mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-15 00:04:15 +08:00
isdn: hisax: remove some dead code
The HISAX_HFC4S8S_PCIMEM code hasn't been able to compile since before the start of git history. I have deleted it. There are also a few indenting mistakes where one side of the ifdef wasn't indented correctly which I fixed as well. Reported-by: Walter Harms <wharms@bfs.de> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dan Carpenter
David S. Miller
parent
d28071d102
commit
d1f88a667c
@ -197,25 +197,6 @@ typedef struct _hfc4s8s_hw {
|
||||
|
||||
|
||||
|
||||
/***************************/
|
||||
/* inline function defines */
|
||||
/***************************/
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM /* inline functions memory mapped */
|
||||
|
||||
/* memory write and dummy IO read to avoid PCI byte merge problems */
|
||||
#define Write_hfc8(a, b, c) {(*((volatile u_char *)(a->membase + b)) = c); inb(a->iobase + 4);}
|
||||
/* memory write without dummy IO access for fifo data access */
|
||||
#define fWrite_hfc8(a, b, c) (*((volatile u_char *)(a->membase + b)) = c)
|
||||
#define Read_hfc8(a, b) (*((volatile u_char *)(a->membase + b)))
|
||||
#define Write_hfc16(a, b, c) (*((volatile unsigned short *)(a->membase + b)) = c)
|
||||
#define Read_hfc16(a, b) (*((volatile unsigned short *)(a->membase + b)))
|
||||
#define Write_hfc32(a, b, c) (*((volatile unsigned long *)(a->membase + b)) = c)
|
||||
#define Read_hfc32(a, b) (*((volatile unsigned long *)(a->membase + b)))
|
||||
#define wait_busy(a) {while ((Read_hfc8(a, R_STATUS) & M_BUSY));}
|
||||
#define PCI_ENA_MEMIO 0x03
|
||||
|
||||
#else
|
||||
|
||||
/* inline functions io mapped */
|
||||
static inline void
|
||||
SetRegAddr(hfc4s8s_hw *a, u_char b)
|
||||
@ -306,8 +287,6 @@ wait_busy(hfc4s8s_hw *a)
|
||||
|
||||
#define PCI_ENA_REGIO 0x01
|
||||
|
||||
#endif /* HISAX_HFC4S8S_PCIMEM */
|
||||
|
||||
/******************************************************/
|
||||
/* function to read critical counter registers that */
|
||||
/* may be updated by the chip during read */
|
||||
@ -724,26 +703,15 @@ rx_d_frame(struct hfc4s8s_l1 *l1p, int ech)
|
||||
return;
|
||||
} else {
|
||||
/* read errornous D frame */
|
||||
|
||||
#ifndef HISAX_HFC4S8S_PCIMEM
|
||||
SetRegAddr(l1p->hw, A_FIFO_DATA0);
|
||||
#endif
|
||||
|
||||
while (z1 >= 4) {
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
Read_hfc32(l1p->hw, A_FIFO_DATA0);
|
||||
#else
|
||||
fRead_hfc32(l1p->hw);
|
||||
#endif
|
||||
z1 -= 4;
|
||||
}
|
||||
|
||||
while (z1--)
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
Read_hfc8(l1p->hw, A_FIFO_DATA0);
|
||||
#else
|
||||
fRead_hfc8(l1p->hw);
|
||||
#endif
|
||||
fRead_hfc8(l1p->hw);
|
||||
|
||||
Write_hfc8(l1p->hw, A_INC_RES_FIFO, 1);
|
||||
wait_busy(l1p->hw);
|
||||
@ -753,27 +721,16 @@ rx_d_frame(struct hfc4s8s_l1 *l1p, int ech)
|
||||
|
||||
cp = skb->data;
|
||||
|
||||
#ifndef HISAX_HFC4S8S_PCIMEM
|
||||
SetRegAddr(l1p->hw, A_FIFO_DATA0);
|
||||
#endif
|
||||
|
||||
while (z1 >= 4) {
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
*((unsigned long *) cp) =
|
||||
Read_hfc32(l1p->hw, A_FIFO_DATA0);
|
||||
#else
|
||||
*((unsigned long *) cp) = fRead_hfc32(l1p->hw);
|
||||
#endif
|
||||
cp += 4;
|
||||
z1 -= 4;
|
||||
}
|
||||
|
||||
while (z1--)
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
*cp++ = Read_hfc8(l1p->hw, A_FIFO_DATA0);
|
||||
#else
|
||||
*cp++ = fRead_hfc8(l1p->hw);
|
||||
#endif
|
||||
*cp++ = fRead_hfc8(l1p->hw);
|
||||
|
||||
Write_hfc8(l1p->hw, A_INC_RES_FIFO, 1); /* increment f counter */
|
||||
wait_busy(l1p->hw);
|
||||
@ -859,28 +816,17 @@ rx_b_frame(struct hfc4s8s_btype *bch)
|
||||
wait_busy(l1->hw);
|
||||
return;
|
||||
}
|
||||
#ifndef HISAX_HFC4S8S_PCIMEM
|
||||
SetRegAddr(l1->hw, A_FIFO_DATA0);
|
||||
#endif
|
||||
|
||||
while (z1 >= 4) {
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
*((unsigned long *) bch->rx_ptr) =
|
||||
Read_hfc32(l1->hw, A_FIFO_DATA0);
|
||||
#else
|
||||
*((unsigned long *) bch->rx_ptr) =
|
||||
fRead_hfc32(l1->hw);
|
||||
#endif
|
||||
bch->rx_ptr += 4;
|
||||
z1 -= 4;
|
||||
}
|
||||
|
||||
while (z1--)
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
*(bch->rx_ptr++) = Read_hfc8(l1->hw, A_FIFO_DATA0);
|
||||
#else
|
||||
*(bch->rx_ptr++) = fRead_hfc8(l1->hw);
|
||||
#endif
|
||||
*(bch->rx_ptr++) = fRead_hfc8(l1->hw);
|
||||
|
||||
if (hdlc_complete) {
|
||||
/* increment f counter */
|
||||
@ -940,29 +886,17 @@ tx_d_frame(struct hfc4s8s_l1 *l1p)
|
||||
if ((skb = skb_dequeue(&l1p->d_tx_queue))) {
|
||||
cp = skb->data;
|
||||
cnt = skb->len;
|
||||
#ifndef HISAX_HFC4S8S_PCIMEM
|
||||
SetRegAddr(l1p->hw, A_FIFO_DATA0);
|
||||
#endif
|
||||
|
||||
while (cnt >= 4) {
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
fWrite_hfc32(l1p->hw, A_FIFO_DATA0,
|
||||
*(unsigned long *) cp);
|
||||
#else
|
||||
SetRegAddr(l1p->hw, A_FIFO_DATA0);
|
||||
fWrite_hfc32(l1p->hw, *(unsigned long *) cp);
|
||||
#endif
|
||||
cp += 4;
|
||||
cnt -= 4;
|
||||
}
|
||||
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
while (cnt--)
|
||||
fWrite_hfc8(l1p->hw, A_FIFO_DATA0, *cp++);
|
||||
#else
|
||||
while (cnt--)
|
||||
fWrite_hfc8(l1p->hw, *cp++);
|
||||
#endif
|
||||
|
||||
l1p->tx_cnt = skb->truesize;
|
||||
Write_hfc8(l1p->hw, A_INC_RES_FIFO, 1); /* increment f counter */
|
||||
@ -1037,26 +971,15 @@ tx_b_frame(struct hfc4s8s_btype *bch)
|
||||
cp = skb->data + bch->tx_cnt;
|
||||
bch->tx_cnt += cnt;
|
||||
|
||||
#ifndef HISAX_HFC4S8S_PCIMEM
|
||||
SetRegAddr(l1->hw, A_FIFO_DATA0);
|
||||
#endif
|
||||
while (cnt >= 4) {
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
fWrite_hfc32(l1->hw, A_FIFO_DATA0,
|
||||
*(unsigned long *) cp);
|
||||
#else
|
||||
fWrite_hfc32(l1->hw, *(unsigned long *) cp);
|
||||
#endif
|
||||
cp += 4;
|
||||
cnt -= 4;
|
||||
}
|
||||
|
||||
while (cnt--)
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
fWrite_hfc8(l1->hw, A_FIFO_DATA0, *cp++);
|
||||
#else
|
||||
fWrite_hfc8(l1->hw, *cp++);
|
||||
#endif
|
||||
fWrite_hfc8(l1->hw, *cp++);
|
||||
|
||||
if (bch->tx_cnt >= skb->len) {
|
||||
if (bch->mode == L1_MODE_HDLC) {
|
||||
@ -1281,10 +1204,8 @@ hfc4s8s_interrupt(int intno, void *dev_id)
|
||||
if (!hw || !(hw->mr.r_irq_ctrl & M_GLOB_IRQ_EN))
|
||||
return IRQ_NONE;
|
||||
|
||||
#ifndef HISAX_HFC4S8S_PCIMEM
|
||||
/* read current selected regsister */
|
||||
old_ioreg = GetRegAddr(hw);
|
||||
#endif
|
||||
|
||||
/* Layer 1 State change */
|
||||
hw->mr.r_irq_statech |=
|
||||
@ -1292,9 +1213,7 @@ hfc4s8s_interrupt(int intno, void *dev_id)
|
||||
if (!
|
||||
(b = (Read_hfc8(hw, R_STATUS) & (M_MISC_IRQSTA | M_FR_IRQSTA)))
|
||||
&& !hw->mr.r_irq_statech) {
|
||||
#ifndef HISAX_HFC4S8S_PCIMEM
|
||||
SetRegAddr(hw, old_ioreg);
|
||||
#endif
|
||||
return IRQ_NONE;
|
||||
}
|
||||
|
||||
@ -1322,9 +1241,7 @@ hfc4s8s_interrupt(int intno, void *dev_id)
|
||||
/* queue the request to allow other cards to interrupt */
|
||||
schedule_work(&hw->tqueue);
|
||||
|
||||
#ifndef HISAX_HFC4S8S_PCIMEM
|
||||
SetRegAddr(hw, old_ioreg);
|
||||
#endif
|
||||
return IRQ_HANDLED;
|
||||
} /* hfc4s8s_interrupt */
|
||||
|
||||
@ -1471,13 +1388,8 @@ static void
|
||||
release_pci_ports(hfc4s8s_hw *hw)
|
||||
{
|
||||
pci_write_config_word(hw->pdev, PCI_COMMAND, 0);
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
if (hw->membase)
|
||||
iounmap((void *) hw->membase);
|
||||
#else
|
||||
if (hw->iobase)
|
||||
release_region(hw->iobase, 8);
|
||||
#endif
|
||||
}
|
||||
|
||||
/*****************************************/
|
||||
@ -1486,11 +1398,7 @@ release_pci_ports(hfc4s8s_hw *hw)
|
||||
static void
|
||||
enable_pci_ports(hfc4s8s_hw *hw)
|
||||
{
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
pci_write_config_word(hw->pdev, PCI_COMMAND, PCI_ENA_MEMIO);
|
||||
#else
|
||||
pci_write_config_word(hw->pdev, PCI_COMMAND, PCI_ENA_REGIO);
|
||||
#endif
|
||||
}
|
||||
|
||||
/*************************************/
|
||||
@ -1561,15 +1469,9 @@ setup_instance(hfc4s8s_hw *hw)
|
||||
hw->irq);
|
||||
goto out;
|
||||
}
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
printk(KERN_INFO
|
||||
"HFC-4S/8S: found PCI card at membase 0x%p, irq %d\n",
|
||||
hw->hw_membase, hw->irq);
|
||||
#else
|
||||
printk(KERN_INFO
|
||||
"HFC-4S/8S: found PCI card at iobase 0x%x, irq %d\n",
|
||||
hw->iobase, hw->irq);
|
||||
#endif
|
||||
|
||||
hfc_hardware_enable(hw, 1, 0);
|
||||
|
||||
@ -1614,17 +1516,12 @@ hfc4s8s_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
|
||||
hw->irq = pdev->irq;
|
||||
hw->iobase = pci_resource_start(pdev, 0);
|
||||
|
||||
#ifdef HISAX_HFC4S8S_PCIMEM
|
||||
hw->hw_membase = (u_char *) pci_resource_start(pdev, 1);
|
||||
hw->membase = ioremap((ulong) hw->hw_membase, 256);
|
||||
#else
|
||||
if (!request_region(hw->iobase, 8, hw->card_name)) {
|
||||
printk(KERN_INFO
|
||||
"HFC-4S/8S: failed to request address space at 0x%04x\n",
|
||||
hw->iobase);
|
||||
goto out;
|
||||
}
|
||||
#endif
|
||||
|
||||
pci_set_drvdata(pdev, hw);
|
||||
err = setup_instance(hw);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user