4 files changed, 19 insertions, 8 deletions
diff --git a/src/libcamera/control_ids.cpp.in b/src/libcamera/control_ids.cpp.in
index 3a204931..afe9e2c9 100644
--- a/src/libcamera/control_ids.cpp.in
+++ b/src/libcamera/control_ids.cpp.in
@@ -89,9 +89,9 @@ extern const std::map<std::string, {{ctrl.type}}> {{ctrl.name}}NameValueMap = {
 	{ "{{enum.name}}", {{enum.name}} },
 {%- endfor %}
 };
-extern const Control<{{ctrl.type}}> {{ctrl.name}}({{ctrl.name|snake_case|upper}}, "{{ctrl.name}}", {{ctrl.name}}NameValueMap);
+extern const Control<{{ctrl.type}}> {{ctrl.name}}({{ctrl.name|snake_case|upper}}, "{{ctrl.name}}", "{{vendor}}", {{ctrl.name}}NameValueMap);
 {% else -%}
-extern const Control<{{ctrl.type}}> {{ctrl.name}}({{ctrl.name|snake_case|upper}}, "{{ctrl.name}}");
+extern const Control<{{ctrl.type}}> {{ctrl.name}}({{ctrl.name|snake_case|upper}}, "{{ctrl.name}}", "{{vendor}}");
 {% endif -%}
 {%- endfor %}
 
diff --git a/src/libcamera/control_serializer.cpp b/src/libcamera/control_serializer.cpp
index 52fd714f..0a5e8220 100644
--- a/src/libcamera/control_serializer.cpp
+++ b/src/libcamera/control_serializer.cpp
@@ -498,7 +498,7 @@ ControlInfoMap ControlSerializer::deserialize<ControlInfoMap>(ByteStreamBuffer &
 			 * debugging purpose.
 			 */
 			controlIds_.emplace_back(std::make_unique<ControlId>(entry->id,
-									     "", type));
+									     "", "local", type));
 			(*localIdMap)[entry->id] = controlIds_.back().get();
 		}
 
diff --git a/src/libcamera/controls.cpp b/src/libcamera/controls.cpp
index 62185d64..2efecf0f 100644
--- a/src/libcamera/controls.cpp
+++ b/src/libcamera/controls.cpp
@@ -394,13 +394,17 @@ void ControlValue::reserve(ControlType type, bool isArray, std::size_t numElemen
  * \brief Construct a ControlId instance
  * \param[in] id The control numerical ID
  * \param[in] name The control name
+ * \param[in] vendor The vendor name
  * \param[in] type The control data type
  * \param[in] size The size of the array control, or 0 if scalar control
  * \param[in] enumStrMap The map from enum names to values (optional)
  */
-ControlId::ControlId(unsigned int id, const std::string &name, ControlType type,
-		     std::size_t size, const std::map<std::string, int32_t> &enumStrMap)
-	: id_(id), name_(name), type_(type), size_(size), enumStrMap_(enumStrMap)
+ControlId::ControlId(unsigned int id, const std::string &name,
+		     const std::string &vendor, ControlType type,
+		     std::size_t size,
+		     const std::map<std::string, int32_t> &enumStrMap)
+	: id_(id), name_(name), vendor_(vendor), type_(type), size_(size),
+	  enumStrMap_(enumStrMap)
 {
 	for (const auto &pair : enumStrMap_)
 		reverseMap_[pair.second] = pair.first;
@@ -419,6 +423,12 @@ ControlId::ControlId(unsigned int id, const std::string &name, ControlType type,
  */
 
 /**
+ * \fn const std::string &ControlId::vendor() const
+ * \brief Retrieve the vendor name
+ * \return The vendor name, as a string
+ */
+
+/**
  * \fn ControlType ControlId::type() const
  * \brief Retrieve the control data type
  * \return The control data type
@@ -489,10 +499,11 @@ ControlId::ControlId(unsigned int id, const std::string &name, ControlType type,
  */
 
 /**
- * \fn Control::Control(unsigned int id, const char *name)
+ * \fn Control::Control(unsigned int id, const char *name, const char *vendor)
  * \brief Construct a Control instance
  * \param[in] id The control numerical ID
  * \param[in] name The control name
+ * \param[in] vendor The vendor name
  * \param[in] enumStrMap The map from enum names to values (optional)
  *
  * The control data type is automatically deduced from the template type T.
diff --git a/src/libcamera/v4l2_device.cpp b/src/libcamera/v4l2_device.cpp
index 68add4f2..7d21cf15 100644
--- a/src/libcamera/v4l2_device.cpp
+++ b/src/libcamera/v4l2_device.cpp
@@ -520,7 +520,7 @@ std::unique_ptr<ControlId> V4L2Device::v4l2ControlId(const v4l2_query_ext_ctrl &
 	const std::string name(static_cast<const char *>(ctrl.name), len);
 	const ControlType type = v4l2CtrlType(ctrl.type);
 
-	return std::make_unique<ControlId>(ctrl.id, name, type);
+	return std::make_unique<ControlId>(ctrl.id, name, "v4l2", type);
 }
 
 /**