[Mesa-dev] [PATCH 18/23] radv: Implement indirect dispatch for the MEC.

Bas Nieuwenhuizen bas at basnieuwenhuizen.nl
Sun Dec 18 18:59:32 UTC 2016


Signed-off-by: Bas Nieuwenhuizen <basni at google.com>
---
 src/amd/vulkan/radv_cmd_buffer.c | 26 +++++++++++++++++---------
 1 file changed, 17 insertions(+), 9 deletions(-)

diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index 7d7f55a145..3c5fe25ce6 100644
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -2217,16 +2217,24 @@ void radv_CmdDispatchIndirect(
 		}
 	}
 
-	radeon_emit(cmd_buffer->cs, PKT3(PKT3_SET_BASE, 2, 0) |
-				    PKT3_SHADER_TYPE_S(1));
-	radeon_emit(cmd_buffer->cs, 1);
-	radeon_emit(cmd_buffer->cs, va);
-	radeon_emit(cmd_buffer->cs, va >> 32);
+	if (radv_cmd_buffer_uses_mec(cmd_buffer)) {
+		radeon_emit(cmd_buffer->cs, PKT3(PKT3_DISPATCH_INDIRECT, 2, 0) |
+					PKT3_SHADER_TYPE_S(1));
+		radeon_emit(cmd_buffer->cs, va);
+		radeon_emit(cmd_buffer->cs, va >> 32);
+		radeon_emit(cmd_buffer->cs, 1);
+	} else {
+		radeon_emit(cmd_buffer->cs, PKT3(PKT3_SET_BASE, 2, 0) |
+					PKT3_SHADER_TYPE_S(1));
+		radeon_emit(cmd_buffer->cs, 1);
+		radeon_emit(cmd_buffer->cs, va);
+		radeon_emit(cmd_buffer->cs, va >> 32);
 
-	radeon_emit(cmd_buffer->cs, PKT3(PKT3_DISPATCH_INDIRECT, 1, 0) |
-				    PKT3_SHADER_TYPE_S(1));
-	radeon_emit(cmd_buffer->cs, 0);
-	radeon_emit(cmd_buffer->cs, 1);
+		radeon_emit(cmd_buffer->cs, PKT3(PKT3_DISPATCH_INDIRECT, 1, 0) |
+					PKT3_SHADER_TYPE_S(1));
+		radeon_emit(cmd_buffer->cs, 0);
+		radeon_emit(cmd_buffer->cs, 1);
+	}
 
 	assert(cmd_buffer->cs->cdw <= cdw_max);
 }
-- 
2.11.0



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