[PATCH v3] pch_uart: Add MSI support
From: Alexander Stein
Date: Mon Jul 04 2011 - 03:08:04 EST
Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxxxxxxxx>
---
Hello Greg,
I'm sorry. This patch was based some other patches, like console support.
Changes in v3:
* Rebased to current git master
drivers/tty/serial/pch_uart.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index 4652109..d3ba85b 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -1429,6 +1429,8 @@ static struct eg20t_port *pch_uart_init_port(struct pci_dev *pdev,
goto init_port_hal_free;
}
+ pci_enable_msi(pdev);
+
iobase = pci_resource_start(pdev, 0);
mapbase = pci_resource_start(pdev, 1);
priv->mapbase = mapbase;
@@ -1485,6 +1487,8 @@ static void pch_uart_pci_remove(struct pci_dev *pdev)
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);
@@ -1568,6 +1572,7 @@ static int __devinit pch_uart_pci_probe(struct pci_dev *pdev,
return ret;
probe_disable_device:
+ pci_disable_msi(pdev);
pci_disable_device(pdev);
probe_error:
return ret;
--
1.7.3.4
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