* @reg: register to read
*/
-u16
+static u16
forte_ac97_read (struct ac97_codec *codec, u8 reg)
{
u16 ret = 0;
* @val: value to write
*/
-void
+static void
forte_ac97_write (struct ac97_codec *codec, u8 reg, u16 val)
{
struct forte_chip *chip = codec->private_data;