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serial: 8250_pci: remove non-used var for F81504 

Remove pci_fintek_setup() non-used var with calculation ciobase

Signed-off-by: Peter Hung <hpeter+linux_kernel@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Peter Hung 2015-03-17 18:02:14 +08:00 committed by Greg Kroah-Hartman
parent e4228d7cf5
commit 77002c6f95
1 changed files with 2 additions and 9 deletions
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11
drivers/tty/serial/8250/8250_pci.c
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@ -1693,9 +1693,7 @@ static int pci_fintek_setup(struct serial_private *priv,
struct uart_8250_port *port, int idx)
{
struct pci_dev *pdev = priv->dev;
unsigned long base;
unsigned long iobase;
unsigned long ciobase = 0;
u8 config_base;
u32 bar_data[3];
@ -1744,11 +1742,6 @@ static int pci_fintek_setup(struct serial_private *priv,
return -EINVAL;
}
if (idx < 4) {
base = pci_resource_start(priv->dev, 3);
ciobase = (int)(base + (0x8 * idx));
}
/* Get the io address dispatch from the BIOS */
pci_read_config_dword(pdev, 0x24, &bar_data[0]);
pci_read_config_dword(pdev, 0x20, &bar_data[1]);
@ -1757,8 +1750,8 @@ static int pci_fintek_setup(struct serial_private *priv,
/* Calculate Real IO Port */
iobase = (bar_data[idx/4] & 0xffffffe0) + (idx % 4) * 8;
dev_dbg(&pdev->dev, "%s: idx=%d iobase=0x%lx ciobase=0x%lx config_base=0x%2x\n",
__func__, idx, iobase, ciobase, config_base);
dev_dbg(&pdev->dev, "%s: idx=%d iobase=0x%lx config_base=0x%2x\n",
__func__, idx, iobase, config_base);
/* Enable UART I/O port */
pci_write_config_byte(pdev, config_base + 0x00, 0x01);