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path: root/drivers/tty/serial/8250/8250_omap.c
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Diffstat (limited to 'drivers/tty/serial/8250/8250_omap.c')
-rw-r--r--drivers/tty/serial/8250/8250_omap.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c
index f4eb807a2616..da31159a03ec 100644
--- a/drivers/tty/serial/8250/8250_omap.c
+++ b/drivers/tty/serial/8250/8250_omap.c
@@ -1237,7 +1237,8 @@ static int omap8250_probe(struct platform_device *pdev)
pm_runtime_put_autosuspend(&pdev->dev);
return 0;
err:
- pm_runtime_put(&pdev->dev);
+ pm_runtime_dont_use_autosuspend(&pdev->dev);
+ pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
return ret;
}
@@ -1246,6 +1247,7 @@ static int omap8250_remove(struct platform_device *pdev)
{
struct omap8250_priv *priv = platform_get_drvdata(pdev);
+ pm_runtime_dont_use_autosuspend(&pdev->dev);
pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
serial8250_unregister_port(priv->line);
@@ -1345,6 +1347,10 @@ static int omap8250_runtime_suspend(struct device *dev)
struct omap8250_priv *priv = dev_get_drvdata(dev);
struct uart_8250_port *up;
+ /* In case runtime-pm tries this before we are setup */
+ if (!priv)
+ return 0;
+
up = serial8250_get_port(priv->line);
/*
* When using 'no_console_suspend', the console UART must not be