return 0;
 }
 
-static int pl010_suspend(struct amba_device *dev, u32 state)
+static int pl010_suspend(struct amba_device *dev, pm_message_t state)
 {
        struct uart_amba_port *uap = amba_get_drvdata(dev);
 
 
        .cons           = IMX_CONSOLE,
 };
 
-static int serial_imx_suspend(struct device *_dev, u32 state, u32 level)
+static int serial_imx_suspend(struct device *_dev, pm_message_t state, u32 level)
 {
         struct imx_port *sport = dev_get_drvdata(_dev);
 
 
 }
 
 
-static int pmz_suspend(struct macio_dev *mdev, u32 pm_state)
+static int pmz_suspend(struct macio_dev *mdev, pm_message_t pm_state)
 {
        struct uart_pmac_port *uap = dev_get_drvdata(&mdev->ofdev.dev);
        struct uart_state *state;
 
        .cons           = PXA_CONSOLE,
 };
 
-static int serial_pxa_suspend(struct device *_dev, u32 state, u32 level)
+static int serial_pxa_suspend(struct device *_dev, pm_message_t state, u32 level)
 {
         struct uart_pxa_port *sport = dev_get_drvdata(_dev);
 
 
 
 #ifdef CONFIG_PM
 
-int s3c24xx_serial_suspend(struct device *dev, u32 state, u32 level)
+int s3c24xx_serial_suspend(struct device *dev, pm_message_t state, u32 level)
 {
        struct uart_port *port = s3c24xx_dev_to_port(dev);
 
 
        .cons                   = SA1100_CONSOLE,
 };
 
-static int sa1100_serial_suspend(struct device *_dev, u32 state, u32 level)
+static int sa1100_serial_suspend(struct device *_dev, pm_message_t state, u32 level)
 {
        struct sa1100_port *sport = dev_get_drvdata(_dev);
 
 
        }
 }
 
-static int pciserial_txx9_suspend_one(struct pci_dev *dev, u32 state)
+static int pciserial_txx9_suspend_one(struct pci_dev *dev, pm_message_t state)
 {
        int line = (int)(long)pci_get_drvdata(dev);
 
 
        return 0;
 }
 
-static int siu_suspend(struct device *dev, u32 state, u32 level)
+static int siu_suspend(struct device *dev, pm_message_t state, u32 level)
 {
        struct uart_port *port;
        int i;