diff --git a/include/linux/hdsmart.h b/include/linux/hdsmart.h
new file mode 100644
index 0000000..7974a47
--- /dev/null
+++ b/include/linux/hdsmart.h
@@ -0,0 +1,124 @@
+/*
+ * linux/include/linux/hdsmart.h
+ *
+ * Copyright (C) 1999-2000	Michael Cornwell <cornwell@acm.org>
+ * Copyright (C) 2000		Andre Hedrick <andre@linux-ide.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * You should have received a copy of the GNU General Public License
+ * (for example /usr/src/linux/COPYING); if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _LINUX_HDSMART_H
+#define _LINUX_HDSMART_H
+
+#define OFFLINE_FULL_SCAN		0
+#define SHORT_SELF_TEST			1
+#define EXTEND_SELF_TEST		2
+#define SHORT_CAPTIVE_SELF_TEST		129
+#define EXTEND_CAPTIVE_SELF_TEST	130
+
+/* smart_attribute is the vendor specific in SFF-8035 spec */
+typedef struct ata_smart_attribute_s {
+	unsigned char			id;
+	unsigned short			status_flag;
+	unsigned char			normalized;
+	unsigned char			worse_normal;
+	unsigned char			raw[6];
+	unsigned char			reserv;
+} __attribute__ ((packed)) ata_smart_attribute_t;
+
+/* smart_values is format of the read drive Atrribute command */
+typedef struct ata_smart_values_s {
+	unsigned short			revnumber;
+	ata_smart_attribute_t		vendor_attributes [30];
+        unsigned char			offline_data_collection_status;
+        unsigned char			self_test_exec_status;
+	unsigned short			total_time_to_complete_off_line;
+	unsigned char			vendor_specific_366;
+	unsigned char			offline_data_collection_capability;
+	unsigned short			smart_capability;
+	unsigned char			errorlog_capability;
+	unsigned char			vendor_specific_371;
+	unsigned char			short_test_completion_time;
+	unsigned char			extend_test_completion_time;
+	unsigned char			reserved_374_385 [12];
+	unsigned char			vendor_specific_386_509 [125];
+	unsigned char			chksum;
+} __attribute__ ((packed)) ata_smart_values_t;
+
+/* Smart Threshold data structures */
+/* Vendor attribute of SMART Threshold */
+typedef struct ata_smart_threshold_entry_s {
+	unsigned char			id;
+	unsigned char			normalized_threshold;
+	unsigned char			reserved[10];
+} __attribute__ ((packed)) ata_smart_threshold_entry_t;
+
+/* Format of Read SMART THreshold Command */
+typedef struct ata_smart_thresholds_s {
+	unsigned short			revnumber;
+	ata_smart_threshold_entry_t	thres_entries[30];
+	unsigned char			reserved[149];
+	unsigned char			chksum;
+} __attribute__ ((packed)) ata_smart_thresholds_t;
+
+typedef struct ata_smart_errorlog_command_struct_s {
+	unsigned char			devicecontrolreg;
+	unsigned char			featuresreg;
+	unsigned char			sector_count;
+	unsigned char			sector_number;
+	unsigned char			cylinder_low;
+	unsigned char			cylinder_high;
+	unsigned char			drive_head;
+	unsigned char			commandreg;
+	unsigned int			timestamp;
+} __attribute__ ((packed)) ata_smart_errorlog_command_struct_t;
+
+typedef struct ata_smart_errorlog_error_struct_s {
+	unsigned char			error_condition;
+	unsigned char			extended_error[14];
+	unsigned char			state;
+	unsigned short			timestamp;
+} __attribute__ ((packed)) ata_smart_errorlog_error_struct_t;
+
+typedef struct ata_smart_errorlog_struct_s {
+	ata_smart_errorlog_command_struct_t	commands[6];
+	ata_smart_errorlog_error_struct_t	error_struct;
+} __attribute__ ((packed)) ata_smart_errorlog_struct_t;
+
+typedef struct ata_smart_errorlog_s {
+	unsigned char			revnumber;
+	unsigned char			error_log_pointer;
+	ata_smart_errorlog_struct_t	errorlog_struct[5];
+	unsigned short			ata_error_count;
+	unsigned short			non_fatal_count;
+	unsigned short			drive_timeout_count;
+	unsigned char			reserved[53];
+	unsigned char			chksum;
+} __attribute__ ((packed)) ata_smart_errorlog_t;
+
+typedef struct ata_smart_selftestlog_struct_s {
+	unsigned char			selftestnumber;
+	unsigned char			selfteststatus;
+	unsigned short			timestamp;
+	unsigned char			selftestfailurecheckpoint;
+	unsigned int			lbafirstfailure;
+	unsigned char			vendorspecific[15];
+} __attribute__ ((packed)) ata_smart_selftestlog_struct_t;
+
+typedef struct ata_smart_selftestlog_s {
+	unsigned short			revnumber;
+	ata_smart_selftestlog_struct_t	selftest_struct[21];
+	unsigned char			vendorspecific[2];
+	unsigned char			mostrecenttest;
+	unsigned char			resevered[2];
+	unsigned char			chksum;
+} __attribute__ ((packed)) ata_smart_selftestlog_t;
+
+#endif	/* _LINUX_HDSMART_H */