conf: add ignoreDbusMinMax option

Add an optional field to the sensor configuration, s.t. it'll tell a
dbus passive sensor to ignore the MinValue and MaxValue properties from
dbus.

Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: Ia6a8c802c2dc5bf41e5e860b21d7764cc09e6b6b

1 files changed, 7 insertions, 0 deletions

diff --git a/dbus/dbuspassive.cpp b/dbus/dbuspassive.cpp
index c199563..806ef40 100644
--- a/dbus/dbuspassive.cpp
+++ b/dbus/dbuspassive.cpp
@@ -61,6 +61,13 @@ std::unique_ptr<ReadInterface> DbusPassive::createDbusPassive(
         return nullptr;
     }
 
+    /* if these values are zero, they're ignored. */
+    if (info->ignoreDbusMinMax)
+    {
+        settings.min = 0;
+        settings.max = 0;
+    }
+
     return std::make_unique<DbusPassive>(bus, type, id, helper, settings,
                                          failed, path, redundancy);
 }