pch_uart: Set PCIe bus number using probe parameter

Currently, PCIe bus number is set as fixed value "2".
However, PCIe bus number is not always "2".
This patch sets bus number using probe() parameter.

Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.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 846dfcd3ce0d28a6ee882278a90779c3c6427e21..b46218d679e21e4561657b8cf5508e7138d5e03e 100644 (file)
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -598,7 +598,8 @@ static void pch_request_dma(struct uart_port *port)
        dma_cap_zero(mask);
        dma_cap_set(DMA_SLAVE, mask);
 
-       dma_dev = pci_get_bus_and_slot(2, PCI_DEVFN(0xa, 0)); /* Get DMA's dev
+       dma_dev = pci_get_bus_and_slot(priv->pdev->bus->number,
+                                      PCI_DEVFN(0xa, 0)); /* Get DMA's dev
                                                                information */
        /* Set Tx DMA */
        param = &priv->param_tx;