1 files changed, 23 insertions, 0 deletions

diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c
index ee96cf0d0057..736b74fd6623 100644
--- a/drivers/tty/serial/msm_serial.c
+++ b/drivers/tty/serial/msm_serial.c
@@ -1812,11 +1812,34 @@ static const struct of_device_id msm_match_table[] = {
 };
 MODULE_DEVICE_TABLE(of, msm_match_table);
 
+static int __maybe_unused msm_serial_suspend(struct device *dev)
+{
+        struct msm_port *port = dev_get_drvdata(dev);
+
+        uart_suspend_port(&msm_uart_driver, &port->uart);
+
+        return 0;
+}
+
+static int __maybe_unused msm_serial_resume(struct device *dev)
+{
+        struct msm_port *port = dev_get_drvdata(dev);
+
+        uart_resume_port(&msm_uart_driver, &port->uart);
+
+        return 0;
+}
+
+static const struct dev_pm_ops msm_serial_dev_pm_ops = {
+        SET_SYSTEM_SLEEP_PM_OPS(msm_serial_suspend, msm_serial_resume)
+};
+
 static struct platform_driver msm_platform_driver = {
         .remove = msm_serial_remove,
         .probe = msm_serial_probe,
         .driver = {
                 .name = "msm_serial",
+                .pm = &msm_serial_dev_pm_ops,
                 .of_match_table = msm_match_table,
         },
 };