/* @wm8400: Pointer to wm8400 control structure @reg: Register to read */
u16 wm8400_reg_read(struct wm8400 *wm8400, u8 reg)
/* @wm8400: Pointer to wm8400 control structure @reg: Register to read */
u16 wm8400_reg_read(struct wm8400 *wm8400, u8 reg)
{
	u16 val;
	mutex_lock(&wm8400->io_lock);
	wm8400_read(wm8400, reg, 1, &val);
	mutex_unlock(&wm8400->io_lock);
	return val;
}