From 28a5db2e6a4de8e5bc55bf98e3e91de3827eb632 Mon Sep 17 00:00:00 2001
From: Comma Device <device@comma.ai>
Date: Fri, 9 Apr 2021 00:12:47 -0700
Subject: [PATCH] boardd: log slow hwmon reading

---
 selfdrive/boardd/boardd.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/selfdrive/boardd/boardd.cc b/selfdrive/boardd/boardd.cc
index abf87208f5..831f5fa5cf 100644
--- a/selfdrive/boardd/boardd.cc
+++ b/selfdrive/boardd/boardd.cc
@@ -362,8 +362,13 @@ void panda_state_thread(bool spoofing_started) {
     ps.setUptime(pandaState.uptime);
 
 #ifdef QCOM2
+    double read_time = millis_since_boot();
     ps.setVoltage(std::stoi(util::read_file("/sys/class/hwmon/hwmon1/in1_input")));
     ps.setCurrent(std::stoi(util::read_file("/sys/class/hwmon/hwmon1/curr1_input")));
+    read_time = millis_since_boot() - read_time;
+    if (read_time > 50) {
+      LOGW("reading hwmon took %lfms", read_time);
+    }
 #else
     ps.setVoltage(pandaState.voltage);
     ps.setCurrent(pandaState.current);