thermal: add thermal HAL interface

Change-Id: Ic614ce4ec06f710de2d96019360b7ec0b62ece9f
Signed-off-by: taeyoung <ty317.kim@samsung.com>

diff --git a/hw/thermal.h b/hw/thermal.h
new file mode 100644 (file)
index 0000000..8262a38
--- /dev/null
+++ b/hw/thermal.h
@@ -0,0 +1,66 @@
+/*
+ * libdevice-node
+ *
+ * Copyright (c) 2016 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#ifndef __HW_THERMAL_H__
+#define __HW_THERMAL_H__
+
+#include <hw/common.h>
+
+/**
+ * The id of this device
+ */
+#define THERMAL_HARDWARE_DEVICE_ID     "thermal"
+
+/**
+ * The version of this device
+ */
+#define THERMAL_HARDWARE_DEVICE_VERSION        MAKE_VERSION(0,1)
+
+typedef enum _thermal_state {
+       THERMAL_STATE_LOW,
+       THERMAL_STATE_NORMAL,
+       THERMAL_STATE_HIGH,
+} thermal_state_e;
+
+typedef enum _thermal_level {
+       THERMAL_LEVEL_NORMAL = 1001,
+       THERMAL_LEVEL_WARNING,
+       THERMAL_LEVEL_CRITICAL,
+       THERMAL_LEVEL_POWEROFF,
+} thermal_level_e;
+
+struct thermal_info {
+       thermal_state_e state;
+       thermal_level_e level;
+};
+
+typedef void (*ThermalUpdated)(struct thermal_info *info, void *data);
+
+struct thermal_device {
+       struct hw_common common;
+
+       /* Get thermal state */
+       int (*get_state)(struct thermal_info *info);
+
+       /* Register thermal event */
+       int (*register_changed_event)(ThermalUpdated updated_cb, void *data);
+       int (*unregister_changed_event)(ThermalUpdated updated_cb);
+};
+
+#endif /* __HW_THERMAL_H__ */