From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Thu, 22 Oct 2015 04:51:16 +0000 (-0700)
Subject: anv/gen8: Set the correct maximum number of GS threads
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=82c579e31418c31238437c72e462b71a88ff01af;p=mesa.git

anv/gen8: Set the correct maximum number of GS threads

This equation was pulled from mesa gen8_gs_state.c
---

diff --git a/src/vulkan/gen8_pipeline.c b/src/vulkan/gen8_pipeline.c
index f3f378b181a..6d0edf0ec87 100644
--- a/src/vulkan/gen8_pipeline.c
+++ b/src/vulkan/gen8_pipeline.c
@@ -426,7 +426,7 @@ gen8_graphics_pipeline_create(
                      .DispatchGRFStartRegisterForURBData =
                         gs_prog_data->base.base.dispatch_grf_start_reg,
 
-                     .MaximumNumberofThreads = device->info.max_gs_threads,
+                     .MaximumNumberofThreads = device->info.max_gs_threads / 2 - 1,
                      .ControlDataHeaderSize = gs_prog_data->control_data_header_size_hwords,
                      //pipeline->gs_prog_data.dispatch_mode |
                      .StatisticsEnable = true,