Reproduces this commit :
commit 0fb85ac08d61d365e67c8f79d6955e9f89543560
Author: Kenneth Graunke <kenn...@whitecape.org>
Date: Mon Jun 6 21:37:34 2016 -0700
i965: Use the correct number of threads for compute shaders.
Signed-off-by: Lionel Landwerlin <lionel.g.landwer...@intel.com>
Cc: Kenneth Graunke <kenn...@whitecape.org>
Cc: Jason Ekstrand <ja...@jlekstrand.net>
---
src/intel/vulkan/genX_pipeline.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/intel/vulkan/genX_pipeline.c b/src/intel/vulkan/genX_pipeline.c
index 3ecc29e..e1929da 100644
--- a/src/intel/vulkan/genX_pipeline.c
+++ b/src/intel/vulkan/genX_pipeline.c
@@ -104,6 +104,8 @@ genX(compute_pipeline_create)(
ALIGN(cs_prog_data->push.per_thread.regs * cs_prog_data->threads +
cs_prog_data->push.cross_thread.regs, 2);
+ const uint32_t subslices = MAX2(physical_device->subslice_total, 1);
+
anv_batch_emit(&pipeline->batch, GENX(MEDIA_VFE_STATE), vfe) {
vfe.ScratchSpaceBasePointer = (struct anv_address) {
.bo = anv_scratch_pool_alloc(device, &device->scratch_pool,
@@ -117,7 +119,8 @@ genX(compute_pipeline_create)(
#else
vfe.GPGPUMode = true;
#endif
- vfe.MaximumNumberofThreads = physical_device->max_cs_threads - 1;
+ vfe.MaximumNumberofThreads =
+ physical_device->max_cs_threads * subslices - 1;
vfe.NumberofURBEntries = GEN_GEN <= 7 ? 0 : 2;
vfe.ResetGatewayTimer = true;
#if GEN_GEN <= 8
--
2.9.3
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