Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
---
 src/amd/vulkan/radv_debug.h  | 1 +
 src/amd/vulkan/radv_device.c | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/src/amd/vulkan/radv_debug.h b/src/amd/vulkan/radv_debug.h
index 193bca5f81..8e09c36528 100644
--- a/src/amd/vulkan/radv_debug.h
+++ b/src/amd/vulkan/radv_debug.h
@@ -41,6 +41,7 @@ enum {
        RADV_DEBUG_VM_FAULTS         = 0x800,
        RADV_DEBUG_ZERO_VRAM         = 0x1000,
        RADV_DEBUG_SYNC_SHADERS      = 0x2000,
+       RADV_DEBUG_NO_SISCHED        = 0x4000,
 };
 
 enum {
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index f114f1a5a5..4dbfdf286e 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -317,6 +317,7 @@ static const struct debug_control radv_debug_options[] = {
        {"vmfaults", RADV_DEBUG_VM_FAULTS},
        {"zerovram", RADV_DEBUG_ZERO_VRAM},
        {"syncshaders", RADV_DEBUG_SYNC_SHADERS},
+       {"nosisched", RADV_DEBUG_NO_SISCHED},
        {NULL, 0}
 };
 
@@ -419,6 +420,14 @@ VkResult radv_CreateInstance(
 
        radv_handle_per_app_options(instance, pCreateInfo->pApplicationInfo);
 
+       if (instance->debug_flags & RADV_DEBUG_NO_SISCHED) {
+               /* Disable sisched when the user requests it, this is mostly
+                * useful when the driver force-enable sisched for the given
+                * application.
+                */
+               instance->perftest_flags &= ~RADV_PERFTEST_SISCHED;
+       }
+
        *pInstance = radv_instance_to_handle(instance);
 
        return VK_SUCCESS;
-- 
2.15.0

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