@ radv_emit_dispatch_packets(struct radv_cmd_buffer *cmd_buffer,
                        dispatch_initiator |= S_00B800_FORCE_START_AT_000(1);
                }
 
-               radeon_emit(cs, PKT3(PKT3_DISPATCH_DIRECT, 3, 0) |
+               radeon_emit(cs, PKT3(PKT3_DISPATCH_DIRECT, 3, predicating) |
                                PKT3_SHADER_TYPE_S(1));
                radeon_emit(cs, blocks[0]);
                radeon_emit(cs, blocks[1]);