Mesa (master): radv: Return VK_NOT_READY if the query results are not available.

[Bas Nieuwenhuizen]

Module: Mesa
Branch: master
Commit: 0763453291f59531e13c1be916feaf7af14dddaf
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=0763453291f59531e13c1be916feaf7af14dddaf

Author: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
Date:   Tue Apr 11 23:56:42 2017 +0200

radv: Return VK_NOT_READY if the query results are not available.

Signed-off-by: Bas Nieuwenhuizen <basni at google.com>
Fixes: 8475a14302e ("radv: Implement pipeline statistics queries.")
Reviewed-by: Fredrik Höglund <fredrik at kde.org>

---

 src/amd/vulkan/radv_query.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/amd/vulkan/radv_query.c b/src/amd/vulkan/radv_query.c
index 9f54287c36..bd293b58e6 100644
--- a/src/amd/vulkan/radv_query.c
+++ b/src/amd/vulkan/radv_query.c
@@ -910,6 +910,12 @@ VkResult radv_GetQueryPoolResults(
 			break;
 		}
 		case VK_QUERY_TYPE_PIPELINE_STATISTICS: {
+			if (!available && !(flags & VK_QUERY_RESULT_PARTIAL_BIT)) {
+				result = VK_NOT_READY;
+				break;
+
+			}
+
 			const uint64_t *start = (uint64_t*)src;
 			const uint64_t *stop = (uint64_t*)(src + pipelinestat_block_size);
 			if (flags & VK_QUERY_RESULT_64_BIT) {