Add samsung specific changes

include/linux/sensor/sensors_core.h

@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2013 Samsung Electronics. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#ifndef _SENSORS_CORE_H_
+#define _SENSORS_CORE_H_
+
+#define TAG ""
+
+#define SENSOR_ERR(fmt, ...) pr_err("[SENSOR]%s %s: "fmt, TAG, __func__, ##__VA_ARGS__)
+#define SENSOR_INFO(fmt, ...) pr_info("[SENSOR]%s %s: "fmt, TAG, __func__, ##__VA_ARGS__)
+#define SENSOR_WARN(fmt, ...) pr_warn("[SENSOR]%s %s: "fmt, TAG, __func__, ##__VA_ARGS__)
+
+int sensors_create_symlink(struct kobject *, const char *);
+void sensors_remove_symlink(struct kobject *, const char *);
+int sensors_register(struct device **, void *,
+	struct device_attribute *[], char *);
+void sensors_unregister(struct device *, struct device_attribute *[]);
+void destroy_sensor_class(void);
+void remap_sensor_data(s16 *, u32);
+void remap_sensor_data_32(int *, u32);
+/* report timestamp from kernel (for Android L) */
+#define TIME_LO_MASK 0x00000000FFFFFFFF
+#define TIME_HI_MASK 0xFFFFFFFF00000000
+#define TIME_HI_SHIFT 32
+#include <linux/alarmtimer.h>
+
+extern int sensordump_notifier_register(struct notifier_block *nb);
+extern int sensordump_notifier_unregister(struct notifier_block *nb);
+extern int sensordump_notifier_call_chain(unsigned long val, void *v);
+#if IS_ENABLED(CONFIG_SUPPORT_SENSOR_FOLD)
+extern int sensorfold_notifier_register(struct notifier_block *nb);
+extern int sensorfold_notifier_unregister(struct notifier_block *nb);
+extern int sensorfold_notifier_notify(unsigned long fold_state);
+#endif
+#endif