libqti-perfd-client: Clean up

* Add and run clang-format
* Add newlines between functions
* Use elvis operator `?:` for return value

Change-Id: I920044df12c99d32ddd2ef3fb5edf24bcd0c7360
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/client.c b/libqti-perfd-client/client.c
index 66e75b4..547ebcd 100644
--- a/libqti-perfd-client/client.c
+++ b/libqti-perfd-client/client.c
@@ -1,30 +1,29 @@
 /*
- * Copyright (C) 2021 The LineageOS Project
+ * Copyright (C) 2021-2024 The LineageOS Project
  *
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #define LOG_TAG "libqti-perfd-client"
 
-#include <stdint.h>
 #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);
-    if (handle > 0)
-        return handle;
 
-    return 233;
+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);
-    if (handle > 0)
-        return handle;
-
-    return 233;
+    return handle ?: 233;
 }
+
 void perf_lock_use_profile() {}