Don't use half_float images with bcs OCL

Signed-off-by: Kamil Kopryk <[email protected]>
Related-To: NEO-4692

Author: KamilKoprykIntel

opencl/source/command_queue/command_queue.cpp

@@ -757,6 +757,7 @@ bool CommandQueue::blitEnqueueImageAllowed(const size_t *origin, const size_t *r
     blitEnqueuImageAllowed &= (origin[0] + region[0] <= BlitterConstants::maxBlitWidth) && (origin[1] + region[1] <= BlitterConstants::maxBlitHeight);
     blitEnqueuImageAllowed &= !isMipMapped(image.getImageDesc());
     blitEnqueuImageAllowed &= !IsNV12Image(&image.getImageFormat());
+    blitEnqueuImageAllowed &= !(image.getImageFormat().image_channel_data_type == CL_HALF_FLOAT);
 
     return blitEnqueuImageAllowed;
 }

opencl/test/unit_test/command_queue/command_queue_tests.cpp

@@ -1370,6 +1370,23 @@ TEST(CommandQueue, givenNV12ImageWhenCallingBlitEnqueueImageAllowedThenCorrectRe
     EXPECT_TRUE(queue.blitEnqueueImageAllowed(correctOrigin, correctRegion, image));
 }
 
+TEST(CommandQueue, givenHalfFloatImageWhenCallingBlitEnqueueImageAllowedThenCorrectResultIsReturned) {
+    DebugManagerStateRestore restorer;
+    DebugManager.flags.EnableBlitterForReadWriteImage.set(1);
+    MockContext context{};
+    MockCommandQueue queue(&context, context.getDevice(0), 0);
+
+    size_t correctRegion[3] = {10u, 10u, 0};
+    size_t correctOrigin[3] = {1u, 1u, 0};
+    MockImageBase image;
+
+    image.imageFormat.image_channel_data_type = CL_HALF_FLOAT;
+    EXPECT_FALSE(queue.blitEnqueueImageAllowed(correctOrigin, correctRegion, image));
+
+    image.imageFormat.image_channel_data_type = CL_UNORM_INT8;
+    EXPECT_TRUE(queue.blitEnqueueImageAllowed(correctOrigin, correctRegion, image));
+}
+
 TEST(CommandQueue, givenSupportForOperationWhenValidatingSupportThenReturnSuccess) {
     MockCommandQueue queue{};