From e463595fd9c752fa4bf06b47df93ef9ade3c7cf0 Mon Sep 17 00:00:00 2001 From: Alexander Stein Date: Mon, 4 Jul 2011 08:58:31 +0200 Subject: [PATCH] pch_uart: Add MSI support Signed-off-by: Alexander Stein Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/pch_uart.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c index ae28250b0be0..35cb9af893ba 100644 --- a/drivers/tty/serial/pch_uart.c +++ b/drivers/tty/serial/pch_uart.c @@ -1426,6 +1426,8 @@ 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; @@ -1482,6 +1484,8 @@ 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); @@ -1565,6 +1569,7 @@ 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; -- GitLab