serial8250: update to dev_pm_ops
From dmesg:
Platform driver 'serial8250' needs updating - please use dev_pm_ops
Signed-off-by: Erik Ekman <erik@xxxxxxx>
--
Updated to handle hibernation as understood based on info from Rafael J. Wysocki.
Please let me know if any special handling is needed.
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index fb867a9..e93222c 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -2982,42 +2982,50 @@ static int __devexit serial8250_remove (struct platform_device *dev)
return 0;
}
-static int serial8250_suspend(struct platform_device *dev, pm_message_t state)
+static int serial8250_suspend(struct device *dev)
{
int i;
for (i = 0; i < UART_NR; i++) {
struct uart_8250_port *up = &serial8250_ports[i];
- if (up->port.type != PORT_UNKNOWN && up->port.dev == &dev- >dev)
+ if (up->port.type != PORT_UNKNOWN && up->port.dev == dev)
uart_suspend_port(&serial8250_reg, &up->port);
}
return 0;
}
-static int serial8250_resume(struct platform_device *dev)
+static int serial8250_resume(struct device *dev)
{
int i;
for (i = 0; i < UART_NR; i++) {
struct uart_8250_port *up = &serial8250_ports[i];
- if (up->port.type != PORT_UNKNOWN && up->port.dev == &dev- >dev)
+ if (up->port.type != PORT_UNKNOWN && up->port.dev == dev)
serial8250_resume_port(i);
}
return 0;
}
+static struct dev_pm_ops serial8250_pm_ops = {
+ .resume = serial8250_resume,
+ .suspend = serial8250_suspend,
+ .freeze = serial8250_resume,
+ .thaw = serial8250_suspend,
+ .restore = serial8250_resume,
+ .poweroff = serial8250_suspend,
+};