Don't expose mipmaps on 1.2 devices

Change-Id: Id7949266f29ef06ae71c88725298822055ca7c13

Author: jchodor

runtime/device/device_caps.cpp

@@ -123,6 +123,10 @@ void Device::initializeCaps() {
         deviceInfo.independentForwardProgress = false;
     }
 
+    if (enabledClVersion >= 20) {
+        deviceExtensions += "cl_khr_mipmap_image cl_khr_mipmap_image_writes ";
+    }
+
     if (hwInfo.capabilityTable.ftrSupportsFP64) {
         deviceExtensions += "cl_khr_fp64 ";
     }

runtime/platform/extensions.cpp

@@ -46,9 +46,7 @@ const char *deviceExtensionsList = "cl_khr_3d_image_writes "
                                    "cl_intel_device_side_avc_motion_estimation "
                                    "cl_khr_priority_hints "
                                    "cl_khr_throttle_hints "
-                                   "cl_khr_create_command_queue "
-                                   "cl_khr_mipmap_image "
-                                   "cl_khr_mipmap_image_writes ";
+                                   "cl_khr_create_command_queue ";
 
 std::string getExtensionsList(const HardwareInfo &hwInfo) {
     std::string allExtensionsList;

unit_tests/device/device_caps_tests.cpp

@@ -544,14 +544,28 @@ TEST(Device_GetCaps, deviceReportsThrottleHintsExtension) {
     EXPECT_THAT(caps.deviceExtensions, testing::HasSubstr(std::string("cl_khr_throttle_hints")));
 }
 
-TEST(Device_GetCaps, deviceReportsMipmapImageExtensions) {
+TEST(Device_GetCaps, givenAtleastOCL2DeviceThenExposesMipmapImageExtensions) {
+    DebugManagerStateRestore dbgRestorer;
+    DebugManager.flags.ForceOCLVersion.set(20);
+
     auto device = std::unique_ptr<Device>(DeviceHelper<>::create(platformDevices[0]));
     const auto &caps = device->getDeviceInfo();
 
     EXPECT_THAT(caps.deviceExtensions, testing::HasSubstr(std::string("cl_khr_mipmap_image")));
     EXPECT_THAT(caps.deviceExtensions, testing::HasSubstr(std::string("cl_khr_mipmap_image_writes")));
 }
 
+TEST(Device_GetCaps, givenOCL12DeviceThenDoesNotExposeMipmapImageExtensions) {
+    DebugManagerStateRestore dbgRestorer;
+    DebugManager.flags.ForceOCLVersion.set(12);
+
+    auto device = std::unique_ptr<Device>(DeviceHelper<>::create(platformDevices[0]));
+    const auto &caps = device->getDeviceInfo();
+
+    EXPECT_THAT(caps.deviceExtensions, testing::Not(testing::HasSubstr(std::string("cl_khr_mipmap_image"))));
+    EXPECT_THAT(caps.deviceExtensions, testing::Not(testing::HasSubstr(std::string("cl_khr_mipmap_image_writes"))));
+}
+
 TEST(Device_GetCaps, givenDeviceThatDoesntHaveFp64ThenExtensionIsNotReported) {
     HardwareInfo nonFp64Device = *platformDevices[0];
     nonFp64Device.capabilityTable.ftrSupportsFP64 = false;