diff --git a/libqti-perfd-client/.clang-format b/libqti-perfd-client/.clang-format
new file mode 120000
index 0000000..0457b53
--- /dev/null
+++ b/libqti-perfd-client/.clang-format
@@ -0,0 +1 @@
+../../../../build/soong/scripts/system-clang-format
\ No newline at end of file
diff --git a/libqti-perfd-client/Android.bp b/libqti-perfd-client/Android.bp
new file mode 100644
index 0000000..9b445d6
--- /dev/null
+++ b/libqti-perfd-client/Android.bp
@@ -0,0 +1,18 @@
+//
+// Copyright (C) 2021-2024 The LineageOS Project
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+soong_namespace {
+}
+
+cc_library_shared {
+    name: "libqti-perfd-client",
+    srcs: ["client.c"],
+    shared_libs: [
+        "liblog",
+        "libutils",
+    ],
+    vendor: true,
+}
diff --git a/libqti-perfd-client/client.c b/libqti-perfd-client/client.c
new file mode 100644
index 0000000..547ebcd
--- /dev/null
+++ b/libqti-perfd-client/client.c
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2021-2024 The LineageOS Project
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#define LOG_TAG "libqti-perfd-client"
+
+#include <log/log.h>
+#include <stdint.h>
+
+void perf_get_feedback() {}
+
+void perf_hint() {}
+
+int perf_lock_acq(int handle, int duration, int arg3[], int arg4) {
+    ALOGI("perf_lock_acq: handle: %d, duration: %d, arg3[0]: %d, arg4: %d", handle, duration,
+          arg3[0], arg4);
+    return handle ?: 233;
+}
+
+void perf_lock_cmd() {}
+
+int perf_lock_rel(int handle) {
+    ALOGI("perf_lock_rel: handle: %d", handle);
+    return handle ?: 233;
+}
+
+void perf_lock_use_profile() {}