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Subject[PATCH 1/2] serial: 8250_pci: remove non-used var for F81504
Date
Remove pci_fintek_setup() non-used var with calculation ciobase

Signed-off-by: Peter Hung <hpeter+linux_kernel@gmail.com>
---
drivers/tty/serial/8250/8250_pci.c | 11 ++---------
1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 892eb32..701b7b1 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1550,9 +1550,7 @@ 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];

@@ -1601,11 +1599,6 @@ 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]);
@@ -1614,8 +1607,8 @@ 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);
--
1.9.1


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