diff options
Diffstat (limited to 'drivers/tty/serial/8250')
| -rw-r--r-- | drivers/tty/serial/8250/8250_omap.c | 8 | ||||
| -rw-r--r-- | drivers/tty/serial/8250/8250_pci.c | 12 |
2 files changed, 12 insertions, 8 deletions
diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c index a2c0734c76e2..e8dd296fb25b 100644 --- a/drivers/tty/serial/8250/8250_omap.c +++ b/drivers/tty/serial/8250/8250_omap.c @@ -1235,7 +1235,8 @@ 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; } @@ -1244,6 +1245,7 @@ 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); @@ -1343,6 +1345,10 @@ 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 diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index 83ff1724ec79..cf3da51a3536 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -5850,17 +5850,15 @@ static pci_ers_result_t serial8250_io_slot_reset(struct pci_dev *dev) static void serial8250_io_resume(struct pci_dev *dev) { struct serial_private *priv = pci_get_drvdata(dev); - const struct pciserial_board *board; + struct serial_private *new; if (!priv) return; - board = priv->board; - kfree(priv); - priv = pciserial_init_ports(dev, board); - - if (!IS_ERR(priv)) { - pci_set_drvdata(dev, priv); + new = pciserial_init_ports(dev, priv->board); + if (!IS_ERR(new)) { + pci_set_drvdata(dev, new); + kfree(priv); } } |