linux-dpdk: example: ml: include in build

Include linux-dpdk/example/ml in build. It was removed in a recent
revert along with the onnx model based examples. The conv example is
skipped in make check, unless the model file is manually provided.

Signed-off-by: Jere Leppänen <[email protected]>

Makefile.am

@@ -12,6 +12,7 @@ if PLATFORM_IS_LINUX_DPDK
 PLATFORM_DIR = platform/linux-dpdk
 PLATFORM_DUMPCONF_DIR = platform/linux-dpdk/dumpconfig
 PLATFORM_TEST_DIR = platform/linux-dpdk/test
+PLATFORM_EXAMPLE_DIR = platform/linux-dpdk/example
 endif
 
 SUBDIRS = \

platform/linux-dpdk/example/Makefile.am

@@ -0,0 +1,5 @@
+SUBDIRS =
+
+if WITH_ML
+SUBDIRS += ml
+endif

platform/linux-dpdk/example/ml/.gitignore

@@ -0,0 +1 @@
+conv.bin

platform/linux-dpdk/example/ml/Makefile.am

@@ -0,0 +1,34 @@
+include $(top_srcdir)/example/Makefile.inc
+
+EXTRA_DIST = \
+	odp_ml_run_conv.sh \
+	conv.onnx \
+	conv_gen.py \
+	conv_gen.sh \
+	conv-input.bin \
+	conv-output.bin
+
+if test_example
+TESTS = odp_ml_run_conv.sh
+endif
+
+# If building out-of-tree, make check will not copy the scripts and data to the
+# $(builddir) assuming that all commands are run locally. However this prevents
+# running tests on a remote target using LOG_COMPILER.
+# So copy all script and data files explicitly here.
+all-local:
+	if [ "x$(srcdir)" != "x$(builddir)" ]; then \
+		for f in $(EXTRA_DIST); do \
+			if [ -e $(srcdir)/$$f ]; then \
+				mkdir -p $(builddir)/$$(dirname $$f); \
+				cp -f $(srcdir)/$$f $(builddir)/$$f; \
+			fi \
+		done \
+	fi
+
+clean-local:
+	if [ "x$(srcdir)" != "x$(builddir)" ]; then \
+		for f in $(EXTRA_DIST); do \
+			rm -f $(builddir)/$$f; \
+		done \
+	fi

platform/linux-dpdk/example/ml/conv_gen.sh

@@ -0,0 +1,17 @@
+#!/bin/sh -ex
+#
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright (c) 2024 Nokia
+
+#
+# This script requires the onnx python module. The mrvl-mlc and mlModel tools
+# are expected to be in PATH. These tools are x86-64 binaries, so this script
+# must be run on an x86-64 machine. However, the model can only be run on a
+# machine equipped with the Marvell machine learning inference processor (MLIP).
+#
+
+python ./conv_gen.py
+mrvl-mlc conv.onnx conv --num_tiles=1 --batch=1
+mv bin_conv/conv.bin .
+rm -rf bin_conv compiler_dir profile
+mlModel -M -m conv.bin

platform/linux-dpdk/example/ml/odp_ml_run_conv.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+#
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright (c) 2024 Nokia
+
+TEST_DIR="${TEST_DIR:-$(dirname $0)}"
+MODEL_FILE=$TEST_DIR/conv.bin
+
+# exit codes expected by automake for skipped tests
+TEST_SKIPPED=77
+
+# Skip test if model file is not found. The model file is compiled separately.
+# See platform/linux-dpdk/example/ml/conv_gen.sh.
+
+if [ ! -e "$MODEL_FILE" ]; then
+        echo "SKIP: ML model file ($MODEL_FILE) not found"
+        exit $TEST_SKIPPED
+fi
+
+../../../../example/ml/odp_ml_run${EXEEXT} \
+                -m $MODEL_FILE -i conv-input.bin -r conv-output.bin -q 1 -d 1
+
+if [ $? -ne 0 ] ; then
+    echo Test FAILED
+    exit 1
+fi
+
+exit 0

platform/linux-dpdk/m4/configure.m4

@@ -104,6 +104,8 @@ AM_CONDITIONAL([PLATFORM_IS_LINUX_DPDK],
 AC_CONFIG_FILES([platform/linux-dpdk/Makefile
 		 platform/linux-dpdk/libodp-dpdk.pc
 		 platform/linux-dpdk/dumpconfig/Makefile
+		 platform/linux-dpdk/example/Makefile
+		 platform/linux-dpdk/example/ml/Makefile
 		 platform/linux-dpdk/test/Makefile
 		 platform/linux-dpdk/test/example/Makefile
 		 platform/linux-dpdk/test/example/classifier/Makefile