Added include guards

Author: ius

i2c.h

@@ -14,6 +14,9 @@
  * You should have received a copy of the GNU General Public License
  * along with Radeonvolt.  If not, see <http://www.gnu.org/licenses/>.
  */
+#ifndef I2C_H
+#define I2C_H
+
 #include "types.h"
 
 #define RV8XX_GPIO_PIN_SCL	0x29
@@ -108,3 +111,5 @@ void i2c_write_byte(void *base, u8 address, u8 offset, u8 value);
  */
 u8 i2c_read_byte(void *base, u8 address, u8 offset);
 
+#endif
+

types.h

@@ -14,9 +14,14 @@
  * You should have received a copy of the GNU General Public License
  * along with Radeonvolt.  If not, see <http://www.gnu.org/licenses/>.
  */
+#ifndef TYPES_H
+#define TYPES_H
+
 #include <stdint.h>
 
 typedef uint8_t u8;
 typedef uint16_t u16;
 typedef uint32_t u32;
 
+#endif
+

vt1165.h

@@ -14,6 +14,9 @@
  * You should have received a copy of the GNU General Public License
  * along with Radeonvolt.  If not, see <http://www.gnu.org/licenses/>.
  */
+#ifndef VT1165_H
+#define VT1165_H
+
 #include "types.h"
 
 #define VT1165_ADDRESS			0x70
@@ -86,3 +89,5 @@ float vt1165_get_voltage(struct rv8xx_i2c *i2c, u8 index);
  */
 void vt1165_set_voltage(struct rv8xx_i2c *i2c, u8 index, u8 value);
 
+#endif
+