From: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Date: Fri, 10 Nov 2017 08:34:46 +0000 (+0100)
Subject: radv: add nosisched debug option
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ecabe2280c4d3e59d6a6026dd0403d6dc60dc5da;p=mesa.git

radv: add nosisched debug option

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
---

diff --git a/src/amd/vulkan/radv_debug.h b/src/amd/vulkan/radv_debug.h
index 193bca5f81b..8e09c365282 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 60f51469c43..471cecdd6ab 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}
 };
 
@@ -397,6 +398,14 @@ VkResult radv_CreateInstance(
 	instance->perftest_flags = parse_debug_string(getenv("RADV_PERFTEST"),
 						   radv_perftest_options);
 
+	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;