[Mesa-dev] [PATCH] radv: Only expose subgroups shuflles on VI+.
Bas Nieuwenhuizen
bas at basnieuwenhuizen.nl
Wed May 30 06:52:09 UTC 2018
Fixes: f2c6a550611 "radv: enable subgroup capabilities"
---
src/amd/vulkan/radv_device.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 61b4fba23f8..93b6e611067 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -963,9 +963,12 @@ void radv_GetPhysicalDeviceProperties2(
VK_SUBGROUP_FEATURE_BASIC_BIT |
VK_SUBGROUP_FEATURE_BALLOT_BIT |
VK_SUBGROUP_FEATURE_QUAD_BIT |
- VK_SUBGROUP_FEATURE_SHUFFLE_BIT |
- VK_SUBGROUP_FEATURE_SHUFFLE_RELATIVE_BIT |
VK_SUBGROUP_FEATURE_VOTE_BIT;
+ if (pdevice->rad_info.chip_class >= VI) {
+ properties->supportedOperations |=
+ VK_SUBGROUP_FEATURE_SHUFFLE_BIT |
+ VK_SUBGROUP_FEATURE_SHUFFLE_RELATIVE_BIT;
+ }
properties->quadOperationsInAllStages = true;
break;
}
--
2.17.0
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