Add optional support for changing volume while locked

This adds a new Controls setting for adjusting the behavior
when locked, and an option for allowing volume control.

2 files changed, 4 insertions, 1 deletions

diff --git a/src/drivers/include/drivers/nvs.hpp b/src/drivers/include/drivers/nvs.hpp
index b6192ab5..18bc5de6 100644
--- a/src/drivers/include/drivers/nvs.hpp
+++ b/src/drivers/include/drivers/nvs.hpp
@@ -140,6 +140,7 @@ class NvsStorage {
 
   enum class LockedInputModes : uint8_t {
     kDisabled = 0,
+    kVolumeOnly = 1,
   };
 
   auto LockedInput() -> LockedInputModes;
diff --git a/src/drivers/nvs.cpp b/src/drivers/nvs.cpp
index a9f30042..f46049ad 100644
--- a/src/drivers/nvs.cpp
+++ b/src/drivers/nvs.cpp
@@ -574,9 +574,11 @@ auto NvsStorage::PrimaryInput(InputModes mode) -> void {
 
 auto NvsStorage::LockedInput() -> LockedInputModes {
   std::lock_guard<std::mutex> lock{mutex_};
-  switch (input_mode_.get().value_or(static_cast<uint8_t>(LockedInputModes::kDisabled))) {
+  switch (locked_input_mode_.get().value_or(static_cast<uint8_t>(LockedInputModes::kDisabled))) {
     case static_cast<uint8_t>(LockedInputModes::kDisabled):
       return LockedInputModes::kDisabled;
+    case static_cast<uint8_t>(LockedInputModes::kVolumeOnly):
+      return LockedInputModes::kVolumeOnly;
     default:
       return LockedInputModes::kDisabled;
   }