static int __devinit
setup_speedfax(struct sfax_hw *sf)
{
u_long flags;
if (!request_region(sf->cfg, 256, sf->name)) {
pr_info("mISDN: %s config port %x-%x already in use\n",
sf->name, sf->cfg, sf->cfg + 255);
return -EIO;
}
outb(0xff, sf->cfg);
outb(0, sf->cfg);
outb(0xdd, sf->cfg + TIGER_AUX_CTRL);
outb(0, sf->cfg + TIGER_AUX_IRQMASK);
sf->isac.type = IPAC_TYPE_ISAC;
sf->p_isac.ale = sf->cfg + SFAX_PCI_ADDR;
sf->p_isac.port = sf->cfg + SFAX_PCI_ISAC;
sf->p_isar.ale = sf->cfg + SFAX_PCI_ADDR;
sf->p_isar.port = sf->cfg + SFAX_PCI_ISAR;
ASSIGN_FUNC(IND, ISAC, sf->isac);
ASSIGN_FUNC(IND, ISAR, sf->isar);
spin_lock_irqsave(&sf->lock, flags);
reset_speedfax(sf);
disable_hwirq(sf);
spin_unlock_irqrestore(&sf->lock, flags);
return 0;
}
static int
init_card(struct w6692_hw *card)
{
int cnt = 3;
u_long flags;
spin_lock_irqsave(&card->lock, flags);
disable_hwirq(card);
spin_unlock_irqrestore(&card->lock, flags);
if (request_irq(card->irq, w6692_irq, IRQF_SHARED, card->name, card)) {
pr_info("%s: couldn't get interrupt %d\n", card->name,
card->irq);
return -EIO;
}
while (cnt--) {
spin_lock_irqsave(&card->lock, flags);
initW6692(card);
enable_hwirq(card);
spin_unlock_irqrestore(&card->lock, flags);
msleep_interruptible(10);
if (debug & DEBUG_HW)
pr_notice("%s: IRQ %d count %d\n", card->name,
card->irq, card->irqcnt);
if (!card->irqcnt) {
pr_info("%s: IRQ(%d) getting no IRQs during init %d\n",
card->name, card->irq, 3 - cnt);
reset_w6692(card);
} else
return 0;
}
free_irq(card->irq, card);
return -EIO;
}
static void
release_card(struct w6692_hw *card)
{
u_long flags;
spin_lock_irqsave(&card->lock, flags);
disable_hwirq(card);
w6692_mode(&card->bc[0], ISDN_P_NONE);
w6692_mode(&card->bc[1], ISDN_P_NONE);
if ((card->fmask & led) || card->subtype == W6692_USR) {
card->xdata |= 0x04;
WriteW6692(card, W_XDATA, card->xdata);
}
spin_unlock_irqrestore(&card->lock, flags);
free_irq(card->irq, card);
l1_event(card->dch.l1, CLOSE_CHANNEL);
mISDN_unregister_device(&card->dch.dev);
release_region(card->addr, 256);
mISDN_freebchannel(&card->bc[1].bch);
mISDN_freebchannel(&card->bc[0].bch);
mISDN_freedchannel(&card->dch);
write_lock_irqsave(&card_lock, flags);
list_del(&card->list);
write_unlock_irqrestore(&card_lock, flags);
pci_disable_device(card->pdev);
pci_set_drvdata(card->pdev, NULL);
kfree(card);
}
void initW6692(struct w6692_hw *card)
{
u8 val;
card->dch.timer.function = (void *)dbusy_timer_handler;
card->dch.timer.data = (u_long)&card->dch;
init_timer(&card->dch.timer);
w6692_mode(&card->bc[0], ISDN_P_NONE);
w6692_mode(&card->bc[1], ISDN_P_NONE);
WriteW6692(card, W_D_CTL, 0x00);
disable_hwirq(card);
WriteW6692(card, W_D_SAM, 0xff);
WriteW6692(card, W_D_TAM, 0xff);
WriteW6692(card, W_D_MODE, W_D_MODE_RACT);
card->state = W_L1CMD_RST;
ph_command(card, W_L1CMD_RST);
ph_command(card, W_L1CMD_ECK);
/* enable all IRQ but extern */
card->imask = 0x18;
WriteW6692(card, W_D_EXIM, 0x00);
WriteW6692B(&card->bc[0], W_B_EXIM, 0);
WriteW6692B(&card->bc[1], W_B_EXIM, 0);
/* Reset D-chan receiver and transmitter */
WriteW6692(card, W_D_CMDR, W_D_CMDR_RRST | W_D_CMDR_XRST);
/* Reset B-chan receiver and transmitter */
WriteW6692B(&card->bc[0], W_B_CMDR, W_B_CMDR_RRST | W_B_CMDR_XRST);
WriteW6692B(&card->bc[1], W_B_CMDR, W_B_CMDR_RRST | W_B_CMDR_XRST);
/* enable peripheral */
if (card->subtype == W6692_USR) {
/* seems that USR implemented some power control features
* Pin 79 is connected to the oscilator circuit so we
* have to handle it here
*/
card->pctl = 0x80;
card->xdata = 0;
WriteW6692(card, W_PCTL, card->pctl);
WriteW6692(card, W_XDATA, card->xdata);
} else {
card->pctl = W_PCTL_OE5 | W_PCTL_OE4 | W_PCTL_OE2 |
W_PCTL_OE1 | W_PCTL_OE0;
card->xaddr = 0x00;/* all sw off */
if (card->fmask & pots)
card->xdata |= 0x06; /* POWER UP/ LED OFF / ALAW */
if (card->fmask & led)
card->xdata |= 0x04; /* LED OFF */
if ((card->fmask & pots) || (card->fmask & led)) {
WriteW6692(card, W_PCTL, card->pctl);
WriteW6692(card, W_XADDR, card->xaddr);
WriteW6692(card, W_XDATA, card->xdata);
val = ReadW6692(card, W_XADDR);
if (debug & DEBUG_HW)
pr_notice("%s: W_XADDR=%02x\n",
card->name, val);
}
}
}
void initW6692(struct w6692_hw *card)
{
u8 val;
card->dch.timer.function = (void *)dbusy_timer_handler;
card->dch.timer.data = (u_long)&card->dch;
init_timer(&card->dch.timer);
w6692_mode(&card->bc[0], ISDN_P_NONE);
w6692_mode(&card->bc[1], ISDN_P_NONE);
WriteW6692(card, W_D_CTL, 0x00);
disable_hwirq(card);
WriteW6692(card, W_D_SAM, 0xff);
WriteW6692(card, W_D_TAM, 0xff);
WriteW6692(card, W_D_MODE, W_D_MODE_RACT);
card->state = W_L1CMD_RST;
ph_command(card, W_L1CMD_RST);
ph_command(card, W_L1CMD_ECK);
card->imask = 0x18;
WriteW6692(card, W_D_EXIM, 0x00);
WriteW6692B(&card->bc[0], W_B_EXIM, 0);
WriteW6692B(&card->bc[1], W_B_EXIM, 0);
WriteW6692(card, W_D_CMDR, W_D_CMDR_RRST | W_D_CMDR_XRST);
WriteW6692B(&card->bc[0], W_B_CMDR, W_B_CMDR_RRST | W_B_CMDR_XRST);
WriteW6692B(&card->bc[1], W_B_CMDR, W_B_CMDR_RRST | W_B_CMDR_XRST);
if (card->subtype == W6692_USR) {
card->pctl = 0x80;
card->xdata = 0;
WriteW6692(card, W_PCTL, card->pctl);
WriteW6692(card, W_XDATA, card->xdata);
} else {
card->pctl = W_PCTL_OE5 | W_PCTL_OE4 | W_PCTL_OE2 |
W_PCTL_OE1 | W_PCTL_OE0;
card->xaddr = 0x00;
if (card->fmask & pots)
card->xdata |= 0x06;
if (card->fmask & led)
card->xdata |= 0x04;
if ((card->fmask & pots) || (card->fmask & led)) {
WriteW6692(card, W_PCTL, card->pctl);
WriteW6692(card, W_XADDR, card->xaddr);
WriteW6692(card, W_XDATA, card->xdata);
val = ReadW6692(card, W_XADDR);
if (debug & DEBUG_HW)
pr_notice("%s: W_XADDR=%02x\n",
card->name, val);
}
}
}
static void
release_card(struct sfax_hw *card) {
u_long flags;
spin_lock_irqsave(&card->lock, flags);
disable_hwirq(card);
spin_unlock_irqrestore(&card->lock, flags);
card->isac.release(&card->isac);
free_irq(card->irq, card);
card->isar.release(&card->isar);
mISDN_unregister_device(&card->isac.dch.dev);
release_region(card->cfg, 256);
pci_disable_device(card->pdev);
pci_set_drvdata(card->pdev, NULL);
write_lock_irqsave(&card_lock, flags);
list_del(&card->list);
write_unlock_irqrestore(&card_lock, flags);
kfree(card);
sfax_cnt--;
}
static int __devinit
setup_instance(struct sfax_hw *card)
{
const struct firmware *firmware;
int i, err;
u_long flags;
snprintf(card->name, MISDN_MAX_IDLEN - 1, "Speedfax.%d", sfax_cnt + 1);
write_lock_irqsave(&card_lock, flags);
list_add_tail(&card->list, &Cards);
write_unlock_irqrestore(&card_lock, flags);
_set_debug(card);
spin_lock_init(&card->lock);
card->isac.hwlock = &card->lock;
card->isar.hwlock = &card->lock;
card->isar.ctrl = (void *)&sfax_ctrl;
card->isac.name = card->name;
card->isar.name = card->name;
card->isar.owner = THIS_MODULE;
err = request_firmware(&firmware, "isdn/ISAR.BIN", &card->pdev->dev);
if (err < 0) {
pr_info("%s: firmware request failed %d\n",
card->name, err);
goto error_fw;
}
if (debug & DEBUG_HW)
pr_notice("%s: got firmware %zu bytes\n",
card->name, firmware->size);
mISDNisac_init(&card->isac, card);
card->isac.dch.dev.D.ctrl = sfax_dctrl;
card->isac.dch.dev.Bprotocols =
mISDNisar_init(&card->isar, card);
for (i = 0; i < 2; i++) {
set_channelmap(i + 1, card->isac.dch.dev.channelmap);
list_add(&card->isar.ch[i].bch.ch.list,
&card->isac.dch.dev.bchannels);
}
err = setup_speedfax(card);
if (err)
goto error_setup;
err = card->isar.init(&card->isar);
if (err)
goto error;
err = mISDN_register_device(&card->isac.dch.dev,
&card->pdev->dev, card->name);
if (err)
goto error;
err = init_card(card);
if (err)
goto error_init;
err = card->isar.firmware(&card->isar, firmware->data, firmware->size);
if (!err) {
release_firmware(firmware);
sfax_cnt++;
pr_notice("SpeedFax %d cards installed\n", sfax_cnt);
return 0;
}
disable_hwirq(card);
free_irq(card->irq, card);
error_init:
mISDN_unregister_device(&card->isac.dch.dev);
error:
release_region(card->cfg, 256);
error_setup:
card->isac.release(&card->isac);
card->isar.release(&card->isar);
release_firmware(firmware);
error_fw:
pci_disable_device(card->pdev);
write_lock_irqsave(&card_lock, flags);
list_del(&card->list);
write_unlock_irqrestore(&card_lock, flags);
kfree(card);
return err;
}
