[Mesa-dev] [PATCH 3/8] radv: ignore subpass self-dependencies

[Fredrik Höglund]

These are not automatically performed during a render pass instance.

Cc: <mesa-stable at lists.freedesktop.org>
Signed-off-by: Fredrik Höglund <fredrik at kde.org>
---
 src/amd/vulkan/radv_pass.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/amd/vulkan/radv_pass.c b/src/amd/vulkan/radv_pass.c
index c41d4c2ba92..2827f5f1a8d 100644
--- a/src/amd/vulkan/radv_pass.c
+++ b/src/amd/vulkan/radv_pass.c
@@ -172,7 +172,13 @@ VkResult radv_CreateRenderPass(
 	}
 
 	for (unsigned i = 0; i < pCreateInfo->dependencyCount; ++i) {
+		uint32_t src = pCreateInfo->pDependencies[i].srcSubpass;
 		uint32_t dst = pCreateInfo->pDependencies[i].dstSubpass;
+
+		/* Ignore subpass self-dependencies */
+		if (src == dst)
+			continue;
+
 		if (dst == VK_SUBPASS_EXTERNAL) {
 			if (pCreateInfo->pDependencies[i].dstStageMask != VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT)
 				pass->end_barrier.src_stage_mask |= pCreateInfo->pDependencies[i].srcStageMask;
-- 
2.17.0