pch_uart: Add MSI support
Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index ae28250..35cb9af 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -1426,6 +1426,8 @@
goto init_port_hal_free;
}
+ pci_enable_msi(pdev);
+
iobase = pci_resource_start(pdev, 0);
mapbase = pci_resource_start(pdev, 1);
priv->mapbase = mapbase;
@@ -1482,6 +1484,8 @@
struct eg20t_port *priv;
priv = (struct eg20t_port *)pci_get_drvdata(pdev);
+
+ pci_disable_msi(pdev);
pch_uart_exit_port(priv);
pci_disable_device(pdev);
kfree(priv);
@@ -1565,6 +1569,7 @@
return ret;
probe_disable_device:
+ pci_disable_msi(pdev);
pci_disable_device(pdev);
probe_error:
return ret;