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pch_uart: Add MSI support

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Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Alexander Stein
2011-07-04 08:58:31 +02:00
committed by Greg Kroah-Hartman
parent 7b292b4bf9
commit e463595fd9
1 changed files with 5 additions and 0 deletions
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5
drivers/tty/serial/pch_uart.c
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@@ -1426,6 +1426,8 @@ static struct eg20t_port *pch_uart_init_port(struct pci_dev *pdev,
goto init_port_hal_free; goto init_port_hal_free;
} }
pci_enable_msi(pdev);
iobase = pci_resource_start(pdev, 0); iobase = pci_resource_start(pdev, 0);
mapbase = pci_resource_start(pdev, 1); mapbase = pci_resource_start(pdev, 1);
priv->mapbase = mapbase; priv->mapbase = mapbase;
@@ -1482,6 +1484,8 @@ static void pch_uart_pci_remove(struct pci_dev *pdev)
struct eg20t_port *priv; struct eg20t_port *priv;
priv = (struct eg20t_port *)pci_get_drvdata(pdev); priv = (struct eg20t_port *)pci_get_drvdata(pdev);
pci_disable_msi(pdev);
pch_uart_exit_port(priv); pch_uart_exit_port(priv);
pci_disable_device(pdev); pci_disable_device(pdev);
kfree(priv); kfree(priv);
@@ -1565,6 +1569,7 @@ static int __devinit pch_uart_pci_probe(struct pci_dev *pdev,
return ret; return ret;
probe_disable_device: probe_disable_device:
pci_disable_msi(pdev);
pci_disable_device(pdev); pci_disable_device(pdev);
probe_error: probe_error:
return ret; return ret;